sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 1 | |
| 2 | /*---------------------------------------------------------------*/ |
| 3 | /*--- begin host_arm64_defs.c ---*/ |
| 4 | /*---------------------------------------------------------------*/ |
| 5 | |
| 6 | /* |
| 7 | This file is part of Valgrind, a dynamic binary instrumentation |
| 8 | framework. |
| 9 | |
| 10 | Copyright (C) 2013-2013 OpenWorks |
| 11 | info@open-works.net |
| 12 | |
| 13 | This program is free software; you can redistribute it and/or |
| 14 | modify it under the terms of the GNU General Public License as |
| 15 | published by the Free Software Foundation; either version 2 of the |
| 16 | License, or (at your option) any later version. |
| 17 | |
| 18 | This program is distributed in the hope that it will be useful, but |
| 19 | WITHOUT ANY WARRANTY; without even the implied warranty of |
| 20 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 21 | General Public License for more details. |
| 22 | |
| 23 | You should have received a copy of the GNU General Public License |
| 24 | along with this program; if not, write to the Free Software |
| 25 | Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 26 | 02110-1301, USA. |
| 27 | |
| 28 | The GNU General Public License is contained in the file COPYING. |
| 29 | */ |
| 30 | |
| 31 | #include "libvex_basictypes.h" |
| 32 | #include "libvex.h" |
| 33 | #include "libvex_trc_values.h" |
| 34 | |
| 35 | #include "main_util.h" |
| 36 | #include "host_generic_regs.h" |
| 37 | #include "host_arm64_defs.h" |
| 38 | |
| 39 | //ZZ UInt arm_hwcaps = 0; |
| 40 | |
| 41 | |
| 42 | /* --------- Registers. --------- */ |
| 43 | |
| 44 | /* The usual HReg abstraction. We use the following classes only: |
| 45 | X regs (64 bit int) |
| 46 | D regs (64 bit float, also used for 32 bit float) |
| 47 | Q regs (128 bit vector) |
| 48 | */ |
| 49 | |
| 50 | void ppHRegARM64 ( HReg reg ) { |
| 51 | Int r; |
| 52 | /* Be generic for all virtual regs. */ |
| 53 | if (hregIsVirtual(reg)) { |
| 54 | ppHReg(reg); |
| 55 | return; |
| 56 | } |
| 57 | /* But specific for real regs. */ |
| 58 | switch (hregClass(reg)) { |
| 59 | case HRcInt64: |
| 60 | r = hregNumber(reg); |
| 61 | vassert(r >= 0 && r < 31); |
| 62 | vex_printf("x%d", r); |
| 63 | return; |
| 64 | case HRcFlt64: |
| 65 | r = hregNumber(reg); |
| 66 | vassert(r >= 0 && r < 32); |
| 67 | vex_printf("d%d", r); |
| 68 | return; |
| 69 | case HRcVec128: |
| 70 | r = hregNumber(reg); |
| 71 | vassert(r >= 0 && r < 32); |
| 72 | vex_printf("q%d", r); |
| 73 | return; |
| 74 | default: |
| 75 | vpanic("ppHRegARM64"); |
| 76 | } |
| 77 | } |
| 78 | |
| 79 | static void ppHRegARM64asSreg ( HReg reg ) { |
| 80 | ppHRegARM64(reg); |
| 81 | vex_printf("(S-reg)"); |
| 82 | } |
| 83 | |
| 84 | HReg hregARM64_X0 ( void ) { return mkHReg(0, HRcInt64, False); } |
| 85 | HReg hregARM64_X1 ( void ) { return mkHReg(1, HRcInt64, False); } |
| 86 | HReg hregARM64_X2 ( void ) { return mkHReg(2, HRcInt64, False); } |
| 87 | HReg hregARM64_X3 ( void ) { return mkHReg(3, HRcInt64, False); } |
| 88 | HReg hregARM64_X4 ( void ) { return mkHReg(4, HRcInt64, False); } |
| 89 | HReg hregARM64_X5 ( void ) { return mkHReg(5, HRcInt64, False); } |
| 90 | HReg hregARM64_X6 ( void ) { return mkHReg(6, HRcInt64, False); } |
| 91 | HReg hregARM64_X7 ( void ) { return mkHReg(7, HRcInt64, False); } |
sewardj | 0ad37a9 | 2014-08-29 21:58:03 +0000 | [diff] [blame] | 92 | HReg hregARM64_X8 ( void ) { return mkHReg(8, HRcInt64, False); } |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 93 | HReg hregARM64_X9 ( void ) { return mkHReg(9, HRcInt64, False); } |
| 94 | HReg hregARM64_X10 ( void ) { return mkHReg(10, HRcInt64, False); } |
| 95 | HReg hregARM64_X11 ( void ) { return mkHReg(11, HRcInt64, False); } |
| 96 | HReg hregARM64_X12 ( void ) { return mkHReg(12, HRcInt64, False); } |
| 97 | HReg hregARM64_X13 ( void ) { return mkHReg(13, HRcInt64, False); } |
| 98 | HReg hregARM64_X14 ( void ) { return mkHReg(14, HRcInt64, False); } |
| 99 | HReg hregARM64_X15 ( void ) { return mkHReg(15, HRcInt64, False); } |
| 100 | HReg hregARM64_X21 ( void ) { return mkHReg(21, HRcInt64, False); } |
| 101 | HReg hregARM64_X22 ( void ) { return mkHReg(22, HRcInt64, False); } |
| 102 | HReg hregARM64_X23 ( void ) { return mkHReg(23, HRcInt64, False); } |
| 103 | HReg hregARM64_X24 ( void ) { return mkHReg(24, HRcInt64, False); } |
| 104 | HReg hregARM64_X25 ( void ) { return mkHReg(25, HRcInt64, False); } |
| 105 | HReg hregARM64_X26 ( void ) { return mkHReg(26, HRcInt64, False); } |
| 106 | HReg hregARM64_X27 ( void ) { return mkHReg(27, HRcInt64, False); } |
| 107 | HReg hregARM64_X28 ( void ) { return mkHReg(28, HRcInt64, False); } |
| 108 | |
| 109 | // Should really use D8 .. D15 for class F64, since they are callee |
| 110 | // save |
| 111 | HReg hregARM64_D8 ( void ) { return mkHReg(8, HRcFlt64, False); } |
| 112 | HReg hregARM64_D9 ( void ) { return mkHReg(9, HRcFlt64, False); } |
| 113 | HReg hregARM64_D10 ( void ) { return mkHReg(10, HRcFlt64, False); } |
| 114 | HReg hregARM64_D11 ( void ) { return mkHReg(11, HRcFlt64, False); } |
| 115 | HReg hregARM64_D12 ( void ) { return mkHReg(12, HRcFlt64, False); } |
| 116 | HReg hregARM64_D13 ( void ) { return mkHReg(13, HRcFlt64, False); } |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 117 | HReg hregARM64_Q16 ( void ) { return mkHReg(16, HRcVec128, False); } |
| 118 | HReg hregARM64_Q17 ( void ) { return mkHReg(17, HRcVec128, False); } |
| 119 | HReg hregARM64_Q18 ( void ) { return mkHReg(18, HRcVec128, False); } |
sewardj | 76ac476 | 2014-06-20 08:30:21 +0000 | [diff] [blame] | 120 | HReg hregARM64_Q19 ( void ) { return mkHReg(19, HRcVec128, False); } |
| 121 | HReg hregARM64_Q20 ( void ) { return mkHReg(20, HRcVec128, False); } |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 122 | |
| 123 | void getAllocableRegs_ARM64 ( Int* nregs, HReg** arr ) |
| 124 | { |
| 125 | Int i = 0; |
sewardj | 76ac476 | 2014-06-20 08:30:21 +0000 | [diff] [blame] | 126 | *nregs = 26; |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 127 | *arr = LibVEX_Alloc(*nregs * sizeof(HReg)); |
| 128 | |
| 129 | // callee saves ones (22 to 28) are listed first, since we prefer |
| 130 | // them if they're available |
| 131 | (*arr)[i++] = hregARM64_X22(); |
| 132 | (*arr)[i++] = hregARM64_X23(); |
| 133 | (*arr)[i++] = hregARM64_X24(); |
| 134 | (*arr)[i++] = hregARM64_X25(); |
| 135 | (*arr)[i++] = hregARM64_X26(); |
| 136 | (*arr)[i++] = hregARM64_X27(); |
| 137 | (*arr)[i++] = hregARM64_X28(); |
| 138 | |
| 139 | (*arr)[i++] = hregARM64_X0(); |
| 140 | (*arr)[i++] = hregARM64_X1(); |
| 141 | (*arr)[i++] = hregARM64_X2(); |
| 142 | (*arr)[i++] = hregARM64_X3(); |
| 143 | (*arr)[i++] = hregARM64_X4(); |
| 144 | (*arr)[i++] = hregARM64_X5(); |
| 145 | (*arr)[i++] = hregARM64_X6(); |
| 146 | (*arr)[i++] = hregARM64_X7(); |
sewardj | 0ad37a9 | 2014-08-29 21:58:03 +0000 | [diff] [blame] | 147 | // X8 is used as a ProfInc temporary, not available to regalloc. |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 148 | // X9 is a chaining/spill temporary, not available to regalloc. |
| 149 | |
| 150 | // Do we really need all these? |
| 151 | //(*arr)[i++] = hregARM64_X10(); |
| 152 | //(*arr)[i++] = hregARM64_X11(); |
| 153 | //(*arr)[i++] = hregARM64_X12(); |
| 154 | //(*arr)[i++] = hregARM64_X13(); |
| 155 | //(*arr)[i++] = hregARM64_X14(); |
| 156 | //(*arr)[i++] = hregARM64_X15(); |
| 157 | // X21 is the guest state pointer, not available to regalloc. |
| 158 | |
| 159 | // vector regs. Unfortunately not callee-saved. |
| 160 | (*arr)[i++] = hregARM64_Q16(); |
| 161 | (*arr)[i++] = hregARM64_Q17(); |
| 162 | (*arr)[i++] = hregARM64_Q18(); |
sewardj | 76ac476 | 2014-06-20 08:30:21 +0000 | [diff] [blame] | 163 | (*arr)[i++] = hregARM64_Q19(); |
| 164 | (*arr)[i++] = hregARM64_Q20(); |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 165 | |
| 166 | // F64 regs, all of which are callee-saved |
| 167 | (*arr)[i++] = hregARM64_D8(); |
| 168 | (*arr)[i++] = hregARM64_D9(); |
| 169 | (*arr)[i++] = hregARM64_D10(); |
| 170 | (*arr)[i++] = hregARM64_D11(); |
| 171 | (*arr)[i++] = hregARM64_D12(); |
| 172 | (*arr)[i++] = hregARM64_D13(); |
| 173 | |
| 174 | // unavail: x21 as GSP |
sewardj | 0ad37a9 | 2014-08-29 21:58:03 +0000 | [diff] [blame] | 175 | // x8 is used as a ProfInc temporary |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 176 | // x9 is used as a spill/reload/chaining/call temporary |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 177 | // x30 as LR |
| 178 | // x31 because dealing with the SP-vs-ZR overloading is too |
| 179 | // confusing, and we don't need to do so, so let's just avoid |
| 180 | // the problem |
| 181 | // |
| 182 | // Currently, we have 15 allocatable integer registers: |
| 183 | // 0 1 2 3 4 5 6 7 22 23 24 25 26 27 28 |
| 184 | // |
| 185 | // Hence for the allocatable integer registers we have: |
| 186 | // |
| 187 | // callee-saved: 22 23 24 25 26 27 28 |
| 188 | // caller-saved: 0 1 2 3 4 5 6 7 |
| 189 | // |
| 190 | // If the set of available registers changes or if the e/r status |
| 191 | // changes, be sure to re-check/sync the definition of |
sewardj | 0ad37a9 | 2014-08-29 21:58:03 +0000 | [diff] [blame] | 192 | // getRegUsage for ARM64Instr_Call too. |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 193 | vassert(i == *nregs); |
| 194 | } |
| 195 | |
| 196 | |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 197 | /* --------- Condition codes, ARM64 encoding. --------- */ |
| 198 | |
| 199 | static const HChar* showARM64CondCode ( ARM64CondCode cond ) { |
| 200 | switch (cond) { |
| 201 | case ARM64cc_EQ: return "eq"; |
| 202 | case ARM64cc_NE: return "ne"; |
| 203 | case ARM64cc_CS: return "cs"; |
| 204 | case ARM64cc_CC: return "cc"; |
| 205 | case ARM64cc_MI: return "mi"; |
| 206 | case ARM64cc_PL: return "pl"; |
| 207 | case ARM64cc_VS: return "vs"; |
| 208 | case ARM64cc_VC: return "vc"; |
| 209 | case ARM64cc_HI: return "hi"; |
| 210 | case ARM64cc_LS: return "ls"; |
| 211 | case ARM64cc_GE: return "ge"; |
| 212 | case ARM64cc_LT: return "lt"; |
| 213 | case ARM64cc_GT: return "gt"; |
| 214 | case ARM64cc_LE: return "le"; |
| 215 | case ARM64cc_AL: return "al"; // default |
| 216 | case ARM64cc_NV: return "nv"; |
| 217 | default: vpanic("showARM64CondCode"); |
| 218 | } |
| 219 | } |
| 220 | |
| 221 | |
| 222 | /* --------- Memory address expressions (amodes). --------- */ |
| 223 | |
| 224 | ARM64AMode* ARM64AMode_RI9 ( HReg reg, Int simm9 ) { |
| 225 | ARM64AMode* am = LibVEX_Alloc(sizeof(ARM64AMode)); |
| 226 | am->tag = ARM64am_RI9; |
| 227 | am->ARM64am.RI9.reg = reg; |
| 228 | am->ARM64am.RI9.simm9 = simm9; |
| 229 | vassert(-256 <= simm9 && simm9 <= 255); |
| 230 | return am; |
| 231 | } |
| 232 | |
| 233 | ARM64AMode* ARM64AMode_RI12 ( HReg reg, Int uimm12, UChar szB ) { |
| 234 | ARM64AMode* am = LibVEX_Alloc(sizeof(ARM64AMode)); |
| 235 | am->tag = ARM64am_RI12; |
| 236 | am->ARM64am.RI12.reg = reg; |
| 237 | am->ARM64am.RI12.uimm12 = uimm12; |
| 238 | am->ARM64am.RI12.szB = szB; |
| 239 | vassert(uimm12 >= 0 && uimm12 <= 4095); |
| 240 | switch (szB) { |
| 241 | case 1: case 2: case 4: case 8: break; |
| 242 | default: vassert(0); |
| 243 | } |
| 244 | return am; |
| 245 | } |
| 246 | |
| 247 | ARM64AMode* ARM64AMode_RR ( HReg base, HReg index ) { |
| 248 | ARM64AMode* am = LibVEX_Alloc(sizeof(ARM64AMode)); |
| 249 | am->tag = ARM64am_RR; |
| 250 | am->ARM64am.RR.base = base; |
| 251 | am->ARM64am.RR.index = index; |
