sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1 | /* -*- mode: C; c-basic-offset: 3; -*- */ |
| 2 | |
| 3 | /*---------------------------------------------------------------*/ |
| 4 | /*--- begin host_s390_defs.c ---*/ |
| 5 | /*---------------------------------------------------------------*/ |
| 6 | |
| 7 | /* |
| 8 | This file is part of Valgrind, a dynamic binary instrumentation |
| 9 | framework. |
| 10 | |
Elliott Hughes | ed39800 | 2017-06-21 14:41:24 -0700 | [diff] [blame^] | 11 | Copyright IBM Corp. 2010-2017 |
| 12 | Copyright (C) 2012-2017 Florian Krohm (britzel@acm.org) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 13 | |
| 14 | This program is free software; you can redistribute it and/or |
| 15 | modify it under the terms of the GNU General Public License as |
| 16 | published by the Free Software Foundation; either version 2 of the |
| 17 | License, or (at your option) any later version. |
| 18 | |
| 19 | This program is distributed in the hope that it will be useful, but |
| 20 | WITHOUT ANY WARRANTY; without even the implied warranty of |
| 21 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 22 | General Public License for more details. |
| 23 | |
| 24 | You should have received a copy of the GNU General Public License |
| 25 | along with this program; if not, write to the Free Software |
| 26 | Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 27 | 02110-1301, USA. |
| 28 | |
| 29 | The GNU General Public License is contained in the file COPYING. |
| 30 | */ |
| 31 | |
| 32 | /* Contributed by Florian Krohm */ |
| 33 | |
| 34 | #include "libvex_basictypes.h" |
| 35 | #include "libvex.h" |
| 36 | #include "libvex_trc_values.h" |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 37 | #include "libvex_s390x_common.h" |
| 38 | |
| 39 | #include "main_util.h" |
| 40 | #include "main_globals.h" |
| 41 | #include "host_generic_regs.h" |
| 42 | #include "host_s390_defs.h" |
florian | 79af575 | 2012-09-20 01:22:10 +0000 | [diff] [blame] | 43 | #include "s390_disasm.h" |
florian | 428dfdd | 2012-03-27 03:09:49 +0000 | [diff] [blame] | 44 | #include "guest_s390_defs.h" /* S390X_GUEST_OFFSET */ |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 45 | #include <stdarg.h> |
| 46 | |
florian | b4df768 | 2011-07-05 02:09:01 +0000 | [diff] [blame] | 47 | /*------------------------------------------------------------*/ |
| 48 | /*--- Forward declarations ---*/ |
| 49 | /*------------------------------------------------------------*/ |
| 50 | |
| 51 | static Bool s390_insn_is_reg_reg_move(const s390_insn *, HReg *src, HReg *dst); |
| 52 | static void s390_insn_map_regs(HRegRemap *, s390_insn *); |
| 53 | static void s390_insn_get_reg_usage(HRegUsage *u, const s390_insn *); |
florian | 1c85704 | 2012-04-15 04:11:07 +0000 | [diff] [blame] | 54 | static UInt s390_tchain_load64_len(void); |
florian | b4df768 | 2011-07-05 02:09:01 +0000 | [diff] [blame] | 55 | |
| 56 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 57 | /*------------------------------------------------------------*/ |
| 58 | /*--- Registers ---*/ |
| 59 | /*------------------------------------------------------------*/ |
| 60 | |
sewardj | a5b5022 | 2015-03-26 07:18:32 +0000 | [diff] [blame] | 61 | /* A mapping from register number to register index */ |
| 62 | static Int gpr_index[16]; // GPR regno -> register index |
| 63 | static Int fpr_index[16]; // FPR regno -> register index |
| 64 | |
| 65 | HReg |
| 66 | s390_hreg_gpr(UInt regno) |
| 67 | { |
| 68 | Int ix = gpr_index[regno]; |
| 69 | vassert(ix >= 0); |
| 70 | return mkHReg(/*virtual*/False, HRcInt64, regno, ix); |
| 71 | } |
| 72 | |
| 73 | HReg |
| 74 | s390_hreg_fpr(UInt regno) |
| 75 | { |
| 76 | Int ix = fpr_index[regno]; |
| 77 | vassert(ix >= 0); |
| 78 | return mkHReg(/*virtual*/False, HRcFlt64, regno, ix); |
| 79 | } |
| 80 | |
| 81 | static __inline__ UInt |
| 82 | hregNumber(HReg reg) |
| 83 | { |
| 84 | return hregEncoding(reg); |
| 85 | } |
| 86 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 87 | /* Decompile the given register into a static buffer and return it */ |
| 88 | const HChar * |
| 89 | s390_hreg_as_string(HReg reg) |
| 90 | { |
| 91 | static HChar buf[10]; |
| 92 | |
| 93 | static const HChar ireg_names[16][5] = { |
| 94 | "%r0", "%r1", "%r2", "%r3", "%r4", "%r5", "%r6", "%r7", |
| 95 | "%r8", "%r9", "%r10", "%r11", "%r12", "%r13", "%r14", "%r15" |
| 96 | }; |
| 97 | |
| 98 | static const HChar freg_names[16][5] = { |
| 99 | "%f0", "%f1", "%f2", "%f3", "%f4", "%f5", "%f6", "%f7", |
| 100 | "%f8", "%f9", "%f10", "%f11", "%f12", "%f13", "%f14", "%f15" |
| 101 | }; |
| 102 | |
| 103 | UInt r; /* hregNumber() returns an UInt */ |
| 104 | |
| 105 | r = hregNumber(reg); |
| 106 | |
| 107 | /* Be generic for all virtual regs. */ |
| 108 | if (hregIsVirtual(reg)) { |
| 109 | buf[0] = '\0'; |
| 110 | switch (hregClass(reg)) { |
florian | b173774 | 2015-08-03 16:03:13 +0000 | [diff] [blame] | 111 | case HRcInt64: vex_sprintf(buf, "%%vR%u", r); break; |
| 112 | case HRcFlt64: vex_sprintf(buf, "%%vF%u", r); break; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 113 | default: goto fail; |
| 114 | } |
| 115 | return buf; |
| 116 | } |
| 117 | |
| 118 | /* But specific for real regs. */ |
| 119 | vassert(r < 16); |
| 120 | |
| 121 | switch (hregClass(reg)) { |
| 122 | case HRcInt64: return ireg_names[r]; |
| 123 | case HRcFlt64: return freg_names[r]; |
| 124 | default: goto fail; |
| 125 | } |
| 126 | |
| 127 | fail: vpanic("s390_hreg_as_string"); |
| 128 | } |
| 129 | |
| 130 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 131 | /* Return the real register that holds the guest state pointer */ |
| 132 | HReg |
| 133 | s390_hreg_guest_state_pointer(void) |
| 134 | { |
sewardj | a5b5022 | 2015-03-26 07:18:32 +0000 | [diff] [blame] | 135 | return s390_hreg_gpr(S390_REGNO_GUEST_STATE_POINTER); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 136 | } |
| 137 | |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 138 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 139 | /* Is VALUE within the domain of a 20-bit signed integer. */ |
| 140 | static __inline__ Bool |
| 141 | fits_signed_20bit(Int value) |
| 142 | { |
florian | 8cf6637 | 2015-02-09 23:21:07 +0000 | [diff] [blame] | 143 | UInt uval = value; |
| 144 | return ((Int)(uval << 12) >> 12) == value; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 145 | } |
| 146 | |
| 147 | |
| 148 | /* Is VALUE within the domain of a 12-bit unsigned integer. */ |
| 149 | static __inline__ Bool |
| 150 | fits_unsigned_12bit(Int value) |
| 151 | { |
| 152 | return (value & 0xFFF) == value; |
| 153 | } |
| 154 | |
| 155 | /*------------------------------------------------------------*/ |
| 156 | /*--- Addressing modes (amodes) ---*/ |
| 157 | /*------------------------------------------------------------*/ |
| 158 | |
| 159 | /* Construct a b12 amode. */ |
| 160 | s390_amode * |
| 161 | s390_amode_b12(Int d, HReg b) |
| 162 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 163 | s390_amode *am = LibVEX_Alloc_inline(sizeof(s390_amode)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 164 | |
| 165 | vassert(fits_unsigned_12bit(d)); |
| 166 | |
| 167 | am->tag = S390_AMODE_B12; |
| 168 | am->d = d; |
| 169 | am->b = b; |
sewardj | a5b5022 | 2015-03-26 07:18:32 +0000 | [diff] [blame] | 170 | am->x = s390_hreg_gpr(0); /* hregNumber(am->x) == 0 */ |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 171 | |
| 172 | return am; |
| 173 | } |
| 174 | |
| 175 | |
| 176 | /* Construct a b20 amode. */ |
| 177 | s390_amode * |
| 178 | s390_amode_b20(Int d, HReg b) |
| 179 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 180 | s390_amode *am = LibVEX_Alloc_inline(sizeof(s390_amode)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 181 | |
| 182 | vassert(fits_signed_20bit(d)); |
| 183 | |
| 184 | am->tag = S390_AMODE_B20; |
| 185 | am->d = d; |
| 186 | am->b = b; |
sewardj | a5b5022 | 2015-03-26 07:18:32 +0000 | [diff] [blame] | 187 | am->x = s390_hreg_gpr(0); /* hregNumber(am->x) == 0 */ |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 188 | |
| 189 | return am; |
| 190 | } |
| 191 | |
| 192 | |
| 193 | /* Construct a bx12 amode. */ |
| 194 | s390_amode * |
| 195 | s390_amode_bx12(Int d, HReg b, HReg x) |
| 196 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 197 | s390_amode *am = LibVEX_Alloc_inline(sizeof(s390_amode)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 198 | |
| 199 | vassert(fits_unsigned_12bit(d)); |
florian | 3123f72 | 2013-01-24 15:55:52 +0000 | [diff] [blame] | 200 | vassert(hregNumber(b) != 0); |
| 201 | vassert(hregNumber(x) != 0); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 202 | |
| 203 | am->tag = S390_AMODE_BX12; |
| 204 | am->d = d; |
| 205 | am->b = b; |
| 206 | am->x = x; |
| 207 | |
| 208 | return am; |
| 209 | } |
| 210 | |
| 211 | |
| 212 | /* Construct a bx20 amode. */ |
| 213 | s390_amode * |
| 214 | s390_amode_bx20(Int d, HReg b, HReg x) |
| 215 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 216 | s390_amode *am = LibVEX_Alloc_inline(sizeof(s390_amode)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 217 | |
| 218 | vassert(fits_signed_20bit(d)); |
florian | 3123f72 | 2013-01-24 15:55:52 +0000 | [diff] [blame] | 219 | vassert(hregNumber(b) != 0); |
| 220 | vassert(hregNumber(x) != 0); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 221 | |
| 222 | am->tag = S390_AMODE_BX20; |
| 223 | am->d = d; |
| 224 | am->b = b; |
| 225 | am->x = x; |
| 226 | |
| 227 | return am; |
| 228 | } |
| 229 | |
| 230 | |
florian | 08d02cb | 2014-02-11 09:23:01 +0000 | [diff] [blame] | 231 | /* Construct an AMODE for accessing the guest state at OFFSET. |
| 232 | OFFSET can be at most 3 * sizeof(VexGuestS390XState) + LibVEX_N_SPILL_BYTES |
| 233 | which may be too large for a B12 addressing mode. |
| 234 | Use a B20 amode as a fallback which will be safe for any offset. |
| 235 | */ |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 236 | s390_amode * |
| 237 | s390_amode_for_guest_state(Int offset) |
| 238 | { |
| 239 | if (fits_unsigned_12bit(offset)) |
| 240 | return s390_amode_b12(offset, s390_hreg_guest_state_pointer()); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 241 | |
florian | 08d02cb | 2014-02-11 09:23:01 +0000 | [diff] [blame] | 242 | if (fits_signed_20bit(offset)) |
| 243 | return s390_amode_b20(offset, s390_hreg_guest_state_pointer()); |
| 244 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 245 | vpanic("invalid guest state offset"); |
| 246 | } |
| 247 | |
| 248 | |
| 249 | /* Decompile the given amode into a static buffer and return it. */ |
| 250 | const HChar * |
| 251 | s390_amode_as_string(const s390_amode *am) |
| 252 | { |
| 253 | static HChar buf[30]; |
| 254 | HChar *p; |
| 255 | |
| 256 | buf[0] = '\0'; |
| 257 | p = buf; |
| 258 | |
| 259 | switch (am->tag) { |
| 260 | case S390_AMODE_B12: |
| 261 | case S390_AMODE_B20: |
| 262 | vex_sprintf(p, "%d(%s)", am->d, s390_hreg_as_string(am->b)); |
| 263 | break; |
| 264 | |
| 265 | case S390_AMODE_BX12: |
| 266 | case S390_AMODE_BX20: |
| 267 | /* s390_hreg_as_string returns pointer to local buffer. Need to |
| 268 | split this into two printfs */ |
| 269 | p += vex_sprintf(p, "%d(%s,", am->d, s390_hreg_as_string(am->x)); |
| 270 | vex_sprintf(p, "%s)", s390_hreg_as_string(am->b)); |
| 271 | break; |
| 272 | |
| 273 | default: |
| 274 | vpanic("s390_amode_as_string"); |
| 275 | } |
| 276 | |
| 277 | return buf; |
| 278 | } |
| 279 | |
| 280 | |
| 281 | /* Helper function for s390_amode_is_sane */ |
| 282 | static __inline__ Bool |
| 283 | is_virtual_gpr(HReg reg) |
| 284 | { |
| 285 | return hregIsVirtual(reg) && hregClass(reg) == HRcInt64; |
| 286 | } |
| 287 | |
| 288 | |
| 289 | /* Sanity check for an amode */ |
| 290 | Bool |
| 291 | s390_amode_is_sane(const s390_amode *am) |
| 292 | { |
| 293 | switch (am->tag) { |
| 294 | case S390_AMODE_B12: |
| 295 | return is_virtual_gpr(am->b) && fits_unsigned_12bit(am->d); |
| 296 | |
| 297 | case S390_AMODE_B20: |
| 298 | return is_virtual_gpr(am->b) && fits_signed_20bit(am->d); |
| 299 | |
| 300 | case S390_AMODE_BX12: |
| 301 | return is_virtual_gpr(am->b) && is_virtual_gpr(am->x) && |
| 302 | fits_unsigned_12bit(am->d); |
| 303 | |
| 304 | case S390_AMODE_BX20: |
| 305 | return is_virtual_gpr(am->b) && is_virtual_gpr(am->x) && |
| 306 | fits_signed_20bit(am->d); |
| 307 | |
| 308 | default: |
| 309 | vpanic("s390_amode_is_sane"); |
| 310 | } |
| 311 | } |
| 312 | |
| 313 | |
| 314 | /* Record the register use of an amode */ |
florian | b4df768 | 2011-07-05 02:09:01 +0000 | [diff] [blame] | 315 | static void |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 316 | s390_amode_get_reg_usage(HRegUsage *u, const s390_amode *am) |
| 317 | { |
| 318 | switch (am->tag) { |
| 319 | case S390_AMODE_B12: |
| 320 | case S390_AMODE_B20: |
| 321 | addHRegUse(u, HRmRead, am->b); |
| 322 | return; |
| 323 | |
| 324 | case S390_AMODE_BX12: |
| 325 | case S390_AMODE_BX20: |
| 326 | addHRegUse(u, HRmRead, am->b); |
| 327 | addHRegUse(u, HRmRead, am->x); |
| 328 | return; |
| 329 | |
| 330 | default: |
| 331 | vpanic("s390_amode_get_reg_usage"); |
| 332 | } |
| 333 | } |
| 334 | |
| 335 | |
florian | b4df768 | 2011-07-05 02:09:01 +0000 | [diff] [blame] | 336 | static void |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 337 | s390_amode_map_regs(HRegRemap *m, s390_amode *am) |
| 338 | { |
| 339 | switch (am->tag) { |
| 340 | case S390_AMODE_B12: |
| 341 | case S390_AMODE_B20: |
| 342 | am->b = lookupHRegRemap(m, am->b); |
| 343 | return; |
| 344 | |
| 345 | case S390_AMODE_BX12: |
| 346 | case S390_AMODE_BX20: |
| 347 | am->b = lookupHRegRemap(m, am->b); |
| 348 | am->x = lookupHRegRemap(m, am->x); |
| 349 | return; |
| 350 | |
| 351 | default: |
| 352 | vpanic("s390_amode_map_regs"); |
| 353 | } |
| 354 | } |
| 355 | |
| 356 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 357 | void |
florian | cacba8e | 2014-12-15 18:58:07 +0000 | [diff] [blame] | 358 | ppS390AMode(const s390_amode *am) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 359 | { |
| 360 | vex_printf("%s", s390_amode_as_string(am)); |
| 361 | } |
| 362 | |
| 363 | void |
florian | d8c64e0 | 2014-10-08 08:54:44 +0000 | [diff] [blame] | 364 | ppS390Instr(const s390_insn *insn, Bool mode64) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 365 | { |
| 366 | vex_printf("%s", s390_insn_as_string(insn)); |
| 367 | } |
| 368 | |
| 369 | void |
| 370 | ppHRegS390(HReg reg) |
| 371 | { |
| 372 | vex_printf("%s", s390_hreg_as_string(reg)); |
| 373 | } |
| 374 | |
| 375 | /*------------------------------------------------------------*/ |
| 376 | /*--- Helpers for register allocation ---*/ |
| 377 | /*------------------------------------------------------------*/ |
| 378 | |
sewardj | a5b5022 | 2015-03-26 07:18:32 +0000 | [diff] [blame] | 379 | /* Initialise and return the "register universe", i.e. a list of |
| 380 | all hardware registers. Called once. */ |
| 381 | const RRegUniverse * |
| 382 | getRRegUniverse_S390(void) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 383 | { |
sewardj | a5b5022 | 2015-03-26 07:18:32 +0000 | [diff] [blame] | 384 | static RRegUniverse all_regs; |
| 385 | static Bool initialised = False; |
| 386 | RRegUniverse *ru = &all_regs; |
| 387 | |
| 388 | if (LIKELY(initialised)) |
| 389 | return ru; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 390 | |
sewardj | a5b5022 | 2015-03-26 07:18:32 +0000 | [diff] [blame] | 391 | RRegUniverse__init(ru); |
| 392 | |
| 393 | /* Assign invalid values to the gpr/fpr_index */ |
| 394 | for (UInt i = 0; i < sizeof gpr_index / sizeof gpr_index[0]; ++i) |
| 395 | gpr_index[i] = -1; |
| 396 | for (UInt i = 0; i < sizeof fpr_index / sizeof fpr_index[0]; ++i) |
| 397 | fpr_index[i] = -1; |
| 398 | |
| 399 | /* Add the registers that are available to the register allocator. |
| 400 | GPRs: registers 1..11 are available |
| 401 | FPRs: registers 0..15 are available |
| 402 | FPR12 - FPR15 are also used as register pairs for 128-bit |
| 403 | floating point operations |
| 404 | */ |
| 405 | UInt regno; |
| 406 | for (regno = 1; regno <= 11; ++regno) { |
| 407 | gpr_index[regno] = ru->size; |
| 408 | ru->regs[ru->size++] = s390_hreg_gpr(regno); |
| 409 | } |
| 410 | for (regno = 0; regno <= 15; ++regno) { |
| 411 | fpr_index[regno] = ru->size; |
| 412 | ru->regs[ru->size++] = s390_hreg_fpr(regno); |
| 413 | } |
| 414 | ru->allocable = ru->size; |
| 415 | |
| 416 | /* Add the registers that are not available for allocation. |
| 417 | r0 -- cannot be used as a base or index register |
| 418 | r12 -- scratch register for translation chaining support |
| 419 | r13 -- guest state pointer |
| 420 | r14 -- link register |
| 421 | r15 -- stack pointer |
| 422 | */ |
| 423 | UInt other[] = { 0, 12, 13, 14, 15 }; |
| 424 | for (UInt i = 0; i < sizeof other / sizeof other[0]; ++i) { |
| 425 | gpr_index[other[i]] = ru->size; |
| 426 | ru->regs[ru->size++] = s390_hreg_gpr(other[i]); |
| 427 | } |
| 428 | |
| 429 | /* Sanity checking */ |
| 430 | for (UInt i = 0; i < sizeof gpr_index / sizeof gpr_index[0]; ++i) |
| 431 | vassert(gpr_index[i] >= 0); |
| 432 | for (UInt i = 0; i < sizeof fpr_index / sizeof fpr_index[0]; ++i) |
| 433 | vassert(fpr_index[i] >= 0); |
| 434 | |
| 435 | initialised = True; |
| 436 | return ru; |
| 437 | } |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 438 | |
| 439 | /* Tell the register allocator how the given instruction uses the registers |
| 440 | it refers to. */ |
| 441 | void |
florian | d8c64e0 | 2014-10-08 08:54:44 +0000 | [diff] [blame] | 442 | getRegUsage_S390Instr(HRegUsage *u, const s390_insn *insn, Bool mode64) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 443 | { |
| 444 | s390_insn_get_reg_usage(u, insn); |
| 445 | } |
| 446 | |
| 447 | |
| 448 | /* Map the registers of the given instruction */ |
| 449 | void |
florian | b4df768 | 2011-07-05 02:09:01 +0000 | [diff] [blame] | 450 | mapRegs_S390Instr(HRegRemap *m, s390_insn *insn, Bool mode64) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 451 | { |
| 452 | s390_insn_map_regs(m, insn); |
| 453 | } |
| 454 | |
| 455 | |
| 456 | /* Figure out if the given insn represents a reg-reg move, and if so |
| 457 | assign the source and destination to *src and *dst. If in doubt say No. |
| 458 | Used by the register allocator to do move coalescing. */ |
| 459 | Bool |
florian | d8c64e0 | 2014-10-08 08:54:44 +0000 | [diff] [blame] | 460 | isMove_S390Instr(const s390_insn *insn, HReg *src, HReg *dst) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 461 | { |
| 462 | return s390_insn_is_reg_reg_move(insn, src, dst); |
| 463 | } |
| 464 | |
| 465 | |
| 466 | /* Generate s390 spill/reload instructions under the direction of the |
| 467 | register allocator. Note it's critical these don't write the |
| 468 | condition codes. This is like an Ist_Put */ |
| 469 | void |
| 470 | genSpill_S390(HInstr **i1, HInstr **i2, HReg rreg, Int offsetB, Bool mode64) |
| 471 | { |
| 472 | s390_amode *am; |
| 473 | |
| 474 | vassert(offsetB >= 0); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 475 | vassert(!hregIsVirtual(rreg)); |
| 476 | |
| 477 | *i1 = *i2 = NULL; |
| 478 | |
| 479 | am = s390_amode_for_guest_state(offsetB); |
| 480 | |
| 481 | switch (hregClass(rreg)) { |
| 482 | case HRcInt64: |
| 483 | case HRcFlt64: |
| 484 | *i1 = s390_insn_store(8, am, rreg); |
| 485 | return; |
| 486 | |
| 487 | default: |
| 488 | ppHRegClass(hregClass(rreg)); |
| 489 | vpanic("genSpill_S390: unimplemented regclass"); |
| 490 | } |
| 491 | } |
| 492 | |
| 493 | |
| 494 | /* This is like an Iex_Get */ |
| 495 | void |
| 496 | genReload_S390(HInstr **i1, HInstr **i2, HReg rreg, Int offsetB, Bool mode64) |
| 497 | { |
| 498 | s390_amode *am; |
| 499 | |
| 500 | vassert(offsetB >= 0); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 501 | vassert(!hregIsVirtual(rreg)); |
| 502 | |
| 503 | *i1 = *i2 = NULL; |
| 504 | |
| 505 | am = s390_amode_for_guest_state(offsetB); |
| 506 | |
| 507 | switch (hregClass(rreg)) { |
| 508 | case HRcInt64: |
| 509 | case HRcFlt64: |
| 510 | *i1 = s390_insn_load(8, rreg, am); |
| 511 | return; |
| 512 | |
| 513 | default: |
| 514 | ppHRegClass(hregClass(rreg)); |
| 515 | vpanic("genReload_S390: unimplemented regclass"); |
| 516 | } |
| 517 | } |
| 518 | |
| 519 | /* Helper function for s390_insn_get_reg_usage */ |
| 520 | static void |
| 521 | s390_opnd_RMI_get_reg_usage(HRegUsage *u, s390_opnd_RMI op) |
| 522 | { |
| 523 | switch (op.tag) { |
| 524 | case S390_OPND_REG: |
| 525 | addHRegUse(u, HRmRead, op.variant.reg); |
| 526 | break; |
| 527 | |
| 528 | case S390_OPND_AMODE: |
| 529 | s390_amode_get_reg_usage(u, op.variant.am); |
| 530 | break; |
| 531 | |
| 532 | case S390_OPND_IMMEDIATE: |
| 533 | break; |
| 534 | |
| 535 | default: |
| 536 | vpanic("s390_opnd_RMI_get_reg_usage"); |
| 537 | } |
| 538 | } |
| 539 | |
| 540 | |
| 541 | /* Tell the register allocator how the given insn uses the registers */ |
florian | b4df768 | 2011-07-05 02:09:01 +0000 | [diff] [blame] | 542 | static void |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 543 | s390_insn_get_reg_usage(HRegUsage *u, const s390_insn *insn) |
| 544 | { |
| 545 | initHRegUsage(u); |
| 546 | |
| 547 | switch (insn->tag) { |
| 548 | case S390_INSN_LOAD: |
| 549 | addHRegUse(u, HRmWrite, insn->variant.load.dst); |
| 550 | s390_amode_get_reg_usage(u, insn->variant.load.src); |
| 551 | break; |
| 552 | |
| 553 | case S390_INSN_LOAD_IMMEDIATE: |
| 554 | addHRegUse(u, HRmWrite, insn->variant.load_immediate.dst); |
| 555 | break; |
| 556 | |
| 557 | case S390_INSN_STORE: |
| 558 | addHRegUse(u, HRmRead, insn->variant.store.src); |
| 559 | s390_amode_get_reg_usage(u, insn->variant.store.dst); |
| 560 | break; |
| 561 | |
| 562 | case S390_INSN_MOVE: |
| 563 | addHRegUse(u, HRmRead, insn->variant.move.src); |
| 564 | addHRegUse(u, HRmWrite, insn->variant.move.dst); |
| 565 | break; |
| 566 | |
florian | cec3a8a | 2013-02-02 00:16:58 +0000 | [diff] [blame] | 567 | case S390_INSN_MEMCPY: |
| 568 | s390_amode_get_reg_usage(u, insn->variant.memcpy.src); |
| 569 | s390_amode_get_reg_usage(u, insn->variant.memcpy.dst); |
| 570 | break; |
| 571 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 572 | case S390_INSN_COND_MOVE: |
| 573 | s390_opnd_RMI_get_reg_usage(u, insn->variant.cond_move.src); |
| 574 | addHRegUse(u, HRmWrite, insn->variant.cond_move.dst); |
| 575 | break; |
| 576 | |
| 577 | case S390_INSN_ALU: |
| 578 | addHRegUse(u, HRmWrite, insn->variant.alu.dst); |
| 579 | addHRegUse(u, HRmRead, insn->variant.alu.dst); /* op1 */ |
| 580 | s390_opnd_RMI_get_reg_usage(u, insn->variant.alu.op2); |
| 581 | break; |
| 582 | |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 583 | case S390_INSN_SMUL: |
| 584 | case S390_INSN_UMUL: |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 585 | addHRegUse(u, HRmRead, insn->variant.mul.dst_lo); /* op1 */ |
| 586 | addHRegUse(u, HRmWrite, insn->variant.mul.dst_lo); |
| 587 | addHRegUse(u, HRmWrite, insn->variant.mul.dst_hi); |
| 588 | s390_opnd_RMI_get_reg_usage(u, insn->variant.mul.op2); |
| 589 | break; |
| 590 | |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 591 | case S390_INSN_SDIV: |
| 592 | case S390_INSN_UDIV: |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 593 | addHRegUse(u, HRmRead, insn->variant.div.op1_lo); |
| 594 | addHRegUse(u, HRmRead, insn->variant.div.op1_hi); |
| 595 | addHRegUse(u, HRmWrite, insn->variant.div.op1_lo); |
| 596 | addHRegUse(u, HRmWrite, insn->variant.div.op1_hi); |
| 597 | s390_opnd_RMI_get_reg_usage(u, insn->variant.div.op2); |
| 598 | break; |
| 599 | |
| 600 | case S390_INSN_DIVS: |
| 601 | addHRegUse(u, HRmRead, insn->variant.divs.op1); |
| 602 | addHRegUse(u, HRmWrite, insn->variant.divs.op1); /* quotient */ |
| 603 | addHRegUse(u, HRmWrite, insn->variant.divs.rem); /* remainder */ |
| 604 | s390_opnd_RMI_get_reg_usage(u, insn->variant.divs.op2); |
| 605 | break; |
| 606 | |
sewardj | 611b06e | 2011-03-24 08:57:29 +0000 | [diff] [blame] | 607 | case S390_INSN_CLZ: |
| 608 | addHRegUse(u, HRmWrite, insn->variant.clz.num_bits); |
| 609 | addHRegUse(u, HRmWrite, insn->variant.clz.clobber); |
| 610 | s390_opnd_RMI_get_reg_usage(u, insn->variant.clz.src); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 611 | break; |
| 612 | |
| 613 | case S390_INSN_UNOP: |
| 614 | addHRegUse(u, HRmWrite, insn->variant.unop.dst); |
| 615 | s390_opnd_RMI_get_reg_usage(u, insn->variant.unop.src); |
| 616 | break; |
| 617 | |
| 618 | case S390_INSN_TEST: |
| 619 | s390_opnd_RMI_get_reg_usage(u, insn->variant.test.src); |
| 620 | break; |
| 621 | |
| 622 | case S390_INSN_CC2BOOL: |
| 623 | addHRegUse(u, HRmWrite, insn->variant.cc2bool.dst); |
| 624 | break; |
| 625 | |
| 626 | case S390_INSN_CAS: |
| 627 | addHRegUse(u, HRmRead, insn->variant.cas.op1); |
| 628 | s390_amode_get_reg_usage(u, insn->variant.cas.op2); |
| 629 | addHRegUse(u, HRmRead, insn->variant.cas.op3); |
| 630 | addHRegUse(u, HRmWrite, insn->variant.cas.old_mem); |
| 631 | break; |
| 632 | |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 633 | case S390_INSN_CDAS: { |
| 634 | s390_cdas *cdas = insn->variant.cdas.details; |
| 635 | |
| 636 | addHRegUse(u, HRmRead, cdas->op1_high); |
| 637 | addHRegUse(u, HRmRead, cdas->op1_low); |
| 638 | s390_amode_get_reg_usage(u, cdas->op2); |
| 639 | addHRegUse(u, HRmRead, cdas->op3_high); |
| 640 | addHRegUse(u, HRmRead, cdas->op3_low); |
| 641 | addHRegUse(u, HRmWrite, cdas->old_mem_high); |
| 642 | addHRegUse(u, HRmWrite, cdas->old_mem_low); |
| 643 | addHRegUse(u, HRmWrite, cdas->scratch); |
florian | 448cbba | 2012-06-06 02:26:01 +0000 | [diff] [blame] | 644 | break; |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 645 | } |
florian | 448cbba | 2012-06-06 02:26:01 +0000 | [diff] [blame] | 646 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 647 | case S390_INSN_COMPARE: |
| 648 | addHRegUse(u, HRmRead, insn->variant.compare.src1); |
| 649 | s390_opnd_RMI_get_reg_usage(u, insn->variant.compare.src2); |
| 650 | break; |
| 651 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 652 | case S390_INSN_HELPER_CALL: { |
| 653 | UInt i; |
| 654 | |
| 655 | /* Assume that all volatile registers are clobbered. ABI says, |
| 656 | volatile registers are: r0 - r5. Valgrind's register allocator |
| 657 | does not know about r0, so we can leave that out */ |
| 658 | for (i = 1; i <= 5; ++i) { |
sewardj | a5b5022 | 2015-03-26 07:18:32 +0000 | [diff] [blame] | 659 | addHRegUse(u, HRmWrite, s390_hreg_gpr(i)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 660 | } |
| 661 | |
| 662 | /* Ditto for floating point registers. f0 - f7 are volatile */ |
| 663 | for (i = 0; i <= 7; ++i) { |
sewardj | a5b5022 | 2015-03-26 07:18:32 +0000 | [diff] [blame] | 664 | addHRegUse(u, HRmWrite, s390_hreg_fpr(i)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 665 | } |
| 666 | |
| 667 | /* The registers that are used for passing arguments will be read. |
| 668 | Not all of them may, but in general we need to assume that. */ |
sewardj | 74142b8 | 2013-08-08 10:28:59 +0000 | [diff] [blame] | 669 | for (i = 0; i < insn->variant.helper_call.details->num_args; ++i) { |
sewardj | a5b5022 | 2015-03-26 07:18:32 +0000 | [diff] [blame] | 670 | addHRegUse(u, HRmRead, s390_hreg_gpr(s390_gprno_from_arg_index(i))); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 671 | } |
| 672 | |
| 673 | /* s390_insn_helper_call_emit also reads / writes the link register |
| 674 | and stack pointer. But those registers are not visible to the |
| 675 | register allocator. So we don't need to do anything for them. */ |
| 676 | break; |
| 677 | } |
| 678 | |
| 679 | case S390_INSN_BFP_TRIOP: |
| 680 | addHRegUse(u, HRmWrite, insn->variant.bfp_triop.dst); |
| 681 | addHRegUse(u, HRmRead, insn->variant.bfp_triop.dst); /* first */ |
| 682 | addHRegUse(u, HRmRead, insn->variant.bfp_triop.op2); /* second */ |
| 683 | addHRegUse(u, HRmRead, insn->variant.bfp_triop.op3); /* third */ |
| 684 | break; |
| 685 | |
| 686 | case S390_INSN_BFP_BINOP: |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 687 | addHRegUse(u, HRmWrite, insn->variant.bfp_binop.dst_hi); |
| 688 | addHRegUse(u, HRmRead, insn->variant.bfp_binop.dst_hi); /* left */ |
| 689 | addHRegUse(u, HRmRead, insn->variant.bfp_binop.op2_hi); /* right */ |
| 690 | if (insn->size == 16) { |
| 691 | addHRegUse(u, HRmWrite, insn->variant.bfp_binop.dst_lo); |
| 692 | addHRegUse(u, HRmRead, insn->variant.bfp_binop.dst_lo); /* left */ |
| 693 | addHRegUse(u, HRmRead, insn->variant.bfp_binop.op2_lo); /* right */ |
| 694 | } |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 695 | break; |
| 696 | |
| 697 | case S390_INSN_BFP_UNOP: |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 698 | addHRegUse(u, HRmWrite, insn->variant.bfp_unop.dst_hi); |
| 699 | addHRegUse(u, HRmRead, insn->variant.bfp_unop.op_hi); /* operand */ |
| 700 | if (insn->size == 16) { |
| 701 | addHRegUse(u, HRmWrite, insn->variant.bfp_unop.dst_lo); |
| 702 | addHRegUse(u, HRmRead, insn->variant.bfp_unop.op_lo); /* operand */ |
| 703 | } |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 704 | break; |
| 705 | |
| 706 | case S390_INSN_BFP_COMPARE: |
| 707 | addHRegUse(u, HRmWrite, insn->variant.bfp_compare.dst); |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 708 | addHRegUse(u, HRmRead, insn->variant.bfp_compare.op1_hi); /* left */ |
| 709 | addHRegUse(u, HRmRead, insn->variant.bfp_compare.op2_hi); /* right */ |
| 710 | if (insn->size == 16) { |
| 711 | addHRegUse(u, HRmRead, insn->variant.bfp_compare.op1_lo); /* left */ |
| 712 | addHRegUse(u, HRmRead, insn->variant.bfp_compare.op2_lo); /* right */ |
| 713 | } |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 714 | break; |
| 715 | |
florian | 9fcff4c | 2012-09-10 03:09:04 +0000 | [diff] [blame] | 716 | case S390_INSN_BFP_CONVERT: |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 717 | addHRegUse(u, HRmWrite, insn->variant.bfp_convert.dst_hi); |
florian | 79efdc6 | 2013-02-11 00:47:35 +0000 | [diff] [blame] | 718 | if (! hregIsInvalid(insn->variant.bfp_convert.dst_lo)) |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 719 | addHRegUse(u, HRmWrite, insn->variant.bfp_convert.dst_lo); |
| 720 | addHRegUse(u, HRmRead, insn->variant.bfp_convert.op_hi); |
florian | 79efdc6 | 2013-02-11 00:47:35 +0000 | [diff] [blame] | 721 | if (! hregIsInvalid(insn->variant.bfp_convert.op_lo)) |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 722 | addHRegUse(u, HRmRead, insn->variant.bfp_convert.op_lo); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 723 | break; |
| 724 | |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 725 | case S390_INSN_DFP_BINOP: { |
| 726 | s390_dfp_binop *dfp_binop = insn->variant.dfp_binop.details; |
| 727 | |
| 728 | addHRegUse(u, HRmWrite, dfp_binop->dst_hi); |
| 729 | addHRegUse(u, HRmRead, dfp_binop->op2_hi); /* left */ |
| 730 | addHRegUse(u, HRmRead, dfp_binop->op3_hi); /* right */ |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 731 | if (insn->size == 16) { |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 732 | addHRegUse(u, HRmWrite, dfp_binop->dst_lo); |
| 733 | addHRegUse(u, HRmRead, dfp_binop->op2_lo); /* left */ |
| 734 | addHRegUse(u, HRmRead, dfp_binop->op3_lo); /* right */ |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 735 | } |
| 736 | break; |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 737 | } |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 738 | |
florian | ce9e3db | 2012-12-27 20:14:03 +0000 | [diff] [blame] | 739 | case S390_INSN_DFP_UNOP: |
| 740 | addHRegUse(u, HRmWrite, insn->variant.dfp_unop.dst_hi); |
| 741 | addHRegUse(u, HRmRead, insn->variant.dfp_unop.op_hi); /* operand */ |
| 742 | if (insn->size == 16) { |
| 743 | addHRegUse(u, HRmWrite, insn->variant.dfp_unop.dst_lo); |
| 744 | addHRegUse(u, HRmRead, insn->variant.dfp_unop.op_lo); /* operand */ |
| 745 | } |
| 746 | break; |
| 747 | |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 748 | case S390_INSN_DFP_INTOP: |
| 749 | addHRegUse(u, HRmWrite, insn->variant.dfp_intop.dst_hi); |
| 750 | addHRegUse(u, HRmRead, insn->variant.dfp_intop.op2); |
| 751 | addHRegUse(u, HRmRead, insn->variant.dfp_intop.op3_hi); |
| 752 | if (insn->size == 16) { |
| 753 | addHRegUse(u, HRmWrite, insn->variant.dfp_intop.dst_lo); |
| 754 | addHRegUse(u, HRmRead, insn->variant.dfp_intop.op3_lo); |
| 755 | } |
| 756 | break; |
| 757 | |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 758 | case S390_INSN_DFP_COMPARE: |
| 759 | addHRegUse(u, HRmWrite, insn->variant.dfp_compare.dst); |
| 760 | addHRegUse(u, HRmRead, insn->variant.dfp_compare.op1_hi); /* left */ |
| 761 | addHRegUse(u, HRmRead, insn->variant.dfp_compare.op2_hi); /* right */ |
| 762 | if (insn->size == 16) { |
| 763 | addHRegUse(u, HRmRead, insn->variant.dfp_compare.op1_lo); /* left */ |
| 764 | addHRegUse(u, HRmRead, insn->variant.dfp_compare.op2_lo); /* right */ |
| 765 | } |
| 766 | break; |
| 767 | |
| 768 | case S390_INSN_DFP_CONVERT: |
| 769 | addHRegUse(u, HRmWrite, insn->variant.dfp_convert.dst_hi); |
florian | 79efdc6 | 2013-02-11 00:47:35 +0000 | [diff] [blame] | 770 | if (! hregIsInvalid(insn->variant.dfp_convert.dst_lo)) |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 771 | addHRegUse(u, HRmWrite, insn->variant.dfp_convert.dst_lo); |
| 772 | addHRegUse(u, HRmRead, insn->variant.dfp_convert.op_hi); /* operand */ |
florian | 79efdc6 | 2013-02-11 00:47:35 +0000 | [diff] [blame] | 773 | if (! hregIsInvalid(insn->variant.dfp_convert.op_lo)) |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 774 | addHRegUse(u, HRmRead, insn->variant.dfp_convert.op_lo); /* operand */ |
| 775 | break; |
| 776 | |
florian | 5c53973 | 2013-02-14 14:27:12 +0000 | [diff] [blame] | 777 | case S390_INSN_DFP_REROUND: |
| 778 | addHRegUse(u, HRmWrite, insn->variant.dfp_reround.dst_hi); |
| 779 | addHRegUse(u, HRmRead, insn->variant.dfp_reround.op2); /* left */ |
| 780 | addHRegUse(u, HRmRead, insn->variant.dfp_reround.op3_hi); /* right */ |
| 781 | if (insn->size == 16) { |
| 782 | addHRegUse(u, HRmWrite, insn->variant.dfp_reround.dst_lo); |
| 783 | addHRegUse(u, HRmRead, insn->variant.dfp_reround.op3_lo); /* right */ |
| 784 | } |
| 785 | break; |
| 786 | |
florian | 78d5ef7 | 2013-05-11 15:02:58 +0000 | [diff] [blame] | 787 | case S390_INSN_FP_CONVERT: { |
| 788 | s390_fp_convert *fp_convert = insn->variant.fp_convert.details; |
| 789 | |
| 790 | addHRegUse(u, HRmWrite, fp_convert->dst_hi); |
| 791 | if (! hregIsInvalid(fp_convert->dst_lo)) |
| 792 | addHRegUse(u, HRmWrite, fp_convert->dst_lo); |
| 793 | addHRegUse(u, HRmRead, fp_convert->op_hi); |
| 794 | if (! hregIsInvalid(fp_convert->op_lo)) |
| 795 | addHRegUse(u, HRmRead, fp_convert->op_lo); |
| 796 | addHRegUse(u, HRmWrite, fp_convert->r1); |
| 797 | break; |
| 798 | } |
| 799 | |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 800 | case S390_INSN_MIMM: |
| 801 | s390_amode_get_reg_usage(u, insn->variant.mimm.dst); |
florian | 09bbba8 | 2012-12-11 04:09:43 +0000 | [diff] [blame] | 802 | break; |
| 803 | |
florian | f85fe3e | 2012-12-22 02:28:25 +0000 | [diff] [blame] | 804 | case S390_INSN_MADD: |
| 805 | s390_amode_get_reg_usage(u, insn->variant.madd.dst); |
| 806 | break; |
| 807 | |
sewardj | a52e37e | 2011-04-28 18:48:06 +0000 | [diff] [blame] | 808 | case S390_INSN_MFENCE: |
| 809 | break; |
| 810 | |
florian | 125e20d | 2012-10-07 15:42:37 +0000 | [diff] [blame] | 811 | case S390_INSN_SET_FPC_BFPRM: |
| 812 | addHRegUse(u, HRmRead, insn->variant.set_fpc_bfprm.mode); |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 813 | break; |
| 814 | |
florian | c8e4f56 | 2012-10-27 16:19:31 +0000 | [diff] [blame] | 815 | case S390_INSN_SET_FPC_DFPRM: |
| 816 | addHRegUse(u, HRmRead, insn->variant.set_fpc_dfprm.mode); |
| 817 | break; |
| 818 | |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 819 | case S390_INSN_EVCHECK: |
| 820 | s390_amode_get_reg_usage(u, insn->variant.evcheck.counter); |
| 821 | s390_amode_get_reg_usage(u, insn->variant.evcheck.fail_addr); |
| 822 | break; |
| 823 | |
| 824 | case S390_INSN_PROFINC: |
| 825 | /* Does not use any register visible to the register allocator */ |
| 826 | break; |
| 827 | |
| 828 | case S390_INSN_XDIRECT: |
| 829 | s390_amode_get_reg_usage(u, insn->variant.xdirect.guest_IA); |
| 830 | break; |
| 831 | |
| 832 | case S390_INSN_XINDIR: |
| 833 | addHRegUse(u, HRmRead, insn->variant.xindir.dst); |
| 834 | s390_amode_get_reg_usage(u, insn->variant.xindir.guest_IA); |
| 835 | break; |
| 836 | |
| 837 | case S390_INSN_XASSISTED: |
| 838 | addHRegUse(u, HRmRead, insn->variant.xassisted.dst); |
| 839 | s390_amode_get_reg_usage(u, insn->variant.xassisted.guest_IA); |
| 840 | break; |
| 841 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 842 | default: |
| 843 | vpanic("s390_insn_get_reg_usage"); |
| 844 | } |
| 845 | } |
| 846 | |
| 847 | |
| 848 | /* Helper function for s390_insn_map_regs */ |
| 849 | static void |
| 850 | s390_opnd_RMI_map_regs(HRegRemap *m, s390_opnd_RMI *op) |
| 851 | { |
| 852 | switch (op->tag) { |
| 853 | case S390_OPND_REG: |
| 854 | op->variant.reg = lookupHRegRemap(m, op->variant.reg); |
| 855 | break; |
| 856 | |
| 857 | case S390_OPND_IMMEDIATE: |
| 858 | break; |
| 859 | |
| 860 | case S390_OPND_AMODE: |
| 861 | s390_amode_map_regs(m, op->variant.am); |
| 862 | break; |
| 863 | |
| 864 | default: |
| 865 | vpanic("s390_opnd_RMI_map_regs"); |
| 866 | } |
| 867 | } |
| 868 | |
| 869 | |
florian | b4df768 | 2011-07-05 02:09:01 +0000 | [diff] [blame] | 870 | static void |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 871 | s390_insn_map_regs(HRegRemap *m, s390_insn *insn) |
| 872 | { |
| 873 | switch (insn->tag) { |
| 874 | case S390_INSN_LOAD: |
| 875 | insn->variant.load.dst = lookupHRegRemap(m, insn->variant.load.dst); |
| 876 | s390_amode_map_regs(m, insn->variant.load.src); |
| 877 | break; |
| 878 | |
| 879 | case S390_INSN_STORE: |
| 880 | s390_amode_map_regs(m, insn->variant.store.dst); |
| 881 | insn->variant.store.src = lookupHRegRemap(m, insn->variant.store.src); |
| 882 | break; |
| 883 | |
| 884 | case S390_INSN_MOVE: |
| 885 | insn->variant.move.dst = lookupHRegRemap(m, insn->variant.move.dst); |
| 886 | insn->variant.move.src = lookupHRegRemap(m, insn->variant.move.src); |
| 887 | break; |
| 888 | |
florian | cec3a8a | 2013-02-02 00:16:58 +0000 | [diff] [blame] | 889 | case S390_INSN_MEMCPY: |
| 890 | s390_amode_map_regs(m, insn->variant.memcpy.dst); |
| 891 | s390_amode_map_regs(m, insn->variant.memcpy.src); |
| 892 | break; |
| 893 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 894 | case S390_INSN_COND_MOVE: |
| 895 | insn->variant.cond_move.dst = lookupHRegRemap(m, insn->variant.cond_move.dst); |
| 896 | s390_opnd_RMI_map_regs(m, &insn->variant.cond_move.src); |
| 897 | break; |
| 898 | |
| 899 | case S390_INSN_LOAD_IMMEDIATE: |
| 900 | insn->variant.load_immediate.dst = |
| 901 | lookupHRegRemap(m, insn->variant.load_immediate.dst); |
| 902 | break; |
| 903 | |
| 904 | case S390_INSN_ALU: |
| 905 | insn->variant.alu.dst = lookupHRegRemap(m, insn->variant.alu.dst); |
| 906 | s390_opnd_RMI_map_regs(m, &insn->variant.alu.op2); |
| 907 | break; |
| 908 | |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 909 | case S390_INSN_SMUL: |
| 910 | case S390_INSN_UMUL: |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 911 | insn->variant.mul.dst_hi = lookupHRegRemap(m, insn->variant.mul.dst_hi); |
| 912 | insn->variant.mul.dst_lo = lookupHRegRemap(m, insn->variant.mul.dst_lo); |
| 913 | s390_opnd_RMI_map_regs(m, &insn->variant.mul.op2); |
| 914 | break; |
| 915 | |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 916 | case S390_INSN_SDIV: |
| 917 | case S390_INSN_UDIV: |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 918 | insn->variant.div.op1_hi = lookupHRegRemap(m, insn->variant.div.op1_hi); |
| 919 | insn->variant.div.op1_lo = lookupHRegRemap(m, insn->variant.div.op1_lo); |
| 920 | s390_opnd_RMI_map_regs(m, &insn->variant.div.op2); |
| 921 | break; |
| 922 | |
| 923 | case S390_INSN_DIVS: |
| 924 | insn->variant.divs.op1 = lookupHRegRemap(m, insn->variant.divs.op1); |
| 925 | insn->variant.divs.rem = lookupHRegRemap(m, insn->variant.divs.rem); |
| 926 | s390_opnd_RMI_map_regs(m, &insn->variant.divs.op2); |
| 927 | break; |
| 928 | |
sewardj | 611b06e | 2011-03-24 08:57:29 +0000 | [diff] [blame] | 929 | case S390_INSN_CLZ: |
| 930 | insn->variant.clz.num_bits = lookupHRegRemap(m, insn->variant.clz.num_bits); |
| 931 | insn->variant.clz.clobber = lookupHRegRemap(m, insn->variant.clz.clobber); |
| 932 | s390_opnd_RMI_map_regs(m, &insn->variant.clz.src); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 933 | break; |
| 934 | |
| 935 | case S390_INSN_UNOP: |
| 936 | insn->variant.unop.dst = lookupHRegRemap(m, insn->variant.unop.dst); |
| 937 | s390_opnd_RMI_map_regs(m, &insn->variant.unop.src); |
| 938 | break; |
| 939 | |
| 940 | case S390_INSN_TEST: |
| 941 | s390_opnd_RMI_map_regs(m, &insn->variant.test.src); |
| 942 | break; |
| 943 | |
| 944 | case S390_INSN_CC2BOOL: |
| 945 | insn->variant.cc2bool.dst = lookupHRegRemap(m, insn->variant.cc2bool.dst); |
| 946 | break; |
| 947 | |
| 948 | case S390_INSN_CAS: |
| 949 | insn->variant.cas.op1 = lookupHRegRemap(m, insn->variant.cas.op1); |
| 950 | s390_amode_map_regs(m, insn->variant.cas.op2); |
| 951 | insn->variant.cas.op3 = lookupHRegRemap(m, insn->variant.cas.op3); |
| 952 | insn->variant.cas.old_mem = lookupHRegRemap(m, insn->variant.cas.old_mem); |
| 953 | break; |
| 954 | |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 955 | case S390_INSN_CDAS: { |
| 956 | s390_cdas *cdas = insn->variant.cdas.details; |
| 957 | |
| 958 | cdas->op1_high = lookupHRegRemap(m, cdas->op1_high); |
| 959 | cdas->op1_low = lookupHRegRemap(m, cdas->op1_low); |
| 960 | s390_amode_map_regs(m, cdas->op2); |
| 961 | cdas->op3_high = lookupHRegRemap(m, cdas->op3_high); |
| 962 | cdas->op3_low = lookupHRegRemap(m, cdas->op3_low); |
| 963 | cdas->old_mem_high = lookupHRegRemap(m, cdas->old_mem_high); |
| 964 | cdas->old_mem_low = lookupHRegRemap(m, cdas->old_mem_low); |
| 965 | cdas->scratch = lookupHRegRemap(m, cdas->scratch); |
florian | 448cbba | 2012-06-06 02:26:01 +0000 | [diff] [blame] | 966 | break; |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 967 | } |
florian | 448cbba | 2012-06-06 02:26:01 +0000 | [diff] [blame] | 968 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 969 | case S390_INSN_COMPARE: |
| 970 | insn->variant.compare.src1 = lookupHRegRemap(m, insn->variant.compare.src1); |
| 971 | s390_opnd_RMI_map_regs(m, &insn->variant.compare.src2); |
| 972 | break; |
| 973 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 974 | case S390_INSN_HELPER_CALL: |
| 975 | /* s390_insn_helper_call_emit also reads / writes the link register |
| 976 | and stack pointer. But those registers are not visible to the |
| 977 | register allocator. So we don't need to do anything for them. |
| 978 | As for the arguments of the helper call -- they will be loaded into |
| 979 | non-virtual registers. Again, we don't need to do anything for those |
| 980 | here. */ |
| 981 | break; |
| 982 | |
| 983 | case S390_INSN_BFP_TRIOP: |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 984 | insn->variant.bfp_triop.dst = |
| 985 | lookupHRegRemap(m, insn->variant.bfp_triop.dst); |
| 986 | insn->variant.bfp_triop.op2 = |
| 987 | lookupHRegRemap(m, insn->variant.bfp_triop.op2); |
| 988 | insn->variant.bfp_triop.op3 = |
| 989 | lookupHRegRemap(m, insn->variant.bfp_triop.op3); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 990 | break; |
| 991 | |
| 992 | case S390_INSN_BFP_BINOP: |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 993 | insn->variant.bfp_binop.dst_hi = |
| 994 | lookupHRegRemap(m, insn->variant.bfp_binop.dst_hi); |
| 995 | insn->variant.bfp_binop.op2_hi = |
| 996 | lookupHRegRemap(m, insn->variant.bfp_binop.op2_hi); |
| 997 | if (insn->size == 16) { |
florian | a165920 | 2012-09-19 16:01:21 +0000 | [diff] [blame] | 998 | insn->variant.bfp_binop.dst_lo = |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 999 | lookupHRegRemap(m, insn->variant.bfp_binop.dst_lo); |
florian | a165920 | 2012-09-19 16:01:21 +0000 | [diff] [blame] | 1000 | insn->variant.bfp_binop.op2_lo = |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 1001 | lookupHRegRemap(m, insn->variant.bfp_binop.op2_lo); |
| 1002 | } |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1003 | break; |
| 1004 | |
| 1005 | case S390_INSN_BFP_UNOP: |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 1006 | insn->variant.bfp_unop.dst_hi = |
| 1007 | lookupHRegRemap(m, insn->variant.bfp_unop.dst_hi); |
| 1008 | insn->variant.bfp_unop.op_hi = |
| 1009 | lookupHRegRemap(m, insn->variant.bfp_unop.op_hi); |
| 1010 | if (insn->size == 16) { |
| 1011 | insn->variant.bfp_unop.dst_lo = |
| 1012 | lookupHRegRemap(m, insn->variant.bfp_unop.dst_lo); |
| 1013 | insn->variant.bfp_unop.op_lo = |
| 1014 | lookupHRegRemap(m, insn->variant.bfp_unop.op_lo); |
| 1015 | } |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1016 | break; |
| 1017 | |
| 1018 | case S390_INSN_BFP_COMPARE: |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 1019 | insn->variant.bfp_compare.dst = |
| 1020 | lookupHRegRemap(m, insn->variant.bfp_compare.dst); |
| 1021 | insn->variant.bfp_compare.op1_hi = |
| 1022 | lookupHRegRemap(m, insn->variant.bfp_compare.op1_hi); |
| 1023 | insn->variant.bfp_compare.op2_hi = |
| 1024 | lookupHRegRemap(m, insn->variant.bfp_compare.op2_hi); |
| 1025 | if (insn->size == 16) { |
| 1026 | insn->variant.bfp_compare.op1_lo = |
| 1027 | lookupHRegRemap(m, insn->variant.bfp_compare.op1_lo); |
| 1028 | insn->variant.bfp_compare.op2_lo = |
| 1029 | lookupHRegRemap(m, insn->variant.bfp_compare.op2_lo); |
| 1030 | } |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1031 | break; |
| 1032 | |
florian | 9fcff4c | 2012-09-10 03:09:04 +0000 | [diff] [blame] | 1033 | case S390_INSN_BFP_CONVERT: |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 1034 | insn->variant.bfp_convert.dst_hi = |
| 1035 | lookupHRegRemap(m, insn->variant.bfp_convert.dst_hi); |
florian | 79efdc6 | 2013-02-11 00:47:35 +0000 | [diff] [blame] | 1036 | if (! hregIsInvalid(insn->variant.bfp_convert.dst_lo)) |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 1037 | insn->variant.bfp_convert.dst_lo = |
| 1038 | lookupHRegRemap(m, insn->variant.bfp_convert.dst_lo); |
| 1039 | insn->variant.bfp_convert.op_hi = |
| 1040 | lookupHRegRemap(m, insn->variant.bfp_convert.op_hi); |
florian | 79efdc6 | 2013-02-11 00:47:35 +0000 | [diff] [blame] | 1041 | if (! hregIsInvalid(insn->variant.bfp_convert.op_lo)) |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 1042 | insn->variant.bfp_convert.op_lo = |
| 1043 | lookupHRegRemap(m, insn->variant.bfp_convert.op_lo); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1044 | break; |
| 1045 | |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 1046 | case S390_INSN_DFP_BINOP: { |
| 1047 | s390_dfp_binop *dfp_binop = insn->variant.dfp_binop.details; |
| 1048 | |
| 1049 | dfp_binop->dst_hi = lookupHRegRemap(m, dfp_binop->dst_hi); |
| 1050 | dfp_binop->op2_hi = lookupHRegRemap(m, dfp_binop->op2_hi); |
| 1051 | dfp_binop->op3_hi = lookupHRegRemap(m, dfp_binop->op3_hi); |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 1052 | if (insn->size == 16) { |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 1053 | dfp_binop->dst_lo = lookupHRegRemap(m, dfp_binop->dst_lo); |
| 1054 | dfp_binop->op2_lo = lookupHRegRemap(m, dfp_binop->op2_lo); |
| 1055 | dfp_binop->op3_lo = lookupHRegRemap(m, dfp_binop->op3_lo); |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 1056 | } |
| 1057 | break; |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 1058 | } |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 1059 | |
florian | ce9e3db | 2012-12-27 20:14:03 +0000 | [diff] [blame] | 1060 | case S390_INSN_DFP_UNOP: |
| 1061 | insn->variant.dfp_unop.dst_hi = |
| 1062 | lookupHRegRemap(m, insn->variant.dfp_unop.dst_hi); |
| 1063 | insn->variant.dfp_unop.op_hi = |
| 1064 | lookupHRegRemap(m, insn->variant.dfp_unop.op_hi); |
| 1065 | if (insn->size == 16) { |
| 1066 | insn->variant.dfp_unop.dst_lo = |
| 1067 | lookupHRegRemap(m, insn->variant.dfp_unop.dst_lo); |
| 1068 | insn->variant.dfp_unop.op_lo = |
| 1069 | lookupHRegRemap(m, insn->variant.dfp_unop.op_lo); |
| 1070 | } |
| 1071 | break; |
| 1072 | |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 1073 | case S390_INSN_DFP_INTOP: |
| 1074 | insn->variant.dfp_intop.dst_hi = |
| 1075 | lookupHRegRemap(m, insn->variant.dfp_intop.dst_hi); |
| 1076 | insn->variant.dfp_intop.op2 = |
| 1077 | lookupHRegRemap(m, insn->variant.dfp_intop.op2); |
| 1078 | insn->variant.dfp_intop.op3_hi = |
| 1079 | lookupHRegRemap(m, insn->variant.dfp_intop.op3_hi); |
| 1080 | if (insn->size == 16) { |
| 1081 | insn->variant.dfp_intop.dst_lo = |
| 1082 | lookupHRegRemap(m, insn->variant.dfp_intop.dst_lo); |
| 1083 | insn->variant.dfp_intop.op3_lo = |
| 1084 | lookupHRegRemap(m, insn->variant.dfp_intop.op3_lo); |
| 1085 | } |
| 1086 | break; |
| 1087 | |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 1088 | case S390_INSN_DFP_COMPARE: |
| 1089 | insn->variant.dfp_compare.dst = |
| 1090 | lookupHRegRemap(m, insn->variant.dfp_compare.dst); |
| 1091 | insn->variant.dfp_compare.op1_hi = |
| 1092 | lookupHRegRemap(m, insn->variant.dfp_compare.op1_hi); |
| 1093 | insn->variant.dfp_compare.op2_hi = |
| 1094 | lookupHRegRemap(m, insn->variant.dfp_compare.op2_hi); |
| 1095 | if (insn->size == 16) { |
| 1096 | insn->variant.dfp_compare.op1_lo = |
| 1097 | lookupHRegRemap(m, insn->variant.dfp_compare.op1_lo); |
| 1098 | insn->variant.dfp_compare.op2_lo = |
| 1099 | lookupHRegRemap(m, insn->variant.dfp_compare.op2_lo); |
| 1100 | } |
| 1101 | break; |
| 1102 | |
| 1103 | case S390_INSN_DFP_CONVERT: |
| 1104 | insn->variant.dfp_convert.dst_hi = |
| 1105 | lookupHRegRemap(m, insn->variant.dfp_convert.dst_hi); |
florian | 79efdc6 | 2013-02-11 00:47:35 +0000 | [diff] [blame] | 1106 | if (! hregIsInvalid(insn->variant.dfp_convert.dst_lo)) |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 1107 | insn->variant.dfp_convert.dst_lo = |
| 1108 | lookupHRegRemap(m, insn->variant.dfp_convert.dst_lo); |
| 1109 | insn->variant.dfp_convert.op_hi = |
| 1110 | lookupHRegRemap(m, insn->variant.dfp_convert.op_hi); |
florian | 79efdc6 | 2013-02-11 00:47:35 +0000 | [diff] [blame] | 1111 | if (! hregIsInvalid(insn->variant.dfp_convert.op_lo)) |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 1112 | insn->variant.dfp_convert.op_lo = |
| 1113 | lookupHRegRemap(m, insn->variant.dfp_convert.op_lo); |
| 1114 | break; |
| 1115 | |
florian | 5c53973 | 2013-02-14 14:27:12 +0000 | [diff] [blame] | 1116 | case S390_INSN_DFP_REROUND: |
| 1117 | insn->variant.dfp_reround.dst_hi = |
| 1118 | lookupHRegRemap(m, insn->variant.dfp_reround.dst_hi); |
| 1119 | insn->variant.dfp_reround.op2 = |
| 1120 | lookupHRegRemap(m, insn->variant.dfp_reround.op2); |
| 1121 | insn->variant.dfp_reround.op3_hi = |
| 1122 | lookupHRegRemap(m, insn->variant.dfp_reround.op3_hi); |
| 1123 | if (insn->size == 16) { |
| 1124 | insn->variant.dfp_reround.dst_lo = |
| 1125 | lookupHRegRemap(m, insn->variant.dfp_reround.dst_lo); |
| 1126 | insn->variant.dfp_reround.op3_lo = |
| 1127 | lookupHRegRemap(m, insn->variant.dfp_reround.op3_lo); |
| 1128 | } |
| 1129 | break; |
| 1130 | |
florian | 78d5ef7 | 2013-05-11 15:02:58 +0000 | [diff] [blame] | 1131 | case S390_INSN_FP_CONVERT: { |
| 1132 | s390_fp_convert *fp_convert = insn->variant.fp_convert.details; |
| 1133 | |
| 1134 | fp_convert->dst_hi = lookupHRegRemap(m, fp_convert->dst_hi); |
| 1135 | if (! hregIsInvalid(fp_convert->dst_lo)) |
| 1136 | fp_convert->dst_lo = lookupHRegRemap(m, fp_convert->dst_lo); |
| 1137 | fp_convert->op_hi = lookupHRegRemap(m, fp_convert->op_hi); |
| 1138 | if (! hregIsInvalid(fp_convert->op_lo)) |
| 1139 | fp_convert->op_lo = lookupHRegRemap(m, fp_convert->op_lo); |
| 1140 | fp_convert->r1 = lookupHRegRemap(m, fp_convert->r1); |
| 1141 | break; |
| 1142 | } |
| 1143 | |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 1144 | case S390_INSN_MIMM: |
| 1145 | s390_amode_map_regs(m, insn->variant.mimm.dst); |
florian | 09bbba8 | 2012-12-11 04:09:43 +0000 | [diff] [blame] | 1146 | break; |
| 1147 | |
florian | f85fe3e | 2012-12-22 02:28:25 +0000 | [diff] [blame] | 1148 | case S390_INSN_MADD: |
| 1149 | s390_amode_map_regs(m, insn->variant.madd.dst); |
| 1150 | break; |
| 1151 | |
sewardj | a52e37e | 2011-04-28 18:48:06 +0000 | [diff] [blame] | 1152 | case S390_INSN_MFENCE: |
| 1153 | break; |
| 1154 | |
florian | 125e20d | 2012-10-07 15:42:37 +0000 | [diff] [blame] | 1155 | case S390_INSN_SET_FPC_BFPRM: |
| 1156 | insn->variant.set_fpc_bfprm.mode = |
| 1157 | lookupHRegRemap(m, insn->variant.set_fpc_bfprm.mode); |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 1158 | break; |
| 1159 | |
florian | c8e4f56 | 2012-10-27 16:19:31 +0000 | [diff] [blame] | 1160 | case S390_INSN_SET_FPC_DFPRM: |
| 1161 | insn->variant.set_fpc_dfprm.mode = |
| 1162 | lookupHRegRemap(m, insn->variant.set_fpc_dfprm.mode); |
| 1163 | break; |
| 1164 | |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 1165 | case S390_INSN_EVCHECK: |
| 1166 | s390_amode_map_regs(m, insn->variant.evcheck.counter); |
| 1167 | s390_amode_map_regs(m, insn->variant.evcheck.fail_addr); |
| 1168 | break; |
| 1169 | |
| 1170 | case S390_INSN_PROFINC: |
| 1171 | /* Does not use any register visible to the register allocator */ |
| 1172 | break; |
| 1173 | |
| 1174 | case S390_INSN_XDIRECT: |
| 1175 | s390_amode_map_regs(m, insn->variant.xdirect.guest_IA); |
| 1176 | break; |
| 1177 | |
| 1178 | case S390_INSN_XINDIR: |
| 1179 | s390_amode_map_regs(m, insn->variant.xindir.guest_IA); |
| 1180 | insn->variant.xindir.dst = |
| 1181 | lookupHRegRemap(m, insn->variant.xindir.dst); |
| 1182 | break; |
| 1183 | |
| 1184 | case S390_INSN_XASSISTED: |
| 1185 | s390_amode_map_regs(m, insn->variant.xassisted.guest_IA); |
| 1186 | insn->variant.xassisted.dst = |
| 1187 | lookupHRegRemap(m, insn->variant.xassisted.dst); |
| 1188 | break; |
| 1189 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1190 | default: |
| 1191 | vpanic("s390_insn_map_regs"); |
| 1192 | } |
| 1193 | } |
| 1194 | |
| 1195 | |
| 1196 | /* Return True, if INSN is a move between two registers of the same class. |
| 1197 | In that case assign the source and destination registers to SRC and DST, |
| 1198 | respectively. */ |
florian | b4df768 | 2011-07-05 02:09:01 +0000 | [diff] [blame] | 1199 | static Bool |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1200 | s390_insn_is_reg_reg_move(const s390_insn *insn, HReg *src, HReg *dst) |
| 1201 | { |
| 1202 | if (insn->tag == S390_INSN_MOVE && |
| 1203 | hregClass(insn->variant.move.src) == hregClass(insn->variant.move.dst)) { |
| 1204 | *src = insn->variant.move.src; |
| 1205 | *dst = insn->variant.move.dst; |
| 1206 | return True; |
| 1207 | } |
| 1208 | |
| 1209 | return False; |
| 1210 | } |
| 1211 | |
| 1212 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1213 | /*------------------------------------------------------------*/ |
| 1214 | /*--- Functions to emit a sequence of bytes ---*/ |
| 1215 | /*------------------------------------------------------------*/ |
| 1216 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1217 | static __inline__ UChar * |
| 1218 | emit_2bytes(UChar *p, ULong val) |
| 1219 | { |
| 1220 | return (UChar *)__builtin_memcpy(p, ((UChar *)&val) + 6, 2) + 2; |
| 1221 | } |
| 1222 | |
| 1223 | |
| 1224 | static __inline__ UChar * |
| 1225 | emit_4bytes(UChar *p, ULong val) |
| 1226 | { |
| 1227 | return (UChar *)__builtin_memcpy(p, ((UChar *)&val) + 4, 4) + 4; |
| 1228 | } |
| 1229 | |
| 1230 | |
| 1231 | static __inline__ UChar * |
| 1232 | emit_6bytes(UChar *p, ULong val) |
| 1233 | { |
| 1234 | return (UChar *)__builtin_memcpy(p, ((UChar *)&val) + 2, 6) + 6; |
| 1235 | } |
| 1236 | |
| 1237 | |
| 1238 | /*------------------------------------------------------------*/ |
| 1239 | /*--- Functions to emit various instruction formats ---*/ |
| 1240 | /*------------------------------------------------------------*/ |
| 1241 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1242 | static UChar * |
| 1243 | emit_RI(UChar *p, UInt op, UChar r1, UShort i2) |
| 1244 | { |
| 1245 | ULong the_insn = op; |
| 1246 | |
| 1247 | the_insn |= ((ULong)r1) << 20; |
| 1248 | the_insn |= ((ULong)i2) << 0; |