| 252 | return am; |
| 253 | } |
| 254 | |
| 255 | static void ppARM64AMode ( ARM64AMode* am ) { |
| 256 | switch (am->tag) { |
| 257 | case ARM64am_RI9: |
| 258 | vex_printf("%d(", am->ARM64am.RI9.simm9); |
| 259 | ppHRegARM64(am->ARM64am.RI9.reg); |
| 260 | vex_printf(")"); |
| 261 | break; |
| 262 | case ARM64am_RI12: |
| 263 | vex_printf("%u(", (UInt)am->ARM64am.RI12.szB |
| 264 | * (UInt)am->ARM64am.RI12.uimm12); |
| 265 | ppHRegARM64(am->ARM64am.RI12.reg); |
| 266 | vex_printf(")"); |
| 267 | break; |
| 268 | case ARM64am_RR: |
| 269 | vex_printf("("); |
| 270 | ppHRegARM64(am->ARM64am.RR.base); |
| 271 | vex_printf(","); |
| 272 | ppHRegARM64(am->ARM64am.RR.index); |
| 273 | vex_printf(")"); |
| 274 | break; |
| 275 | default: |
| 276 | vassert(0); |
| 277 | } |
| 278 | } |
| 279 | |
| 280 | static void addRegUsage_ARM64AMode ( HRegUsage* u, ARM64AMode* am ) { |
| 281 | switch (am->tag) { |
| 282 | case ARM64am_RI9: |
| 283 | addHRegUse(u, HRmRead, am->ARM64am.RI9.reg); |
| 284 | return; |
| 285 | case ARM64am_RI12: |
| 286 | addHRegUse(u, HRmRead, am->ARM64am.RI12.reg); |
| 287 | return; |
| 288 | case ARM64am_RR: |
| 289 | addHRegUse(u, HRmRead, am->ARM64am.RR.base); |
| 290 | addHRegUse(u, HRmRead, am->ARM64am.RR.index); |
| 291 | return; |
| 292 | default: |
| 293 | vpanic("addRegUsage_ARM64Amode"); |
| 294 | } |
| 295 | } |
| 296 | |
| 297 | static void mapRegs_ARM64AMode ( HRegRemap* m, ARM64AMode* am ) { |
| 298 | switch (am->tag) { |
| 299 | case ARM64am_RI9: |
| 300 | am->ARM64am.RI9.reg = lookupHRegRemap(m, am->ARM64am.RI9.reg); |
| 301 | return; |
| 302 | case ARM64am_RI12: |
| 303 | am->ARM64am.RI12.reg = lookupHRegRemap(m, am->ARM64am.RI12.reg); |
| 304 | return; |
| 305 | case ARM64am_RR: |
| 306 | am->ARM64am.RR.base = lookupHRegRemap(m, am->ARM64am.RR.base); |
| 307 | am->ARM64am.RR.index = lookupHRegRemap(m, am->ARM64am.RR.index); |
| 308 | return; |
| 309 | default: |
| 310 | vpanic("mapRegs_ARM64Amode"); |
| 311 | } |
| 312 | } |
| 313 | |
| 314 | |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 315 | /* --------- Reg or uimm12<<{0,12} operands --------- */ |
| 316 | |
| 317 | ARM64RIA* ARM64RIA_I12 ( UShort imm12, UChar shift ) { |
| 318 | ARM64RIA* riA = LibVEX_Alloc(sizeof(ARM64RIA)); |
| 319 | riA->tag = ARM64riA_I12; |
| 320 | riA->ARM64riA.I12.imm12 = imm12; |
| 321 | riA->ARM64riA.I12.shift = shift; |
| 322 | vassert(imm12 < 4096); |
| 323 | vassert(shift == 0 || shift == 12); |
| 324 | return riA; |
| 325 | } |
| 326 | ARM64RIA* ARM64RIA_R ( HReg reg ) { |
| 327 | ARM64RIA* riA = LibVEX_Alloc(sizeof(ARM64RIA)); |
| 328 | riA->tag = ARM64riA_R; |
| 329 | riA->ARM64riA.R.reg = reg; |
| 330 | return riA; |
| 331 | } |
| 332 | |
| 333 | static void ppARM64RIA ( ARM64RIA* riA ) { |
| 334 | switch (riA->tag) { |
| 335 | case ARM64riA_I12: |
| 336 | vex_printf("#%u",(UInt)(riA->ARM64riA.I12.imm12 |
| 337 | << riA->ARM64riA.I12.shift)); |
| 338 | break; |
| 339 | case ARM64riA_R: |
| 340 | ppHRegARM64(riA->ARM64riA.R.reg); |
| 341 | break; |
| 342 | default: |
| 343 | vassert(0); |
| 344 | } |
| 345 | } |
| 346 | |
| 347 | static void addRegUsage_ARM64RIA ( HRegUsage* u, ARM64RIA* riA ) { |
| 348 | switch (riA->tag) { |
| 349 | case ARM64riA_I12: |
| 350 | return; |
| 351 | case ARM64riA_R: |
| 352 | addHRegUse(u, HRmRead, riA->ARM64riA.R.reg); |
| 353 | return; |
| 354 | default: |
| 355 | vpanic("addRegUsage_ARM64RIA"); |
| 356 | } |
| 357 | } |
| 358 | |
| 359 | static void mapRegs_ARM64RIA ( HRegRemap* m, ARM64RIA* riA ) { |
| 360 | switch (riA->tag) { |
| 361 | case ARM64riA_I12: |
| 362 | return; |
| 363 | case ARM64riA_R: |
| 364 | riA->ARM64riA.R.reg = lookupHRegRemap(m, riA->ARM64riA.R.reg); |
| 365 | return; |
| 366 | default: |
| 367 | vpanic("mapRegs_ARM64RIA"); |
| 368 | } |
| 369 | } |
| 370 | |
| 371 | |
| 372 | /* --------- Reg or "bitfield" (logic immediate) operands --------- */ |
| 373 | |
| 374 | ARM64RIL* ARM64RIL_I13 ( UChar bitN, UChar immR, UChar immS ) { |
| 375 | ARM64RIL* riL = LibVEX_Alloc(sizeof(ARM64RIL)); |
| 376 | riL->tag = ARM64riL_I13; |
| 377 | riL->ARM64riL.I13.bitN = bitN; |
| 378 | riL->ARM64riL.I13.immR = immR; |
| 379 | riL->ARM64riL.I13.immS = immS; |
| 380 | vassert(bitN < 2); |
| 381 | vassert(immR < 64); |
| 382 | vassert(immS < 64); |
| 383 | return riL; |
| 384 | } |
| 385 | ARM64RIL* ARM64RIL_R ( HReg reg ) { |
| 386 | ARM64RIL* riL = LibVEX_Alloc(sizeof(ARM64RIL)); |
| 387 | riL->tag = ARM64riL_R; |
| 388 | riL->ARM64riL.R.reg = reg; |
| 389 | return riL; |
| 390 | } |
| 391 | |
| 392 | static void ppARM64RIL ( ARM64RIL* riL ) { |
| 393 | switch (riL->tag) { |
| 394 | case ARM64riL_I13: |
| 395 | vex_printf("#nrs(%u,%u,%u)", |
| 396 | (UInt)riL->ARM64riL.I13.bitN, |
| 397 | (UInt)riL->ARM64riL.I13.immR, |
| 398 | (UInt)riL->ARM64riL.I13.immS); |
| 399 | break; |
| 400 | case ARM64riL_R: |
| 401 | ppHRegARM64(riL->ARM64riL.R.reg); |
| 402 | break; |
| 403 | default: |
| 404 | vassert(0); |
| 405 | } |
| 406 | } |
| 407 | |
| 408 | static void addRegUsage_ARM64RIL ( HRegUsage* u, ARM64RIL* riL ) { |
| 409 | switch (riL->tag) { |
| 410 | case ARM64riL_I13: |
| 411 | return; |
| 412 | case ARM64riL_R: |
| 413 | addHRegUse(u, HRmRead, riL->ARM64riL.R.reg); |
| 414 | return; |
| 415 | default: |
| 416 | vpanic("addRegUsage_ARM64RIL"); |
| 417 | } |
| 418 | } |
| 419 | |
| 420 | static void mapRegs_ARM64RIL ( HRegRemap* m, ARM64RIL* riL ) { |
| 421 | switch (riL->tag) { |
| 422 | case ARM64riL_I13: |
| 423 | return; |
| 424 | case ARM64riL_R: |
| 425 | riL->ARM64riL.R.reg = lookupHRegRemap(m, riL->ARM64riL.R.reg); |
| 426 | return; |
| 427 | default: |
| 428 | vpanic("mapRegs_ARM64RIL"); |
| 429 | } |
| 430 | } |
| 431 | |
| 432 | |
| 433 | /* --------------- Reg or uimm6 operands --------------- */ |
| 434 | |
| 435 | ARM64RI6* ARM64RI6_I6 ( UInt imm6 ) { |
| 436 | ARM64RI6* ri6 = LibVEX_Alloc(sizeof(ARM64RI6)); |
| 437 | ri6->tag = ARM64ri6_I6; |
| 438 | ri6->ARM64ri6.I6.imm6 = imm6; |
| 439 | vassert(imm6 > 0 && imm6 < 64); |
| 440 | return ri6; |
| 441 | } |
| 442 | ARM64RI6* ARM64RI6_R ( HReg reg ) { |
| 443 | ARM64RI6* ri6 = LibVEX_Alloc(sizeof(ARM64RI6)); |
| 444 | ri6->tag = ARM64ri6_R; |
| 445 | ri6->ARM64ri6.R.reg = reg; |
| 446 | return ri6; |
| 447 | } |
| 448 | |
| 449 | static void ppARM64RI6 ( ARM64RI6* ri6 ) { |
| 450 | switch (ri6->tag) { |
| 451 | case ARM64ri6_I6: |
| 452 | vex_printf("#%u", ri6->ARM64ri6.I6.imm6); |
| 453 | break; |
| 454 | case ARM64ri6_R: |
| 455 | ppHRegARM64(ri6->ARM64ri6.R.reg); |
| 456 | break; |
| 457 | default: |
| 458 | vassert(0); |
| 459 | } |
| 460 | } |
| 461 | |
| 462 | static void addRegUsage_ARM64RI6 ( HRegUsage* u, ARM64RI6* ri6 ) { |
| 463 | switch (ri6->tag) { |
| 464 | case ARM64ri6_I6: |
| 465 | return; |
| 466 | case ARM64ri6_R: |
| 467 | addHRegUse(u, HRmRead, ri6->ARM64ri6.R.reg); |
| 468 | return; |
| 469 | default: |
| 470 | vpanic("addRegUsage_ARM64RI6"); |
| 471 | } |
| 472 | } |
| 473 | |
| 474 | static void mapRegs_ARM64RI6 ( HRegRemap* m, ARM64RI6* ri6 ) { |
| 475 | switch (ri6->tag) { |
| 476 | case ARM64ri6_I6: |
| 477 | return; |
| 478 | case ARM64ri6_R: |
| 479 | ri6->ARM64ri6.R.reg = lookupHRegRemap(m, ri6->ARM64ri6.R.reg); |
| 480 | return; |
| 481 | default: |
| 482 | vpanic("mapRegs_ARM64RI6"); |
| 483 | } |
| 484 | } |
| 485 | |
| 486 | |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 487 | /* --------- Instructions. --------- */ |
| 488 | |
| 489 | static const HChar* showARM64LogicOp ( ARM64LogicOp op ) { |
| 490 | switch (op) { |
| 491 | case ARM64lo_AND: return "and"; |
| 492 | case ARM64lo_OR: return "orr"; |
| 493 | case ARM64lo_XOR: return "eor"; |
| 494 | default: vpanic("showARM64LogicOp"); |
| 495 | } |
| 496 | } |
| 497 | |
| 498 | static const HChar* showARM64ShiftOp ( ARM64ShiftOp op ) { |
| 499 | switch (op) { |
| 500 | case ARM64sh_SHL: return "lsl"; |
| 501 | case ARM64sh_SHR: return "lsr"; |
| 502 | case ARM64sh_SAR: return "asr"; |
| 503 | default: vpanic("showARM64ShiftOp"); |
| 504 | } |
| 505 | } |
| 506 | |
| 507 | static const HChar* showARM64UnaryOp ( ARM64UnaryOp op ) { |
| 508 | switch (op) { |
| 509 | case ARM64un_NEG: return "neg"; |
| 510 | case ARM64un_NOT: return "not"; |
| 511 | case ARM64un_CLZ: return "clz"; |
| 512 | default: vpanic("showARM64UnaryOp"); |
| 513 | } |
| 514 | } |
| 515 | |
| 516 | static const HChar* showARM64MulOp ( ARM64MulOp op ) { |
| 517 | switch (op) { |
| 518 | case ARM64mul_PLAIN: return "mul "; |
| 519 | case ARM64mul_ZX: return "umulh"; |
| 520 | case ARM64mul_SX: return "smulh"; |
| 521 | default: vpanic("showARM64MulOp"); |
| 522 | } |
| 523 | } |
| 524 | |
| 525 | static void characteriseARM64CvtOp ( /*OUT*/HChar* syn, |
| 526 | /*OUT*/UInt* fszB, /*OUT*/UInt* iszB, |
| 527 | ARM64CvtOp op ) { |
| 528 | switch (op) { |
| 529 | case ARM64cvt_F32_I32S: |
| 530 | *syn = 's'; *fszB = 4; *iszB = 4; break; |
| 531 | case ARM64cvt_F64_I32S: |
| 532 | *syn = 's'; *fszB = 8; *iszB = 4; break; |
| 533 | case ARM64cvt_F32_I64S: |
| 534 | *syn = 's'; *fszB = 4; *iszB = 8; break; |
| 535 | case ARM64cvt_F64_I64S: |
| 536 | *syn = 's'; *fszB = 8; *iszB = 8; break; |
| 537 | case ARM64cvt_F32_I32U: |
| 538 | *syn = 'u'; *fszB = 4; *iszB = 4; break; |
| 539 | case ARM64cvt_F64_I32U: |
| 540 | *syn = 'u'; *fszB = 8; *iszB = 4; break; |
| 541 | case ARM64cvt_F32_I64U: |
| 542 | *syn = 'u'; *fszB = 4; *iszB = 8; break; |
| 543 | case ARM64cvt_F64_I64U: |
| 544 | *syn = 'u'; *fszB = 8; *iszB = 8; break; |
| 545 | default: |
| 546 | vpanic("characteriseARM64CvtOp"); |
| 547 | } |
| 548 | } |
| 549 | |
| 550 | static const HChar* showARM64FpBinOp ( ARM64FpBinOp op ) { |
| 551 | switch (op) { |
| 552 | case ARM64fpb_ADD: return "add"; |
| 553 | case ARM64fpb_SUB: return "sub"; |
| 554 | case ARM64fpb_MUL: return "mul"; |
| 555 | case ARM64fpb_DIV: return "div"; |
| 556 | default: vpanic("showARM64FpBinOp"); |
| 557 | } |
| 558 | } |
| 559 | |
| 560 | static const HChar* showARM64FpUnaryOp ( ARM64FpUnaryOp op ) { |
| 561 | switch (op) { |
| 562 | case ARM64fpu_NEG: return "neg "; |
| 563 | case ARM64fpu_ABS: return "abs "; |
| 564 | case ARM64fpu_SQRT: return "sqrt "; |
| 565 | case ARM64fpu_RINT: return "rinti"; |
| 566 | default: vpanic("showARM64FpUnaryOp"); |
| 567 | } |
| 568 | } |
| 569 | |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 570 | static void showARM64VecBinOp(/*OUT*/const HChar** nm, |
| 571 | /*OUT*/const HChar** ar, ARM64VecBinOp op ) { |
| 572 | switch (op) { |
sewardj | 1297218 | 2014-08-04 08:09:47 +0000 | [diff] [blame] | 573 | case ARM64vecb_ADD64x2: *nm = "add "; *ar = "2d"; return; |
| 574 | case ARM64vecb_ADD32x4: *nm = "add "; *ar = "4s"; return; |
| 575 | case ARM64vecb_ADD16x8: *nm = "add "; *ar = "8h"; return; |
| 576 | case ARM64vecb_ADD8x16: *nm = "add "; *ar = "16b"; return; |
| 577 | case ARM64vecb_SUB64x2: *nm = "sub "; *ar = "2d"; return; |
| 578 | case ARM64vecb_SUB32x4: *nm = "sub "; *ar = "4s"; return; |
| 579 | case ARM64vecb_SUB16x8: *nm = "sub "; *ar = "8h"; return; |
| 580 | case ARM64vecb_SUB8x16: *nm = "sub "; *ar = "16b"; return; |
| 581 | case ARM64vecb_MUL32x4: *nm = "mul "; *ar = "4s"; return; |
| 582 | case ARM64vecb_MUL16x8: *nm = "mul "; *ar = "8h"; return; |
| 583 | case ARM64vecb_MUL8x16: *nm = "mul "; *ar = "16b"; return; |
| 584 | case ARM64vecb_FADD64x2: *nm = "fadd "; *ar = "2d"; return; |
| 585 | case ARM64vecb_FSUB64x2: *nm = "fsub "; *ar = "2d"; return; |
| 586 | case ARM64vecb_FMUL64x2: *nm = "fmul "; *ar = "2d"; return; |
| 587 | case ARM64vecb_FDIV64x2: *nm = "fdiv "; *ar = "2d"; return; |
| 588 | case ARM64vecb_FADD32x4: *nm = "fadd "; *ar = "4s"; return; |
| 589 | case ARM64vecb_FSUB32x4: *nm = "fsub "; *ar = "4s"; return; |
| 590 | case ARM64vecb_FMUL32x4: *nm = "fmul "; *ar = "4s"; return; |
| 591 | case ARM64vecb_FDIV32x4: *nm = "fdiv "; *ar = "4s"; return; |
sewardj | 76927e6 | 2014-11-17 11:21:21 +0000 | [diff] [blame] | 592 | case ARM64vecb_FMAX64x2: *nm = "fmax "; *ar = "2d"; return; |
| 593 | case ARM64vecb_FMAX32x4: *nm = "fmax "; *ar = "4s"; return; |
| 594 | case ARM64vecb_FMIN64x2: *nm = "fmin "; *ar = "2d"; return; |
| 595 | case ARM64vecb_FMIN32x4: *nm = "fmin "; *ar = "4s"; return; |
sewardj | 1297218 | 2014-08-04 08:09:47 +0000 | [diff] [blame] | 596 | case ARM64vecb_UMAX32x4: *nm = "umax "; *ar = "4s"; return; |
| 597 | case ARM64vecb_UMAX16x8: *nm = "umax "; *ar = "8h"; return; |
| 598 | case ARM64vecb_UMAX8x16: *nm = "umax "; *ar = "16b"; return; |
| 599 | case ARM64vecb_UMIN32x4: *nm = "umin "; *ar = "4s"; return; |
| 600 | case ARM64vecb_UMIN16x8: *nm = "umin "; *ar = "8h"; return; |
| 601 | case ARM64vecb_UMIN8x16: *nm = "umin "; *ar = "16b"; return; |
| 602 | case ARM64vecb_SMAX32x4: *nm = "smax "; *ar = "4s"; return; |
| 603 | case ARM64vecb_SMAX16x8: *nm = "smax "; *ar = "8h"; return; |
| 604 | case ARM64vecb_SMAX8x16: *nm = "smax "; *ar = "16b"; return; |
| 605 | case ARM64vecb_SMIN32x4: *nm = "smin "; *ar = "4s"; return; |
| 606 | case ARM64vecb_SMIN16x8: *nm = "smin "; *ar = "8h"; return; |
| 607 | case ARM64vecb_SMIN8x16: *nm = "smin "; *ar = "16b"; return; |
| 608 | case ARM64vecb_AND: *nm = "and "; *ar = "16b"; return; |
| 609 | case ARM64vecb_ORR: *nm = "orr "; *ar = "16b"; return; |
| 610 | case ARM64vecb_XOR: *nm = "eor "; *ar = "16b"; return; |
| 611 | case ARM64vecb_CMEQ64x2: *nm = "cmeq "; *ar = "2d"; return; |
| 612 | case ARM64vecb_CMEQ32x4: *nm = "cmeq "; *ar = "4s"; return; |
| 613 | case ARM64vecb_CMEQ16x8: *nm = "cmeq "; *ar = "8h"; return; |
| 614 | case ARM64vecb_CMEQ8x16: *nm = "cmeq "; *ar = "16b"; return; |
| 615 | case ARM64vecb_CMHI64x2: *nm = "cmhi "; *ar = "2d"; return; |
| 616 | case ARM64vecb_CMHI32x4: *nm = "cmhi "; *ar = "4s"; return; |
| 617 | case ARM64vecb_CMHI16x8: *nm = "cmhi "; *ar = "8h"; return; |
| 618 | case ARM64vecb_CMHI8x16: *nm = "cmhi "; *ar = "16b"; return; |
| 619 | case ARM64vecb_CMGT64x2: *nm = "cmgt "; *ar = "2d"; return; |
| 620 | case ARM64vecb_CMGT32x4: *nm = "cmgt "; *ar = "4s"; return; |
| 621 | case ARM64vecb_CMGT16x8: *nm = "cmgt "; *ar = "8h"; return; |
| 622 | case ARM64vecb_CMGT8x16: *nm = "cmgt "; *ar = "16b"; return; |
| 623 | case ARM64vecb_FCMEQ64x2: *nm = "fcmeq "; *ar = "2d"; return; |
| 624 | case ARM64vecb_FCMEQ32x4: *nm = "fcmeq "; *ar = "4s"; return; |
| 625 | case ARM64vecb_FCMGE64x2: *nm = "fcmge "; *ar = "2d"; return; |
| 626 | case ARM64vecb_FCMGE32x4: *nm = "fcmge "; *ar = "4s"; return; |
| 627 | case ARM64vecb_FCMGT64x2: *nm = "fcmgt "; *ar = "2d"; return; |
| 628 | case ARM64vecb_FCMGT32x4: *nm = "fcmgt "; *ar = "4s"; return; |
| 629 | case ARM64vecb_TBL1: *nm = "tbl "; *ar = "16b"; return; |
| 630 | case ARM64vecb_UZP164x2: *nm = "uzp1 "; *ar = "2d"; return; |
| 631 | case ARM64vecb_UZP132x4: *nm = "uzp1 "; *ar = "4s"; return; |
| 632 | case ARM64vecb_UZP116x8: *nm = "uzp1 "; *ar = "8h"; return; |
| 633 | case ARM64vecb_UZP18x16: *nm = "uzp1 "; *ar = "16b"; return; |
| 634 | case ARM64vecb_UZP264x2: *nm = "uzp2 "; *ar = "2d"; return; |
| 635 | case ARM64vecb_UZP232x4: *nm = "uzp2 "; *ar = "4s"; return; |
| 636 | case ARM64vecb_UZP216x8: *nm = "uzp2 "; *ar = "8h"; return; |
| 637 | case ARM64vecb_UZP28x16: *nm = "uzp2 "; *ar = "16b"; return; |
| 638 | case ARM64vecb_ZIP132x4: *nm = "zip1 "; *ar = "4s"; return; |
| 639 | case ARM64vecb_ZIP116x8: *nm = "zip1 "; *ar = "8h"; return; |
| 640 | case ARM64vecb_ZIP18x16: *nm = "zip1 "; *ar = "16b"; return; |
| 641 | case ARM64vecb_ZIP232x4: *nm = "zip2 "; *ar = "4s"; return; |
| 642 | case ARM64vecb_ZIP216x8: *nm = "zip2 "; *ar = "8h"; return; |
| 643 | case ARM64vecb_ZIP28x16: *nm = "zip2 "; *ar = "16b"; return; |
| 644 | case ARM64vecb_PMUL8x16: *nm = "pmul "; *ar = "16b"; return; |
| 645 | case ARM64vecb_PMULL8x8: *nm = "pmull "; *ar = "8hbb"; return; |
| 646 | case ARM64vecb_UMULL2DSS: *nm = "umull "; *ar = "2dss"; return; |
| 647 | case ARM64vecb_UMULL4SHH: *nm = "umull "; *ar = "4shh"; return; |
| 648 | case ARM64vecb_UMULL8HBB: *nm = "umull "; *ar = "8hbb"; return; |
| 649 | case ARM64vecb_SMULL2DSS: *nm = "smull "; *ar = "2dss"; return; |
| 650 | case ARM64vecb_SMULL4SHH: *nm = "smull "; *ar = "4shh"; return; |
| 651 | case ARM64vecb_SMULL8HBB: *nm = "smull "; *ar = "8hbb"; return; |
| 652 | case ARM64vecb_SQADD64x2: *nm = "sqadd "; *ar = "2d"; return; |
| 653 | case ARM64vecb_SQADD32x4: *nm = "sqadd "; *ar = "4s"; return; |
| 654 | case ARM64vecb_SQADD16x8: *nm = "sqadd "; *ar = "8h"; return; |
| 655 | case ARM64vecb_SQADD8x16: *nm = "sqadd "; *ar = "16b"; return; |
| 656 | case ARM64vecb_UQADD64x2: *nm = "uqadd "; *ar = "2d"; return; |
| 657 | case ARM64vecb_UQADD32x4: *nm = "uqadd "; *ar = "4s"; return; |
| 658 | case ARM64vecb_UQADD16x8: *nm = "uqadd "; *ar = "8h"; return; |
| 659 | case ARM64vecb_UQADD8x16: *nm = "uqadd "; *ar = "16b"; return; |
| 660 | case ARM64vecb_SQSUB64x2: *nm = "sqsub "; *ar = "2d"; return; |
| 661 | case ARM64vecb_SQSUB32x4: *nm = "sqsub "; *ar = "4s"; return; |
| 662 | case ARM64vecb_SQSUB16x8: *nm = "sqsub "; *ar = "8h"; return; |
| 663 | case ARM64vecb_SQSUB8x16: *nm = "sqsub "; *ar = "16b"; return; |
| 664 | case ARM64vecb_UQSUB64x2: *nm = "uqsub "; *ar = "2d"; return; |
| 665 | case ARM64vecb_UQSUB32x4: *nm = "uqsub "; *ar = "4s"; return; |
| 666 | case ARM64vecb_UQSUB16x8: *nm = "uqsub "; *ar = "8h"; return; |
| 667 | case ARM64vecb_UQSUB8x16: *nm = "uqsub "; *ar = "16b"; return; |
| 668 | case ARM64vecb_SQDMULL2DSS: *nm = "sqdmull"; *ar = "2dss"; return; |
| 669 | case ARM64vecb_SQDMULL4SHH: *nm = "sqdmull"; *ar = "4shh"; return; |
| 670 | case ARM64vecb_SQDMULH32x4: *nm = "sqdmulh"; *ar = "4s"; return; |
| 671 | case ARM64vecb_SQDMULH16x8: *nm = "sqdmulh"; *ar = "8h"; return; |
| 672 | case ARM64vecb_SQRDMULH32x4: *nm = "sqrdmulh"; *ar = "4s"; return; |
| 673 | case ARM64vecb_SQRDMULH16x8: *nm = "sqrdmulh"; *ar = "8h"; return; |
| 674 | case ARM64vecb_SQSHL64x2: *nm = "sqshl "; *ar = "2d"; return; |
| 675 | case ARM64vecb_SQSHL32x4: *nm = "sqshl "; *ar = "4s"; return; |
| 676 | case ARM64vecb_SQSHL16x8: *nm = "sqshl "; *ar = "8h"; return; |
| 677 | case ARM64vecb_SQSHL8x16: *nm = "sqshl "; *ar = "16b"; return; |
| 678 | case ARM64vecb_UQSHL64x2: *nm = "uqshl "; *ar = "2d"; return; |
| 679 | case ARM64vecb_UQSHL32x4: *nm = "uqshl "; *ar = "4s"; return; |
| 680 | case ARM64vecb_UQSHL16x8: *nm = "uqshl "; *ar = "8h"; return; |
| 681 | case ARM64vecb_UQSHL8x16: *nm = "uqshl "; *ar = "16b"; return; |
| 682 | case ARM64vecb_SQRSHL64x2: *nm = "sqrshl"; *ar = "2d"; return; |
| 683 | case ARM64vecb_SQRSHL32x4: *nm = "sqrshl"; *ar = "4s"; return; |
| 684 | case ARM64vecb_SQRSHL16x8: *nm = "sqrshl"; *ar = "8h"; return; |
| 685 | case ARM64vecb_SQRSHL8x16: *nm = "sqrshl"; *ar = "16b"; return; |
| 686 | case ARM64vecb_UQRSHL64x2: *nm = "uqrshl"; *ar = "2d"; return; |
| 687 | case ARM64vecb_UQRSHL32x4: *nm = "uqrshl"; *ar = "4s"; return; |
| 688 | case ARM64vecb_UQRSHL16x8: *nm = "uqrshl"; *ar = "8h"; return; |
| 689 | case ARM64vecb_UQRSHL8x16: *nm = "uqrshl"; *ar = "16b"; return; |
sewardj | a6b61f0 | 2014-08-17 18:32:14 +0000 | [diff] [blame] | 690 | case ARM64vecb_SSHL64x2: *nm = "sshl"; *ar = "2d"; return; |
| 691 | case ARM64vecb_SSHL32x4: *nm = "sshl"; *ar = "4s"; return; |
| 692 | case ARM64vecb_SSHL16x8: *nm = "sshl"; *ar = "8h"; return; |
| 693 | case ARM64vecb_SSHL8x16: *nm = "sshl"; *ar = "16b"; return; |
| 694 | case ARM64vecb_USHL64x2: *nm = "ushl"; *ar = "2d"; return; |
| 695 | case ARM64vecb_USHL32x4: *nm = "ushl"; *ar = "4s"; return; |
| 696 | case ARM64vecb_USHL16x8: *nm = "ushl"; *ar = "8h"; return; |
| 697 | case ARM64vecb_USHL8x16: *nm = "ushl"; *ar = "16b"; return; |
| 698 | case ARM64vecb_SRSHL64x2: *nm = "srshl"; *ar = "2d"; return; |
| 699 | case ARM64vecb_SRSHL32x4: *nm = "srshl"; *ar = "4s"; return; |
| 700 | case ARM64vecb_SRSHL16x8: *nm = "srshl"; *ar = "8h"; return; |
| 701 | case ARM64vecb_SRSHL8x16: *nm = "srshl"; *ar = "16b"; return; |
| 702 | case ARM64vecb_URSHL64x2: *nm = "urshl"; *ar = "2d"; return; |
| 703 | case ARM64vecb_URSHL32x4: *nm = "urshl"; *ar = "4s"; return; |
| 704 | case ARM64vecb_URSHL16x8: *nm = "urshl"; *ar = "8h"; return; |
| 705 | case ARM64vecb_URSHL8x16: *nm = "urshl"; *ar = "16b"; return; |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 706 | default: vpanic("showARM64VecBinOp"); |
| 707 | } |
| 708 | } |
| 709 | |
sewardj | f7003bc | 2014-08-18 12:28:02 +0000 | [diff] [blame] | 710 | static void showARM64VecModifyOp(/*OUT*/const HChar** nm, |
| 711 | /*OUT*/const HChar** ar, |
| 712 | ARM64VecModifyOp op ) { |
| 713 | switch (op) { |
| 714 | case ARM64vecmo_SUQADD64x2: *nm = "suqadd"; *ar = "2d"; return; |
| 715 | case ARM64vecmo_SUQADD32x4: *nm = "suqadd"; *ar = "4s"; return; |
| 716 | case ARM64vecmo_SUQADD16x8: *nm = "suqadd"; *ar = "8h"; return; |
| 717 | case ARM64vecmo_SUQADD8x16: *nm = "suqadd"; *ar = "16b"; return; |
| 718 | case ARM64vecmo_USQADD64x2: *nm = "usqadd"; *ar = "2d"; return; |
| 719 | case ARM64vecmo_USQADD32x4: *nm = "usqadd"; *ar = "4s"; return; |
| 720 | case ARM64vecmo_USQADD16x8: *nm = "usqadd"; *ar = "8h"; return; |
| 721 | case ARM64vecmo_USQADD8x16: *nm = "usqadd"; *ar = "16b"; return; |
| 722 | default: vpanic("showARM64VecModifyOp"); |
| 723 | } |
| 724 | } |
| 725 | |
sewardj | fab0914 | 2014-02-10 10:28:13 +0000 | [diff] [blame] | 726 | static void showARM64VecUnaryOp(/*OUT*/const HChar** nm, |
| 727 | /*OUT*/const HChar** ar, ARM64VecUnaryOp op ) |
| 728 | { |
| 729 | switch (op) { |
sewardj | fc261d9 | 2014-08-24 20:36:14 +0000 | [diff] [blame] | 730 | case ARM64vecu_FNEG64x2: *nm = "fneg "; *ar = "2d"; return; |
| 731 | case ARM64vecu_FNEG32x4: *nm = "fneg "; *ar = "4s"; return; |
| 732 | case ARM64vecu_FABS64x2: *nm = "fabs "; *ar = "2d"; return; |
| 733 | case ARM64vecu_FABS32x4: *nm = "fabs "; *ar = "4s"; return; |
| 734 | case ARM64vecu_NOT: *nm = "not "; *ar = "all"; return; |
| 735 | case ARM64vecu_ABS64x2: *nm = "abs "; *ar = "2d"; return; |
| 736 | case ARM64vecu_ABS32x4: *nm = "abs "; *ar = "4s"; return; |
| 737 | case ARM64vecu_ABS16x8: *nm = "abs "; *ar = "8h"; return; |
| 738 | case ARM64vecu_ABS8x16: *nm = "abs "; *ar = "16b"; return; |
| 739 | case ARM64vecu_CLS32x4: *nm = "cls "; *ar = "4s"; return; |
| 740 | case ARM64vecu_CLS16x8: *nm = "cls "; *ar = "8h"; return; |
| 741 | case ARM64vecu_CLS8x16: *nm = "cls "; *ar = "16b"; return; |
| 742 | case ARM64vecu_CLZ32x4: *nm = "clz "; *ar = "4s"; return; |
| 743 | case ARM64vecu_CLZ16x8: *nm = "clz "; *ar = "8h"; return; |
| 744 | case ARM64vecu_CLZ8x16: *nm = "clz "; *ar = "16b"; return; |
| 745 | case ARM64vecu_CNT8x16: *nm = "cnt "; *ar = "16b"; return; |
| 746 | case ARM64vecu_RBIT: *nm = "rbit "; *ar = "16b"; return; |
| 747 | case ARM64vecu_REV1616B: *nm = "rev16"; *ar = "16b"; return; |
| 748 | case ARM64vecu_REV3216B: *nm = "rev32"; *ar = "16b"; return; |
| 749 | case ARM64vecu_REV328H: *nm = "rev32"; *ar = "8h"; return; |
| 750 | case ARM64vecu_REV6416B: *nm = "rev64"; *ar = "16b"; return; |
| 751 | case ARM64vecu_REV648H: *nm = "rev64"; *ar = "8h"; return; |
| 752 | case ARM64vecu_REV644S: *nm = "rev64"; *ar = "4s"; return; |