| 1249 | |
| 1250 | return emit_4bytes(p, the_insn); |
| 1251 | } |
| 1252 | |
| 1253 | |
| 1254 | static UChar * |
| 1255 | emit_RIL(UChar *p, ULong op, UChar r1, UInt i2) |
| 1256 | { |
| 1257 | ULong the_insn = op; |
| 1258 | |
| 1259 | the_insn |= ((ULong)r1) << 36; |
| 1260 | the_insn |= ((ULong)i2) << 0; |
| 1261 | |
| 1262 | return emit_6bytes(p, the_insn); |
| 1263 | } |
| 1264 | |
| 1265 | |
| 1266 | static UChar * |
| 1267 | emit_RR(UChar *p, UInt op, UChar r1, UChar r2) |
| 1268 | { |
| 1269 | ULong the_insn = op; |
| 1270 | |
| 1271 | the_insn |= ((ULong)r1) << 4; |
| 1272 | the_insn |= ((ULong)r2) << 0; |
| 1273 | |
| 1274 | return emit_2bytes(p, the_insn); |
| 1275 | } |
| 1276 | |
| 1277 | |
| 1278 | static UChar * |
| 1279 | emit_RRE(UChar *p, UInt op, UChar r1, UChar r2) |
| 1280 | { |
| 1281 | ULong the_insn = op; |
| 1282 | |
| 1283 | the_insn |= ((ULong)r1) << 4; |
| 1284 | the_insn |= ((ULong)r2) << 0; |
| 1285 | |
| 1286 | return emit_4bytes(p, the_insn); |
| 1287 | } |
| 1288 | |
| 1289 | |
| 1290 | static UChar * |
| 1291 | emit_RRF(UChar *p, UInt op, UChar r1, UChar r3, UChar r2) |
| 1292 | { |
| 1293 | ULong the_insn = op; |
| 1294 | |
| 1295 | the_insn |= ((ULong)r1) << 12; |
| 1296 | the_insn |= ((ULong)r3) << 4; |
| 1297 | the_insn |= ((ULong)r2) << 0; |
| 1298 | |
| 1299 | return emit_4bytes(p, the_insn); |
| 1300 | } |
| 1301 | |
| 1302 | |
| 1303 | static UChar * |
florian | 1c8f7ff | 2012-09-01 00:12:11 +0000 | [diff] [blame] | 1304 | emit_RRF2(UChar *p, UInt op, UChar m3, UChar m4, UChar r1, UChar r2) |
| 1305 | { |
| 1306 | ULong the_insn = op; |
| 1307 | |
| 1308 | the_insn |= ((ULong)m3) << 12; |
| 1309 | the_insn |= ((ULong)m4) << 8; |
| 1310 | the_insn |= ((ULong)r1) << 4; |
| 1311 | the_insn |= ((ULong)r2) << 0; |
| 1312 | |
| 1313 | return emit_4bytes(p, the_insn); |
| 1314 | } |
| 1315 | |
| 1316 | |
| 1317 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1318 | emit_RRF3(UChar *p, UInt op, UChar r3, UChar r1, UChar r2) |
| 1319 | { |
| 1320 | ULong the_insn = op; |
| 1321 | |
| 1322 | the_insn |= ((ULong)r3) << 12; |
| 1323 | the_insn |= ((ULong)r1) << 4; |
| 1324 | the_insn |= ((ULong)r2) << 0; |
| 1325 | |
| 1326 | return emit_4bytes(p, the_insn); |
| 1327 | } |
| 1328 | |
| 1329 | |
| 1330 | static UChar * |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 1331 | emit_RRF4(UChar *p, UInt op, UChar r3, UChar m4, UChar r1, UChar r2) |
| 1332 | { |
| 1333 | ULong the_insn = op; |
| 1334 | |
| 1335 | the_insn |= ((ULong)r3) << 12; |
| 1336 | the_insn |= ((ULong)m4) << 8; |
| 1337 | the_insn |= ((ULong)r1) << 4; |
| 1338 | the_insn |= ((ULong)r2) << 0; |
| 1339 | |
| 1340 | return emit_4bytes(p, the_insn); |
| 1341 | } |
| 1342 | |
| 1343 | |
| 1344 | static UChar * |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 1345 | emit_RRF5(UChar *p, UInt op, UChar m4, UChar r1, UChar r2) |
| 1346 | { |
| 1347 | ULong the_insn = op; |
| 1348 | |
| 1349 | the_insn |= ((ULong)m4) << 8; |
| 1350 | the_insn |= ((ULong)r1) << 4; |
| 1351 | the_insn |= ((ULong)r2) << 0; |
| 1352 | |
| 1353 | return emit_4bytes(p, the_insn); |
| 1354 | } |
| 1355 | |
| 1356 | |
| 1357 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1358 | emit_RS(UChar *p, UInt op, UChar r1, UChar r3, UChar b2, UShort d2) |
| 1359 | { |
| 1360 | ULong the_insn = op; |
| 1361 | |
| 1362 | the_insn |= ((ULong)r1) << 20; |
| 1363 | the_insn |= ((ULong)r3) << 16; |
| 1364 | the_insn |= ((ULong)b2) << 12; |
| 1365 | the_insn |= ((ULong)d2) << 0; |
| 1366 | |
| 1367 | return emit_4bytes(p, the_insn); |
| 1368 | } |
| 1369 | |
| 1370 | |
| 1371 | static UChar * |
| 1372 | emit_RSY(UChar *p, ULong op, UChar r1, UChar r3, UChar b2, UShort dl2, UChar dh2) |
| 1373 | { |
| 1374 | ULong the_insn = op; |
| 1375 | |
| 1376 | the_insn |= ((ULong)r1) << 36; |
| 1377 | the_insn |= ((ULong)r3) << 32; |
| 1378 | the_insn |= ((ULong)b2) << 28; |
| 1379 | the_insn |= ((ULong)dl2) << 16; |
| 1380 | the_insn |= ((ULong)dh2) << 8; |
| 1381 | |
| 1382 | return emit_6bytes(p, the_insn); |
| 1383 | } |
| 1384 | |
| 1385 | |
| 1386 | static UChar * |
| 1387 | emit_RX(UChar *p, UInt op, UChar r1, UChar x2, UChar b2, UShort d2) |
| 1388 | { |
| 1389 | ULong the_insn = op; |
| 1390 | |
| 1391 | the_insn |= ((ULong)r1) << 20; |
| 1392 | the_insn |= ((ULong)x2) << 16; |
| 1393 | the_insn |= ((ULong)b2) << 12; |
| 1394 | the_insn |= ((ULong)d2) << 0; |
| 1395 | |
| 1396 | return emit_4bytes(p, the_insn); |
| 1397 | } |
| 1398 | |
| 1399 | |
| 1400 | static UChar * |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 1401 | emit_RXF(UChar *p, ULong op, UChar r3, UChar x2, UChar b2, UShort d2, UChar r1) |
| 1402 | { |
| 1403 | ULong the_insn = op; |
| 1404 | |
| 1405 | the_insn |= ((ULong)r3) << 36; |
| 1406 | the_insn |= ((ULong)x2) << 32; |
| 1407 | the_insn |= ((ULong)b2) << 28; |
| 1408 | the_insn |= ((ULong)d2) << 16; |
| 1409 | the_insn |= ((ULong)r1) << 12; |
| 1410 | |
| 1411 | return emit_6bytes(p, the_insn); |
| 1412 | } |
| 1413 | |
| 1414 | |
| 1415 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1416 | emit_RXY(UChar *p, ULong op, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 1417 | { |
| 1418 | ULong the_insn = op; |
| 1419 | |
| 1420 | the_insn |= ((ULong)r1) << 36; |
| 1421 | the_insn |= ((ULong)x2) << 32; |
| 1422 | the_insn |= ((ULong)b2) << 28; |
| 1423 | the_insn |= ((ULong)dl2) << 16; |
| 1424 | the_insn |= ((ULong)dh2) << 8; |
| 1425 | |
| 1426 | return emit_6bytes(p, the_insn); |
| 1427 | } |
| 1428 | |
| 1429 | |
| 1430 | static UChar * |
| 1431 | emit_S(UChar *p, UInt op, UChar b2, UShort d2) |
| 1432 | { |
| 1433 | ULong the_insn = op; |
| 1434 | |
| 1435 | the_insn |= ((ULong)b2) << 12; |
| 1436 | the_insn |= ((ULong)d2) << 0; |
| 1437 | |
| 1438 | return emit_4bytes(p, the_insn); |
| 1439 | } |
| 1440 | |
| 1441 | |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 1442 | static UChar * |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 1443 | emit_SI(UChar *p, UInt op, UChar i2, UChar b1, UShort d1) |
| 1444 | { |
| 1445 | ULong the_insn = op; |
| 1446 | |
| 1447 | the_insn |= ((ULong)i2) << 16; |
| 1448 | the_insn |= ((ULong)b1) << 12; |
| 1449 | the_insn |= ((ULong)d1) << 0; |
| 1450 | |
| 1451 | return emit_4bytes(p, the_insn); |
| 1452 | } |
| 1453 | |
| 1454 | |
| 1455 | static UChar * |
| 1456 | emit_SIL(UChar *p, ULong op, UChar b1, UShort d1, UShort i2) |
| 1457 | { |
| 1458 | ULong the_insn = op; |
| 1459 | |
| 1460 | the_insn |= ((ULong)b1) << 28; |
| 1461 | the_insn |= ((ULong)d1) << 16; |
| 1462 | the_insn |= ((ULong)i2) << 0; |
| 1463 | |
| 1464 | return emit_6bytes(p, the_insn); |
| 1465 | } |
| 1466 | |
| 1467 | |
| 1468 | static UChar * |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 1469 | emit_SIY(UChar *p, ULong op, UChar i2, UChar b1, UShort dl1, UChar dh1) |
| 1470 | { |
| 1471 | ULong the_insn = op; |
| 1472 | |
| 1473 | the_insn |= ((ULong)i2) << 32; |
| 1474 | the_insn |= ((ULong)b1) << 28; |
| 1475 | the_insn |= ((ULong)dl1) << 16; |
| 1476 | the_insn |= ((ULong)dh1) << 8; |
| 1477 | |
| 1478 | return emit_6bytes(p, the_insn); |
| 1479 | } |
| 1480 | |
| 1481 | |
| 1482 | static UChar * |
| 1483 | emit_SSa(UChar *p, ULong op, UChar l, UChar b1, UShort d1, UChar b2, UShort d2) |
| 1484 | { |
| 1485 | ULong the_insn = op; |
| 1486 | |
| 1487 | the_insn |= ((ULong)l) << 32; |
| 1488 | the_insn |= ((ULong)b1) << 28; |
| 1489 | the_insn |= ((ULong)d1) << 16; |
| 1490 | the_insn |= ((ULong)b2) << 12; |
| 1491 | the_insn |= ((ULong)d2) << 0; |
| 1492 | |
| 1493 | return emit_6bytes(p, the_insn); |
| 1494 | } |
| 1495 | |
| 1496 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1497 | /*------------------------------------------------------------*/ |
| 1498 | /*--- Functions to emit particular instructions ---*/ |
| 1499 | /*------------------------------------------------------------*/ |
| 1500 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1501 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1502 | s390_emit_AR(UChar *p, UChar r1, UChar r2) |
| 1503 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1504 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1505 | s390_disasm(ENC3(MNM, GPR, GPR), "ar", r1, r2); |
| 1506 | |
| 1507 | return emit_RR(p, 0x1a00, r1, r2); |
| 1508 | } |
| 1509 | |
| 1510 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1511 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1512 | s390_emit_AGR(UChar *p, UChar r1, UChar r2) |
| 1513 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1514 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1515 | s390_disasm(ENC3(MNM, GPR, GPR), "agr", r1, r2); |
| 1516 | |
| 1517 | return emit_RRE(p, 0xb9080000, r1, r2); |
| 1518 | } |
| 1519 | |
| 1520 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1521 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1522 | s390_emit_A(UChar *p, UChar r1, UChar x2, UChar b2, UShort d2) |
| 1523 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1524 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1525 | s390_disasm(ENC3(MNM, GPR, UDXB), "a", r1, d2, x2, b2); |
| 1526 | |
| 1527 | return emit_RX(p, 0x5a000000, r1, x2, b2, d2); |
| 1528 | } |
| 1529 | |
| 1530 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1531 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1532 | s390_emit_AY(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 1533 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1534 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1535 | s390_disasm(ENC3(MNM, GPR, SDXB), "ay", r1, dh2, dl2, x2, b2); |
| 1536 | |
| 1537 | return emit_RXY(p, 0xe3000000005aULL, r1, x2, b2, dl2, dh2); |
| 1538 | } |
| 1539 | |
| 1540 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1541 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1542 | s390_emit_AG(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 1543 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1544 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1545 | s390_disasm(ENC3(MNM, GPR, SDXB), "ag", r1, dh2, dl2, x2, b2); |
| 1546 | |
| 1547 | return emit_RXY(p, 0xe30000000008ULL, r1, x2, b2, dl2, dh2); |
| 1548 | } |
| 1549 | |
| 1550 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1551 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1552 | s390_emit_AFI(UChar *p, UChar r1, UInt i2) |
| 1553 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 1554 | vassert(s390_host_has_eimm); |
| 1555 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1556 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1557 | s390_disasm(ENC3(MNM, GPR, INT), "afi", r1, i2); |
| 1558 | |
| 1559 | return emit_RIL(p, 0xc20900000000ULL, r1, i2); |
| 1560 | } |
| 1561 | |
| 1562 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1563 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1564 | s390_emit_AGFI(UChar *p, UChar r1, UInt i2) |
| 1565 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 1566 | vassert(s390_host_has_eimm); |
| 1567 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1568 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1569 | s390_disasm(ENC3(MNM, GPR, INT), "agfi", r1, i2); |
| 1570 | |
| 1571 | return emit_RIL(p, 0xc20800000000ULL, r1, i2); |
| 1572 | } |
| 1573 | |
| 1574 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1575 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1576 | s390_emit_AH(UChar *p, UChar r1, UChar x2, UChar b2, UShort d2) |
| 1577 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1578 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1579 | s390_disasm(ENC3(MNM, GPR, UDXB), "ah", r1, d2, x2, b2); |
| 1580 | |
| 1581 | return emit_RX(p, 0x4a000000, r1, x2, b2, d2); |
| 1582 | } |
| 1583 | |
| 1584 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1585 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1586 | s390_emit_AHY(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 1587 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1588 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1589 | s390_disasm(ENC3(MNM, GPR, SDXB), "ahy", r1, dh2, dl2, x2, b2); |
| 1590 | |
| 1591 | return emit_RXY(p, 0xe3000000007aULL, r1, x2, b2, dl2, dh2); |
| 1592 | } |
| 1593 | |
| 1594 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1595 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1596 | s390_emit_AHI(UChar *p, UChar r1, UShort i2) |
| 1597 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1598 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1599 | s390_disasm(ENC3(MNM, GPR, INT), "ahi", r1, (Int)(Short)i2); |
| 1600 | |
| 1601 | return emit_RI(p, 0xa70a0000, r1, i2); |
| 1602 | } |
| 1603 | |
| 1604 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1605 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1606 | s390_emit_AGHI(UChar *p, UChar r1, UShort i2) |
| 1607 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1608 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1609 | s390_disasm(ENC3(MNM, GPR, INT), "aghi", r1, (Int)(Short)i2); |
| 1610 | |
| 1611 | return emit_RI(p, 0xa70b0000, r1, i2); |
| 1612 | } |
| 1613 | |
| 1614 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1615 | static UChar * |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 1616 | s390_emit_AGSI(UChar *p, UChar i2, UChar b1, UShort dl1, UChar dh1) |
| 1617 | { |
| 1618 | vassert(s390_host_has_gie); |
| 1619 | |
| 1620 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
florian | 061dc42 | 2012-05-12 16:14:08 +0000 | [diff] [blame] | 1621 | s390_disasm(ENC3(MNM, SDXB, INT), "agsi", dh1, dl1, 0, b1, (Int)(Char)i2); |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 1622 | |
| 1623 | return emit_SIY(p, 0xeb000000007aULL, i2, b1, dl1, dh1); |
| 1624 | } |
| 1625 | |
| 1626 | |
| 1627 | static UChar * |
florian | 0e047d6 | 2012-04-21 16:06:04 +0000 | [diff] [blame] | 1628 | s390_emit_ASI(UChar *p, UChar i2, UChar b1, UShort dl1, UChar dh1) |
| 1629 | { |
| 1630 | vassert(s390_host_has_gie); |
| 1631 | |
| 1632 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
florian | 061dc42 | 2012-05-12 16:14:08 +0000 | [diff] [blame] | 1633 | s390_disasm(ENC3(MNM, SDXB, INT), "asi", dh1, dl1, 0, b1, (Int)(Char)i2); |
florian | 0e047d6 | 2012-04-21 16:06:04 +0000 | [diff] [blame] | 1634 | |
| 1635 | return emit_SIY(p, 0xeb000000006aULL, i2, b1, dl1, dh1); |
| 1636 | } |
| 1637 | |
| 1638 | |
| 1639 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1640 | s390_emit_NR(UChar *p, UChar r1, UChar r2) |
| 1641 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1642 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1643 | s390_disasm(ENC3(MNM, GPR, GPR), "nr", r1, r2); |
| 1644 | |
| 1645 | return emit_RR(p, 0x1400, r1, r2); |
| 1646 | } |
| 1647 | |
| 1648 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1649 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1650 | s390_emit_NGR(UChar *p, UChar r1, UChar r2) |
| 1651 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1652 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1653 | s390_disasm(ENC3(MNM, GPR, GPR), "ngr", r1, r2); |
| 1654 | |
| 1655 | return emit_RRE(p, 0xb9800000, r1, r2); |
| 1656 | } |
| 1657 | |
| 1658 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1659 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1660 | s390_emit_N(UChar *p, UChar r1, UChar x2, UChar b2, UShort d2) |
| 1661 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1662 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1663 | s390_disasm(ENC3(MNM, GPR, UDXB), "n", r1, d2, x2, b2); |
| 1664 | |
| 1665 | return emit_RX(p, 0x54000000, r1, x2, b2, d2); |
| 1666 | } |
| 1667 | |
| 1668 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1669 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1670 | s390_emit_NY(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 1671 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1672 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1673 | s390_disasm(ENC3(MNM, GPR, SDXB), "ny", r1, dh2, dl2, x2, b2); |
| 1674 | |
| 1675 | return emit_RXY(p, 0xe30000000054ULL, r1, x2, b2, dl2, dh2); |
| 1676 | } |
| 1677 | |
| 1678 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1679 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1680 | s390_emit_NG(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 1681 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1682 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1683 | s390_disasm(ENC3(MNM, GPR, SDXB), "ng", r1, dh2, dl2, x2, b2); |
| 1684 | |
| 1685 | return emit_RXY(p, 0xe30000000080ULL, r1, x2, b2, dl2, dh2); |
| 1686 | } |
| 1687 | |
| 1688 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1689 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1690 | s390_emit_NIHF(UChar *p, UChar r1, UInt i2) |
| 1691 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 1692 | vassert(s390_host_has_eimm); |
| 1693 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1694 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1695 | s390_disasm(ENC3(MNM, GPR, UINT), "nihf", r1, i2); |
| 1696 | |
| 1697 | return emit_RIL(p, 0xc00a00000000ULL, r1, i2); |
| 1698 | } |
| 1699 | |
| 1700 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1701 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1702 | s390_emit_NILF(UChar *p, UChar r1, UInt i2) |
| 1703 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 1704 | vassert(s390_host_has_eimm); |
| 1705 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1706 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1707 | s390_disasm(ENC3(MNM, GPR, UINT), "nilf", r1, i2); |
| 1708 | |
| 1709 | return emit_RIL(p, 0xc00b00000000ULL, r1, i2); |
| 1710 | } |
| 1711 | |
| 1712 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1713 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1714 | s390_emit_NILL(UChar *p, UChar r1, UShort i2) |
| 1715 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1716 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1717 | s390_disasm(ENC3(MNM, GPR, UINT), "nill", r1, i2); |
| 1718 | |
| 1719 | return emit_RI(p, 0xa5070000, r1, i2); |
| 1720 | } |
| 1721 | |
| 1722 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1723 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1724 | s390_emit_BASR(UChar *p, UChar r1, UChar r2) |
| 1725 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1726 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1727 | s390_disasm(ENC3(MNM, GPR, GPR), "basr", r1, r2); |
| 1728 | |
| 1729 | return emit_RR(p, 0x0d00, r1, r2); |
| 1730 | } |
| 1731 | |
| 1732 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1733 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1734 | s390_emit_BCR(UChar *p, UChar r1, UChar r2) |
| 1735 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1736 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1737 | s390_disasm(ENC2(XMNM, GPR), S390_XMNM_BCR, r1, r2); |
| 1738 | |
| 1739 | return emit_RR(p, 0x0700, r1, r2); |
| 1740 | } |
| 1741 | |
| 1742 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1743 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1744 | s390_emit_BRC(UChar *p, UChar r1, UShort i2) |
| 1745 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1746 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1747 | s390_disasm(ENC2(XMNM, PCREL), S390_XMNM_BRC, r1, (Int)(Short)i2); |
| 1748 | |
| 1749 | return emit_RI(p, 0xa7040000, r1, i2); |
| 1750 | } |
| 1751 | |
| 1752 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1753 | static UChar * |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 1754 | s390_emit_BRCL(UChar *p, UChar r1, ULong i2) |
| 1755 | { |
| 1756 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 1757 | s390_disasm(ENC2(XMNM, PCREL), S390_XMNM_BRCL, r1, i2); |
| 1758 | |
| 1759 | return emit_RIL(p, 0xc00400000000ULL, r1, i2); |
| 1760 | } |
| 1761 | |
| 1762 | |
| 1763 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1764 | s390_emit_CR(UChar *p, UChar r1, UChar r2) |
| 1765 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1766 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1767 | s390_disasm(ENC3(MNM, GPR, GPR), "cr", r1, r2); |
| 1768 | |
| 1769 | return emit_RR(p, 0x1900, r1, r2); |
| 1770 | } |
| 1771 | |
| 1772 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1773 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1774 | s390_emit_CGR(UChar *p, UChar r1, UChar r2) |
| 1775 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1776 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1777 | s390_disasm(ENC3(MNM, GPR, GPR), "cgr", r1, r2); |
| 1778 | |
| 1779 | return emit_RRE(p, 0xb9200000, r1, r2); |
| 1780 | } |
| 1781 | |
| 1782 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1783 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1784 | s390_emit_C(UChar *p, UChar r1, UChar x2, UChar b2, UShort d2) |
| 1785 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1786 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1787 | s390_disasm(ENC3(MNM, GPR, UDXB), "c", r1, d2, x2, b2); |
| 1788 | |
| 1789 | return emit_RX(p, 0x59000000, r1, x2, b2, d2); |
| 1790 | } |
| 1791 | |
| 1792 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1793 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1794 | s390_emit_CY(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 1795 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1796 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1797 | s390_disasm(ENC3(MNM, GPR, SDXB), "cy", r1, dh2, dl2, x2, b2); |
| 1798 | |
| 1799 | return emit_RXY(p, 0xe30000000059ULL, r1, x2, b2, dl2, dh2); |
| 1800 | } |
| 1801 | |
| 1802 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1803 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1804 | s390_emit_CG(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 1805 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1806 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1807 | s390_disasm(ENC3(MNM, GPR, SDXB), "cg", r1, dh2, dl2, x2, b2); |
| 1808 | |
| 1809 | return emit_RXY(p, 0xe30000000020ULL, r1, x2, b2, dl2, dh2); |
| 1810 | } |
| 1811 | |
| 1812 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1813 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1814 | s390_emit_CFI(UChar *p, UChar r1, UInt i2) |
| 1815 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 1816 | vassert(s390_host_has_eimm); |
| 1817 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1818 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1819 | s390_disasm(ENC3(MNM, GPR, INT), "cfi", r1, i2); |
| 1820 | |
| 1821 | return emit_RIL(p, 0xc20d00000000ULL, r1, i2); |
| 1822 | } |
| 1823 | |
| 1824 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1825 | static UChar * |
florian | 07d3455 | 2012-05-26 01:59:21 +0000 | [diff] [blame] | 1826 | s390_emit_CGFI(UChar *p, UChar r1, UInt i2) |
| 1827 | { |
| 1828 | vassert(s390_host_has_eimm); |
| 1829 | |
| 1830 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 1831 | s390_disasm(ENC3(MNM, GPR, INT), "cgfi", r1, i2); |
| 1832 | |
| 1833 | return emit_RIL(p, 0xc20c00000000ULL, r1, i2); |
| 1834 | } |
| 1835 | |
| 1836 | |
| 1837 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1838 | s390_emit_CS(UChar *p, UChar r1, UChar r3, UChar b2, UShort d2) |
| 1839 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1840 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1841 | s390_disasm(ENC4(MNM, GPR, GPR, UDXB), "cs", r1, r3, d2, 0, b2); |
| 1842 | |
| 1843 | return emit_RS(p, 0xba000000, r1, r3, b2, d2); |
| 1844 | } |
| 1845 | |
| 1846 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1847 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1848 | s390_emit_CSY(UChar *p, UChar r1, UChar r3, UChar b2, UShort dl2, UChar dh2) |
| 1849 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1850 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1851 | s390_disasm(ENC4(MNM, GPR, GPR, SDXB), "csy", r1, r3, dh2, dl2, 0, b2); |
| 1852 | |
| 1853 | return emit_RSY(p, 0xeb0000000014ULL, r1, r3, b2, dl2, dh2); |
| 1854 | } |
| 1855 | |
| 1856 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1857 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1858 | s390_emit_CSG(UChar *p, UChar r1, UChar r3, UChar b2, UShort dl2, UChar dh2) |
| 1859 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1860 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1861 | s390_disasm(ENC4(MNM, GPR, GPR, SDXB), "csg", r1, r3, dh2, dl2, 0, b2); |
| 1862 | |
| 1863 | return emit_RSY(p, 0xeb0000000030ULL, r1, r3, b2, dl2, dh2); |
| 1864 | } |
| 1865 | |
| 1866 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1867 | static UChar * |
florian | 448cbba | 2012-06-06 02:26:01 +0000 | [diff] [blame] | 1868 | s390_emit_CDS(UChar *p, UChar r1, UChar r3, UChar b2, UShort d2) |
| 1869 | { |
| 1870 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 1871 | s390_disasm(ENC4(MNM, GPR, GPR, UDXB), "cds", r1, r3, d2, 0, b2); |
| 1872 | |
| 1873 | return emit_RS(p, 0xbb000000, r1, r3, b2, d2); |
| 1874 | } |
| 1875 | |
| 1876 | |
| 1877 | static UChar * |
| 1878 | s390_emit_CDSY(UChar *p, UChar r1, UChar r3, UChar b2, UShort dl2, UChar dh2) |
| 1879 | { |
florian | 448cbba | 2012-06-06 02:26:01 +0000 | [diff] [blame] | 1880 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 1881 | s390_disasm(ENC4(MNM, GPR, GPR, SDXB), "cdsy", r1, r3, dh2, dl2, 0, b2); |
| 1882 | |
| 1883 | return emit_RSY(p, 0xeb0000000031ULL, r1, r3, b2, dl2, dh2); |
| 1884 | } |
| 1885 | |
| 1886 | |
| 1887 | static UChar * |
| 1888 | s390_emit_CDSG(UChar *p, UChar r1, UChar r3, UChar b2, UShort dl2, UChar dh2) |
| 1889 | { |
florian | 448cbba | 2012-06-06 02:26:01 +0000 | [diff] [blame] | 1890 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 1891 | s390_disasm(ENC4(MNM, GPR, GPR, SDXB), "cdsg", r1, r3, dh2, dl2, 0, b2); |
| 1892 | |
| 1893 | return emit_RSY(p, 0xeb000000003eULL, r1, r3, b2, dl2, dh2); |
| 1894 | } |
| 1895 | |
| 1896 | |
| 1897 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1898 | s390_emit_CLR(UChar *p, UChar r1, UChar r2) |
| 1899 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1900 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1901 | s390_disasm(ENC3(MNM, GPR, GPR), "clr", r1, r2); |
| 1902 | |
| 1903 | return emit_RR(p, 0x1500, r1, r2); |
| 1904 | } |
| 1905 | |
| 1906 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1907 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1908 | s390_emit_CLGR(UChar *p, UChar r1, UChar r2) |
| 1909 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1910 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1911 | s390_disasm(ENC3(MNM, GPR, GPR), "clgr", r1, r2); |
| 1912 | |
| 1913 | return emit_RRE(p, 0xb9210000, r1, r2); |
| 1914 | } |
| 1915 | |
| 1916 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1917 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1918 | s390_emit_CL(UChar *p, UChar r1, UChar x2, UChar b2, UShort d2) |
| 1919 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1920 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1921 | s390_disasm(ENC3(MNM, GPR, UDXB), "cl", r1, d2, x2, b2); |
| 1922 | |
| 1923 | return emit_RX(p, 0x55000000, r1, x2, b2, d2); |
| 1924 | } |
| 1925 | |
| 1926 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1927 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1928 | s390_emit_CLY(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 1929 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1930 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1931 | s390_disasm(ENC3(MNM, GPR, SDXB), "cly", r1, dh2, dl2, x2, b2); |
| 1932 | |
| 1933 | return emit_RXY(p, 0xe30000000055ULL, r1, x2, b2, dl2, dh2); |
| 1934 | } |
| 1935 | |
| 1936 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1937 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1938 | s390_emit_CLG(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 1939 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1940 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1941 | s390_disasm(ENC3(MNM, GPR, SDXB), "clg", r1, dh2, dl2, x2, b2); |
| 1942 | |
| 1943 | return emit_RXY(p, 0xe30000000021ULL, r1, x2, b2, dl2, dh2); |
| 1944 | } |
| 1945 | |
| 1946 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1947 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1948 | s390_emit_CLFI(UChar *p, UChar r1, UInt i2) |
| 1949 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 1950 | vassert(s390_host_has_eimm); |
| 1951 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1952 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1953 | s390_disasm(ENC3(MNM, GPR, UINT), "clfi", r1, i2); |
| 1954 | |
| 1955 | return emit_RIL(p, 0xc20f00000000ULL, r1, i2); |
| 1956 | } |
| 1957 | |
| 1958 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1959 | static UChar * |
florian | 07d3455 | 2012-05-26 01:59:21 +0000 | [diff] [blame] | 1960 | s390_emit_CLGFI(UChar *p, UChar r1, UInt i2) |
| 1961 | { |
| 1962 | vassert(s390_host_has_eimm); |
| 1963 | |
| 1964 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 1965 | s390_disasm(ENC3(MNM, GPR, UINT), "clgfi", r1, i2); |
| 1966 | |
| 1967 | return emit_RIL(p, 0xc20e00000000ULL, r1, i2); |
| 1968 | } |
| 1969 | |
| 1970 | |
| 1971 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1972 | s390_emit_DR(UChar *p, UChar r1, UChar r2) |
| 1973 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1974 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1975 | s390_disasm(ENC3(MNM, GPR, GPR), "dr", r1, r2); |
| 1976 | |
| 1977 | return emit_RR(p, 0x1d00, r1, r2); |
| 1978 | } |
| 1979 | |
| 1980 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1981 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1982 | s390_emit_D(UChar *p, UChar r1, UChar x2, UChar b2, UShort d2) |
| 1983 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1984 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1985 | s390_disasm(ENC3(MNM, GPR, UDXB), "d", r1, d2, x2, b2); |
| 1986 | |
| 1987 | return emit_RX(p, 0x5d000000, r1, x2, b2, d2); |
| 1988 | } |
| 1989 | |
| 1990 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 1991 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1992 | s390_emit_DLR(UChar *p, UChar r1, UChar r2) |
| 1993 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 1994 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 1995 | s390_disasm(ENC3(MNM, GPR, GPR), "dlr", r1, r2); |
| 1996 | |
| 1997 | return emit_RRE(p, 0xb9970000, r1, r2); |
| 1998 | } |
| 1999 | |
| 2000 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2001 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2002 | s390_emit_DLGR(UChar *p, UChar r1, UChar r2) |
| 2003 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2004 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2005 | s390_disasm(ENC3(MNM, GPR, GPR), "dlgr", r1, r2); |
| 2006 | |
| 2007 | return emit_RRE(p, 0xb9870000, r1, r2); |
| 2008 | } |
| 2009 | |
| 2010 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2011 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2012 | s390_emit_DL(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2013 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2014 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2015 | s390_disasm(ENC3(MNM, GPR, SDXB), "dl", r1, dh2, dl2, x2, b2); |
| 2016 | |
| 2017 | return emit_RXY(p, 0xe30000000097ULL, r1, x2, b2, dl2, dh2); |
| 2018 | } |
| 2019 | |
| 2020 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2021 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2022 | s390_emit_DLG(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2023 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2024 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2025 | s390_disasm(ENC3(MNM, GPR, SDXB), "dlg", r1, dh2, dl2, x2, b2); |
| 2026 | |
| 2027 | return emit_RXY(p, 0xe30000000087ULL, r1, x2, b2, dl2, dh2); |
| 2028 | } |
| 2029 | |
| 2030 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2031 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2032 | s390_emit_DSGR(UChar *p, UChar r1, UChar r2) |
| 2033 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2034 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2035 | s390_disasm(ENC3(MNM, GPR, GPR), "dsgr", r1, r2); |
| 2036 | |
| 2037 | return emit_RRE(p, 0xb90d0000, r1, r2); |
| 2038 | } |
| 2039 | |
| 2040 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2041 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2042 | s390_emit_DSG(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2043 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2044 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2045 | s390_disasm(ENC3(MNM, GPR, SDXB), "dsg", r1, dh2, dl2, x2, b2); |
| 2046 | |
| 2047 | return emit_RXY(p, 0xe3000000000dULL, r1, x2, b2, dl2, dh2); |
| 2048 | } |
| 2049 | |
| 2050 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2051 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2052 | s390_emit_XR(UChar *p, UChar r1, UChar r2) |
| 2053 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2054 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2055 | s390_disasm(ENC3(MNM, GPR, GPR), "xr", r1, r2); |
| 2056 | |
| 2057 | return emit_RR(p, 0x1700, r1, r2); |
| 2058 | } |
| 2059 | |
| 2060 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2061 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2062 | s390_emit_XGR(UChar *p, UChar r1, UChar r2) |
| 2063 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2064 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2065 | s390_disasm(ENC3(MNM, GPR, GPR), "xgr", r1, r2); |
| 2066 | |
| 2067 | return emit_RRE(p, 0xb9820000, r1, r2); |
| 2068 | } |
| 2069 | |
| 2070 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2071 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2072 | s390_emit_X(UChar *p, UChar r1, UChar x2, UChar b2, UShort d2) |
| 2073 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2074 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2075 | s390_disasm(ENC3(MNM, GPR, UDXB), "x", r1, d2, x2, b2); |
| 2076 | |
| 2077 | return emit_RX(p, 0x57000000, r1, x2, b2, d2); |
| 2078 | } |
| 2079 | |
| 2080 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2081 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2082 | s390_emit_XY(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2083 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2084 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2085 | s390_disasm(ENC3(MNM, GPR, SDXB), "xy", r1, dh2, dl2, x2, b2); |
| 2086 | |
| 2087 | return emit_RXY(p, 0xe30000000057ULL, r1, x2, b2, dl2, dh2); |
| 2088 | } |
| 2089 | |
| 2090 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2091 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2092 | s390_emit_XG(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2093 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2094 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2095 | s390_disasm(ENC3(MNM, GPR, SDXB), "xg", r1, dh2, dl2, x2, b2); |
| 2096 | |
| 2097 | return emit_RXY(p, 0xe30000000082ULL, r1, x2, b2, dl2, dh2); |
| 2098 | } |
| 2099 | |
| 2100 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2101 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2102 | s390_emit_XIHF(UChar *p, UChar r1, UInt i2) |
| 2103 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2104 | vassert(s390_host_has_eimm); |
| 2105 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2106 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2107 | s390_disasm(ENC3(MNM, GPR, UINT), "xihf", r1, i2); |
| 2108 | |
| 2109 | return emit_RIL(p, 0xc00600000000ULL, r1, i2); |
| 2110 | } |
| 2111 | |
| 2112 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2113 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2114 | s390_emit_XILF(UChar *p, UChar r1, UInt i2) |
| 2115 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2116 | vassert(s390_host_has_eimm); |
| 2117 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2118 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2119 | s390_disasm(ENC3(MNM, GPR, UINT), "xilf", r1, i2); |
| 2120 | |
| 2121 | return emit_RIL(p, 0xc00700000000ULL, r1, i2); |
| 2122 | } |
| 2123 | |
| 2124 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2125 | static UChar * |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 2126 | s390_emit_XC(UChar *p, UInt l, UChar b1, UShort d1, UChar b2, UShort d2) |
| 2127 | { |
| 2128 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 2129 | s390_disasm(ENC3(MNM, UDLB, UDXB), "xc", d1, l, b1, d2, 0, b2); |
| 2130 | |
| 2131 | return emit_SSa(p, 0xd70000000000ULL, l, b1, d1, b2, d2); |
| 2132 | } |
| 2133 | |
| 2134 | |
| 2135 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2136 | s390_emit_FLOGR(UChar *p, UChar r1, UChar r2) |
| 2137 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2138 | vassert(s390_host_has_eimm); |
| 2139 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2140 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2141 | s390_disasm(ENC3(MNM, GPR, GPR), "flogr", r1, r2); |
| 2142 | |
| 2143 | return emit_RRE(p, 0xb9830000, r1, r2); |
| 2144 | } |
| 2145 | |
| 2146 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2147 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2148 | s390_emit_IC(UChar *p, UChar r1, UChar x2, UChar b2, UShort d2) |
| 2149 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2150 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2151 | s390_disasm(ENC3(MNM, GPR, UDXB), "ic", r1, d2, x2, b2); |
| 2152 | |
| 2153 | return emit_RX(p, 0x43000000, r1, x2, b2, d2); |
| 2154 | } |
| 2155 | |
| 2156 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2157 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2158 | s390_emit_ICY(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2159 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2160 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2161 | s390_disasm(ENC3(MNM, GPR, SDXB), "icy", r1, dh2, dl2, x2, b2); |
| 2162 | |
| 2163 | return emit_RXY(p, 0xe30000000073ULL, r1, x2, b2, dl2, dh2); |
| 2164 | } |
| 2165 | |
| 2166 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2167 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2168 | s390_emit_IIHF(UChar *p, UChar r1, UInt i2) |
| 2169 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2170 | vassert(s390_host_has_eimm); |
| 2171 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2172 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2173 | s390_disasm(ENC3(MNM, GPR, UINT), "iihf", r1, i2); |
| 2174 | |
| 2175 | return emit_RIL(p, 0xc00800000000ULL, r1, i2); |
| 2176 | } |
| 2177 | |
| 2178 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2179 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2180 | s390_emit_IIHH(UChar *p, UChar r1, UShort i2) |
| 2181 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2182 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2183 | s390_disasm(ENC3(MNM, GPR, UINT), "iihh", r1, i2); |
| 2184 | |
| 2185 | return emit_RI(p, 0xa5000000, r1, i2); |
| 2186 | } |
| 2187 | |
| 2188 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2189 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2190 | s390_emit_IIHL(UChar *p, UChar r1, UShort i2) |
| 2191 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2192 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2193 | s390_disasm(ENC3(MNM, GPR, UINT), "iihl", r1, i2); |
| 2194 | |
| 2195 | return emit_RI(p, 0xa5010000, r1, i2); |
| 2196 | } |
| 2197 | |
| 2198 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2199 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2200 | s390_emit_IILF(UChar *p, UChar r1, UInt i2) |
| 2201 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2202 | vassert(s390_host_has_eimm); |
| 2203 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2204 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2205 | s390_disasm(ENC3(MNM, GPR, UINT), "iilf", r1, i2); |
| 2206 | |
| 2207 | return emit_RIL(p, 0xc00900000000ULL, r1, i2); |
| 2208 | } |
| 2209 | |
| 2210 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2211 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2212 | s390_emit_IILH(UChar *p, UChar r1, UShort i2) |
| 2213 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2214 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2215 | s390_disasm(ENC3(MNM, GPR, UINT), "iilh", r1, i2); |
| 2216 | |
| 2217 | return emit_RI(p, 0xa5020000, r1, i2); |
| 2218 | } |
| 2219 | |
| 2220 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2221 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2222 | s390_emit_IILL(UChar *p, UChar r1, UShort i2) |
| 2223 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2224 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2225 | s390_disasm(ENC3(MNM, GPR, UINT), "iill", r1, i2); |
| 2226 | |
| 2227 | return emit_RI(p, 0xa5030000, r1, i2); |
| 2228 | } |
| 2229 | |
| 2230 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2231 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2232 | s390_emit_IPM(UChar *p, UChar r1, UChar r2) |
| 2233 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2234 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2235 | s390_disasm(ENC2(MNM, GPR), "ipm", r1); |
| 2236 | |
| 2237 | return emit_RRE(p, 0xb2220000, r1, r2); |
| 2238 | } |
| 2239 | |
| 2240 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2241 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2242 | s390_emit_LR(UChar *p, UChar r1, UChar r2) |
| 2243 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2244 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2245 | s390_disasm(ENC3(MNM, GPR, GPR), "lr", r1, r2); |
| 2246 | |
| 2247 | return emit_RR(p, 0x1800, r1, r2); |
| 2248 | } |
| 2249 | |
| 2250 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2251 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2252 | s390_emit_LGR(UChar *p, UChar r1, UChar r2) |
| 2253 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2254 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2255 | s390_disasm(ENC3(MNM, GPR, GPR), "lgr", r1, r2); |
| 2256 | |
| 2257 | return emit_RRE(p, 0xb9040000, r1, r2); |
| 2258 | } |
| 2259 | |
| 2260 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2261 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2262 | s390_emit_LGFR(UChar *p, UChar r1, UChar r2) |
| 2263 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2264 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2265 | s390_disasm(ENC3(MNM, GPR, GPR), "lgfr", r1, r2); |
| 2266 | |
| 2267 | return emit_RRE(p, 0xb9140000, r1, r2); |
| 2268 | } |
| 2269 | |
| 2270 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2271 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2272 | s390_emit_L(UChar *p, UChar r1, UChar x2, UChar b2, UShort d2) |
| 2273 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2274 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2275 | s390_disasm(ENC3(MNM, GPR, UDXB), "l", r1, d2, x2, b2); |
| 2276 | |
| 2277 | return emit_RX(p, 0x58000000, r1, x2, b2, d2); |
| 2278 | } |
| 2279 | |
| 2280 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2281 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2282 | s390_emit_LY(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2283 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2284 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2285 | s390_disasm(ENC3(MNM, GPR, SDXB), "ly", r1, dh2, dl2, x2, b2); |
| 2286 | |
| 2287 | return emit_RXY(p, 0xe30000000058ULL, r1, x2, b2, dl2, dh2); |
| 2288 | } |
| 2289 | |
| 2290 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2291 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2292 | s390_emit_LG(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2293 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2294 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2295 | s390_disasm(ENC3(MNM, GPR, SDXB), "lg", r1, dh2, dl2, x2, b2); |
| 2296 | |
| 2297 | return emit_RXY(p, 0xe30000000004ULL, r1, x2, b2, dl2, dh2); |
| 2298 | } |
| 2299 | |
| 2300 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2301 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2302 | s390_emit_LGF(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2303 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2304 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2305 | s390_disasm(ENC3(MNM, GPR, SDXB), "lgf", r1, dh2, dl2, x2, b2); |
| 2306 | |
| 2307 | return emit_RXY(p, 0xe30000000014ULL, r1, x2, b2, dl2, dh2); |
| 2308 | } |
| 2309 | |
| 2310 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2311 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2312 | s390_emit_LGFI(UChar *p, UChar r1, UInt i2) |
| 2313 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2314 | vassert(s390_host_has_eimm); |
| 2315 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2316 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2317 | s390_disasm(ENC3(MNM, GPR, INT), "lgfi", r1, i2); |
| 2318 | |
| 2319 | return emit_RIL(p, 0xc00100000000ULL, r1, i2); |
| 2320 | } |
| 2321 | |
| 2322 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2323 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2324 | s390_emit_LTR(UChar *p, UChar r1, UChar r2) |
| 2325 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2326 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2327 | s390_disasm(ENC3(MNM, GPR, GPR), "ltr", r1, r2); |
| 2328 | |
| 2329 | return emit_RR(p, 0x1200, r1, r2); |
| 2330 | } |
| 2331 | |
| 2332 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2333 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2334 | s390_emit_LTGR(UChar *p, UChar r1, UChar r2) |
| 2335 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2336 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2337 | s390_disasm(ENC3(MNM, GPR, GPR), "ltgr", r1, r2); |
| 2338 | |
| 2339 | return emit_RRE(p, 0xb9020000, r1, r2); |
| 2340 | } |
| 2341 | |
| 2342 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2343 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2344 | s390_emit_LT(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2345 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2346 | vassert(s390_host_has_eimm); |
| 2347 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2348 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2349 | s390_disasm(ENC3(MNM, GPR, SDXB), "lt", r1, dh2, dl2, x2, b2); |
| 2350 | |
| 2351 | return emit_RXY(p, 0xe30000000012ULL, r1, x2, b2, dl2, dh2); |
| 2352 | } |
| 2353 | |
| 2354 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2355 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2356 | s390_emit_LTG(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2357 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2358 | vassert(s390_host_has_eimm); |
| 2359 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2360 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2361 | s390_disasm(ENC3(MNM, GPR, SDXB), "ltg", r1, dh2, dl2, x2, b2); |
| 2362 | |
| 2363 | return emit_RXY(p, 0xe30000000002ULL, r1, x2, b2, dl2, dh2); |
| 2364 | } |
| 2365 | |
| 2366 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2367 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2368 | s390_emit_LBR(UChar *p, UChar r1, UChar r2) |
| 2369 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2370 | vassert(s390_host_has_eimm); |
| 2371 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2372 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2373 | s390_disasm(ENC3(MNM, GPR, GPR), "lbr", r1, r2); |
| 2374 | |
| 2375 | return emit_RRE(p, 0xb9260000, r1, r2); |
| 2376 | } |
| 2377 | |
| 2378 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2379 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2380 | s390_emit_LGBR(UChar *p, UChar r1, UChar r2) |
| 2381 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2382 | vassert(s390_host_has_eimm); |
| 2383 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2384 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2385 | s390_disasm(ENC3(MNM, GPR, GPR), "lgbr", r1, r2); |
| 2386 | |
| 2387 | return emit_RRE(p, 0xb9060000, r1, r2); |
| 2388 | } |
| 2389 | |
| 2390 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2391 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2392 | s390_emit_LB(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2393 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2394 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2395 | s390_disasm(ENC3(MNM, GPR, SDXB), "lb", r1, dh2, dl2, x2, b2); |
| 2396 | |
| 2397 | return emit_RXY(p, 0xe30000000076ULL, r1, x2, b2, dl2, dh2); |
| 2398 | } |
| 2399 | |
| 2400 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2401 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2402 | s390_emit_LGB(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2403 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2404 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2405 | s390_disasm(ENC3(MNM, GPR, SDXB), "lgb", r1, dh2, dl2, x2, b2); |
| 2406 | |
| 2407 | return emit_RXY(p, 0xe30000000077ULL, r1, x2, b2, dl2, dh2); |
| 2408 | } |
| 2409 | |
| 2410 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2411 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2412 | s390_emit_LCR(UChar *p, UChar r1, UChar r2) |
| 2413 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2414 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2415 | s390_disasm(ENC3(MNM, GPR, GPR), "lcr", r1, r2); |
| 2416 | |
| 2417 | return emit_RR(p, 0x1300, r1, r2); |
| 2418 | } |
| 2419 | |
| 2420 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2421 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2422 | s390_emit_LCGR(UChar *p, UChar r1, UChar r2) |
| 2423 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2424 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2425 | s390_disasm(ENC3(MNM, GPR, GPR), "lcgr", r1, r2); |
| 2426 | |
| 2427 | return emit_RRE(p, 0xb9030000, r1, r2); |
| 2428 | } |
| 2429 | |
| 2430 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2431 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2432 | s390_emit_LHR(UChar *p, UChar r1, UChar r2) |
| 2433 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2434 | vassert(s390_host_has_eimm); |
| 2435 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2436 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2437 | s390_disasm(ENC3(MNM, GPR, GPR), "lhr", r1, r2); |
| 2438 | |
| 2439 | return emit_RRE(p, 0xb9270000, r1, r2); |
| 2440 | } |
| 2441 | |
| 2442 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2443 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2444 | s390_emit_LGHR(UChar *p, UChar r1, UChar r2) |
| 2445 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2446 | vassert(s390_host_has_eimm); |
| 2447 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2448 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2449 | s390_disasm(ENC3(MNM, GPR, GPR), "lghr", r1, r2); |
| 2450 | |
| 2451 | return emit_RRE(p, 0xb9070000, r1, r2); |
| 2452 | } |
| 2453 | |
| 2454 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2455 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2456 | s390_emit_LH(UChar *p, UChar r1, UChar x2, UChar b2, UShort d2) |
| 2457 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2458 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2459 | s390_disasm(ENC3(MNM, GPR, UDXB), "lh", r1, d2, x2, b2); |
| 2460 | |
| 2461 | return emit_RX(p, 0x48000000, r1, x2, b2, d2); |
| 2462 | } |
| 2463 | |
| 2464 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2465 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2466 | s390_emit_LHY(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2467 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2468 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2469 | s390_disasm(ENC3(MNM, GPR, SDXB), "lhy", r1, dh2, dl2, x2, b2); |
| 2470 | |
| 2471 | return emit_RXY(p, 0xe30000000078ULL, r1, x2, b2, dl2, dh2); |
| 2472 | } |
| 2473 | |
| 2474 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2475 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2476 | s390_emit_LGH(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2477 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2478 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2479 | s390_disasm(ENC3(MNM, GPR, SDXB), "lgh", r1, dh2, dl2, x2, b2); |
| 2480 | |
| 2481 | return emit_RXY(p, 0xe30000000015ULL, r1, x2, b2, dl2, dh2); |
| 2482 | } |
| 2483 | |
| 2484 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2485 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2486 | s390_emit_LHI(UChar *p, UChar r1, UShort i2) |
| 2487 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2488 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2489 | s390_disasm(ENC3(MNM, GPR, INT), "lhi", r1, (Int)(Short)i2); |
| 2490 | |
| 2491 | return emit_RI(p, 0xa7080000, r1, i2); |
| 2492 | } |
| 2493 | |
| 2494 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2495 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2496 | s390_emit_LGHI(UChar *p, UChar r1, UShort i2) |
| 2497 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2498 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2499 | s390_disasm(ENC3(MNM, GPR, INT), "lghi", r1, (Int)(Short)i2); |
| 2500 | |
| 2501 | return emit_RI(p, 0xa7090000, r1, i2); |
| 2502 | } |
| 2503 | |
| 2504 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2505 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2506 | s390_emit_LLGFR(UChar *p, UChar r1, UChar r2) |
| 2507 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2508 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2509 | s390_disasm(ENC3(MNM, GPR, GPR), "llgfr", r1, r2); |
| 2510 | |
| 2511 | return emit_RRE(p, 0xb9160000, r1, r2); |
| 2512 | } |
| 2513 | |
| 2514 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2515 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2516 | s390_emit_LLGF(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2517 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2518 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2519 | s390_disasm(ENC3(MNM, GPR, SDXB), "llgf", r1, dh2, dl2, x2, b2); |
| 2520 | |
| 2521 | return emit_RXY(p, 0xe30000000016ULL, r1, x2, b2, dl2, dh2); |
| 2522 | } |
| 2523 | |
| 2524 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2525 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2526 | s390_emit_LLCR(UChar *p, UChar r1, UChar r2) |
| 2527 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2528 | vassert(s390_host_has_eimm); |
| 2529 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2530 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2531 | s390_disasm(ENC3(MNM, GPR, GPR), "llcr", r1, r2); |
| 2532 | |
| 2533 | return emit_RRE(p, 0xb9940000, r1, r2); |
| 2534 | } |
| 2535 | |
| 2536 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2537 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2538 | s390_emit_LLGCR(UChar *p, UChar r1, UChar r2) |
| 2539 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2540 | vassert(s390_host_has_eimm); |
| 2541 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2542 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2543 | s390_disasm(ENC3(MNM, GPR, GPR), "llgcr", r1, r2); |
| 2544 | |
| 2545 | return emit_RRE(p, 0xb9840000, r1, r2); |
| 2546 | } |
| 2547 | |
| 2548 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2549 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2550 | s390_emit_LLC(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2551 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2552 | vassert(s390_host_has_eimm); |
| 2553 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2554 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2555 | s390_disasm(ENC3(MNM, GPR, SDXB), "llc", r1, dh2, dl2, x2, b2); |
| 2556 | |
| 2557 | return emit_RXY(p, 0xe30000000094ULL, r1, x2, b2, dl2, dh2); |
| 2558 | } |
| 2559 | |
| 2560 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2561 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2562 | s390_emit_LLGC(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2563 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2564 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2565 | s390_disasm(ENC3(MNM, GPR, SDXB), "llgc", r1, dh2, dl2, x2, b2); |
| 2566 | |
| 2567 | return emit_RXY(p, 0xe30000000090ULL, r1, x2, b2, dl2, dh2); |
| 2568 | } |
| 2569 | |
| 2570 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2571 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2572 | s390_emit_LLHR(UChar *p, UChar r1, UChar r2) |