| 753 | case ARM64vecu_URECPE32x4: *nm = "urecpe"; *ar = "4s"; return; |
| 754 | case ARM64vecu_URSQRTE32x4: *nm = "ursqrte"; *ar = "4s"; return; |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 755 | default: vpanic("showARM64VecUnaryOp"); |
| 756 | } |
| 757 | } |
| 758 | |
sewardj | a6b61f0 | 2014-08-17 18:32:14 +0000 | [diff] [blame] | 759 | static void showARM64VecShiftImmOp(/*OUT*/const HChar** nm, |
| 760 | /*OUT*/const HChar** ar, |
| 761 | ARM64VecShiftImmOp op ) |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 762 | { |
| 763 | switch (op) { |
sewardj | a6b61f0 | 2014-08-17 18:32:14 +0000 | [diff] [blame] | 764 | case ARM64vecshi_USHR64x2: *nm = "ushr "; *ar = "2d"; return; |
| 765 | case ARM64vecshi_USHR32x4: *nm = "ushr "; *ar = "4s"; return; |
| 766 | case ARM64vecshi_USHR16x8: *nm = "ushr "; *ar = "8h"; return; |
| 767 | case ARM64vecshi_USHR8x16: *nm = "ushr "; *ar = "16b"; return; |
| 768 | case ARM64vecshi_SSHR64x2: *nm = "sshr "; *ar = "2d"; return; |
| 769 | case ARM64vecshi_SSHR32x4: *nm = "sshr "; *ar = "4s"; return; |
| 770 | case ARM64vecshi_SSHR16x8: *nm = "sshr "; *ar = "8h"; return; |
| 771 | case ARM64vecshi_SSHR8x16: *nm = "sshr "; *ar = "16b"; return; |
| 772 | case ARM64vecshi_SHL64x2: *nm = "shl "; *ar = "2d"; return; |
| 773 | case ARM64vecshi_SHL32x4: *nm = "shl "; *ar = "4s"; return; |
| 774 | case ARM64vecshi_SHL16x8: *nm = "shl "; *ar = "8h"; return; |
| 775 | case ARM64vecshi_SHL8x16: *nm = "shl "; *ar = "16b"; return; |
| 776 | case ARM64vecshi_SQSHRN2SD: *nm = "sqshrn"; *ar = "2sd"; return; |
| 777 | case ARM64vecshi_SQSHRN4HS: *nm = "sqshrn"; *ar = "4hs"; return; |
| 778 | case ARM64vecshi_SQSHRN8BH: *nm = "sqshrn"; *ar = "8bh"; return; |
| 779 | case ARM64vecshi_UQSHRN2SD: *nm = "uqshrn"; *ar = "2sd"; return; |
| 780 | case ARM64vecshi_UQSHRN4HS: *nm = "uqshrn"; *ar = "4hs"; return; |
| 781 | case ARM64vecshi_UQSHRN8BH: *nm = "uqshrn"; *ar = "8bh"; return; |
| 782 | case ARM64vecshi_SQSHRUN2SD: *nm = "sqshrun"; *ar = "2sd"; return; |
| 783 | case ARM64vecshi_SQSHRUN4HS: *nm = "sqshrun"; *ar = "4hs"; return; |
| 784 | case ARM64vecshi_SQSHRUN8BH: *nm = "sqshrun"; *ar = "8bh"; return; |
| 785 | case ARM64vecshi_SQRSHRN2SD: *nm = "sqrshrn"; *ar = "2sd"; return; |
| 786 | case ARM64vecshi_SQRSHRN4HS: *nm = "sqrshrn"; *ar = "4hs"; return; |
| 787 | case ARM64vecshi_SQRSHRN8BH: *nm = "sqrshrn"; *ar = "8bh"; return; |
| 788 | case ARM64vecshi_UQRSHRN2SD: *nm = "uqrshrn"; *ar = "2sd"; return; |
| 789 | case ARM64vecshi_UQRSHRN4HS: *nm = "uqrshrn"; *ar = "4hs"; return; |
| 790 | case ARM64vecshi_UQRSHRN8BH: *nm = "uqrshrn"; *ar = "8bh"; return; |
| 791 | case ARM64vecshi_SQRSHRUN2SD: *nm = "sqrshrun"; *ar = "2sd"; return; |
| 792 | case ARM64vecshi_SQRSHRUN4HS: *nm = "sqrshrun"; *ar = "4hs"; return; |
| 793 | case ARM64vecshi_SQRSHRUN8BH: *nm = "sqrshrun"; *ar = "8bh"; return; |
| 794 | case ARM64vecshi_UQSHL64x2: *nm = "uqshl "; *ar = "2d"; return; |
| 795 | case ARM64vecshi_UQSHL32x4: *nm = "uqshl "; *ar = "4s"; return; |
| 796 | case ARM64vecshi_UQSHL16x8: *nm = "uqshl "; *ar = "8h"; return; |
| 797 | case ARM64vecshi_UQSHL8x16: *nm = "uqshl "; *ar = "16b"; return; |
| 798 | case ARM64vecshi_SQSHL64x2: *nm = "sqshl "; *ar = "2d"; return; |
| 799 | case ARM64vecshi_SQSHL32x4: *nm = "sqshl "; *ar = "4s"; return; |
| 800 | case ARM64vecshi_SQSHL16x8: *nm = "sqshl "; *ar = "8h"; return; |
| 801 | case ARM64vecshi_SQSHL8x16: *nm = "sqshl "; *ar = "16b"; return; |
| 802 | case ARM64vecshi_SQSHLU64x2: *nm = "sqshlu"; *ar = "2d"; return; |
| 803 | case ARM64vecshi_SQSHLU32x4: *nm = "sqshlu"; *ar = "4s"; return; |
| 804 | case ARM64vecshi_SQSHLU16x8: *nm = "sqshlu"; *ar = "8h"; return; |
| 805 | case ARM64vecshi_SQSHLU8x16: *nm = "sqshlu"; *ar = "16b"; return; |
| 806 | default: vpanic("showARM64VecShiftImmOp"); |
sewardj | ecedd98 | 2014-08-11 14:02:47 +0000 | [diff] [blame] | 807 | } |
| 808 | } |
| 809 | |
| 810 | static const HChar* showARM64VecNarrowOp(ARM64VecNarrowOp op) { |
| 811 | switch (op) { |
| 812 | case ARM64vecna_XTN: return "xtn "; |
| 813 | case ARM64vecna_SQXTN: return "sqxtn "; |
| 814 | case ARM64vecna_UQXTN: return "uqxtn "; |
| 815 | case ARM64vecna_SQXTUN: return "sqxtun"; |
| 816 | default: vpanic("showARM64VecNarrowOp"); |
sewardj | fab0914 | 2014-02-10 10:28:13 +0000 | [diff] [blame] | 817 | } |
| 818 | } |
| 819 | |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 820 | ARM64Instr* ARM64Instr_Arith ( HReg dst, |
| 821 | HReg argL, ARM64RIA* argR, Bool isAdd ) { |
| 822 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 823 | i->tag = ARM64in_Arith; |
| 824 | i->ARM64in.Arith.dst = dst; |
| 825 | i->ARM64in.Arith.argL = argL; |
| 826 | i->ARM64in.Arith.argR = argR; |
| 827 | i->ARM64in.Arith.isAdd = isAdd; |
| 828 | return i; |
| 829 | } |
| 830 | ARM64Instr* ARM64Instr_Cmp ( HReg argL, ARM64RIA* argR, Bool is64 ) { |
| 831 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 832 | i->tag = ARM64in_Cmp; |
| 833 | i->ARM64in.Cmp.argL = argL; |
| 834 | i->ARM64in.Cmp.argR = argR; |
| 835 | i->ARM64in.Cmp.is64 = is64; |
| 836 | return i; |
| 837 | } |
| 838 | ARM64Instr* ARM64Instr_Logic ( HReg dst, |
| 839 | HReg argL, ARM64RIL* argR, ARM64LogicOp op ) { |
| 840 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 841 | i->tag = ARM64in_Logic; |
| 842 | i->ARM64in.Logic.dst = dst; |
| 843 | i->ARM64in.Logic.argL = argL; |
| 844 | i->ARM64in.Logic.argR = argR; |
| 845 | i->ARM64in.Logic.op = op; |
| 846 | return i; |
| 847 | } |
| 848 | ARM64Instr* ARM64Instr_Test ( HReg argL, ARM64RIL* argR ) { |
| 849 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 850 | i->tag = ARM64in_Test; |
| 851 | i->ARM64in.Test.argL = argL; |
| 852 | i->ARM64in.Test.argR = argR; |
| 853 | return i; |
| 854 | } |
| 855 | ARM64Instr* ARM64Instr_Shift ( HReg dst, |
| 856 | HReg argL, ARM64RI6* argR, ARM64ShiftOp op ) { |
| 857 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 858 | i->tag = ARM64in_Shift; |
| 859 | i->ARM64in.Shift.dst = dst; |
| 860 | i->ARM64in.Shift.argL = argL; |
| 861 | i->ARM64in.Shift.argR = argR; |
| 862 | i->ARM64in.Shift.op = op; |
| 863 | return i; |
| 864 | } |
| 865 | ARM64Instr* ARM64Instr_Unary ( HReg dst, HReg src, ARM64UnaryOp op ) { |
| 866 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 867 | i->tag = ARM64in_Unary; |
| 868 | i->ARM64in.Unary.dst = dst; |
| 869 | i->ARM64in.Unary.src = src; |
| 870 | i->ARM64in.Unary.op = op; |
| 871 | return i; |
| 872 | } |
| 873 | ARM64Instr* ARM64Instr_MovI ( HReg dst, HReg src ) { |
| 874 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 875 | i->tag = ARM64in_MovI; |
| 876 | i->ARM64in.MovI.dst = dst; |
| 877 | i->ARM64in.MovI.src = src; |
| 878 | vassert(hregClass(src) == HRcInt64); |
| 879 | vassert(hregClass(dst) == HRcInt64); |
| 880 | return i; |
| 881 | } |
| 882 | ARM64Instr* ARM64Instr_Imm64 ( HReg dst, ULong imm64 ) { |
| 883 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 884 | i->tag = ARM64in_Imm64; |
| 885 | i->ARM64in.Imm64.dst = dst; |
| 886 | i->ARM64in.Imm64.imm64 = imm64; |
| 887 | return i; |
| 888 | } |
| 889 | ARM64Instr* ARM64Instr_LdSt64 ( Bool isLoad, HReg rD, ARM64AMode* amode ) { |
| 890 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 891 | i->tag = ARM64in_LdSt64; |
| 892 | i->ARM64in.LdSt64.isLoad = isLoad; |
| 893 | i->ARM64in.LdSt64.rD = rD; |
| 894 | i->ARM64in.LdSt64.amode = amode; |
| 895 | return i; |
| 896 | } |
| 897 | ARM64Instr* ARM64Instr_LdSt32 ( Bool isLoad, HReg rD, ARM64AMode* amode ) { |
| 898 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 899 | i->tag = ARM64in_LdSt32; |
| 900 | i->ARM64in.LdSt32.isLoad = isLoad; |
| 901 | i->ARM64in.LdSt32.rD = rD; |
| 902 | i->ARM64in.LdSt32.amode = amode; |
| 903 | return i; |
| 904 | } |
| 905 | ARM64Instr* ARM64Instr_LdSt16 ( Bool isLoad, HReg rD, ARM64AMode* amode ) { |
| 906 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 907 | i->tag = ARM64in_LdSt16; |
| 908 | i->ARM64in.LdSt16.isLoad = isLoad; |
| 909 | i->ARM64in.LdSt16.rD = rD; |
| 910 | i->ARM64in.LdSt16.amode = amode; |
| 911 | return i; |
| 912 | } |
| 913 | ARM64Instr* ARM64Instr_LdSt8 ( Bool isLoad, HReg rD, ARM64AMode* amode ) { |
| 914 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 915 | i->tag = ARM64in_LdSt8; |
| 916 | i->ARM64in.LdSt8.isLoad = isLoad; |
| 917 | i->ARM64in.LdSt8.rD = rD; |
| 918 | i->ARM64in.LdSt8.amode = amode; |
| 919 | return i; |
| 920 | } |
| 921 | ARM64Instr* ARM64Instr_XDirect ( Addr64 dstGA, ARM64AMode* amPC, |
| 922 | ARM64CondCode cond, Bool toFastEP ) { |
| 923 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 924 | i->tag = ARM64in_XDirect; |
| 925 | i->ARM64in.XDirect.dstGA = dstGA; |
| 926 | i->ARM64in.XDirect.amPC = amPC; |
| 927 | i->ARM64in.XDirect.cond = cond; |
| 928 | i->ARM64in.XDirect.toFastEP = toFastEP; |
| 929 | return i; |
| 930 | } |
| 931 | ARM64Instr* ARM64Instr_XIndir ( HReg dstGA, ARM64AMode* amPC, |
| 932 | ARM64CondCode cond ) { |
| 933 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 934 | i->tag = ARM64in_XIndir; |
| 935 | i->ARM64in.XIndir.dstGA = dstGA; |
| 936 | i->ARM64in.XIndir.amPC = amPC; |
| 937 | i->ARM64in.XIndir.cond = cond; |
| 938 | return i; |
| 939 | } |
| 940 | ARM64Instr* ARM64Instr_XAssisted ( HReg dstGA, ARM64AMode* amPC, |
| 941 | ARM64CondCode cond, IRJumpKind jk ) { |
| 942 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 943 | i->tag = ARM64in_XAssisted; |
| 944 | i->ARM64in.XAssisted.dstGA = dstGA; |
| 945 | i->ARM64in.XAssisted.amPC = amPC; |
| 946 | i->ARM64in.XAssisted.cond = cond; |
| 947 | i->ARM64in.XAssisted.jk = jk; |
| 948 | return i; |
| 949 | } |
| 950 | ARM64Instr* ARM64Instr_CSel ( HReg dst, HReg argL, HReg argR, |
| 951 | ARM64CondCode cond ) { |
| 952 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 953 | i->tag = ARM64in_CSel; |
| 954 | i->ARM64in.CSel.dst = dst; |
| 955 | i->ARM64in.CSel.argL = argL; |
| 956 | i->ARM64in.CSel.argR = argR; |
| 957 | i->ARM64in.CSel.cond = cond; |
| 958 | return i; |
| 959 | } |
| 960 | ARM64Instr* ARM64Instr_Call ( ARM64CondCode cond, HWord target, Int nArgRegs, |
| 961 | RetLoc rloc ) { |
| 962 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 963 | i->tag = ARM64in_Call; |
| 964 | i->ARM64in.Call.cond = cond; |
| 965 | i->ARM64in.Call.target = target; |
| 966 | i->ARM64in.Call.nArgRegs = nArgRegs; |
| 967 | i->ARM64in.Call.rloc = rloc; |
| 968 | vassert(is_sane_RetLoc(rloc)); |
| 969 | return i; |
| 970 | } |
| 971 | extern ARM64Instr* ARM64Instr_AddToSP ( Int simm ) { |
| 972 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 973 | i->tag = ARM64in_AddToSP; |
| 974 | i->ARM64in.AddToSP.simm = simm; |
| 975 | vassert(-4096 < simm && simm < 4096); |
| 976 | vassert(0 == (simm & 0xF)); |
| 977 | return i; |
| 978 | } |
| 979 | extern ARM64Instr* ARM64Instr_FromSP ( HReg dst ) { |
| 980 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 981 | i->tag = ARM64in_FromSP; |
| 982 | i->ARM64in.FromSP.dst = dst; |
| 983 | return i; |
| 984 | } |
| 985 | ARM64Instr* ARM64Instr_Mul ( HReg dst, HReg argL, HReg argR, |
| 986 | ARM64MulOp op ) { |
| 987 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 988 | i->tag = ARM64in_Mul; |
| 989 | i->ARM64in.Mul.dst = dst; |
| 990 | i->ARM64in.Mul.argL = argL; |
| 991 | i->ARM64in.Mul.argR = argR; |
| 992 | i->ARM64in.Mul.op = op; |
| 993 | return i; |
| 994 | } |
sewardj | 7d00913 | 2014-02-20 17:43:38 +0000 | [diff] [blame] | 995 | ARM64Instr* ARM64Instr_LdrEX ( Int szB ) { |
| 996 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 997 | i->tag = ARM64in_LdrEX; |