| 2573 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2574 | vassert(s390_host_has_eimm); |
| 2575 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2576 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2577 | s390_disasm(ENC3(MNM, GPR, GPR), "llhr", r1, r2); |
| 2578 | |
| 2579 | return emit_RRE(p, 0xb9950000, r1, r2); |
| 2580 | } |
| 2581 | |
| 2582 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2583 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2584 | s390_emit_LLGHR(UChar *p, UChar r1, UChar r2) |
| 2585 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2586 | vassert(s390_host_has_eimm); |
| 2587 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2588 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2589 | s390_disasm(ENC3(MNM, GPR, GPR), "llghr", r1, r2); |
| 2590 | |
| 2591 | return emit_RRE(p, 0xb9850000, r1, r2); |
| 2592 | } |
| 2593 | |
| 2594 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2595 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2596 | s390_emit_LLH(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2597 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2598 | vassert(s390_host_has_eimm); |
| 2599 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2600 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2601 | s390_disasm(ENC3(MNM, GPR, SDXB), "llh", r1, dh2, dl2, x2, b2); |
| 2602 | |
| 2603 | return emit_RXY(p, 0xe30000000095ULL, r1, x2, b2, dl2, dh2); |
| 2604 | } |
| 2605 | |
| 2606 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2607 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2608 | s390_emit_LLGH(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2609 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2610 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2611 | s390_disasm(ENC3(MNM, GPR, SDXB), "llgh", r1, dh2, dl2, x2, b2); |
| 2612 | |
| 2613 | return emit_RXY(p, 0xe30000000091ULL, r1, x2, b2, dl2, dh2); |
| 2614 | } |
| 2615 | |
| 2616 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2617 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2618 | s390_emit_LLILF(UChar *p, UChar r1, UInt i2) |
| 2619 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2620 | vassert(s390_host_has_eimm); |
| 2621 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2622 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2623 | s390_disasm(ENC3(MNM, GPR, UINT), "llilf", r1, i2); |
| 2624 | |
| 2625 | return emit_RIL(p, 0xc00f00000000ULL, r1, i2); |
| 2626 | } |
| 2627 | |
| 2628 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2629 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2630 | s390_emit_LLILH(UChar *p, UChar r1, UShort i2) |
| 2631 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2632 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2633 | s390_disasm(ENC3(MNM, GPR, UINT), "llilh", r1, i2); |
| 2634 | |
| 2635 | return emit_RI(p, 0xa50e0000, r1, i2); |
| 2636 | } |
| 2637 | |
| 2638 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2639 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2640 | s390_emit_LLILL(UChar *p, UChar r1, UShort i2) |
| 2641 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2642 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2643 | s390_disasm(ENC3(MNM, GPR, UINT), "llill", r1, i2); |
| 2644 | |
| 2645 | return emit_RI(p, 0xa50f0000, r1, i2); |
| 2646 | } |
| 2647 | |
| 2648 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2649 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2650 | s390_emit_MR(UChar *p, UChar r1, UChar r2) |
| 2651 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2652 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2653 | s390_disasm(ENC3(MNM, GPR, GPR), "mr", r1, r2); |
| 2654 | |
| 2655 | return emit_RR(p, 0x1c00, r1, r2); |
| 2656 | } |
| 2657 | |
| 2658 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2659 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2660 | s390_emit_M(UChar *p, UChar r1, UChar x2, UChar b2, UShort d2) |
| 2661 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2662 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2663 | s390_disasm(ENC3(MNM, GPR, UDXB), "m", r1, d2, x2, b2); |
| 2664 | |
| 2665 | return emit_RX(p, 0x5c000000, r1, x2, b2, d2); |
| 2666 | } |
| 2667 | |
| 2668 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2669 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2670 | s390_emit_MFY(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2671 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2672 | vassert(s390_host_has_gie); |
| 2673 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2674 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2675 | s390_disasm(ENC3(MNM, GPR, SDXB), "mfy", r1, dh2, dl2, x2, b2); |
| 2676 | |
| 2677 | return emit_RXY(p, 0xe3000000005cULL, r1, x2, b2, dl2, dh2); |
| 2678 | } |
| 2679 | |
| 2680 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2681 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2682 | s390_emit_MH(UChar *p, UChar r1, UChar x2, UChar b2, UShort d2) |
| 2683 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2684 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2685 | s390_disasm(ENC3(MNM, GPR, UDXB), "mh", r1, d2, x2, b2); |
| 2686 | |
| 2687 | return emit_RX(p, 0x4c000000, r1, x2, b2, d2); |
| 2688 | } |
| 2689 | |
| 2690 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2691 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2692 | s390_emit_MHY(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2693 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2694 | vassert(s390_host_has_gie); |
| 2695 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2696 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2697 | s390_disasm(ENC3(MNM, GPR, SDXB), "mhy", r1, dh2, dl2, x2, b2); |
| 2698 | |
| 2699 | return emit_RXY(p, 0xe3000000007cULL, r1, x2, b2, dl2, dh2); |
| 2700 | } |
| 2701 | |
| 2702 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2703 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2704 | s390_emit_MHI(UChar *p, UChar r1, UShort i2) |
| 2705 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2706 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2707 | s390_disasm(ENC3(MNM, GPR, INT), "mhi", r1, (Int)(Short)i2); |
| 2708 | |
| 2709 | return emit_RI(p, 0xa70c0000, r1, i2); |
| 2710 | } |
| 2711 | |
| 2712 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2713 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2714 | s390_emit_MLR(UChar *p, UChar r1, UChar r2) |
| 2715 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2716 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2717 | s390_disasm(ENC3(MNM, GPR, GPR), "mlr", r1, r2); |
| 2718 | |
| 2719 | return emit_RRE(p, 0xb9960000, r1, r2); |
| 2720 | } |
| 2721 | |
| 2722 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2723 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2724 | s390_emit_MLGR(UChar *p, UChar r1, UChar r2) |
| 2725 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2726 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2727 | s390_disasm(ENC3(MNM, GPR, GPR), "mlgr", r1, r2); |
| 2728 | |
| 2729 | return emit_RRE(p, 0xb9860000, r1, r2); |
| 2730 | } |
| 2731 | |
| 2732 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2733 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2734 | s390_emit_ML(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2735 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2736 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2737 | s390_disasm(ENC3(MNM, GPR, SDXB), "ml", r1, dh2, dl2, x2, b2); |
| 2738 | |
| 2739 | return emit_RXY(p, 0xe30000000096ULL, r1, x2, b2, dl2, dh2); |
| 2740 | } |
| 2741 | |
| 2742 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2743 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2744 | s390_emit_MLG(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2745 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2746 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2747 | s390_disasm(ENC3(MNM, GPR, SDXB), "mlg", r1, dh2, dl2, x2, b2); |
| 2748 | |
| 2749 | return emit_RXY(p, 0xe30000000086ULL, r1, x2, b2, dl2, dh2); |
| 2750 | } |
| 2751 | |
| 2752 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2753 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2754 | s390_emit_MSR(UChar *p, UChar r1, UChar r2) |
| 2755 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2756 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2757 | s390_disasm(ENC3(MNM, GPR, GPR), "msr", r1, r2); |
| 2758 | |
| 2759 | return emit_RRE(p, 0xb2520000, r1, r2); |
| 2760 | } |
| 2761 | |
| 2762 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2763 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2764 | s390_emit_MSGR(UChar *p, UChar r1, UChar r2) |
| 2765 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2766 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2767 | s390_disasm(ENC3(MNM, GPR, GPR), "msgr", r1, r2); |
| 2768 | |
| 2769 | return emit_RRE(p, 0xb90c0000, r1, r2); |
| 2770 | } |
| 2771 | |
| 2772 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2773 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2774 | s390_emit_MS(UChar *p, UChar r1, UChar x2, UChar b2, UShort d2) |
| 2775 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2776 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2777 | s390_disasm(ENC3(MNM, GPR, UDXB), "ms", r1, d2, x2, b2); |
| 2778 | |
| 2779 | return emit_RX(p, 0x71000000, r1, x2, b2, d2); |
| 2780 | } |
| 2781 | |
| 2782 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2783 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2784 | s390_emit_MSY(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2785 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2786 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2787 | s390_disasm(ENC3(MNM, GPR, SDXB), "msy", r1, dh2, dl2, x2, b2); |
| 2788 | |
| 2789 | return emit_RXY(p, 0xe30000000051ULL, r1, x2, b2, dl2, dh2); |
| 2790 | } |
| 2791 | |
| 2792 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2793 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2794 | s390_emit_MSG(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2795 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2796 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2797 | s390_disasm(ENC3(MNM, GPR, SDXB), "msg", r1, dh2, dl2, x2, b2); |
| 2798 | |
| 2799 | return emit_RXY(p, 0xe3000000000cULL, r1, x2, b2, dl2, dh2); |
| 2800 | } |
| 2801 | |
| 2802 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2803 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2804 | s390_emit_MSFI(UChar *p, UChar r1, UInt i2) |
| 2805 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2806 | vassert(s390_host_has_gie); |
| 2807 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2808 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2809 | s390_disasm(ENC3(MNM, GPR, INT), "msfi", r1, i2); |
| 2810 | |
| 2811 | return emit_RIL(p, 0xc20100000000ULL, r1, i2); |
| 2812 | } |
| 2813 | |
| 2814 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2815 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2816 | s390_emit_MSGFI(UChar *p, UChar r1, UInt i2) |
| 2817 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2818 | vassert(s390_host_has_gie); |
| 2819 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2820 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2821 | s390_disasm(ENC3(MNM, GPR, INT), "msgfi", r1, i2); |
| 2822 | |
| 2823 | return emit_RIL(p, 0xc20000000000ULL, r1, i2); |
| 2824 | } |
| 2825 | |
| 2826 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2827 | static UChar * |
florian | cec3a8a | 2013-02-02 00:16:58 +0000 | [diff] [blame] | 2828 | s390_emit_MVC(UChar *p, UInt l, UChar b1, UShort d1, UChar b2, UShort d2) |
| 2829 | { |
| 2830 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 2831 | s390_disasm(ENC3(MNM, UDLB, UDXB), "mvc", d1, l, b1, d2, 0, b2); |
| 2832 | |
| 2833 | return emit_SSa(p, 0xd20000000000ULL, l, b1, d1, b2, d2); |
| 2834 | } |
| 2835 | |
| 2836 | |
| 2837 | static UChar * |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 2838 | s390_emit_MVI(UChar *p, UChar i2, UChar b1, UShort d1) |
| 2839 | { |
| 2840 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
florian | 0470c5d | 2013-03-03 03:21:57 +0000 | [diff] [blame] | 2841 | s390_disasm(ENC3(MNM, UDXB, INT), "mvi", d1, 0, b1, i2); |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 2842 | |
| 2843 | return emit_SI(p, 0x92000000, i2, b1, d1); |
| 2844 | } |
| 2845 | |
| 2846 | |
| 2847 | static UChar * |
| 2848 | s390_emit_MVHHI(UChar *p, UChar b1, UShort d1, UShort i2) |
| 2849 | { |
florian | 49adf86 | 2014-12-06 20:24:08 +0000 | [diff] [blame] | 2850 | vassert(s390_host_has_gie); |
| 2851 | |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 2852 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
florian | 0470c5d | 2013-03-03 03:21:57 +0000 | [diff] [blame] | 2853 | s390_disasm(ENC3(MNM, UDXB, INT), "mvhhi", d1, 0, b1, i2); |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 2854 | |
| 2855 | return emit_SIL(p, 0xe54400000000ULL, b1, d1, i2); |
| 2856 | } |
| 2857 | |
| 2858 | |
| 2859 | static UChar * |
| 2860 | s390_emit_MVHI(UChar *p, UChar b1, UShort d1, UShort i2) |
| 2861 | { |
florian | 49adf86 | 2014-12-06 20:24:08 +0000 | [diff] [blame] | 2862 | vassert(s390_host_has_gie); |
| 2863 | |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 2864 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
florian | 0470c5d | 2013-03-03 03:21:57 +0000 | [diff] [blame] | 2865 | s390_disasm(ENC3(MNM, UDXB, INT), "mvhi", d1, 0, b1, i2); |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 2866 | |
| 2867 | return emit_SIL(p, 0xe54c00000000ULL, b1, d1, i2); |
| 2868 | } |
| 2869 | |
| 2870 | |
| 2871 | static UChar * |
| 2872 | s390_emit_MVGHI(UChar *p, UChar b1, UShort d1, UShort i2) |
| 2873 | { |
florian | 49adf86 | 2014-12-06 20:24:08 +0000 | [diff] [blame] | 2874 | vassert(s390_host_has_gie); |
| 2875 | |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 2876 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
florian | 0470c5d | 2013-03-03 03:21:57 +0000 | [diff] [blame] | 2877 | s390_disasm(ENC3(MNM, UDXB, INT), "mvghi", d1, 0, b1, i2); |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 2878 | |
| 2879 | return emit_SIL(p, 0xe54800000000ULL, b1, d1, i2); |
| 2880 | } |
| 2881 | |
| 2882 | |
| 2883 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2884 | s390_emit_OR(UChar *p, UChar r1, UChar r2) |
| 2885 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2886 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2887 | s390_disasm(ENC3(MNM, GPR, GPR), "or", r1, r2); |
| 2888 | |
| 2889 | return emit_RR(p, 0x1600, r1, r2); |
| 2890 | } |
| 2891 | |
| 2892 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2893 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2894 | s390_emit_OGR(UChar *p, UChar r1, UChar r2) |
| 2895 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2896 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2897 | s390_disasm(ENC3(MNM, GPR, GPR), "ogr", r1, r2); |
| 2898 | |
| 2899 | return emit_RRE(p, 0xb9810000, r1, r2); |
| 2900 | } |
| 2901 | |
| 2902 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2903 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2904 | s390_emit_O(UChar *p, UChar r1, UChar x2, UChar b2, UShort d2) |
| 2905 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2906 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2907 | s390_disasm(ENC3(MNM, GPR, UDXB), "o", r1, d2, x2, b2); |
| 2908 | |
| 2909 | return emit_RX(p, 0x56000000, r1, x2, b2, d2); |
| 2910 | } |
| 2911 | |
| 2912 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2913 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2914 | s390_emit_OY(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2915 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2916 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2917 | s390_disasm(ENC3(MNM, GPR, SDXB), "oy", r1, dh2, dl2, x2, b2); |
| 2918 | |
| 2919 | return emit_RXY(p, 0xe30000000056ULL, r1, x2, b2, dl2, dh2); |
| 2920 | } |
| 2921 | |
| 2922 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2923 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2924 | s390_emit_OG(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 2925 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2926 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2927 | s390_disasm(ENC3(MNM, GPR, SDXB), "og", r1, dh2, dl2, x2, b2); |
| 2928 | |
| 2929 | return emit_RXY(p, 0xe30000000081ULL, r1, x2, b2, dl2, dh2); |
| 2930 | } |
| 2931 | |
| 2932 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2933 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2934 | s390_emit_OIHF(UChar *p, UChar r1, UInt i2) |
| 2935 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2936 | vassert(s390_host_has_eimm); |
| 2937 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2938 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2939 | s390_disasm(ENC3(MNM, GPR, UINT), "oihf", r1, i2); |
| 2940 | |
| 2941 | return emit_RIL(p, 0xc00c00000000ULL, r1, i2); |
| 2942 | } |
| 2943 | |
| 2944 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2945 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2946 | s390_emit_OILF(UChar *p, UChar r1, UInt i2) |
| 2947 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 2948 | vassert(s390_host_has_eimm); |
| 2949 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2950 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2951 | s390_disasm(ENC3(MNM, GPR, UINT), "oilf", r1, i2); |
| 2952 | |
| 2953 | return emit_RIL(p, 0xc00d00000000ULL, r1, i2); |
| 2954 | } |
| 2955 | |
| 2956 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2957 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2958 | s390_emit_OILL(UChar *p, UChar r1, UShort i2) |
| 2959 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2960 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2961 | s390_disasm(ENC3(MNM, GPR, UINT), "oill", r1, i2); |
| 2962 | |
| 2963 | return emit_RI(p, 0xa50b0000, r1, i2); |
| 2964 | } |
| 2965 | |
| 2966 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2967 | static UChar * |
sewardj | 3c49aaa | 2011-04-05 14:00:37 +0000 | [diff] [blame] | 2968 | s390_emit_SLL(UChar *p, UChar r1, UChar b2, UShort d2) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2969 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2970 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2971 | s390_disasm(ENC3(MNM, GPR, UDXB), "sll", r1, d2, 0, b2); |
| 2972 | |
sewardj | 3c49aaa | 2011-04-05 14:00:37 +0000 | [diff] [blame] | 2973 | return emit_RS(p, 0x89000000, r1, 0, b2, d2); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2974 | } |
| 2975 | |
| 2976 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2977 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2978 | s390_emit_SLLG(UChar *p, UChar r1, UChar r3, UChar b2, UShort dl2, UChar dh2) |
| 2979 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2980 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2981 | s390_disasm(ENC4(MNM, GPR, GPR, SDXB), "sllg", r1, r3, dh2, dl2, 0, b2); |
| 2982 | |
| 2983 | return emit_RSY(p, 0xeb000000000dULL, r1, r3, b2, dl2, dh2); |
| 2984 | } |
| 2985 | |
| 2986 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2987 | static UChar * |
sewardj | 3c49aaa | 2011-04-05 14:00:37 +0000 | [diff] [blame] | 2988 | s390_emit_SRA(UChar *p, UChar r1, UChar b2, UShort d2) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2989 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 2990 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2991 | s390_disasm(ENC3(MNM, GPR, UDXB), "sra", r1, d2, 0, b2); |
| 2992 | |
sewardj | 3c49aaa | 2011-04-05 14:00:37 +0000 | [diff] [blame] | 2993 | return emit_RS(p, 0x8a000000, r1, 0, b2, d2); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2994 | } |
| 2995 | |
| 2996 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 2997 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 2998 | s390_emit_SRAG(UChar *p, UChar r1, UChar r3, UChar b2, UShort dl2, UChar dh2) |
| 2999 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3000 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3001 | s390_disasm(ENC4(MNM, GPR, GPR, SDXB), "srag", r1, r3, dh2, dl2, 0, b2); |
| 3002 | |
| 3003 | return emit_RSY(p, 0xeb000000000aULL, r1, r3, b2, dl2, dh2); |
| 3004 | } |
| 3005 | |
| 3006 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3007 | static UChar * |
sewardj | 3c49aaa | 2011-04-05 14:00:37 +0000 | [diff] [blame] | 3008 | s390_emit_SRL(UChar *p, UChar r1, UChar b2, UShort d2) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3009 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3010 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3011 | s390_disasm(ENC3(MNM, GPR, UDXB), "srl", r1, d2, 0, b2); |
| 3012 | |
sewardj | 3c49aaa | 2011-04-05 14:00:37 +0000 | [diff] [blame] | 3013 | return emit_RS(p, 0x88000000, r1, 0, b2, d2); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3014 | } |
| 3015 | |
| 3016 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3017 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3018 | s390_emit_SRLG(UChar *p, UChar r1, UChar r3, UChar b2, UShort dl2, UChar dh2) |
| 3019 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3020 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3021 | s390_disasm(ENC4(MNM, GPR, GPR, SDXB), "srlg", r1, r3, dh2, dl2, 0, b2); |
| 3022 | |
| 3023 | return emit_RSY(p, 0xeb000000000cULL, r1, r3, b2, dl2, dh2); |
| 3024 | } |
| 3025 | |
| 3026 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3027 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3028 | s390_emit_ST(UChar *p, UChar r1, UChar x2, UChar b2, UShort d2) |
| 3029 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3030 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3031 | s390_disasm(ENC3(MNM, GPR, UDXB), "st", r1, d2, x2, b2); |
| 3032 | |
| 3033 | return emit_RX(p, 0x50000000, r1, x2, b2, d2); |
| 3034 | } |
| 3035 | |
| 3036 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3037 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3038 | s390_emit_STY(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 3039 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3040 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3041 | s390_disasm(ENC3(MNM, GPR, SDXB), "sty", r1, dh2, dl2, x2, b2); |
| 3042 | |
| 3043 | return emit_RXY(p, 0xe30000000050ULL, r1, x2, b2, dl2, dh2); |
| 3044 | } |
| 3045 | |
| 3046 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3047 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3048 | s390_emit_STG(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 3049 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3050 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3051 | s390_disasm(ENC3(MNM, GPR, SDXB), "stg", r1, dh2, dl2, x2, b2); |
| 3052 | |
| 3053 | return emit_RXY(p, 0xe30000000024ULL, r1, x2, b2, dl2, dh2); |
| 3054 | } |
| 3055 | |
| 3056 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3057 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3058 | s390_emit_STC(UChar *p, UChar r1, UChar x2, UChar b2, UShort d2) |
| 3059 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3060 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3061 | s390_disasm(ENC3(MNM, GPR, UDXB), "stc", r1, d2, x2, b2); |
| 3062 | |
| 3063 | return emit_RX(p, 0x42000000, r1, x2, b2, d2); |
| 3064 | } |
| 3065 | |
| 3066 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3067 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3068 | s390_emit_STCY(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 3069 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3070 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3071 | s390_disasm(ENC3(MNM, GPR, SDXB), "stcy", r1, dh2, dl2, x2, b2); |
| 3072 | |
| 3073 | return emit_RXY(p, 0xe30000000072ULL, r1, x2, b2, dl2, dh2); |
| 3074 | } |
| 3075 | |
| 3076 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3077 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3078 | s390_emit_STH(UChar *p, UChar r1, UChar x2, UChar b2, UShort d2) |
| 3079 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3080 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3081 | s390_disasm(ENC3(MNM, GPR, UDXB), "sth", r1, d2, x2, b2); |
| 3082 | |
| 3083 | return emit_RX(p, 0x40000000, r1, x2, b2, d2); |
| 3084 | } |
| 3085 | |
| 3086 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3087 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3088 | s390_emit_STHY(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 3089 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3090 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3091 | s390_disasm(ENC3(MNM, GPR, SDXB), "sthy", r1, dh2, dl2, x2, b2); |
| 3092 | |
| 3093 | return emit_RXY(p, 0xe30000000070ULL, r1, x2, b2, dl2, dh2); |
| 3094 | } |
| 3095 | |
| 3096 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3097 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3098 | s390_emit_SR(UChar *p, UChar r1, UChar r2) |
| 3099 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3100 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3101 | s390_disasm(ENC3(MNM, GPR, GPR), "sr", r1, r2); |
| 3102 | |
| 3103 | return emit_RR(p, 0x1b00, r1, r2); |
| 3104 | } |
| 3105 | |
| 3106 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3107 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3108 | s390_emit_SGR(UChar *p, UChar r1, UChar r2) |
| 3109 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3110 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3111 | s390_disasm(ENC3(MNM, GPR, GPR), "sgr", r1, r2); |
| 3112 | |
| 3113 | return emit_RRE(p, 0xb9090000, r1, r2); |
| 3114 | } |
| 3115 | |
| 3116 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3117 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3118 | s390_emit_S(UChar *p, UChar r1, UChar x2, UChar b2, UShort d2) |
| 3119 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3120 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3121 | s390_disasm(ENC3(MNM, GPR, UDXB), "s", r1, d2, x2, b2); |
| 3122 | |
| 3123 | return emit_RX(p, 0x5b000000, r1, x2, b2, d2); |
| 3124 | } |
| 3125 | |
| 3126 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3127 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3128 | s390_emit_SY(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 3129 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3130 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3131 | s390_disasm(ENC3(MNM, GPR, SDXB), "sy", r1, dh2, dl2, x2, b2); |
| 3132 | |
| 3133 | return emit_RXY(p, 0xe3000000005bULL, r1, x2, b2, dl2, dh2); |
| 3134 | } |
| 3135 | |
| 3136 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3137 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3138 | s390_emit_SG(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 3139 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3140 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3141 | s390_disasm(ENC3(MNM, GPR, SDXB), "sg", r1, dh2, dl2, x2, b2); |
| 3142 | |
| 3143 | return emit_RXY(p, 0xe30000000009ULL, r1, x2, b2, dl2, dh2); |
| 3144 | } |
| 3145 | |
| 3146 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3147 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3148 | s390_emit_SH(UChar *p, UChar r1, UChar x2, UChar b2, UShort d2) |
| 3149 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3150 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3151 | s390_disasm(ENC3(MNM, GPR, UDXB), "sh", r1, d2, x2, b2); |
| 3152 | |
| 3153 | return emit_RX(p, 0x4b000000, r1, x2, b2, d2); |
| 3154 | } |
| 3155 | |
| 3156 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3157 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3158 | s390_emit_SHY(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 3159 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3160 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3161 | s390_disasm(ENC3(MNM, GPR, SDXB), "shy", r1, dh2, dl2, x2, b2); |
| 3162 | |
| 3163 | return emit_RXY(p, 0xe3000000007bULL, r1, x2, b2, dl2, dh2); |
| 3164 | } |
| 3165 | |
| 3166 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3167 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3168 | s390_emit_SLFI(UChar *p, UChar r1, UInt i2) |
| 3169 | { |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 3170 | vassert(s390_host_has_eimm); |
| 3171 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3172 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3173 | s390_disasm(ENC3(MNM, GPR, UINT), "slfi", r1, i2); |
| 3174 | |
| 3175 | return emit_RIL(p, 0xc20500000000ULL, r1, i2); |
| 3176 | } |
| 3177 | |
| 3178 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3179 | static UChar * |
sewardj | b13a92a | 2011-04-13 14:44:29 +0000 | [diff] [blame] | 3180 | s390_emit_SLGFI(UChar *p, UChar r1, UInt i2) |
| 3181 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3182 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | b13a92a | 2011-04-13 14:44:29 +0000 | [diff] [blame] | 3183 | s390_disasm(ENC3(MNM, GPR, UINT), "slgfi", r1, i2); |
| 3184 | |
| 3185 | return emit_RIL(p, 0xc20400000000ULL, r1, i2); |
| 3186 | } |
| 3187 | |
| 3188 | |
| 3189 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3190 | s390_emit_LDR(UChar *p, UChar r1, UChar r2) |
| 3191 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3192 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3193 | s390_disasm(ENC3(MNM, FPR, FPR), "ldr", r1, r2); |
| 3194 | |
| 3195 | return emit_RR(p, 0x2800, r1, r2); |
| 3196 | } |
| 3197 | |
| 3198 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3199 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3200 | s390_emit_LE(UChar *p, UChar r1, UChar x2, UChar b2, UShort d2) |
| 3201 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3202 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3203 | s390_disasm(ENC3(MNM, FPR, UDXB), "le", r1, d2, x2, b2); |
| 3204 | |
| 3205 | return emit_RX(p, 0x78000000, r1, x2, b2, d2); |
| 3206 | } |
| 3207 | |
| 3208 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3209 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3210 | s390_emit_LD(UChar *p, UChar r1, UChar x2, UChar b2, UShort d2) |
| 3211 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3212 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3213 | s390_disasm(ENC3(MNM, FPR, UDXB), "ld", r1, d2, x2, b2); |
| 3214 | |
| 3215 | return emit_RX(p, 0x68000000, r1, x2, b2, d2); |
| 3216 | } |
| 3217 | |
| 3218 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3219 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3220 | s390_emit_LEY(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 3221 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3222 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3223 | s390_disasm(ENC3(MNM, FPR, SDXB), "ley", r1, dh2, dl2, x2, b2); |
| 3224 | |
| 3225 | return emit_RXY(p, 0xed0000000064ULL, r1, x2, b2, dl2, dh2); |
| 3226 | } |
| 3227 | |
| 3228 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3229 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3230 | s390_emit_LDY(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 3231 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3232 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3233 | s390_disasm(ENC3(MNM, FPR, SDXB), "ldy", r1, dh2, dl2, x2, b2); |
| 3234 | |
| 3235 | return emit_RXY(p, 0xed0000000065ULL, r1, x2, b2, dl2, dh2); |
| 3236 | } |
| 3237 | |
| 3238 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3239 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3240 | s390_emit_LFPC(UChar *p, UChar b2, UShort d2) |
| 3241 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3242 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3243 | s390_disasm(ENC2(MNM, UDXB), "lfpc", d2, 0, b2); |
| 3244 | |
| 3245 | return emit_S(p, 0xb29d0000, b2, d2); |
| 3246 | } |
| 3247 | |
| 3248 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3249 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3250 | s390_emit_LDGR(UChar *p, UChar r1, UChar r2) |
| 3251 | { |
sewardj | d07b856 | 2011-04-27 11:58:22 +0000 | [diff] [blame] | 3252 | vassert(s390_host_has_fgx); |
| 3253 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3254 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3255 | s390_disasm(ENC3(MNM, FPR, GPR), "ldgr", r1, r2); |
| 3256 | |
| 3257 | return emit_RRE(p, 0xb3c10000, r1, r2); |
| 3258 | } |
| 3259 | |
| 3260 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3261 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3262 | s390_emit_LGDR(UChar *p, UChar r1, UChar r2) |
| 3263 | { |
sewardj | d07b856 | 2011-04-27 11:58:22 +0000 | [diff] [blame] | 3264 | vassert(s390_host_has_fgx); |
| 3265 | |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3266 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3267 | s390_disasm(ENC3(MNM, GPR, FPR), "lgdr", r1, r2); |
| 3268 | |
| 3269 | return emit_RRE(p, 0xb3cd0000, r1, r2); |
| 3270 | } |
| 3271 | |
| 3272 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3273 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3274 | s390_emit_LZER(UChar *p, UChar r1, UChar r2) |
| 3275 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3276 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3277 | s390_disasm(ENC2(MNM, FPR), "lzer", r1); |
| 3278 | |
| 3279 | return emit_RRE(p, 0xb3740000, r1, r2); |
| 3280 | } |
| 3281 | |
| 3282 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3283 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3284 | s390_emit_LZDR(UChar *p, UChar r1, UChar r2) |
| 3285 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3286 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3287 | s390_disasm(ENC2(MNM, FPR), "lzdr", r1); |
| 3288 | |
| 3289 | return emit_RRE(p, 0xb3750000, r1, r2); |
| 3290 | } |
| 3291 | |
| 3292 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3293 | static UChar * |
florian | 6d8e26e | 2012-09-12 19:52:16 +0000 | [diff] [blame] | 3294 | s390_emit_SFPC(UChar *p, UChar r1) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3295 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3296 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3297 | s390_disasm(ENC2(MNM, GPR), "sfpc", r1); |
| 3298 | |
florian | 6d8e26e | 2012-09-12 19:52:16 +0000 | [diff] [blame] | 3299 | return emit_RRE(p, 0xb3840000, r1, 0); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3300 | } |
| 3301 | |
| 3302 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3303 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3304 | s390_emit_STE(UChar *p, UChar r1, UChar x2, UChar b2, UShort d2) |
| 3305 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3306 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3307 | s390_disasm(ENC3(MNM, FPR, UDXB), "ste", r1, d2, x2, b2); |
| 3308 | |
| 3309 | return emit_RX(p, 0x70000000, r1, x2, b2, d2); |
| 3310 | } |
| 3311 | |
| 3312 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3313 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3314 | s390_emit_STD(UChar *p, UChar r1, UChar x2, UChar b2, UShort d2) |
| 3315 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3316 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3317 | s390_disasm(ENC3(MNM, FPR, UDXB), "std", r1, d2, x2, b2); |
| 3318 | |
| 3319 | return emit_RX(p, 0x60000000, r1, x2, b2, d2); |
| 3320 | } |
| 3321 | |
| 3322 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3323 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3324 | s390_emit_STEY(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 3325 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3326 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3327 | s390_disasm(ENC3(MNM, FPR, SDXB), "stey", r1, dh2, dl2, x2, b2); |
| 3328 | |
| 3329 | return emit_RXY(p, 0xed0000000066ULL, r1, x2, b2, dl2, dh2); |
| 3330 | } |
| 3331 | |
| 3332 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3333 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3334 | s390_emit_STDY(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl2, UChar dh2) |
| 3335 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3336 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3337 | s390_disasm(ENC3(MNM, FPR, SDXB), "stdy", r1, dh2, dl2, x2, b2); |
| 3338 | |
| 3339 | return emit_RXY(p, 0xed0000000067ULL, r1, x2, b2, dl2, dh2); |
| 3340 | } |
| 3341 | |
| 3342 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3343 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3344 | s390_emit_STFPC(UChar *p, UChar b2, UShort d2) |
| 3345 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3346 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3347 | s390_disasm(ENC2(MNM, UDXB), "stfpc", d2, 0, b2); |
| 3348 | |
| 3349 | return emit_S(p, 0xb29c0000, b2, d2); |
| 3350 | } |
| 3351 | |
| 3352 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3353 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3354 | s390_emit_AEBR(UChar *p, UChar r1, UChar r2) |
| 3355 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3356 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3357 | s390_disasm(ENC3(MNM, FPR, FPR), "aebr", r1, r2); |
| 3358 | |
| 3359 | return emit_RRE(p, 0xb30a0000, r1, r2); |
| 3360 | } |
| 3361 | |
| 3362 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3363 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3364 | s390_emit_ADBR(UChar *p, UChar r1, UChar r2) |
| 3365 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3366 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3367 | s390_disasm(ENC3(MNM, FPR, FPR), "adbr", r1, r2); |
| 3368 | |
| 3369 | return emit_RRE(p, 0xb31a0000, r1, r2); |
| 3370 | } |
| 3371 | |
| 3372 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3373 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3374 | s390_emit_AXBR(UChar *p, UChar r1, UChar r2) |
| 3375 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3376 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3377 | s390_disasm(ENC3(MNM, FPR, FPR), "axbr", r1, r2); |
| 3378 | |
| 3379 | return emit_RRE(p, 0xb34a0000, r1, r2); |
| 3380 | } |
| 3381 | |
| 3382 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3383 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3384 | s390_emit_CEBR(UChar *p, UChar r1, UChar r2) |
| 3385 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3386 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3387 | s390_disasm(ENC3(MNM, FPR, FPR), "cebr", r1, r2); |
| 3388 | |
| 3389 | return emit_RRE(p, 0xb3090000, r1, r2); |
| 3390 | } |
| 3391 | |
| 3392 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3393 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3394 | s390_emit_CDBR(UChar *p, UChar r1, UChar r2) |
| 3395 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3396 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3397 | s390_disasm(ENC3(MNM, FPR, FPR), "cdbr", r1, r2); |
| 3398 | |
| 3399 | return emit_RRE(p, 0xb3190000, r1, r2); |
| 3400 | } |
| 3401 | |
| 3402 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3403 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3404 | s390_emit_CXBR(UChar *p, UChar r1, UChar r2) |
| 3405 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3406 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3407 | s390_disasm(ENC3(MNM, FPR, FPR), "cxbr", r1, r2); |
| 3408 | |
| 3409 | return emit_RRE(p, 0xb3490000, r1, r2); |
| 3410 | } |
| 3411 | |
| 3412 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3413 | static UChar * |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3414 | s390_emit_CEFBRA(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3415 | { |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3416 | vassert(m4 == 0); |
| 3417 | vassert(m3 == 0 || s390_host_has_fpext); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3418 | |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3419 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) { |
| 3420 | if (m3 == 0) |
| 3421 | s390_disasm(ENC3(MNM, FPR, GPR), "cefbr", r1, r2); |
| 3422 | else |
| 3423 | s390_disasm(ENC5(MNM, FPR, UINT, GPR, UINT), |
| 3424 | "cefbra", r1, m3, r2, m4); |
| 3425 | } |
| 3426 | |
| 3427 | return emit_RRF2(p, 0xb3940000, m3, m4, r1, r2); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3428 | } |
| 3429 | |
| 3430 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3431 | static UChar * |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3432 | s390_emit_CDFBRA(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3433 | { |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3434 | vassert(m4 == 0); |
| 3435 | vassert(m3 == 0 || s390_host_has_fpext); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3436 | |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3437 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) { |
| 3438 | if (m3 == 0) |
| 3439 | s390_disasm(ENC3(MNM, FPR, GPR), "cdfbr", r1, r2); |
| 3440 | else |
| 3441 | s390_disasm(ENC5(MNM, FPR, UINT, GPR, UINT), |
| 3442 | "cdfbra", r1, m3, r2, m4); |
| 3443 | } |
| 3444 | |
| 3445 | return emit_RRF2(p, 0xb3950000, m3, m4, r1, r2); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3446 | } |
| 3447 | |
| 3448 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3449 | static UChar * |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3450 | s390_emit_CXFBRA(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3451 | { |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3452 | vassert(m4 == 0); |
| 3453 | vassert(m3 == 0 || s390_host_has_fpext); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3454 | |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3455 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) { |
| 3456 | if (m3 == 0) |
| 3457 | s390_disasm(ENC3(MNM, FPR, GPR), "cxfbr", r1, r2); |
| 3458 | else |
| 3459 | s390_disasm(ENC5(MNM, FPR, UINT, GPR, UINT), |
| 3460 | "cxfbra", r1, m3, r2, m4); |
| 3461 | } |
| 3462 | |
| 3463 | return emit_RRF2(p, 0xb3960000, m3, m4, r1, r2); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3464 | } |
| 3465 | |
| 3466 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3467 | static UChar * |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3468 | s390_emit_CEGBRA(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3469 | { |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3470 | vassert(m4 == 0); |
| 3471 | vassert(m3 == 0 || s390_host_has_fpext); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3472 | |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3473 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) { |
| 3474 | if (m3 == 0) |
| 3475 | s390_disasm(ENC3(MNM, FPR, GPR), "cegbr", r1, r2); |
| 3476 | else |
| 3477 | s390_disasm(ENC5(MNM, FPR, UINT, GPR, UINT), |
| 3478 | "cegbra", r1, m3, r2, m4); |
| 3479 | } |
| 3480 | |
| 3481 | return emit_RRF2(p, 0xb3a40000, m3, m4, r1, r2); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3482 | } |
| 3483 | |
| 3484 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3485 | static UChar * |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3486 | s390_emit_CDGBRA(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3487 | { |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3488 | vassert(m4 == 0); |
| 3489 | vassert(m3 == 0 || s390_host_has_fpext); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3490 | |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3491 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) { |
| 3492 | if (m3 == 0) |
| 3493 | s390_disasm(ENC3(MNM, FPR, GPR), "cdgbr", r1, r2); |
| 3494 | else |
| 3495 | s390_disasm(ENC5(MNM, FPR, UINT, GPR, UINT), |
| 3496 | "cdgbra", r1, m3, r2, m4); |
| 3497 | } |
| 3498 | |
| 3499 | return emit_RRF2(p, 0xb3a50000, m3, m4, r1, r2); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3500 | } |
| 3501 | |
| 3502 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3503 | static UChar * |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3504 | s390_emit_CXGBRA(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3505 | { |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3506 | vassert(m4 == 0); |
| 3507 | vassert(m3 == 0 || s390_host_has_fpext); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3508 | |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3509 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) { |
| 3510 | if (m3 == 0) |
| 3511 | s390_disasm(ENC3(MNM, FPR, GPR), "cxgbr", r1, r2); |
| 3512 | else |
| 3513 | s390_disasm(ENC5(MNM, FPR, UINT, GPR, UINT), |
| 3514 | "cxgbra", r1, m3, r2, m4); |
| 3515 | } |
| 3516 | |
| 3517 | return emit_RRF2(p, 0xb3a60000, m3, m4, r1, r2); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3518 | } |
| 3519 | |
| 3520 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3521 | static UChar * |
florian | 1c8f7ff | 2012-09-01 00:12:11 +0000 | [diff] [blame] | 3522 | s390_emit_CELFBR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 3523 | { |
florian | 606dbeb | 2012-09-09 18:12:28 +0000 | [diff] [blame] | 3524 | vassert(m4 == 0); |
| 3525 | vassert(s390_host_has_fpext); |
| 3526 | |
florian | 1c8f7ff | 2012-09-01 00:12:11 +0000 | [diff] [blame] | 3527 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 3528 | s390_disasm(ENC5(MNM, FPR, UINT, GPR, UINT), "celfbr", r1, m3, r2, m4); |
| 3529 | |
| 3530 | return emit_RRF2(p, 0xb3900000, m3, m4, r1, r2); |
| 3531 | } |
| 3532 | |
| 3533 | |
| 3534 | static UChar * |
| 3535 | s390_emit_CDLFBR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 3536 | { |
florian | 606dbeb | 2012-09-09 18:12:28 +0000 | [diff] [blame] | 3537 | vassert(m4 == 0); |
| 3538 | vassert(s390_host_has_fpext); |
| 3539 | |
florian | 1c8f7ff | 2012-09-01 00:12:11 +0000 | [diff] [blame] | 3540 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 3541 | s390_disasm(ENC5(MNM, FPR, UINT, GPR, UINT), "cdlfbr", r1, m3, r2, m4); |
| 3542 | |
| 3543 | return emit_RRF2(p, 0xb3910000, m3, m4, r1, r2); |
| 3544 | } |
| 3545 | |
| 3546 | |
| 3547 | static UChar * |
| 3548 | s390_emit_CXLFBR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 3549 | { |
florian | 606dbeb | 2012-09-09 18:12:28 +0000 | [diff] [blame] | 3550 | vassert(m4 == 0); |
| 3551 | vassert(s390_host_has_fpext); |
| 3552 | |
florian | 1c8f7ff | 2012-09-01 00:12:11 +0000 | [diff] [blame] | 3553 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 3554 | s390_disasm(ENC5(MNM, FPR, UINT, GPR, UINT), "cxlfbr", r1, m3, r2, m4); |
| 3555 | |
| 3556 | return emit_RRF2(p, 0xb3920000, m3, m4, r1, r2); |
| 3557 | } |
| 3558 | |
| 3559 | |
| 3560 | static UChar * |
| 3561 | s390_emit_CELGBR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 3562 | { |
florian | 606dbeb | 2012-09-09 18:12:28 +0000 | [diff] [blame] | 3563 | vassert(m4 == 0); |
| 3564 | vassert(s390_host_has_fpext); |
| 3565 | |
florian | 1c8f7ff | 2012-09-01 00:12:11 +0000 | [diff] [blame] | 3566 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 3567 | s390_disasm(ENC5(MNM, FPR, UINT, GPR, UINT), "celgbr", r1, m3, r2, m4); |
| 3568 | |
| 3569 | return emit_RRF2(p, 0xb3a00000, m3, m4, r1, r2); |
| 3570 | } |
| 3571 | |
| 3572 | |
| 3573 | static UChar * |
| 3574 | s390_emit_CDLGBR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 3575 | { |
florian | 606dbeb | 2012-09-09 18:12:28 +0000 | [diff] [blame] | 3576 | vassert(m4 == 0); |
| 3577 | vassert(s390_host_has_fpext); |
| 3578 | |
florian | 1c8f7ff | 2012-09-01 00:12:11 +0000 | [diff] [blame] | 3579 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 3580 | s390_disasm(ENC5(MNM, FPR, UINT, GPR, UINT), "cdlgbr", r1, m3, r2, m4); |
| 3581 | |
| 3582 | return emit_RRF2(p, 0xb3a10000, m3, m4, r1, r2); |
| 3583 | } |
| 3584 | |
| 3585 | |
| 3586 | static UChar * |
| 3587 | s390_emit_CXLGBR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 3588 | { |
florian | 606dbeb | 2012-09-09 18:12:28 +0000 | [diff] [blame] | 3589 | vassert(m4 == 0); |
| 3590 | vassert(s390_host_has_fpext); |
| 3591 | |
florian | 1c8f7ff | 2012-09-01 00:12:11 +0000 | [diff] [blame] | 3592 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 3593 | s390_disasm(ENC5(MNM, FPR, UINT, GPR, UINT), "cxlgbr", r1, m3, r2, m4); |
| 3594 | |
| 3595 | return emit_RRF2(p, 0xb3a20000, m3, m4, r1, r2); |
| 3596 | } |
| 3597 | |
| 3598 | |
| 3599 | static UChar * |
| 3600 | s390_emit_CLFEBR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 3601 | { |
florian | 606dbeb | 2012-09-09 18:12:28 +0000 | [diff] [blame] | 3602 | vassert(m4 == 0); |
| 3603 | vassert(s390_host_has_fpext); |
| 3604 | |
florian | 1c8f7ff | 2012-09-01 00:12:11 +0000 | [diff] [blame] | 3605 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 3606 | s390_disasm(ENC5(MNM, GPR, UINT, FPR, UINT), "clfebr", r1, m3, r2, m4); |
| 3607 | |
| 3608 | return emit_RRF2(p, 0xb39c0000, m3, m4, r1, r2); |
| 3609 | } |
| 3610 | |
| 3611 | |
| 3612 | static UChar * |
| 3613 | s390_emit_CLFDBR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 3614 | { |
florian | 606dbeb | 2012-09-09 18:12:28 +0000 | [diff] [blame] | 3615 | vassert(m4 == 0); |
| 3616 | vassert(s390_host_has_fpext); |
| 3617 | |
florian | 1c8f7ff | 2012-09-01 00:12:11 +0000 | [diff] [blame] | 3618 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 3619 | s390_disasm(ENC5(MNM, GPR, UINT, FPR, UINT), "clfdbr", r1, m3, r2, m4); |
| 3620 | |
| 3621 | return emit_RRF2(p, 0xb39d0000, m3, m4, r1, r2); |
| 3622 | } |
| 3623 | |
| 3624 | |
| 3625 | static UChar * |
| 3626 | s390_emit_CLFXBR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 3627 | { |
florian | 606dbeb | 2012-09-09 18:12:28 +0000 | [diff] [blame] | 3628 | vassert(m4 == 0); |
| 3629 | vassert(s390_host_has_fpext); |
| 3630 | |
florian | 1c8f7ff | 2012-09-01 00:12:11 +0000 | [diff] [blame] | 3631 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 3632 | s390_disasm(ENC5(MNM, GPR, UINT, FPR, UINT), "clfxbr", r1, m3, r2, m4); |
| 3633 | |
| 3634 | return emit_RRF2(p, 0xb39e0000, m3, m4, r1, r2); |
| 3635 | } |
| 3636 | |
| 3637 | |
| 3638 | static UChar * |
| 3639 | s390_emit_CLGEBR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 3640 | { |
florian | 606dbeb | 2012-09-09 18:12:28 +0000 | [diff] [blame] | 3641 | vassert(m4 == 0); |
| 3642 | vassert(s390_host_has_fpext); |
| 3643 | |
florian | 1c8f7ff | 2012-09-01 00:12:11 +0000 | [diff] [blame] | 3644 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 3645 | s390_disasm(ENC5(MNM, GPR, UINT, FPR, UINT), "clgebr", r1, m3, r2, m4); |
| 3646 | |
| 3647 | return emit_RRF2(p, 0xb3ac0000, m3, m4, r1, r2); |
| 3648 | } |
| 3649 | |
| 3650 | |
| 3651 | static UChar * |
| 3652 | s390_emit_CLGDBR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 3653 | { |
florian | 606dbeb | 2012-09-09 18:12:28 +0000 | [diff] [blame] | 3654 | vassert(m4 == 0); |
| 3655 | vassert(s390_host_has_fpext); |
| 3656 | |
florian | 1c8f7ff | 2012-09-01 00:12:11 +0000 | [diff] [blame] | 3657 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 3658 | s390_disasm(ENC5(MNM, GPR, UINT, FPR, UINT), "clgdbr", r1, m3, r2, m4); |
| 3659 | |
| 3660 | return emit_RRF2(p, 0xb3ad0000, m3, m4, r1, r2); |
| 3661 | } |
| 3662 | |
| 3663 | |
| 3664 | static UChar * |
| 3665 | s390_emit_CLGXBR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 3666 | { |
florian | 606dbeb | 2012-09-09 18:12:28 +0000 | [diff] [blame] | 3667 | vassert(m4 == 0); |
| 3668 | vassert(s390_host_has_fpext); |
| 3669 | |
florian | 1c8f7ff | 2012-09-01 00:12:11 +0000 | [diff] [blame] | 3670 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 3671 | s390_disasm(ENC5(MNM, GPR, UINT, FPR, UINT), "clgxbr", r1, m3, r2, m4); |
| 3672 | |
| 3673 | return emit_RRF2(p, 0xb3ae0000, m3, m4, r1, r2); |
| 3674 | } |
| 3675 | |
| 3676 | |
| 3677 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3678 | s390_emit_CFEBR(UChar *p, UChar r3, UChar r1, UChar r2) |
| 3679 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3680 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3681 | s390_disasm(ENC4(MNM, GPR, UINT, FPR), "cfebr", r1, r3, r2); |
| 3682 | |
| 3683 | return emit_RRF3(p, 0xb3980000, r3, r1, r2); |
| 3684 | } |
| 3685 | |
| 3686 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3687 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3688 | s390_emit_CFDBR(UChar *p, UChar r3, UChar r1, UChar r2) |
| 3689 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3690 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3691 | s390_disasm(ENC4(MNM, GPR, UINT, FPR), "cfdbr", r1, r3, r2); |
| 3692 | |
| 3693 | return emit_RRF3(p, 0xb3990000, r3, r1, r2); |
| 3694 | } |
| 3695 | |
| 3696 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3697 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3698 | s390_emit_CFXBR(UChar *p, UChar r3, UChar r1, UChar r2) |
| 3699 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3700 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3701 | s390_disasm(ENC4(MNM, GPR, UINT, FPR), "cfxbr", r1, r3, r2); |
| 3702 | |
| 3703 | return emit_RRF3(p, 0xb39a0000, r3, r1, r2); |
| 3704 | } |
| 3705 | |
| 3706 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3707 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3708 | s390_emit_CGEBR(UChar *p, UChar r3, UChar r1, UChar r2) |
| 3709 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3710 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3711 | s390_disasm(ENC4(MNM, GPR, UINT, FPR), "cgebr", r1, r3, r2); |
| 3712 | |
| 3713 | return emit_RRF3(p, 0xb3a80000, r3, r1, r2); |
| 3714 | } |
| 3715 | |
| 3716 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3717 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3718 | s390_emit_CGDBR(UChar *p, UChar r3, UChar r1, UChar r2) |
| 3719 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3720 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3721 | s390_disasm(ENC4(MNM, GPR, UINT, FPR), "cgdbr", r1, r3, r2); |
| 3722 | |
| 3723 | return emit_RRF3(p, 0xb3a90000, r3, r1, r2); |
| 3724 | } |
| 3725 | |
| 3726 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3727 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3728 | s390_emit_CGXBR(UChar *p, UChar r3, UChar r1, UChar r2) |
| 3729 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3730 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3731 | s390_disasm(ENC4(MNM, GPR, UINT, FPR), "cgxbr", r1, r3, r2); |
| 3732 | |
| 3733 | return emit_RRF3(p, 0xb3aa0000, r3, r1, r2); |
| 3734 | } |
| 3735 | |
| 3736 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3737 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3738 | s390_emit_DEBR(UChar *p, UChar r1, UChar r2) |
| 3739 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3740 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3741 | s390_disasm(ENC3(MNM, FPR, FPR), "debr", r1, r2); |
| 3742 | |
| 3743 | return emit_RRE(p, 0xb30d0000, r1, r2); |
| 3744 | } |
| 3745 | |
| 3746 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3747 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3748 | s390_emit_DDBR(UChar *p, UChar r1, UChar r2) |
| 3749 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3750 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3751 | s390_disasm(ENC3(MNM, FPR, FPR), "ddbr", r1, r2); |
| 3752 | |
| 3753 | return emit_RRE(p, 0xb31d0000, r1, r2); |
| 3754 | } |
| 3755 | |
| 3756 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3757 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3758 | s390_emit_DXBR(UChar *p, UChar r1, UChar r2) |
| 3759 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3760 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3761 | s390_disasm(ENC3(MNM, FPR, FPR), "dxbr", r1, r2); |
| 3762 | |
| 3763 | return emit_RRE(p, 0xb34d0000, r1, r2); |
| 3764 | } |
| 3765 | |
| 3766 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3767 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3768 | s390_emit_LCEBR(UChar *p, UChar r1, UChar r2) |
| 3769 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3770 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3771 | s390_disasm(ENC3(MNM, FPR, FPR), "lcebr", r1, r2); |
| 3772 | |
| 3773 | return emit_RRE(p, 0xb3030000, r1, r2); |
| 3774 | } |
| 3775 | |
| 3776 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3777 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3778 | s390_emit_LCDBR(UChar *p, UChar r1, UChar r2) |
| 3779 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3780 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3781 | s390_disasm(ENC3(MNM, FPR, FPR), "lcdbr", r1, r2); |
| 3782 | |
| 3783 | return emit_RRE(p, 0xb3130000, r1, r2); |
| 3784 | } |
| 3785 | |
| 3786 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3787 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3788 | s390_emit_LCXBR(UChar *p, UChar r1, UChar r2) |
| 3789 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3790 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3791 | s390_disasm(ENC3(MNM, FPR, FPR), "lcxbr", r1, r2); |
| 3792 | |
| 3793 | return emit_RRE(p, 0xb3430000, r1, r2); |
| 3794 | } |
| 3795 | |
| 3796 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3797 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3798 | s390_emit_LDEBR(UChar *p, UChar r1, UChar r2) |
| 3799 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3800 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3801 | s390_disasm(ENC3(MNM, FPR, FPR), "ldebr", r1, r2); |
| 3802 | |
| 3803 | return emit_RRE(p, 0xb3040000, r1, r2); |
| 3804 | } |
| 3805 | |
| 3806 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3807 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3808 | s390_emit_LXDBR(UChar *p, UChar r1, UChar r2) |
| 3809 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3810 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3811 | s390_disasm(ENC3(MNM, FPR, FPR), "lxdbr", r1, r2); |
| 3812 | |
| 3813 | return emit_RRE(p, 0xb3050000, r1, r2); |
| 3814 | } |
| 3815 | |
| 3816 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3817 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3818 | s390_emit_LXEBR(UChar *p, UChar r1, UChar r2) |
| 3819 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3820 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3821 | s390_disasm(ENC3(MNM, FPR, FPR), "lxebr", r1, r2); |
| 3822 | |
| 3823 | return emit_RRE(p, 0xb3060000, r1, r2); |
| 3824 | } |
| 3825 | |
| 3826 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3827 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3828 | s390_emit_LNEBR(UChar *p, UChar r1, UChar r2) |
| 3829 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3830 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3831 | s390_disasm(ENC3(MNM, FPR, FPR), "lnebr", r1, r2); |
| 3832 | |
| 3833 | return emit_RRE(p, 0xb3010000, r1, r2); |
| 3834 | } |
| 3835 | |
| 3836 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3837 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3838 | s390_emit_LNDBR(UChar *p, UChar r1, UChar r2) |
| 3839 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3840 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3841 | s390_disasm(ENC3(MNM, FPR, FPR), "lndbr", r1, r2); |
| 3842 | |
| 3843 | return emit_RRE(p, 0xb3110000, r1, r2); |
| 3844 | } |
| 3845 | |
| 3846 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3847 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3848 | s390_emit_LNXBR(UChar *p, UChar r1, UChar r2) |
| 3849 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3850 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3851 | s390_disasm(ENC3(MNM, FPR, FPR), "lnxbr", r1, r2); |
| 3852 | |
| 3853 | return emit_RRE(p, 0xb3410000, r1, r2); |
| 3854 | } |
| 3855 | |
| 3856 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3857 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3858 | s390_emit_LPEBR(UChar *p, UChar r1, UChar r2) |
| 3859 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3860 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3861 | s390_disasm(ENC3(MNM, FPR, FPR), "lpebr", r1, r2); |
| 3862 | |
| 3863 | return emit_RRE(p, 0xb3000000, r1, r2); |
| 3864 | } |
| 3865 | |
| 3866 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3867 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3868 | s390_emit_LPDBR(UChar *p, UChar r1, UChar r2) |
| 3869 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3870 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3871 | s390_disasm(ENC3(MNM, FPR, FPR), "lpdbr", r1, r2); |
| 3872 | |
| 3873 | return emit_RRE(p, 0xb3100000, r1, r2); |
| 3874 | } |
| 3875 | |
| 3876 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3877 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3878 | s390_emit_LPXBR(UChar *p, UChar r1, UChar r2) |
| 3879 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3880 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3881 | s390_disasm(ENC3(MNM, FPR, FPR), "lpxbr", r1, r2); |
| 3882 | |
| 3883 | return emit_RRE(p, 0xb3400000, r1, r2); |
| 3884 | } |
| 3885 | |
| 3886 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3887 | static UChar * |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3888 | s390_emit_LEDBRA(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3889 | { |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3890 | vassert(m4 == 0); |
| 3891 | vassert(m3 == 0 || s390_host_has_fpext); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3892 | |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3893 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) { |
| 3894 | if (m3 == 0) |
| 3895 | s390_disasm(ENC3(MNM, FPR, FPR), "ledbr", r1, r2); |
| 3896 | else |
| 3897 | s390_disasm(ENC5(MNM, FPR, UINT, FPR, UINT), |
| 3898 | "ledbra", r1, m3, r2, m4); |
| 3899 | } |
| 3900 | |
| 3901 | return emit_RRF2(p, 0xb3440000, m3, m4, r1, r2); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3902 | } |
| 3903 | |
| 3904 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3905 | static UChar * |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3906 | s390_emit_LDXBRA(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3907 | { |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3908 | vassert(m4 == 0); |
| 3909 | vassert(m3 == 0 || s390_host_has_fpext); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3910 | |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3911 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) { |
| 3912 | if (m3 == 0) |
| 3913 | s390_disasm(ENC3(MNM, FPR, FPR), "ldxbr", r1, r2); |
| 3914 | else |
| 3915 | s390_disasm(ENC5(MNM, FPR, UINT, FPR, UINT), |
| 3916 | "ldxbra", r1, m3, r2, m4); |
| 3917 | } |
| 3918 | |
| 3919 | return emit_RRF2(p, 0xb3450000, m3, m4, r1, r2); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3920 | } |
| 3921 | |
| 3922 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3923 | static UChar * |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3924 | s390_emit_LEXBRA(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3925 | { |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3926 | vassert(m4 == 0); |
| 3927 | vassert(m3 == 0 || s390_host_has_fpext); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3928 | |
florian | 8c3ccaf | 2012-09-09 18:18:25 +0000 | [diff] [blame] | 3929 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) { |
| 3930 | if (m3 == 0) |
| 3931 | s390_disasm(ENC3(MNM, FPR, FPR), "lexbr", r1, r2); |
| 3932 | else |
| 3933 | s390_disasm(ENC5(MNM, FPR, UINT, FPR, UINT), |
| 3934 | "lexbra", r1, m3, r2, m4); |
| 3935 | } |
| 3936 | |
| 3937 | return emit_RRF2(p, 0xb3460000, m3, m4, r1, r2); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3938 | } |
| 3939 | |
| 3940 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 3941 | static UChar * |
florian | 6d0b015 | 2015-07-09 20:59:24 +0000 | [diff] [blame] | 3942 | s390_emit_FIEBRA(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 3943 | { |
| 3944 | vassert(m3 == 0 || s390_host_has_fpext); |
| 3945 | |
| 3946 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) { |
| 3947 | if (m4 == 0) |
| 3948 | s390_disasm(ENC4(MNM, FPR, UINT, FPR), "fiebr", r1, m3, r2); |
| 3949 | else |
| 3950 | s390_disasm(ENC5(MNM, FPR, UINT, FPR, UINT), |
| 3951 | "fiebra", r1, m3, r2, m4); |
| 3952 | } |
| 3953 | |
| 3954 | return emit_RRF2(p, 0xb3570000, m3, m4, r1, r2); |
| 3955 | } |
| 3956 | |
| 3957 | |
| 3958 | static UChar * |
| 3959 | s390_emit_FIDBRA(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 3960 | { |
| 3961 | vassert(m3 == 0 || s390_host_has_fpext); |
| 3962 | |
| 3963 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) { |
| 3964 | if (m4 == 0) |
| 3965 | s390_disasm(ENC4(MNM, FPR, UINT, FPR), "fidbr", r1, m3, r2); |
| 3966 | else |
| 3967 | s390_disasm(ENC5(MNM, FPR, UINT, FPR, UINT), |
| 3968 | "fidbra", r1, m3, r2, m4); |
| 3969 | } |
| 3970 | |
| 3971 | return emit_RRF2(p, 0xb35f0000, m3, m4, r1, r2); |
| 3972 | } |
| 3973 | |
| 3974 | |
| 3975 | static UChar * |
florian | b53f948 | 2015-09-05 20:35:52 +0000 | [diff] [blame] | 3976 | s390_emit_FIXBRA(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 3977 | { |
| 3978 | vassert(m3 == 0 || s390_host_has_fpext); |
| 3979 | |
| 3980 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) { |
| 3981 | if (m4 == 0) |
| 3982 | s390_disasm(ENC4(MNM, FPR, UINT, FPR), "fixbr", r1, m3, r2); |
| 3983 | else |
| 3984 | s390_disasm(ENC5(MNM, FPR, UINT, FPR, UINT), |
| 3985 | "fixbra", r1, m3, r2, m4); |
| 3986 | } |
| 3987 | |
| 3988 | return emit_RRF2(p, 0xb3470000, m3, m4, r1, r2); |
| 3989 | } |
| 3990 | |
| 3991 | |
| 3992 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3993 | s390_emit_MEEBR(UChar *p, UChar r1, UChar r2) |
| 3994 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 3995 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 3996 | s390_disasm(ENC3(MNM, FPR, FPR), "meebr", r1, r2); |
| 3997 | |
| 3998 | return emit_RRE(p, 0xb3170000, r1, r2); |
| 3999 | } |
| 4000 | |
| 4001 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 4002 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4003 | s390_emit_MDBR(UChar *p, UChar r1, UChar r2) |
| 4004 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 4005 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4006 | s390_disasm(ENC3(MNM, FPR, FPR), "mdbr", r1, r2); |
| 4007 | |
| 4008 | return emit_RRE(p, 0xb31c0000, r1, r2); |
| 4009 | } |
| 4010 | |
| 4011 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 4012 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4013 | s390_emit_MXBR(UChar *p, UChar r1, UChar r2) |
| 4014 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 4015 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4016 | s390_disasm(ENC3(MNM, FPR, FPR), "mxbr", r1, r2); |
| 4017 | |
| 4018 | return emit_RRE(p, 0xb34c0000, r1, r2); |
| 4019 | } |
| 4020 | |
| 4021 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 4022 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4023 | s390_emit_MAEBR(UChar *p, UChar r1, UChar r3, UChar r2) |
| 4024 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 4025 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4026 | s390_disasm(ENC4(MNM, FPR, FPR, FPR), "maebr", r1, r3, r2); |
| 4027 | |
| 4028 | return emit_RRF(p, 0xb30e0000, r1, r3, r2); |
| 4029 | } |
| 4030 | |
| 4031 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 4032 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4033 | s390_emit_MADBR(UChar *p, UChar r1, UChar r3, UChar r2) |
| 4034 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 4035 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4036 | s390_disasm(ENC4(MNM, FPR, FPR, FPR), "madbr", r1, r3, r2); |
| 4037 | |
| 4038 | return emit_RRF(p, 0xb31e0000, r1, r3, r2); |
| 4039 | } |
| 4040 | |
| 4041 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 4042 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4043 | s390_emit_MSEBR(UChar *p, UChar r1, UChar r3, UChar r2) |
| 4044 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 4045 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4046 | s390_disasm(ENC4(MNM, FPR, FPR, FPR), "msebr", r1, r3, r2); |
| 4047 | |
| 4048 | return emit_RRF(p, 0xb30f0000, r1, r3, r2); |
| 4049 | } |
| 4050 | |
| 4051 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 4052 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4053 | s390_emit_MSDBR(UChar *p, UChar r1, UChar r3, UChar r2) |
| 4054 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 4055 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4056 | s390_disasm(ENC4(MNM, FPR, FPR, FPR), "msdbr", r1, r3, r2); |
| 4057 | |
| 4058 | return emit_RRF(p, 0xb31f0000, r1, r3, r2); |
| 4059 | } |
| 4060 | |
| 4061 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 4062 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4063 | s390_emit_SQEBR(UChar *p, UChar r1, UChar r2) |
| 4064 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 4065 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4066 | s390_disasm(ENC3(MNM, FPR, FPR), "sqebr", r1, r2); |
| 4067 | |
| 4068 | return emit_RRE(p, 0xb3140000, r1, r2); |
| 4069 | } |
| 4070 | |
| 4071 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 4072 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4073 | s390_emit_SQDBR(UChar *p, UChar r1, UChar r2) |
| 4074 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 4075 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4076 | s390_disasm(ENC3(MNM, FPR, FPR), "sqdbr", r1, r2); |
| 4077 | |
| 4078 | return emit_RRE(p, 0xb3150000, r1, r2); |
| 4079 | } |
| 4080 | |
| 4081 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 4082 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4083 | s390_emit_SQXBR(UChar *p, UChar r1, UChar r2) |
| 4084 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 4085 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4086 | s390_disasm(ENC3(MNM, FPR, FPR), "sqxbr", r1, r2); |
| 4087 | |
| 4088 | return emit_RRE(p, 0xb3160000, r1, r2); |
| 4089 | } |
| 4090 | |
| 4091 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 4092 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4093 | s390_emit_SEBR(UChar *p, UChar r1, UChar r2) |
| 4094 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 4095 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4096 | s390_disasm(ENC3(MNM, FPR, FPR), "sebr", r1, r2); |
| 4097 | |
| 4098 | return emit_RRE(p, 0xb30b0000, r1, r2); |
| 4099 | } |
| 4100 | |
| 4101 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 4102 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4103 | s390_emit_SDBR(UChar *p, UChar r1, UChar r2) |
| 4104 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 4105 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4106 | s390_disasm(ENC3(MNM, FPR, FPR), "sdbr", r1, r2); |
| 4107 | |
| 4108 | return emit_RRE(p, 0xb31b0000, r1, r2); |
| 4109 | } |
| 4110 | |
| 4111 | |
sewardj | 9d31dfd | 2011-03-15 12:36:44 +0000 | [diff] [blame] | 4112 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4113 | s390_emit_SXBR(UChar *p, UChar r1, UChar r2) |
| 4114 | { |
sewardj | 7ee9752 | 2011-05-09 21:45:04 +0000 | [diff] [blame] | 4115 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4116 | s390_disasm(ENC3(MNM, FPR, FPR), "sxbr", r1, r2); |
| 4117 | |
| 4118 | return emit_RRE(p, 0xb34b0000, r1, r2); |
| 4119 | } |
| 4120 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4121 | |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 4122 | static UChar * |
| 4123 | s390_emit_ADTRA(UChar *p, UChar r3, UChar m4, UChar r1, UChar r2) |
| 4124 | { |
| 4125 | vassert(s390_host_has_dfp); |
| 4126 | vassert(m4 == 0 || s390_host_has_fpext); |
| 4127 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) { |
| 4128 | if (m4 == 0) |
| 4129 | s390_disasm(ENC4(MNM, FPR, FPR, FPR), "adtr", r1, r2, r3); |
| 4130 | else |
florian | b3764a9 | 2012-12-20 14:44:42 +0000 | [diff] [blame] | 4131 | s390_disasm(ENC5(MNM, FPR, FPR, FPR, UINT), "adtra", r1, r2, r3, m4); |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 4132 | } |
| 4133 | |
| 4134 | return emit_RRF4(p, 0xb3d20000, r3, m4, r1, r2); |
| 4135 | } |
| 4136 | |
| 4137 | |
| 4138 | static UChar * |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 4139 | s390_emit_AXTRA(UChar *p, UChar r3, UChar m4, UChar r1, UChar r2) |
| 4140 | { |
| 4141 | vassert(s390_host_has_dfp); |
| 4142 | vassert(m4 == 0 || s390_host_has_fpext); |
| 4143 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) { |
| 4144 | if (m4 == 0) |
| 4145 | s390_disasm(ENC4(MNM, FPR, FPR, FPR), "axtr", r1, r2, r3); |
| 4146 | else |
| 4147 | s390_disasm(ENC5(MNM, FPR, FPR, FPR, UINT), "axtra", r1, r2, r3, m4); |
| 4148 | } |
| 4149 | |
| 4150 | return emit_RRF4(p, 0xb3da0000, r3, m4, r1, r2); |
| 4151 | } |
| 4152 | |
| 4153 | |
| 4154 | static UChar * |
| 4155 | s390_emit_CDTR(UChar *p, UChar r1, UChar r2) |
| 4156 | { |
| 4157 | vassert(s390_host_has_dfp); |
| 4158 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4159 | s390_disasm(ENC3(MNM, FPR, FPR), "cdtr", r1, r2); |
| 4160 | |
| 4161 | return emit_RRE(p, 0xb3e40000, r1, r2); |
| 4162 | } |
| 4163 | |
| 4164 | |
| 4165 | static UChar * |
| 4166 | s390_emit_CXTR(UChar *p, UChar r1, UChar r2) |
| 4167 | { |
| 4168 | vassert(s390_host_has_dfp); |
| 4169 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4170 | s390_disasm(ENC3(MNM, FPR, FPR), "cxtr", r1, r2); |
| 4171 | |
| 4172 | return emit_RRE(p, 0xb3ec0000, r1, r2); |
| 4173 | } |
| 4174 | |
| 4175 | |
| 4176 | static UChar * |
florian | a887acd | 2013-02-08 23:32:54 +0000 | [diff] [blame] | 4177 | s390_emit_CDGTRA(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 4178 | { |
| 4179 | vassert(s390_host_has_dfp); |
| 4180 | vassert(m4 == 0); |
| 4181 | vassert(m3 == 0 || s390_host_has_fpext); |
| 4182 | |
| 4183 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) { |
| 4184 | if (m3 == 0) |
| 4185 | s390_disasm(ENC3(MNM, FPR, GPR), "cdgtr", r1, r2); |
| 4186 | else |
| 4187 | s390_disasm(ENC5(MNM, FPR, UINT, GPR, UINT), "cdgtra", r1, m3, r2, m4); |
| 4188 | } |
| 4189 | |
| 4190 | return emit_RRF2(p, 0xb3f10000, m3, m4, r1, r2); |
| 4191 | } |
| 4192 | |
| 4193 | |
| 4194 | static UChar * |
| 4195 | s390_emit_CXGTR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 4196 | { |
| 4197 | vassert(s390_host_has_dfp); |
| 4198 | vassert(m4 == 0); |
| 4199 | /* rounding mode m3 is not considered, as the corresponding |
| 4200 | IRop (Iop_I64StoD128) does not take rounding mode. */ |
| 4201 | vassert(m3 == 0); |
| 4202 | |
florian | 08f65d9 | 2013-02-22 03:40:22 +0000 | [diff] [blame] | 4203 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
florian | a887acd | 2013-02-08 23:32:54 +0000 | [diff] [blame] | 4204 | s390_disasm(ENC3(MNM, FPR, GPR), "cxgtr", r1, r2); |
florian | a887acd | 2013-02-08 23:32:54 +0000 | [diff] [blame] | 4205 | |
| 4206 | return emit_RRF2(p, 0xb3f90000, m3, m4, r1, r2); |
| 4207 | } |
| 4208 | |
| 4209 | |
| 4210 | static UChar * |
florian | 5f03462 | 2013-01-13 02:29:05 +0000 | [diff] [blame] | 4211 | s390_emit_CDFTR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 4212 | { |
| 4213 | vassert(m4 == 0); |
| 4214 | vassert(s390_host_has_dfp); |
| 4215 | vassert(s390_host_has_fpext); |
| 4216 | |
florian | 08f65d9 | 2013-02-22 03:40:22 +0000 | [diff] [blame] | 4217 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
florian | 5f03462 | 2013-01-13 02:29:05 +0000 | [diff] [blame] | 4218 | s390_disasm(ENC5(MNM, FPR, UINT, GPR, UINT), "cdftr", r1, m3, r2, m4); |
florian | 5f03462 | 2013-01-13 02:29:05 +0000 | [diff] [blame] | 4219 | |
| 4220 | return emit_RRF2(p, 0xb9510000, m3, m4, r1, r2); |
| 4221 | } |
| 4222 | |
| 4223 | |
| 4224 | static UChar * |
| 4225 | s390_emit_CXFTR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 4226 | { |
| 4227 | vassert(m4 == 0); |
| 4228 | vassert(s390_host_has_dfp); |
| 4229 | vassert(s390_host_has_fpext); |
| 4230 | |
florian | 08f65d9 | 2013-02-22 03:40:22 +0000 | [diff] [blame] | 4231 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
florian | 5f03462 | 2013-01-13 02:29:05 +0000 | [diff] [blame] | 4232 | s390_disasm(ENC5(MNM, FPR, UINT, GPR, UINT), "cxftr", r1, m3, r2, m4); |
florian | 5f03462 | 2013-01-13 02:29:05 +0000 | [diff] [blame] | 4233 | |
| 4234 | return emit_RRF2(p, 0xb9590000, m3, m4, r1, r2); |
| 4235 | } |
| 4236 | |
| 4237 | |
| 4238 | static UChar * |
| 4239 | s390_emit_CDLFTR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 4240 | { |
| 4241 | vassert(m4 == 0); |
| 4242 | vassert(s390_host_has_dfp); |
| 4243 | vassert(s390_host_has_fpext); |
| 4244 | |
| 4245 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4246 | s390_disasm(ENC5(MNM, FPR, UINT, GPR, UINT), "cdlftr", r1, m3, r2, m4); |
| 4247 | |
| 4248 | return emit_RRF2(p, 0xb9530000, m3, m4, r1, r2); |
| 4249 | } |
| 4250 | |
| 4251 | |
| 4252 | static UChar * |
| 4253 | s390_emit_CXLFTR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 4254 | { |
| 4255 | vassert(m4 == 0); |
| 4256 | vassert(s390_host_has_dfp); |
| 4257 | vassert(s390_host_has_fpext); |
| 4258 | |
| 4259 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4260 | s390_disasm(ENC5(MNM, FPR, UINT, GPR, UINT), "cxlftr", r1, m3, r2, m4); |
| 4261 | |
| 4262 | return emit_RRF2(p, 0xb95b0000, m3, m4, r1, r2); |
| 4263 | } |
| 4264 | |
| 4265 | |
| 4266 | static UChar * |
| 4267 | s390_emit_CDLGTR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 4268 | { |
| 4269 | vassert(m4 == 0); |
| 4270 | vassert(s390_host_has_dfp); |
| 4271 | vassert(s390_host_has_fpext); |
| 4272 | |
| 4273 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4274 | s390_disasm(ENC5(MNM, FPR, UINT, GPR, UINT), "cdlgtr", r1, m3, r2, m4); |
| 4275 | |
| 4276 | return emit_RRF2(p, 0xb9520000, m3, m4, r1, r2); |
| 4277 | } |
| 4278 | |
| 4279 | |
| 4280 | static UChar * |
| 4281 | s390_emit_CXLGTR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 4282 | { |
| 4283 | vassert(m4 == 0); |
| 4284 | vassert(s390_host_has_dfp); |
| 4285 | vassert(s390_host_has_fpext); |
| 4286 | |
| 4287 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4288 | s390_disasm(ENC5(MNM, FPR, UINT, GPR, UINT), "cxlgtr", r1, m3, r2, m4); |
| 4289 | |
| 4290 | return emit_RRF2(p, 0xb95a0000, m3, m4, r1, r2); |
| 4291 | } |
| 4292 | |
| 4293 | |
| 4294 | static UChar * |
florian | 20c6bca | 2012-12-26 17:47:19 +0000 | [diff] [blame] | 4295 | s390_emit_CEDTR(UChar *p, UChar r1, UChar r2) |
| 4296 | { |
| 4297 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4298 | s390_disasm(ENC3(MNM, FPR, FPR), "cedtr", r1, r2); |
| 4299 | |
| 4300 | return emit_RRE(p, 0xb3f40000, r1, r2); |
| 4301 | } |
| 4302 | |
| 4303 | |
| 4304 | static UChar * |
| 4305 | s390_emit_CEXTR(UChar *p, UChar r1, UChar r2) |
| 4306 | { |
| 4307 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4308 | s390_disasm(ENC3(MNM, FPR, FPR), "cextr", r1, r2); |
| 4309 | |
| 4310 | return emit_RRE(p, 0xb3fc0000, r1, r2); |
| 4311 | } |
| 4312 | |
| 4313 | |
| 4314 | static UChar * |
florian | 5f03462 | 2013-01-13 02:29:05 +0000 | [diff] [blame] | 4315 | s390_emit_CFDTR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 4316 | { |
| 4317 | vassert(m4 == 0); |
| 4318 | vassert(s390_host_has_dfp); |
| 4319 | vassert(s390_host_has_fpext); |
| 4320 | |
florian | 08f65d9 | 2013-02-22 03:40:22 +0000 | [diff] [blame] | 4321 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
florian | 5f03462 | 2013-01-13 02:29:05 +0000 | [diff] [blame] | 4322 | s390_disasm(ENC5(MNM, GPR, UINT, FPR, UINT), "cfdtr", r1, m3, r2, m4); |
florian | 5f03462 | 2013-01-13 02:29:05 +0000 | [diff] [blame] | 4323 | |
| 4324 | return emit_RRF2(p, 0xb9410000, m3, m4, r1, r2); |
| 4325 | } |
| 4326 | |
| 4327 | |
| 4328 | static UChar * |
| 4329 | s390_emit_CFXTR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 4330 | { |
| 4331 | vassert(m4 == 0); |
| 4332 | vassert(s390_host_has_dfp); |
| 4333 | vassert(s390_host_has_fpext); |
| 4334 | |
florian | 08f65d9 | 2013-02-22 03:40:22 +0000 | [diff] [blame] | 4335 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
florian | 5f03462 | 2013-01-13 02:29:05 +0000 | [diff] [blame] | 4336 | s390_disasm(ENC5(MNM, GPR, UINT, FPR, UINT), "cfxtr", r1, m3, r2, m4); |
florian | 5f03462 | 2013-01-13 02:29:05 +0000 | [diff] [blame] | 4337 | |
| 4338 | return emit_RRF2(p, 0xb9490000, m3, m4, r1, r2); |
| 4339 | } |
| 4340 | |
| 4341 | |
| 4342 | static UChar * |
florian | a887acd | 2013-02-08 23:32:54 +0000 | [diff] [blame] | 4343 | s390_emit_CGDTR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 4344 | { |
| 4345 | vassert(s390_host_has_dfp); |
| 4346 | vassert(m4 == 0); |
| 4347 | vassert(s390_host_has_fpext || m3 < 1 || m3 > 7); |
| 4348 | |
florian | 08f65d9 | 2013-02-22 03:40:22 +0000 | [diff] [blame] | 4349 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
florian | a887acd | 2013-02-08 23:32:54 +0000 | [diff] [blame] | 4350 | s390_disasm(ENC4(MNM, GPR, UINT, FPR), "cgdtr", r1, m3, r2); |
florian | a887acd | 2013-02-08 23:32:54 +0000 | [diff] [blame] | 4351 | |
| 4352 | return emit_RRF2(p, 0xb3e10000, m3, m4, r1, r2); |
| 4353 | } |
| 4354 | |
| 4355 | |
| 4356 | static UChar * |
| 4357 | s390_emit_CGXTR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 4358 | { |
| 4359 | vassert(s390_host_has_dfp); |
| 4360 | vassert(m4 == 0); |
| 4361 | vassert(s390_host_has_fpext || m3 < 1 || m3 > 7); |
| 4362 | |
florian | 08f65d9 | 2013-02-22 03:40:22 +0000 | [diff] [blame] | 4363 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
florian | a887acd | 2013-02-08 23:32:54 +0000 | [diff] [blame] | 4364 | s390_disasm(ENC4(MNM, GPR, UINT, FPR), "cgxtr", r1, m3, r2); |
florian | a887acd | 2013-02-08 23:32:54 +0000 | [diff] [blame] | 4365 | |
| 4366 | return emit_RRF2(p, 0xb3e90000, m3, m4, r1, r2); |
| 4367 | } |
| 4368 | |
| 4369 | |
| 4370 | static UChar * |
florian | 5f03462 | 2013-01-13 02:29:05 +0000 | [diff] [blame] | 4371 | s390_emit_CLFDTR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 4372 | { |
| 4373 | vassert(m4 == 0); |
| 4374 | vassert(s390_host_has_dfp); |
| 4375 | vassert(s390_host_has_fpext); |
| 4376 | |
| 4377 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4378 | s390_disasm(ENC5(MNM, GPR, UINT, FPR, UINT), "clfdtr", r1, m3, r2, m4); |
| 4379 | |
| 4380 | return emit_RRF2(p, 0xb9430000, m3, m4, r1, r2); |
| 4381 | } |
| 4382 | |
| 4383 | |
| 4384 | static UChar * |
| 4385 | s390_emit_CLFXTR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 4386 | { |
| 4387 | vassert(m4 == 0); |
| 4388 | vassert(s390_host_has_dfp); |
| 4389 | vassert(s390_host_has_fpext); |
| 4390 | |
| 4391 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4392 | s390_disasm(ENC5(MNM, GPR, UINT, FPR, UINT), "clfxtr", r1, m3, r2, m4); |
| 4393 | |
| 4394 | return emit_RRF2(p, 0xb94b0000, m3, m4, r1, r2); |
| 4395 | } |
| 4396 | |
| 4397 | |
| 4398 | static UChar * |
| 4399 | s390_emit_CLGDTR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 4400 | { |
| 4401 | vassert(m4 == 0); |
| 4402 | vassert(s390_host_has_dfp); |
| 4403 | vassert(s390_host_has_fpext); |
| 4404 | |
| 4405 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4406 | s390_disasm(ENC5(MNM, GPR, UINT, FPR, UINT), "clgdtr", r1, m3, r2, m4); |
| 4407 | |
| 4408 | return emit_RRF2(p, 0xb9420000, m3, m4, r1, r2); |
| 4409 | } |
| 4410 | |
| 4411 | |
| 4412 | static UChar * |
| 4413 | s390_emit_CLGXTR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 4414 | { |
| 4415 | vassert(m4 == 0); |
| 4416 | vassert(s390_host_has_dfp); |
| 4417 | vassert(s390_host_has_fpext); |
| 4418 | |
| 4419 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4420 | s390_disasm(ENC5(MNM, GPR, UINT, FPR, UINT), "clgxtr", r1, m3, r2, m4); |
| 4421 | |
| 4422 | return emit_RRF2(p, 0xb94a0000, m3, m4, r1, r2); |
| 4423 | } |
| 4424 | |
| 4425 | |
| 4426 | static UChar * |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 4427 | s390_emit_DDTRA(UChar *p, UChar r3, UChar m4, UChar r1, UChar r2) |
| 4428 | { |
| 4429 | vassert(s390_host_has_dfp); |
| 4430 | vassert(m4 == 0 || s390_host_has_fpext); |
| 4431 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) { |
| 4432 | if (m4 == 0) |
| 4433 | s390_disasm(ENC4(MNM, FPR, FPR, FPR), "ddtr", r1, r2, r3); |
| 4434 | else |
florian | b3764a9 | 2012-12-20 14:44:42 +0000 | [diff] [blame] | 4435 | s390_disasm(ENC5(MNM, FPR, FPR, FPR, UINT), "ddtra", r1, r2, r3, m4); |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 4436 | } |
| 4437 | |
| 4438 | return emit_RRF4(p, 0xb3d10000, r3, m4, r1, r2); |
| 4439 | } |
| 4440 | |
| 4441 | |
| 4442 | static UChar * |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 4443 | s390_emit_DXTRA(UChar *p, UChar r3, UChar m4, UChar r1, UChar r2) |
| 4444 | { |
| 4445 | vassert(s390_host_has_dfp); |
| 4446 | vassert(m4 == 0 || s390_host_has_fpext); |
| 4447 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) { |
| 4448 | if (m4 == 0) |
| 4449 | s390_disasm(ENC4(MNM, FPR, FPR, FPR), "dxtr", r1, r2, r3); |
| 4450 | else |
| 4451 | s390_disasm(ENC5(MNM, FPR, FPR, FPR, UINT), "dxtra", r1, r2, r3, m4); |
| 4452 | } |
| 4453 | |
| 4454 | return emit_RRF4(p, 0xb3d90000, r3, m4, r1, r2); |
| 4455 | } |
| 4456 | |
| 4457 | |
| 4458 | static UChar * |
florian | 5c53973 | 2013-02-14 14:27:12 +0000 | [diff] [blame] | 4459 | s390_emit_EEDTR(UChar *p, UChar r1, UChar r2) |
| 4460 | { |
| 4461 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4462 | s390_disasm(ENC3(MNM, GPR, FPR), "eedtr", r1, r2); |
| 4463 | |
| 4464 | return emit_RRE(p, 0xb3e50000, r1, r2); |
| 4465 | } |
| 4466 | |
| 4467 | |
| 4468 | static UChar * |
| 4469 | s390_emit_EEXTR(UChar *p, UChar r1, UChar r2) |
| 4470 | { |
| 4471 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4472 | s390_disasm(ENC3(MNM, GPR, FPR), "eextr", r1, r2); |
| 4473 | |
| 4474 | return emit_RRE(p, 0xb3ed0000, r1, r2); |
| 4475 | } |
| 4476 | |
| 4477 | |
| 4478 | static UChar * |
florian | ce9e3db | 2012-12-27 20:14:03 +0000 | [diff] [blame] | 4479 | s390_emit_ESDTR(UChar *p, UChar r1, UChar r2) |
| 4480 | { |
| 4481 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4482 | s390_disasm(ENC3(MNM, GPR, FPR), "esdtr", r1, r2); |
| 4483 | |
| 4484 | return emit_RRE(p, 0xb3e70000, r1, r2); |
| 4485 | } |
| 4486 | |
| 4487 | |
| 4488 | static UChar * |
| 4489 | s390_emit_ESXTR(UChar *p, UChar r1, UChar r2) |
| 4490 | { |
| 4491 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4492 | s390_disasm(ENC3(MNM, GPR, FPR), "esxtr", r1, r2); |
| 4493 | |
| 4494 | return emit_RRE(p, 0xb3ef0000, r1, r2); |
| 4495 | } |
| 4496 | |
| 4497 | |
| 4498 | static UChar * |
florian | 5c53973 | 2013-02-14 14:27:12 +0000 | [diff] [blame] | 4499 | s390_emit_IEDTR(UChar *p, UChar r3, UChar r1, UChar r2) |
| 4500 | { |
| 4501 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4502 | s390_disasm(ENC4(MNM, FPR, FPR, GPR), "iedtr", r1, r3, r2); |
| 4503 | |
| 4504 | return emit_RRF(p, 0xb3f60000, r3, r1, r2); |
| 4505 | } |
| 4506 | |
| 4507 | |
| 4508 | static UChar * |
| 4509 | s390_emit_IEXTR(UChar *p, UChar r3, UChar r1, UChar r2) |
| 4510 | { |
| 4511 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4512 | s390_disasm(ENC4(MNM, FPR, FPR, GPR), "iextr", r1, r3, r2); |
| 4513 | |
| 4514 | return emit_RRF(p, 0xb3fe0000, r3, r1, r2); |
| 4515 | } |
| 4516 | |
| 4517 | |
| 4518 | static UChar * |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 4519 | s390_emit_LDETR(UChar *p, UChar m4, UChar r1, UChar r2) |
| 4520 | { |
| 4521 | vassert(s390_host_has_dfp); |
| 4522 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4523 | s390_disasm(ENC4(MNM, FPR, FPR, UINT), "ldetr", r1, r2, m4); |
| 4524 | |
| 4525 | return emit_RRF5(p, 0xb3d40000, m4, r1, r2); |
| 4526 | } |
| 4527 | |
| 4528 | |
| 4529 | static UChar * |
| 4530 | s390_emit_LXDTR(UChar *p, UChar m4, UChar r1, UChar r2) |
| 4531 | { |
| 4532 | vassert(s390_host_has_dfp); |
| 4533 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4534 | s390_disasm(ENC4(MNM, FPR, FPR, UINT), "lxdtr", r1, r2, m4); |
| 4535 | |
| 4536 | return emit_RRF5(p, 0xb3dc0000, m4, r1, r2); |
| 4537 | } |
| 4538 | |
| 4539 | |
| 4540 | static UChar * |
| 4541 | s390_emit_LEDTR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 4542 | { |
| 4543 | vassert(s390_host_has_dfp); |
| 4544 | vassert(m4 == 0); |
florian | 1bb7f6f | 2013-02-11 00:03:27 +0000 | [diff] [blame] | 4545 | vassert(s390_host_has_fpext || m3 < 1 || m3 > 7); |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 4546 | |
florian | 08f65d9 | 2013-02-22 03:40:22 +0000 | [diff] [blame] | 4547 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4548 | s390_disasm(ENC5(MNM, FPR, UINT, FPR, UINT), "ledtr", r1, m3, r2, m4); |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 4549 | |
| 4550 | return emit_RRF2(p, 0xb3d50000, m3, m4, r1, r2); |
| 4551 | } |
| 4552 | |
| 4553 | |
| 4554 | static UChar * |
| 4555 | s390_emit_LDXTR(UChar *p, UChar m3, UChar m4, UChar r1, UChar r2) |
| 4556 | { |
| 4557 | vassert(s390_host_has_dfp); |
| 4558 | vassert(m4 == 0); |
florian | 1bb7f6f | 2013-02-11 00:03:27 +0000 | [diff] [blame] | 4559 | vassert(s390_host_has_fpext || m3 < 1 || m3 > 7); |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 4560 | |
florian | 08f65d9 | 2013-02-22 03:40:22 +0000 | [diff] [blame] | 4561 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4562 | s390_disasm(ENC5(MNM, FPR, UINT, FPR, UINT), "ldxtr", r1, m3, r2, m4); |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 4563 | |
| 4564 | return emit_RRF2(p, 0xb3dd0000, m3, m4, r1, r2); |
| 4565 | } |
| 4566 | |
| 4567 | |
| 4568 | static UChar * |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 4569 | s390_emit_MDTRA(UChar *p, UChar r3, UChar m4, UChar r1, UChar r2) |
| 4570 | { |
| 4571 | vassert(s390_host_has_dfp); |
| 4572 | vassert(m4 == 0 || s390_host_has_fpext); |
| 4573 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) { |
| 4574 | if (m4 == 0) |
| 4575 | s390_disasm(ENC4(MNM, FPR, FPR, FPR), "mdtr", r1, r2, r3); |
| 4576 | else |
florian | b3764a9 | 2012-12-20 14:44:42 +0000 | [diff] [blame] | 4577 | s390_disasm(ENC5(MNM, FPR, FPR, FPR, UINT), "mdtra", r1, r2, r3, m4); |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 4578 | } |
| 4579 | |
| 4580 | return emit_RRF4(p, 0xb3d00000, r3, m4, r1, r2); |
| 4581 | } |
| 4582 | |
| 4583 | |
| 4584 | static UChar * |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 4585 | s390_emit_MXTRA(UChar *p, UChar r3, UChar m4, UChar r1, UChar r2) |
| 4586 | { |
| 4587 | vassert(s390_host_has_dfp); |
| 4588 | vassert(m4 == 0 || s390_host_has_fpext); |
| 4589 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) { |
| 4590 | if (m4 == 0) |
| 4591 | s390_disasm(ENC4(MNM, FPR, FPR, FPR), "mxtr", r1, r2, r3); |
| 4592 | else |
| 4593 | s390_disasm(ENC5(MNM, FPR, FPR, FPR, UINT), "mxtra", r1, r2, r3, m4); |
| 4594 | } |
| 4595 | |
| 4596 | return emit_RRF4(p, 0xb3d80000, r3, m4, r1, r2); |
| 4597 | } |
| 4598 | |
| 4599 | |
| 4600 | static UChar * |
florian | 78d5ef7 | 2013-05-11 15:02:58 +0000 | [diff] [blame] | 4601 | emit_E(UChar *p, UInt op) |
| 4602 | { |
| 4603 | ULong the_insn = op; |
| 4604 | |
| 4605 | return emit_2bytes(p, the_insn); |
| 4606 | } |
| 4607 | |
| 4608 | |
| 4609 | static UChar * |
| 4610 | s390_emit_PFPO(UChar *p) |
| 4611 | { |
| 4612 | vassert(s390_host_has_pfpo); |
| 4613 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) { |
| 4614 | s390_disasm(ENC1(MNM), "pfpo"); |
| 4615 | } |
| 4616 | |
| 4617 | return emit_E(p, 0x010a); |
| 4618 | } |
| 4619 | |
| 4620 | |
| 4621 | static UChar * |
florian | 5c53973 | 2013-02-14 14:27:12 +0000 | [diff] [blame] | 4622 | s390_emit_QADTR(UChar *p, UChar r3, UChar m4, UChar r1, UChar r2) |
| 4623 | { |
| 4624 | vassert(s390_host_has_dfp); |
| 4625 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4626 | s390_disasm(ENC5(MNM, FPR, FPR, FPR, UINT), "qadtr", r1, r3, r2, m4); |
| 4627 | |
| 4628 | return emit_RRF4(p, 0xb3f50000, r3, m4, r1, r2); |
| 4629 | } |
| 4630 | |
| 4631 | |
| 4632 | static UChar * |
| 4633 | s390_emit_QAXTR(UChar *p, UChar r3, UChar m4, UChar r1, UChar r2) |
| 4634 | { |
| 4635 | vassert(s390_host_has_dfp); |
| 4636 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4637 | s390_disasm(ENC5(MNM, FPR, FPR, FPR, UINT), "qaxtr", r1, r3, r2, m4); |
| 4638 | |
| 4639 | return emit_RRF4(p, 0xb3fd0000, r3, m4, r1, r2); |
| 4640 | } |
| 4641 | |
| 4642 | |
| 4643 | static UChar * |
| 4644 | s390_emit_RRDTR(UChar *p, UChar r3, UChar m4, UChar r1, UChar r2) |
| 4645 | { |
| 4646 | vassert(s390_host_has_dfp); |
| 4647 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4648 | s390_disasm(ENC5(MNM, FPR, FPR, GPR, UINT), "rrdtr", r1, r3, r2, m4); |
| 4649 | |
| 4650 | return emit_RRF4(p, 0xb3f70000, r3, m4, r1, r2); |
| 4651 | } |
| 4652 | |
| 4653 | |
| 4654 | static UChar * |
| 4655 | s390_emit_RRXTR(UChar *p, UChar r3, UChar m4, UChar r1, UChar r2) |
| 4656 | { |
| 4657 | vassert(s390_host_has_dfp); |
| 4658 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4659 | s390_disasm(ENC5(MNM, FPR, FPR, GPR, UINT), "rrxtr", r1, r3, r2, m4); |
| 4660 | |
| 4661 | return emit_RRF4(p, 0xb3ff0000, r3, m4, r1, r2); |
| 4662 | } |
| 4663 | |
| 4664 | |
| 4665 | static UChar * |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 4666 | s390_emit_SDTRA(UChar *p, UChar r3, UChar m4, UChar r1, UChar r2) |
| 4667 | { |
| 4668 | vassert(s390_host_has_dfp); |
| 4669 | vassert(m4 == 0 || s390_host_has_fpext); |
| 4670 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) { |
| 4671 | if (m4 == 0) |
| 4672 | s390_disasm(ENC4(MNM, FPR, FPR, FPR), "sdtr", r1, r2, r3); |
| 4673 | else |
florian | b3764a9 | 2012-12-20 14:44:42 +0000 | [diff] [blame] | 4674 | s390_disasm(ENC5(MNM, FPR, FPR, FPR, UINT), "sdtra", r1, r2, r3, m4); |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 4675 | } |
| 4676 | |
| 4677 | return emit_RRF4(p, 0xb3d30000, r3, m4, r1, r2); |
| 4678 | } |
| 4679 | |
florian | 3a3d7f1 | 2012-12-03 13:32:05 +0000 | [diff] [blame] | 4680 | |
| 4681 | static UChar * |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 4682 | s390_emit_SXTRA(UChar *p, UChar r3, UChar m4, UChar r1, UChar r2) |
| 4683 | { |
| 4684 | vassert(s390_host_has_dfp); |
| 4685 | vassert(m4 == 0 || s390_host_has_fpext); |
| 4686 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) { |
| 4687 | if (m4 == 0) |
| 4688 | s390_disasm(ENC4(MNM, FPR, FPR, FPR), "sxtr", r1, r2, r3); |
| 4689 | else |
| 4690 | s390_disasm(ENC5(MNM, FPR, FPR, FPR, UINT), "sxtra", r1, r2, r3, m4); |
| 4691 | } |
| 4692 | |
| 4693 | return emit_RRF4(p, 0xb3db0000, r3, m4, r1, r2); |
| 4694 | } |
| 4695 | |
| 4696 | |
| 4697 | static UChar * |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 4698 | s390_emit_SLDT(UChar *p, UChar r3, UChar r1, UChar r2) |
| 4699 | { |
| 4700 | vassert(s390_host_has_dfp); |
florian | 08f65d9 | 2013-02-22 03:40:22 +0000 | [diff] [blame] | 4701 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 4702 | s390_disasm(ENC4(MNM, FPR, FPR, UDXB), "sldt", r1, r3, 0, 0, r2); |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 4703 | |
sewardj | 6938b9d | 2013-02-11 16:06:03 +0000 | [diff] [blame] | 4704 | return emit_RXF(p, 0xED0000000040ULL, r3, 0, r2, 0, r1); |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 4705 | } |
| 4706 | |
| 4707 | |
| 4708 | static UChar * |
| 4709 | s390_emit_SLXT(UChar *p, UChar r3, UChar r1, UChar r2) |
| 4710 | { |
| 4711 | vassert(s390_host_has_dfp); |
florian | 08f65d9 | 2013-02-22 03:40:22 +0000 | [diff] [blame] | 4712 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 4713 | s390_disasm(ENC4(MNM, FPR, FPR, UDXB), "slxt", r1, r3, 0, 0, r2); |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 4714 | |
sewardj | 6938b9d | 2013-02-11 16:06:03 +0000 | [diff] [blame] | 4715 | return emit_RXF(p, 0xED0000000048ULL, r3, 0, r2, 0, r1); |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 4716 | } |
| 4717 | |
| 4718 | |
| 4719 | static UChar * |
| 4720 | s390_emit_SRDT(UChar *p, UChar r3, UChar r1, UChar r2) |
| 4721 | { |
| 4722 | vassert(s390_host_has_dfp); |
florian | 08f65d9 | 2013-02-22 03:40:22 +0000 | [diff] [blame] | 4723 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 4724 | s390_disasm(ENC4(MNM, FPR, FPR, UDXB), "srdt", r1, r3, 0, 0, r2); |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 4725 | |
sewardj | 6938b9d | 2013-02-11 16:06:03 +0000 | [diff] [blame] | 4726 | return emit_RXF(p, 0xED0000000041ULL, r3, 0, r2, 0, r1); |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 4727 | } |
| 4728 | |
| 4729 | |
| 4730 | static UChar * |
| 4731 | s390_emit_SRXT(UChar *p, UChar r3, UChar r1, UChar r2) |
| 4732 | { |
| 4733 | vassert(s390_host_has_dfp); |
florian | 08f65d9 | 2013-02-22 03:40:22 +0000 | [diff] [blame] | 4734 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 4735 | s390_disasm(ENC4(MNM, FPR, FPR, UDXB), "srxt", r1, r3, 0, 0, r2); |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 4736 | |
sewardj | 6938b9d | 2013-02-11 16:06:03 +0000 | [diff] [blame] | 4737 | return emit_RXF(p, 0xED0000000049ULL, r3, 0, r2, 0, r1); |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 4738 | } |
| 4739 | |
| 4740 | |
| 4741 | static UChar * |
florian | 3a3d7f1 | 2012-12-03 13:32:05 +0000 | [diff] [blame] | 4742 | s390_emit_LOCGR(UChar *p, UChar m3, UChar r1, UChar r2) |
| 4743 | { |
florian | aec8e05 | 2012-12-09 17:26:32 +0000 | [diff] [blame] | 4744 | vassert(s390_host_has_lsc); |
florian | 08f65d9 | 2013-02-22 03:40:22 +0000 | [diff] [blame] | 4745 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
florian | 3a3d7f1 | 2012-12-03 13:32:05 +0000 | [diff] [blame] | 4746 | s390_disasm(ENC4(MNM, GPR, GPR, UINT), "locgr", r1, r2, m3); |
florian | 3a3d7f1 | 2012-12-03 13:32:05 +0000 | [diff] [blame] | 4747 | |
| 4748 | return emit_RRF3(p, 0xb9e20000, m3, r1, r2); |
| 4749 | } |
| 4750 | |
| 4751 | |
| 4752 | static UChar * |
| 4753 | s390_emit_LOC(UChar *p, UChar r1, UChar m3, UChar b2, UShort dl2, UChar dh2) |
| 4754 | { |
florian | 3a3d7f1 | 2012-12-03 13:32:05 +0000 | [diff] [blame] | 4755 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4756 | s390_disasm(ENC4(MNM, GPR, UINT, SDXB), "loc", r1, m3, dh2, dl2, 0, b2); |
| 4757 | |
| 4758 | return emit_RSY(p, 0xeb00000000f2ULL, r1, m3, b2, dl2, dh2); |
| 4759 | } |
| 4760 | |
| 4761 | |
| 4762 | static UChar * |
| 4763 | s390_emit_LOCG(UChar *p, UChar r1, UChar m3, UChar b2, UShort dl2, UChar dh2) |
| 4764 | { |
florian | 3a3d7f1 | 2012-12-03 13:32:05 +0000 | [diff] [blame] | 4765 | if (UNLIKELY(vex_traceflags & VEX_TRACE_ASM)) |
| 4766 | s390_disasm(ENC4(MNM, GPR, UINT, SDXB), "locg", r1, m3, dh2, dl2, 0, b2); |
| 4767 | |
| 4768 | return emit_RSY(p, 0xeb00000000e2ULL, r1, m3, b2, dl2, dh2); |
| 4769 | } |
| 4770 | |
| 4771 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4772 | /* Provide a symbolic name for register "R0" */ |
| 4773 | #define R0 0 |
| 4774 | |
| 4775 | /* Split up a 20-bit displacement into its high and low piece |
| 4776 | suitable for passing as function arguments */ |
sewardj | cd2b025 | 2011-05-09 20:35:41 +0000 | [diff] [blame] | 4777 | #define DISP20(d) (((UInt)d) & 0xFFF), ((((UInt)d) >> 12) & 0xFF) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4778 | |
| 4779 | /*---------------------------------------------------------------*/ |
| 4780 | /*--- Helper functions ---*/ |
| 4781 | /*---------------------------------------------------------------*/ |
| 4782 | |
| 4783 | static __inline__ Bool |
| 4784 | uint_fits_signed_16bit(UInt val) |
| 4785 | { |
florian | 8cf6637 | 2015-02-09 23:21:07 +0000 | [diff] [blame] | 4786 | UInt v = val & 0xFFFFu; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4787 | |
| 4788 | /* sign extend */ |
florian | 8cf6637 | 2015-02-09 23:21:07 +0000 | [diff] [blame] | 4789 | v = (Int)(v << 16) >> 16; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4790 | |
florian | 8cf6637 | 2015-02-09 23:21:07 +0000 | [diff] [blame] | 4791 | return val == v; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4792 | } |
| 4793 | |
| 4794 | |
| 4795 | static __inline__ Bool |
| 4796 | ulong_fits_signed_16bit(ULong val) |
| 4797 | { |
florian | 8cf6637 | 2015-02-09 23:21:07 +0000 | [diff] [blame] | 4798 | ULong v = val & 0xFFFFu; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4799 | |
| 4800 | /* sign extend */ |
florian | 8cf6637 | 2015-02-09 23:21:07 +0000 | [diff] [blame] | 4801 | v = (Long)(v << 48) >> 48; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4802 | |
florian | 8cf6637 | 2015-02-09 23:21:07 +0000 | [diff] [blame] | 4803 | return val == v; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4804 | } |
| 4805 | |
| 4806 | |
| 4807 | static __inline__ Bool |
| 4808 | ulong_fits_signed_32bit(ULong val) |
| 4809 | { |
florian | 8cf6637 | 2015-02-09 23:21:07 +0000 | [diff] [blame] | 4810 | ULong v = val & 0xFFFFFFFFu; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4811 | |
| 4812 | /* sign extend */ |
florian | 8cf6637 | 2015-02-09 23:21:07 +0000 | [diff] [blame] | 4813 | v = (Long)(v << 32) >> 32; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4814 | |
florian | 8cf6637 | 2015-02-09 23:21:07 +0000 | [diff] [blame] | 4815 | return val == v; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4816 | } |
| 4817 | |
| 4818 | |
| 4819 | static __inline__ Bool |
| 4820 | ulong_fits_unsigned_32bit(ULong val) |
| 4821 | { |
| 4822 | return (val & 0xFFFFFFFFu) == val; |
| 4823 | } |
| 4824 | |
| 4825 | |
| 4826 | /* Load a 64-bit immediate VAL into register REG. */ |
| 4827 | static UChar * |
| 4828 | s390_emit_load_64imm(UChar *p, UChar reg, ULong val) |
| 4829 | { |
| 4830 | if (ulong_fits_signed_16bit(val)) { |
| 4831 | return s390_emit_LGHI(p, reg, val); |
| 4832 | } |
| 4833 | |
| 4834 | if (s390_host_has_eimm) { |
| 4835 | if (ulong_fits_unsigned_32bit(val)) { |
| 4836 | return s390_emit_LLILF(p, reg, val); |
| 4837 | } |
| 4838 | if (ulong_fits_signed_32bit(val)) { |
| 4839 | /* LGFI's sign extension will recreate the correct 64-bit value */ |
| 4840 | return s390_emit_LGFI(p, reg, val); |
| 4841 | } |
| 4842 | /* Do it in two steps: upper half [0:31] and lower half [32:63] */ |
| 4843 | p = s390_emit_IIHF(p, reg, val >> 32); |
| 4844 | return s390_emit_IILF(p, reg, val & 0xFFFFFFFF); |
| 4845 | } |
| 4846 | |
| 4847 | /* Fall back */ |
| 4848 | if (ulong_fits_unsigned_32bit(val)) { |
| 4849 | p = s390_emit_LLILH(p, reg, (val >> 16) & 0xFFFF); /* sets val[32:47] |
| 4850 | val[0:31] = 0 */ |
| 4851 | p = s390_emit_IILL(p, reg, val & 0xFFFF); /* sets val[48:63] */ |
| 4852 | return p; |
| 4853 | } |
| 4854 | |
| 4855 | p = s390_emit_IIHH(p, reg, (val >> 48) & 0xFFFF); |
| 4856 | p = s390_emit_IIHL(p, reg, (val >> 32) & 0xFFFF); |
| 4857 | p = s390_emit_IILH(p, reg, (val >> 16) & 0xFFFF); |
| 4858 | p = s390_emit_IILL(p, reg, val & 0xFFFF); |
| 4859 | |
| 4860 | return p; |
| 4861 | } |
| 4862 | |
| 4863 | /* Load a 32-bit immediate VAL into register REG. */ |
| 4864 | static UChar * |
| 4865 | s390_emit_load_32imm(UChar *p, UChar reg, UInt val) |
| 4866 | { |
| 4867 | if (uint_fits_signed_16bit(val)) { |
| 4868 | /* LHI's sign extension will recreate the correct 32-bit value */ |
| 4869 | return s390_emit_LHI(p, reg, val); |
| 4870 | } |
| 4871 | if (s390_host_has_eimm) { |
| 4872 | return s390_emit_IILF(p, reg, val); |
| 4873 | } |
| 4874 | /* val[0:15] --> (val >> 16) & 0xFFFF |
| 4875 | val[16:31] --> val & 0xFFFF */ |
| 4876 | p = s390_emit_IILH(p, reg, (val >> 16) & 0xFFFF); |
| 4877 | return s390_emit_IILL(p, reg, val & 0xFFFF); |
| 4878 | } |
| 4879 | |
| 4880 | /*------------------------------------------------------------*/ |
| 4881 | /*--- Wrapper functions ---*/ |
| 4882 | /*------------------------------------------------------------*/ |
| 4883 | |
sewardj | eae8db5 | 2011-03-24 09:01:50 +0000 | [diff] [blame] | 4884 | /* r1[32:63],r1+1[32:63] = r1+1[32:63] * memory[op2addr][0:31] */ |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4885 | static UChar * |
| 4886 | s390_emit_MFYw(UChar *p, UChar r1, UChar x, UChar b, UShort dl, UChar dh) |
| 4887 | { |
| 4888 | if (s390_host_has_gie) { |
| 4889 | return s390_emit_MFY(p, r1, x, b, dl, dh); |
| 4890 | } |
| 4891 | |
| 4892 | /* Load from memory into R0, then MULTIPLY with R1 */ |
| 4893 | p = s390_emit_LY(p, R0, x, b, dl, dh); |
| 4894 | return s390_emit_MR(p, r1, R0); |
| 4895 | } |
| 4896 | |
sewardj | eae8db5 | 2011-03-24 09:01:50 +0000 | [diff] [blame] | 4897 | /* r1[32:63] = r1[32:63] * memory[op2addr][0:15] */ |
| 4898 | static UChar * |
| 4899 | s390_emit_MHYw(UChar *p, UChar r1, UChar x, UChar b, UShort dl, UChar dh) |
| 4900 | { |
| 4901 | if (s390_host_has_gie) { |
| 4902 | return s390_emit_MHY(p, r1, x, b, dl, dh); |
| 4903 | } |
| 4904 | |
| 4905 | /* Load from memory into R0, then MULTIPLY with R1 */ |
| 4906 | p = s390_emit_LHY(p, R0, x, b, dl, dh); |
| 4907 | return s390_emit_MSR(p, r1, R0); |
| 4908 | } |
| 4909 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4910 | /* r1[32:63] = r1[32:63] * i2 */ |
| 4911 | static UChar * |
| 4912 | s390_emit_MSFIw(UChar *p, UChar r1, UInt i2) |
| 4913 | { |
| 4914 | if (s390_host_has_gie) { |
| 4915 | return s390_emit_MSFI(p, r1, i2); |
| 4916 | } |
| 4917 | |
| 4918 | /* Load I2 into R0; then MULTIPLY R0 with R1 */ |
| 4919 | p = s390_emit_load_32imm(p, R0, i2); |
| 4920 | return s390_emit_MSR(p, r1, R0); |
| 4921 | } |
| 4922 | |
| 4923 | |
| 4924 | /* r1[32:63] = r1[32:63] & i2 */ |
| 4925 | static UChar * |
| 4926 | s390_emit_NILFw(UChar *p, UChar r1, UInt i2) |
| 4927 | { |
| 4928 | if (s390_host_has_eimm) { |
| 4929 | return s390_emit_NILF(p, r1, i2); |
| 4930 | } |
| 4931 | |
| 4932 | /* Load I2 into R0; then AND R0 with R1 */ |
| 4933 | p = s390_emit_load_32imm(p, R0, i2); |
| 4934 | return s390_emit_NR(p, r1, R0); |
| 4935 | } |
| 4936 | |
| 4937 | |
| 4938 | /* r1[32:63] = r1[32:63] | i2 */ |
| 4939 | static UChar * |
| 4940 | s390_emit_OILFw(UChar *p, UChar r1, UInt i2) |
| 4941 | { |
| 4942 | if (s390_host_has_eimm) { |
| 4943 | return s390_emit_OILF(p, r1, i2); |
| 4944 | } |
| 4945 | |
| 4946 | /* Load I2 into R0; then AND R0 with R1 */ |
| 4947 | p = s390_emit_load_32imm(p, R0, i2); |
| 4948 | return s390_emit_OR(p, r1, R0); |
| 4949 | } |
| 4950 | |
| 4951 | |
| 4952 | /* r1[32:63] = r1[32:63] ^ i2 */ |
| 4953 | static UChar * |
| 4954 | s390_emit_XILFw(UChar *p, UChar r1, UInt i2) |
| 4955 | { |
| 4956 | if (s390_host_has_eimm) { |
| 4957 | return s390_emit_XILF(p, r1, i2); |
| 4958 | } |
| 4959 | |
| 4960 | /* Load I2 into R0; then AND R0 with R1 */ |
| 4961 | p = s390_emit_load_32imm(p, R0, i2); |
| 4962 | return s390_emit_XR(p, r1, R0); |
| 4963 | } |
| 4964 | |
| 4965 | |
| 4966 | /* r1[32:63] = sign_extend(r2[56:63]) */ |
| 4967 | static UChar * |
| 4968 | s390_emit_LBRw(UChar *p, UChar r1, UChar r2) |
| 4969 | { |
| 4970 | if (s390_host_has_eimm) { |
| 4971 | return s390_emit_LBR(p, r1, r2); |
| 4972 | } |
| 4973 | |
| 4974 | p = s390_emit_LR(p, r1, r2); /* r1 = r2 */ |
sewardj | 3c49aaa | 2011-04-05 14:00:37 +0000 | [diff] [blame] | 4975 | p = s390_emit_SLL(p, r1, R0, 24); /* r1 = r1 << 24 */ |
| 4976 | return s390_emit_SRA(p, r1, R0, 24); /* r1 = r1 >>a 24 */ |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 4977 | } |
| 4978 | |
| 4979 | |
| 4980 | /* r1[0:63] = sign_extend(r2[56:63]) */ |
| 4981 | static UChar * |
| 4982 | s390_emit_LGBRw(UChar *p, UChar r1, UChar r2) |
| 4983 | { |
| 4984 | if (s390_host_has_eimm) { |
| 4985 | return s390_emit_LGBR(p, r1, r2); |
| 4986 | } |
| 4987 | |
| 4988 | p = s390_emit_LR(p, r1, r2); /* r1 = r2 */ |
| 4989 | p = s390_emit_SLLG(p, r1, r1, R0, DISP20(56)); /* r1 = r1 << 56 */ |
| 4990 | return s390_emit_SRAG(p, r1, r1, R0, DISP20(56)); /* r1 = r1 >>a 56 */ |
| 4991 | } |
| 4992 | |
| 4993 | |
| 4994 | /* r1[32:63] = sign_extend(r2[48:63]) */ |
| 4995 | static UChar * |
| 4996 | s390_emit_LHRw(UChar *p, UChar r1, UChar r2) |
| 4997 | { |
| 4998 | if (s390_host_has_eimm) { |
| 4999 | return s390_emit_LHR(p, r1, r2); |
| 5000 | } |
| 5001 | |
| 5002 | p = s390_emit_LR(p, r1, r2); /* r1 = r2 */ |
sewardj | 3c49aaa | 2011-04-05 14:00:37 +0000 | [diff] [blame] | 5003 | p = s390_emit_SLL(p, r1, R0, 16); /* r1 = r1 << 16 */ |
| 5004 | return s390_emit_SRA(p, r1, R0, 16); /* r1 = r1 >>a 16 */ |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5005 | } |
| 5006 | |
| 5007 | |
| 5008 | /* r1[0:63] = sign_extend(r2[48:63]) */ |
| 5009 | static UChar * |
| 5010 | s390_emit_LGHRw(UChar *p, UChar r1, UChar r2) |
| 5011 | { |
| 5012 | if (s390_host_has_eimm) { |
| 5013 | return s390_emit_LGHR(p, r1, r2); |
| 5014 | } |
| 5015 | |
| 5016 | p = s390_emit_LR(p, r1, r2); /* r1 = r2 */ |
| 5017 | p = s390_emit_SLLG(p, r1, r1, R0, DISP20(48)); /* r1 = r1 << 48 */ |
| 5018 | return s390_emit_SRAG(p, r1, r1, R0, DISP20(48)); /* r1 = r1 >>a 48 */ |
| 5019 | } |
| 5020 | |
| 5021 | |
| 5022 | /* r1[0:63] = sign_extend(i2) */ |
| 5023 | static UChar * |
| 5024 | s390_emit_LGFIw(UChar *p, UChar r1, UInt i2) |
| 5025 | { |
| 5026 | if (s390_host_has_eimm) { |
| 5027 | return s390_emit_LGFI(p, r1, i2); |
| 5028 | } |
| 5029 | |
| 5030 | p = s390_emit_load_32imm(p, R0, i2); |
| 5031 | return s390_emit_LGFR(p, r1, R0); |
| 5032 | } |
| 5033 | |
| 5034 | |
| 5035 | /* r1[32:63] = zero_extend($r2[56:63]) */ |
| 5036 | static UChar * |
| 5037 | s390_emit_LLCRw(UChar *p, UChar r1, UChar r2) |
| 5038 | { |
| 5039 | if (s390_host_has_eimm) { |
| 5040 | return s390_emit_LLCR(p, r1, r2); |
| 5041 | } |
| 5042 | |
| 5043 | p = s390_emit_LR(p, r1, r2); |
| 5044 | p = s390_emit_LHI(p, R0, 0xFF); |
| 5045 | return s390_emit_NR(p, r1, R0); |
| 5046 | } |
| 5047 | |
| 5048 | |
| 5049 | /* r1[0:63] = zero_extend($r2[56:63]) */ |
| 5050 | static UChar * |
| 5051 | s390_emit_LLGCRw(UChar *p, UChar r1, UChar r2) |
| 5052 | { |
| 5053 | if (s390_host_has_eimm) { |
| 5054 | return s390_emit_LLGCR(p, r1, r2); |
| 5055 | } |
| 5056 | |
| 5057 | p = s390_emit_LR(p, r1, r2); |
| 5058 | p = s390_emit_LLILL(p, R0, 0xFF); |
| 5059 | return s390_emit_NGR(p, r1, R0); |
| 5060 | } |
| 5061 | |
| 5062 | |
| 5063 | /* r1[32:63] = zero_extend(r2[48:63]) */ |
| 5064 | static UChar * |
| 5065 | s390_emit_LLHRw(UChar *p, UChar r1, UChar r2) |
| 5066 | { |
| 5067 | if (s390_host_has_eimm) { |
| 5068 | return s390_emit_LLHR(p, r1, r2); |
| 5069 | } |
| 5070 | |
| 5071 | p = s390_emit_LR(p, r1, r2); |
| 5072 | p = s390_emit_LLILL(p, R0, 0xFFFF); |
| 5073 | return s390_emit_NR(p, r1, R0); |
| 5074 | } |
| 5075 | |
| 5076 | |
| 5077 | /* r1[0:63] = zero_extend(r2[48:63]) */ |
| 5078 | static UChar * |
| 5079 | s390_emit_LLGHRw(UChar *p, UChar r1, UChar r2) |
| 5080 | { |
| 5081 | if (s390_host_has_eimm) { |
| 5082 | return s390_emit_LLGHR(p, r1, r2); |
| 5083 | } |
| 5084 | |
| 5085 | p = s390_emit_LR(p, r1, r2); |
| 5086 | p = s390_emit_LLILL(p, R0, 0xFFFF); |
| 5087 | return s390_emit_NGR(p, r1, R0); |
| 5088 | } |
| 5089 | |
| 5090 | |
| 5091 | /* r1[32:63] = zero_extend(mem[op2addr][0:7]) */ |
| 5092 | static UChar * |
| 5093 | s390_emit_LLCw(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl, UChar dh) |
| 5094 | { |
| 5095 | if (s390_host_has_eimm) { |
| 5096 | return s390_emit_LLC(p, r1, x2, b2, dl, dh); |
| 5097 | } |
| 5098 | |
| 5099 | if (dh == 0) { |
| 5100 | p = s390_emit_IC(p, r1, x2, b2, dl); |
| 5101 | } else { |
| 5102 | p = s390_emit_ICY(p, r1, x2, b2, dl, dh); |
| 5103 | } |
| 5104 | p = s390_emit_LLILL(p, R0, 0xFF); |
| 5105 | return s390_emit_NR(p, r1, R0); |
| 5106 | } |
| 5107 | |
| 5108 | |
| 5109 | /* r1[32:63] = zero_extend(mem[op2addr][0:15]) */ |
| 5110 | static UChar * |
| 5111 | s390_emit_LLHw(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl, UChar dh) |
| 5112 | { |
| 5113 | if (s390_host_has_eimm) { |
| 5114 | return s390_emit_LLH(p, r1, x2, b2, dl, dh); |
| 5115 | } |
| 5116 | |
| 5117 | p = s390_emit_LLGH(p, r1, x2, b2, dl, dh); |
| 5118 | p = s390_emit_LLILL(p, R0, 0xFFFF); |
| 5119 | return s390_emit_NR(p, r1, R0); |
| 5120 | } |
| 5121 | |
| 5122 | |
| 5123 | /* r1[0:63] = zero_extend(i2) */ |
| 5124 | static UChar * |
| 5125 | s390_emit_LLILFw(UChar *p, UChar r1, UInt i2) |
| 5126 | { |
| 5127 | if (s390_host_has_eimm) { |
| 5128 | return s390_emit_LLILF(p, r1, i2); |
| 5129 | } |
| 5130 | |
| 5131 | p = s390_emit_LLILH(p, r1, (i2 >> 16) & 0xFFFF); /* i2[0:15] */ |
| 5132 | return s390_emit_OILL(p, r1, i2 & 0xFFFF); |
| 5133 | } |
| 5134 | |
| 5135 | |
| 5136 | /* r1[32:63] = r1[32:63] + i2 */ |
| 5137 | static UChar * |
| 5138 | s390_emit_AFIw(UChar *p, UChar r1, UInt i2) |
| 5139 | { |
| 5140 | if (s390_host_has_eimm) { |
| 5141 | return s390_emit_AFI(p, r1, i2); |
| 5142 | } |
| 5143 | /* Load 32 bit immediate to R0 then add */ |
| 5144 | p = s390_emit_load_32imm(p, R0, i2); |
| 5145 | return s390_emit_AR(p, r1, R0); |
| 5146 | } |
| 5147 | |
| 5148 | |
| 5149 | /* r1[32:63] = r1[32:63] - i2 */ |
| 5150 | static UChar * |
| 5151 | s390_emit_SLFIw(UChar *p, UChar r1, UInt i2) |
| 5152 | { |
| 5153 | if (s390_host_has_eimm) { |
| 5154 | return s390_emit_SLFI(p, r1, i2); |
| 5155 | } |
| 5156 | |