| 998 | i->ARM64in.LdrEX.szB = szB; |
| 999 | vassert(szB == 8 || szB == 4 || szB == 2 || szB == 1); |
| 1000 | return i; |
| 1001 | } |
| 1002 | ARM64Instr* ARM64Instr_StrEX ( Int szB ) { |
| 1003 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1004 | i->tag = ARM64in_StrEX; |
| 1005 | i->ARM64in.StrEX.szB = szB; |
| 1006 | vassert(szB == 8 || szB == 4 || szB == 2 || szB == 1); |
| 1007 | return i; |
| 1008 | } |
| 1009 | ARM64Instr* ARM64Instr_MFence ( void ) { |
| 1010 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1011 | i->tag = ARM64in_MFence; |
| 1012 | return i; |
| 1013 | } |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 1014 | ARM64Instr* ARM64Instr_VLdStS ( Bool isLoad, HReg sD, HReg rN, UInt uimm12 ) { |
| 1015 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1016 | i->tag = ARM64in_VLdStS; |
| 1017 | i->ARM64in.VLdStS.isLoad = isLoad; |
| 1018 | i->ARM64in.VLdStS.sD = sD; |
| 1019 | i->ARM64in.VLdStS.rN = rN; |
| 1020 | i->ARM64in.VLdStS.uimm12 = uimm12; |
| 1021 | vassert(uimm12 < 16384 && 0 == (uimm12 & 3)); |
| 1022 | return i; |
| 1023 | } |
| 1024 | ARM64Instr* ARM64Instr_VLdStD ( Bool isLoad, HReg dD, HReg rN, UInt uimm12 ) { |
| 1025 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1026 | i->tag = ARM64in_VLdStD; |
| 1027 | i->ARM64in.VLdStD.isLoad = isLoad; |
| 1028 | i->ARM64in.VLdStD.dD = dD; |
| 1029 | i->ARM64in.VLdStD.rN = rN; |
| 1030 | i->ARM64in.VLdStD.uimm12 = uimm12; |
| 1031 | vassert(uimm12 < 32768 && 0 == (uimm12 & 7)); |
| 1032 | return i; |
| 1033 | } |
| 1034 | ARM64Instr* ARM64Instr_VLdStQ ( Bool isLoad, HReg rQ, HReg rN ) { |
| 1035 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1036 | i->tag = ARM64in_VLdStQ; |
| 1037 | i->ARM64in.VLdStQ.isLoad = isLoad; |
| 1038 | i->ARM64in.VLdStQ.rQ = rQ; |
| 1039 | i->ARM64in.VLdStQ.rN = rN; |
| 1040 | return i; |
| 1041 | } |
| 1042 | ARM64Instr* ARM64Instr_VCvtI2F ( ARM64CvtOp how, HReg rD, HReg rS ) { |
| 1043 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1044 | i->tag = ARM64in_VCvtI2F; |
| 1045 | i->ARM64in.VCvtI2F.how = how; |
| 1046 | i->ARM64in.VCvtI2F.rD = rD; |
| 1047 | i->ARM64in.VCvtI2F.rS = rS; |
| 1048 | return i; |
| 1049 | } |
| 1050 | ARM64Instr* ARM64Instr_VCvtF2I ( ARM64CvtOp how, HReg rD, HReg rS, |
| 1051 | UChar armRM ) { |
| 1052 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1053 | i->tag = ARM64in_VCvtF2I; |
| 1054 | i->ARM64in.VCvtF2I.how = how; |
| 1055 | i->ARM64in.VCvtF2I.rD = rD; |
| 1056 | i->ARM64in.VCvtF2I.rS = rS; |
| 1057 | i->ARM64in.VCvtF2I.armRM = armRM; |
| 1058 | vassert(armRM <= 3); |
| 1059 | return i; |
| 1060 | } |
| 1061 | ARM64Instr* ARM64Instr_VCvtSD ( Bool sToD, HReg dst, HReg src ) { |
| 1062 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1063 | i->tag = ARM64in_VCvtSD; |
| 1064 | i->ARM64in.VCvtSD.sToD = sToD; |
| 1065 | i->ARM64in.VCvtSD.dst = dst; |
| 1066 | i->ARM64in.VCvtSD.src = src; |
| 1067 | return i; |
| 1068 | } |
| 1069 | ARM64Instr* ARM64Instr_VUnaryD ( ARM64FpUnaryOp op, HReg dst, HReg src ) { |
| 1070 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1071 | i->tag = ARM64in_VUnaryD; |
| 1072 | i->ARM64in.VUnaryD.op = op; |
| 1073 | i->ARM64in.VUnaryD.dst = dst; |
| 1074 | i->ARM64in.VUnaryD.src = src; |
| 1075 | return i; |
| 1076 | } |
| 1077 | ARM64Instr* ARM64Instr_VUnaryS ( ARM64FpUnaryOp op, HReg dst, HReg src ) { |
| 1078 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1079 | i->tag = ARM64in_VUnaryS; |
| 1080 | i->ARM64in.VUnaryS.op = op; |
| 1081 | i->ARM64in.VUnaryS.dst = dst; |
| 1082 | i->ARM64in.VUnaryS.src = src; |
| 1083 | return i; |
| 1084 | } |
| 1085 | ARM64Instr* ARM64Instr_VBinD ( ARM64FpBinOp op, |
| 1086 | HReg dst, HReg argL, HReg argR ) { |
| 1087 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1088 | i->tag = ARM64in_VBinD; |
| 1089 | i->ARM64in.VBinD.op = op; |
| 1090 | i->ARM64in.VBinD.dst = dst; |
| 1091 | i->ARM64in.VBinD.argL = argL; |
| 1092 | i->ARM64in.VBinD.argR = argR; |
| 1093 | return i; |
| 1094 | } |
| 1095 | ARM64Instr* ARM64Instr_VBinS ( ARM64FpBinOp op, |
| 1096 | HReg dst, HReg argL, HReg argR ) { |
| 1097 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1098 | i->tag = ARM64in_VBinS; |
| 1099 | i->ARM64in.VBinS.op = op; |
| 1100 | i->ARM64in.VBinS.dst = dst; |
| 1101 | i->ARM64in.VBinS.argL = argL; |
| 1102 | i->ARM64in.VBinS.argR = argR; |
| 1103 | return i; |
| 1104 | } |
| 1105 | ARM64Instr* ARM64Instr_VCmpD ( HReg argL, HReg argR ) { |
| 1106 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1107 | i->tag = ARM64in_VCmpD; |
| 1108 | i->ARM64in.VCmpD.argL = argL; |
| 1109 | i->ARM64in.VCmpD.argR = argR; |
| 1110 | return i; |
| 1111 | } |
| 1112 | ARM64Instr* ARM64Instr_VCmpS ( HReg argL, HReg argR ) { |
| 1113 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1114 | i->tag = ARM64in_VCmpS; |
| 1115 | i->ARM64in.VCmpS.argL = argL; |
| 1116 | i->ARM64in.VCmpS.argR = argR; |
| 1117 | return i; |
| 1118 | } |
sewardj | e23ec11 | 2014-11-15 16:07:14 +0000 | [diff] [blame] | 1119 | ARM64Instr* ARM64Instr_VFCSel ( HReg dst, HReg argL, HReg argR, |
| 1120 | ARM64CondCode cond, Bool isD ) { |
| 1121 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1122 | i->tag = ARM64in_VFCSel; |
| 1123 | i->ARM64in.VFCSel.dst = dst; |
| 1124 | i->ARM64in.VFCSel.argL = argL; |
| 1125 | i->ARM64in.VFCSel.argR = argR; |
| 1126 | i->ARM64in.VFCSel.cond = cond; |
| 1127 | i->ARM64in.VFCSel.isD = isD; |
| 1128 | return i; |
| 1129 | } |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 1130 | ARM64Instr* ARM64Instr_FPCR ( Bool toFPCR, HReg iReg ) { |
| 1131 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1132 | i->tag = ARM64in_FPCR; |
| 1133 | i->ARM64in.FPCR.toFPCR = toFPCR; |
| 1134 | i->ARM64in.FPCR.iReg = iReg; |
| 1135 | return i; |
| 1136 | } |
sewardj | 1297218 | 2014-08-04 08:09:47 +0000 | [diff] [blame] | 1137 | ARM64Instr* ARM64Instr_FPSR ( Bool toFPSR, HReg iReg ) { |
| 1138 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1139 | i->tag = ARM64in_FPSR; |
| 1140 | i->ARM64in.FPSR.toFPSR = toFPSR; |
| 1141 | i->ARM64in.FPSR.iReg = iReg; |
| 1142 | return i; |
| 1143 | } |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 1144 | ARM64Instr* ARM64Instr_VBinV ( ARM64VecBinOp op, |
| 1145 | HReg dst, HReg argL, HReg argR ) { |
| 1146 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1147 | i->tag = ARM64in_VBinV; |
| 1148 | i->ARM64in.VBinV.op = op; |
| 1149 | i->ARM64in.VBinV.dst = dst; |
| 1150 | i->ARM64in.VBinV.argL = argL; |
| 1151 | i->ARM64in.VBinV.argR = argR; |
| 1152 | return i; |
| 1153 | } |
sewardj | f7003bc | 2014-08-18 12:28:02 +0000 | [diff] [blame] | 1154 | ARM64Instr* ARM64Instr_VModifyV ( ARM64VecModifyOp op, HReg mod, HReg arg ) { |
| 1155 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1156 | i->tag = ARM64in_VModifyV; |
| 1157 | i->ARM64in.VModifyV.op = op; |
| 1158 | i->ARM64in.VModifyV.mod = mod; |
| 1159 | i->ARM64in.VModifyV.arg = arg; |
| 1160 | return i; |
| 1161 | } |
sewardj | fab0914 | 2014-02-10 10:28:13 +0000 | [diff] [blame] | 1162 | ARM64Instr* ARM64Instr_VUnaryV ( ARM64VecUnaryOp op, HReg dst, HReg arg ) { |
| 1163 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1164 | i->tag = ARM64in_VUnaryV; |
| 1165 | i->ARM64in.VUnaryV.op = op; |
| 1166 | i->ARM64in.VUnaryV.dst = dst; |
| 1167 | i->ARM64in.VUnaryV.arg = arg; |
| 1168 | return i; |
| 1169 | } |
sewardj | ecedd98 | 2014-08-11 14:02:47 +0000 | [diff] [blame] | 1170 | ARM64Instr* ARM64Instr_VNarrowV ( ARM64VecNarrowOp op, |
| 1171 | UInt dszBlg2, HReg dst, HReg src ) { |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 1172 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1173 | i->tag = ARM64in_VNarrowV; |
sewardj | ecedd98 | 2014-08-11 14:02:47 +0000 | [diff] [blame] | 1174 | i->ARM64in.VNarrowV.op = op; |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 1175 | i->ARM64in.VNarrowV.dszBlg2 = dszBlg2; |
| 1176 | i->ARM64in.VNarrowV.dst = dst; |
| 1177 | i->ARM64in.VNarrowV.src = src; |
| 1178 | vassert(dszBlg2 == 0 || dszBlg2 == 1 || dszBlg2 == 2); |
| 1179 | return i; |
| 1180 | } |
sewardj | a6b61f0 | 2014-08-17 18:32:14 +0000 | [diff] [blame] | 1181 | ARM64Instr* ARM64Instr_VShiftImmV ( ARM64VecShiftImmOp op, |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 1182 | HReg dst, HReg src, UInt amt ) { |
| 1183 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1184 | i->tag = ARM64in_VShiftImmV; |
| 1185 | i->ARM64in.VShiftImmV.op = op; |
| 1186 | i->ARM64in.VShiftImmV.dst = dst; |
| 1187 | i->ARM64in.VShiftImmV.src = src; |
| 1188 | i->ARM64in.VShiftImmV.amt = amt; |
sewardj | a97dddf | 2014-08-14 22:26:52 +0000 | [diff] [blame] | 1189 | UInt minSh = 0; |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 1190 | UInt maxSh = 0; |
| 1191 | switch (op) { |
sewardj | a97dddf | 2014-08-14 22:26:52 +0000 | [diff] [blame] | 1192 | /* For right shifts, the allowed shift amounts are 1 .. lane_size. |
| 1193 | For left shifts, the allowed shift amounts are 0 .. lane_size-1. |
| 1194 | */ |
sewardj | a6b61f0 | 2014-08-17 18:32:14 +0000 | [diff] [blame] | 1195 | case ARM64vecshi_USHR64x2: case ARM64vecshi_SSHR64x2: |
| 1196 | case ARM64vecshi_UQSHRN2SD: case ARM64vecshi_SQSHRN2SD: |
| 1197 | case ARM64vecshi_SQSHRUN2SD: |
| 1198 | case ARM64vecshi_UQRSHRN2SD: case ARM64vecshi_SQRSHRN2SD: |
| 1199 | case ARM64vecshi_SQRSHRUN2SD: |
sewardj | a97dddf | 2014-08-14 22:26:52 +0000 | [diff] [blame] | 1200 | minSh = 1; maxSh = 64; break; |
sewardj | a6b61f0 | 2014-08-17 18:32:14 +0000 | [diff] [blame] | 1201 | case ARM64vecshi_SHL64x2: |
| 1202 | case ARM64vecshi_UQSHL64x2: case ARM64vecshi_SQSHL64x2: |
| 1203 | case ARM64vecshi_SQSHLU64x2: |
sewardj | a97dddf | 2014-08-14 22:26:52 +0000 | [diff] [blame] | 1204 | minSh = 0; maxSh = 63; break; |
sewardj | a6b61f0 | 2014-08-17 18:32:14 +0000 | [diff] [blame] | 1205 | case ARM64vecshi_USHR32x4: case ARM64vecshi_SSHR32x4: |
| 1206 | case ARM64vecshi_UQSHRN4HS: case ARM64vecshi_SQSHRN4HS: |
| 1207 | case ARM64vecshi_SQSHRUN4HS: |
| 1208 | case ARM64vecshi_UQRSHRN4HS: case ARM64vecshi_SQRSHRN4HS: |
| 1209 | case ARM64vecshi_SQRSHRUN4HS: |
sewardj | a97dddf | 2014-08-14 22:26:52 +0000 | [diff] [blame] | 1210 | minSh = 1; maxSh = 32; break; |
sewardj | a6b61f0 | 2014-08-17 18:32:14 +0000 | [diff] [blame] | 1211 | case ARM64vecshi_SHL32x4: |
| 1212 | case ARM64vecshi_UQSHL32x4: case ARM64vecshi_SQSHL32x4: |
| 1213 | case ARM64vecshi_SQSHLU32x4: |
sewardj | a97dddf | 2014-08-14 22:26:52 +0000 | [diff] [blame] | 1214 | minSh = 0; maxSh = 31; break; |
sewardj | a6b61f0 | 2014-08-17 18:32:14 +0000 | [diff] [blame] | 1215 | case ARM64vecshi_USHR16x8: case ARM64vecshi_SSHR16x8: |
| 1216 | case ARM64vecshi_UQSHRN8BH: case ARM64vecshi_SQSHRN8BH: |
| 1217 | case ARM64vecshi_SQSHRUN8BH: |
| 1218 | case ARM64vecshi_UQRSHRN8BH: case ARM64vecshi_SQRSHRN8BH: |
| 1219 | case ARM64vecshi_SQRSHRUN8BH: |
sewardj | a97dddf | 2014-08-14 22:26:52 +0000 | [diff] [blame] | 1220 | minSh = 1; maxSh = 16; break; |
sewardj | a6b61f0 | 2014-08-17 18:32:14 +0000 | [diff] [blame] | 1221 | case ARM64vecshi_SHL16x8: |
| 1222 | case ARM64vecshi_UQSHL16x8: case ARM64vecshi_SQSHL16x8: |
| 1223 | case ARM64vecshi_SQSHLU16x8: |
sewardj | a97dddf | 2014-08-14 22:26:52 +0000 | [diff] [blame] | 1224 | minSh = 0; maxSh = 15; break; |
sewardj | a6b61f0 | 2014-08-17 18:32:14 +0000 | [diff] [blame] | 1225 | case ARM64vecshi_USHR8x16: case ARM64vecshi_SSHR8x16: |
sewardj | a97dddf | 2014-08-14 22:26:52 +0000 | [diff] [blame] | 1226 | minSh = 1; maxSh = 8; break; |