| 5157 | /* Load 32 bit immediate to R0 then subtract */ |
| 5158 | p = s390_emit_load_32imm(p, R0, i2); |
| 5159 | return s390_emit_SR(p, r1, R0); |
| 5160 | } |
| 5161 | |
| 5162 | |
sewardj | b13a92a | 2011-04-13 14:44:29 +0000 | [diff] [blame] | 5163 | /* r1[0:63] = r1[0:63] - zero_extend(i2) */ |
| 5164 | static UChar * |
| 5165 | s390_emit_SLGFIw(UChar *p, UChar r1, UInt i2) |
| 5166 | { |
| 5167 | if (s390_host_has_eimm) { |
| 5168 | return s390_emit_SLGFI(p, r1, i2); |
| 5169 | } |
| 5170 | |
| 5171 | /* Load zero-extended 32 bit immediate to R0 then subtract */ |
| 5172 | p = s390_emit_load_64imm(p, R0, i2); |
| 5173 | return s390_emit_SGR(p, r1, R0); |
| 5174 | } |
| 5175 | |
| 5176 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5177 | static UChar * |
| 5178 | s390_emit_LTw(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl, UChar dh) |
| 5179 | { |
| 5180 | if (s390_host_has_eimm) { |
| 5181 | return s390_emit_LT(p, r1, x2, b2, dl, dh); |
| 5182 | } |
| 5183 | /* Load 32 bit from memory to R0 then compare */ |
| 5184 | if (dh == 0) { |
| 5185 | p = s390_emit_L(p, R0, x2, b2, dl); |
| 5186 | } else { |
| 5187 | p = s390_emit_LY(p, R0, x2, b2, dl, dh); |
| 5188 | } |
| 5189 | return s390_emit_LTR(p, r1, R0); |
| 5190 | } |
| 5191 | |
| 5192 | |
| 5193 | static UChar * |
| 5194 | s390_emit_LTGw(UChar *p, UChar r1, UChar x2, UChar b2, UShort dl, UChar dh) |
| 5195 | { |
| 5196 | if (s390_host_has_eimm) { |
| 5197 | return s390_emit_LTG(p, r1, x2, b2, dl, dh); |
| 5198 | } |
| 5199 | /* Load 64 bit from memory to R0 then compare */ |
| 5200 | p = s390_emit_LG(p, R0, x2, b2, dl, dh); |
| 5201 | return s390_emit_LTGR(p, r1, R0); |
| 5202 | } |
| 5203 | |
| 5204 | |
| 5205 | static UChar * |
| 5206 | s390_emit_CFIw(UChar *p, UChar r1, UInt i2) |
| 5207 | { |
| 5208 | if (s390_host_has_eimm) { |
| 5209 | return s390_emit_CFI(p, r1, i2); |
| 5210 | } |
| 5211 | /* Load 32 bit immediate to R0 then compare */ |
| 5212 | p = s390_emit_load_32imm(p, R0, i2); |
| 5213 | return s390_emit_CR(p, r1, R0); |
| 5214 | } |
| 5215 | |
| 5216 | |
| 5217 | static UChar * |
| 5218 | s390_emit_CLFIw(UChar *p, UChar r1, UInt i2) |
| 5219 | { |
| 5220 | if (s390_host_has_eimm) { |
| 5221 | return s390_emit_CLFI(p, r1, i2); |
| 5222 | } |
| 5223 | /* Load 32 bit immediate to R0 then compare */ |
| 5224 | p = s390_emit_load_32imm(p, R0, i2); |
| 5225 | return s390_emit_CLR(p, r1, R0); |
| 5226 | } |
| 5227 | |
sewardj | d07b856 | 2011-04-27 11:58:22 +0000 | [diff] [blame] | 5228 | |
| 5229 | static UChar * |
| 5230 | s390_emit_LGDRw(UChar *p, UChar r1, UChar r2) |
| 5231 | { |
| 5232 | if (s390_host_has_fgx) { |
| 5233 | return s390_emit_LGDR(p, r1, r2); |
| 5234 | } |
| 5235 | |
| 5236 | /* Store the FPR at memory[sp - 8]. This is safe because SP grows towards |
| 5237 | smaller addresses and is 8-byte aligned. Then load the GPR from that |
| 5238 | memory location/ */ |
florian | dc6e747 | 2014-12-08 14:01:33 +0000 | [diff] [blame] | 5239 | p = s390_emit_STDY(p, r2, R0, S390_REGNO_STACK_POINTER, DISP20(-8)); |
| 5240 | return s390_emit_LG(p, r1, R0, S390_REGNO_STACK_POINTER, DISP20(-8)); |
sewardj | d07b856 | 2011-04-27 11:58:22 +0000 | [diff] [blame] | 5241 | } |
| 5242 | |
| 5243 | |
| 5244 | static UChar * |
| 5245 | s390_emit_LDGRw(UChar *p, UChar r1, UChar r2) |
| 5246 | { |
| 5247 | if (s390_host_has_fgx) { |
| 5248 | return s390_emit_LDGR(p, r1, r2); |
| 5249 | } |
| 5250 | |
| 5251 | /* Store the GPR at memory[sp - 8]. This is safe because SP grows towards |
| 5252 | smaller addresses and is 8-byte aligned. Then load the FPR from that |
| 5253 | memory location/ */ |
florian | dc6e747 | 2014-12-08 14:01:33 +0000 | [diff] [blame] | 5254 | p = s390_emit_STG(p, r2, R0, S390_REGNO_STACK_POINTER, DISP20(-8)); |
| 5255 | return s390_emit_LDY(p, r1, R0, S390_REGNO_STACK_POINTER, DISP20(-8)); |
sewardj | d07b856 | 2011-04-27 11:58:22 +0000 | [diff] [blame] | 5256 | } |
| 5257 | |
| 5258 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5259 | /*---------------------------------------------------------------*/ |
| 5260 | /*--- Constructors for the various s390_insn kinds ---*/ |
| 5261 | /*---------------------------------------------------------------*/ |
| 5262 | |
| 5263 | s390_insn * |
| 5264 | s390_insn_load(UChar size, HReg dst, s390_amode *src) |
| 5265 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5266 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5267 | |
| 5268 | insn->tag = S390_INSN_LOAD; |
| 5269 | insn->size = size; |
| 5270 | insn->variant.load.src = src; |
| 5271 | insn->variant.load.dst = dst; |
| 5272 | |
| 5273 | vassert(size == 1 || size == 2 || size == 4 || size == 8); |
| 5274 | |
| 5275 | return insn; |
| 5276 | } |
| 5277 | |
| 5278 | |
| 5279 | s390_insn * |
| 5280 | s390_insn_store(UChar size, s390_amode *dst, HReg src) |
| 5281 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5282 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5283 | |
| 5284 | insn->tag = S390_INSN_STORE; |
| 5285 | insn->size = size; |
| 5286 | insn->variant.store.src = src; |
| 5287 | insn->variant.store.dst = dst; |
| 5288 | |
| 5289 | vassert(size == 1 || size == 2 || size == 4 || size == 8); |
| 5290 | |
| 5291 | return insn; |
| 5292 | } |
| 5293 | |
| 5294 | |
| 5295 | s390_insn * |
| 5296 | s390_insn_move(UChar size, HReg dst, HReg src) |
| 5297 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5298 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5299 | |
| 5300 | insn->tag = S390_INSN_MOVE; |
| 5301 | insn->size = size; |
| 5302 | insn->variant.move.src = src; |
| 5303 | insn->variant.move.dst = dst; |
| 5304 | |
| 5305 | vassert(size == 1 || size == 2 || size == 4 || size == 8); |
| 5306 | |
| 5307 | return insn; |
| 5308 | } |
| 5309 | |
| 5310 | |
| 5311 | s390_insn * |
florian | cec3a8a | 2013-02-02 00:16:58 +0000 | [diff] [blame] | 5312 | s390_insn_memcpy(UChar size, s390_amode *dst, s390_amode *src) |
| 5313 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5314 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
florian | cec3a8a | 2013-02-02 00:16:58 +0000 | [diff] [blame] | 5315 | |
| 5316 | /* This insn will be mapped to MVC which requires base register |
| 5317 | plus 12-bit displacement */ |
| 5318 | vassert(src->tag == S390_AMODE_B12); |
| 5319 | vassert(dst->tag == S390_AMODE_B12); |
| 5320 | |
| 5321 | insn->tag = S390_INSN_MEMCPY; |
| 5322 | insn->size = size; |
| 5323 | insn->variant.memcpy.src = src; |
| 5324 | insn->variant.memcpy.dst = dst; |
| 5325 | |
| 5326 | vassert(size == 1 || size == 2 || size == 4 || size == 8); |
| 5327 | |
| 5328 | return insn; |
| 5329 | } |
| 5330 | |
| 5331 | |
| 5332 | s390_insn * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5333 | s390_insn_cond_move(UChar size, s390_cc_t cond, HReg dst, s390_opnd_RMI src) |
| 5334 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5335 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5336 | |
| 5337 | insn->tag = S390_INSN_COND_MOVE; |
| 5338 | insn->size = size; |
| 5339 | insn->variant.cond_move.cond = cond; |
| 5340 | insn->variant.cond_move.src = src; |
| 5341 | insn->variant.cond_move.dst = dst; |
| 5342 | |
| 5343 | vassert(size == 1 || size == 2 || size == 4 || size == 8); |
| 5344 | |
| 5345 | return insn; |
| 5346 | } |
| 5347 | |
| 5348 | |
| 5349 | s390_insn * |
| 5350 | s390_insn_load_immediate(UChar size, HReg dst, ULong value) |
| 5351 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5352 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5353 | |
| 5354 | insn->tag = S390_INSN_LOAD_IMMEDIATE; |
| 5355 | insn->size = size; |
| 5356 | insn->variant.load_immediate.dst = dst; |
| 5357 | insn->variant.load_immediate.value = value; |
| 5358 | |
| 5359 | return insn; |
| 5360 | } |
| 5361 | |
| 5362 | |
| 5363 | s390_insn * |
| 5364 | s390_insn_alu(UChar size, s390_alu_t tag, HReg dst, s390_opnd_RMI op2) |
| 5365 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5366 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5367 | |
| 5368 | insn->tag = S390_INSN_ALU; |
| 5369 | insn->size = size; |
| 5370 | insn->variant.alu.tag = tag; |
| 5371 | insn->variant.alu.dst = dst; |
| 5372 | insn->variant.alu.op2 = op2; |
| 5373 | |
| 5374 | return insn; |
| 5375 | } |
| 5376 | |
| 5377 | |
| 5378 | s390_insn * |
| 5379 | s390_insn_mul(UChar size, HReg dst_hi, HReg dst_lo, s390_opnd_RMI op2, |
| 5380 | Bool signed_multiply) |
| 5381 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5382 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5383 | |
| 5384 | vassert(! hregIsVirtual(dst_hi)); |
| 5385 | vassert(! hregIsVirtual(dst_lo)); |
| 5386 | |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 5387 | insn->tag = signed_multiply ? S390_INSN_SMUL : S390_INSN_UMUL; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5388 | insn->size = size; |
| 5389 | insn->variant.mul.dst_hi = dst_hi; |
| 5390 | insn->variant.mul.dst_lo = dst_lo; |
| 5391 | insn->variant.mul.op2 = op2; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5392 | |
| 5393 | return insn; |
| 5394 | } |
| 5395 | |
| 5396 | |
| 5397 | s390_insn * |
| 5398 | s390_insn_div(UChar size, HReg op1_hi, HReg op1_lo, s390_opnd_RMI op2, |
| 5399 | Bool signed_divide) |
| 5400 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5401 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5402 | |
| 5403 | vassert(size == 4 || size == 8); |
| 5404 | vassert(! hregIsVirtual(op1_hi)); |
| 5405 | vassert(! hregIsVirtual(op1_lo)); |
| 5406 | |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 5407 | insn->tag = signed_divide ? S390_INSN_SDIV : S390_INSN_UDIV; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5408 | insn->size = size; |
| 5409 | insn->variant.div.op1_hi = op1_hi; |
| 5410 | insn->variant.div.op1_lo = op1_lo; |
| 5411 | insn->variant.div.op2 = op2; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5412 | |
| 5413 | return insn; |
| 5414 | } |
| 5415 | |
| 5416 | |
| 5417 | s390_insn * |
| 5418 | s390_insn_divs(UChar size, HReg rem, HReg op1, s390_opnd_RMI op2) |
| 5419 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5420 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5421 | |
| 5422 | vassert(size == 8); |
| 5423 | vassert(! hregIsVirtual(op1)); |
| 5424 | vassert(! hregIsVirtual(rem)); |
| 5425 | |
| 5426 | insn->tag = S390_INSN_DIVS; |
| 5427 | insn->size = size; |
| 5428 | insn->variant.divs.rem = rem; /* remainder */ |
| 5429 | insn->variant.divs.op1 = op1; /* also quotient */ |
| 5430 | insn->variant.divs.op2 = op2; |
| 5431 | |
| 5432 | return insn; |
| 5433 | } |
| 5434 | |
| 5435 | |
| 5436 | s390_insn * |
sewardj | 611b06e | 2011-03-24 08:57:29 +0000 | [diff] [blame] | 5437 | s390_insn_clz(UChar size, HReg num_bits, HReg clobber, s390_opnd_RMI src) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5438 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5439 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5440 | |
| 5441 | vassert(size == 8); |
sewardj | 611b06e | 2011-03-24 08:57:29 +0000 | [diff] [blame] | 5442 | vassert(! hregIsVirtual(num_bits)); |
| 5443 | vassert(! hregIsVirtual(clobber)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5444 | |
sewardj | 611b06e | 2011-03-24 08:57:29 +0000 | [diff] [blame] | 5445 | insn->tag = S390_INSN_CLZ; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5446 | insn->size = size; |
sewardj | 611b06e | 2011-03-24 08:57:29 +0000 | [diff] [blame] | 5447 | insn->variant.clz.num_bits = num_bits; |
| 5448 | insn->variant.clz.clobber = clobber; |
| 5449 | insn->variant.clz.src = src; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5450 | |
| 5451 | return insn; |
| 5452 | } |
| 5453 | |
| 5454 | |
| 5455 | s390_insn * |
| 5456 | s390_insn_unop(UChar size, s390_unop_t tag, HReg dst, s390_opnd_RMI opnd) |
| 5457 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5458 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5459 | |
| 5460 | insn->tag = S390_INSN_UNOP; |
| 5461 | insn->size = size; |
| 5462 | insn->variant.unop.tag = tag; |
| 5463 | insn->variant.unop.dst = dst; |
| 5464 | insn->variant.unop.src = opnd; |
| 5465 | |
| 5466 | return insn; |
| 5467 | } |
| 5468 | |
| 5469 | |
| 5470 | s390_insn * |
| 5471 | s390_insn_test(UChar size, s390_opnd_RMI src) |
| 5472 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5473 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5474 | |
| 5475 | vassert(size == 4 || size == 8); |
| 5476 | |
| 5477 | insn->tag = S390_INSN_TEST; |
| 5478 | insn->size = size; |
| 5479 | insn->variant.test.src = src; |
| 5480 | |
| 5481 | return insn; |
| 5482 | } |
| 5483 | |
| 5484 | |
| 5485 | s390_insn * |
| 5486 | s390_insn_cc2bool(HReg dst, s390_cc_t cond) |
| 5487 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5488 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5489 | |
| 5490 | insn->tag = S390_INSN_CC2BOOL; |
| 5491 | insn->size = 0; /* does not matter */ |
| 5492 | insn->variant.cc2bool.cond = cond; |
| 5493 | insn->variant.cc2bool.dst = dst; |
| 5494 | |
| 5495 | return insn; |
| 5496 | } |
| 5497 | |
| 5498 | |
| 5499 | s390_insn * |
| 5500 | s390_insn_cas(UChar size, HReg op1, s390_amode *op2, HReg op3, HReg old_mem) |
| 5501 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5502 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5503 | |
| 5504 | vassert(size == 4 || size == 8); |
florian | 3123f72 | 2013-01-24 15:55:52 +0000 | [diff] [blame] | 5505 | vassert(hregNumber(op2->x) == 0); |
florian | 406ac94 | 2014-11-22 20:10:21 +0000 | [diff] [blame] | 5506 | vassert(op2->tag == S390_AMODE_B12 || op2->tag == S390_AMODE_B20); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5507 | |
| 5508 | insn->tag = S390_INSN_CAS; |
| 5509 | insn->size = size; |
| 5510 | insn->variant.cas.op1 = op1; |
| 5511 | insn->variant.cas.op2 = op2; |
| 5512 | insn->variant.cas.op3 = op3; |
| 5513 | insn->variant.cas.old_mem = old_mem; |
| 5514 | |
| 5515 | return insn; |
| 5516 | } |
| 5517 | |
| 5518 | |
| 5519 | s390_insn * |
florian | 448cbba | 2012-06-06 02:26:01 +0000 | [diff] [blame] | 5520 | s390_insn_cdas(UChar size, HReg op1_high, HReg op1_low, s390_amode *op2, |
| 5521 | HReg op3_high, HReg op3_low, HReg old_mem_high, HReg old_mem_low, |
| 5522 | HReg scratch) |
| 5523 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5524 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
| 5525 | s390_cdas *cdas = LibVEX_Alloc_inline(sizeof(s390_cdas)); |
florian | 448cbba | 2012-06-06 02:26:01 +0000 | [diff] [blame] | 5526 | |
| 5527 | vassert(size == 4 || size == 8); |
florian | 3123f72 | 2013-01-24 15:55:52 +0000 | [diff] [blame] | 5528 | vassert(hregNumber(op2->x) == 0); |
florian | 448cbba | 2012-06-06 02:26:01 +0000 | [diff] [blame] | 5529 | vassert(hregNumber(scratch) == 1); /* r0,r1 used as scratch reg pair */ |
florian | 406ac94 | 2014-11-22 20:10:21 +0000 | [diff] [blame] | 5530 | vassert(op2->tag == S390_AMODE_B12 || op2->tag == S390_AMODE_B20); |
florian | 448cbba | 2012-06-06 02:26:01 +0000 | [diff] [blame] | 5531 | |
| 5532 | insn->tag = S390_INSN_CDAS; |
| 5533 | insn->size = size; |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 5534 | insn->variant.cdas.details = cdas; |
| 5535 | |
| 5536 | cdas->op1_high = op1_high; |
| 5537 | cdas->op1_low = op1_low; |
| 5538 | cdas->op2 = op2; |
| 5539 | cdas->op3_high = op3_high; |
| 5540 | cdas->op3_low = op3_low; |
| 5541 | cdas->old_mem_high = old_mem_high; |
| 5542 | cdas->old_mem_low = old_mem_low; |
| 5543 | cdas->scratch = scratch; |
florian | 448cbba | 2012-06-06 02:26:01 +0000 | [diff] [blame] | 5544 | |
| 5545 | return insn; |
| 5546 | } |
| 5547 | |
| 5548 | |
| 5549 | s390_insn * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5550 | s390_insn_compare(UChar size, HReg src1, s390_opnd_RMI src2, |
| 5551 | Bool signed_comparison) |
| 5552 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5553 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5554 | |
| 5555 | vassert(size == 4 || size == 8); |
| 5556 | |
| 5557 | insn->tag = S390_INSN_COMPARE; |
| 5558 | insn->size = size; |
| 5559 | insn->variant.compare.src1 = src1; |
| 5560 | insn->variant.compare.src2 = src2; |
| 5561 | insn->variant.compare.signed_comparison = signed_comparison; |
| 5562 | |
| 5563 | return insn; |
| 5564 | } |
| 5565 | |
| 5566 | |
| 5567 | s390_insn * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5568 | s390_insn_helper_call(s390_cc_t cond, Addr64 target, UInt num_args, |
sewardj | 74142b8 | 2013-08-08 10:28:59 +0000 | [diff] [blame] | 5569 | const HChar *name, RetLoc rloc) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5570 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5571 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
| 5572 | s390_helper_call *helper_call = LibVEX_Alloc_inline(sizeof(s390_helper_call)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5573 | |
| 5574 | insn->tag = S390_INSN_HELPER_CALL; |
| 5575 | insn->size = 0; /* does not matter */ |
sewardj | 74142b8 | 2013-08-08 10:28:59 +0000 | [diff] [blame] | 5576 | insn->variant.helper_call.details = helper_call; |
| 5577 | |
| 5578 | helper_call->cond = cond; |
| 5579 | helper_call->target = target; |
| 5580 | helper_call->num_args = num_args; |
| 5581 | helper_call->name = name; |
| 5582 | helper_call->rloc = rloc; |
| 5583 | |
| 5584 | vassert(is_sane_RetLoc(rloc)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5585 | |
| 5586 | return insn; |
| 5587 | } |
| 5588 | |
| 5589 | |
| 5590 | s390_insn * |
| 5591 | s390_insn_bfp_triop(UChar size, s390_bfp_triop_t tag, HReg dst, HReg op2, |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 5592 | HReg op3) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5593 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5594 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5595 | |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 5596 | vassert(size == 4 || size == 8); |
| 5597 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5598 | insn->tag = S390_INSN_BFP_TRIOP; |
| 5599 | insn->size = size; |
| 5600 | insn->variant.bfp_triop.tag = tag; |
| 5601 | insn->variant.bfp_triop.dst = dst; |
| 5602 | insn->variant.bfp_triop.op2 = op2; |
| 5603 | insn->variant.bfp_triop.op3 = op3; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5604 | |
| 5605 | return insn; |
| 5606 | } |
| 5607 | |
| 5608 | |
| 5609 | s390_insn * |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 5610 | s390_insn_bfp_binop(UChar size, s390_bfp_binop_t tag, HReg dst, HReg op2) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5611 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5612 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5613 | |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 5614 | vassert(size == 4 || size == 8); |
| 5615 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5616 | insn->tag = S390_INSN_BFP_BINOP; |
| 5617 | insn->size = size; |
| 5618 | insn->variant.bfp_binop.tag = tag; |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 5619 | insn->variant.bfp_binop.dst_hi = dst; |
| 5620 | insn->variant.bfp_binop.op2_hi = op2; |
| 5621 | insn->variant.bfp_binop.dst_lo = INVALID_HREG; |
| 5622 | insn->variant.bfp_binop.op2_lo = INVALID_HREG; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5623 | |
| 5624 | return insn; |
| 5625 | } |
| 5626 | |
| 5627 | |
| 5628 | s390_insn * |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 5629 | s390_insn_bfp_unop(UChar size, s390_bfp_unop_t tag, HReg dst, HReg op) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5630 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5631 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5632 | |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 5633 | vassert(size == 4 || size == 8); |
| 5634 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5635 | insn->tag = S390_INSN_BFP_UNOP; |
| 5636 | insn->size = size; |
| 5637 | insn->variant.bfp_unop.tag = tag; |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 5638 | insn->variant.bfp_unop.dst_hi = dst; |
| 5639 | insn->variant.bfp_unop.op_hi = op; |
| 5640 | insn->variant.bfp_unop.dst_lo = INVALID_HREG; |
| 5641 | insn->variant.bfp_unop.op_lo = INVALID_HREG; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5642 | |
| 5643 | return insn; |
| 5644 | } |
| 5645 | |
| 5646 | |
| 5647 | s390_insn * |
| 5648 | s390_insn_bfp_compare(UChar size, HReg dst, HReg op1, HReg op2) |
| 5649 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5650 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5651 | |
| 5652 | vassert(size == 4 || size == 8); |
| 5653 | |
| 5654 | insn->tag = S390_INSN_BFP_COMPARE; |
| 5655 | insn->size = size; |
| 5656 | insn->variant.bfp_compare.dst = dst; |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 5657 | insn->variant.bfp_compare.op1_hi = op1; |
| 5658 | insn->variant.bfp_compare.op2_hi = op2; |
| 5659 | insn->variant.bfp_compare.op1_lo = INVALID_HREG; |
| 5660 | insn->variant.bfp_compare.op2_lo = INVALID_HREG; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5661 | |
| 5662 | return insn; |
| 5663 | } |
| 5664 | |
| 5665 | |
| 5666 | s390_insn * |
florian | 6dc9024 | 2012-12-21 21:43:00 +0000 | [diff] [blame] | 5667 | s390_insn_bfp_convert(UChar size, s390_bfp_conv_t tag, HReg dst, HReg op, |
florian | 125e20d | 2012-10-07 15:42:37 +0000 | [diff] [blame] | 5668 | s390_bfp_round_t rounding_mode) |
florian | 9fcff4c | 2012-09-10 03:09:04 +0000 | [diff] [blame] | 5669 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5670 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
florian | 9fcff4c | 2012-09-10 03:09:04 +0000 | [diff] [blame] | 5671 | |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 5672 | vassert(size == 4 || size == 8); |
| 5673 | |
florian | 9fcff4c | 2012-09-10 03:09:04 +0000 | [diff] [blame] | 5674 | insn->tag = S390_INSN_BFP_CONVERT; |
| 5675 | insn->size = size; |
| 5676 | insn->variant.bfp_convert.tag = tag; |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 5677 | insn->variant.bfp_convert.dst_hi = dst; |
| 5678 | insn->variant.bfp_convert.op_hi = op; |
| 5679 | insn->variant.bfp_convert.dst_lo = INVALID_HREG; |
| 5680 | insn->variant.bfp_convert.op_lo = INVALID_HREG; |
florian | 9fcff4c | 2012-09-10 03:09:04 +0000 | [diff] [blame] | 5681 | insn->variant.bfp_convert.rounding_mode = rounding_mode; |
| 5682 | |
| 5683 | return insn; |
| 5684 | } |
| 5685 | |
| 5686 | |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 5687 | /* Check validity of a register pair for 128-bit FP. Valid register |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 5688 | pairs are (0,2), (1,3), (4, 6), (5, 7), (8, 10), (9, 11), (12, 14), |
| 5689 | and (13, 15). */ |
| 5690 | static Bool |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 5691 | is_valid_fp128_regpair(HReg hi, HReg lo) |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 5692 | { |
| 5693 | UInt hi_regno = hregNumber(hi); |
| 5694 | UInt lo_regno = hregNumber(lo); |
| 5695 | |
| 5696 | if (lo_regno != hi_regno + 2) return False; |
| 5697 | if ((hi_regno & 0x2) != 0) return False; |
| 5698 | |
| 5699 | return True; |
| 5700 | } |
| 5701 | |
florian | 9fcff4c | 2012-09-10 03:09:04 +0000 | [diff] [blame] | 5702 | s390_insn * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5703 | s390_insn_bfp128_binop(UChar size, s390_bfp_binop_t tag, HReg dst_hi, |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 5704 | HReg dst_lo, HReg op2_hi, HReg op2_lo) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5705 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5706 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5707 | |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 5708 | vassert(size == 16); |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 5709 | vassert(is_valid_fp128_regpair(dst_hi, dst_lo)); |
| 5710 | vassert(is_valid_fp128_regpair(op2_hi, op2_lo)); |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 5711 | |
| 5712 | insn->tag = S390_INSN_BFP_BINOP; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5713 | insn->size = size; |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 5714 | insn->variant.bfp_binop.tag = tag; |
| 5715 | insn->variant.bfp_binop.dst_hi = dst_hi; |
| 5716 | insn->variant.bfp_binop.dst_lo = dst_lo; |
| 5717 | insn->variant.bfp_binop.op2_hi = op2_hi; |
| 5718 | insn->variant.bfp_binop.op2_lo = op2_lo; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5719 | |
| 5720 | return insn; |
| 5721 | } |
| 5722 | |
| 5723 | |
| 5724 | s390_insn * |
sewardj | a970c40 | 2011-04-28 18:38:42 +0000 | [diff] [blame] | 5725 | s390_insn_bfp128_unop(UChar size, s390_bfp_unop_t tag, HReg dst_hi, |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 5726 | HReg dst_lo, HReg op_hi, HReg op_lo) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5727 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5728 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5729 | |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 5730 | vassert(size == 16); |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 5731 | vassert(is_valid_fp128_regpair(dst_hi, dst_lo)); |
| 5732 | vassert(is_valid_fp128_regpair(op_hi, op_lo)); |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 5733 | |
| 5734 | insn->tag = S390_INSN_BFP_UNOP; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5735 | insn->size = size; |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 5736 | insn->variant.bfp_unop.tag = tag; |
| 5737 | insn->variant.bfp_unop.dst_hi = dst_hi; |
| 5738 | insn->variant.bfp_unop.dst_lo = dst_lo; |
| 5739 | insn->variant.bfp_unop.op_hi = op_hi; |
| 5740 | insn->variant.bfp_unop.op_lo = op_lo; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5741 | |
| 5742 | return insn; |
| 5743 | } |
| 5744 | |
| 5745 | |
| 5746 | s390_insn * |
| 5747 | s390_insn_bfp128_compare(UChar size, HReg dst, HReg op1_hi, HReg op1_lo, |
| 5748 | HReg op2_hi, HReg op2_lo) |
| 5749 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5750 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5751 | |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 5752 | vassert(size == 16); |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 5753 | vassert(is_valid_fp128_regpair(op1_hi, op1_lo)); |
| 5754 | vassert(is_valid_fp128_regpair(op2_hi, op2_lo)); |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 5755 | |
| 5756 | insn->tag = S390_INSN_BFP_COMPARE; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5757 | insn->size = size; |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 5758 | insn->variant.bfp_compare.dst = dst; |
| 5759 | insn->variant.bfp_compare.op1_hi = op1_hi; |
| 5760 | insn->variant.bfp_compare.op1_lo = op1_lo; |
| 5761 | insn->variant.bfp_compare.op2_hi = op2_hi; |
| 5762 | insn->variant.bfp_compare.op2_lo = op2_lo; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5763 | |
| 5764 | return insn; |
| 5765 | } |
| 5766 | |
| 5767 | |
florian | b53f948 | 2015-09-05 20:35:52 +0000 | [diff] [blame] | 5768 | s390_insn * |
florian | 6dc9024 | 2012-12-21 21:43:00 +0000 | [diff] [blame] | 5769 | s390_insn_bfp128_convert(UChar size, s390_bfp_conv_t tag, HReg dst_hi, |
florian | 9fcff4c | 2012-09-10 03:09:04 +0000 | [diff] [blame] | 5770 | HReg dst_lo, HReg op_hi, HReg op_lo, |
florian | 125e20d | 2012-10-07 15:42:37 +0000 | [diff] [blame] | 5771 | s390_bfp_round_t rounding_mode) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5772 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5773 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5774 | |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 5775 | if (size == 16) { |
florian | b53f948 | 2015-09-05 20:35:52 +0000 | [diff] [blame] | 5776 | /* From smaller or equal size to 16 bytes */ |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 5777 | vassert(is_valid_fp128_regpair(dst_hi, dst_lo)); |
florian | b53f948 | 2015-09-05 20:35:52 +0000 | [diff] [blame] | 5778 | vassert(hregIsInvalid(op_lo) |
| 5779 | || is_valid_fp128_regpair(op_hi, op_lo)); |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 5780 | } else { |
| 5781 | /* From 16 bytes to smaller size */ |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 5782 | vassert(is_valid_fp128_regpair(op_hi, op_lo)); |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 5783 | } |
| 5784 | |
| 5785 | insn->tag = S390_INSN_BFP_CONVERT; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5786 | insn->size = size; |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 5787 | insn->variant.bfp_convert.tag = tag; |
| 5788 | insn->variant.bfp_convert.dst_hi = dst_hi; |
| 5789 | insn->variant.bfp_convert.dst_lo = dst_lo; |
| 5790 | insn->variant.bfp_convert.op_hi = op_hi; |
| 5791 | insn->variant.bfp_convert.op_lo = op_lo; |
| 5792 | insn->variant.bfp_convert.rounding_mode = rounding_mode; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5793 | |
| 5794 | return insn; |
| 5795 | } |
| 5796 | |
| 5797 | |
| 5798 | s390_insn * |
florian | 6dc9024 | 2012-12-21 21:43:00 +0000 | [diff] [blame] | 5799 | s390_insn_bfp128_convert_to(UChar size, s390_bfp_conv_t tag, HReg dst_hi, |
florian | 9fcff4c | 2012-09-10 03:09:04 +0000 | [diff] [blame] | 5800 | HReg dst_lo, HReg op) |
| 5801 | { |
| 5802 | /* Conversion to bfp128 never requires a rounding mode. Provide default |
| 5803 | rounding mode. It will not be used when emitting insns. */ |
florian | 125e20d | 2012-10-07 15:42:37 +0000 | [diff] [blame] | 5804 | s390_bfp_round_t rounding_mode = S390_BFP_ROUND_NEAREST_EVEN; |
florian | 9fcff4c | 2012-09-10 03:09:04 +0000 | [diff] [blame] | 5805 | |
| 5806 | return s390_insn_bfp128_convert(size, tag, dst_hi, dst_lo, op, |
| 5807 | INVALID_HREG, rounding_mode); |
| 5808 | } |
| 5809 | |
| 5810 | |
| 5811 | s390_insn * |
florian | a2039c5 | 2013-12-10 16:51:15 +0000 | [diff] [blame] | 5812 | s390_insn_bfp128_convert_from(UChar size, s390_bfp_conv_t tag, HReg dst_hi, |
| 5813 | HReg dst_lo, HReg op_hi, HReg op_lo, |
florian | 125e20d | 2012-10-07 15:42:37 +0000 | [diff] [blame] | 5814 | s390_bfp_round_t rounding_mode) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5815 | { |
florian | a2039c5 | 2013-12-10 16:51:15 +0000 | [diff] [blame] | 5816 | return s390_insn_bfp128_convert(size, tag, dst_hi, dst_lo, op_hi, op_lo, |
florian | 9fcff4c | 2012-09-10 03:09:04 +0000 | [diff] [blame] | 5817 | rounding_mode); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 5818 | } |
| 5819 | |
| 5820 | |
sewardj | a52e37e | 2011-04-28 18:48:06 +0000 | [diff] [blame] | 5821 | s390_insn * |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 5822 | s390_insn_dfp_binop(UChar size, s390_dfp_binop_t tag, HReg dst, HReg op2, |
| 5823 | HReg op3, s390_dfp_round_t rounding_mode) |
| 5824 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5825 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
| 5826 | s390_dfp_binop *dfp_binop = LibVEX_Alloc_inline(sizeof(s390_dfp_binop)); |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 5827 | |
| 5828 | vassert(size == 8); |
| 5829 | |
| 5830 | insn->tag = S390_INSN_DFP_BINOP; |
| 5831 | insn->size = size; |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 5832 | insn->variant.dfp_binop.details = dfp_binop; |
| 5833 | |
| 5834 | dfp_binop->tag = tag; |
| 5835 | dfp_binop->dst_hi = dst; |
| 5836 | dfp_binop->op2_hi = op2; |
| 5837 | dfp_binop->op3_hi = op3; |
| 5838 | dfp_binop->dst_lo = INVALID_HREG; |
| 5839 | dfp_binop->op2_lo = INVALID_HREG; |
| 5840 | dfp_binop->op3_lo = INVALID_HREG; |
| 5841 | dfp_binop->rounding_mode = rounding_mode; |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 5842 | |
| 5843 | return insn; |
| 5844 | } |
| 5845 | |
| 5846 | |
| 5847 | s390_insn * |
florian | ce9e3db | 2012-12-27 20:14:03 +0000 | [diff] [blame] | 5848 | s390_insn_dfp_unop(UChar size, s390_dfp_unop_t tag, HReg dst, HReg op) |
| 5849 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5850 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
florian | ce9e3db | 2012-12-27 20:14:03 +0000 | [diff] [blame] | 5851 | |
| 5852 | vassert(size == 8); |
| 5853 | |
| 5854 | insn->tag = S390_INSN_DFP_UNOP; |
| 5855 | insn->size = size; |
| 5856 | insn->variant.dfp_unop.tag = tag; |
| 5857 | insn->variant.dfp_unop.dst_hi = dst; |
| 5858 | insn->variant.dfp_unop.op_hi = op; |
| 5859 | insn->variant.dfp_unop.dst_lo = INVALID_HREG; |
| 5860 | insn->variant.dfp_unop.op_lo = INVALID_HREG; |
| 5861 | |
| 5862 | return insn; |
| 5863 | } |
| 5864 | |
| 5865 | |
| 5866 | s390_insn * |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 5867 | s390_insn_dfp_intop(UChar size, s390_dfp_intop_t tag, HReg dst, HReg op2, |
| 5868 | HReg op3) |
| 5869 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5870 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 5871 | |
| 5872 | vassert(size == 8); |
| 5873 | |
| 5874 | insn->tag = S390_INSN_DFP_INTOP; |
| 5875 | insn->size = size; |
| 5876 | insn->variant.dfp_intop.tag = tag; |
| 5877 | insn->variant.dfp_intop.dst_hi = dst; |
| 5878 | insn->variant.dfp_intop.op2 = op2; |
| 5879 | insn->variant.dfp_intop.op3_hi = op3; |
| 5880 | insn->variant.dfp_intop.dst_lo = INVALID_HREG; |
| 5881 | insn->variant.dfp_intop.op3_lo = INVALID_HREG; |
| 5882 | |
| 5883 | return insn; |
| 5884 | } |
| 5885 | |
| 5886 | |
| 5887 | s390_insn * |
florian | 20c6bca | 2012-12-26 17:47:19 +0000 | [diff] [blame] | 5888 | s390_insn_dfp_compare(UChar size, s390_dfp_cmp_t tag, HReg dst, |
| 5889 | HReg op1, HReg op2) |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 5890 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5891 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 5892 | |
| 5893 | vassert(size == 8); |
| 5894 | |
| 5895 | insn->tag = S390_INSN_DFP_COMPARE; |
| 5896 | insn->size = size; |
florian | 20c6bca | 2012-12-26 17:47:19 +0000 | [diff] [blame] | 5897 | insn->variant.dfp_compare.tag = tag; |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 5898 | insn->variant.dfp_compare.dst = dst; |
| 5899 | insn->variant.dfp_compare.op1_hi = op1; |
| 5900 | insn->variant.dfp_compare.op2_hi = op2; |
| 5901 | insn->variant.dfp_compare.op1_lo = INVALID_HREG; |
| 5902 | insn->variant.dfp_compare.op2_lo = INVALID_HREG; |
| 5903 | |
| 5904 | return insn; |
| 5905 | } |
| 5906 | |
| 5907 | |
| 5908 | s390_insn * |
| 5909 | s390_insn_dfp_convert(UChar size, s390_dfp_conv_t tag, HReg dst, HReg op, |
| 5910 | s390_dfp_round_t rounding_mode) |
| 5911 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5912 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 5913 | |
florian | 06dfe21 | 2012-12-22 02:09:40 +0000 | [diff] [blame] | 5914 | vassert(size == 4 || size == 8); |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 5915 | |
| 5916 | insn->tag = S390_INSN_DFP_CONVERT; |
| 5917 | insn->size = size; |
| 5918 | insn->variant.dfp_convert.tag = tag; |
| 5919 | insn->variant.dfp_convert.dst_hi = dst; |
| 5920 | insn->variant.dfp_convert.op_hi = op; |
| 5921 | insn->variant.dfp_convert.dst_lo = INVALID_HREG; |
| 5922 | insn->variant.dfp_convert.op_lo = INVALID_HREG; |
| 5923 | insn->variant.dfp_convert.rounding_mode = rounding_mode; |
| 5924 | |
| 5925 | return insn; |
| 5926 | } |
| 5927 | |
| 5928 | |
| 5929 | s390_insn * |
florian | 5c53973 | 2013-02-14 14:27:12 +0000 | [diff] [blame] | 5930 | s390_insn_dfp_reround(UChar size, HReg dst, HReg op2, HReg op3, |
| 5931 | s390_dfp_round_t rounding_mode) |
| 5932 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5933 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
florian | 5c53973 | 2013-02-14 14:27:12 +0000 | [diff] [blame] | 5934 | |
| 5935 | vassert(size == 8); |
| 5936 | |
| 5937 | insn->tag = S390_INSN_DFP_REROUND; |
| 5938 | insn->size = size; |
| 5939 | insn->variant.dfp_reround.dst_hi = dst; |
| 5940 | insn->variant.dfp_reround.op2 = op2; |
| 5941 | insn->variant.dfp_reround.op3_hi = op3; |
| 5942 | insn->variant.dfp_reround.dst_lo = INVALID_HREG; |
| 5943 | insn->variant.dfp_reround.op3_lo = INVALID_HREG; |
| 5944 | insn->variant.dfp_reround.rounding_mode = rounding_mode; |
| 5945 | |
| 5946 | return insn; |
| 5947 | } |
| 5948 | |
| 5949 | |
| 5950 | s390_insn * |
florian | 78d5ef7 | 2013-05-11 15:02:58 +0000 | [diff] [blame] | 5951 | s390_insn_fp_convert(UChar size, s390_fp_conv_t tag, HReg dst, HReg op, |
| 5952 | HReg r1, s390_dfp_round_t rounding_mode) |
| 5953 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5954 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
| 5955 | s390_fp_convert *fp_convert = LibVEX_Alloc_inline(sizeof(s390_fp_convert)); |
florian | 78d5ef7 | 2013-05-11 15:02:58 +0000 | [diff] [blame] | 5956 | |
| 5957 | vassert(size == 4 || size == 8); |
| 5958 | |
| 5959 | insn->tag = S390_INSN_FP_CONVERT; |
| 5960 | insn->size = size; |
| 5961 | insn->variant.fp_convert.details = fp_convert; |
| 5962 | |
| 5963 | fp_convert->tag = tag; |
| 5964 | fp_convert->dst_hi = dst; |
| 5965 | fp_convert->op_hi = op; |
| 5966 | fp_convert->r1 = r1; |
| 5967 | fp_convert->dst_lo = INVALID_HREG; |
| 5968 | fp_convert->op_lo = INVALID_HREG; |
| 5969 | fp_convert->rounding_mode = rounding_mode; |
| 5970 | |
| 5971 | return insn; |
| 5972 | } |
| 5973 | |
| 5974 | |
| 5975 | s390_insn * |
| 5976 | s390_insn_fp128_convert(UChar size, s390_fp_conv_t tag, HReg dst_hi, |
| 5977 | HReg dst_lo, HReg op_hi, HReg op_lo, HReg r1, |
| 5978 | s390_dfp_round_t rounding_mode) |
| 5979 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 5980 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
| 5981 | s390_fp_convert *fp_convert = LibVEX_Alloc_inline(sizeof(s390_fp_convert)); |
florian | 78d5ef7 | 2013-05-11 15:02:58 +0000 | [diff] [blame] | 5982 | |
| 5983 | vassert(size == 16); |
| 5984 | |
| 5985 | insn->tag = S390_INSN_FP_CONVERT; |
| 5986 | insn->size = size; |
| 5987 | insn->variant.fp_convert.details = fp_convert; |
| 5988 | |
| 5989 | fp_convert->tag = tag; |
| 5990 | fp_convert->dst_hi = dst_hi; |
| 5991 | fp_convert->dst_lo = dst_lo; |
| 5992 | fp_convert->op_hi = op_hi; |
| 5993 | fp_convert->r1 = r1; |
| 5994 | fp_convert->op_lo = op_lo; |
| 5995 | fp_convert->rounding_mode = rounding_mode; |
| 5996 | |
| 5997 | return insn; |
| 5998 | } |
| 5999 | |
| 6000 | |
| 6001 | s390_insn * |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 6002 | s390_insn_dfp128_binop(UChar size, s390_dfp_binop_t tag, HReg dst_hi, |
| 6003 | HReg dst_lo, HReg op2_hi, HReg op2_lo, HReg op3_hi, |
| 6004 | HReg op3_lo, s390_dfp_round_t rounding_mode) |
| 6005 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 6006 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
| 6007 | s390_dfp_binop *dfp_binop = LibVEX_Alloc_inline(sizeof(s390_dfp_binop)); |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 6008 | |
| 6009 | vassert(size == 16); |
| 6010 | vassert(is_valid_fp128_regpair(dst_hi, dst_lo)); |
| 6011 | vassert(is_valid_fp128_regpair(op2_hi, op2_lo)); |
| 6012 | vassert(is_valid_fp128_regpair(op3_hi, op3_lo)); |
| 6013 | |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 6014 | insn->tag = S390_INSN_DFP_BINOP; |
| 6015 | insn->size = size; |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 6016 | insn->variant.dfp_binop.details = dfp_binop; |
| 6017 | |
| 6018 | dfp_binop->tag = tag; |
| 6019 | dfp_binop->dst_hi = dst_hi; |
| 6020 | dfp_binop->dst_lo = dst_lo; |
| 6021 | dfp_binop->op2_hi = op2_hi; |
| 6022 | dfp_binop->op2_lo = op2_lo; |
| 6023 | dfp_binop->op3_hi = op3_hi; |
| 6024 | dfp_binop->op3_lo = op3_lo; |
| 6025 | dfp_binop->rounding_mode = rounding_mode; |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 6026 | |
| 6027 | return insn; |
| 6028 | } |
| 6029 | |
| 6030 | |
| 6031 | s390_insn * |
florian | ce9e3db | 2012-12-27 20:14:03 +0000 | [diff] [blame] | 6032 | s390_insn_dfp128_unop(UChar size, s390_dfp_unop_t tag, HReg dst, |
| 6033 | HReg op_hi, HReg op_lo) |
| 6034 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 6035 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
florian | ce9e3db | 2012-12-27 20:14:03 +0000 | [diff] [blame] | 6036 | |
| 6037 | /* destination is an 8 byte integer value */ |
| 6038 | vassert(size == 8); |
| 6039 | vassert(is_valid_fp128_regpair(op_hi, op_lo)); |
| 6040 | |
| 6041 | insn->tag = S390_INSN_DFP_UNOP; |
| 6042 | insn->size = size; |
| 6043 | insn->variant.dfp_unop.tag = tag; |
| 6044 | insn->variant.dfp_unop.dst_hi = dst; |
| 6045 | insn->variant.dfp_unop.dst_lo = INVALID_HREG; |
| 6046 | insn->variant.dfp_unop.op_hi = op_hi; |
| 6047 | insn->variant.dfp_unop.op_lo = op_lo; |
| 6048 | |
| 6049 | return insn; |
| 6050 | } |
| 6051 | |
| 6052 | |
| 6053 | s390_insn * |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 6054 | s390_insn_dfp128_intop(UChar size, s390_dfp_intop_t tag, HReg dst_hi, |
| 6055 | HReg dst_lo, HReg op2, HReg op3_hi, HReg op3_lo) |
| 6056 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 6057 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 6058 | |
| 6059 | vassert(size == 16); |
| 6060 | vassert(is_valid_fp128_regpair(dst_hi, dst_lo)); |
| 6061 | vassert(is_valid_fp128_regpair(op3_hi, op3_lo)); |
| 6062 | |
| 6063 | insn->tag = S390_INSN_DFP_INTOP; |
| 6064 | insn->size = size; |
| 6065 | insn->variant.dfp_intop.tag = tag; |
| 6066 | insn->variant.dfp_intop.dst_hi = dst_hi; |
| 6067 | insn->variant.dfp_intop.dst_lo = dst_lo; |
| 6068 | insn->variant.dfp_intop.op2 = op2; |
| 6069 | insn->variant.dfp_intop.op3_hi = op3_hi; |
| 6070 | insn->variant.dfp_intop.op3_lo = op3_lo; |
| 6071 | |
| 6072 | return insn; |
| 6073 | } |
| 6074 | |
| 6075 | |
| 6076 | s390_insn * |
florian | 20c6bca | 2012-12-26 17:47:19 +0000 | [diff] [blame] | 6077 | s390_insn_dfp128_compare(UChar size, s390_dfp_cmp_t tag, HReg dst, HReg op1_hi, |
| 6078 | HReg op1_lo, HReg op2_hi, HReg op2_lo) |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 6079 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 6080 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 6081 | |
| 6082 | vassert(size == 16); |
| 6083 | vassert(is_valid_fp128_regpair(op1_hi, op1_lo)); |
| 6084 | vassert(is_valid_fp128_regpair(op2_hi, op2_lo)); |
| 6085 | |
| 6086 | insn->tag = S390_INSN_DFP_COMPARE; |
| 6087 | insn->size = size; |
florian | 20c6bca | 2012-12-26 17:47:19 +0000 | [diff] [blame] | 6088 | insn->variant.dfp_compare.tag = tag; |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 6089 | insn->variant.dfp_compare.dst = dst; |
| 6090 | insn->variant.dfp_compare.op1_hi = op1_hi; |
| 6091 | insn->variant.dfp_compare.op1_lo = op1_lo; |
| 6092 | insn->variant.dfp_compare.op2_hi = op2_hi; |
| 6093 | insn->variant.dfp_compare.op2_lo = op2_lo; |
| 6094 | |
| 6095 | return insn; |
| 6096 | } |
| 6097 | |
| 6098 | |
| 6099 | static s390_insn * |
| 6100 | s390_insn_dfp128_convert(UChar size, s390_dfp_conv_t tag, HReg dst_hi, |
| 6101 | HReg dst_lo, HReg op_hi, HReg op_lo, |
| 6102 | s390_dfp_round_t rounding_mode) |
| 6103 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 6104 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 6105 | |
| 6106 | if (size == 16) { |
| 6107 | /* From smaller size to 16 bytes */ |
| 6108 | vassert(is_valid_fp128_regpair(dst_hi, dst_lo)); |
florian | 79efdc6 | 2013-02-11 00:47:35 +0000 | [diff] [blame] | 6109 | vassert(hregIsInvalid(op_lo)); |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 6110 | } else { |
| 6111 | /* From 16 bytes to smaller size */ |
| 6112 | vassert(is_valid_fp128_regpair(op_hi, op_lo)); |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 6113 | } |
| 6114 | |
| 6115 | insn->tag = S390_INSN_DFP_CONVERT; |
| 6116 | insn->size = size; |
| 6117 | insn->variant.dfp_convert.tag = tag; |
| 6118 | insn->variant.dfp_convert.dst_hi = dst_hi; |
| 6119 | insn->variant.dfp_convert.dst_lo = dst_lo; |
| 6120 | insn->variant.dfp_convert.op_hi = op_hi; |
| 6121 | insn->variant.dfp_convert.op_lo = op_lo; |
| 6122 | insn->variant.dfp_convert.rounding_mode = rounding_mode; |
| 6123 | |
| 6124 | return insn; |
| 6125 | } |
| 6126 | |
| 6127 | |
| 6128 | s390_insn * |
| 6129 | s390_insn_dfp128_convert_to(UChar size, s390_dfp_conv_t tag, HReg dst_hi, |
| 6130 | HReg dst_lo, HReg op) |
| 6131 | { |
| 6132 | /* Conversion to dfp128 never requires a rounding mode. Provide default |
| 6133 | rounding mode. It will not be used when emitting insns. */ |
| 6134 | s390_dfp_round_t rounding_mode = S390_DFP_ROUND_NEAREST_EVEN_4; |
| 6135 | |
| 6136 | return s390_insn_dfp128_convert(size, tag, dst_hi, dst_lo, op, |
| 6137 | INVALID_HREG, rounding_mode); |
| 6138 | } |
| 6139 | |
| 6140 | |
| 6141 | s390_insn * |
florian | a2039c5 | 2013-12-10 16:51:15 +0000 | [diff] [blame] | 6142 | s390_insn_dfp128_convert_from(UChar size, s390_dfp_conv_t tag, HReg dst_hi, |
| 6143 | HReg dst_lo, HReg op_hi, HReg op_lo, |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 6144 | s390_dfp_round_t rounding_mode) |
| 6145 | { |
florian | a2039c5 | 2013-12-10 16:51:15 +0000 | [diff] [blame] | 6146 | return s390_insn_dfp128_convert(size, tag, dst_hi, dst_lo, op_hi, op_lo, |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 6147 | rounding_mode); |
| 6148 | } |
| 6149 | |
| 6150 | |
| 6151 | s390_insn * |
florian | 5c53973 | 2013-02-14 14:27:12 +0000 | [diff] [blame] | 6152 | s390_insn_dfp128_reround(UChar size, HReg dst_hi, HReg dst_lo, HReg op2, |
| 6153 | HReg op3_hi, HReg op3_lo, |
| 6154 | s390_dfp_round_t rounding_mode) |
| 6155 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 6156 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
florian | 5c53973 | 2013-02-14 14:27:12 +0000 | [diff] [blame] | 6157 | |
| 6158 | vassert(size == 16); |
| 6159 | vassert(is_valid_fp128_regpair(dst_hi, dst_lo)); |
| 6160 | vassert(is_valid_fp128_regpair(op3_hi, op3_lo)); |
| 6161 | |
| 6162 | insn->tag = S390_INSN_DFP_REROUND; |
| 6163 | insn->size = size; |
| 6164 | insn->variant.dfp_reround.dst_hi = dst_hi; |
| 6165 | insn->variant.dfp_reround.dst_lo = dst_lo; |
| 6166 | insn->variant.dfp_reround.op2 = op2; |
| 6167 | insn->variant.dfp_reround.op3_hi = op3_hi; |
| 6168 | insn->variant.dfp_reround.op3_lo = op3_lo; |
| 6169 | insn->variant.dfp_reround.rounding_mode = rounding_mode; |
| 6170 | |
| 6171 | return insn; |
| 6172 | } |
| 6173 | |
| 6174 | |
| 6175 | s390_insn * |
sewardj | a52e37e | 2011-04-28 18:48:06 +0000 | [diff] [blame] | 6176 | s390_insn_mfence(void) |
| 6177 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 6178 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
sewardj | a52e37e | 2011-04-28 18:48:06 +0000 | [diff] [blame] | 6179 | |
| 6180 | insn->tag = S390_INSN_MFENCE; |
| 6181 | insn->size = 0; /* not needed */ |
| 6182 | |
| 6183 | return insn; |
| 6184 | } |
| 6185 | |
| 6186 | |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 6187 | s390_insn * |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 6188 | s390_insn_mimm(UChar size, s390_amode *dst, ULong value) |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 6189 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 6190 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 6191 | |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 6192 | /* This insn will be mapped to insns that require base register |
florian | 09bbba8 | 2012-12-11 04:09:43 +0000 | [diff] [blame] | 6193 | plus 12-bit displacement */ |
| 6194 | vassert(dst->tag == S390_AMODE_B12); |
| 6195 | |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 6196 | insn->tag = S390_INSN_MIMM; |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 6197 | insn->size = size; |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 6198 | insn->variant.mimm.dst = dst; |
| 6199 | insn->variant.mimm.value = value; |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 6200 | |
| 6201 | return insn; |
| 6202 | } |
| 6203 | |
| 6204 | |
| 6205 | s390_insn * |
florian | f85fe3e | 2012-12-22 02:28:25 +0000 | [diff] [blame] | 6206 | s390_insn_madd(UChar size, s390_amode *dst, UChar delta, ULong value) |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 6207 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 6208 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 6209 | |
florian | f85fe3e | 2012-12-22 02:28:25 +0000 | [diff] [blame] | 6210 | vassert(size == 4 || size == 8); |
| 6211 | |
| 6212 | /* This insn will be mapped to an ASI or AGSI so we can only allow base |
| 6213 | register plus 12-bit / 20-bit displacement. */ |
| 6214 | vassert(dst->tag == S390_AMODE_B12 || dst->tag == S390_AMODE_B20); |
florian | 49adf86 | 2014-12-06 20:24:08 +0000 | [diff] [blame] | 6215 | /* ASI and AGSI require the GIE facility */ |
| 6216 | vassert(s390_host_has_gie); |
florian | f85fe3e | 2012-12-22 02:28:25 +0000 | [diff] [blame] | 6217 | |
| 6218 | insn->tag = S390_INSN_MADD; |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 6219 | insn->size = size; |
florian | f85fe3e | 2012-12-22 02:28:25 +0000 | [diff] [blame] | 6220 | insn->variant.madd.dst = dst; |
| 6221 | insn->variant.madd.delta = delta; |
| 6222 | insn->variant.madd.value = value; |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 6223 | |
| 6224 | return insn; |
| 6225 | } |
| 6226 | |
| 6227 | |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 6228 | s390_insn * |
florian | 125e20d | 2012-10-07 15:42:37 +0000 | [diff] [blame] | 6229 | s390_insn_set_fpc_bfprm(UChar size, HReg mode) |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 6230 | { |
| 6231 | vassert(size == 4); |
| 6232 | |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 6233 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 6234 | |
florian | 125e20d | 2012-10-07 15:42:37 +0000 | [diff] [blame] | 6235 | insn->tag = S390_INSN_SET_FPC_BFPRM; |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 6236 | insn->size = size; |
florian | 125e20d | 2012-10-07 15:42:37 +0000 | [diff] [blame] | 6237 | insn->variant.set_fpc_bfprm.mode = mode; |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 6238 | |
| 6239 | return insn; |
| 6240 | } |
| 6241 | |
| 6242 | |
| 6243 | s390_insn * |
florian | c8e4f56 | 2012-10-27 16:19:31 +0000 | [diff] [blame] | 6244 | s390_insn_set_fpc_dfprm(UChar size, HReg mode) |
| 6245 | { |
| 6246 | vassert(size == 4); |
| 6247 | |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 6248 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
florian | c8e4f56 | 2012-10-27 16:19:31 +0000 | [diff] [blame] | 6249 | |
| 6250 | insn->tag = S390_INSN_SET_FPC_DFPRM; |
| 6251 | insn->size = size; |
| 6252 | insn->variant.set_fpc_dfprm.mode = mode; |
| 6253 | |
| 6254 | return insn; |
| 6255 | } |
| 6256 | |
| 6257 | |
| 6258 | s390_insn * |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 6259 | s390_insn_xdirect(s390_cc_t cond, Addr64 dst, s390_amode *guest_IA, |
| 6260 | Bool to_fast_entry) |
| 6261 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 6262 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 6263 | |
florian | 406ac94 | 2014-11-22 20:10:21 +0000 | [diff] [blame] | 6264 | vassert(guest_IA->tag == S390_AMODE_B12); |
| 6265 | |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 6266 | insn->tag = S390_INSN_XDIRECT; |
| 6267 | insn->size = 0; /* does not matter */ |
| 6268 | |
| 6269 | insn->variant.xdirect.cond = cond; |
| 6270 | insn->variant.xdirect.dst = dst; |
| 6271 | insn->variant.xdirect.guest_IA = guest_IA; |
| 6272 | insn->variant.xdirect.to_fast_entry = to_fast_entry; |
| 6273 | |
| 6274 | return insn; |
| 6275 | } |
| 6276 | |
| 6277 | |
| 6278 | s390_insn * |
| 6279 | s390_insn_xindir(s390_cc_t cond, HReg dst, s390_amode *guest_IA) |
| 6280 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 6281 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 6282 | |
florian | 406ac94 | 2014-11-22 20:10:21 +0000 | [diff] [blame] | 6283 | vassert(guest_IA->tag == S390_AMODE_B12); |
| 6284 | |
florian | 7346c7a | 2012-04-13 21:14:24 +0000 | [diff] [blame] | 6285 | insn->tag = S390_INSN_XINDIR; |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 6286 | insn->size = 0; /* does not matter */ |
| 6287 | |
florian | 7346c7a | 2012-04-13 21:14:24 +0000 | [diff] [blame] | 6288 | insn->variant.xindir.cond = cond; |
| 6289 | insn->variant.xindir.dst = dst; |
| 6290 | insn->variant.xindir.guest_IA = guest_IA; |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 6291 | |
| 6292 | return insn; |
| 6293 | } |
| 6294 | |
| 6295 | |
| 6296 | s390_insn * |
| 6297 | s390_insn_xassisted(s390_cc_t cond, HReg dst, s390_amode *guest_IA, |
| 6298 | IRJumpKind kind) |
| 6299 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 6300 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 6301 | |
florian | 406ac94 | 2014-11-22 20:10:21 +0000 | [diff] [blame] | 6302 | vassert(guest_IA->tag == S390_AMODE_B12); |
| 6303 | |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 6304 | insn->tag = S390_INSN_XASSISTED; |
| 6305 | insn->size = 0; /* does not matter */ |
| 6306 | |
| 6307 | insn->variant.xassisted.cond = cond; |
| 6308 | insn->variant.xassisted.dst = dst; |
| 6309 | insn->variant.xassisted.guest_IA = guest_IA; |
| 6310 | insn->variant.xassisted.kind = kind; |
| 6311 | |
| 6312 | return insn; |
| 6313 | } |
| 6314 | |
| 6315 | |
| 6316 | s390_insn * |
| 6317 | s390_insn_evcheck(s390_amode *counter, s390_amode *fail_addr) |
| 6318 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 6319 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 6320 | |
florian | bf516d1 | 2012-04-21 15:53:13 +0000 | [diff] [blame] | 6321 | vassert(counter->tag == S390_AMODE_B12); |
| 6322 | vassert(fail_addr->tag == S390_AMODE_B12); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 6323 | |
| 6324 | insn->tag = S390_INSN_EVCHECK; |
| 6325 | insn->size = 0; /* does not matter */ |
| 6326 | |
| 6327 | insn->variant.evcheck.counter = counter; |
| 6328 | insn->variant.evcheck.fail_addr = fail_addr; |
| 6329 | |
| 6330 | return insn; |
| 6331 | } |
| 6332 | |
| 6333 | |
| 6334 | s390_insn * |
| 6335 | s390_insn_profinc(void) |
| 6336 | { |
florian | d8e3eca | 2015-03-13 12:46:49 +0000 | [diff] [blame] | 6337 | s390_insn *insn = LibVEX_Alloc_inline(sizeof(s390_insn)); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 6338 | |
| 6339 | insn->tag = S390_INSN_PROFINC; |
| 6340 | insn->size = 0; /* does not matter */ |
| 6341 | |
| 6342 | return insn; |
| 6343 | } |
| 6344 | |
| 6345 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6346 | /*---------------------------------------------------------------*/ |
| 6347 | /*--- Debug print ---*/ |
| 6348 | /*---------------------------------------------------------------*/ |
| 6349 | |
| 6350 | static const HChar * |
| 6351 | s390_cc_as_string(s390_cc_t cc) |
| 6352 | { |
| 6353 | switch (cc) { |
| 6354 | case S390_CC_NEVER: return "never"; |
| 6355 | case S390_CC_OVFL: return "overflow"; |
| 6356 | case S390_CC_H: return "greater than"; /* A > B ; high */ |
| 6357 | case S390_CC_NLE: return "not low or equal"; |
| 6358 | case S390_CC_L: return "less than"; /* A < B ; low */ |
| 6359 | case S390_CC_NHE: return "not high or equal"; |
| 6360 | case S390_CC_LH: return "low or high"; |
| 6361 | case S390_CC_NE: return "not equal"; /* A != B ; not zero */ |
| 6362 | case S390_CC_E: return "equal"; /* A == B ; zero */ |
| 6363 | case S390_CC_NLH: return "not low or high"; |
| 6364 | case S390_CC_HE: return "greater or equal"; /* A >= B ; high or equal*/ |
| 6365 | case S390_CC_NL: return "not low"; /* not low */ |
| 6366 | case S390_CC_LE: return "less or equal"; /* A <= B ; low or equal */ |
| 6367 | case S390_CC_NH: return "not high"; |
| 6368 | case S390_CC_NO: return "not overflow"; |
| 6369 | case S390_CC_ALWAYS: return "always"; |
| 6370 | default: |
| 6371 | vpanic("s390_cc_as_string"); |
| 6372 | } |
| 6373 | } |
| 6374 | |
| 6375 | |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 6376 | static const HChar * |
| 6377 | s390_jump_kind_as_string(IRJumpKind kind) |
| 6378 | { |
| 6379 | switch (kind) { |
| 6380 | case Ijk_Boring: return "Boring"; |
| 6381 | case Ijk_Call: return "Call"; |
| 6382 | case Ijk_Ret: return "Return"; |
| 6383 | case Ijk_ClientReq: return "ClientReq"; |
| 6384 | case Ijk_Yield: return "Yield"; |
| 6385 | case Ijk_EmWarn: return "EmWarn"; |
| 6386 | case Ijk_EmFail: return "EmFail"; |
| 6387 | case Ijk_NoDecode: return "NoDecode"; |
| 6388 | case Ijk_MapFail: return "MapFail"; |
sewardj | 05f5e01 | 2014-05-04 10:52:11 +0000 | [diff] [blame] | 6389 | case Ijk_InvalICache: return "Invalidate"; |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 6390 | case Ijk_NoRedir: return "NoRedir"; |
| 6391 | case Ijk_SigTRAP: return "SigTRAP"; |
| 6392 | case Ijk_SigSEGV: return "SigSEGV"; |
| 6393 | case Ijk_SigBUS: return "SigBUS"; |
| 6394 | case Ijk_Sys_syscall: return "Sys_syscall"; |
| 6395 | default: |
| 6396 | vpanic("s390_jump_kind_as_string"); |
| 6397 | } |
| 6398 | } |
| 6399 | |
| 6400 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6401 | /* Helper function for writing out a V insn */ |
| 6402 | static void |
florian | 55085f8 | 2012-11-21 00:36:55 +0000 | [diff] [blame] | 6403 | s390_sprintf(HChar *buf, const HChar *fmt, ...) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6404 | { |
| 6405 | HChar *p; |
| 6406 | ULong value; |
| 6407 | va_list args; |
| 6408 | va_start(args, fmt); |
| 6409 | |
| 6410 | p = buf; |
| 6411 | for ( ; *fmt; ++fmt) { |
| 6412 | Int c = *fmt; |
| 6413 | |
| 6414 | if (c != '%') { |
| 6415 | *p++ = c; |
| 6416 | continue; |
| 6417 | } |
| 6418 | |
| 6419 | c = *++fmt; /* next char */ |
| 6420 | switch (c) { |
| 6421 | case '%': |
| 6422 | *p++ = c; /* %% */ |
| 6423 | continue; |
| 6424 | |
| 6425 | case 's': /* %s */ |
| 6426 | p += vex_sprintf(p, "%s", va_arg(args, HChar *)); |
| 6427 | continue; |
| 6428 | |
| 6429 | case 'M': /* %M = mnemonic */ |
| 6430 | p += vex_sprintf(p, "%-8s", va_arg(args, HChar *)); |
| 6431 | continue; |
| 6432 | |
| 6433 | case 'R': /* %R = register */ |
| 6434 | p += vex_sprintf(p, "%s", s390_hreg_as_string(va_arg(args, HReg))); |
| 6435 | continue; |
| 6436 | |
| 6437 | case 'A': /* %A = amode */ |
| 6438 | p += vex_sprintf(p, "%s", |
| 6439 | s390_amode_as_string(va_arg(args, s390_amode *))); |
| 6440 | continue; |
| 6441 | |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 6442 | case 'G': /* %G = guest state @ offset */ |
florian | b173774 | 2015-08-03 16:03:13 +0000 | [diff] [blame] | 6443 | p += vex_sprintf(p, "guest[%u]", va_arg(args, UInt)); |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 6444 | continue; |
| 6445 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6446 | case 'C': /* %C = condition code */ |
| 6447 | p += vex_sprintf(p, "%s", s390_cc_as_string(va_arg(args, s390_cc_t))); |
| 6448 | continue; |
| 6449 | |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 6450 | case 'J': /* &J = jump kind */ |
| 6451 | p += vex_sprintf(p, "%s", |
| 6452 | s390_jump_kind_as_string(va_arg(args, IRJumpKind))); |
| 6453 | continue; |
| 6454 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6455 | case 'L': { /* %L = argument list in helper call*/ |
| 6456 | UInt i, num_args; |
| 6457 | |
| 6458 | num_args = va_arg(args, UInt); |
| 6459 | |
| 6460 | for (i = 0; i < num_args; ++i) { |
| 6461 | if (i != 0) p += vex_sprintf(p, ", "); |
florian | b173774 | 2015-08-03 16:03:13 +0000 | [diff] [blame] | 6462 | p += vex_sprintf(p, "r%u", s390_gprno_from_arg_index(i)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6463 | } |
| 6464 | continue; |
| 6465 | } |
| 6466 | |
| 6467 | case 'O': { /* %O = RMI operand */ |
| 6468 | s390_opnd_RMI *op = va_arg(args, s390_opnd_RMI *); |
| 6469 | |
| 6470 | switch (op->tag) { |
| 6471 | case S390_OPND_REG: |
| 6472 | p += vex_sprintf(p, "%s", s390_hreg_as_string(op->variant.reg)); |
| 6473 | continue; |
| 6474 | |
| 6475 | case S390_OPND_AMODE: |
| 6476 | p += vex_sprintf(p, "%s", s390_amode_as_string(op->variant.am)); |
| 6477 | continue; |
| 6478 | |
| 6479 | case S390_OPND_IMMEDIATE: |
| 6480 | value = op->variant.imm; |
| 6481 | goto print_value; |
| 6482 | |
| 6483 | default: |
| 6484 | goto fail; |
| 6485 | } |
| 6486 | } |
| 6487 | |
| 6488 | case 'I': /* %I = immediate value */ |
| 6489 | value = va_arg(args, ULong); |
| 6490 | goto print_value; |
| 6491 | |
| 6492 | print_value: |
| 6493 | if ((Long)value < 0) |
| 6494 | p += vex_sprintf(p, "%lld", (Long)value); |
| 6495 | else if (value < 100) |
| 6496 | p += vex_sprintf(p, "%llu", value); |
| 6497 | else |
| 6498 | p += vex_sprintf(p, "0x%llx", value); |
| 6499 | continue; |
| 6500 | |
| 6501 | default: |
| 6502 | goto fail; |
| 6503 | } |
| 6504 | } |
| 6505 | *p = '\0'; |
| 6506 | va_end(args); |
| 6507 | |
| 6508 | return; |
| 6509 | |
| 6510 | fail: vpanic("s390_printf"); |
| 6511 | } |
| 6512 | |
| 6513 | |
| 6514 | /* Decompile the given insn into a static buffer and return it */ |
| 6515 | const HChar * |
| 6516 | s390_insn_as_string(const s390_insn *insn) |
| 6517 | { |
florian | 8a45a4e | 2014-12-23 11:05:03 +0000 | [diff] [blame] | 6518 | static HChar buf[300]; // large enough |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6519 | const HChar *op; |
| 6520 | HChar *p; |
| 6521 | |
| 6522 | buf[0] = '\0'; |
| 6523 | |
| 6524 | switch (insn->tag) { |
| 6525 | case S390_INSN_LOAD: |
| 6526 | s390_sprintf(buf, "%M %R,%A", "v-load", insn->variant.load.dst, |
| 6527 | insn->variant.load.src); |
| 6528 | break; |
| 6529 | |
| 6530 | case S390_INSN_STORE: |
| 6531 | s390_sprintf(buf, "%M %R,%A", "v-store", insn->variant.store.src, |
| 6532 | insn->variant.store.dst); |
| 6533 | break; |
| 6534 | |
| 6535 | case S390_INSN_MOVE: |
| 6536 | s390_sprintf(buf, "%M %R,%R", "v-move", insn->variant.move.dst, |
| 6537 | insn->variant.move.src); |
| 6538 | break; |
| 6539 | |
florian | cec3a8a | 2013-02-02 00:16:58 +0000 | [diff] [blame] | 6540 | case S390_INSN_MEMCPY: |
| 6541 | s390_sprintf(buf, "%M %A,%A", "v-memcpy", insn->variant.memcpy.dst, |
| 6542 | insn->variant.memcpy.src); |
| 6543 | break; |
| 6544 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6545 | case S390_INSN_COND_MOVE: |
| 6546 | s390_sprintf(buf, "%M if (%C) %R,%O", "v-move", |
| 6547 | insn->variant.cond_move.cond, insn->variant.cond_move.dst, |
| 6548 | &insn->variant.cond_move.src); |
| 6549 | break; |
| 6550 | |
| 6551 | case S390_INSN_LOAD_IMMEDIATE: |
| 6552 | s390_sprintf(buf, "%M %R,%I", "v-loadi", insn->variant.load_immediate.dst, |
| 6553 | insn->variant.load_immediate.value); |
| 6554 | break; |
| 6555 | |
| 6556 | case S390_INSN_ALU: |
| 6557 | switch (insn->variant.alu.tag) { |
| 6558 | case S390_ALU_ADD: op = "v-add"; break; |
| 6559 | case S390_ALU_SUB: op = "v-sub"; break; |
| 6560 | case S390_ALU_MUL: op = "v-mul"; break; |
| 6561 | case S390_ALU_AND: op = "v-and"; break; |
| 6562 | case S390_ALU_OR: op = "v-or"; break; |
| 6563 | case S390_ALU_XOR: op = "v-xor"; break; |
| 6564 | case S390_ALU_LSH: op = "v-lsh"; break; |
| 6565 | case S390_ALU_RSH: op = "v-rsh"; break; |
| 6566 | case S390_ALU_RSHA: op = "v-rsha"; break; |
| 6567 | default: goto fail; |
| 6568 | } |
florian | 043af21 | 2012-06-06 02:44:53 +0000 | [diff] [blame] | 6569 | s390_sprintf(buf, "%M %R,%O", op, insn->variant.alu.dst, /* also op1 */ |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6570 | &insn->variant.alu.op2); |
| 6571 | break; |
| 6572 | |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 6573 | case S390_INSN_SMUL: |
| 6574 | case S390_INSN_UMUL: |
| 6575 | if (insn->tag == S390_INSN_SMUL) { |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6576 | op = "v-muls"; |
| 6577 | } else { |
| 6578 | op = "v-mulu"; |
| 6579 | } |
| 6580 | s390_sprintf(buf, "%M %R,%O", op, insn->variant.mul.dst_hi, |
| 6581 | &insn->variant.mul.op2); |
| 6582 | break; |
| 6583 | |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 6584 | case S390_INSN_SDIV: |
| 6585 | case S390_INSN_UDIV: |
| 6586 | if (insn->tag == S390_INSN_SDIV) { |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6587 | op = "v-divs"; |
| 6588 | } else { |
| 6589 | op = "v-divu"; |
| 6590 | } |
| 6591 | s390_sprintf(buf, "%M %R,%O", op, insn->variant.div.op1_hi, |
| 6592 | &insn->variant.div.op2); |
| 6593 | break; |
| 6594 | |
| 6595 | case S390_INSN_DIVS: |
| 6596 | s390_sprintf(buf, "%M %R,%O", "v-divsi", insn->variant.divs.op1, |
| 6597 | &insn->variant.divs.op2); |
| 6598 | break; |
| 6599 | |
sewardj | 611b06e | 2011-03-24 08:57:29 +0000 | [diff] [blame] | 6600 | case S390_INSN_CLZ: |
| 6601 | s390_sprintf(buf, "%M %R,%O", "v-clz", insn->variant.clz.num_bits, |
| 6602 | &insn->variant.clz.src); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6603 | break; |
| 6604 | |
| 6605 | case S390_INSN_UNOP: |
| 6606 | switch (insn->variant.unop.tag) { |
| 6607 | case S390_ZERO_EXTEND_8: |
| 6608 | case S390_ZERO_EXTEND_16: |
| 6609 | case S390_ZERO_EXTEND_32: |
| 6610 | op = "v-zerox"; |
| 6611 | break; |
| 6612 | |
| 6613 | case S390_SIGN_EXTEND_8: |
| 6614 | case S390_SIGN_EXTEND_16: |
| 6615 | case S390_SIGN_EXTEND_32: |
| 6616 | op = "v-signx"; |
| 6617 | break; |
| 6618 | |
| 6619 | case S390_NEGATE: |
| 6620 | op = "v-neg"; |
| 6621 | break; |
| 6622 | |
| 6623 | default: |
| 6624 | goto fail; |
| 6625 | } |
| 6626 | s390_sprintf(buf, "%M %R,%O", op, insn->variant.unop.dst, |
| 6627 | &insn->variant.unop.src); |
| 6628 | break; |
| 6629 | |
| 6630 | case S390_INSN_TEST: |
| 6631 | s390_sprintf(buf, "%M %O", "v-test", &insn->variant.test.src); |
| 6632 | break; |
| 6633 | |
| 6634 | case S390_INSN_CC2BOOL: |
| 6635 | s390_sprintf(buf, "%M %R,%C", "v-cc2b", insn->variant.cc2bool.dst, |
| 6636 | insn->variant.cc2bool.cond); |
| 6637 | break; |
| 6638 | |
| 6639 | case S390_INSN_CAS: |
| 6640 | s390_sprintf(buf, "%M %R,%A,%R,%R", "v-cas", insn->variant.cas.op1, |
| 6641 | insn->variant.cas.op2, insn->variant.cas.op3, |
| 6642 | insn->variant.cas.old_mem); |
| 6643 | break; |
| 6644 | |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 6645 | case S390_INSN_CDAS: { |
| 6646 | s390_cdas *cdas = insn->variant.cdas.details; |
| 6647 | |
florian | 448cbba | 2012-06-06 02:26:01 +0000 | [diff] [blame] | 6648 | s390_sprintf(buf, "%M %R,%R,%A,%R,%R,%R,%R", "v-cdas", |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 6649 | cdas->op1_high, cdas->op1_low, cdas->op2, cdas->op3_high, |
| 6650 | cdas->op3_low, cdas->old_mem_high, cdas->old_mem_low); |
florian | 448cbba | 2012-06-06 02:26:01 +0000 | [diff] [blame] | 6651 | break; |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 6652 | } |
florian | 448cbba | 2012-06-06 02:26:01 +0000 | [diff] [blame] | 6653 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6654 | case S390_INSN_COMPARE: |
| 6655 | if (insn->variant.compare.signed_comparison) { |
| 6656 | op = "v-cmps"; |
| 6657 | } else { |
| 6658 | op = "v-cmpu"; |
| 6659 | } |
| 6660 | s390_sprintf(buf, "%M %R,%O", op, insn->variant.compare.src1, |
| 6661 | &insn->variant.compare.src2); |
| 6662 | break; |
| 6663 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6664 | case S390_INSN_HELPER_CALL: { |
sewardj | 74142b8 | 2013-08-08 10:28:59 +0000 | [diff] [blame] | 6665 | s390_helper_call *helper_call = insn->variant.helper_call.details; |
| 6666 | s390_sprintf(buf, "%M if (%C) %s{%I}(%L)", "v-call", |
| 6667 | helper_call->cond, |
| 6668 | helper_call->name, |
| 6669 | helper_call->target, |
| 6670 | helper_call->num_args); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 6671 | return buf; /* avoid printing "size = ..." which is meaningless */ |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6672 | } |
| 6673 | |
| 6674 | case S390_INSN_BFP_TRIOP: |
| 6675 | switch (insn->variant.bfp_triop.tag) { |
| 6676 | case S390_BFP_MADD: op = "v-fmadd"; break; |
| 6677 | case S390_BFP_MSUB: op = "v-fmsub"; break; |
| 6678 | default: goto fail; |
| 6679 | } |
florian | 043af21 | 2012-06-06 02:44:53 +0000 | [diff] [blame] | 6680 | s390_sprintf(buf, "%M %R,%R,%R", op, |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6681 | insn->variant.bfp_triop.dst /* op1 same as dst */, |
| 6682 | insn->variant.bfp_triop.op2, insn->variant.bfp_triop.op3); |
| 6683 | break; |
| 6684 | |
| 6685 | case S390_INSN_BFP_BINOP: |
| 6686 | switch (insn->variant.bfp_binop.tag) { |
| 6687 | case S390_BFP_ADD: op = "v-fadd"; break; |
| 6688 | case S390_BFP_SUB: op = "v-fsub"; break; |
| 6689 | case S390_BFP_MUL: op = "v-fmul"; break; |
| 6690 | case S390_BFP_DIV: op = "v-fdiv"; break; |
| 6691 | default: goto fail; |
| 6692 | } |
florian | 043af21 | 2012-06-06 02:44:53 +0000 | [diff] [blame] | 6693 | s390_sprintf(buf, "%M %R,%R", op, |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 6694 | insn->variant.bfp_binop.dst_hi /* op1 same as dst */, |
| 6695 | insn->variant.bfp_binop.op2_hi); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6696 | break; |
| 6697 | |
| 6698 | case S390_INSN_BFP_COMPARE: |
| 6699 | s390_sprintf(buf, "%M %R,%R,%R", "v-fcmp", insn->variant.bfp_compare.dst, |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 6700 | insn->variant.bfp_compare.op1_hi, |
| 6701 | insn->variant.bfp_compare.op2_hi); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6702 | break; |
| 6703 | |
| 6704 | case S390_INSN_BFP_UNOP: |
| 6705 | switch (insn->variant.bfp_unop.tag) { |
| 6706 | case S390_BFP_ABS: op = "v-fabs"; break; |
| 6707 | case S390_BFP_NABS: op = "v-fnabs"; break; |
| 6708 | case S390_BFP_NEG: op = "v-fneg"; break; |
| 6709 | case S390_BFP_SQRT: op = "v-fsqrt"; break; |
florian | 9fcff4c | 2012-09-10 03:09:04 +0000 | [diff] [blame] | 6710 | default: goto fail; |
| 6711 | } |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 6712 | s390_sprintf(buf, "%M %R,%R", op, insn->variant.bfp_unop.dst_hi, |
| 6713 | insn->variant.bfp_unop.op_hi); |
florian | 9fcff4c | 2012-09-10 03:09:04 +0000 | [diff] [blame] | 6714 | break; |
| 6715 | |
| 6716 | case S390_INSN_BFP_CONVERT: |
| 6717 | switch (insn->variant.bfp_convert.tag) { |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6718 | case S390_BFP_I32_TO_F32: |
| 6719 | case S390_BFP_I32_TO_F64: |
| 6720 | case S390_BFP_I32_TO_F128: |
| 6721 | case S390_BFP_I64_TO_F32: |
| 6722 | case S390_BFP_I64_TO_F64: |
| 6723 | case S390_BFP_I64_TO_F128: op = "v-i2f"; break; |
florian | 1c8f7ff | 2012-09-01 00:12:11 +0000 | [diff] [blame] | 6724 | case S390_BFP_U32_TO_F32: |
| 6725 | case S390_BFP_U32_TO_F64: |
| 6726 | case S390_BFP_U32_TO_F128: |
| 6727 | case S390_BFP_U64_TO_F32: |
| 6728 | case S390_BFP_U64_TO_F64: |
| 6729 | case S390_BFP_U64_TO_F128: op = "v-u2f"; break; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6730 | case S390_BFP_F32_TO_I32: |
| 6731 | case S390_BFP_F32_TO_I64: |
| 6732 | case S390_BFP_F64_TO_I32: |
| 6733 | case S390_BFP_F64_TO_I64: |
| 6734 | case S390_BFP_F128_TO_I32: |
| 6735 | case S390_BFP_F128_TO_I64: op = "v-f2i"; break; |
florian | 1c8f7ff | 2012-09-01 00:12:11 +0000 | [diff] [blame] | 6736 | case S390_BFP_F32_TO_U32: |
| 6737 | case S390_BFP_F32_TO_U64: |
| 6738 | case S390_BFP_F64_TO_U32: |
| 6739 | case S390_BFP_F64_TO_U64: |
| 6740 | case S390_BFP_F128_TO_U32: |
| 6741 | case S390_BFP_F128_TO_U64: op = "v-f2u"; break; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6742 | case S390_BFP_F32_TO_F64: |
| 6743 | case S390_BFP_F32_TO_F128: |
| 6744 | case S390_BFP_F64_TO_F32: |
| 6745 | case S390_BFP_F64_TO_F128: |
| 6746 | case S390_BFP_F128_TO_F32: |
| 6747 | case S390_BFP_F128_TO_F64: op = "v-f2f"; break; |
florian | 6d0b015 | 2015-07-09 20:59:24 +0000 | [diff] [blame] | 6748 | case S390_BFP_F32_TO_F32I: |
florian | b53f948 | 2015-09-05 20:35:52 +0000 | [diff] [blame] | 6749 | case S390_BFP_F64_TO_F64I: |
| 6750 | case S390_BFP_F128_TO_F128I: op = "v-f2fi"; break; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6751 | default: goto fail; |
| 6752 | } |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 6753 | s390_sprintf(buf, "%M %R,%R", op, insn->variant.bfp_convert.dst_hi, |
| 6754 | insn->variant.bfp_convert.op_hi); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6755 | break; |
| 6756 | |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 6757 | case S390_INSN_DFP_BINOP: { |
| 6758 | s390_dfp_binop *dfp_binop = insn->variant.dfp_binop.details; |
| 6759 | |
| 6760 | switch (dfp_binop->tag) { |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 6761 | case S390_DFP_ADD: op = "v-dadd"; break; |
| 6762 | case S390_DFP_SUB: op = "v-dsub"; break; |
| 6763 | case S390_DFP_MUL: op = "v-dmul"; break; |
| 6764 | case S390_DFP_DIV: op = "v-ddiv"; break; |
florian | 5c53973 | 2013-02-14 14:27:12 +0000 | [diff] [blame] | 6765 | case S390_DFP_QUANTIZE: op = "v-dqua"; break; |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 6766 | default: goto fail; |
| 6767 | } |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 6768 | s390_sprintf(buf, "%M %R,%R,%R", op, dfp_binop->dst_hi, |
| 6769 | dfp_binop->op2_hi, dfp_binop->op3_hi); |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 6770 | break; |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 6771 | } |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 6772 | |
florian | ce9e3db | 2012-12-27 20:14:03 +0000 | [diff] [blame] | 6773 | case S390_INSN_DFP_UNOP: |
| 6774 | switch (insn->variant.dfp_unop.tag) { |
florian | 5c53973 | 2013-02-14 14:27:12 +0000 | [diff] [blame] | 6775 | case S390_DFP_EXTRACT_EXP_D64: |
| 6776 | case S390_DFP_EXTRACT_EXP_D128: op = "v-d2exp"; break; |
florian | ce9e3db | 2012-12-27 20:14:03 +0000 | [diff] [blame] | 6777 | case S390_DFP_EXTRACT_SIG_D64: |
| 6778 | case S390_DFP_EXTRACT_SIG_D128: op = "v-d2sig"; break; |
| 6779 | default: goto fail; |
| 6780 | } |
| 6781 | s390_sprintf(buf, "%M %R,%R", op, insn->variant.dfp_unop.dst_hi, |
| 6782 | insn->variant.dfp_unop.op_hi); |
| 6783 | break; |
| 6784 | |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 6785 | case S390_INSN_DFP_INTOP: |
| 6786 | switch (insn->variant.dfp_intop.tag) { |
| 6787 | case S390_DFP_SHIFT_LEFT: op = "v-dshl"; break; |
| 6788 | case S390_DFP_SHIFT_RIGHT: op = "v-dshr"; break; |
florian | 5c53973 | 2013-02-14 14:27:12 +0000 | [diff] [blame] | 6789 | case S390_DFP_INSERT_EXP: op = "v-diexp"; break; |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 6790 | default: goto fail; |
| 6791 | } |
| 6792 | s390_sprintf(buf, "%M %R,%R,%R", op, insn->variant.dfp_intop.dst_hi, |
| 6793 | insn->variant.dfp_intop.op2, |
| 6794 | insn->variant.dfp_intop.op3_hi); |
| 6795 | break; |
| 6796 | |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 6797 | case S390_INSN_DFP_COMPARE: |
florian | 20c6bca | 2012-12-26 17:47:19 +0000 | [diff] [blame] | 6798 | switch (insn->variant.dfp_compare.tag) { |
| 6799 | case S390_DFP_COMPARE: op = "v-dcmp"; break; |
| 6800 | case S390_DFP_COMPARE_EXP: op = "v-dcmpexp"; break; |
| 6801 | default: goto fail; |
| 6802 | } |
| 6803 | s390_sprintf(buf, "%M %R,%R,%R", op, insn->variant.dfp_compare.dst, |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 6804 | insn->variant.dfp_compare.op1_hi, |
| 6805 | insn->variant.dfp_compare.op2_hi); |
| 6806 | break; |
| 6807 | |
| 6808 | case S390_INSN_DFP_CONVERT: |
| 6809 | switch (insn->variant.dfp_convert.tag) { |
| 6810 | case S390_DFP_D32_TO_D64: |
| 6811 | case S390_DFP_D64_TO_D32: |
| 6812 | case S390_DFP_D64_TO_D128: |
| 6813 | case S390_DFP_D128_TO_D64: op = "v-d2d"; break; |
florian | 5f03462 | 2013-01-13 02:29:05 +0000 | [diff] [blame] | 6814 | case S390_DFP_I32_TO_D64: |
florian | a887acd | 2013-02-08 23:32:54 +0000 | [diff] [blame] | 6815 | case S390_DFP_I32_TO_D128: |
| 6816 | case S390_DFP_I64_TO_D64: |
| 6817 | case S390_DFP_I64_TO_D128: op = "v-i2d"; break; |
florian | 5f03462 | 2013-01-13 02:29:05 +0000 | [diff] [blame] | 6818 | case S390_DFP_U32_TO_D64: |
| 6819 | case S390_DFP_U32_TO_D128: |
| 6820 | case S390_DFP_U64_TO_D64: |
| 6821 | case S390_DFP_U64_TO_D128: op = "v-u2d"; break; |
| 6822 | case S390_DFP_D64_TO_I32: |
florian | a887acd | 2013-02-08 23:32:54 +0000 | [diff] [blame] | 6823 | case S390_DFP_D128_TO_I32: |
| 6824 | case S390_DFP_D64_TO_I64: |
| 6825 | case S390_DFP_D128_TO_I64: op = "v-d2i"; break; |
florian | 5f03462 | 2013-01-13 02:29:05 +0000 | [diff] [blame] | 6826 | case S390_DFP_D64_TO_U32: |
| 6827 | case S390_DFP_D64_TO_U64: |
| 6828 | case S390_DFP_D128_TO_U32: |
| 6829 | case S390_DFP_D128_TO_U64: op = "v-d2u"; break; |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 6830 | default: goto fail; |
| 6831 | } |
| 6832 | s390_sprintf(buf, "%M %R,%R", op, insn->variant.dfp_convert.dst_hi, |
| 6833 | insn->variant.dfp_convert.op_hi); |
| 6834 | break; |
| 6835 | |
florian | 5c53973 | 2013-02-14 14:27:12 +0000 | [diff] [blame] | 6836 | case S390_INSN_DFP_REROUND: |
| 6837 | s390_sprintf(buf, "%M %R,%R,%R", "v-drrnd", |
| 6838 | insn->variant.dfp_reround.dst_hi, |
| 6839 | insn->variant.dfp_reround.op2, |
| 6840 | insn->variant.dfp_reround.op3_hi); |
| 6841 | break; |
| 6842 | |
florian | 78d5ef7 | 2013-05-11 15:02:58 +0000 | [diff] [blame] | 6843 | case S390_INSN_FP_CONVERT: { |
| 6844 | s390_fp_convert *fp_convert = insn->variant.fp_convert.details; |
| 6845 | |
| 6846 | switch (fp_convert->tag) { |
florian | 7ab421d | 2013-06-17 21:03:56 +0000 | [diff] [blame] | 6847 | case S390_FP_F32_TO_D32: |
| 6848 | case S390_FP_F32_TO_D64: |
| 6849 | case S390_FP_F32_TO_D128: |
| 6850 | case S390_FP_F64_TO_D32: |
| 6851 | case S390_FP_F64_TO_D64: |
| 6852 | case S390_FP_F64_TO_D128: |
| 6853 | case S390_FP_F128_TO_D32: |
| 6854 | case S390_FP_F128_TO_D64: |
florian | 78d5ef7 | 2013-05-11 15:02:58 +0000 | [diff] [blame] | 6855 | case S390_FP_F128_TO_D128: op = "v-f2d"; break; |
florian | 7ab421d | 2013-06-17 21:03:56 +0000 | [diff] [blame] | 6856 | case S390_FP_D32_TO_F32: |
| 6857 | case S390_FP_D32_TO_F64: |
| 6858 | case S390_FP_D32_TO_F128: |
| 6859 | case S390_FP_D64_TO_F32: |
| 6860 | case S390_FP_D64_TO_F64: |
| 6861 | case S390_FP_D64_TO_F128: |
| 6862 | case S390_FP_D128_TO_F32: |
| 6863 | case S390_FP_D128_TO_F64: |
florian | 78d5ef7 | 2013-05-11 15:02:58 +0000 | [diff] [blame] | 6864 | case S390_FP_D128_TO_F128: op = "v-d2f"; break; |
| 6865 | default: goto fail; |
| 6866 | } |
| 6867 | s390_sprintf(buf, "%M %R,%R", op, fp_convert->dst_hi, |
| 6868 | fp_convert->op_hi); |
| 6869 | break; |
| 6870 | } |
| 6871 | |
sewardj | a52e37e | 2011-04-28 18:48:06 +0000 | [diff] [blame] | 6872 | case S390_INSN_MFENCE: |
| 6873 | s390_sprintf(buf, "%M", "v-mfence"); |
| 6874 | return buf; /* avoid printing "size = ..." which is meaningless */ |
| 6875 | |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 6876 | case S390_INSN_MIMM: |
| 6877 | s390_sprintf(buf, "%M %A,%I", "v-mimm", insn->variant.mimm.dst, |
| 6878 | insn->variant.mimm.value); |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 6879 | break; |
| 6880 | |
florian | f85fe3e | 2012-12-22 02:28:25 +0000 | [diff] [blame] | 6881 | case S390_INSN_MADD: |
| 6882 | s390_sprintf(buf, "%M %A += %I (= %I)", "v-madd", |
| 6883 | insn->variant.madd.dst, |
| 6884 | (Long)(Char)insn->variant.madd.delta, |
| 6885 | insn->variant.madd.value); |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 6886 | break; |
| 6887 | |
florian | 125e20d | 2012-10-07 15:42:37 +0000 | [diff] [blame] | 6888 | case S390_INSN_SET_FPC_BFPRM: |
| 6889 | s390_sprintf(buf, "%M %R", "v-set-fpc-bfprm", |
| 6890 | insn->variant.set_fpc_bfprm.mode); |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 6891 | break; |
| 6892 | |
florian | c8e4f56 | 2012-10-27 16:19:31 +0000 | [diff] [blame] | 6893 | case S390_INSN_SET_FPC_DFPRM: |
| 6894 | s390_sprintf(buf, "%M %R", "v-set-fpc-dfprm", |
| 6895 | insn->variant.set_fpc_dfprm.mode); |
| 6896 | break; |
| 6897 | |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 6898 | case S390_INSN_EVCHECK: |
| 6899 | s390_sprintf(buf, "%M counter = %A, fail-addr = %A", "v-evcheck", |
| 6900 | insn->variant.evcheck.counter, |
| 6901 | insn->variant.evcheck.fail_addr); |
| 6902 | return buf; /* avoid printing "size = ..." which is meaningless */ |
| 6903 | |
| 6904 | case S390_INSN_PROFINC: |
| 6905 | s390_sprintf(buf, "%M", "v-profinc"); |
| 6906 | return buf; /* avoid printing "size = ..." which is meaningless */ |
| 6907 | |
| 6908 | case S390_INSN_XDIRECT: |
| 6909 | s390_sprintf(buf, "%M if (%C) %A = %I %s", "v-xdirect", |
| 6910 | insn->variant.xdirect.cond, |
| 6911 | insn->variant.xdirect.guest_IA, |
| 6912 | insn->variant.xdirect.dst, |
| 6913 | insn->variant.xdirect.to_fast_entry ? "fast" : "slow"); |
| 6914 | return buf; /* avoid printing "size = ..." which is meaningless */ |
| 6915 | |
| 6916 | case S390_INSN_XINDIR: |
| 6917 | s390_sprintf(buf, "%M if (%C) %A = %R", "v-xindir", |
| 6918 | insn->variant.xindir.cond, |
| 6919 | insn->variant.xindir.guest_IA, |
| 6920 | insn->variant.xindir.dst); |
| 6921 | return buf; /* avoid printing "size = ..." which is meaningless */ |
| 6922 | |
| 6923 | case S390_INSN_XASSISTED: |
| 6924 | s390_sprintf(buf, "%M if (%C) %J %A = %R", "v-xassisted", |
| 6925 | insn->variant.xassisted.cond, |
| 6926 | insn->variant.xassisted.kind, |
| 6927 | insn->variant.xassisted.guest_IA, |
| 6928 | insn->variant.xassisted.dst); |
| 6929 | return buf; /* avoid printing "size = ..." which is meaningless */ |
| 6930 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6931 | default: goto fail; |
| 6932 | } |
| 6933 | |
| 6934 | /* Write out how many bytes are involved in the operation */ |
| 6935 | |
| 6936 | { |
| 6937 | UInt len, i; |
| 6938 | |
| 6939 | for (p = buf; *p; ++p) |
| 6940 | continue; |
| 6941 | |
| 6942 | len = p - buf; |
| 6943 | |
| 6944 | if (len < 32) { |
| 6945 | for (i = len; i < 32; ++i) |
| 6946 | p += vex_sprintf(p, " "); |
| 6947 | } else { |
| 6948 | p += vex_sprintf(p, "\t"); |
| 6949 | } |
| 6950 | } |
| 6951 | |
| 6952 | /* Special cases first */ |
| 6953 | switch (insn->tag) { |
| 6954 | case S390_INSN_UNOP: |
| 6955 | switch (insn->variant.unop.tag) { |
| 6956 | case S390_SIGN_EXTEND_8: |
| 6957 | case S390_ZERO_EXTEND_8: p += vex_sprintf(p, "1 -> "); goto common; |
| 6958 | case S390_SIGN_EXTEND_16: |
| 6959 | case S390_ZERO_EXTEND_16: p += vex_sprintf(p, "2 -> "); goto common; |
| 6960 | case S390_SIGN_EXTEND_32: |
| 6961 | case S390_ZERO_EXTEND_32: p += vex_sprintf(p, "4 -> "); goto common; |
| 6962 | default: |
| 6963 | goto common; |
| 6964 | } |
| 6965 | |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 6966 | case S390_INSN_BFP_CONVERT: |
| 6967 | switch (insn->variant.bfp_convert.tag) { |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6968 | case S390_BFP_I32_TO_F32: |
| 6969 | case S390_BFP_I32_TO_F64: |
| 6970 | case S390_BFP_I32_TO_F128: |
florian | 1c8f7ff | 2012-09-01 00:12:11 +0000 | [diff] [blame] | 6971 | case S390_BFP_U32_TO_F32: |
| 6972 | case S390_BFP_U32_TO_F64: |
| 6973 | case S390_BFP_U32_TO_F128: |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6974 | case S390_BFP_F32_TO_I32: |
| 6975 | case S390_BFP_F32_TO_I64: |
florian | 1c8f7ff | 2012-09-01 00:12:11 +0000 | [diff] [blame] | 6976 | case S390_BFP_F32_TO_U32: |
| 6977 | case S390_BFP_F32_TO_U64: |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6978 | case S390_BFP_F32_TO_F64: |
| 6979 | case S390_BFP_F32_TO_F128: p += vex_sprintf(p, "4 -> "); goto common; |
| 6980 | case S390_BFP_I64_TO_F32: |
| 6981 | case S390_BFP_I64_TO_F64: |
| 6982 | case S390_BFP_I64_TO_F128: |
florian | 1c8f7ff | 2012-09-01 00:12:11 +0000 | [diff] [blame] | 6983 | case S390_BFP_U64_TO_F32: |
| 6984 | case S390_BFP_U64_TO_F64: |
| 6985 | case S390_BFP_U64_TO_F128: |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6986 | case S390_BFP_F64_TO_I32: |
| 6987 | case S390_BFP_F64_TO_I64: |
florian | 1c8f7ff | 2012-09-01 00:12:11 +0000 | [diff] [blame] | 6988 | case S390_BFP_F64_TO_U32: |
| 6989 | case S390_BFP_F64_TO_U64: |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6990 | case S390_BFP_F64_TO_F32: |
| 6991 | case S390_BFP_F64_TO_F128: p += vex_sprintf(p, "8 -> "); goto common; |
| 6992 | case S390_BFP_F128_TO_I32: |
| 6993 | case S390_BFP_F128_TO_I64: |
florian | 1c8f7ff | 2012-09-01 00:12:11 +0000 | [diff] [blame] | 6994 | case S390_BFP_F128_TO_U32: |
| 6995 | case S390_BFP_F128_TO_U64: |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 6996 | case S390_BFP_F128_TO_F32: |
| 6997 | case S390_BFP_F128_TO_F64: p += vex_sprintf(p, "16 -> "); goto common; |
| 6998 | default: |
| 6999 | goto common; |
| 7000 | } |
| 7001 | |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 7002 | case S390_INSN_DFP_CONVERT: |
| 7003 | switch (insn->variant.dfp_convert.tag) { |
florian | 5f03462 | 2013-01-13 02:29:05 +0000 | [diff] [blame] | 7004 | case S390_DFP_D32_TO_D64: |
| 7005 | case S390_DFP_I32_TO_D64: |
| 7006 | case S390_DFP_I32_TO_D128: |
| 7007 | case S390_DFP_U32_TO_D64: |
| 7008 | case S390_DFP_U32_TO_D128: p += vex_sprintf(p, "4 -> "); goto common; |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 7009 | case S390_DFP_D64_TO_D32: |
florian | 5f03462 | 2013-01-13 02:29:05 +0000 | [diff] [blame] | 7010 | case S390_DFP_D64_TO_D128: |
florian | a887acd | 2013-02-08 23:32:54 +0000 | [diff] [blame] | 7011 | case S390_DFP_I64_TO_D64: |
| 7012 | case S390_DFP_I64_TO_D128: |
florian | 5f03462 | 2013-01-13 02:29:05 +0000 | [diff] [blame] | 7013 | case S390_DFP_U64_TO_D64: |
| 7014 | case S390_DFP_U64_TO_D128: |
| 7015 | case S390_DFP_D64_TO_I32: |
florian | a887acd | 2013-02-08 23:32:54 +0000 | [diff] [blame] | 7016 | case S390_DFP_D64_TO_I64: |
florian | 5f03462 | 2013-01-13 02:29:05 +0000 | [diff] [blame] | 7017 | case S390_DFP_D64_TO_U32: |
| 7018 | case S390_DFP_D64_TO_U64: p += vex_sprintf(p, "8 -> "); goto common; |
| 7019 | case S390_DFP_D128_TO_D64: |
| 7020 | case S390_DFP_D128_TO_I32: |
florian | a887acd | 2013-02-08 23:32:54 +0000 | [diff] [blame] | 7021 | case S390_DFP_D128_TO_I64: |
florian | 5f03462 | 2013-01-13 02:29:05 +0000 | [diff] [blame] | 7022 | case S390_DFP_D128_TO_U32: |
| 7023 | case S390_DFP_D128_TO_U64: p += vex_sprintf(p, "16 -> "); goto common; |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 7024 | default: |
| 7025 | goto common; |
| 7026 | } |
| 7027 | |
florian | 78d5ef7 | 2013-05-11 15:02:58 +0000 | [diff] [blame] | 7028 | case S390_INSN_FP_CONVERT: { |
| 7029 | s390_fp_convert *fp_convert = insn->variant.fp_convert.details; |
| 7030 | |
| 7031 | switch (fp_convert->tag) { |
florian | 7ab421d | 2013-06-17 21:03:56 +0000 | [diff] [blame] | 7032 | case S390_FP_F32_TO_D32: |
| 7033 | case S390_FP_F32_TO_D64: |
| 7034 | case S390_FP_F32_TO_D128: |
| 7035 | case S390_FP_D32_TO_F32: |
| 7036 | case S390_FP_D32_TO_F64: |
| 7037 | case S390_FP_D32_TO_F128: p += vex_sprintf(p, "4 -> "); goto common; |
| 7038 | case S390_FP_F64_TO_D32: |
florian | 78d5ef7 | 2013-05-11 15:02:58 +0000 | [diff] [blame] | 7039 | case S390_FP_F64_TO_D64: |
florian | 7ab421d | 2013-06-17 21:03:56 +0000 | [diff] [blame] | 7040 | case S390_FP_F64_TO_D128: |
| 7041 | case S390_FP_D64_TO_F32: |
florian | 78d5ef7 | 2013-05-11 15:02:58 +0000 | [diff] [blame] | 7042 | case S390_FP_D64_TO_F64: |
florian | 7ab421d | 2013-06-17 21:03:56 +0000 | [diff] [blame] | 7043 | case S390_FP_D64_TO_F128: p += vex_sprintf(p, "8 -> "); goto common; |
| 7044 | case S390_FP_F128_TO_D32: |
| 7045 | case S390_FP_F128_TO_D64: |
florian | 78d5ef7 | 2013-05-11 15:02:58 +0000 | [diff] [blame] | 7046 | case S390_FP_F128_TO_D128: |
florian | 7ab421d | 2013-06-17 21:03:56 +0000 | [diff] [blame] | 7047 | case S390_FP_D128_TO_F32: |
| 7048 | case S390_FP_D128_TO_F64: |
florian | 78d5ef7 | 2013-05-11 15:02:58 +0000 | [diff] [blame] | 7049 | case S390_FP_D128_TO_F128: p += vex_sprintf(p, "16 -> "); goto common; |
| 7050 | default: |
| 7051 | goto common; |
| 7052 | } |
| 7053 | } |
| 7054 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7055 | default: |
| 7056 | goto common; |
| 7057 | } |
| 7058 | |
| 7059 | /* Common case */ |
| 7060 | common: |
| 7061 | vex_sprintf(p, "%u bytes", (UInt)insn->size); |
| 7062 | |
| 7063 | return buf; |
| 7064 | |
| 7065 | fail: vpanic("s390_insn_as_string"); |
| 7066 | } |
| 7067 | |
| 7068 | |
| 7069 | |
| 7070 | /* Load NUM bytes from memory into register REG using addressing mode AM. */ |
| 7071 | static UChar * |
| 7072 | s390_emit_load_mem(UChar *p, UInt num, UChar reg, const s390_amode *am) |
| 7073 | { |
| 7074 | UInt b = hregNumber(am->b); |
| 7075 | UInt x = hregNumber(am->x); /* 0 for B12 and B20 */ |
| 7076 | UInt d = am->d; |
| 7077 | |
| 7078 | switch (am->tag) { |
| 7079 | case S390_AMODE_B12: |
| 7080 | case S390_AMODE_BX12: |
| 7081 | switch (num) { |
| 7082 | case 1: return s390_emit_IC(p, reg, x, b, d); |
| 7083 | case 2: return s390_emit_LH(p, reg, x, b, d); |
| 7084 | case 4: return s390_emit_L(p, reg, x, b, d); |
| 7085 | case 8: return s390_emit_LG(p, reg, x, b, DISP20(d)); |
| 7086 | default: goto fail; |
| 7087 | } |
| 7088 | break; |
| 7089 | |
| 7090 | case S390_AMODE_B20: |
| 7091 | case S390_AMODE_BX20: |
| 7092 | switch (num) { |
| 7093 | case 1: return s390_emit_ICY(p, reg, x, b, DISP20(d)); |
| 7094 | case 2: return s390_emit_LHY(p, reg, x, b, DISP20(d)); |
| 7095 | case 4: return s390_emit_LY(p, reg, x, b, DISP20(d)); |
| 7096 | case 8: return s390_emit_LG(p, reg, x, b, DISP20(d)); |
| 7097 | default: goto fail; |
| 7098 | } |
| 7099 | break; |
| 7100 | |
| 7101 | default: goto fail; |
| 7102 | } |
| 7103 | |
| 7104 | fail: |
| 7105 | vpanic("s390_emit_load_mem"); |
| 7106 | } |
| 7107 | |
| 7108 | |
| 7109 | /* Load condition code into register REG */ |
| 7110 | static UChar * |
| 7111 | s390_emit_load_cc(UChar *p, UChar reg) |
| 7112 | { |
| 7113 | p = s390_emit_LGHI(p, reg, 0); /* Clear out, cc not affected */ |
| 7114 | p = s390_emit_IPM(p, reg, reg); |
| 7115 | /* Shift 28 bits to the right --> [0,1,2,3] */ |
sewardj | f74c86f | 2011-04-05 14:04:53 +0000 | [diff] [blame] | 7116 | return s390_emit_SRL(p, reg, 0, 28); /* REG = cc */ |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7117 | } |
| 7118 | |
| 7119 | |
| 7120 | /*---------------------------------------------------------------*/ |
| 7121 | /*--- Code generation ---*/ |
| 7122 | /*---------------------------------------------------------------*/ |
| 7123 | |
| 7124 | /* Do not load more bytes than requested. */ |
| 7125 | static UChar * |
| 7126 | s390_insn_load_emit(UChar *buf, const s390_insn *insn) |
| 7127 | { |
| 7128 | UInt r, x, b, d; |
| 7129 | const s390_amode *src; |
| 7130 | |
| 7131 | src = insn->variant.load.src; |
| 7132 | |
| 7133 | r = hregNumber(insn->variant.load.dst); |
| 7134 | |
| 7135 | if (hregClass(insn->variant.load.dst) == HRcFlt64) { |
| 7136 | b = hregNumber(src->b); |
| 7137 | x = hregNumber(src->x); /* 0 for B12 and B20 */ |
| 7138 | d = src->d; |
| 7139 | |
| 7140 | switch (insn->size) { |
| 7141 | |
| 7142 | case 4: |
| 7143 | switch (src->tag) { |
| 7144 | case S390_AMODE_B12: |
| 7145 | case S390_AMODE_BX12: |
| 7146 | return s390_emit_LE(buf, r, x, b, d); |
| 7147 | |
| 7148 | case S390_AMODE_B20: |
| 7149 | case S390_AMODE_BX20: |
| 7150 | return s390_emit_LEY(buf, r, x, b, DISP20(d)); |
| 7151 | } |
| 7152 | break; |
| 7153 | |
| 7154 | case 8: |
| 7155 | switch (src->tag) { |
| 7156 | case S390_AMODE_B12: |
| 7157 | case S390_AMODE_BX12: |
| 7158 | return s390_emit_LD(buf, r, x, b, d); |
| 7159 | |
| 7160 | case S390_AMODE_B20: |
| 7161 | case S390_AMODE_BX20: |
| 7162 | return s390_emit_LDY(buf, r, x, b, DISP20(d)); |
| 7163 | } |
| 7164 | break; |
| 7165 | } |
| 7166 | vpanic("s390_insn_load_emit"); |
| 7167 | } |
| 7168 | |
| 7169 | /* Integer stuff */ |
| 7170 | return s390_emit_load_mem(buf, insn->size, r, src); |
| 7171 | } |
| 7172 | |
| 7173 | |
| 7174 | static UChar * |
| 7175 | s390_insn_store_emit(UChar *buf, const s390_insn *insn) |
| 7176 | { |
| 7177 | UInt r, x, b, d; |
| 7178 | const s390_amode *dst; |
| 7179 | |
| 7180 | dst = insn->variant.store.dst; |
| 7181 | |
| 7182 | r = hregNumber(insn->variant.store.src); |
| 7183 | b = hregNumber(dst->b); |
| 7184 | x = hregNumber(dst->x); /* 0 for B12 and B20 */ |
| 7185 | d = dst->d; |
| 7186 | |
| 7187 | if (hregClass(insn->variant.store.src) == HRcFlt64) { |
| 7188 | switch (insn->size) { |
| 7189 | |
| 7190 | case 4: |
| 7191 | switch (dst->tag) { |
| 7192 | case S390_AMODE_B12: |
| 7193 | case S390_AMODE_BX12: |
| 7194 | return s390_emit_STE(buf, r, x, b, d); |
| 7195 | |
| 7196 | case S390_AMODE_B20: |
| 7197 | case S390_AMODE_BX20: |
| 7198 | return s390_emit_STEY(buf, r, x, b, DISP20(d)); |
| 7199 | } |
| 7200 | break; |
| 7201 | |
| 7202 | case 8: |
| 7203 | switch (dst->tag) { |
| 7204 | case S390_AMODE_B12: |
| 7205 | case S390_AMODE_BX12: |
| 7206 | return s390_emit_STD(buf, r, x, b, d); |
| 7207 | |
| 7208 | case S390_AMODE_B20: |
| 7209 | case S390_AMODE_BX20: |
| 7210 | return s390_emit_STDY(buf, r, x, b, DISP20(d)); |
| 7211 | } |
| 7212 | break; |
| 7213 | } |
| 7214 | vpanic("s390_insn_store_emit"); |
| 7215 | } |
| 7216 | |
| 7217 | /* Integer stuff */ |
| 7218 | switch (insn->size) { |
| 7219 | case 1: |
| 7220 | switch (dst->tag) { |
| 7221 | case S390_AMODE_B12: |
| 7222 | case S390_AMODE_BX12: |
| 7223 | return s390_emit_STC(buf, r, x, b, d); |
| 7224 | |
| 7225 | case S390_AMODE_B20: |
| 7226 | case S390_AMODE_BX20: |
| 7227 | return s390_emit_STCY(buf, r, x, b, DISP20(d)); |
| 7228 | } |
| 7229 | break; |
| 7230 | |
| 7231 | case 2: |
| 7232 | switch (dst->tag) { |
| 7233 | case S390_AMODE_B12: |
| 7234 | case S390_AMODE_BX12: |
| 7235 | return s390_emit_STH(buf, r, x, b, d); |
| 7236 | |
| 7237 | case S390_AMODE_B20: |
| 7238 | case S390_AMODE_BX20: |
| 7239 | return s390_emit_STHY(buf, r, x, b, DISP20(d)); |
| 7240 | } |
| 7241 | break; |
| 7242 | |
| 7243 | case 4: |
| 7244 | switch (dst->tag) { |
| 7245 | case S390_AMODE_B12: |
| 7246 | case S390_AMODE_BX12: |
| 7247 | return s390_emit_ST(buf, r, x, b, d); |
| 7248 | |
| 7249 | case S390_AMODE_B20: |
| 7250 | case S390_AMODE_BX20: |
| 7251 | return s390_emit_STY(buf, r, x, b, DISP20(d)); |
| 7252 | } |
| 7253 | break; |
| 7254 | |
| 7255 | case 8: |
| 7256 | return s390_emit_STG(buf, r, x, b, DISP20(d)); |
| 7257 | |
| 7258 | default: |
| 7259 | break; |
| 7260 | } |
| 7261 | |
| 7262 | vpanic("s390_insn_store_emit"); |
| 7263 | } |
| 7264 | |
| 7265 | |
| 7266 | static UChar * |
| 7267 | s390_insn_move_emit(UChar *buf, const s390_insn *insn) |
| 7268 | { |
| 7269 | UInt dst, src; |
| 7270 | HRegClass dst_class, src_class; |
| 7271 | |
| 7272 | dst = hregNumber(insn->variant.move.dst); |
| 7273 | src = hregNumber(insn->variant.move.src); |
| 7274 | |
| 7275 | dst_class = hregClass(insn->variant.move.dst); |
| 7276 | src_class = hregClass(insn->variant.move.src); |
| 7277 | |
| 7278 | if (dst_class == src_class) { |
| 7279 | if (dst_class == HRcInt64) |
| 7280 | return s390_emit_LGR(buf, dst, src); |
| 7281 | if (dst_class == HRcFlt64) |
| 7282 | return s390_emit_LDR(buf, dst, src); |
| 7283 | } else { |
florian | a782a17 | 2011-12-18 15:51:54 +0000 | [diff] [blame] | 7284 | if (dst_class == HRcFlt64 && src_class == HRcInt64) { |
| 7285 | if (insn->size == 4) { |
| 7286 | buf = s390_emit_SLLG(buf, R0, src, 0, DISP20(32)); /* r0 = src << 32 */ |
| 7287 | return s390_emit_LDGRw(buf, dst, R0); |
| 7288 | } else { |
| 7289 | return s390_emit_LDGRw(buf, dst, src); |
| 7290 | } |
| 7291 | } |
| 7292 | if (dst_class == HRcInt64 && src_class == HRcFlt64) { |
| 7293 | if (insn->size == 4) { |
| 7294 | buf = s390_emit_LGDRw(buf, dst, src); |
| 7295 | return s390_emit_SRLG(buf, dst, dst, 0, DISP20(32)); /* dst >>= 32 */ |
| 7296 | } else { |
| 7297 | return s390_emit_LGDRw(buf, dst, src); |
| 7298 | } |
| 7299 | } |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7300 | /* A move between floating point registers and general purpose |
| 7301 | registers of different size should never occur and indicates |
| 7302 | an error elsewhere. */ |
| 7303 | } |
| 7304 | |
| 7305 | vpanic("s390_insn_move_emit"); |
| 7306 | } |
| 7307 | |
| 7308 | |
| 7309 | static UChar * |
florian | cec3a8a | 2013-02-02 00:16:58 +0000 | [diff] [blame] | 7310 | s390_insn_memcpy_emit(UChar *buf, const s390_insn *insn) |
| 7311 | { |
| 7312 | s390_amode *dst = insn->variant.memcpy.dst; |
| 7313 | s390_amode *src = insn->variant.memcpy.src; |
| 7314 | |
| 7315 | return s390_emit_MVC(buf, insn->size - 1, hregNumber(dst->b), dst->d, |
| 7316 | hregNumber(src->b), src->d); |
| 7317 | } |
| 7318 | |
| 7319 | |
| 7320 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7321 | s390_insn_load_immediate_emit(UChar *buf, const s390_insn *insn) |
| 7322 | { |
| 7323 | UInt r; |
| 7324 | ULong value = insn->variant.load_immediate.value; |
| 7325 | |
| 7326 | r = hregNumber(insn->variant.load_immediate.dst); |
| 7327 | |
| 7328 | if (hregClass(insn->variant.load_immediate.dst) == HRcFlt64) { |
| 7329 | vassert(value == 0); |
| 7330 | switch (insn->size) { |
| 7331 | case 4: return s390_emit_LZER(buf, r, value); |
| 7332 | case 8: return s390_emit_LZDR(buf, r, value); |
| 7333 | } |
| 7334 | vpanic("s390_insn_load_immediate_emit"); |
| 7335 | } |
| 7336 | |
| 7337 | switch (insn->size) { |
| 7338 | case 1: |
| 7339 | case 2: |
| 7340 | /* Load the immediate values as a 4 byte value. That does not hurt as |
| 7341 | those extra bytes will not be looked at. Fall through .... */ |
| 7342 | case 4: |
| 7343 | return s390_emit_load_32imm(buf, r, value); |
| 7344 | |
| 7345 | case 8: |
| 7346 | return s390_emit_load_64imm(buf, r, value); |
| 7347 | } |
| 7348 | |
| 7349 | vpanic("s390_insn_load_immediate_emit"); |
| 7350 | } |
| 7351 | |
| 7352 | |
| 7353 | /* There is no easy way to do ALU operations on 1-byte or 2-byte operands. |
| 7354 | So we simply perform a 4-byte operation. Doing so uses possibly undefined |
| 7355 | bits and produces an undefined result in those extra bit positions. But |
| 7356 | upstream does not look at those positions, so this is OK. */ |
| 7357 | static UChar * |
| 7358 | s390_insn_alu_emit(UChar *buf, const s390_insn *insn) |
| 7359 | { |
| 7360 | s390_opnd_RMI op2; |
| 7361 | UInt dst; |
| 7362 | |
| 7363 | dst = hregNumber(insn->variant.alu.dst); |
| 7364 | op2 = insn->variant.alu.op2; |
| 7365 | |
| 7366 | /* Second operand is in a register */ |
| 7367 | if (op2.tag == S390_OPND_REG) { |
| 7368 | UInt r2 = hregNumber(op2.variant.reg); |
| 7369 | |
| 7370 | switch (insn->size) { |
| 7371 | case 1: |
| 7372 | case 2: |
| 7373 | case 4: |
| 7374 | switch (insn->variant.alu.tag) { |
| 7375 | case S390_ALU_ADD: return s390_emit_AR(buf, dst, r2); |
| 7376 | case S390_ALU_SUB: return s390_emit_SR(buf, dst, r2); |
| 7377 | case S390_ALU_MUL: return s390_emit_MSR(buf, dst, r2); |
| 7378 | case S390_ALU_AND: return s390_emit_NR(buf, dst, r2); |
| 7379 | case S390_ALU_OR: return s390_emit_OR(buf, dst, r2); |
| 7380 | case S390_ALU_XOR: return s390_emit_XR(buf, dst, r2); |
sewardj | 3c49aaa | 2011-04-05 14:00:37 +0000 | [diff] [blame] | 7381 | case S390_ALU_LSH: return s390_emit_SLL(buf, dst, r2, 0); |
| 7382 | case S390_ALU_RSH: return s390_emit_SRL(buf, dst, r2, 0); |
| 7383 | case S390_ALU_RSHA: return s390_emit_SRA(buf, dst, r2, 0); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7384 | } |
| 7385 | goto fail; |
| 7386 | |
| 7387 | case 8: |
| 7388 | switch (insn->variant.alu.tag) { |
| 7389 | case S390_ALU_ADD: return s390_emit_AGR(buf, dst, r2); |
| 7390 | case S390_ALU_SUB: return s390_emit_SGR(buf, dst, r2); |
| 7391 | case S390_ALU_MUL: return s390_emit_MSGR(buf, dst, r2); |
| 7392 | case S390_ALU_AND: return s390_emit_NGR(buf, dst, r2); |
| 7393 | case S390_ALU_OR: return s390_emit_OGR(buf, dst, r2); |
| 7394 | case S390_ALU_XOR: return s390_emit_XGR(buf, dst, r2); |
| 7395 | case S390_ALU_LSH: return s390_emit_SLLG(buf, dst, dst, r2, DISP20(0)); |
| 7396 | case S390_ALU_RSH: return s390_emit_SRLG(buf, dst, dst, r2, DISP20(0)); |
| 7397 | case S390_ALU_RSHA: return s390_emit_SRAG(buf, dst, dst, r2, DISP20(0)); |
| 7398 | } |
| 7399 | goto fail; |
| 7400 | } |
| 7401 | goto fail; |
| 7402 | } |
| 7403 | |
| 7404 | /* 2nd operand is in memory */ |
| 7405 | if (op2.tag == S390_OPND_AMODE) { |
| 7406 | UInt b, x, d; |
| 7407 | const s390_amode *src = op2.variant.am; |
| 7408 | |
| 7409 | b = hregNumber(src->b); |
| 7410 | x = hregNumber(src->x); /* 0 for B12 and B20 */ |
| 7411 | d = src->d; |
| 7412 | |
| 7413 | /* Shift operands are special here as there are no opcodes that |
sewardj | e0dd77e | 2011-04-27 12:07:01 +0000 | [diff] [blame] | 7414 | allow a memory operand. So we first load the 2nd operand into |
| 7415 | some register. R0 is used to save restore the contents of the |
| 7416 | chosen register.. */ |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 7417 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7418 | if (insn->variant.alu.tag == S390_ALU_LSH || |
| 7419 | insn->variant.alu.tag == S390_ALU_RSH || |
| 7420 | insn->variant.alu.tag == S390_ALU_RSHA) { |
sewardj | e0dd77e | 2011-04-27 12:07:01 +0000 | [diff] [blame] | 7421 | UInt b2; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7422 | |
sewardj | e0dd77e | 2011-04-27 12:07:01 +0000 | [diff] [blame] | 7423 | /* Choose a register (other than DST or R0) into which to stick the |
| 7424 | shift amount. The following works because r15 is reserved and |
| 7425 | thusly dst != 15. */ |
| 7426 | vassert(dst != 15); /* extra paranoia */ |
| 7427 | b2 = (dst + 1) % 16; |
| 7428 | |
| 7429 | buf = s390_emit_LGR(buf, R0, b2); /* save */ |
| 7430 | |
| 7431 | /* Loading SRC to B2 does not modify R0. */ |
| 7432 | buf = s390_emit_load_mem(buf, insn->size, b2, src); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7433 | |
| 7434 | if (insn->size == 8) { |
sewardj | e0dd77e | 2011-04-27 12:07:01 +0000 | [diff] [blame] | 7435 | switch (insn->variant.alu.tag) { |
| 7436 | case S390_ALU_LSH: |
| 7437 | buf = s390_emit_SLLG(buf, dst, dst, b2, DISP20(0)); |
| 7438 | break; |
| 7439 | case S390_ALU_RSH: |
| 7440 | buf = s390_emit_SRLG(buf, dst, dst, b2, DISP20(0)); |
| 7441 | break; |
| 7442 | case S390_ALU_RSHA: |
| 7443 | buf = s390_emit_SRAG(buf, dst, dst, b2, DISP20(0)); |
| 7444 | break; |
| 7445 | default: /* unreachable */ |
| 7446 | goto fail; |
| 7447 | } |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7448 | } else { |
sewardj | e0dd77e | 2011-04-27 12:07:01 +0000 | [diff] [blame] | 7449 | switch (insn->variant.alu.tag) { |
| 7450 | case S390_ALU_LSH: |
| 7451 | buf = s390_emit_SLL(buf, dst, b2, 0); |
| 7452 | break; |
| 7453 | case S390_ALU_RSH: |
| 7454 | buf = s390_emit_SRL(buf, dst, b2, 0); |
| 7455 | break; |
| 7456 | case S390_ALU_RSHA: |
| 7457 | buf = s390_emit_SRA(buf, dst, b2, 0); |
| 7458 | break; |
| 7459 | default: /* unreachable */ |
| 7460 | goto fail; |
| 7461 | } |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7462 | } |
sewardj | e0dd77e | 2011-04-27 12:07:01 +0000 | [diff] [blame] | 7463 | return s390_emit_LGR(buf, b2, R0); /* restore */ |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7464 | } |
| 7465 | |
| 7466 | switch (insn->size) { |
| 7467 | case 1: |
| 7468 | /* Move the byte from memory into scratch register r0 */ |
| 7469 | buf = s390_emit_load_mem(buf, 1, R0, src); |
| 7470 | |
| 7471 | switch (insn->variant.alu.tag) { |
| 7472 | case S390_ALU_ADD: return s390_emit_AR(buf, dst, R0); |
| 7473 | case S390_ALU_SUB: return s390_emit_SR(buf, dst, R0); |
| 7474 | case S390_ALU_MUL: return s390_emit_MSR(buf, dst, R0); |
| 7475 | case S390_ALU_AND: return s390_emit_NR(buf, dst, R0); |
| 7476 | case S390_ALU_OR: return s390_emit_OR(buf, dst, R0); |
| 7477 | case S390_ALU_XOR: return s390_emit_XR(buf, dst, R0); |
| 7478 | case S390_ALU_LSH: |
| 7479 | case S390_ALU_RSH: |
| 7480 | case S390_ALU_RSHA: ; /* avoid GCC warning */ |
| 7481 | } |
| 7482 | goto fail; |
| 7483 | |
| 7484 | case 2: |
| 7485 | switch (src->tag) { |
| 7486 | case S390_AMODE_B12: |
| 7487 | case S390_AMODE_BX12: |
| 7488 | switch (insn->variant.alu.tag) { |
| 7489 | case S390_ALU_ADD: |
| 7490 | return s390_emit_AH(buf, dst, x, b, d); |
| 7491 | |
| 7492 | case S390_ALU_SUB: |
| 7493 | return s390_emit_SH(buf, dst, x, b, d); |
| 7494 | |
| 7495 | case S390_ALU_MUL: |
| 7496 | return s390_emit_MH(buf, dst, x, b, d); |
| 7497 | |
| 7498 | /* For bitwise operations: Move two bytes from memory into scratch |
| 7499 | register r0; then perform operation */ |
| 7500 | case S390_ALU_AND: |
| 7501 | buf = s390_emit_LH(buf, R0, x, b, d); |
| 7502 | return s390_emit_NR(buf, dst, R0); |
| 7503 | |
| 7504 | case S390_ALU_OR: |
| 7505 | buf = s390_emit_LH(buf, R0, x, b, d); |
| 7506 | return s390_emit_OR(buf, dst, R0); |
| 7507 | |
| 7508 | case S390_ALU_XOR: |
| 7509 | buf = s390_emit_LH(buf, R0, x, b, d); |
| 7510 | return s390_emit_XR(buf, dst, R0); |
| 7511 | |
| 7512 | case S390_ALU_LSH: |
| 7513 | case S390_ALU_RSH: |
| 7514 | case S390_ALU_RSHA: ; /* avoid GCC warning */ |
| 7515 | } |
| 7516 | goto fail; |
| 7517 | |
| 7518 | case S390_AMODE_B20: |
| 7519 | case S390_AMODE_BX20: |
| 7520 | switch (insn->variant.alu.tag) { |
| 7521 | case S390_ALU_ADD: |
| 7522 | return s390_emit_AHY(buf, dst, x, b, DISP20(d)); |
| 7523 | |
| 7524 | case S390_ALU_SUB: |
| 7525 | return s390_emit_SHY(buf, dst, x, b, DISP20(d)); |
| 7526 | |
| 7527 | case S390_ALU_MUL: |
sewardj | eae8db5 | 2011-03-24 09:01:50 +0000 | [diff] [blame] | 7528 | return s390_emit_MHYw(buf, dst, x, b, DISP20(d)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7529 | |
| 7530 | /* For bitwise operations: Move two bytes from memory into scratch |
| 7531 | register r0; then perform operation */ |
| 7532 | case S390_ALU_AND: |
| 7533 | buf = s390_emit_LHY(buf, R0, x, b, DISP20(d)); |
| 7534 | return s390_emit_NR(buf, dst, R0); |
| 7535 | |
| 7536 | case S390_ALU_OR: |
| 7537 | buf = s390_emit_LHY(buf, R0, x, b, DISP20(d)); |
| 7538 | return s390_emit_OR(buf, dst, R0); |
| 7539 | |
| 7540 | case S390_ALU_XOR: |
| 7541 | buf = s390_emit_LHY(buf, R0, x, b, DISP20(d)); |
| 7542 | return s390_emit_XR(buf, dst, R0); |
| 7543 | |
| 7544 | case S390_ALU_LSH: |
| 7545 | case S390_ALU_RSH: |
| 7546 | case S390_ALU_RSHA: ; /* avoid GCC warning */ |
| 7547 | } |
| 7548 | goto fail; |
| 7549 | } |
| 7550 | goto fail; |
| 7551 | |
| 7552 | case 4: |
| 7553 | switch (src->tag) { |
| 7554 | case S390_AMODE_B12: |
| 7555 | case S390_AMODE_BX12: |
| 7556 | switch (insn->variant.alu.tag) { |
| 7557 | case S390_ALU_ADD: return s390_emit_A(buf, dst, x, b, d); |
| 7558 | case S390_ALU_SUB: return s390_emit_S(buf, dst, x, b, d); |
| 7559 | case S390_ALU_MUL: return s390_emit_MS(buf, dst, x, b, d); |
| 7560 | case S390_ALU_AND: return s390_emit_N(buf, dst, x, b, d); |
| 7561 | case S390_ALU_OR: return s390_emit_O(buf, dst, x, b, d); |
| 7562 | case S390_ALU_XOR: return s390_emit_X(buf, dst, x, b, d); |
| 7563 | case S390_ALU_LSH: |
| 7564 | case S390_ALU_RSH: |
| 7565 | case S390_ALU_RSHA: ; /* avoid GCC warning */ |
| 7566 | } |
| 7567 | goto fail; |
| 7568 | |
| 7569 | case S390_AMODE_B20: |
| 7570 | case S390_AMODE_BX20: |
| 7571 | switch (insn->variant.alu.tag) { |
| 7572 | case S390_ALU_ADD: return s390_emit_AY(buf, dst, x, b, DISP20(d)); |
| 7573 | case S390_ALU_SUB: return s390_emit_SY(buf, dst, x, b, DISP20(d)); |
| 7574 | case S390_ALU_MUL: return s390_emit_MSY(buf, dst, x, b, DISP20(d)); |
| 7575 | case S390_ALU_AND: return s390_emit_NY(buf, dst, x, b, DISP20(d)); |
| 7576 | case S390_ALU_OR: return s390_emit_OY(buf, dst, x, b, DISP20(d)); |
| 7577 | case S390_ALU_XOR: return s390_emit_XY(buf, dst, x, b, DISP20(d)); |
| 7578 | case S390_ALU_LSH: |
| 7579 | case S390_ALU_RSH: |
| 7580 | case S390_ALU_RSHA: ; /* avoid GCC warning */ |
| 7581 | } |
| 7582 | goto fail; |
| 7583 | } |
| 7584 | goto fail; |
| 7585 | |
| 7586 | case 8: |
| 7587 | switch (insn->variant.alu.tag) { |
| 7588 | case S390_ALU_ADD: return s390_emit_AG(buf, dst, x, b, DISP20(d)); |
| 7589 | case S390_ALU_SUB: return s390_emit_SG(buf, dst, x, b, DISP20(d)); |
| 7590 | case S390_ALU_MUL: return s390_emit_MSG(buf, dst, x, b, DISP20(d)); |
| 7591 | case S390_ALU_AND: return s390_emit_NG(buf, dst, x, b, DISP20(d)); |
| 7592 | case S390_ALU_OR: return s390_emit_OG(buf, dst, x, b, DISP20(d)); |
| 7593 | case S390_ALU_XOR: return s390_emit_XG(buf, dst, x, b, DISP20(d)); |
| 7594 | case S390_ALU_LSH: |
| 7595 | case S390_ALU_RSH: |
| 7596 | case S390_ALU_RSHA: ; /* avoid GCC warning */ |
| 7597 | } |
| 7598 | goto fail; |
| 7599 | } |
| 7600 | goto fail; |
| 7601 | } |
| 7602 | |
| 7603 | /* 2nd operand is an immediate value */ |
| 7604 | if (op2.tag == S390_OPND_IMMEDIATE) { |
| 7605 | ULong value; |
| 7606 | |
| 7607 | /* No masking of the value is required as it is not sign extended */ |
| 7608 | value = op2.variant.imm; |
| 7609 | |
| 7610 | switch (insn->size) { |
| 7611 | case 1: |
| 7612 | case 2: |
| 7613 | /* There is no 1-byte opcode. Do the computation in |
| 7614 | 2 bytes. The extra byte will be ignored. */ |
| 7615 | switch (insn->variant.alu.tag) { |
| 7616 | case S390_ALU_ADD: |
| 7617 | return s390_emit_AHI(buf, dst, value); |
| 7618 | |
| 7619 | case S390_ALU_SUB: |
sewardj | b13a92a | 2011-04-13 14:44:29 +0000 | [diff] [blame] | 7620 | return s390_emit_SLFIw(buf, dst, value); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7621 | |
| 7622 | case S390_ALU_MUL: |
| 7623 | return s390_emit_MHI(buf, dst, value); |
| 7624 | |
| 7625 | case S390_ALU_AND: return s390_emit_NILL(buf, dst, value); |
| 7626 | case S390_ALU_OR: return s390_emit_OILL(buf, dst, value); |
| 7627 | case S390_ALU_XOR: |
| 7628 | /* There is no XILL instruction. Load the immediate value into |
| 7629 | R0 and combine with the destination register. */ |
| 7630 | buf = s390_emit_LHI(buf, R0, value); |
| 7631 | return s390_emit_XR(buf, dst, R0); |
| 7632 | |
| 7633 | case S390_ALU_LSH: |
sewardj | 3c49aaa | 2011-04-05 14:00:37 +0000 | [diff] [blame] | 7634 | return s390_emit_SLL(buf, dst, 0, value); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7635 | |
| 7636 | case S390_ALU_RSH: |
sewardj | 3c49aaa | 2011-04-05 14:00:37 +0000 | [diff] [blame] | 7637 | return s390_emit_SRL(buf, dst, 0, value); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7638 | |
| 7639 | case S390_ALU_RSHA: |
sewardj | 3c49aaa | 2011-04-05 14:00:37 +0000 | [diff] [blame] | 7640 | return s390_emit_SRA(buf, dst, 0, value); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7641 | } |
| 7642 | goto fail; |
| 7643 | |
| 7644 | case 4: |
| 7645 | switch (insn->variant.alu.tag) { |
| 7646 | case S390_ALU_ADD: |
| 7647 | if (uint_fits_signed_16bit(value)) { |
| 7648 | return s390_emit_AHI(buf, dst, value); |
| 7649 | } |
| 7650 | return s390_emit_AFIw(buf, dst, value); |
| 7651 | |
| 7652 | case S390_ALU_SUB: return s390_emit_SLFIw(buf, dst, value); |
| 7653 | case S390_ALU_MUL: return s390_emit_MSFIw(buf, dst, value); |
| 7654 | case S390_ALU_AND: return s390_emit_NILFw(buf, dst, value); |
| 7655 | case S390_ALU_OR: return s390_emit_OILFw(buf, dst, value); |
| 7656 | case S390_ALU_XOR: return s390_emit_XILFw(buf, dst, value); |
sewardj | 3c49aaa | 2011-04-05 14:00:37 +0000 | [diff] [blame] | 7657 | case S390_ALU_LSH: return s390_emit_SLL(buf, dst, 0, value); |
| 7658 | case S390_ALU_RSH: return s390_emit_SRL(buf, dst, 0, value); |
| 7659 | case S390_ALU_RSHA: return s390_emit_SRA(buf, dst, 0, value); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7660 | } |
| 7661 | goto fail; |
| 7662 | |
| 7663 | case 8: |
| 7664 | switch (insn->variant.alu.tag) { |
| 7665 | case S390_ALU_ADD: |
| 7666 | if (ulong_fits_signed_16bit(value)) { |
| 7667 | return s390_emit_AGHI(buf, dst, value); |
| 7668 | } |
| 7669 | if (ulong_fits_signed_32bit(value) && s390_host_has_eimm) { |
| 7670 | return s390_emit_AGFI(buf, dst, value); |
| 7671 | } |
| 7672 | /* Load constant into R0 then add */ |
| 7673 | buf = s390_emit_load_64imm(buf, R0, value); |
| 7674 | return s390_emit_AGR(buf, dst, R0); |
| 7675 | |
| 7676 | case S390_ALU_SUB: |
sewardj | b13a92a | 2011-04-13 14:44:29 +0000 | [diff] [blame] | 7677 | if (ulong_fits_unsigned_32bit(value)) { |
| 7678 | return s390_emit_SLGFIw(buf, dst, value); |
| 7679 | } |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7680 | /* Load value into R0; then subtract from destination reg */ |
| 7681 | buf = s390_emit_load_64imm(buf, R0, value); |
| 7682 | return s390_emit_SGR(buf, dst, R0); |
| 7683 | |
| 7684 | case S390_ALU_MUL: |
| 7685 | if (ulong_fits_signed_32bit(value) && s390_host_has_gie) { |
| 7686 | return s390_emit_MSGFI(buf, dst, value); |
| 7687 | } |
| 7688 | /* Load constant into R0 then add */ |
| 7689 | buf = s390_emit_load_64imm(buf, R0, value); |
| 7690 | return s390_emit_MSGR(buf, dst, R0); |
| 7691 | |
| 7692 | /* Do it in two steps: upper half [0:31] and lower half [32:63] */ |
| 7693 | case S390_ALU_AND: |
| 7694 | if (s390_host_has_eimm) { |
| 7695 | buf = s390_emit_NIHF(buf, dst, value >> 32); |
| 7696 | return s390_emit_NILF(buf, dst, value & 0xFFFFFFFF); |
| 7697 | } |
| 7698 | /* Load value into R0; then combine with destination reg */ |
| 7699 | buf = s390_emit_load_64imm(buf, R0, value); |
| 7700 | return s390_emit_NGR(buf, dst, R0); |
| 7701 | |
| 7702 | case S390_ALU_OR: |
| 7703 | if (s390_host_has_eimm) { |
| 7704 | buf = s390_emit_OIHF(buf, dst, value >> 32); |
| 7705 | return s390_emit_OILF(buf, dst, value & 0xFFFFFFFF); |
| 7706 | } |
| 7707 | /* Load value into R0; then combine with destination reg */ |
| 7708 | buf = s390_emit_load_64imm(buf, R0, value); |
| 7709 | return s390_emit_OGR(buf, dst, R0); |
| 7710 | |
| 7711 | case S390_ALU_XOR: |
| 7712 | if (s390_host_has_eimm) { |