sewardj | a6b61f0 | 2014-08-17 18:32:14 +0000 | [diff] [blame] | 1227 | case ARM64vecshi_SHL8x16: |
| 1228 | case ARM64vecshi_UQSHL8x16: case ARM64vecshi_SQSHL8x16: |
| 1229 | case ARM64vecshi_SQSHLU8x16: |
sewardj | a97dddf | 2014-08-14 22:26:52 +0000 | [diff] [blame] | 1230 | minSh = 0; maxSh = 7; break; |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 1231 | default: |
| 1232 | vassert(0); |
| 1233 | } |
| 1234 | vassert(maxSh > 0); |
sewardj | a97dddf | 2014-08-14 22:26:52 +0000 | [diff] [blame] | 1235 | vassert(amt >= minSh && amt <= maxSh); |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 1236 | return i; |
| 1237 | } |
sewardj | ab33a7a | 2014-06-19 22:20:47 +0000 | [diff] [blame] | 1238 | ARM64Instr* ARM64Instr_VExtV ( HReg dst, HReg srcLo, HReg srcHi, UInt amtB ) { |
| 1239 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1240 | i->tag = ARM64in_VExtV; |
| 1241 | i->ARM64in.VExtV.dst = dst; |
| 1242 | i->ARM64in.VExtV.srcLo = srcLo; |
| 1243 | i->ARM64in.VExtV.srcHi = srcHi; |
| 1244 | i->ARM64in.VExtV.amtB = amtB; |
| 1245 | vassert(amtB >= 1 && amtB <= 15); |
| 1246 | return i; |
| 1247 | } |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 1248 | ARM64Instr* ARM64Instr_VImmQ (HReg rQ, UShort imm) { |
| 1249 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1250 | i->tag = ARM64in_VImmQ; |
| 1251 | i->ARM64in.VImmQ.rQ = rQ; |
| 1252 | i->ARM64in.VImmQ.imm = imm; |
sewardj | 208a776 | 2014-10-22 13:52:51 +0000 | [diff] [blame] | 1253 | /* Check that this is something that can actually be emitted. */ |
| 1254 | switch (imm) { |
| 1255 | case 0x0000: case 0x0001: case 0x0003: |
| 1256 | case 0x000F: case 0x003F: case 0x00FF: case 0xFFFF: |
| 1257 | break; |
| 1258 | default: |
| 1259 | vassert(0); |
| 1260 | } |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 1261 | return i; |
| 1262 | } |
| 1263 | ARM64Instr* ARM64Instr_VDfromX ( HReg rD, HReg rX ) { |
| 1264 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1265 | i->tag = ARM64in_VDfromX; |
| 1266 | i->ARM64in.VDfromX.rD = rD; |
| 1267 | i->ARM64in.VDfromX.rX = rX; |
| 1268 | return i; |
| 1269 | } |
sewardj | 1297218 | 2014-08-04 08:09:47 +0000 | [diff] [blame] | 1270 | ARM64Instr* ARM64Instr_VQfromX ( HReg rQ, HReg rXlo ) { |
| 1271 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1272 | i->tag = ARM64in_VQfromX; |
| 1273 | i->ARM64in.VQfromX.rQ = rQ; |
| 1274 | i->ARM64in.VQfromX.rXlo = rXlo; |
| 1275 | return i; |
| 1276 | } |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 1277 | ARM64Instr* ARM64Instr_VQfromXX ( HReg rQ, HReg rXhi, HReg rXlo ) { |
| 1278 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1279 | i->tag = ARM64in_VQfromXX; |
| 1280 | i->ARM64in.VQfromXX.rQ = rQ; |
| 1281 | i->ARM64in.VQfromXX.rXhi = rXhi; |
| 1282 | i->ARM64in.VQfromXX.rXlo = rXlo; |
| 1283 | return i; |
| 1284 | } |
| 1285 | ARM64Instr* ARM64Instr_VXfromQ ( HReg rX, HReg rQ, UInt laneNo ) { |
| 1286 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1287 | i->tag = ARM64in_VXfromQ; |
| 1288 | i->ARM64in.VXfromQ.rX = rX; |
| 1289 | i->ARM64in.VXfromQ.rQ = rQ; |
| 1290 | i->ARM64in.VXfromQ.laneNo = laneNo; |
| 1291 | vassert(laneNo <= 1); |
| 1292 | return i; |
| 1293 | } |
sewardj | 85fbb02 | 2014-06-12 13:16:01 +0000 | [diff] [blame] | 1294 | ARM64Instr* ARM64Instr_VXfromDorS ( HReg rX, HReg rDorS, Bool fromD ) { |
| 1295 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1296 | i->tag = ARM64in_VXfromDorS; |
| 1297 | i->ARM64in.VXfromDorS.rX = rX; |
| 1298 | i->ARM64in.VXfromDorS.rDorS = rDorS; |
| 1299 | i->ARM64in.VXfromDorS.fromD = fromD; |
| 1300 | return i; |
| 1301 | } |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 1302 | ARM64Instr* ARM64Instr_VMov ( UInt szB, HReg dst, HReg src ) { |
| 1303 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1304 | i->tag = ARM64in_VMov; |
| 1305 | i->ARM64in.VMov.szB = szB; |
| 1306 | i->ARM64in.VMov.dst = dst; |
| 1307 | i->ARM64in.VMov.src = src; |
| 1308 | switch (szB) { |
| 1309 | case 16: |
| 1310 | vassert(hregClass(src) == HRcVec128); |
| 1311 | vassert(hregClass(dst) == HRcVec128); |
| 1312 | break; |
| 1313 | case 8: |
| 1314 | vassert(hregClass(src) == HRcFlt64); |
| 1315 | vassert(hregClass(dst) == HRcFlt64); |
| 1316 | break; |
| 1317 | default: |
| 1318 | vpanic("ARM64Instr_VMov"); |
| 1319 | } |
| 1320 | return i; |
| 1321 | } |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 1322 | ARM64Instr* ARM64Instr_EvCheck ( ARM64AMode* amCounter, |
| 1323 | ARM64AMode* amFailAddr ) { |
| 1324 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1325 | i->tag = ARM64in_EvCheck; |
| 1326 | i->ARM64in.EvCheck.amCounter = amCounter; |
| 1327 | i->ARM64in.EvCheck.amFailAddr = amFailAddr; |
| 1328 | return i; |
| 1329 | } |
sewardj | 0ad37a9 | 2014-08-29 21:58:03 +0000 | [diff] [blame] | 1330 | ARM64Instr* ARM64Instr_ProfInc ( void ) { |
| 1331 | ARM64Instr* i = LibVEX_Alloc(sizeof(ARM64Instr)); |
| 1332 | i->tag = ARM64in_ProfInc; |
| 1333 | return i; |
| 1334 | } |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 1335 | |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 1336 | /* ... */ |
| 1337 | |
florian | d8c64e0 | 2014-10-08 08:54:44 +0000 | [diff] [blame] | 1338 | void ppARM64Instr ( const ARM64Instr* i ) { |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 1339 | switch (i->tag) { |
| 1340 | case ARM64in_Arith: |
| 1341 | vex_printf("%s ", i->ARM64in.Arith.isAdd ? "add" : "sub"); |
| 1342 | ppHRegARM64(i->ARM64in.Arith.dst); |
| 1343 | vex_printf(", "); |
| 1344 | ppHRegARM64(i->ARM64in.Arith.argL); |
| 1345 | vex_printf(", "); |
| 1346 | ppARM64RIA(i->ARM64in.Arith.argR); |
| 1347 | return; |
| 1348 | case ARM64in_Cmp: |
| 1349 | vex_printf("cmp%s ", i->ARM64in.Cmp.is64 ? " " : "(w)" ); |
| 1350 | ppHRegARM64(i->ARM64in.Cmp.argL); |
| 1351 | vex_printf(", "); |
| 1352 | ppARM64RIA(i->ARM64in.Cmp.argR); |
| 1353 | return; |
| 1354 | case ARM64in_Logic: |
| 1355 | vex_printf("%s ", showARM64LogicOp(i->ARM64in.Logic.op)); |
| 1356 | ppHRegARM64(i->ARM64in.Logic.dst); |
| 1357 | vex_printf(", "); |
| 1358 | ppHRegARM64(i->ARM64in.Logic.argL); |
| 1359 | vex_printf(", "); |
| 1360 | ppARM64RIL(i->ARM64in.Logic.argR); |
| 1361 | return; |
| 1362 | case ARM64in_Test: |
| 1363 | vex_printf("tst "); |
| 1364 | ppHRegARM64(i->ARM64in.Test.argL); |
| 1365 | vex_printf(", "); |
| 1366 | ppARM64RIL(i->ARM64in.Test.argR); |
| 1367 | return; |
| 1368 | case ARM64in_Shift: |
| 1369 | vex_printf("%s ", showARM64ShiftOp(i->ARM64in.Shift.op)); |
| 1370 | ppHRegARM64(i->ARM64in.Shift.dst); |
| 1371 | vex_printf(", "); |
| 1372 | ppHRegARM64(i->ARM64in.Shift.argL); |
| 1373 | vex_printf(", "); |
| 1374 | ppARM64RI6(i->ARM64in.Shift.argR); |
| 1375 | return; |
| 1376 | case ARM64in_Unary: |
| 1377 | vex_printf("%s ", showARM64UnaryOp(i->ARM64in.Unary.op)); |
| 1378 | ppHRegARM64(i->ARM64in.Unary.dst); |
| 1379 | vex_printf(", "); |
| 1380 | ppHRegARM64(i->ARM64in.Unary.src); |
| 1381 | return; |
| 1382 | case ARM64in_MovI: |
| 1383 | vex_printf("mov "); |
| 1384 | ppHRegARM64(i->ARM64in.MovI.dst); |
| 1385 | vex_printf(", "); |
| 1386 | ppHRegARM64(i->ARM64in.MovI.src); |
| 1387 | return; |
| 1388 | case ARM64in_Imm64: |
| 1389 | vex_printf("imm64 "); |
| 1390 | ppHRegARM64(i->ARM64in.Imm64.dst); |
| 1391 | vex_printf(", 0x%llx", i->ARM64in.Imm64.imm64); |
| 1392 | return; |
| 1393 | case ARM64in_LdSt64: |
| 1394 | if (i->ARM64in.LdSt64.isLoad) { |
| 1395 | vex_printf("ldr "); |
| 1396 | ppHRegARM64(i->ARM64in.LdSt64.rD); |
| 1397 | vex_printf(", "); |
| 1398 | ppARM64AMode(i->ARM64in.LdSt64.amode); |
| 1399 | } else { |
| 1400 | vex_printf("str "); |
| 1401 | ppARM64AMode(i->ARM64in.LdSt64.amode); |
| 1402 | vex_printf(", "); |
| 1403 | ppHRegARM64(i->ARM64in.LdSt64.rD); |
| 1404 | } |
| 1405 | return; |
| 1406 | case ARM64in_LdSt32: |
| 1407 | if (i->ARM64in.LdSt32.isLoad) { |
| 1408 | vex_printf("ldruw "); |
| 1409 | ppHRegARM64(i->ARM64in.LdSt32.rD); |
| 1410 | vex_printf(", "); |
| 1411 | ppARM64AMode(i->ARM64in.LdSt32.amode); |
| 1412 | } else { |
| 1413 | vex_printf("strw "); |
| 1414 | ppARM64AMode(i->ARM64in.LdSt32.amode); |
| 1415 | vex_printf(", "); |
| 1416 | ppHRegARM64(i->ARM64in.LdSt32.rD); |
| 1417 | } |
| 1418 | return; |
| 1419 | case ARM64in_LdSt16: |
| 1420 | if (i->ARM64in.LdSt16.isLoad) { |
| 1421 | vex_printf("ldruh "); |
| 1422 | ppHRegARM64(i->ARM64in.LdSt16.rD); |
| 1423 | vex_printf(", "); |
| 1424 | ppARM64AMode(i->ARM64in.LdSt16.amode); |
| 1425 | } else { |
| 1426 | vex_printf("strh "); |
| 1427 | ppARM64AMode(i->ARM64in.LdSt16.amode); |
| 1428 | vex_printf(", "); |
| 1429 | ppHRegARM64(i->ARM64in.LdSt16.rD); |
| 1430 | } |
| 1431 | return; |
| 1432 | case ARM64in_LdSt8: |
| 1433 | if (i->ARM64in.LdSt8.isLoad) { |
| 1434 | vex_printf("ldrub "); |
| 1435 | ppHRegARM64(i->ARM64in.LdSt8.rD); |
| 1436 | vex_printf(", "); |
| 1437 | ppARM64AMode(i->ARM64in.LdSt8.amode); |
| 1438 | } else { |
| 1439 | vex_printf("strb "); |
| 1440 | ppARM64AMode(i->ARM64in.LdSt8.amode); |
| 1441 | vex_printf(", "); |
| 1442 | ppHRegARM64(i->ARM64in.LdSt8.rD); |
| 1443 | } |
| 1444 | return; |
| 1445 | case ARM64in_XDirect: |
| 1446 | vex_printf("(xDirect) "); |
| 1447 | vex_printf("if (%%pstate.%s) { ", |
| 1448 | showARM64CondCode(i->ARM64in.XDirect.cond)); |
| 1449 | vex_printf("imm64 x9,0x%llx; ", i->ARM64in.XDirect.dstGA); |
| 1450 | vex_printf("str x9,"); |
| 1451 | ppARM64AMode(i->ARM64in.XDirect.amPC); |
| 1452 | vex_printf("; imm64-exactly4 x9,$disp_cp_chain_me_to_%sEP; ", |
| 1453 | i->ARM64in.XDirect.toFastEP ? "fast" : "slow"); |
| 1454 | vex_printf("blr x9 }"); |
| 1455 | return; |
| 1456 | case ARM64in_XIndir: |
| 1457 | vex_printf("(xIndir) "); |
| 1458 | vex_printf("if (%%pstate.%s) { ", |
| 1459 | showARM64CondCode(i->ARM64in.XIndir.cond)); |
| 1460 | vex_printf("str "); |
| 1461 | ppHRegARM64(i->ARM64in.XIndir.dstGA); |
| 1462 | vex_printf(","); |
| 1463 | ppARM64AMode(i->ARM64in.XIndir.amPC); |
| 1464 | vex_printf("; imm64 x9,$disp_cp_xindir; "); |
| 1465 | vex_printf("br x9 }"); |
| 1466 | return; |
| 1467 | case ARM64in_XAssisted: |
| 1468 | vex_printf("(xAssisted) "); |
| 1469 | vex_printf("if (%%pstate.%s) { ", |
| 1470 | showARM64CondCode(i->ARM64in.XAssisted.cond)); |
| 1471 | vex_printf("str "); |
| 1472 | ppHRegARM64(i->ARM64in.XAssisted.dstGA); |
| 1473 | vex_printf(","); |
| 1474 | ppARM64AMode(i->ARM64in.XAssisted.amPC); |
| 1475 | vex_printf("; movw x21,$IRJumpKind_to_TRCVAL(%d); ", |
| 1476 | (Int)i->ARM64in.XAssisted.jk); |
| 1477 | vex_printf("imm64 x9,$disp_cp_xassisted; "); |
| 1478 | vex_printf("br x9 }"); |
| 1479 | return; |
| 1480 | case ARM64in_CSel: |
| 1481 | vex_printf("csel "); |
| 1482 | ppHRegARM64(i->ARM64in.CSel.dst); |
| 1483 | vex_printf(", "); |
| 1484 | ppHRegARM64(i->ARM64in.CSel.argL); |
| 1485 | vex_printf(", "); |
| 1486 | ppHRegARM64(i->ARM64in.CSel.argR); |
| 1487 | vex_printf(", %s", showARM64CondCode(i->ARM64in.CSel.cond)); |
| 1488 | return; |
| 1489 | case ARM64in_Call: |
| 1490 | vex_printf("call%s ", |
| 1491 | i->ARM64in.Call.cond==ARM64cc_AL |
| 1492 | ? " " : showARM64CondCode(i->ARM64in.Call.cond)); |
| 1493 | vex_printf("0x%lx [nArgRegs=%d, ", |
| 1494 | i->ARM64in.Call.target, i->ARM64in.Call.nArgRegs); |
| 1495 | ppRetLoc(i->ARM64in.Call.rloc); |
| 1496 | vex_printf("]"); |
| 1497 | return; |
| 1498 | case ARM64in_AddToSP: { |
| 1499 | Int simm = i->ARM64in.AddToSP.simm; |
| 1500 | vex_printf("%s xsp, xsp, #%d", simm < 0 ? "sub" : "add", |
| 1501 | simm < 0 ? -simm : simm); |
| 1502 | return; |
| 1503 | } |
| 1504 | case ARM64in_FromSP: |
| 1505 | vex_printf("mov "); |
| 1506 | ppHRegARM64(i->ARM64in.FromSP.dst); |
| 1507 | vex_printf(", xsp"); |
| 1508 | return; |
| 1509 | case ARM64in_Mul: |
| 1510 | vex_printf("%s ", showARM64MulOp(i->ARM64in.Mul.op)); |
| 1511 | ppHRegARM64(i->ARM64in.Mul.dst); |
| 1512 | vex_printf(", "); |
| 1513 | ppHRegARM64(i->ARM64in.Mul.argL); |
| 1514 | vex_printf(", "); |
| 1515 | ppHRegARM64(i->ARM64in.Mul.argR); |
| 1516 | return; |
sewardj | 7d00913 | 2014-02-20 17:43:38 +0000 | [diff] [blame] | 1517 | |
| 1518 | case ARM64in_LdrEX: { |
| 1519 | const HChar* sz = " "; |
| 1520 | switch (i->ARM64in.LdrEX.szB) { |
| 1521 | case 1: sz = "b"; break; |
| 1522 | case 2: sz = "h"; break; |
| 1523 | case 4: case 8: break; |
| 1524 | default: vassert(0); |
| 1525 | } |
| 1526 | vex_printf("ldxr%s %c2, [x4]", |
| 1527 | sz, i->ARM64in.LdrEX.szB == 8 ? 'x' : 'w'); |
| 1528 | return; |
| 1529 | } |
| 1530 | case ARM64in_StrEX: { |
| 1531 | const HChar* sz = " "; |
| 1532 | switch (i->ARM64in.StrEX.szB) { |
| 1533 | case 1: sz = "b"; break; |
| 1534 | case 2: sz = "h"; break; |
| 1535 | case 4: case 8: break; |
| 1536 | default: vassert(0); |
| 1537 | } |
| 1538 | vex_printf("stxr%s w0, %c2, [x4]", |
| 1539 | sz, i->ARM64in.StrEX.szB == 8 ? 'x' : 'w'); |
| 1540 | return; |
| 1541 | } |
| 1542 | case ARM64in_MFence: |
| 1543 | vex_printf("(mfence) dsb sy; dmb sy; isb"); |
| 1544 | return; |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 1545 | case ARM64in_VLdStS: |
| 1546 | if (i->ARM64in.VLdStS.isLoad) { |
| 1547 | vex_printf("ldr "); |
| 1548 | ppHRegARM64asSreg(i->ARM64in.VLdStS.sD); |
| 1549 | vex_printf(", %u(", i->ARM64in.VLdStS.uimm12); |
| 1550 | ppHRegARM64(i->ARM64in.VLdStS.rN); |
| 1551 | vex_printf(")"); |
| 1552 | } else { |
| 1553 | vex_printf("str "); |
| 1554 | vex_printf("%u(", i->ARM64in.VLdStS.uimm12); |
| 1555 | ppHRegARM64(i->ARM64in.VLdStS.rN); |
| 1556 | vex_printf("), "); |
| 1557 | ppHRegARM64asSreg(i->ARM64in.VLdStS.sD); |
| 1558 | } |
| 1559 | return; |
| 1560 | case ARM64in_VLdStD: |
| 1561 | if (i->ARM64in.VLdStD.isLoad) { |
| 1562 | vex_printf("ldr "); |
| 1563 | ppHRegARM64(i->ARM64in.VLdStD.dD); |
| 1564 | vex_printf(", %u(", i->ARM64in.VLdStD.uimm12); |
| 1565 | ppHRegARM64(i->ARM64in.VLdStD.rN); |
| 1566 | vex_printf(")"); |
| 1567 | } else { |
| 1568 | vex_printf("str "); |
| 1569 | vex_printf("%u(", i->ARM64in.VLdStD.uimm12); |
| 1570 | ppHRegARM64(i->ARM64in.VLdStD.rN); |
| 1571 | vex_printf("), "); |
| 1572 | ppHRegARM64(i->ARM64in.VLdStD.dD); |
| 1573 | } |
| 1574 | return; |
| 1575 | case ARM64in_VLdStQ: |
| 1576 | if (i->ARM64in.VLdStQ.isLoad) |
| 1577 | vex_printf("ld1.2d {"); |
| 1578 | else |
| 1579 | vex_printf("st1.2d {"); |
| 1580 | ppHRegARM64(i->ARM64in.VLdStQ.rQ); |
| 1581 | vex_printf("}, ["); |
| 1582 | ppHRegARM64(i->ARM64in.VLdStQ.rN); |
| 1583 | vex_printf("]"); |
| 1584 | return; |
| 1585 | case ARM64in_VCvtI2F: { |
| 1586 | HChar syn = '?'; |
| 1587 | UInt fszB = 0; |
| 1588 | UInt iszB = 0; |
| 1589 | characteriseARM64CvtOp(&syn, &fszB, &iszB, i->ARM64in.VCvtI2F.how); |
| 1590 | vex_printf("%ccvtf ", syn); |
| 1591 | ppHRegARM64(i->ARM64in.VCvtI2F.rD); |
| 1592 | vex_printf("(%c-reg), ", fszB == 4 ? 'S' : 'D'); |
| 1593 | ppHRegARM64(i->ARM64in.VCvtI2F.rS); |
| 1594 | vex_printf("(%c-reg)", iszB == 4 ? 'W' : 'X'); |
| 1595 | return; |
| 1596 | } |
| 1597 | case ARM64in_VCvtF2I: { |
| 1598 | HChar syn = '?'; |
| 1599 | UInt fszB = 0; |
| 1600 | UInt iszB = 0; |
| 1601 | HChar rmo = '?'; |
| 1602 | characteriseARM64CvtOp(&syn, &fszB, &iszB, i->ARM64in.VCvtF2I.how); |
| 1603 | UChar armRM = i->ARM64in.VCvtF2I.armRM; |
| 1604 | if (armRM < 4) rmo = "npmz"[armRM]; |
| 1605 | vex_printf("fcvt%c%c ", rmo, syn); |
| 1606 | ppHRegARM64(i->ARM64in.VCvtF2I.rD); |
| 1607 | vex_printf("(%c-reg), ", iszB == 4 ? 'W' : 'X'); |
| 1608 | ppHRegARM64(i->ARM64in.VCvtF2I.rS); |
| 1609 | vex_printf("(%c-reg)", fszB == 4 ? 'S' : 'D'); |
| 1610 | return; |
| 1611 | } |
| 1612 | case ARM64in_VCvtSD: |
| 1613 | vex_printf("fcvt%s ", i->ARM64in.VCvtSD.sToD ? "s2d" : "d2s"); |
| 1614 | if (i->ARM64in.VCvtSD.sToD) { |
| 1615 | ppHRegARM64(i->ARM64in.VCvtSD.dst); |
| 1616 | vex_printf(", "); |
| 1617 | ppHRegARM64asSreg(i->ARM64in.VCvtSD.src); |
| 1618 | } else { |
| 1619 | ppHRegARM64asSreg(i->ARM64in.VCvtSD.dst); |
| 1620 | vex_printf(", "); |
| 1621 | ppHRegARM64(i->ARM64in.VCvtSD.src); |
| 1622 | } |
| 1623 | return; |
| 1624 | case ARM64in_VUnaryD: |
| 1625 | vex_printf("f%s ", showARM64FpUnaryOp(i->ARM64in.VUnaryD.op)); |
| 1626 | ppHRegARM64(i->ARM64in.VUnaryD.dst); |
| 1627 | vex_printf(", "); |
| 1628 | ppHRegARM64(i->ARM64in.VUnaryD.src); |
| 1629 | return; |
| 1630 | case ARM64in_VUnaryS: |
| 1631 | vex_printf("f%s ", showARM64FpUnaryOp(i->ARM64in.VUnaryS.op)); |
| 1632 | ppHRegARM64asSreg(i->ARM64in.VUnaryS.dst); |
| 1633 | vex_printf(", "); |
| 1634 | ppHRegARM64asSreg(i->ARM64in.VUnaryS.src); |
| 1635 | return; |
| 1636 | case ARM64in_VBinD: |
| 1637 | vex_printf("f%s ", showARM64FpBinOp(i->ARM64in.VBinD.op)); |
| 1638 | ppHRegARM64(i->ARM64in.VBinD.dst); |
| 1639 | vex_printf(", "); |
| 1640 | ppHRegARM64(i->ARM64in.VBinD.argL); |
| 1641 | vex_printf(", "); |
| 1642 | ppHRegARM64(i->ARM64in.VBinD.argR); |
| 1643 | return; |
| 1644 | case ARM64in_VBinS: |
| 1645 | vex_printf("f%s ", showARM64FpBinOp(i->ARM64in.VBinS.op)); |
| 1646 | ppHRegARM64asSreg(i->ARM64in.VBinS.dst); |
| 1647 | vex_printf(", "); |
| 1648 | ppHRegARM64asSreg(i->ARM64in.VBinS.argL); |
| 1649 | vex_printf(", "); |
| 1650 | ppHRegARM64asSreg(i->ARM64in.VBinS.argR); |
| 1651 | return; |
| 1652 | case ARM64in_VCmpD: |
| 1653 | vex_printf("fcmp "); |
| 1654 | ppHRegARM64(i->ARM64in.VCmpD.argL); |
| 1655 | vex_printf(", "); |
| 1656 | ppHRegARM64(i->ARM64in.VCmpD.argR); |
| 1657 | return; |
| 1658 | case ARM64in_VCmpS: |
| 1659 | vex_printf("fcmp "); |
| 1660 | ppHRegARM64asSreg(i->ARM64in.VCmpS.argL); |
| 1661 | vex_printf(", "); |
| 1662 | ppHRegARM64asSreg(i->ARM64in.VCmpS.argR); |
| 1663 | return; |
sewardj | e23ec11 | 2014-11-15 16:07:14 +0000 | [diff] [blame] | 1664 | case ARM64in_VFCSel: { |
| 1665 | void (*ppHRegARM64fp)(HReg) |
| 1666 | = (i->ARM64in.VFCSel.isD ? ppHRegARM64 : ppHRegARM64asSreg); |
| 1667 | vex_printf("fcsel "); |
| 1668 | ppHRegARM64fp(i->ARM64in.VFCSel.dst); |
| 1669 | vex_printf(", "); |
| 1670 | ppHRegARM64fp(i->ARM64in.VFCSel.argL); |
| 1671 | vex_printf(", "); |
| 1672 | ppHRegARM64fp(i->ARM64in.VFCSel.argR); |
| 1673 | vex_printf(", %s", showARM64CondCode(i->ARM64in.VFCSel.cond)); |
| 1674 | return; |
| 1675 | } |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 1676 | case ARM64in_FPCR: |
| 1677 | if (i->ARM64in.FPCR.toFPCR) { |
| 1678 | vex_printf("msr fpcr, "); |
| 1679 | ppHRegARM64(i->ARM64in.FPCR.iReg); |
| 1680 | } else { |
| 1681 | vex_printf("mrs "); |
| 1682 | ppHRegARM64(i->ARM64in.FPCR.iReg); |
| 1683 | vex_printf(", fpcr"); |
| 1684 | } |
| 1685 | return; |
sewardj | 1297218 | 2014-08-04 08:09:47 +0000 | [diff] [blame] | 1686 | case ARM64in_FPSR: |
| 1687 | if (i->ARM64in.FPSR.toFPSR) { |
| 1688 | vex_printf("msr fpsr, "); |
| 1689 | ppHRegARM64(i->ARM64in.FPSR.iReg); |
| 1690 | } else { |
| 1691 | vex_printf("mrs "); |
| 1692 | ppHRegARM64(i->ARM64in.FPSR.iReg); |
| 1693 | vex_printf(", fpsr"); |
| 1694 | } |
| 1695 | return; |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 1696 | case ARM64in_VBinV: { |
| 1697 | const HChar* nm = "??"; |
| 1698 | const HChar* ar = "??"; |
| 1699 | showARM64VecBinOp(&nm, &ar, i->ARM64in.VBinV.op); |
sewardj | 1297218 | 2014-08-04 08:09:47 +0000 | [diff] [blame] | 1700 | vex_printf("%s ", nm); |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 1701 | ppHRegARM64(i->ARM64in.VBinV.dst); |
| 1702 | vex_printf(".%s, ", ar); |
| 1703 | ppHRegARM64(i->ARM64in.VBinV.argL); |
| 1704 | vex_printf(".%s, ", ar); |
| 1705 | ppHRegARM64(i->ARM64in.VBinV.argR); |
| 1706 | vex_printf(".%s", ar); |
| 1707 | return; |
| 1708 | } |
sewardj | f7003bc | 2014-08-18 12:28:02 +0000 | [diff] [blame] | 1709 | case ARM64in_VModifyV: { |
| 1710 | const HChar* nm = "??"; |
| 1711 | const HChar* ar = "??"; |
| 1712 | showARM64VecModifyOp(&nm, &ar, i->ARM64in.VModifyV.op); |
| 1713 | vex_printf("%s ", nm); |
| 1714 | ppHRegARM64(i->ARM64in.VModifyV.mod); |
| 1715 | vex_printf(".%s, ", ar); |
| 1716 | ppHRegARM64(i->ARM64in.VModifyV.arg); |
| 1717 | vex_printf(".%s", ar); |
| 1718 | return; |
| 1719 | } |
sewardj | fab0914 | 2014-02-10 10:28:13 +0000 | [diff] [blame] | 1720 | case ARM64in_VUnaryV: { |
| 1721 | const HChar* nm = "??"; |
| 1722 | const HChar* ar = "??"; |
| 1723 | showARM64VecUnaryOp(&nm, &ar, i->ARM64in.VUnaryV.op); |
| 1724 | vex_printf("%s ", nm); |
| 1725 | ppHRegARM64(i->ARM64in.VUnaryV.dst); |
| 1726 | vex_printf(".%s, ", ar); |
| 1727 | ppHRegARM64(i->ARM64in.VUnaryV.arg); |
| 1728 | vex_printf(".%s", ar); |
| 1729 | return; |
| 1730 | } |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 1731 | case ARM64in_VNarrowV: { |
| 1732 | UInt dszBlg2 = i->ARM64in.VNarrowV.dszBlg2; |
| 1733 | const HChar* darr[3] = { "8b", "4h", "2s" }; |
| 1734 | const HChar* sarr[3] = { "8h", "4s", "2d" }; |
sewardj | ecedd98 | 2014-08-11 14:02:47 +0000 | [diff] [blame] | 1735 | const HChar* nm = showARM64VecNarrowOp(i->ARM64in.VNarrowV.op); |
| 1736 | vex_printf("%s ", nm); |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 1737 | ppHRegARM64(i->ARM64in.VNarrowV.dst); |
| 1738 | vex_printf(".%s, ", dszBlg2 < 3 ? darr[dszBlg2] : "??"); |
| 1739 | ppHRegARM64(i->ARM64in.VNarrowV.src); |
| 1740 | vex_printf(".%s", dszBlg2 < 3 ? sarr[dszBlg2] : "??"); |
| 1741 | return; |
| 1742 | } |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 1743 | case ARM64in_VShiftImmV: { |
| 1744 | const HChar* nm = "??"; |
| 1745 | const HChar* ar = "??"; |
sewardj | a6b61f0 | 2014-08-17 18:32:14 +0000 | [diff] [blame] | 1746 | showARM64VecShiftImmOp(&nm, &ar, i->ARM64in.VShiftImmV.op); |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 1747 | vex_printf("%s ", nm); |
| 1748 | ppHRegARM64(i->ARM64in.VShiftImmV.dst); |
| 1749 | vex_printf(".%s, ", ar); |
| 1750 | ppHRegARM64(i->ARM64in.VShiftImmV.src); |
| 1751 | vex_printf(".%s, #%u", ar, i->ARM64in.VShiftImmV.amt); |
| 1752 | return; |
| 1753 | } |
sewardj | ab33a7a | 2014-06-19 22:20:47 +0000 | [diff] [blame] | 1754 | case ARM64in_VExtV: { |
| 1755 | vex_printf("ext "); |
| 1756 | ppHRegARM64(i->ARM64in.VExtV.dst); |
| 1757 | vex_printf(".16b, "); |
| 1758 | ppHRegARM64(i->ARM64in.VExtV.srcLo); |
| 1759 | vex_printf(".16b, "); |
| 1760 | ppHRegARM64(i->ARM64in.VExtV.srcHi); |
| 1761 | vex_printf(".16b, #%u", i->ARM64in.VExtV.amtB); |
| 1762 | return; |
| 1763 | } |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 1764 | case ARM64in_VImmQ: |
| 1765 | vex_printf("qimm "); |
| 1766 | ppHRegARM64(i->ARM64in.VImmQ.rQ); |
| 1767 | vex_printf(", Bits16toBytes16(0x%x)", (UInt)i->ARM64in.VImmQ.imm); |
| 1768 | return; |
| 1769 | case ARM64in_VDfromX: |
| 1770 | vex_printf("fmov "); |
| 1771 | ppHRegARM64(i->ARM64in.VDfromX.rD); |
| 1772 | vex_printf(", "); |
| 1773 | ppHRegARM64(i->ARM64in.VDfromX.rX); |
| 1774 | return; |
sewardj | 1297218 | 2014-08-04 08:09:47 +0000 | [diff] [blame] | 1775 | case ARM64in_VQfromX: |
| 1776 | vex_printf("fmov "); |
| 1777 | ppHRegARM64(i->ARM64in.VQfromX.rQ); |
| 1778 | vex_printf(".d[0], "); |
| 1779 | ppHRegARM64(i->ARM64in.VQfromX.rXlo); |
| 1780 | return; |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 1781 | case ARM64in_VQfromXX: |
| 1782 | vex_printf("qFromXX "); |