| 7713 | buf = s390_emit_XIHF(buf, dst, value >> 32); |
| 7714 | return s390_emit_XILF(buf, dst, value & 0xFFFFFFFF); |
| 7715 | } |
| 7716 | /* Load value into R0; then combine with destination reg */ |
| 7717 | buf = s390_emit_load_64imm(buf, R0, value); |
| 7718 | return s390_emit_XGR(buf, dst, R0); |
| 7719 | |
sewardj | 652b56a | 2011-04-13 15:38:17 +0000 | [diff] [blame] | 7720 | /* No special considerations for long displacement here. Only the six |
| 7721 | least significant bits of VALUE will be taken; all other bits are |
| 7722 | ignored. So the DH2 bits are irrelevant and do not influence the |
| 7723 | shift operation, independent of whether long-displacement is available |
| 7724 | or not. */ |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7725 | case S390_ALU_LSH: return s390_emit_SLLG(buf, dst, dst, 0, DISP20(value)); |
| 7726 | case S390_ALU_RSH: return s390_emit_SRLG(buf, dst, dst, 0, DISP20(value)); |
| 7727 | case S390_ALU_RSHA: return s390_emit_SRAG(buf, dst, dst, 0, DISP20(value)); |
| 7728 | } |
| 7729 | goto fail; |
| 7730 | } |
| 7731 | goto fail; |
| 7732 | } |
| 7733 | |
| 7734 | fail: |
| 7735 | vpanic("s390_insn_alu_emit"); |
| 7736 | } |
| 7737 | |
| 7738 | |
| 7739 | static UChar * |
| 7740 | s390_widen_emit(UChar *buf, const s390_insn *insn, UInt from_size, |
| 7741 | Bool sign_extend) |
| 7742 | { |
sewardj | 06122e7 | 2011-03-28 12:14:48 +0000 | [diff] [blame] | 7743 | s390_opnd_RMI opnd = insn->variant.unop.src; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7744 | |
| 7745 | switch (opnd.tag) { |
| 7746 | case S390_OPND_REG: { |
| 7747 | UChar r1 = hregNumber(insn->variant.unop.dst); |
| 7748 | UChar r2 = hregNumber(opnd.variant.reg); |
| 7749 | |
| 7750 | switch (from_size) { |
| 7751 | case 1: |
| 7752 | /* Widening to a half-word is implemented like widening to a word |
| 7753 | because the upper half-word will not be looked at. */ |
| 7754 | if (insn->size == 4 || insn->size == 2) { /* 8 --> 32 8 --> 16 */ |
| 7755 | if (sign_extend) |
| 7756 | return s390_emit_LBRw(buf, r1, r2); |
| 7757 | else |
| 7758 | return s390_emit_LLCRw(buf, r1, r2); |
| 7759 | } |
| 7760 | if (insn->size == 8) { /* 8 --> 64 */ |
| 7761 | if (sign_extend) |
| 7762 | return s390_emit_LGBRw(buf, r1, r2); |
| 7763 | else |
| 7764 | return s390_emit_LLGCRw(buf, r1, r2); |
| 7765 | } |
| 7766 | goto fail; |
| 7767 | |
| 7768 | case 2: |
| 7769 | if (insn->size == 4) { /* 16 --> 32 */ |
| 7770 | if (sign_extend) |
| 7771 | return s390_emit_LHRw(buf, r1, r2); |
| 7772 | else |
| 7773 | return s390_emit_LLHRw(buf, r1, r2); |
| 7774 | } |
| 7775 | if (insn->size == 8) { /* 16 --> 64 */ |
| 7776 | if (sign_extend) |
| 7777 | return s390_emit_LGHRw(buf, r1, r2); |
| 7778 | else |
| 7779 | return s390_emit_LLGHRw(buf, r1, r2); |
| 7780 | } |
| 7781 | goto fail; |
| 7782 | |
| 7783 | case 4: |
| 7784 | if (insn->size == 8) { /* 32 --> 64 */ |
| 7785 | if (sign_extend) |
| 7786 | return s390_emit_LGFR(buf, r1, r2); |
| 7787 | else |
| 7788 | return s390_emit_LLGFR(buf, r1, r2); |
| 7789 | } |
| 7790 | goto fail; |
| 7791 | |
| 7792 | default: /* unexpected "from" size */ |
| 7793 | goto fail; |
| 7794 | } |
| 7795 | } |
| 7796 | |
| 7797 | case S390_OPND_AMODE: { |
| 7798 | UChar r1 = hregNumber(insn->variant.unop.dst); |
| 7799 | const s390_amode *src = opnd.variant.am; |
| 7800 | UChar b = hregNumber(src->b); |
| 7801 | UChar x = hregNumber(src->x); |
| 7802 | Int d = src->d; |
| 7803 | |
| 7804 | switch (from_size) { |
| 7805 | case 1: |
| 7806 | if (insn->size == 4 || insn->size == 2) { |
| 7807 | if (sign_extend) |
florian | dc6e747 | 2014-12-08 14:01:33 +0000 | [diff] [blame] | 7808 | return s390_emit_LB(buf, r1, x, b, DISP20(d)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7809 | else |
| 7810 | return s390_emit_LLCw(buf, r1, x, b, DISP20(d)); |
| 7811 | } |
| 7812 | if (insn->size == 8) { |
| 7813 | if (sign_extend) |
florian | dc6e747 | 2014-12-08 14:01:33 +0000 | [diff] [blame] | 7814 | return s390_emit_LGB(buf, r1, x, b, DISP20(d)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7815 | else |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7816 | return s390_emit_LLGC(buf, r1, x, b, DISP20(d)); |
| 7817 | } |
| 7818 | goto fail; |
| 7819 | |
| 7820 | case 2: |
| 7821 | if (insn->size == 4) { /* 16 --> 32 */ |
| 7822 | if (sign_extend == 0) |
| 7823 | return s390_emit_LLHw(buf, r1, x, b, DISP20(d)); |
| 7824 | |
| 7825 | switch (src->tag) { |
| 7826 | case S390_AMODE_B12: |
| 7827 | case S390_AMODE_BX12: |
| 7828 | return s390_emit_LH(buf, r1, x, b, d); |
| 7829 | |
| 7830 | case S390_AMODE_B20: |
| 7831 | case S390_AMODE_BX20: |
| 7832 | return s390_emit_LHY(buf, r1, x, b, DISP20(d)); |
| 7833 | } |
| 7834 | goto fail; |
| 7835 | } |
| 7836 | if (insn->size == 8) { /* 16 --> 64 */ |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7837 | if (sign_extend) |
| 7838 | return s390_emit_LGH(buf, r1, x, b, DISP20(d)); |
| 7839 | else |
| 7840 | return s390_emit_LLGH(buf, r1, x, b, DISP20(d)); |
| 7841 | } |
| 7842 | goto fail; |
| 7843 | |
| 7844 | case 4: |
| 7845 | if (insn->size == 8) { /* 32 --> 64 */ |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 7846 | if (sign_extend) |
| 7847 | return s390_emit_LGF(buf, r1, x, b, DISP20(d)); |
| 7848 | else |
| 7849 | return s390_emit_LLGF(buf, r1, x, b, DISP20(d)); |
| 7850 | } |
| 7851 | goto fail; |
| 7852 | |
| 7853 | default: /* unexpected "from" size */ |
| 7854 | goto fail; |
| 7855 | } |
| 7856 | } |
| 7857 | |
| 7858 | case S390_OPND_IMMEDIATE: { |
| 7859 | UChar r1 = hregNumber(insn->variant.unop.dst); |
| 7860 | ULong value = opnd.variant.imm; |
| 7861 | |
| 7862 | switch (from_size) { |
| 7863 | case 1: |
| 7864 | if (insn->size == 4 || insn->size == 2) { /* 8 --> 32 8 --> 16 */ |
| 7865 | if (sign_extend) { |
| 7866 | /* host can do the sign extension to 16-bit; LHI does the rest */ |
| 7867 | return s390_emit_LHI(buf, r1, (Short)(Char)(UChar)value); |
| 7868 | } else { |
| 7869 | return s390_emit_LHI(buf, r1, value); |
| 7870 | } |
| 7871 | } |
| 7872 | if (insn->size == 8) { /* 8 --> 64 */ |
| 7873 | if (sign_extend) { |
| 7874 | /* host can do the sign extension to 16-bit; LGHI does the rest */ |
| 7875 | return s390_emit_LGHI(buf, r1, (Short)(Char)(UChar)value); |
| 7876 | } else { |
| 7877 | return s390_emit_LGHI(buf, r1, value); |
| 7878 | } |
| 7879 | } |
| 7880 | goto fail; |
| 7881 | |
| 7882 | case 2: |
| 7883 | if (insn->size == 4) { /* 16 --> 32 */ |
| 7884 | return s390_emit_LHI(buf, r1, value); |
| 7885 | } |
| 7886 | if (insn->size == 8) { /* 16 --> 64 */ |
| 7887 | if (sign_extend) |
| 7888 | return s390_emit_LGHI(buf, r1, value); |
| 7889 | else |
| 7890 | return s390_emit_LLILL(buf, r1, value); |
| 7891 | } |
| 7892 | goto fail; |
| 7893 | |
| 7894 | case 4: |
| 7895 | if (insn->size == 8) { /* 32 --> 64 */ |
| 7896 | if (sign_extend) |
| 7897 | return s390_emit_LGFIw(buf, r1, value); |
| 7898 | else |
| 7899 | return s390_emit_LLILFw(buf, r1, value); |
| 7900 | } |
| 7901 | goto fail; |
| 7902 | |
| 7903 | default: /* unexpected "from" size */ |
| 7904 | goto fail; |
| 7905 | } |
| 7906 | } |
| 7907 | } |
| 7908 | |
| 7909 | fail: |
| 7910 | vpanic("s390_widen_emit"); |
| 7911 | } |
| 7912 | |
| 7913 | |
| 7914 | static UChar * |
| 7915 | s390_negate_emit(UChar *buf, const s390_insn *insn) |
| 7916 | { |
| 7917 | s390_opnd_RMI opnd; |
| 7918 | |
| 7919 | opnd = insn->variant.unop.src; |
| 7920 | |
| 7921 | switch (opnd.tag) { |
| 7922 | case S390_OPND_REG: { |
| 7923 | UChar r1 = hregNumber(insn->variant.unop.dst); |
| 7924 | UChar r2 = hregNumber(opnd.variant.reg); |
| 7925 | |
| 7926 | switch (insn->size) { |
| 7927 | case 1: |
| 7928 | case 2: |
| 7929 | case 4: |
| 7930 | return s390_emit_LCR(buf, r1, r2); |
| 7931 | |
| 7932 | case 8: |
| 7933 | return s390_emit_LCGR(buf, r1, r2); |
| 7934 | |
| 7935 | default: |
| 7936 | goto fail; |
| 7937 | } |
| 7938 | } |
| 7939 | |
| 7940 | case S390_OPND_AMODE: { |
| 7941 | UChar r1 = hregNumber(insn->variant.unop.dst); |
| 7942 | |
| 7943 | /* Load bytes into scratch register R0, then negate */ |
| 7944 | buf = s390_emit_load_mem(buf, insn->size, R0, opnd.variant.am); |
| 7945 | |
| 7946 | switch (insn->size) { |
| 7947 | case 1: |
| 7948 | case 2: |
| 7949 | case 4: |
| 7950 | return s390_emit_LCR(buf, r1, R0); |
| 7951 | |
| 7952 | case 8: |
| 7953 | return s390_emit_LCGR(buf, r1, R0); |
| 7954 | |
| 7955 | default: |
| 7956 | goto fail; |
| 7957 | } |
| 7958 | } |
| 7959 | |
| 7960 | case S390_OPND_IMMEDIATE: { |
| 7961 | UChar r1 = hregNumber(insn->variant.unop.dst); |
| 7962 | ULong value = opnd.variant.imm; |
| 7963 | |
| 7964 | value = ~value + 1; /* two's complement */ |
| 7965 | |
| 7966 | switch (insn->size) { |
| 7967 | case 1: |
| 7968 | case 2: |
| 7969 | /* Load the immediate values as a 4 byte value. That does not hurt as |
| 7970 | those extra bytes will not be looked at. Fall through .... */ |
| 7971 | case 4: |
| 7972 | return s390_emit_load_32imm(buf, r1, value); |
| 7973 | |
| 7974 | case 8: |
| 7975 | return s390_emit_load_64imm(buf, r1, value); |
| 7976 | |
| 7977 | default: |
| 7978 | goto fail; |
| 7979 | } |
| 7980 | } |
| 7981 | } |
| 7982 | |
| 7983 | fail: |
| 7984 | vpanic("s390_negate_emit"); |
| 7985 | } |
| 7986 | |
| 7987 | |
| 7988 | static UChar * |
| 7989 | s390_insn_unop_emit(UChar *buf, const s390_insn *insn) |
| 7990 | { |
| 7991 | switch (insn->variant.unop.tag) { |
| 7992 | case S390_ZERO_EXTEND_8: return s390_widen_emit(buf, insn, 1, 0); |
| 7993 | case S390_ZERO_EXTEND_16: return s390_widen_emit(buf, insn, 2, 0); |
| 7994 | case S390_ZERO_EXTEND_32: return s390_widen_emit(buf, insn, 4, 0); |
| 7995 | |
| 7996 | case S390_SIGN_EXTEND_8: return s390_widen_emit(buf, insn, 1, 1); |
| 7997 | case S390_SIGN_EXTEND_16: return s390_widen_emit(buf, insn, 2, 1); |
| 7998 | case S390_SIGN_EXTEND_32: return s390_widen_emit(buf, insn, 4, 1); |
| 7999 | |
| 8000 | case S390_NEGATE: return s390_negate_emit(buf, insn); |
| 8001 | } |
| 8002 | |
| 8003 | vpanic("s390_insn_unop_emit"); |
| 8004 | } |
| 8005 | |
| 8006 | |
| 8007 | /* Only 4-byte and 8-byte operands are handled. 1-byte and 2-byte |
| 8008 | comparisons will have been converted to 4-byte comparisons in |
| 8009 | s390_isel_cc and should not occur here. */ |
| 8010 | static UChar * |
| 8011 | s390_insn_test_emit(UChar *buf, const s390_insn *insn) |
| 8012 | { |
| 8013 | s390_opnd_RMI opnd; |
| 8014 | |
| 8015 | opnd = insn->variant.test.src; |
| 8016 | |
| 8017 | switch (opnd.tag) { |
| 8018 | case S390_OPND_REG: { |
| 8019 | UInt reg = hregNumber(opnd.variant.reg); |
| 8020 | |
| 8021 | switch (insn->size) { |
| 8022 | case 4: |
| 8023 | return s390_emit_LTR(buf, reg, reg); |
| 8024 | |
| 8025 | case 8: |
| 8026 | return s390_emit_LTGR(buf, reg, reg); |
| 8027 | |
| 8028 | default: |
| 8029 | goto fail; |
| 8030 | } |
| 8031 | } |
| 8032 | |
| 8033 | case S390_OPND_AMODE: { |
| 8034 | const s390_amode *am = opnd.variant.am; |
| 8035 | UChar b = hregNumber(am->b); |
| 8036 | UChar x = hregNumber(am->x); |
| 8037 | Int d = am->d; |
| 8038 | |
| 8039 | switch (insn->size) { |
| 8040 | case 4: |
| 8041 | return s390_emit_LTw(buf, R0, x, b, DISP20(d)); |
| 8042 | |
| 8043 | case 8: |
| 8044 | return s390_emit_LTGw(buf, R0, x, b, DISP20(d)); |
| 8045 | |
| 8046 | default: |
| 8047 | goto fail; |
| 8048 | } |
| 8049 | } |
| 8050 | |
| 8051 | case S390_OPND_IMMEDIATE: { |
| 8052 | ULong value = opnd.variant.imm; |
| 8053 | |
| 8054 | switch (insn->size) { |
| 8055 | case 4: |
| 8056 | buf = s390_emit_load_32imm(buf, R0, value); |
| 8057 | return s390_emit_LTR(buf, R0, R0); |
| 8058 | |
| 8059 | case 8: |
| 8060 | buf = s390_emit_load_64imm(buf, R0, value); |
| 8061 | return s390_emit_LTGR(buf, R0, R0); |
| 8062 | |
| 8063 | default: |
| 8064 | goto fail; |
| 8065 | } |
| 8066 | } |
| 8067 | |
| 8068 | default: |
| 8069 | goto fail; |
| 8070 | } |
| 8071 | |
| 8072 | fail: |
| 8073 | vpanic("s390_insn_test_emit"); |
| 8074 | } |
| 8075 | |
| 8076 | |
| 8077 | static UChar * |
| 8078 | s390_insn_cc2bool_emit(UChar *buf, const s390_insn *insn) |
| 8079 | { |
| 8080 | UChar r1 = hregNumber(insn->variant.cc2bool.dst); |
| 8081 | s390_cc_t cond = insn->variant.cc2bool.cond; |
| 8082 | |
| 8083 | /* Make the destination register be 1 or 0, depending on whether |
| 8084 | the relevant condition holds. A 64-bit value is computed. */ |
| 8085 | if (cond == S390_CC_ALWAYS) |
| 8086 | return s390_emit_LGHI(buf, r1, 1); /* r1 = 1 */ |
| 8087 | |
| 8088 | buf = s390_emit_load_cc(buf, r1); /* r1 = cc */ |
| 8089 | buf = s390_emit_LGHI(buf, R0, cond); /* r0 = mask */ |
| 8090 | buf = s390_emit_SLLG(buf, r1, R0, r1, DISP20(0)); /* r1 = mask << cc */ |
| 8091 | buf = s390_emit_SRLG(buf, r1, r1, 0, DISP20(3)); /* r1 = r1 >> 3 */ |
| 8092 | buf = s390_emit_NILL(buf, r1, 1); /* r1 = r1 & 0x1 */ |
| 8093 | |
| 8094 | return buf; |
| 8095 | } |
| 8096 | |
| 8097 | |
| 8098 | /* Only 4-byte and 8-byte operands are handled. */ |
| 8099 | static UChar * |
| 8100 | s390_insn_cas_emit(UChar *buf, const s390_insn *insn) |
| 8101 | { |
| 8102 | UChar r1, r3, b, old; |
| 8103 | Int d; |
| 8104 | s390_amode *am; |
| 8105 | |
| 8106 | r1 = hregNumber(insn->variant.cas.op1); /* expected value */ |
| 8107 | r3 = hregNumber(insn->variant.cas.op3); |
| 8108 | old= hregNumber(insn->variant.cas.old_mem); |
| 8109 | am = insn->variant.cas.op2; |
| 8110 | b = hregNumber(am->b); |
| 8111 | d = am->d; |
| 8112 | |
florian | 406ac94 | 2014-11-22 20:10:21 +0000 | [diff] [blame] | 8113 | vassert(am->tag == S390_AMODE_B12 || am->tag == S390_AMODE_B20); |
| 8114 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8115 | switch (insn->size) { |
| 8116 | case 4: |
florian | 406ac94 | 2014-11-22 20:10:21 +0000 | [diff] [blame] | 8117 | /* r1 must not be overwritten. So copy it to R0 and let CS clobber it */ |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8118 | buf = s390_emit_LR(buf, R0, r1); |
| 8119 | if (am->tag == S390_AMODE_B12) |
| 8120 | buf = s390_emit_CS(buf, R0, r3, b, d); |
| 8121 | else |
| 8122 | buf = s390_emit_CSY(buf, R0, r3, b, DISP20(d)); |
| 8123 | /* Now copy R0 which has the old memory value to OLD */ |
| 8124 | return s390_emit_LR(buf, old, R0); |
| 8125 | |
| 8126 | case 8: |
florian | 406ac94 | 2014-11-22 20:10:21 +0000 | [diff] [blame] | 8127 | /* r1 must not be overwritten. So copy it to R0 and let CS clobber it */ |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8128 | buf = s390_emit_LGR(buf, R0, r1); |
| 8129 | buf = s390_emit_CSG(buf, R0, r3, b, DISP20(d)); |
| 8130 | /* Now copy R0 which has the old memory value to OLD */ |
| 8131 | return s390_emit_LGR(buf, old, R0); |
| 8132 | |
| 8133 | default: |
| 8134 | goto fail; |
| 8135 | } |
| 8136 | |
| 8137 | fail: |
| 8138 | vpanic("s390_insn_cas_emit"); |
| 8139 | } |
| 8140 | |
| 8141 | |
florian | 448cbba | 2012-06-06 02:26:01 +0000 | [diff] [blame] | 8142 | /* Only 4-byte and 8-byte operands are handled. */ |
| 8143 | static UChar * |
| 8144 | s390_insn_cdas_emit(UChar *buf, const s390_insn *insn) |
| 8145 | { |
sewardj | a90622a | 2012-06-19 13:29:00 +0000 | [diff] [blame] | 8146 | UChar r1, r1p1, r3, /*r3p1,*/ b, old_high, old_low, scratch; |
florian | 448cbba | 2012-06-06 02:26:01 +0000 | [diff] [blame] | 8147 | Int d; |
| 8148 | s390_amode *am; |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 8149 | s390_cdas *cdas = insn->variant.cdas.details; |
florian | 448cbba | 2012-06-06 02:26:01 +0000 | [diff] [blame] | 8150 | |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 8151 | r1 = hregNumber(cdas->op1_high); /* expected value */ |
| 8152 | r1p1 = hregNumber(cdas->op1_low); /* expected value */ |
| 8153 | r3 = hregNumber(cdas->op3_high); |
| 8154 | /* r3p1 = hregNumber(cdas->op3_low); */ /* unused */ |
| 8155 | old_high = hregNumber(cdas->old_mem_high); |
| 8156 | old_low = hregNumber(cdas->old_mem_low); |
| 8157 | scratch = hregNumber(cdas->scratch); |
| 8158 | am = cdas->op2; |
florian | 448cbba | 2012-06-06 02:26:01 +0000 | [diff] [blame] | 8159 | b = hregNumber(am->b); |
| 8160 | d = am->d; |
| 8161 | |
| 8162 | vassert(scratch == 1); |
florian | 406ac94 | 2014-11-22 20:10:21 +0000 | [diff] [blame] | 8163 | vassert(am->tag == S390_AMODE_B12 || am->tag == S390_AMODE_B20); |
florian | 448cbba | 2012-06-06 02:26:01 +0000 | [diff] [blame] | 8164 | |
| 8165 | switch (insn->size) { |
| 8166 | case 4: |
| 8167 | /* r1, r1+1 must not be overwritten. So copy them to R0,scratch |
| 8168 | and let CDS/CDSY clobber it */ |
| 8169 | buf = s390_emit_LR(buf, R0, r1); |
| 8170 | buf = s390_emit_LR(buf, scratch, r1p1); |
| 8171 | |
| 8172 | if (am->tag == S390_AMODE_B12) |
| 8173 | buf = s390_emit_CDS(buf, R0, r3, b, d); |
| 8174 | else |
| 8175 | buf = s390_emit_CDSY(buf, R0, r3, b, DISP20(d)); |
| 8176 | |
| 8177 | /* Now copy R0,scratch which has the old memory value to OLD */ |
| 8178 | buf = s390_emit_LR(buf, old_high, R0); |
| 8179 | buf = s390_emit_LR(buf, old_low, scratch); |
| 8180 | return buf; |
| 8181 | |
| 8182 | case 8: |
| 8183 | /* r1, r1+1 must not be overwritten. So copy them to R0,scratch |
| 8184 | and let CDSG clobber it */ |
| 8185 | buf = s390_emit_LGR(buf, R0, r1); |
| 8186 | buf = s390_emit_LGR(buf, scratch, r1p1); |
| 8187 | |
| 8188 | buf = s390_emit_CDSG(buf, R0, r3, b, DISP20(d)); |
| 8189 | |
| 8190 | /* Now copy R0,scratch which has the old memory value to OLD */ |
| 8191 | buf = s390_emit_LGR(buf, old_high, R0); |
| 8192 | buf = s390_emit_LGR(buf, old_low, scratch); |
| 8193 | return buf; |
| 8194 | |
| 8195 | default: |
| 8196 | goto fail; |
| 8197 | } |
| 8198 | |
| 8199 | fail: |
florian | bb5aa78 | 2012-12-01 21:29:07 +0000 | [diff] [blame] | 8200 | vpanic("s390_insn_cdas_emit"); |
florian | 448cbba | 2012-06-06 02:26:01 +0000 | [diff] [blame] | 8201 | } |
| 8202 | |
| 8203 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8204 | /* Only 4-byte and 8-byte comparisons are handled. 1-byte and 2-byte |
| 8205 | comparisons will have been converted to 4-byte comparisons in |
| 8206 | s390_isel_cc and should not occur here. */ |
| 8207 | static UChar * |
| 8208 | s390_insn_compare_emit(UChar *buf, const s390_insn *insn) |
| 8209 | { |
| 8210 | s390_opnd_RMI op2; |
| 8211 | HReg op1; |
| 8212 | Bool signed_comparison; |
| 8213 | |
| 8214 | op1 = insn->variant.compare.src1; |
| 8215 | op2 = insn->variant.compare.src2; |
| 8216 | signed_comparison = insn->variant.compare.signed_comparison; |
| 8217 | |
| 8218 | switch (op2.tag) { |
| 8219 | case S390_OPND_REG: { |
| 8220 | UInt r1 = hregNumber(op1); |
| 8221 | UInt r2 = hregNumber(op2.variant.reg); |
| 8222 | |
| 8223 | switch (insn->size) { |
| 8224 | case 4: |
| 8225 | if (signed_comparison) |
| 8226 | return s390_emit_CR(buf, r1, r2); |
| 8227 | else |
| 8228 | return s390_emit_CLR(buf, r1, r2); |
| 8229 | |
| 8230 | case 8: |
| 8231 | if (signed_comparison) |
| 8232 | return s390_emit_CGR(buf, r1, r2); |
| 8233 | else |
| 8234 | return s390_emit_CLGR(buf, r1, r2); |
| 8235 | |
| 8236 | default: |
| 8237 | goto fail; |
| 8238 | } |
| 8239 | } |
| 8240 | |
| 8241 | case S390_OPND_AMODE: { |
| 8242 | UChar r1 = hregNumber(op1); |
| 8243 | const s390_amode *am = op2.variant.am; |
| 8244 | UChar b = hregNumber(am->b); |
| 8245 | UChar x = hregNumber(am->x); |
| 8246 | Int d = am->d; |
| 8247 | |
| 8248 | switch (insn->size) { |
| 8249 | case 4: |
| 8250 | switch (am->tag) { |
| 8251 | case S390_AMODE_B12: |
| 8252 | case S390_AMODE_BX12: |
| 8253 | if (signed_comparison) |
| 8254 | return s390_emit_C(buf, r1, x, b, d); |
| 8255 | else |
| 8256 | return s390_emit_CL(buf, r1, x, b, d); |
| 8257 | |
| 8258 | case S390_AMODE_B20: |
| 8259 | case S390_AMODE_BX20: |
| 8260 | if (signed_comparison) |
| 8261 | return s390_emit_CY(buf, r1, x, b, DISP20(d)); |
| 8262 | else |
| 8263 | return s390_emit_CLY(buf, r1, x, b, DISP20(d)); |
| 8264 | } |
| 8265 | goto fail; |
| 8266 | |
| 8267 | case 8: |
| 8268 | if (signed_comparison) |
| 8269 | return s390_emit_CG(buf, r1, x, b, DISP20(d)); |
| 8270 | else |
| 8271 | return s390_emit_CLG(buf, r1, x, b, DISP20(d)); |
| 8272 | |
| 8273 | default: |
| 8274 | goto fail; |
| 8275 | } |
| 8276 | } |
| 8277 | |
| 8278 | case S390_OPND_IMMEDIATE: { |
| 8279 | UChar r1 = hregNumber(op1); |
| 8280 | ULong value = op2.variant.imm; |
| 8281 | |
| 8282 | switch (insn->size) { |
| 8283 | case 4: |
| 8284 | if (signed_comparison) |
| 8285 | return s390_emit_CFIw(buf, r1, value); |
| 8286 | else |
| 8287 | return s390_emit_CLFIw(buf, r1, value); |
| 8288 | |
| 8289 | case 8: |
florian | 07d3455 | 2012-05-26 01:59:21 +0000 | [diff] [blame] | 8290 | if (s390_host_has_eimm) { |
| 8291 | if (signed_comparison) { |
| 8292 | if (ulong_fits_signed_32bit(value)) |
| 8293 | return s390_emit_CGFI(buf, r1, value); |
| 8294 | } else { |
| 8295 | if (ulong_fits_unsigned_32bit(value)) |
| 8296 | return s390_emit_CLGFI(buf, r1, value); |
| 8297 | } |
| 8298 | } |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8299 | buf = s390_emit_load_64imm(buf, R0, value); |
| 8300 | if (signed_comparison) |
| 8301 | return s390_emit_CGR(buf, r1, R0); |
| 8302 | else |
| 8303 | return s390_emit_CLGR(buf, r1, R0); |
| 8304 | |
| 8305 | default: |
| 8306 | goto fail; |
| 8307 | } |
| 8308 | } |
| 8309 | |
| 8310 | default: |
| 8311 | goto fail; |
| 8312 | } |
| 8313 | |
| 8314 | fail: |
| 8315 | vpanic("s390_insn_compare_emit"); |
| 8316 | } |
| 8317 | |
| 8318 | |
| 8319 | static UChar * |
| 8320 | s390_insn_mul_emit(UChar *buf, const s390_insn *insn) |
| 8321 | { |
| 8322 | s390_opnd_RMI op2; |
| 8323 | UChar r1; |
| 8324 | Bool signed_multiply; |
| 8325 | |
| 8326 | /* The register number identifying the register pair */ |
| 8327 | r1 = hregNumber(insn->variant.mul.dst_hi); |
| 8328 | |
| 8329 | op2 = insn->variant.mul.op2; |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 8330 | signed_multiply = insn->tag == S390_INSN_SMUL; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8331 | |
| 8332 | switch (op2.tag) { |
| 8333 | case S390_OPND_REG: { |
| 8334 | UInt r2 = hregNumber(op2.variant.reg); |
| 8335 | |
| 8336 | switch (insn->size) { |
| 8337 | case 1: |
| 8338 | case 2: |
| 8339 | case 4: |
| 8340 | if (signed_multiply) |
| 8341 | return s390_emit_MR(buf, r1, r2); |
| 8342 | else |
| 8343 | return s390_emit_MLR(buf, r1, r2); |
| 8344 | |
| 8345 | case 8: |
| 8346 | if (signed_multiply) |
| 8347 | vpanic("s390_insn_mul_emit"); |
| 8348 | else |
| 8349 | return s390_emit_MLGR(buf, r1, r2); |
| 8350 | |
| 8351 | default: |
| 8352 | goto fail; |
| 8353 | } |
| 8354 | } |
| 8355 | |
| 8356 | case S390_OPND_AMODE: { |
| 8357 | const s390_amode *am = op2.variant.am; |
| 8358 | UChar b = hregNumber(am->b); |
| 8359 | UChar x = hregNumber(am->x); |
| 8360 | Int d = am->d; |
| 8361 | |
| 8362 | switch (insn->size) { |
| 8363 | case 1: |
| 8364 | case 2: |
| 8365 | /* Load bytes into scratch register R0, then multiply */ |
| 8366 | buf = s390_emit_load_mem(buf, insn->size, R0, am); |
| 8367 | if (signed_multiply) |
| 8368 | return s390_emit_MR(buf, r1, R0); |
| 8369 | else |
| 8370 | return s390_emit_MLR(buf, r1, R0); |
| 8371 | |
| 8372 | case 4: |
| 8373 | switch (am->tag) { |
| 8374 | case S390_AMODE_B12: |
| 8375 | case S390_AMODE_BX12: |
| 8376 | if (signed_multiply) |
| 8377 | return s390_emit_M(buf, r1, x, b, d); |
| 8378 | else |
| 8379 | return s390_emit_ML(buf, r1, x, b, DISP20(d)); |
| 8380 | |
| 8381 | case S390_AMODE_B20: |
| 8382 | case S390_AMODE_BX20: |
| 8383 | if (signed_multiply) |
| 8384 | return s390_emit_MFYw(buf, r1, x, b, DISP20(d)); |
| 8385 | else |
sewardj | b13a92a | 2011-04-13 14:44:29 +0000 | [diff] [blame] | 8386 | return s390_emit_ML(buf, r1, x, b, DISP20(d)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8387 | } |
| 8388 | goto fail; |
| 8389 | |
| 8390 | case 8: |
| 8391 | if (signed_multiply) |
| 8392 | vpanic("s390_insn_mul_emit"); |
| 8393 | else |
| 8394 | return s390_emit_MLG(buf, r1, x, b, DISP20(d)); |
| 8395 | |
| 8396 | default: |
| 8397 | goto fail; |
| 8398 | } |
| 8399 | } |
| 8400 | |
| 8401 | case S390_OPND_IMMEDIATE: { |
| 8402 | ULong value = op2.variant.imm; |
| 8403 | |
| 8404 | switch (insn->size) { |
| 8405 | case 1: |
| 8406 | case 2: |
| 8407 | case 4: |
| 8408 | buf = s390_emit_load_32imm(buf, R0, value); |
| 8409 | if (signed_multiply) |
| 8410 | return s390_emit_MR(buf, r1, R0); |
| 8411 | else |
| 8412 | return s390_emit_MLR(buf, r1, R0); |
| 8413 | |
| 8414 | case 8: |
| 8415 | buf = s390_emit_load_64imm(buf, R0, value); |
| 8416 | if (signed_multiply) |
| 8417 | vpanic("s390_insn_mul_emit"); |
| 8418 | else |
| 8419 | return s390_emit_MLGR(buf, r1, R0); |
| 8420 | |
| 8421 | default: |
| 8422 | goto fail; |
| 8423 | } |
| 8424 | } |
| 8425 | |
| 8426 | default: |
| 8427 | goto fail; |
| 8428 | } |
| 8429 | |
| 8430 | fail: |
| 8431 | vpanic("s390_insn_mul_emit"); |
| 8432 | } |
| 8433 | |
| 8434 | |
| 8435 | static UChar * |
| 8436 | s390_insn_div_emit(UChar *buf, const s390_insn *insn) |
| 8437 | { |
| 8438 | s390_opnd_RMI op2; |
| 8439 | UChar r1; |
| 8440 | Bool signed_divide; |
| 8441 | |
| 8442 | r1 = hregNumber(insn->variant.div.op1_hi); |
| 8443 | op2 = insn->variant.div.op2; |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 8444 | signed_divide = insn->tag == S390_INSN_SDIV; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8445 | |
| 8446 | switch (op2.tag) { |
| 8447 | case S390_OPND_REG: { |
| 8448 | UInt r2 = hregNumber(op2.variant.reg); |
| 8449 | |
| 8450 | switch (insn->size) { |
| 8451 | case 4: |
| 8452 | if (signed_divide) |
| 8453 | return s390_emit_DR(buf, r1, r2); |
| 8454 | else |
| 8455 | return s390_emit_DLR(buf, r1, r2); |
| 8456 | |
| 8457 | case 8: |
| 8458 | if (signed_divide) |
| 8459 | vpanic("s390_insn_div_emit"); |
| 8460 | else |
| 8461 | return s390_emit_DLGR(buf, r1, r2); |
| 8462 | |
| 8463 | default: |
| 8464 | goto fail; |
| 8465 | } |
| 8466 | } |
| 8467 | |
| 8468 | case S390_OPND_AMODE: { |
| 8469 | const s390_amode *am = op2.variant.am; |
| 8470 | UChar b = hregNumber(am->b); |
| 8471 | UChar x = hregNumber(am->x); |
| 8472 | Int d = am->d; |
| 8473 | |
| 8474 | switch (insn->size) { |
| 8475 | case 4: |
| 8476 | switch (am->tag) { |
| 8477 | case S390_AMODE_B12: |
| 8478 | case S390_AMODE_BX12: |
| 8479 | if (signed_divide) |
| 8480 | return s390_emit_D(buf, r1, x, b, d); |
| 8481 | else |
| 8482 | return s390_emit_DL(buf, r1, x, b, DISP20(d)); |
| 8483 | |
| 8484 | case S390_AMODE_B20: |
| 8485 | case S390_AMODE_BX20: |
sewardj | b13a92a | 2011-04-13 14:44:29 +0000 | [diff] [blame] | 8486 | if (signed_divide) { |
| 8487 | buf = s390_emit_LY(buf, R0, x, b, DISP20(d)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8488 | return s390_emit_DR(buf, r1, R0); |
sewardj | b13a92a | 2011-04-13 14:44:29 +0000 | [diff] [blame] | 8489 | } else |
| 8490 | return s390_emit_DL(buf, r1, x, b, DISP20(d)); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8491 | } |
| 8492 | goto fail; |
| 8493 | |
| 8494 | case 8: |
| 8495 | if (signed_divide) |
| 8496 | vpanic("s390_insn_div_emit"); |
| 8497 | else |
| 8498 | return s390_emit_DLG(buf, r1, x, b, DISP20(d)); |
| 8499 | |
| 8500 | default: |
| 8501 | goto fail; |
| 8502 | } |
| 8503 | } |
| 8504 | |
| 8505 | case S390_OPND_IMMEDIATE: { |
| 8506 | ULong value = op2.variant.imm; |
| 8507 | |
| 8508 | switch (insn->size) { |
| 8509 | case 4: |
| 8510 | buf = s390_emit_load_32imm(buf, R0, value); |
| 8511 | if (signed_divide) |
| 8512 | return s390_emit_DR(buf, r1, R0); |
| 8513 | else |
| 8514 | return s390_emit_DLR(buf, r1, R0); |
| 8515 | |
| 8516 | case 8: |
| 8517 | buf = s390_emit_load_64imm(buf, R0, value); |
| 8518 | if (signed_divide) |
| 8519 | vpanic("s390_insn_div_emit"); |
| 8520 | else |
| 8521 | return s390_emit_DLGR(buf, r1, R0); |
| 8522 | |
| 8523 | default: |
| 8524 | goto fail; |
| 8525 | } |
| 8526 | } |
| 8527 | |
| 8528 | default: |
| 8529 | goto fail; |
| 8530 | } |
| 8531 | |
| 8532 | fail: |
| 8533 | vpanic("s390_insn_div_emit"); |
| 8534 | } |
| 8535 | |
| 8536 | |
| 8537 | static UChar * |
| 8538 | s390_insn_divs_emit(UChar *buf, const s390_insn *insn) |
| 8539 | { |
| 8540 | s390_opnd_RMI op2; |
| 8541 | UChar r1; |
| 8542 | |
| 8543 | r1 = hregNumber(insn->variant.divs.rem); |
| 8544 | op2 = insn->variant.divs.op2; |
| 8545 | |
| 8546 | switch (op2.tag) { |
| 8547 | case S390_OPND_REG: { |
| 8548 | UInt r2 = hregNumber(op2.variant.reg); |
| 8549 | |
| 8550 | return s390_emit_DSGR(buf, r1, r2); |
| 8551 | } |
| 8552 | |
| 8553 | case S390_OPND_AMODE: { |
| 8554 | const s390_amode *am = op2.variant.am; |
| 8555 | UChar b = hregNumber(am->b); |
| 8556 | UChar x = hregNumber(am->x); |
| 8557 | Int d = am->d; |
| 8558 | |
| 8559 | return s390_emit_DSG(buf, r1, x, b, DISP20(d)); |
| 8560 | } |
| 8561 | |
| 8562 | case S390_OPND_IMMEDIATE: { |
| 8563 | ULong value = op2.variant.imm; |
| 8564 | |
| 8565 | buf = s390_emit_load_64imm(buf, R0, value); |
| 8566 | return s390_emit_DSGR(buf, r1, R0); |
| 8567 | } |
| 8568 | |
| 8569 | default: |
| 8570 | goto fail; |
| 8571 | } |
| 8572 | |
| 8573 | fail: |
| 8574 | vpanic("s390_insn_divs_emit"); |
| 8575 | } |
| 8576 | |
| 8577 | |
| 8578 | static UChar * |
sewardj | 611b06e | 2011-03-24 08:57:29 +0000 | [diff] [blame] | 8579 | s390_insn_clz_emit(UChar *buf, const s390_insn *insn) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8580 | { |
| 8581 | s390_opnd_RMI src; |
sewardj | 611b06e | 2011-03-24 08:57:29 +0000 | [diff] [blame] | 8582 | UChar r1, r1p1, r2, *p; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8583 | |
sewardj | 611b06e | 2011-03-24 08:57:29 +0000 | [diff] [blame] | 8584 | r1 = hregNumber(insn->variant.clz.num_bits); |
| 8585 | r1p1 = hregNumber(insn->variant.clz.clobber); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8586 | |
| 8587 | vassert((r1 & 0x1) == 0); |
| 8588 | vassert(r1p1 == r1 + 1); |
| 8589 | |
sewardj | 611b06e | 2011-03-24 08:57:29 +0000 | [diff] [blame] | 8590 | p = buf; |
| 8591 | src = insn->variant.clz.src; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8592 | |
sewardj | 611b06e | 2011-03-24 08:57:29 +0000 | [diff] [blame] | 8593 | /* Get operand and move it to r2 */ |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8594 | switch (src.tag) { |
sewardj | 611b06e | 2011-03-24 08:57:29 +0000 | [diff] [blame] | 8595 | case S390_OPND_REG: |
| 8596 | r2 = hregNumber(src.variant.reg); |
| 8597 | break; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8598 | |
| 8599 | case S390_OPND_AMODE: { |
| 8600 | const s390_amode *am = src.variant.am; |
| 8601 | UChar b = hregNumber(am->b); |
| 8602 | UChar x = hregNumber(am->x); |
| 8603 | Int d = am->d; |
| 8604 | |
sewardj | 611b06e | 2011-03-24 08:57:29 +0000 | [diff] [blame] | 8605 | p = s390_emit_LG(p, R0, x, b, DISP20(d)); |
| 8606 | r2 = R0; |
| 8607 | break; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8608 | } |
| 8609 | |
| 8610 | case S390_OPND_IMMEDIATE: { |
| 8611 | ULong value = src.variant.imm; |
| 8612 | |
sewardj | 611b06e | 2011-03-24 08:57:29 +0000 | [diff] [blame] | 8613 | p = s390_emit_load_64imm(p, R0, value); |
| 8614 | r2 = R0; |
| 8615 | break; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8616 | } |
| 8617 | |
| 8618 | default: |
| 8619 | goto fail; |
| 8620 | } |
| 8621 | |
sewardj | 611b06e | 2011-03-24 08:57:29 +0000 | [diff] [blame] | 8622 | /* Use FLOGR if you can */ |
| 8623 | if (s390_host_has_eimm) { |
| 8624 | return s390_emit_FLOGR(p, r1, r2); |
| 8625 | } |
| 8626 | |
| 8627 | /* |
| 8628 | r0 = r2; |
| 8629 | r1 = 64; |
| 8630 | while (r0 != 0) { |
| 8631 | r1 -= 1; |
| 8632 | r0 >>= 1; |
| 8633 | } |
| 8634 | */ |
| 8635 | p = s390_emit_LTGR(p, R0, r2); |
| 8636 | p = s390_emit_LLILL(p, r1, 64); |
| 8637 | |
| 8638 | p = s390_emit_BRC(p, S390_CC_E, (4 + 4 + 6 + 4 + 4)/ 2); /* 4 bytes */ |
| 8639 | p = s390_emit_AGHI(p, r1, (UShort)-1); /* r1 -= 1; 4 bytes */ |
| 8640 | p = s390_emit_SRLG(p, R0, R0, R0, DISP20(1)); /* r0 >>= 1; 6 bytes */ |
| 8641 | p = s390_emit_LTGR(p, R0, R0); /* set cc 4 bytes */ |
| 8642 | p = s390_emit_BRC(p, S390_CC_NE, /* 4 bytes */ |
| 8643 | (UShort)(-(4 + 6 + 4) / 2)); |
| 8644 | return p; |
| 8645 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8646 | fail: |
sewardj | 611b06e | 2011-03-24 08:57:29 +0000 | [diff] [blame] | 8647 | vpanic("s390_insn_clz_emit"); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8648 | } |
| 8649 | |
| 8650 | |
sewardj | cfe046e | 2013-01-17 14:23:53 +0000 | [diff] [blame] | 8651 | /* Returns a value == BUF to denote failure, != BUF to denote success. */ |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8652 | static UChar * |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8653 | s390_insn_helper_call_emit(UChar *buf, const s390_insn *insn) |
| 8654 | { |
| 8655 | s390_cc_t cond; |
| 8656 | ULong target; |
| 8657 | UChar *ptmp = buf; |
sewardj | 74142b8 | 2013-08-08 10:28:59 +0000 | [diff] [blame] | 8658 | s390_helper_call *helper_call = insn->variant.helper_call.details; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8659 | |
sewardj | 74142b8 | 2013-08-08 10:28:59 +0000 | [diff] [blame] | 8660 | cond = helper_call->cond; |
| 8661 | target = helper_call->target; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8662 | |
sewardj | cfe046e | 2013-01-17 14:23:53 +0000 | [diff] [blame] | 8663 | if (cond != S390_CC_ALWAYS |
sewardj | 74142b8 | 2013-08-08 10:28:59 +0000 | [diff] [blame] | 8664 | && helper_call->rloc.pri != RLPri_None) { |
sewardj | cfe046e | 2013-01-17 14:23:53 +0000 | [diff] [blame] | 8665 | /* The call might not happen (it isn't unconditional) and it |
| 8666 | returns a result. In this case we will need to generate a |
| 8667 | control flow diamond to put 0x555..555 in the return |
| 8668 | register(s) in the case where the call doesn't happen. If |
| 8669 | this ever becomes necessary, maybe copy code from the ARM |
| 8670 | equivalent. Until that day, just give up. */ |
florian | dff2041 | 2014-09-25 20:33:50 +0000 | [diff] [blame] | 8671 | return buf; /* To denote failure. */ |
sewardj | cfe046e | 2013-01-17 14:23:53 +0000 | [diff] [blame] | 8672 | } |
| 8673 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8674 | if (cond != S390_CC_ALWAYS) { |
| 8675 | /* So we have something like this |
| 8676 | if (cond) call X; |
| 8677 | Y: ... |
| 8678 | We convert this into |
| 8679 | if (! cond) goto Y; // BRC opcode; 4 bytes |
| 8680 | call X; |
| 8681 | Y: |
| 8682 | */ |
| 8683 | /* 4 bytes (a BRC insn) to be filled in here */ |
| 8684 | buf += 4; |
| 8685 | } |
| 8686 | |
| 8687 | /* Load the target address into a register, that |
| 8688 | (a) is not used for passing parameters to the helper and |
| 8689 | (b) can be clobbered by the callee |
florian | c9e90e5 | 2012-05-27 17:20:47 +0000 | [diff] [blame] | 8690 | (c) is not special to the BASR insn |
| 8691 | r1 is the only choice. |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8692 | Also, need to arrange for the return address be put into the |
| 8693 | link-register */ |
| 8694 | buf = s390_emit_load_64imm(buf, 1, target); |
| 8695 | |
| 8696 | /* Stash away the client's FPC register because the helper might change it. */ |
| 8697 | buf = s390_emit_STFPC(buf, S390_REGNO_STACK_POINTER, S390_OFFSET_SAVED_FPC_C); |
| 8698 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8699 | buf = s390_emit_BASR(buf, S390_REGNO_LINK_REGISTER, 1); // call helper |
florian | 01ed6e7 | 2012-05-27 16:52:43 +0000 | [diff] [blame] | 8700 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8701 | buf = s390_emit_LFPC(buf, S390_REGNO_STACK_POINTER, // restore FPC |
| 8702 | S390_OFFSET_SAVED_FPC_C); |
| 8703 | |
| 8704 | if (cond != S390_CC_ALWAYS) { |
| 8705 | Int delta = buf - ptmp; |
| 8706 | |
| 8707 | delta >>= 1; /* immediate constant is #half-words */ |
| 8708 | vassert(delta > 0 && delta < (1 << 16)); |
| 8709 | s390_emit_BRC(ptmp, s390_cc_invert(cond), delta); |
| 8710 | } |
| 8711 | |
| 8712 | return buf; |
| 8713 | } |
| 8714 | |
| 8715 | |
| 8716 | static UChar * |
| 8717 | s390_insn_cond_move_emit(UChar *buf, const s390_insn *insn) |
| 8718 | { |
| 8719 | HReg dst; |
| 8720 | s390_opnd_RMI src; |
| 8721 | s390_cc_t cond; |
| 8722 | UChar *p, *ptmp = 0; /* avoid compiler warnings */ |
| 8723 | |
| 8724 | cond = insn->variant.cond_move.cond; |
| 8725 | dst = insn->variant.cond_move.dst; |
| 8726 | src = insn->variant.cond_move.src; |
| 8727 | |
florian | 3a3d7f1 | 2012-12-03 13:32:05 +0000 | [diff] [blame] | 8728 | if (cond == S390_CC_NEVER) return buf; |
| 8729 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8730 | p = buf; |
| 8731 | |
florian | aec8e05 | 2012-12-09 17:26:32 +0000 | [diff] [blame] | 8732 | if (s390_host_has_lsc) { |
florian | 3a3d7f1 | 2012-12-03 13:32:05 +0000 | [diff] [blame] | 8733 | /* LOCx is not the preferred way to implement an unconditional load. */ |
| 8734 | if (cond != S390_CC_ALWAYS) goto use_branch_insn; |
| 8735 | |
| 8736 | switch (src.tag) { |
| 8737 | case S390_OPND_REG: |
| 8738 | return s390_emit_LOCGR(p, cond, hregNumber(dst), |
| 8739 | hregNumber(src.variant.reg)); |
| 8740 | |
| 8741 | case S390_OPND_AMODE: { |
| 8742 | const s390_amode *am = src.variant.am; |
| 8743 | |
| 8744 | /* We cannot use LOCx for loads less than 4 bytes. In that case |
| 8745 | load into R0 and then use LOCGR. Do the same if the amode uses |
| 8746 | an index register. */ |
| 8747 | if (insn->size < 4 || |
| 8748 | am->tag == S390_AMODE_BX12 || am->tag == S390_AMODE_BX20) { |
| 8749 | p = s390_emit_load_mem(p, insn->size, R0, am); |
| 8750 | p = s390_emit_LOCGR(p, cond, hregNumber(dst), R0); |
| 8751 | return p; |
| 8752 | } |
| 8753 | |
| 8754 | vassert(am->tag == S390_AMODE_B12 || am->tag == S390_AMODE_B20); |
| 8755 | vassert(insn->size == 4 || insn->size == 8); |
| 8756 | |
| 8757 | UInt b = hregNumber(am->b); |
| 8758 | UInt d = am->d; |
| 8759 | |
| 8760 | if (insn->size == 4) { |
| 8761 | return s390_emit_LOC(p, hregNumber(dst), cond, b, DISP20(d)); |
| 8762 | } |
| 8763 | return s390_emit_LOCG(p, hregNumber(dst), cond, b, DISP20(d)); |
| 8764 | } |
| 8765 | |
| 8766 | case S390_OPND_IMMEDIATE: { |
| 8767 | ULong value = src.variant.imm; |
| 8768 | |
| 8769 | /* Load value into R0, then use LOCGR */ |
| 8770 | if (insn->size <= 4) { |
| 8771 | p = s390_emit_load_32imm(p, R0, value); |
| 8772 | return s390_emit_LOCGR(p, cond, hregNumber(dst), R0); |
| 8773 | } |
| 8774 | |
| 8775 | vassert(insn->size == 8); |
| 8776 | p = s390_emit_load_64imm(p, R0, value); |
| 8777 | return s390_emit_LOCGR(p, cond, hregNumber(dst), R0); |
| 8778 | } |
| 8779 | } |
| 8780 | } |
| 8781 | |
| 8782 | use_branch_insn: |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8783 | /* Branch (if cond fails) over move instrs */ |
| 8784 | if (cond != S390_CC_ALWAYS) { |
| 8785 | /* Don't know how many bytes to jump over yet. |
| 8786 | Make space for a BRC instruction (4 bytes) and fill in later. */ |
| 8787 | ptmp = p; /* to be filled in here */ |
| 8788 | p += 4; |
| 8789 | } |
| 8790 | |
| 8791 | // cond true: move src => dst |
| 8792 | |
| 8793 | switch (src.tag) { |
| 8794 | case S390_OPND_REG: |
| 8795 | p = s390_emit_LGR(p, hregNumber(dst), hregNumber(src.variant.reg)); |
| 8796 | break; |
| 8797 | |
| 8798 | case S390_OPND_AMODE: |
| 8799 | p = s390_emit_load_mem(p, insn->size, hregNumber(dst), src.variant.am); |
| 8800 | break; |
| 8801 | |
| 8802 | case S390_OPND_IMMEDIATE: { |
| 8803 | ULong value = src.variant.imm; |
| 8804 | UInt r = hregNumber(dst); |
| 8805 | |
| 8806 | switch (insn->size) { |
| 8807 | case 1: |
| 8808 | case 2: |
| 8809 | /* Load the immediate values as a 4 byte value. That does not hurt as |
| 8810 | those extra bytes will not be looked at. Fall through .... */ |
| 8811 | case 4: |
| 8812 | p = s390_emit_load_32imm(p, r, value); |
| 8813 | break; |
| 8814 | |
| 8815 | case 8: |
| 8816 | p = s390_emit_load_64imm(p, r, value); |
| 8817 | break; |
| 8818 | } |
| 8819 | break; |
| 8820 | } |
| 8821 | |
| 8822 | default: |
| 8823 | goto fail; |
| 8824 | } |
| 8825 | |
| 8826 | if (cond != S390_CC_ALWAYS) { |
| 8827 | Int delta = p - ptmp; |
| 8828 | |
| 8829 | delta >>= 1; /* immediate constant is #half-words */ |
| 8830 | vassert(delta > 0 && delta < (1 << 16)); |
| 8831 | s390_emit_BRC(ptmp, s390_cc_invert(cond), delta); |
| 8832 | } |
| 8833 | |
| 8834 | return p; |
| 8835 | |
| 8836 | fail: |
| 8837 | vpanic("s390_insn_cond_move_emit"); |
| 8838 | } |
| 8839 | |
| 8840 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8841 | static UChar * |
| 8842 | s390_insn_bfp_triop_emit(UChar *buf, const s390_insn *insn) |
| 8843 | { |
| 8844 | UInt r1 = hregNumber(insn->variant.bfp_triop.dst); |
| 8845 | UInt r2 = hregNumber(insn->variant.bfp_triop.op2); |
| 8846 | UInt r3 = hregNumber(insn->variant.bfp_triop.op3); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8847 | |
| 8848 | switch (insn->size) { |
| 8849 | case 4: |
| 8850 | switch (insn->variant.bfp_triop.tag) { |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 8851 | case S390_BFP_MADD: return s390_emit_MAEBR(buf, r1, r3, r2); |
| 8852 | case S390_BFP_MSUB: return s390_emit_MSEBR(buf, r1, r3, r2); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8853 | default: goto fail; |
| 8854 | } |
| 8855 | break; |
| 8856 | |
| 8857 | case 8: |
| 8858 | switch (insn->variant.bfp_triop.tag) { |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 8859 | case S390_BFP_MADD: return s390_emit_MADBR(buf, r1, r3, r2); |
| 8860 | case S390_BFP_MSUB: return s390_emit_MSDBR(buf, r1, r3, r2); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8861 | default: goto fail; |
| 8862 | } |
| 8863 | break; |
| 8864 | |
| 8865 | default: goto fail; |
| 8866 | } |
| 8867 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8868 | fail: |
| 8869 | vpanic("s390_insn_bfp_triop_emit"); |
| 8870 | } |
| 8871 | |
| 8872 | |
| 8873 | static UChar * |
| 8874 | s390_insn_bfp_binop_emit(UChar *buf, const s390_insn *insn) |
| 8875 | { |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 8876 | UInt r1 = hregNumber(insn->variant.bfp_binop.dst_hi); |
| 8877 | UInt r2 = hregNumber(insn->variant.bfp_binop.op2_hi); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8878 | |
| 8879 | switch (insn->size) { |
| 8880 | case 4: |
| 8881 | switch (insn->variant.bfp_binop.tag) { |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 8882 | case S390_BFP_ADD: return s390_emit_AEBR(buf, r1, r2); |
| 8883 | case S390_BFP_SUB: return s390_emit_SEBR(buf, r1, r2); |
| 8884 | case S390_BFP_MUL: return s390_emit_MEEBR(buf, r1, r2); |
| 8885 | case S390_BFP_DIV: return s390_emit_DEBR(buf, r1, r2); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8886 | default: goto fail; |
| 8887 | } |
| 8888 | break; |
| 8889 | |
| 8890 | case 8: |
| 8891 | switch (insn->variant.bfp_binop.tag) { |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 8892 | case S390_BFP_ADD: return s390_emit_ADBR(buf, r1, r2); |
| 8893 | case S390_BFP_SUB: return s390_emit_SDBR(buf, r1, r2); |
| 8894 | case S390_BFP_MUL: return s390_emit_MDBR(buf, r1, r2); |
| 8895 | case S390_BFP_DIV: return s390_emit_DDBR(buf, r1, r2); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8896 | default: goto fail; |
| 8897 | } |
| 8898 | break; |
| 8899 | |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 8900 | case 16: |
| 8901 | switch (insn->variant.bfp_binop.tag) { |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 8902 | case S390_BFP_ADD: return s390_emit_AXBR(buf, r1, r2); |
| 8903 | case S390_BFP_SUB: return s390_emit_SXBR(buf, r1, r2); |
| 8904 | case S390_BFP_MUL: return s390_emit_MXBR(buf, r1, r2); |
| 8905 | case S390_BFP_DIV: return s390_emit_DXBR(buf, r1, r2); |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 8906 | default: goto fail; |
| 8907 | } |
| 8908 | break; |
| 8909 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8910 | default: goto fail; |
| 8911 | } |
| 8912 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8913 | fail: |
| 8914 | vpanic("s390_insn_bfp_binop_emit"); |
| 8915 | } |
| 8916 | |
| 8917 | |
| 8918 | static UChar * |
| 8919 | s390_insn_bfp_unop_emit(UChar *buf, const s390_insn *insn) |
| 8920 | { |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 8921 | UInt r1 = hregNumber(insn->variant.bfp_unop.dst_hi); |
| 8922 | UInt r2 = hregNumber(insn->variant.bfp_unop.op_hi); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8923 | |
| 8924 | switch (insn->variant.bfp_unop.tag) { |
| 8925 | case S390_BFP_ABS: |
| 8926 | switch (insn->size) { |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 8927 | case 4: return s390_emit_LPEBR(buf, r1, r2); |
| 8928 | case 8: return s390_emit_LPDBR(buf, r1, r2); |
| 8929 | case 16: return s390_emit_LPXBR(buf, r1, r2); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8930 | default: goto fail; |
| 8931 | } |
| 8932 | break; |
| 8933 | |
| 8934 | case S390_BFP_NABS: |
| 8935 | switch (insn->size) { |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 8936 | case 4: return s390_emit_LNEBR(buf, r1, r2); |
| 8937 | case 8: return s390_emit_LNDBR(buf, r1, r2); |
| 8938 | case 16: return s390_emit_LNXBR(buf, r1, r2); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8939 | default: goto fail; |
| 8940 | } |
| 8941 | break; |
| 8942 | |
| 8943 | case S390_BFP_NEG: |
| 8944 | switch (insn->size) { |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 8945 | case 4: return s390_emit_LCEBR(buf, r1, r2); |
| 8946 | case 8: return s390_emit_LCDBR(buf, r1, r2); |
| 8947 | case 16: return s390_emit_LCXBR(buf, r1, r2); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8948 | default: goto fail; |
| 8949 | } |
| 8950 | break; |
| 8951 | |
| 8952 | case S390_BFP_SQRT: |
| 8953 | switch (insn->size) { |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 8954 | case 4: return s390_emit_SQEBR(buf, r1, r2); |
| 8955 | case 8: return s390_emit_SQDBR(buf, r1, r2); |
| 8956 | case 16: return s390_emit_SQXBR(buf, r1, r2); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 8957 | default: goto fail; |
| 8958 | } |
| 8959 | break; |
| 8960 | |
florian | 9fcff4c | 2012-09-10 03:09:04 +0000 | [diff] [blame] | 8961 | default: goto fail; |
| 8962 | } |
| 8963 | |
florian | 9fcff4c | 2012-09-10 03:09:04 +0000 | [diff] [blame] | 8964 | fail: |
| 8965 | vpanic("s390_insn_bfp_unop_emit"); |
| 8966 | } |
| 8967 | |
| 8968 | |
| 8969 | static UChar * |
| 8970 | s390_insn_bfp_convert_emit(UChar *buf, const s390_insn *insn) |
| 8971 | { |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 8972 | UInt r1 = hregNumber(insn->variant.bfp_convert.dst_hi); |
| 8973 | UInt r2 = hregNumber(insn->variant.bfp_convert.op_hi); |
florian | 125e20d | 2012-10-07 15:42:37 +0000 | [diff] [blame] | 8974 | s390_bfp_round_t m3 = insn->variant.bfp_convert.rounding_mode; |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 8975 | /* The IEEE-inexact-exception control is not modelled. So the |
| 8976 | m4 field is 0 (which is what GCC does, too) */ |
| 8977 | const UInt m4 = 0; |
florian | 9fcff4c | 2012-09-10 03:09:04 +0000 | [diff] [blame] | 8978 | |
florian | 9fcff4c | 2012-09-10 03:09:04 +0000 | [diff] [blame] | 8979 | switch (insn->variant.bfp_convert.tag) { |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 8980 | /* Convert to fixed */ |
florian | 9fcff4c | 2012-09-10 03:09:04 +0000 | [diff] [blame] | 8981 | case S390_BFP_F32_TO_I32: return s390_emit_CFEBR(buf, m3, r1, r2); |
| 8982 | case S390_BFP_F64_TO_I32: return s390_emit_CFDBR(buf, m3, r1, r2); |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 8983 | case S390_BFP_F128_TO_I32: return s390_emit_CFXBR(buf, m3, r1, r2); |
florian | 9fcff4c | 2012-09-10 03:09:04 +0000 | [diff] [blame] | 8984 | case S390_BFP_F32_TO_I64: return s390_emit_CGEBR(buf, m3, r1, r2); |
| 8985 | case S390_BFP_F64_TO_I64: return s390_emit_CGDBR(buf, m3, r1, r2); |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 8986 | case S390_BFP_F128_TO_I64: return s390_emit_CGXBR(buf, m3, r1, r2); |
florian | 9fcff4c | 2012-09-10 03:09:04 +0000 | [diff] [blame] | 8987 | |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 8988 | /* Convert to logical */ |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 8989 | case S390_BFP_F32_TO_U32: return s390_emit_CLFEBR(buf, m3, m4, r1, r2); |
| 8990 | case S390_BFP_F64_TO_U32: return s390_emit_CLFDBR(buf, m3, m4, r1, r2); |
| 8991 | case S390_BFP_F128_TO_U32: return s390_emit_CLFXBR(buf, m3, m4, r1, r2); |
| 8992 | case S390_BFP_F32_TO_U64: return s390_emit_CLGEBR(buf, m3, m4, r1, r2); |
| 8993 | case S390_BFP_F64_TO_U64: return s390_emit_CLGDBR(buf, m3, m4, r1, r2); |
| 8994 | case S390_BFP_F128_TO_U64: return s390_emit_CLGXBR(buf, m3, m4, r1, r2); |
florian | 9fcff4c | 2012-09-10 03:09:04 +0000 | [diff] [blame] | 8995 | |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 8996 | /* Convert from fixed */ |
| 8997 | case S390_BFP_I32_TO_F32: return s390_emit_CEFBRA(buf, m3, m4, r1, r2); |
| 8998 | case S390_BFP_I32_TO_F64: return s390_emit_CDFBRA(buf, 0, m4, r1, r2); |
| 8999 | case S390_BFP_I32_TO_F128: return s390_emit_CXFBRA(buf, 0, m4, r1, r2); |
| 9000 | case S390_BFP_I64_TO_F32: return s390_emit_CEGBRA(buf, m3, m4, r1, r2); |
| 9001 | case S390_BFP_I64_TO_F64: return s390_emit_CDGBRA(buf, m3, m4, r1, r2); |
| 9002 | case S390_BFP_I64_TO_F128: return s390_emit_CXGBRA(buf, 0, m4, r1, r2); |
| 9003 | |
| 9004 | /* Convert from logical */ |
| 9005 | case S390_BFP_U32_TO_F32: return s390_emit_CELFBR(buf, m3, m4, r1, r2); |
| 9006 | case S390_BFP_U32_TO_F64: return s390_emit_CDLFBR(buf, m3, m4, r1, r2); |
| 9007 | case S390_BFP_U32_TO_F128: return s390_emit_CXLFBR(buf, m3, m4, r1, r2); |
| 9008 | case S390_BFP_U64_TO_F32: return s390_emit_CELGBR(buf, m3, m4, r1, r2); |
| 9009 | case S390_BFP_U64_TO_F64: return s390_emit_CDLGBR(buf, m3, m4, r1, r2); |
| 9010 | case S390_BFP_U64_TO_F128: return s390_emit_CXLGBR(buf, m3, m4, r1, r2); |
| 9011 | |
| 9012 | /* Load lengthened */ |
| 9013 | case S390_BFP_F32_TO_F64: return s390_emit_LDEBR(buf, r1, r2); |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 9014 | case S390_BFP_F32_TO_F128: return s390_emit_LXEBR(buf, r1, r2); |
| 9015 | case S390_BFP_F64_TO_F128: return s390_emit_LXDBR(buf, r1, r2); |
florian | 9fcff4c | 2012-09-10 03:09:04 +0000 | [diff] [blame] | 9016 | |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 9017 | /* Load rounded */ |
| 9018 | case S390_BFP_F64_TO_F32: return s390_emit_LEDBRA(buf, m3, m4, r1, r2); |
| 9019 | case S390_BFP_F128_TO_F32: return s390_emit_LEXBRA(buf, m3, m4, r1, r2); |
| 9020 | case S390_BFP_F128_TO_F64: return s390_emit_LDXBRA(buf, m3, m4, r1, r2); |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 9021 | |
florian | 6d0b015 | 2015-07-09 20:59:24 +0000 | [diff] [blame] | 9022 | /* Load FP integer */ |
| 9023 | case S390_BFP_F32_TO_F32I: return s390_emit_FIEBRA(buf, m3, m4, r1, r2); |
| 9024 | case S390_BFP_F64_TO_F64I: return s390_emit_FIDBRA(buf, m3, m4, r1, r2); |
florian | b53f948 | 2015-09-05 20:35:52 +0000 | [diff] [blame] | 9025 | case S390_BFP_F128_TO_F128I: return s390_emit_FIXBRA(buf, m3, m4, r1, r2); |
florian | 6d0b015 | 2015-07-09 20:59:24 +0000 | [diff] [blame] | 9026 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 9027 | default: goto fail; |
| 9028 | } |
| 9029 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 9030 | fail: |
florian | 9fcff4c | 2012-09-10 03:09:04 +0000 | [diff] [blame] | 9031 | vpanic("s390_insn_bfp_convert_emit"); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 9032 | } |
| 9033 | |
| 9034 | |
| 9035 | static UChar * |
| 9036 | s390_insn_bfp_compare_emit(UChar *buf, const s390_insn *insn) |
| 9037 | { |
| 9038 | UInt dst = hregNumber(insn->variant.bfp_compare.dst); |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 9039 | UInt r1 = hregNumber(insn->variant.bfp_compare.op1_hi); |
| 9040 | UInt r2 = hregNumber(insn->variant.bfp_compare.op2_hi); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 9041 | |
| 9042 | switch (insn->size) { |
florian | cc491a6 | 2012-09-10 23:44:37 +0000 | [diff] [blame] | 9043 | case 4: buf = s390_emit_CEBR(buf, r1, r2); break; |
| 9044 | case 8: buf = s390_emit_CDBR(buf, r1, r2); break; |
| 9045 | case 16: buf = s390_emit_CXBR(buf, r1, r2); break; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 9046 | default: goto fail; |
| 9047 | } |
| 9048 | |
| 9049 | return s390_emit_load_cc(buf, dst); /* Load condition code into DST */ |
| 9050 | |
| 9051 | fail: |
| 9052 | vpanic("s390_insn_bfp_compare_emit"); |
| 9053 | } |
| 9054 | |
| 9055 | |
| 9056 | static UChar * |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 9057 | s390_insn_dfp_binop_emit(UChar *buf, const s390_insn *insn) |
| 9058 | { |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 9059 | s390_dfp_binop *dfp_binop = insn->variant.dfp_binop.details; |
| 9060 | |
| 9061 | UInt r1 = hregNumber(dfp_binop->dst_hi); |
| 9062 | UInt r2 = hregNumber(dfp_binop->op2_hi); |
| 9063 | UInt r3 = hregNumber(dfp_binop->op3_hi); |
florian | 89bb1a9 | 2013-01-10 15:41:46 +0000 | [diff] [blame] | 9064 | s390_dfp_round_t m4 = dfp_binop->rounding_mode; |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 9065 | |
| 9066 | switch (insn->size) { |
| 9067 | case 8: |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 9068 | switch (dfp_binop->tag) { |
florian | 362e271 | 2013-01-22 14:02:05 +0000 | [diff] [blame] | 9069 | case S390_DFP_ADD: return s390_emit_ADTRA(buf, r3, m4, r1, r2); |
| 9070 | case S390_DFP_SUB: return s390_emit_SDTRA(buf, r3, m4, r1, r2); |
| 9071 | case S390_DFP_MUL: return s390_emit_MDTRA(buf, r3, m4, r1, r2); |
| 9072 | case S390_DFP_DIV: return s390_emit_DDTRA(buf, r3, m4, r1, r2); |
florian | 5c53973 | 2013-02-14 14:27:12 +0000 | [diff] [blame] | 9073 | case S390_DFP_QUANTIZE: return s390_emit_QADTR(buf, r3, m4, r1, r2); |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 9074 | default: goto fail; |
| 9075 | } |
| 9076 | break; |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 9077 | |
| 9078 | case 16: |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 9079 | switch (dfp_binop->tag) { |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 9080 | case S390_DFP_ADD: return s390_emit_AXTRA(buf, r3, m4, r1, r2); |
| 9081 | case S390_DFP_SUB: return s390_emit_SXTRA(buf, r3, m4, r1, r2); |
| 9082 | case S390_DFP_MUL: return s390_emit_MXTRA(buf, r3, m4, r1, r2); |
| 9083 | case S390_DFP_DIV: return s390_emit_DXTRA(buf, r3, m4, r1, r2); |
florian | 5c53973 | 2013-02-14 14:27:12 +0000 | [diff] [blame] | 9084 | case S390_DFP_QUANTIZE: return s390_emit_QAXTR(buf, r3, m4, r1, r2); |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 9085 | default: goto fail; |
| 9086 | } |
| 9087 | break; |
| 9088 | |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 9089 | default: goto fail; |
| 9090 | } |
| 9091 | |
| 9092 | fail: |
| 9093 | vpanic("s390_insn_dfp_binop_emit"); |
| 9094 | } |
| 9095 | |
| 9096 | |
| 9097 | static UChar * |
florian | 5c53973 | 2013-02-14 14:27:12 +0000 | [diff] [blame] | 9098 | s390_insn_dfp_reround_emit(UChar *buf, const s390_insn *insn) |
| 9099 | { |
| 9100 | UInt r1 = hregNumber(insn->variant.dfp_reround.dst_hi); |
| 9101 | UInt r2 = hregNumber(insn->variant.dfp_reround.op2); |
| 9102 | UInt r3 = hregNumber(insn->variant.dfp_reround.op3_hi); |
| 9103 | s390_dfp_round_t m4 = insn->variant.dfp_reround.rounding_mode; |
| 9104 | |
| 9105 | switch (insn->size) { |
| 9106 | case 8: |
| 9107 | return s390_emit_RRDTR(buf, r3, m4, r1, r2); |
| 9108 | |
| 9109 | case 16: |
| 9110 | return s390_emit_RRXTR(buf, r3, m4, r1, r2); |
| 9111 | |
| 9112 | default: goto fail; |
| 9113 | } |
| 9114 | fail: |
| 9115 | vpanic("s390_insn_dfp_reround_emit"); |
| 9116 | } |
| 9117 | |
| 9118 | |
| 9119 | static UChar * |
florian | ce9e3db | 2012-12-27 20:14:03 +0000 | [diff] [blame] | 9120 | s390_insn_dfp_unop_emit(UChar *buf, const s390_insn *insn) |
| 9121 | { |
| 9122 | UInt r1 = hregNumber(insn->variant.dfp_unop.dst_hi); |
| 9123 | UInt r2 = hregNumber(insn->variant.dfp_unop.op_hi); |
| 9124 | |
| 9125 | switch (insn->variant.dfp_unop.tag) { |
florian | 5c53973 | 2013-02-14 14:27:12 +0000 | [diff] [blame] | 9126 | case S390_DFP_EXTRACT_EXP_D64: return s390_emit_EEDTR(buf, r1, r2); break; |
| 9127 | case S390_DFP_EXTRACT_EXP_D128: return s390_emit_EEXTR(buf, r1, r2); break; |
florian | ce9e3db | 2012-12-27 20:14:03 +0000 | [diff] [blame] | 9128 | case S390_DFP_EXTRACT_SIG_D64: return s390_emit_ESDTR(buf, r1, r2); break; |
| 9129 | case S390_DFP_EXTRACT_SIG_D128: return s390_emit_ESXTR(buf, r1, r2); break; |
| 9130 | default: goto fail; |
| 9131 | } |
| 9132 | fail: |
| 9133 | vpanic("s390_insn_dfp_unop_emit"); |
| 9134 | } |
| 9135 | |
| 9136 | |
| 9137 | static UChar * |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 9138 | s390_insn_dfp_intop_emit(UChar *buf, const s390_insn *insn) |
| 9139 | { |
| 9140 | UInt r1 = hregNumber(insn->variant.dfp_intop.dst_hi); |
| 9141 | UInt r2 = hregNumber(insn->variant.dfp_intop.op2); |
| 9142 | UInt r3 = hregNumber(insn->variant.dfp_intop.op3_hi); |
| 9143 | |
| 9144 | switch (insn->size) { |
| 9145 | case 8: |
| 9146 | switch (insn->variant.dfp_intop.tag) { |
| 9147 | case S390_DFP_SHIFT_LEFT: return s390_emit_SLDT(buf, r3, r1, r2); |
| 9148 | case S390_DFP_SHIFT_RIGHT: return s390_emit_SRDT(buf, r3, r1, r2); |
florian | 5c53973 | 2013-02-14 14:27:12 +0000 | [diff] [blame] | 9149 | case S390_DFP_INSERT_EXP: return s390_emit_IEDTR(buf, r3, r1, r2); |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 9150 | default: goto fail; |
| 9151 | } |
| 9152 | break; |
| 9153 | |
| 9154 | case 16: |
| 9155 | switch (insn->variant.dfp_intop.tag) { |
| 9156 | case S390_DFP_SHIFT_LEFT: return s390_emit_SLXT(buf, r3, r1, r2); |
| 9157 | case S390_DFP_SHIFT_RIGHT: return s390_emit_SRXT(buf, r3, r1, r2); |
florian | 5c53973 | 2013-02-14 14:27:12 +0000 | [diff] [blame] | 9158 | case S390_DFP_INSERT_EXP: return s390_emit_IEXTR(buf, r3, r1, r2); |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 9159 | default: goto fail; |
| 9160 | } |
| 9161 | break; |
| 9162 | |
| 9163 | default: goto fail; |
| 9164 | } |
| 9165 | |
| 9166 | fail: |
| 9167 | vpanic("s390_insn_dfp_intop_emit"); |
| 9168 | } |
| 9169 | |
| 9170 | |
| 9171 | static UChar * |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 9172 | s390_insn_dfp_compare_emit(UChar *buf, const s390_insn *insn) |
| 9173 | { |
| 9174 | UInt dst = hregNumber(insn->variant.dfp_compare.dst); |
| 9175 | UInt r1 = hregNumber(insn->variant.dfp_compare.op1_hi); |
| 9176 | UInt r2 = hregNumber(insn->variant.dfp_compare.op2_hi); |
| 9177 | |
| 9178 | switch (insn->size) { |
florian | 20c6bca | 2012-12-26 17:47:19 +0000 | [diff] [blame] | 9179 | case 8: |
| 9180 | switch(insn->variant.dfp_compare.tag) { |
| 9181 | case S390_DFP_COMPARE: buf = s390_emit_CDTR(buf, r1, r2); break; |
| 9182 | case S390_DFP_COMPARE_EXP: buf = s390_emit_CEDTR(buf, r1, r2); break; |
| 9183 | default: goto fail; |
| 9184 | } |
| 9185 | break; |
| 9186 | |
| 9187 | case 16: |
| 9188 | switch(insn->variant.dfp_compare.tag) { |
| 9189 | case S390_DFP_COMPARE: buf = s390_emit_CXTR(buf, r1, r2); break; |
| 9190 | case S390_DFP_COMPARE_EXP: buf = s390_emit_CEXTR(buf, r1, r2); break; |
| 9191 | default: goto fail; |
| 9192 | } |
| 9193 | break; |
| 9194 | |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 9195 | default: goto fail; |
| 9196 | } |
| 9197 | |
| 9198 | return s390_emit_load_cc(buf, dst); /* Load condition code into DST */ |
| 9199 | |
| 9200 | fail: |
| 9201 | vpanic("s390_insn_dfp_compare_emit"); |
| 9202 | } |
| 9203 | |
| 9204 | |
| 9205 | static UChar * |
| 9206 | s390_insn_dfp_convert_emit(UChar *buf, const s390_insn *insn) |
| 9207 | { |
| 9208 | UInt r1 = hregNumber(insn->variant.dfp_convert.dst_hi); |
| 9209 | UInt r2 = hregNumber(insn->variant.dfp_convert.op_hi); |
| 9210 | s390_dfp_round_t m3 = insn->variant.dfp_convert.rounding_mode; |
| 9211 | /* The IEEE-inexact-exception control is not modelled. So the |
| 9212 | m4 field is 0 (which is what GCC does, too) */ |
| 9213 | const UInt m4 = 0; |
| 9214 | |
| 9215 | switch (insn->variant.dfp_convert.tag) { |
| 9216 | |
florian | 5f03462 | 2013-01-13 02:29:05 +0000 | [diff] [blame] | 9217 | /* Convert to fixed */ |
| 9218 | case S390_DFP_D64_TO_I32: return s390_emit_CFDTR(buf, m3, m4, r1, r2); |
| 9219 | case S390_DFP_D128_TO_I32: return s390_emit_CFXTR(buf, m3, m4, r1, r2); |
florian | a887acd | 2013-02-08 23:32:54 +0000 | [diff] [blame] | 9220 | case S390_DFP_D64_TO_I64: return s390_emit_CGDTR(buf, m3, m4, r1, r2); |
| 9221 | case S390_DFP_D128_TO_I64: return s390_emit_CGXTR(buf, m3, m4, r1, r2); |
florian | 5f03462 | 2013-01-13 02:29:05 +0000 | [diff] [blame] | 9222 | |
| 9223 | /* Convert to logical */ |
| 9224 | case S390_DFP_D64_TO_U32: return s390_emit_CLFDTR(buf, m3, m4, r1, r2); |
| 9225 | case S390_DFP_D128_TO_U32: return s390_emit_CLFXTR(buf, m3, m4, r1, r2); |
| 9226 | case S390_DFP_D64_TO_U64: return s390_emit_CLGDTR(buf, m3, m4, r1, r2); |
| 9227 | case S390_DFP_D128_TO_U64: return s390_emit_CLGXTR(buf, m3, m4, r1, r2); |
| 9228 | |
| 9229 | /* Convert from fixed */ |
| 9230 | case S390_DFP_I32_TO_D64: return s390_emit_CDFTR(buf, 0, m4, r1, r2); |
| 9231 | case S390_DFP_I32_TO_D128: return s390_emit_CXFTR(buf, 0, m4, r1, r2); |
florian | a887acd | 2013-02-08 23:32:54 +0000 | [diff] [blame] | 9232 | case S390_DFP_I64_TO_D64: return s390_emit_CDGTRA(buf, m3, m4, r1, r2); |
| 9233 | case S390_DFP_I64_TO_D128: return s390_emit_CXGTR(buf, 0, m4, r1, r2); |
florian | 5f03462 | 2013-01-13 02:29:05 +0000 | [diff] [blame] | 9234 | |
| 9235 | /* Convert from logical */ |
| 9236 | case S390_DFP_U32_TO_D64: return s390_emit_CDLFTR(buf, m3, m4, r1, r2); |
| 9237 | case S390_DFP_U64_TO_D64: return s390_emit_CDLGTR(buf, m3, m4, r1, r2); |
| 9238 | case S390_DFP_U32_TO_D128: return s390_emit_CXLFTR(buf, m3, m4, r1, r2); |
| 9239 | case S390_DFP_U64_TO_D128: return s390_emit_CXLGTR(buf, m3, m4, r1, r2); |
| 9240 | |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 9241 | /* Load lengthened */ |
| 9242 | case S390_DFP_D32_TO_D64: return s390_emit_LDETR(buf, m4, r1, r2); |
| 9243 | case S390_DFP_D64_TO_D128: return s390_emit_LXDTR(buf, m4, r1, r2); |
| 9244 | |
| 9245 | /* Load rounded */ |
| 9246 | case S390_DFP_D64_TO_D32: return s390_emit_LEDTR(buf, m3, m4, r1, r2); |
| 9247 | case S390_DFP_D128_TO_D64: return s390_emit_LDXTR(buf, m3, m4, r1, r2); |
| 9248 | |
| 9249 | default: goto fail; |
| 9250 | } |
| 9251 | |
| 9252 | fail: |
| 9253 | vpanic("s390_insn_dfp_convert_emit"); |
| 9254 | } |
| 9255 | |
| 9256 | |
| 9257 | static UChar * |
florian | 78d5ef7 | 2013-05-11 15:02:58 +0000 | [diff] [blame] | 9258 | s390_insn_fp_convert_emit(UChar *buf, const s390_insn *insn) |
| 9259 | { |
| 9260 | UInt pfpo; |
| 9261 | s390_fp_convert *fp_convert = insn->variant.fp_convert.details; |
| 9262 | s390_dfp_round_t rm = fp_convert->rounding_mode; |
| 9263 | |
| 9264 | vassert(rm < 2 || rm > 7); |
| 9265 | |
| 9266 | switch (fp_convert->tag) { |
florian | 7ab421d | 2013-06-17 21:03:56 +0000 | [diff] [blame] | 9267 | case S390_FP_F32_TO_D32: pfpo = S390_PFPO_F32_TO_D32 << 8; break; |
| 9268 | case S390_FP_F32_TO_D64: pfpo = S390_PFPO_F32_TO_D64 << 8; break; |
| 9269 | case S390_FP_F32_TO_D128: pfpo = S390_PFPO_F32_TO_D128 << 8; break; |
| 9270 | case S390_FP_F64_TO_D32: pfpo = S390_PFPO_F64_TO_D32 << 8; break; |
florian | 78d5ef7 | 2013-05-11 15:02:58 +0000 | [diff] [blame] | 9271 | case S390_FP_F64_TO_D64: pfpo = S390_PFPO_F64_TO_D64 << 8; break; |
florian | 78d5ef7 | 2013-05-11 15:02:58 +0000 | [diff] [blame] | 9272 | case S390_FP_F64_TO_D128: pfpo = S390_PFPO_F64_TO_D128 << 8; break; |
florian | 7ab421d | 2013-06-17 21:03:56 +0000 | [diff] [blame] | 9273 | case S390_FP_F128_TO_D32: pfpo = S390_PFPO_F128_TO_D32 << 8; break; |
| 9274 | case S390_FP_F128_TO_D64: pfpo = S390_PFPO_F128_TO_D64 << 8; break; |
florian | 78d5ef7 | 2013-05-11 15:02:58 +0000 | [diff] [blame] | 9275 | case S390_FP_F128_TO_D128: pfpo = S390_PFPO_F128_TO_D128 << 8; break; |
florian | 7ab421d | 2013-06-17 21:03:56 +0000 | [diff] [blame] | 9276 | case S390_FP_D32_TO_F32: pfpo = S390_PFPO_D32_TO_F32 << 8; break; |
| 9277 | case S390_FP_D32_TO_F64: pfpo = S390_PFPO_D32_TO_F64 << 8; break; |
| 9278 | case S390_FP_D32_TO_F128: pfpo = S390_PFPO_D32_TO_F128 << 8; break; |
| 9279 | case S390_FP_D64_TO_F32: pfpo = S390_PFPO_D64_TO_F32 << 8; break; |
| 9280 | case S390_FP_D64_TO_F64: pfpo = S390_PFPO_D64_TO_F64 << 8; break; |
| 9281 | case S390_FP_D64_TO_F128: pfpo = S390_PFPO_D64_TO_F128 << 8; break; |
| 9282 | case S390_FP_D128_TO_F32: pfpo = S390_PFPO_D128_TO_F32 << 8; break; |
| 9283 | case S390_FP_D128_TO_F64: pfpo = S390_PFPO_D128_TO_F64 << 8; break; |
florian | 78d5ef7 | 2013-05-11 15:02:58 +0000 | [diff] [blame] | 9284 | case S390_FP_D128_TO_F128: pfpo = S390_PFPO_D128_TO_F128 << 8; break; |
| 9285 | default: goto fail; |
| 9286 | } |
| 9287 | |
| 9288 | pfpo = pfpo | rm; |
| 9289 | buf = s390_emit_load_32imm(buf, R0, pfpo); |
| 9290 | buf = s390_emit_PFPO(buf); |
| 9291 | return buf; |
| 9292 | |
| 9293 | fail: |
| 9294 | vpanic("s390_insn_fp_convert_emit"); |
| 9295 | } |
| 9296 | |
| 9297 | |
| 9298 | static UChar * |
sewardj | a52e37e | 2011-04-28 18:48:06 +0000 | [diff] [blame] | 9299 | s390_insn_mfence_emit(UChar *buf, const s390_insn *insn) |
| 9300 | { |
| 9301 | return s390_emit_BCR(buf, 0xF, 0x0); |
| 9302 | } |
| 9303 | |
| 9304 | |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 9305 | static UChar * |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 9306 | s390_insn_mimm_emit(UChar *buf, const s390_insn *insn) |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 9307 | { |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 9308 | s390_amode *am = insn->variant.mimm.dst; |
florian | 3123f72 | 2013-01-24 15:55:52 +0000 | [diff] [blame] | 9309 | UChar b = hregNumber(am->b); |
florian | 3123f72 | 2013-01-24 15:55:52 +0000 | [diff] [blame] | 9310 | Int d = am->d; |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 9311 | ULong value = insn->variant.mimm.value; |
florian | 09bbba8 | 2012-12-11 04:09:43 +0000 | [diff] [blame] | 9312 | |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 9313 | if (value == 0) { |
florian | 3123f72 | 2013-01-24 15:55:52 +0000 | [diff] [blame] | 9314 | return s390_emit_XC(buf, insn->size - 1, b, d, b, d); |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 9315 | } |
| 9316 | |
| 9317 | if (insn->size == 1) { |
florian | 3123f72 | 2013-01-24 15:55:52 +0000 | [diff] [blame] | 9318 | return s390_emit_MVI(buf, value & 0xFF, b, d); |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 9319 | } |
| 9320 | |
| 9321 | if (s390_host_has_gie && ulong_fits_signed_16bit(value)) { |
| 9322 | value &= 0xFFFF; |
| 9323 | switch (insn->size) { |
florian | 3123f72 | 2013-01-24 15:55:52 +0000 | [diff] [blame] | 9324 | case 2: return s390_emit_MVHHI(buf, b, d, value); |
| 9325 | case 4: return s390_emit_MVHI(buf, b, d, value); |
| 9326 | case 8: return s390_emit_MVGHI(buf, b, d, value); |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 9327 | } |
| 9328 | } else { |
| 9329 | // Load value to R0, then store. |
| 9330 | switch (insn->size) { |
| 9331 | case 2: |
| 9332 | buf = s390_emit_LHI(buf, R0, value & 0xFFFF); |
florian | 3123f72 | 2013-01-24 15:55:52 +0000 | [diff] [blame] | 9333 | return s390_emit_STH(buf, R0, 0, b, d); |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 9334 | case 4: |
| 9335 | buf = s390_emit_load_32imm(buf, R0, value); |
florian | 3123f72 | 2013-01-24 15:55:52 +0000 | [diff] [blame] | 9336 | return s390_emit_ST(buf, R0, 0, b, d); |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 9337 | case 8: |
| 9338 | buf = s390_emit_load_64imm(buf, R0, value); |
florian | 3123f72 | 2013-01-24 15:55:52 +0000 | [diff] [blame] | 9339 | return s390_emit_STG(buf, R0, 0, b, DISP20(d)); |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 9340 | } |
| 9341 | } |
| 9342 | |
| 9343 | vpanic("s390_insn_mimm_emit"); |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 9344 | } |
| 9345 | |
| 9346 | |
| 9347 | static UChar * |
florian | f85fe3e | 2012-12-22 02:28:25 +0000 | [diff] [blame] | 9348 | s390_insn_madd_emit(UChar *buf, const s390_insn *insn) |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 9349 | { |
florian | f85fe3e | 2012-12-22 02:28:25 +0000 | [diff] [blame] | 9350 | s390_amode *am = insn->variant.madd.dst; |
florian | 3123f72 | 2013-01-24 15:55:52 +0000 | [diff] [blame] | 9351 | UChar b = hregNumber(am->b); |
florian | 3123f72 | 2013-01-24 15:55:52 +0000 | [diff] [blame] | 9352 | Int d = am->d; |
florian | f85fe3e | 2012-12-22 02:28:25 +0000 | [diff] [blame] | 9353 | |
| 9354 | if (insn->size == 4) { |
florian | 3123f72 | 2013-01-24 15:55:52 +0000 | [diff] [blame] | 9355 | return s390_emit_ASI(buf, insn->variant.madd.delta, b, DISP20(d)); |
florian | f85fe3e | 2012-12-22 02:28:25 +0000 | [diff] [blame] | 9356 | } |
| 9357 | |
florian | 3123f72 | 2013-01-24 15:55:52 +0000 | [diff] [blame] | 9358 | return s390_emit_AGSI(buf, insn->variant.madd.delta, b, DISP20(d)); |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 9359 | } |
| 9360 | |
| 9361 | |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 9362 | static UChar * |
florian | 125e20d | 2012-10-07 15:42:37 +0000 | [diff] [blame] | 9363 | s390_insn_set_fpc_bfprm_emit(UChar *buf, const s390_insn *insn) |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 9364 | { |
florian | 125e20d | 2012-10-07 15:42:37 +0000 | [diff] [blame] | 9365 | UInt mode = hregNumber(insn->variant.set_fpc_bfprm.mode); |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 9366 | |
| 9367 | /* Copy FPC from guest state to R0 and OR in the new rounding mode */ |
| 9368 | buf = s390_emit_L(buf, R0, 0, S390_REGNO_GUEST_STATE_POINTER, |
| 9369 | S390X_GUEST_OFFSET(guest_fpc)); // r0 = guest_fpc |
| 9370 | |
| 9371 | buf = s390_emit_NILL(buf, R0, 0xFFF8); /* Clear out right-most 3 bits */ |
| 9372 | buf = s390_emit_OR(buf, R0, mode); /* OR in the new rounding mode */ |
florian | 6d8e26e | 2012-09-12 19:52:16 +0000 | [diff] [blame] | 9373 | buf = s390_emit_SFPC(buf, R0); /* Load FPC register from R0 */ |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 9374 | |
| 9375 | return buf; |
| 9376 | } |
| 9377 | |
| 9378 | |
florian | c8e4f56 | 2012-10-27 16:19:31 +0000 | [diff] [blame] | 9379 | static UChar * |
| 9380 | s390_insn_set_fpc_dfprm_emit(UChar *buf, const s390_insn *insn) |
| 9381 | { |
| 9382 | UInt mode = hregNumber(insn->variant.set_fpc_dfprm.mode); |
| 9383 | |
| 9384 | /* Copy FPC from guest state to R0 and OR in the new rounding mode */ |
| 9385 | buf = s390_emit_L(buf, R0, 0, S390_REGNO_GUEST_STATE_POINTER, |
| 9386 | S390X_GUEST_OFFSET(guest_fpc)); // r0 = guest_fpc |
| 9387 | |
| 9388 | /* DFP rounding mode is set at bit position 25:27 in FPC register */ |
| 9389 | buf = s390_emit_NILL(buf, R0, 0xFF8F); /* Clear out 25:27 bits */ |
| 9390 | buf = s390_emit_SLL(buf, mode, 0, 4); /* bring mode to 25:27 bits */ |
| 9391 | buf = s390_emit_OR(buf, R0, mode); /* OR in the new rounding mode */ |
| 9392 | buf = s390_emit_SFPC(buf, R0); /* Load FPC register from R0 */ |
| 9393 | |
| 9394 | return buf; |
| 9395 | } |
| 9396 | |
| 9397 | |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9398 | /* Define convenience functions needed for translation chaining. |
| 9399 | Any changes need to be applied to the functions in concert. */ |
| 9400 | |
florian | 1c85704 | 2012-04-15 04:11:07 +0000 | [diff] [blame] | 9401 | static __inline__ Bool |
| 9402 | s390_insn_is_BRCL(const UChar *p, UChar condition) |
| 9403 | { |
| 9404 | return p[0] == 0xc0 && p[1] == ((condition << 4) | 0x04); |
| 9405 | } |
| 9406 | |
| 9407 | static __inline__ Bool |
| 9408 | s390_insn_is_BR(const UChar *p, UChar reg) |
| 9409 | { |
| 9410 | return p[0] == 0x07 && p[1] == (0xF0 | reg); /* BCR 15,reg */ |
| 9411 | } |
| 9412 | |
florian | ebaf8d9 | 2012-04-22 17:38:46 +0000 | [diff] [blame] | 9413 | |
| 9414 | /* The length of the BASR insn */ |
| 9415 | #define S390_BASR_LEN 2 |
| 9416 | |
florian | 1c85704 | 2012-04-15 04:11:07 +0000 | [diff] [blame] | 9417 | |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9418 | /* Load the 64-bit VALUE into REG. Note that this function must NOT |
| 9419 | optimise the generated code by looking at the value. I.e. using |
florian | e09e8bb | 2012-05-07 03:28:18 +0000 | [diff] [blame] | 9420 | LGHI if value == 0 would be very wrong. */ |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9421 | static UChar * |
| 9422 | s390_tchain_load64(UChar *buf, UChar regno, ULong value) |
| 9423 | { |
florian | 1c85704 | 2012-04-15 04:11:07 +0000 | [diff] [blame] | 9424 | UChar *begin = buf; |
| 9425 | |
florian | 1c2b4db | 2012-04-22 17:46:31 +0000 | [diff] [blame] | 9426 | if (s390_host_has_eimm) { |
| 9427 | /* Do it in two steps: upper half [0:31] and lower half [32:63] */ |
| 9428 | buf = s390_emit_IIHF(buf, regno, value >> 32); |
| 9429 | buf = s390_emit_IILF(buf, regno, value & 0xFFFFFFFF); |
| 9430 | } else { |
| 9431 | buf = s390_emit_IILL(buf, regno, value & 0xFFFF); |
| 9432 | value >>= 16; |
| 9433 | buf = s390_emit_IILH(buf, regno, value & 0xFFFF); |
| 9434 | value >>= 16; |
| 9435 | buf = s390_emit_IIHL(buf, regno, value & 0xFFFF); |
| 9436 | value >>= 16; |
| 9437 | buf = s390_emit_IIHH(buf, regno, value & 0xFFFF); |
| 9438 | } |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9439 | |
florian | 1c85704 | 2012-04-15 04:11:07 +0000 | [diff] [blame] | 9440 | vassert(buf - begin == s390_tchain_load64_len()); |
| 9441 | |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9442 | return buf; |
| 9443 | } |
| 9444 | |
| 9445 | /* Return number of bytes generated by s390_tchain_load64 */ |
| 9446 | static UInt |
| 9447 | s390_tchain_load64_len(void) |
| 9448 | { |
florian | 1c2b4db | 2012-04-22 17:46:31 +0000 | [diff] [blame] | 9449 | if (s390_host_has_eimm) { |
| 9450 | return 6 + 6; /* IIHF + IILF */ |
| 9451 | } |
florian | ebaf8d9 | 2012-04-22 17:38:46 +0000 | [diff] [blame] | 9452 | return 4 + 4 + 4 + 4; /* IIHH + IIHL + IILH + IILL */ |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9453 | } |
| 9454 | |
| 9455 | /* Verify that CODE is the code sequence generated by s390_tchain_load64 |
| 9456 | to load VALUE into REGNO. Return pointer to the byte following the |
| 9457 | insn sequence. */ |
| 9458 | static const UChar * |
| 9459 | s390_tchain_verify_load64(const UChar *code, UChar regno, ULong value) |
| 9460 | { |
| 9461 | UInt regmask = regno << 4; |
| 9462 | UInt hw; |
| 9463 | |
florian | 1c2b4db | 2012-04-22 17:46:31 +0000 | [diff] [blame] | 9464 | if (s390_host_has_eimm) { |
| 9465 | /* Check for IIHF */ |
| 9466 | vassert(code[0] == 0xC0); |
| 9467 | vassert(code[1] == (0x08 | regmask)); |
| 9468 | vassert(*(const UInt *)&code[2] == (value >> 32)); |
| 9469 | /* Check for IILF */ |
| 9470 | vassert(code[6] == 0xC0); |
| 9471 | vassert(code[7] == (0x09 | regmask)); |
| 9472 | vassert(*(const UInt *)&code[8] == (value & 0xFFFFFFFF)); |
| 9473 | } else { |
| 9474 | /* Check for IILL */ |
| 9475 | hw = value & 0xFFFF; |
| 9476 | vassert(code[0] == 0xA5); |
| 9477 | vassert(code[1] == (0x03 | regmask)); |
| 9478 | vassert(code[2] == (hw >> 8)); |
| 9479 | vassert(code[3] == (hw & 0xFF)); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9480 | |
florian | 1c2b4db | 2012-04-22 17:46:31 +0000 | [diff] [blame] | 9481 | /* Check for IILH */ |
| 9482 | hw = (value >> 16) & 0xFFFF; |
| 9483 | vassert(code[4] == 0xA5); |
| 9484 | vassert(code[5] == (0x02 | regmask)); |
| 9485 | vassert(code[6] == (hw >> 8)); |
| 9486 | vassert(code[7] == (hw & 0xFF)); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9487 | |
florian | 1c2b4db | 2012-04-22 17:46:31 +0000 | [diff] [blame] | 9488 | /* Check for IIHL */ |
| 9489 | hw = (value >> 32) & 0xFFFF; |
| 9490 | vassert(code[8] == 0xA5); |
| 9491 | vassert(code[9] == (0x01 | regmask)); |
| 9492 | vassert(code[10] == (hw >> 8)); |
| 9493 | vassert(code[11] == (hw & 0xFF)); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9494 | |
florian | 1c2b4db | 2012-04-22 17:46:31 +0000 | [diff] [blame] | 9495 | /* Check for IIHH */ |
| 9496 | hw = (value >> 48) & 0xFFFF; |
| 9497 | vassert(code[12] == 0xA5); |
| 9498 | vassert(code[13] == (0x00 | regmask)); |
| 9499 | vassert(code[14] == (hw >> 8)); |
| 9500 | vassert(code[15] == (hw & 0xFF)); |
| 9501 | } |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9502 | |
florian | 1c85704 | 2012-04-15 04:11:07 +0000 | [diff] [blame] | 9503 | return code + s390_tchain_load64_len(); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9504 | } |
| 9505 | |
| 9506 | /* CODE points to the code sequence as generated by s390_tchain_load64. |
florian | 5ea257b | 2012-09-29 17:05:46 +0000 | [diff] [blame] | 9507 | Change the loaded value to IMM64. Return pointer to the byte following |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9508 | the patched code sequence. */ |
| 9509 | static UChar * |
| 9510 | s390_tchain_patch_load64(UChar *code, ULong imm64) |
| 9511 | { |
florian | 1c2b4db | 2012-04-22 17:46:31 +0000 | [diff] [blame] | 9512 | if (s390_host_has_eimm) { |
| 9513 | /* Patch IIHF */ |
| 9514 | *(UInt *)&code[2] = imm64 >> 32; |
| 9515 | /* Patch IILF */ |
| 9516 | *(UInt *)&code[8] = imm64 & 0xFFFFFFFF; |
| 9517 | } else { |
| 9518 | code[3] = imm64 & 0xFF; imm64 >>= 8; |
| 9519 | code[2] = imm64 & 0xFF; imm64 >>= 8; |
| 9520 | code[7] = imm64 & 0xFF; imm64 >>= 8; |
| 9521 | code[6] = imm64 & 0xFF; imm64 >>= 8; |
| 9522 | code[11] = imm64 & 0xFF; imm64 >>= 8; |
| 9523 | code[10] = imm64 & 0xFF; imm64 >>= 8; |
| 9524 | code[15] = imm64 & 0xFF; imm64 >>= 8; |
| 9525 | code[14] = imm64 & 0xFF; imm64 >>= 8; |
| 9526 | } |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9527 | |
florian | 1c85704 | 2012-04-15 04:11:07 +0000 | [diff] [blame] | 9528 | return code + s390_tchain_load64_len(); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9529 | } |
| 9530 | |
| 9531 | |
| 9532 | /* NB: what goes on here has to be very closely coordinated with the |
| 9533 | chainXDirect_S390 and unchainXDirect_S390 below. */ |
| 9534 | static UChar * |
| 9535 | s390_insn_xdirect_emit(UChar *buf, const s390_insn *insn, |
florian | 8462d11 | 2014-09-24 15:18:09 +0000 | [diff] [blame] | 9536 | const void *disp_cp_chain_me_to_slowEP, |
| 9537 | const void *disp_cp_chain_me_to_fastEP) |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9538 | { |
| 9539 | /* We're generating chain-me requests here, so we need to be |
| 9540 | sure this is actually allowed -- no-redir translations can't |
| 9541 | use chain-me's. Hence: */ |
| 9542 | vassert(disp_cp_chain_me_to_slowEP != NULL); |
| 9543 | vassert(disp_cp_chain_me_to_fastEP != NULL); |
| 9544 | |
| 9545 | /* Use ptmp for backpatching conditional jumps. */ |
| 9546 | UChar *ptmp = buf; |
| 9547 | |
| 9548 | /* First off, if this is conditional, create a conditional |
| 9549 | jump over the rest of it. */ |
| 9550 | s390_cc_t cond = insn->variant.xdirect.cond; |
| 9551 | |
| 9552 | if (cond != S390_CC_ALWAYS) { |
| 9553 | /* So we have something like this |
| 9554 | if (cond) do_xdirect; |
| 9555 | Y: ... |
| 9556 | We convert this into |
| 9557 | if (! cond) goto Y; // BRC opcode; 4 bytes |
| 9558 | do_xdirect; |
| 9559 | Y: |
| 9560 | */ |
| 9561 | /* 4 bytes (a BRC insn) to be filled in here */ |
| 9562 | buf += 4; |
| 9563 | } |
| 9564 | |
| 9565 | /* Update the guest IA. */ |
| 9566 | buf = s390_emit_load_64imm(buf, R0, insn->variant.xdirect.dst); |
| 9567 | |
| 9568 | const s390_amode *amode = insn->variant.xdirect.guest_IA; |
florian | bf516d1 | 2012-04-21 15:53:13 +0000 | [diff] [blame] | 9569 | vassert(amode->tag == S390_AMODE_B12); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9570 | UInt b = hregNumber(amode->b); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9571 | UInt d = amode->d; |
| 9572 | |
florian | bf516d1 | 2012-04-21 15:53:13 +0000 | [diff] [blame] | 9573 | buf = s390_emit_STG(buf, R0, 0, b, DISP20(d)); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9574 | |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9575 | /* Load the chosen entry point into the scratch reg */ |
florian | 8462d11 | 2014-09-24 15:18:09 +0000 | [diff] [blame] | 9576 | const void *disp_cp_chain_me; |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9577 | |
| 9578 | disp_cp_chain_me = |
| 9579 | insn->variant.xdirect.to_fast_entry ? disp_cp_chain_me_to_fastEP |
| 9580 | : disp_cp_chain_me_to_slowEP; |
florian | ebaf8d9 | 2012-04-22 17:38:46 +0000 | [diff] [blame] | 9581 | /* Get the address of the beginning of the load64 code sequence into %r1. |
| 9582 | Do not change the register! This is part of the protocol with the |
| 9583 | dispatcher. */ |
| 9584 | buf = s390_emit_BASR(buf, 1, R0); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9585 | |
florian | ebaf8d9 | 2012-04-22 17:38:46 +0000 | [diff] [blame] | 9586 | /* --- FIRST PATCHABLE BYTE follows (must not modify %r1) --- */ |
florian | 93a0974 | 2015-01-07 20:14:48 +0000 | [diff] [blame] | 9587 | Addr64 addr = (Addr)disp_cp_chain_me; |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9588 | buf = s390_tchain_load64(buf, S390_REGNO_TCHAIN_SCRATCH, addr); |
| 9589 | |
florian | ebaf8d9 | 2012-04-22 17:38:46 +0000 | [diff] [blame] | 9590 | /* goto *tchain_scratch */ |
| 9591 | buf = s390_emit_BCR(buf, S390_CC_ALWAYS, S390_REGNO_TCHAIN_SCRATCH); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9592 | |
| 9593 | /* --- END of PATCHABLE BYTES --- */ |
| 9594 | |
| 9595 | /* Fix up the conditional jump, if there was one. */ |
| 9596 | if (cond != S390_CC_ALWAYS) { |
| 9597 | Int delta = buf - ptmp; |
| 9598 | |
| 9599 | delta >>= 1; /* immediate constant is #half-words */ |
| 9600 | vassert(delta > 0 && delta < (1 << 16)); |
| 9601 | s390_emit_BRC(ptmp, s390_cc_invert(cond), delta); |
| 9602 | } |
| 9603 | |
| 9604 | return buf; |
| 9605 | } |
| 9606 | |
| 9607 | /* Return the number of patchable bytes from an xdirect insn. */ |
| 9608 | static UInt |
| 9609 | s390_xdirect_patchable_len(void) |
| 9610 | { |
florian | ebaf8d9 | 2012-04-22 17:38:46 +0000 | [diff] [blame] | 9611 | return s390_tchain_load64_len() + S390_BASR_LEN; |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9612 | } |
| 9613 | |
| 9614 | |
| 9615 | static UChar * |
florian | 8462d11 | 2014-09-24 15:18:09 +0000 | [diff] [blame] | 9616 | s390_insn_xindir_emit(UChar *buf, const s390_insn *insn, |
| 9617 | const void *disp_cp_xindir) |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9618 | { |
| 9619 | /* We're generating transfers that could lead indirectly to a |
| 9620 | chain-me, so we need to be sure this is actually allowed -- |
| 9621 | no-redir translations are not allowed to reach normal |
| 9622 | translations without going through the scheduler. That means |
| 9623 | no XDirects or XIndirs out from no-redir translations. |
| 9624 | Hence: */ |
| 9625 | vassert(disp_cp_xindir != NULL); |
| 9626 | |
| 9627 | /* Use ptmp for backpatching conditional jumps. */ |
| 9628 | UChar *ptmp = buf; |
| 9629 | |
| 9630 | /* First off, if this is conditional, create a conditional |
| 9631 | jump over the rest of it. */ |
| 9632 | s390_cc_t cond = insn->variant.xdirect.cond; |
| 9633 | |
| 9634 | if (cond != S390_CC_ALWAYS) { |
| 9635 | /* So we have something like this |
| 9636 | if (cond) do_xdirect; |
| 9637 | Y: ... |
| 9638 | We convert this into |
| 9639 | if (! cond) goto Y; // BRC opcode; 4 bytes |
| 9640 | do_xdirect; |
| 9641 | Y: |
| 9642 | */ |
| 9643 | /* 4 bytes (a BRC insn) to be filled in here */ |
| 9644 | buf += 4; |
| 9645 | } |
| 9646 | |
| 9647 | /* Update the guest IA with the address in xdirect.dst. */ |
florian | 7346c7a | 2012-04-13 21:14:24 +0000 | [diff] [blame] | 9648 | const s390_amode *amode = insn->variant.xindir.guest_IA; |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9649 | |
florian | bf516d1 | 2012-04-21 15:53:13 +0000 | [diff] [blame] | 9650 | vassert(amode->tag == S390_AMODE_B12); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9651 | UInt b = hregNumber(amode->b); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9652 | UInt d = amode->d; |
florian | 7346c7a | 2012-04-13 21:14:24 +0000 | [diff] [blame] | 9653 | UInt regno = hregNumber(insn->variant.xindir.dst); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9654 | |
florian | bf516d1 | 2012-04-21 15:53:13 +0000 | [diff] [blame] | 9655 | buf = s390_emit_STG(buf, regno, 0, b, DISP20(d)); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9656 | |
| 9657 | /* load tchain_scratch, #disp_indir */ |
| 9658 | buf = s390_tchain_load64(buf, S390_REGNO_TCHAIN_SCRATCH, |
florian | 93a0974 | 2015-01-07 20:14:48 +0000 | [diff] [blame] | 9659 | (Addr)disp_cp_xindir); |
florian | ebaf8d9 | 2012-04-22 17:38:46 +0000 | [diff] [blame] | 9660 | /* goto *tchain_direct */ |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9661 | buf = s390_emit_BCR(buf, S390_CC_ALWAYS, S390_REGNO_TCHAIN_SCRATCH); |
| 9662 | |
| 9663 | /* Fix up the conditional jump, if there was one. */ |
| 9664 | if (cond != S390_CC_ALWAYS) { |
| 9665 | Int delta = buf - ptmp; |
| 9666 | |
| 9667 | delta >>= 1; /* immediate constant is #half-words */ |
| 9668 | vassert(delta > 0 && delta < (1 << 16)); |
| 9669 | s390_emit_BRC(ptmp, s390_cc_invert(cond), delta); |
| 9670 | } |
| 9671 | |
| 9672 | return buf; |
| 9673 | } |
| 9674 | |
| 9675 | static UChar * |
| 9676 | s390_insn_xassisted_emit(UChar *buf, const s390_insn *insn, |
florian | 8462d11 | 2014-09-24 15:18:09 +0000 | [diff] [blame] | 9677 | const void *disp_cp_xassisted) |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9678 | { |
| 9679 | /* Use ptmp for backpatching conditional jumps. */ |
| 9680 | UChar *ptmp = buf; |
| 9681 | |
| 9682 | /* First off, if this is conditional, create a conditional |
| 9683 | jump over the rest of it. */ |
| 9684 | s390_cc_t cond = insn->variant.xdirect.cond; |
| 9685 | |
| 9686 | if (cond != S390_CC_ALWAYS) { |
| 9687 | /* So we have something like this |
| 9688 | if (cond) do_xdirect; |
| 9689 | Y: ... |
| 9690 | We convert this into |
| 9691 | if (! cond) goto Y; // BRC opcode; 4 bytes |
| 9692 | do_xdirect; |
| 9693 | Y: |
| 9694 | */ |
| 9695 | /* 4 bytes (a BRC insn) to be filled in here */ |
| 9696 | buf += 4; |
| 9697 | } |
| 9698 | |
| 9699 | /* Update the guest IA with the address in xassisted.dst. */ |
| 9700 | const s390_amode *amode = insn->variant.xassisted.guest_IA; |
| 9701 | |
florian | bf516d1 | 2012-04-21 15:53:13 +0000 | [diff] [blame] | 9702 | vassert(amode->tag == S390_AMODE_B12); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9703 | UInt b = hregNumber(amode->b); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9704 | UInt d = amode->d; |
| 9705 | UInt regno = hregNumber(insn->variant.xassisted.dst); |
| 9706 | |
florian | bf516d1 | 2012-04-21 15:53:13 +0000 | [diff] [blame] | 9707 | buf = s390_emit_STG(buf, regno, 0, b, DISP20(d)); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9708 | |
| 9709 | UInt trcval = 0; |
| 9710 | |
| 9711 | switch (insn->variant.xassisted.kind) { |
| 9712 | case Ijk_ClientReq: trcval = VEX_TRC_JMP_CLIENTREQ; break; |
| 9713 | case Ijk_Sys_syscall: trcval = VEX_TRC_JMP_SYS_SYSCALL; break; |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9714 | case Ijk_Yield: trcval = VEX_TRC_JMP_YIELD; break; |
| 9715 | case Ijk_EmWarn: trcval = VEX_TRC_JMP_EMWARN; break; |
florian | 4e0083e | 2012-08-26 03:41:56 +0000 | [diff] [blame] | 9716 | case Ijk_EmFail: trcval = VEX_TRC_JMP_EMFAIL; break; |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9717 | case Ijk_MapFail: trcval = VEX_TRC_JMP_MAPFAIL; break; |
| 9718 | case Ijk_NoDecode: trcval = VEX_TRC_JMP_NODECODE; break; |
sewardj | 05f5e01 | 2014-05-04 10:52:11 +0000 | [diff] [blame] | 9719 | case Ijk_InvalICache: trcval = VEX_TRC_JMP_INVALICACHE; break; |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9720 | case Ijk_NoRedir: trcval = VEX_TRC_JMP_NOREDIR; break; |
| 9721 | case Ijk_SigTRAP: trcval = VEX_TRC_JMP_SIGTRAP; break; |
| 9722 | case Ijk_SigSEGV: trcval = VEX_TRC_JMP_SIGSEGV; break; |
| 9723 | case Ijk_Boring: trcval = VEX_TRC_JMP_BORING; break; |
| 9724 | /* We don't expect to see the following being assisted. */ |
| 9725 | case Ijk_Ret: |
| 9726 | case Ijk_Call: |
| 9727 | /* fallthrough */ |
| 9728 | default: |
| 9729 | ppIRJumpKind(insn->variant.xassisted.kind); |
| 9730 | vpanic("s390_insn_xassisted_emit: unexpected jump kind"); |
| 9731 | } |
| 9732 | |
| 9733 | vassert(trcval != 0); |
| 9734 | |
| 9735 | /* guest_state_pointer = trcval */ |
| 9736 | buf = s390_emit_LGHI(buf, S390_REGNO_GUEST_STATE_POINTER, trcval); |
| 9737 | |
| 9738 | /* load tchain_scratch, #disp_assisted */ |
| 9739 | buf = s390_tchain_load64(buf, S390_REGNO_TCHAIN_SCRATCH, |
florian | 93a0974 | 2015-01-07 20:14:48 +0000 | [diff] [blame] | 9740 | (Addr)disp_cp_xassisted); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9741 | |
florian | ebaf8d9 | 2012-04-22 17:38:46 +0000 | [diff] [blame] | 9742 | /* goto *tchain_direct */ |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9743 | buf = s390_emit_BCR(buf, S390_CC_ALWAYS, S390_REGNO_TCHAIN_SCRATCH); |
| 9744 | |
| 9745 | /* Fix up the conditional jump, if there was one. */ |
| 9746 | if (cond != S390_CC_ALWAYS) { |
| 9747 | Int delta = buf - ptmp; |
| 9748 | |
| 9749 | delta >>= 1; /* immediate constant is #half-words */ |
| 9750 | vassert(delta > 0 && delta < (1 << 16)); |
| 9751 | s390_emit_BRC(ptmp, s390_cc_invert(cond), delta); |
| 9752 | } |
| 9753 | |
| 9754 | return buf; |
| 9755 | } |
| 9756 | |
| 9757 | |
| 9758 | /* Pseudo code: |
| 9759 | |
| 9760 | guest_state[host_EvC_COUNTER] -= 1; |
| 9761 | if (guest_state[host_EvC_COUNTER] >= 0) goto nofail; |
| 9762 | goto guest_state[host_EvC_FAILADDR]; |
| 9763 | nofail: ; |
| 9764 | |
| 9765 | The dispatch counter is a 32-bit value. */ |
| 9766 | static UChar * |
sewardj | 9b76916 | 2014-07-24 12:42:03 +0000 | [diff] [blame] | 9767 | s390_insn_evcheck_emit(UChar *buf, const s390_insn *insn, |
| 9768 | VexEndness endness_host) |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9769 | { |
| 9770 | s390_amode *amode; |
florian | bf516d1 | 2012-04-21 15:53:13 +0000 | [diff] [blame] | 9771 | UInt b, d; |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9772 | UChar *code_begin, *code_end; |
| 9773 | |
| 9774 | code_begin = buf; |
| 9775 | |
| 9776 | amode = insn->variant.evcheck.counter; |
florian | bf516d1 | 2012-04-21 15:53:13 +0000 | [diff] [blame] | 9777 | vassert(amode->tag == S390_AMODE_B12); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9778 | b = hregNumber(amode->b); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9779 | d = amode->d; |
| 9780 | |
| 9781 | /* Decrement the dispatch counter in the guest state */ |
florian | 0e047d6 | 2012-04-21 16:06:04 +0000 | [diff] [blame] | 9782 | if (s390_host_has_gie) { |
| 9783 | buf = s390_emit_ASI(buf, -1, b, DISP20(d)); /* 6 bytes */ |
| 9784 | } else { |
| 9785 | buf = s390_emit_LHI(buf, R0, -1); /* 4 bytes */ |
| 9786 | buf = s390_emit_A(buf, R0, 0, b, d); /* 4 bytes */ |
| 9787 | buf = s390_emit_ST(buf, R0, 0, b, d); /* 4 bytes */ |
| 9788 | } |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9789 | |
| 9790 | /* Jump over the next insn if >= 0 */ |
| 9791 | buf = s390_emit_BRC(buf, S390_CC_HE, (4 + 6 + 2) / 2); /* 4 bytes */ |
| 9792 | |
| 9793 | /* Computed goto to fail_address */ |
| 9794 | amode = insn->variant.evcheck.fail_addr; |
| 9795 | b = hregNumber(amode->b); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9796 | d = amode->d; |
florian | bf516d1 | 2012-04-21 15:53:13 +0000 | [diff] [blame] | 9797 | buf = s390_emit_LG(buf, S390_REGNO_TCHAIN_SCRATCH, 0, b, DISP20(d)); /* 6 bytes */ |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9798 | buf = s390_emit_BCR(buf, S390_CC_ALWAYS, S390_REGNO_TCHAIN_SCRATCH); /* 2 bytes */ |
| 9799 | |
| 9800 | code_end = buf; |
| 9801 | |
| 9802 | /* Make sure the size of the generated code is identical to the size |
| 9803 | returned by evCheckSzB_S390 */ |
florian | 7ce2cc8 | 2015-01-10 16:10:58 +0000 | [diff] [blame] | 9804 | vassert(evCheckSzB_S390() == code_end - code_begin); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9805 | |
| 9806 | return buf; |
| 9807 | } |
| 9808 | |
| 9809 | |
| 9810 | static UChar * |
| 9811 | s390_insn_profinc_emit(UChar *buf, |
| 9812 | const s390_insn *insn __attribute__((unused))) |
| 9813 | { |
| 9814 | /* Generate a code template to increment a memory location whose |
| 9815 | address will be known later as an immediate value. This code |
| 9816 | template will be patched once the memory location is known. |
| 9817 | For now we do this with address == 0. */ |
| 9818 | buf = s390_tchain_load64(buf, S390_REGNO_TCHAIN_SCRATCH, 0); |
florian | 0e047d6 | 2012-04-21 16:06:04 +0000 | [diff] [blame] | 9819 | if (s390_host_has_gie) { |
| 9820 | buf = s390_emit_AGSI(buf, 1, S390_REGNO_TCHAIN_SCRATCH, DISP20(0)); |
| 9821 | } else { |
| 9822 | buf = s390_emit_LGHI(buf, R0, 1); |
| 9823 | buf = s390_emit_AG( buf, R0, 0, S390_REGNO_TCHAIN_SCRATCH, DISP20(0)); |
| 9824 | buf = s390_emit_STG(buf, R0, 0, S390_REGNO_TCHAIN_SCRATCH, DISP20(0)); |
| 9825 | } |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9826 | |
| 9827 | return buf; |
| 9828 | } |
| 9829 | |
| 9830 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 9831 | Int |
florian | d8c64e0 | 2014-10-08 08:54:44 +0000 | [diff] [blame] | 9832 | emit_S390Instr(Bool *is_profinc, UChar *buf, Int nbuf, const s390_insn *insn, |
sewardj | 9b76916 | 2014-07-24 12:42:03 +0000 | [diff] [blame] | 9833 | Bool mode64, VexEndness endness_host, |
florian | 8462d11 | 2014-09-24 15:18:09 +0000 | [diff] [blame] | 9834 | const void *disp_cp_chain_me_to_slowEP, |
| 9835 | const void *disp_cp_chain_me_to_fastEP, |
| 9836 | const void *disp_cp_xindir, |
| 9837 | const void *disp_cp_xassisted) |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 9838 | { |
| 9839 | UChar *end; |
| 9840 | |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 9841 | /* Used to be 48 bytes. Make sure it stays low */ |
| 9842 | vassert(sizeof(s390_insn) == 32); |
| 9843 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 9844 | switch (insn->tag) { |
| 9845 | case S390_INSN_LOAD: |
| 9846 | end = s390_insn_load_emit(buf, insn); |
| 9847 | break; |
| 9848 | |
| 9849 | case S390_INSN_STORE: |
| 9850 | end = s390_insn_store_emit(buf, insn); |
| 9851 | break; |
| 9852 | |
| 9853 | case S390_INSN_MOVE: |
| 9854 | end = s390_insn_move_emit(buf, insn); |
| 9855 | break; |
| 9856 | |
florian | cec3a8a | 2013-02-02 00:16:58 +0000 | [diff] [blame] | 9857 | case S390_INSN_MEMCPY: |
| 9858 | end = s390_insn_memcpy_emit(buf, insn); |
| 9859 | break; |
| 9860 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 9861 | case S390_INSN_COND_MOVE: |
| 9862 | end = s390_insn_cond_move_emit(buf, insn); |
| 9863 | break; |
| 9864 | |
| 9865 | case S390_INSN_LOAD_IMMEDIATE: |
| 9866 | end = s390_insn_load_immediate_emit(buf, insn); |
| 9867 | break; |
| 9868 | |
| 9869 | case S390_INSN_ALU: |
| 9870 | end = s390_insn_alu_emit(buf, insn); |
| 9871 | break; |
| 9872 | |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 9873 | case S390_INSN_SMUL: |
| 9874 | case S390_INSN_UMUL: |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 9875 | end = s390_insn_mul_emit(buf, insn); |
| 9876 | break; |
| 9877 | |
florian | c4aa7ed | 2012-12-22 15:01:04 +0000 | [diff] [blame] | 9878 | case S390_INSN_SDIV: |
| 9879 | case S390_INSN_UDIV: |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 9880 | end = s390_insn_div_emit(buf, insn); |
| 9881 | break; |
| 9882 | |
| 9883 | case S390_INSN_DIVS: |
| 9884 | end = s390_insn_divs_emit(buf, insn); |
| 9885 | break; |
| 9886 | |
sewardj | 611b06e | 2011-03-24 08:57:29 +0000 | [diff] [blame] | 9887 | case S390_INSN_CLZ: |
| 9888 | end = s390_insn_clz_emit(buf, insn); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 9889 | break; |
| 9890 | |
| 9891 | case S390_INSN_UNOP: |
| 9892 | end = s390_insn_unop_emit(buf, insn); |
| 9893 | break; |
| 9894 | |
| 9895 | case S390_INSN_TEST: |
| 9896 | end = s390_insn_test_emit(buf, insn); |
| 9897 | break; |
| 9898 | |
| 9899 | case S390_INSN_CC2BOOL: |
| 9900 | end = s390_insn_cc2bool_emit(buf, insn); |
| 9901 | break; |
| 9902 | |
| 9903 | case S390_INSN_CAS: |
| 9904 | end = s390_insn_cas_emit(buf, insn); |
| 9905 | break; |
| 9906 | |
florian | 448cbba | 2012-06-06 02:26:01 +0000 | [diff] [blame] | 9907 | case S390_INSN_CDAS: |
| 9908 | end = s390_insn_cdas_emit(buf, insn); |
| 9909 | break; |
| 9910 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 9911 | case S390_INSN_COMPARE: |
| 9912 | end = s390_insn_compare_emit(buf, insn); |
| 9913 | break; |
| 9914 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 9915 | case S390_INSN_HELPER_CALL: |
| 9916 | end = s390_insn_helper_call_emit(buf, insn); |
sewardj | cfe046e | 2013-01-17 14:23:53 +0000 | [diff] [blame] | 9917 | if (end == buf) goto fail; |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 9918 | break; |
| 9919 | |
| 9920 | case S390_INSN_BFP_TRIOP: |
| 9921 | end = s390_insn_bfp_triop_emit(buf, insn); |
| 9922 | break; |
| 9923 | |
| 9924 | case S390_INSN_BFP_BINOP: |
| 9925 | end = s390_insn_bfp_binop_emit(buf, insn); |
| 9926 | break; |
| 9927 | |
| 9928 | case S390_INSN_BFP_UNOP: |
| 9929 | end = s390_insn_bfp_unop_emit(buf, insn); |
| 9930 | break; |
| 9931 | |
| 9932 | case S390_INSN_BFP_COMPARE: |
| 9933 | end = s390_insn_bfp_compare_emit(buf, insn); |
| 9934 | break; |
| 9935 | |
florian | 9fcff4c | 2012-09-10 03:09:04 +0000 | [diff] [blame] | 9936 | case S390_INSN_BFP_CONVERT: |
| 9937 | end = s390_insn_bfp_convert_emit(buf, insn); |
| 9938 | break; |
| 9939 | |
florian | 1239020 | 2012-11-10 22:34:14 +0000 | [diff] [blame] | 9940 | case S390_INSN_DFP_BINOP: |
| 9941 | end = s390_insn_dfp_binop_emit(buf, insn); |
| 9942 | break; |
| 9943 | |
florian | ce9e3db | 2012-12-27 20:14:03 +0000 | [diff] [blame] | 9944 | case S390_INSN_DFP_UNOP: |
| 9945 | end = s390_insn_dfp_unop_emit(buf, insn); |
| 9946 | break; |
| 9947 | |
florian | 1b901d4 | 2013-01-01 22:19:24 +0000 | [diff] [blame] | 9948 | case S390_INSN_DFP_INTOP: |
| 9949 | end = s390_insn_dfp_intop_emit(buf, insn); |
| 9950 | break; |
| 9951 | |
florian | e38f641 | 2012-12-21 17:32:12 +0000 | [diff] [blame] | 9952 | case S390_INSN_DFP_COMPARE: |
| 9953 | end = s390_insn_dfp_compare_emit(buf, insn); |
| 9954 | break; |
| 9955 | |
| 9956 | case S390_INSN_DFP_CONVERT: |
| 9957 | end = s390_insn_dfp_convert_emit(buf, insn); |
| 9958 | break; |
| 9959 | |
florian | 5c53973 | 2013-02-14 14:27:12 +0000 | [diff] [blame] | 9960 | case S390_INSN_DFP_REROUND: |
| 9961 | end = s390_insn_dfp_reround_emit(buf, insn); |
| 9962 | break; |
| 9963 | |
florian | 78d5ef7 | 2013-05-11 15:02:58 +0000 | [diff] [blame] | 9964 | case S390_INSN_FP_CONVERT: |
| 9965 | end = s390_insn_fp_convert_emit(buf, insn); |
| 9966 | break; |
| 9967 | |
sewardj | a52e37e | 2011-04-28 18:48:06 +0000 | [diff] [blame] | 9968 | case S390_INSN_MFENCE: |
| 9969 | end = s390_insn_mfence_emit(buf, insn); |
| 9970 | break; |
| 9971 | |
florian | b93348d | 2012-12-27 00:59:43 +0000 | [diff] [blame] | 9972 | case S390_INSN_MIMM: |
| 9973 | end = s390_insn_mimm_emit(buf, insn); |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 9974 | break; |
| 9975 | |
florian | f85fe3e | 2012-12-22 02:28:25 +0000 | [diff] [blame] | 9976 | case S390_INSN_MADD: |
| 9977 | end = s390_insn_madd_emit(buf, insn); |
florian | ad43b3a | 2012-02-20 15:01:14 +0000 | [diff] [blame] | 9978 | break; |
| 9979 | |
florian | 125e20d | 2012-10-07 15:42:37 +0000 | [diff] [blame] | 9980 | case S390_INSN_SET_FPC_BFPRM: |
| 9981 | end = s390_insn_set_fpc_bfprm_emit(buf, insn); |
florian | 2c74d24 | 2012-09-12 19:38:42 +0000 | [diff] [blame] | 9982 | break; |
| 9983 | |
florian | c8e4f56 | 2012-10-27 16:19:31 +0000 | [diff] [blame] | 9984 | case S390_INSN_SET_FPC_DFPRM: |
| 9985 | end = s390_insn_set_fpc_dfprm_emit(buf, insn); |
| 9986 | break; |
| 9987 | |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9988 | case S390_INSN_PROFINC: |
| 9989 | end = s390_insn_profinc_emit(buf, insn); |
| 9990 | /* Tell the caller .. */ |
| 9991 | vassert(*is_profinc == False); |
| 9992 | *is_profinc = True; |
| 9993 | break; |
| 9994 | |
| 9995 | case S390_INSN_EVCHECK: |
sewardj | 9b76916 | 2014-07-24 12:42:03 +0000 | [diff] [blame] | 9996 | end = s390_insn_evcheck_emit(buf, insn, endness_host); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 9997 | break; |
| 9998 | |
| 9999 | case S390_INSN_XDIRECT: |
| 10000 | end = s390_insn_xdirect_emit(buf, insn, disp_cp_chain_me_to_slowEP, |
| 10001 | disp_cp_chain_me_to_fastEP); |
| 10002 | break; |
| 10003 | |
| 10004 | case S390_INSN_XINDIR: |
| 10005 | end = s390_insn_xindir_emit(buf, insn, disp_cp_xindir); |
| 10006 | break; |
| 10007 | |
| 10008 | case S390_INSN_XASSISTED: |
| 10009 | end = s390_insn_xassisted_emit(buf, insn, disp_cp_xassisted); |
| 10010 | break; |
| 10011 | |
sewardj | cfe046e | 2013-01-17 14:23:53 +0000 | [diff] [blame] | 10012 | fail: |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 10013 | default: |
florian | 616458b | 2012-03-25 16:17:18 +0000 | [diff] [blame] | 10014 | vpanic("emit_S390Instr"); |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 10015 | } |
| 10016 | |
| 10017 | vassert(end - buf <= nbuf); |
| 10018 | |
| 10019 | return end - buf; |
| 10020 | } |
| 10021 | |
| 10022 | |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10023 | /* Return the number of bytes emitted for an S390_INSN_EVCHECK. |
| 10024 | See s390_insn_evcheck_emit */ |
| 10025 | Int |
florian | 7ce2cc8 | 2015-01-10 16:10:58 +0000 | [diff] [blame] | 10026 | evCheckSzB_S390(void) |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10027 | { |
florian | 0e047d6 | 2012-04-21 16:06:04 +0000 | [diff] [blame] | 10028 | return s390_host_has_gie ? 18 : 24; |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10029 | } |
| 10030 | |
| 10031 | |
| 10032 | /* Patch the counter address into CODE_TO_PATCH as previously |
| 10033 | generated by s390_insn_profinc_emit. */ |
| 10034 | VexInvalRange |
sewardj | 9b76916 | 2014-07-24 12:42:03 +0000 | [diff] [blame] | 10035 | patchProfInc_S390(VexEndness endness_host, |
florian | 7d6f81d | 2014-09-22 21:43:37 +0000 | [diff] [blame] | 10036 | void *code_to_patch, const ULong *location_of_counter) |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10037 | { |
| 10038 | vassert(sizeof(ULong *) == 8); |
| 10039 | |
| 10040 | s390_tchain_verify_load64(code_to_patch, S390_REGNO_TCHAIN_SCRATCH, 0); |
| 10041 | |
florian | 5ea257b | 2012-09-29 17:05:46 +0000 | [diff] [blame] | 10042 | UChar *p = s390_tchain_patch_load64(code_to_patch, |
florian | 93a0974 | 2015-01-07 20:14:48 +0000 | [diff] [blame] | 10043 | (Addr)location_of_counter); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10044 | |
florian | 5ea257b | 2012-09-29 17:05:46 +0000 | [diff] [blame] | 10045 | UInt len = p - (UChar *)code_to_patch; |
| 10046 | VexInvalRange vir = { (HWord)code_to_patch, len }; |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10047 | return vir; |
| 10048 | } |
| 10049 | |
| 10050 | |
| 10051 | /* NB: what goes on here has to be very closely coordinated with the |
| 10052 | s390_insn_xdirect_emit code above. */ |
| 10053 | VexInvalRange |
sewardj | 9b76916 | 2014-07-24 12:42:03 +0000 | [diff] [blame] | 10054 | chainXDirect_S390(VexEndness endness_host, |
| 10055 | void *place_to_chain, |
florian | 7d6f81d | 2014-09-22 21:43:37 +0000 | [diff] [blame] | 10056 | const void *disp_cp_chain_me_EXPECTED, |
| 10057 | const void *place_to_jump_to) |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10058 | { |
sewardj | 9b76916 | 2014-07-24 12:42:03 +0000 | [diff] [blame] | 10059 | vassert(endness_host == VexEndnessBE); |
| 10060 | |
florian | ebaf8d9 | 2012-04-22 17:38:46 +0000 | [diff] [blame] | 10061 | /* What we're expecting to see @ PLACE_TO_CHAIN is: |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10062 | |
florian | ebaf8d9 | 2012-04-22 17:38:46 +0000 | [diff] [blame] | 10063 | load tchain_scratch, #disp_cp_chain_me_EXPECTED |
| 10064 | goto *tchain_scratch |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10065 | */ |
| 10066 | const UChar *next; |
| 10067 | next = s390_tchain_verify_load64(place_to_chain, S390_REGNO_TCHAIN_SCRATCH, |
florian | 93a0974 | 2015-01-07 20:14:48 +0000 | [diff] [blame] | 10068 | (Addr)disp_cp_chain_me_EXPECTED); |
florian | ebaf8d9 | 2012-04-22 17:38:46 +0000 | [diff] [blame] | 10069 | vassert(s390_insn_is_BR(next, S390_REGNO_TCHAIN_SCRATCH)); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10070 | |
| 10071 | /* And what we want to change it to is either: |
| 10072 | (general case): |
| 10073 | |
florian | ebaf8d9 | 2012-04-22 17:38:46 +0000 | [diff] [blame] | 10074 | load tchain_scratch, #place_to_jump_to |
| 10075 | goto *tchain_scratch |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10076 | |
| 10077 | ---OR--- |
| 10078 | |
| 10079 | in the case where the displacement is small enough |
| 10080 | |
| 10081 | BRCL delta where delta is in half-words |
| 10082 | invalid opcodes |
| 10083 | |
| 10084 | In both cases the replacement has the same length as the original. |
| 10085 | To remain sane & verifiable, |
| 10086 | (1) limit the displacement for the short form to |
| 10087 | (say) +/- one billion, so as to avoid wraparound |
| 10088 | off-by-ones |
| 10089 | (2) even if the short form is applicable, once every (say) |
| 10090 | 1024 times use the long form anyway, so as to maintain |
| 10091 | verifiability |
| 10092 | */ |
| 10093 | |
| 10094 | /* This is the delta we need to put into a BRCL insn. Note, that the |
| 10095 | offset in BRCL is in half-words. Hence division by 2. */ |
florian | 7d6f81d | 2014-09-22 21:43:37 +0000 | [diff] [blame] | 10096 | Long delta = |
| 10097 | (Long)((const UChar *)place_to_jump_to - (const UChar *)place_to_chain) / 2; |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10098 | Bool shortOK = delta >= -1000*1000*1000 && delta < 1000*1000*1000; |
| 10099 | |
| 10100 | static UInt shortCTR = 0; /* DO NOT MAKE NON-STATIC */ |
| 10101 | if (shortOK) { |
| 10102 | shortCTR++; // thread safety bleh |
| 10103 | if (0 == (shortCTR & 0x3FF)) { |
| 10104 | shortOK = False; |
| 10105 | if (0) |
| 10106 | vex_printf("QQQ chainXDirect_S390: shortCTR = %u, " |
| 10107 | "using long jmp\n", shortCTR); |
| 10108 | } |
| 10109 | } |
| 10110 | |
| 10111 | /* And make the modifications. */ |
| 10112 | UChar *p = (UChar *)place_to_chain; |
| 10113 | if (shortOK) { |
| 10114 | p = s390_emit_BRCL(p, S390_CC_ALWAYS, delta); /* 6 bytes */ |
| 10115 | |
florian | 48cb961 | 2012-04-20 02:50:28 +0000 | [diff] [blame] | 10116 | /* Make sure that BRCL fits into the patchable part of an xdirect |
florian | 1c85704 | 2012-04-15 04:11:07 +0000 | [diff] [blame] | 10117 | code sequence */ |
florian | 48cb961 | 2012-04-20 02:50:28 +0000 | [diff] [blame] | 10118 | vassert(6 <= s390_xdirect_patchable_len()); |
florian | 1c85704 | 2012-04-15 04:11:07 +0000 | [diff] [blame] | 10119 | |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10120 | /* Fill remaining bytes with 0x00 (invalid opcode) */ |
| 10121 | Int i; |
| 10122 | for (i = 0; i < s390_xdirect_patchable_len() - 6; ++i) |
| 10123 | p[i] = 0x00; |
| 10124 | } else { |
florian | 1c85704 | 2012-04-15 04:11:07 +0000 | [diff] [blame] | 10125 | /* |
florian | ebaf8d9 | 2012-04-22 17:38:46 +0000 | [diff] [blame] | 10126 | load tchain_scratch, #place_to_jump_to |
| 10127 | goto *tchain_scratch |
florian | 1c85704 | 2012-04-15 04:11:07 +0000 | [diff] [blame] | 10128 | */ |
florian | 93a0974 | 2015-01-07 20:14:48 +0000 | [diff] [blame] | 10129 | Addr64 addr = (Addr)place_to_jump_to; |
florian | 1c85704 | 2012-04-15 04:11:07 +0000 | [diff] [blame] | 10130 | p = s390_tchain_load64(p, S390_REGNO_TCHAIN_SCRATCH, addr); |
florian | ebaf8d9 | 2012-04-22 17:38:46 +0000 | [diff] [blame] | 10131 | /* There is not need to emit a BCR here, as it is already there. */ |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10132 | } |
| 10133 | |
florian | 5ea257b | 2012-09-29 17:05:46 +0000 | [diff] [blame] | 10134 | UInt len = p - (UChar *)place_to_chain; |
| 10135 | VexInvalRange vir = { (HWord)place_to_chain, len }; |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10136 | return vir; |
| 10137 | } |
| 10138 | |
| 10139 | |
| 10140 | /* NB: what goes on here has to be very closely coordinated with the |
| 10141 | s390_insn_xdirect_emit code above. */ |
| 10142 | VexInvalRange |
sewardj | 9b76916 | 2014-07-24 12:42:03 +0000 | [diff] [blame] | 10143 | unchainXDirect_S390(VexEndness endness_host, |
| 10144 | void *place_to_unchain, |
florian | 7d6f81d | 2014-09-22 21:43:37 +0000 | [diff] [blame] | 10145 | const void *place_to_jump_to_EXPECTED, |
| 10146 | const void *disp_cp_chain_me) |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10147 | { |
sewardj | 9b76916 | 2014-07-24 12:42:03 +0000 | [diff] [blame] | 10148 | vassert(endness_host == VexEndnessBE); |
| 10149 | |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10150 | /* What we're expecting to see @ PLACE_TO_UNCHAIN: |
| 10151 | |
florian | ebaf8d9 | 2012-04-22 17:38:46 +0000 | [diff] [blame] | 10152 | load tchain_scratch, #place_to_jump_to_EXPECTED |
| 10153 | goto *tchain_scratch |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10154 | |
| 10155 | ---OR--- |
| 10156 | in the case where the displacement falls within 32 bits |
| 10157 | |
| 10158 | BRCL delta |
| 10159 | invalid opcodes |
| 10160 | */ |
| 10161 | UChar *p = place_to_unchain; |
florian | 1c85704 | 2012-04-15 04:11:07 +0000 | [diff] [blame] | 10162 | |
florian | ebaf8d9 | 2012-04-22 17:38:46 +0000 | [diff] [blame] | 10163 | Bool uses_short_form = False; |
| 10164 | |
florian | 1c85704 | 2012-04-15 04:11:07 +0000 | [diff] [blame] | 10165 | if (s390_insn_is_BRCL(p, S390_CC_ALWAYS)) { |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10166 | /* Looks like the short form */ |
| 10167 | Int num_hw = *(Int *)&p[2]; |
| 10168 | Int delta = 2 *num_hw; |
| 10169 | |
| 10170 | vassert(p + delta == place_to_jump_to_EXPECTED); |
| 10171 | |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10172 | Int i; |
| 10173 | for (i = 0; i < s390_xdirect_patchable_len() - 6; ++i) |
florian | 1c85704 | 2012-04-15 04:11:07 +0000 | [diff] [blame] | 10174 | vassert(p[6+i] == 0x00); |
florian | ebaf8d9 | 2012-04-22 17:38:46 +0000 | [diff] [blame] | 10175 | uses_short_form = True; |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10176 | } else { |
| 10177 | /* Should be the long form */ |
| 10178 | const UChar *next; |
| 10179 | |
| 10180 | next = s390_tchain_verify_load64(p, S390_REGNO_TCHAIN_SCRATCH, |
florian | 93a0974 | 2015-01-07 20:14:48 +0000 | [diff] [blame] | 10181 | (Addr)place_to_jump_to_EXPECTED); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10182 | /* Check for BR *tchain_scratch */ |
florian | 1c85704 | 2012-04-15 04:11:07 +0000 | [diff] [blame] | 10183 | vassert(s390_insn_is_BR(next, S390_REGNO_TCHAIN_SCRATCH)); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10184 | } |
| 10185 | |
| 10186 | /* And what we want to change it to is: |
| 10187 | |
| 10188 | load tchain_scratch, #disp_cp_chain_me |
florian | ebaf8d9 | 2012-04-22 17:38:46 +0000 | [diff] [blame] | 10189 | goto *tchain_scratch |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10190 | */ |
florian | ebaf8d9 | 2012-04-22 17:38:46 +0000 | [diff] [blame] | 10191 | |
| 10192 | /* Get the address of the beginning of the load64 code sequence into %r1. |
| 10193 | Do not change the register! This is part of the protocol with the |
| 10194 | dispatcher. |
| 10195 | Note: the incoming argument PLACE_TO_CHAIN points to the beginning of the |
| 10196 | load64 insn sequence. That sequence is prefixed with a BASR to get its |
| 10197 | address (see s390_insn_xdirect_emit). */ |
| 10198 | p = s390_emit_BASR(p - S390_BASR_LEN, 1, R0); |
| 10199 | |
florian | 93a0974 | 2015-01-07 20:14:48 +0000 | [diff] [blame] | 10200 | Addr64 addr = (Addr)disp_cp_chain_me; |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10201 | p = s390_tchain_load64(p, S390_REGNO_TCHAIN_SCRATCH, addr); |
florian | ebaf8d9 | 2012-04-22 17:38:46 +0000 | [diff] [blame] | 10202 | |
| 10203 | /* Emit the BCR in case the short form was used. In case of the long |
| 10204 | form, the BCR is already there. */ |
| 10205 | if (uses_short_form) |
| 10206 | s390_emit_BCR(p, S390_CC_ALWAYS, S390_REGNO_TCHAIN_SCRATCH); |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10207 | |
florian | 5ea257b | 2012-09-29 17:05:46 +0000 | [diff] [blame] | 10208 | UInt len = p - (UChar *)place_to_unchain; |
| 10209 | VexInvalRange vir = { (HWord)place_to_unchain, len }; |
florian | 8844a63 | 2012-04-13 04:04:06 +0000 | [diff] [blame] | 10210 | return vir; |
| 10211 | } |
| 10212 | |
sewardj | 2019a97 | 2011-03-07 16:04:07 +0000 | [diff] [blame] | 10213 | /*---------------------------------------------------------------*/ |
| 10214 | /*--- end host_s390_defs.c ---*/ |
| 10215 | /*---------------------------------------------------------------*/ |