| 1783 | ppHRegARM64(i->ARM64in.VQfromXX.rQ); |
| 1784 | vex_printf(", "); |
| 1785 | ppHRegARM64(i->ARM64in.VQfromXX.rXhi); |
| 1786 | vex_printf(", "); |
| 1787 | ppHRegARM64(i->ARM64in.VQfromXX.rXlo); |
| 1788 | return; |
| 1789 | case ARM64in_VXfromQ: |
sewardj | 85fbb02 | 2014-06-12 13:16:01 +0000 | [diff] [blame] | 1790 | vex_printf("fmov "); |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 1791 | ppHRegARM64(i->ARM64in.VXfromQ.rX); |
| 1792 | vex_printf(", "); |
| 1793 | ppHRegARM64(i->ARM64in.VXfromQ.rQ); |
| 1794 | vex_printf(".d[%u]", i->ARM64in.VXfromQ.laneNo); |
| 1795 | return; |
sewardj | 85fbb02 | 2014-06-12 13:16:01 +0000 | [diff] [blame] | 1796 | case ARM64in_VXfromDorS: |
| 1797 | vex_printf("fmov "); |
| 1798 | ppHRegARM64(i->ARM64in.VXfromDorS.rX); |
| 1799 | vex_printf("(%c-reg), ", i->ARM64in.VXfromDorS.fromD ? 'X':'W'); |
| 1800 | ppHRegARM64(i->ARM64in.VXfromDorS.rDorS); |
| 1801 | vex_printf("(%c-reg)", i->ARM64in.VXfromDorS.fromD ? 'D' : 'S'); |
| 1802 | return; |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 1803 | case ARM64in_VMov: { |
| 1804 | UChar aux = '?'; |
| 1805 | switch (i->ARM64in.VMov.szB) { |
| 1806 | case 16: aux = 'q'; break; |
| 1807 | case 8: aux = 'd'; break; |
| 1808 | case 4: aux = 's'; break; |
| 1809 | default: break; |
| 1810 | } |
| 1811 | vex_printf("mov(%c) ", aux); |
| 1812 | ppHRegARM64(i->ARM64in.VMov.dst); |
| 1813 | vex_printf(", "); |
| 1814 | ppHRegARM64(i->ARM64in.VMov.src); |
| 1815 | return; |
sewardj | 0ad37a9 | 2014-08-29 21:58:03 +0000 | [diff] [blame] | 1816 | } |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 1817 | case ARM64in_EvCheck: |
| 1818 | vex_printf("(evCheck) ldr w9,"); |
| 1819 | ppARM64AMode(i->ARM64in.EvCheck.amCounter); |
| 1820 | vex_printf("; subs w9,w9,$1; str w9,"); |
| 1821 | ppARM64AMode(i->ARM64in.EvCheck.amCounter); |
| 1822 | vex_printf("; bpl nofail; ldr x9,"); |
| 1823 | ppARM64AMode(i->ARM64in.EvCheck.amFailAddr); |
| 1824 | vex_printf("; br x9; nofail:"); |
| 1825 | return; |
sewardj | 0ad37a9 | 2014-08-29 21:58:03 +0000 | [diff] [blame] | 1826 | case ARM64in_ProfInc: |
| 1827 | vex_printf("(profInc) imm64-fixed4 x9,$NotKnownYet; " |
| 1828 | "ldr x8,[x9]; add x8,x8,#1, str x8,[x9]"); |
| 1829 | return; |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 1830 | default: |
| 1831 | vex_printf("ppARM64Instr: unhandled case (tag %d)", (Int)i->tag); |
| 1832 | vpanic("ppARM64Instr(1)"); |
| 1833 | return; |
| 1834 | } |
| 1835 | } |
| 1836 | |
| 1837 | |
| 1838 | /* --------- Helpers for register allocation. --------- */ |
| 1839 | |
florian | d8c64e0 | 2014-10-08 08:54:44 +0000 | [diff] [blame] | 1840 | void getRegUsage_ARM64Instr ( HRegUsage* u, const ARM64Instr* i, Bool mode64 ) |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 1841 | { |
| 1842 | vassert(mode64 == True); |
| 1843 | initHRegUsage(u); |
| 1844 | switch (i->tag) { |
| 1845 | case ARM64in_Arith: |
| 1846 | addHRegUse(u, HRmWrite, i->ARM64in.Arith.dst); |
| 1847 | addHRegUse(u, HRmRead, i->ARM64in.Arith.argL); |
| 1848 | addRegUsage_ARM64RIA(u, i->ARM64in.Arith.argR); |
| 1849 | return; |
| 1850 | case ARM64in_Cmp: |
| 1851 | addHRegUse(u, HRmRead, i->ARM64in.Cmp.argL); |
| 1852 | addRegUsage_ARM64RIA(u, i->ARM64in.Cmp.argR); |
| 1853 | return; |
| 1854 | case ARM64in_Logic: |
| 1855 | addHRegUse(u, HRmWrite, i->ARM64in.Logic.dst); |
| 1856 | addHRegUse(u, HRmRead, i->ARM64in.Logic.argL); |
| 1857 | addRegUsage_ARM64RIL(u, i->ARM64in.Logic.argR); |
| 1858 | return; |
| 1859 | case ARM64in_Test: |
| 1860 | addHRegUse(u, HRmRead, i->ARM64in.Test.argL); |
| 1861 | addRegUsage_ARM64RIL(u, i->ARM64in.Test.argR); |
| 1862 | return; |
| 1863 | case ARM64in_Shift: |
| 1864 | addHRegUse(u, HRmWrite, i->ARM64in.Shift.dst); |
| 1865 | addHRegUse(u, HRmRead, i->ARM64in.Shift.argL); |
| 1866 | addRegUsage_ARM64RI6(u, i->ARM64in.Shift.argR); |
| 1867 | return; |
| 1868 | case ARM64in_Unary: |
| 1869 | addHRegUse(u, HRmWrite, i->ARM64in.Unary.dst); |
| 1870 | addHRegUse(u, HRmRead, i->ARM64in.Unary.src); |
| 1871 | return; |
| 1872 | case ARM64in_MovI: |
| 1873 | addHRegUse(u, HRmWrite, i->ARM64in.MovI.dst); |
| 1874 | addHRegUse(u, HRmRead, i->ARM64in.MovI.src); |
| 1875 | return; |
| 1876 | case ARM64in_Imm64: |
| 1877 | addHRegUse(u, HRmWrite, i->ARM64in.Imm64.dst); |
| 1878 | return; |
| 1879 | case ARM64in_LdSt64: |
| 1880 | addRegUsage_ARM64AMode(u, i->ARM64in.LdSt64.amode); |
| 1881 | if (i->ARM64in.LdSt64.isLoad) { |
| 1882 | addHRegUse(u, HRmWrite, i->ARM64in.LdSt64.rD); |
| 1883 | } else { |
| 1884 | addHRegUse(u, HRmRead, i->ARM64in.LdSt64.rD); |
| 1885 | } |
| 1886 | return; |
| 1887 | case ARM64in_LdSt32: |
| 1888 | addRegUsage_ARM64AMode(u, i->ARM64in.LdSt32.amode); |
| 1889 | if (i->ARM64in.LdSt32.isLoad) { |
| 1890 | addHRegUse(u, HRmWrite, i->ARM64in.LdSt32.rD); |
| 1891 | } else { |
| 1892 | addHRegUse(u, HRmRead, i->ARM64in.LdSt32.rD); |
| 1893 | } |
| 1894 | return; |
| 1895 | case ARM64in_LdSt16: |
| 1896 | addRegUsage_ARM64AMode(u, i->ARM64in.LdSt16.amode); |
| 1897 | if (i->ARM64in.LdSt16.isLoad) { |
| 1898 | addHRegUse(u, HRmWrite, i->ARM64in.LdSt16.rD); |
| 1899 | } else { |
| 1900 | addHRegUse(u, HRmRead, i->ARM64in.LdSt16.rD); |
| 1901 | } |
| 1902 | return; |
| 1903 | case ARM64in_LdSt8: |
| 1904 | addRegUsage_ARM64AMode(u, i->ARM64in.LdSt8.amode); |
| 1905 | if (i->ARM64in.LdSt8.isLoad) { |
| 1906 | addHRegUse(u, HRmWrite, i->ARM64in.LdSt8.rD); |
| 1907 | } else { |
| 1908 | addHRegUse(u, HRmRead, i->ARM64in.LdSt8.rD); |
| 1909 | } |
| 1910 | return; |
| 1911 | /* XDirect/XIndir/XAssisted are also a bit subtle. They |
| 1912 | conditionally exit the block. Hence we only need to list (1) |
| 1913 | the registers that they read, and (2) the registers that they |
| 1914 | write in the case where the block is not exited. (2) is |
| 1915 | empty, hence only (1) is relevant here. */ |
| 1916 | case ARM64in_XDirect: |
| 1917 | addRegUsage_ARM64AMode(u, i->ARM64in.XDirect.amPC); |
| 1918 | return; |
| 1919 | case ARM64in_XIndir: |
| 1920 | addHRegUse(u, HRmRead, i->ARM64in.XIndir.dstGA); |
| 1921 | addRegUsage_ARM64AMode(u, i->ARM64in.XIndir.amPC); |
| 1922 | return; |
| 1923 | case ARM64in_XAssisted: |
| 1924 | addHRegUse(u, HRmRead, i->ARM64in.XAssisted.dstGA); |
| 1925 | addRegUsage_ARM64AMode(u, i->ARM64in.XAssisted.amPC); |
| 1926 | return; |
| 1927 | case ARM64in_CSel: |
| 1928 | addHRegUse(u, HRmWrite, i->ARM64in.CSel.dst); |
| 1929 | addHRegUse(u, HRmRead, i->ARM64in.CSel.argL); |
| 1930 | addHRegUse(u, HRmRead, i->ARM64in.CSel.argR); |
| 1931 | return; |
| 1932 | case ARM64in_Call: |
| 1933 | /* logic and comments copied/modified from x86 back end */ |
| 1934 | /* This is a bit subtle. */ |
| 1935 | /* First off, claim it trashes all the caller-saved regs |
| 1936 | which fall within the register allocator's jurisdiction. |
sewardj | 76ac476 | 2014-06-20 08:30:21 +0000 | [diff] [blame] | 1937 | These I believe to be x0 to x7 and the 128-bit vector |
| 1938 | registers in use, q16 .. q20. */ |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 1939 | addHRegUse(u, HRmWrite, hregARM64_X0()); |
| 1940 | addHRegUse(u, HRmWrite, hregARM64_X1()); |
| 1941 | addHRegUse(u, HRmWrite, hregARM64_X2()); |
| 1942 | addHRegUse(u, HRmWrite, hregARM64_X3()); |
| 1943 | addHRegUse(u, HRmWrite, hregARM64_X4()); |
| 1944 | addHRegUse(u, HRmWrite, hregARM64_X5()); |
| 1945 | addHRegUse(u, HRmWrite, hregARM64_X6()); |
| 1946 | addHRegUse(u, HRmWrite, hregARM64_X7()); |
| 1947 | addHRegUse(u, HRmWrite, hregARM64_Q16()); |
| 1948 | addHRegUse(u, HRmWrite, hregARM64_Q17()); |
| 1949 | addHRegUse(u, HRmWrite, hregARM64_Q18()); |
sewardj | 76ac476 | 2014-06-20 08:30:21 +0000 | [diff] [blame] | 1950 | addHRegUse(u, HRmWrite, hregARM64_Q19()); |
| 1951 | addHRegUse(u, HRmWrite, hregARM64_Q20()); |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 1952 | /* Now we have to state any parameter-carrying registers |
| 1953 | which might be read. This depends on nArgRegs. */ |
| 1954 | switch (i->ARM64in.Call.nArgRegs) { |
| 1955 | case 8: addHRegUse(u, HRmRead, hregARM64_X7()); /*fallthru*/ |
| 1956 | case 7: addHRegUse(u, HRmRead, hregARM64_X6()); /*fallthru*/ |
| 1957 | case 6: addHRegUse(u, HRmRead, hregARM64_X5()); /*fallthru*/ |
| 1958 | case 5: addHRegUse(u, HRmRead, hregARM64_X4()); /*fallthru*/ |
| 1959 | case 4: addHRegUse(u, HRmRead, hregARM64_X3()); /*fallthru*/ |
| 1960 | case 3: addHRegUse(u, HRmRead, hregARM64_X2()); /*fallthru*/ |
| 1961 | case 2: addHRegUse(u, HRmRead, hregARM64_X1()); /*fallthru*/ |
| 1962 | case 1: addHRegUse(u, HRmRead, hregARM64_X0()); break; |
| 1963 | case 0: break; |
| 1964 | default: vpanic("getRegUsage_ARM64:Call:regparms"); |
| 1965 | } |
| 1966 | /* Finally, there is the issue that the insn trashes a |
| 1967 | register because the literal target address has to be |
| 1968 | loaded into a register. However, we reserve x9 for that |
| 1969 | purpose so there's no further complexity here. Stating x9 |
| 1970 | as trashed is pointless since it's not under the control |
| 1971 | of the allocator, but what the hell. */ |
| 1972 | addHRegUse(u, HRmWrite, hregARM64_X9()); |
| 1973 | return; |
| 1974 | case ARM64in_AddToSP: |
| 1975 | /* Only changes SP, but regalloc doesn't control that, hence |
| 1976 | we don't care. */ |
| 1977 | return; |
| 1978 | case ARM64in_FromSP: |
| 1979 | addHRegUse(u, HRmWrite, i->ARM64in.FromSP.dst); |
| 1980 | return; |
| 1981 | case ARM64in_Mul: |
| 1982 | addHRegUse(u, HRmWrite, i->ARM64in.Mul.dst); |
| 1983 | addHRegUse(u, HRmRead, i->ARM64in.Mul.argL); |
| 1984 | addHRegUse(u, HRmRead, i->ARM64in.Mul.argR); |
| 1985 | return; |
sewardj | 7d00913 | 2014-02-20 17:43:38 +0000 | [diff] [blame] | 1986 | case ARM64in_LdrEX: |
| 1987 | addHRegUse(u, HRmRead, hregARM64_X4()); |
| 1988 | addHRegUse(u, HRmWrite, hregARM64_X2()); |
| 1989 | return; |
| 1990 | case ARM64in_StrEX: |
| 1991 | addHRegUse(u, HRmRead, hregARM64_X4()); |
| 1992 | addHRegUse(u, HRmWrite, hregARM64_X0()); |
| 1993 | addHRegUse(u, HRmRead, hregARM64_X2()); |
| 1994 | return; |
| 1995 | case ARM64in_MFence: |
| 1996 | return; |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 1997 | case ARM64in_VLdStS: |
| 1998 | addHRegUse(u, HRmRead, i->ARM64in.VLdStS.rN); |
| 1999 | if (i->ARM64in.VLdStS.isLoad) { |
| 2000 | addHRegUse(u, HRmWrite, i->ARM64in.VLdStS.sD); |
| 2001 | } else { |
| 2002 | addHRegUse(u, HRmRead, i->ARM64in.VLdStS.sD); |
| 2003 | } |
| 2004 | return; |
| 2005 | case ARM64in_VLdStD: |
| 2006 | addHRegUse(u, HRmRead, i->ARM64in.VLdStD.rN); |
| 2007 | if (i->ARM64in.VLdStD.isLoad) { |
| 2008 | addHRegUse(u, HRmWrite, i->ARM64in.VLdStD.dD); |
| 2009 | } else { |
| 2010 | addHRegUse(u, HRmRead, i->ARM64in.VLdStD.dD); |
| 2011 | } |
| 2012 | return; |
| 2013 | case ARM64in_VLdStQ: |
| 2014 | addHRegUse(u, HRmRead, i->ARM64in.VLdStQ.rN); |
| 2015 | if (i->ARM64in.VLdStQ.isLoad) |
| 2016 | addHRegUse(u, HRmWrite, i->ARM64in.VLdStQ.rQ); |
| 2017 | else |
| 2018 | addHRegUse(u, HRmRead, i->ARM64in.VLdStQ.rQ); |
| 2019 | return; |
| 2020 | case ARM64in_VCvtI2F: |
| 2021 | addHRegUse(u, HRmRead, i->ARM64in.VCvtI2F.rS); |
| 2022 | addHRegUse(u, HRmWrite, i->ARM64in.VCvtI2F.rD); |
| 2023 | return; |
| 2024 | case ARM64in_VCvtF2I: |
| 2025 | addHRegUse(u, HRmRead, i->ARM64in.VCvtF2I.rS); |
| 2026 | addHRegUse(u, HRmWrite, i->ARM64in.VCvtF2I.rD); |
| 2027 | return; |
| 2028 | case ARM64in_VCvtSD: |
| 2029 | addHRegUse(u, HRmWrite, i->ARM64in.VCvtSD.dst); |
| 2030 | addHRegUse(u, HRmRead, i->ARM64in.VCvtSD.src); |
| 2031 | return; |
| 2032 | case ARM64in_VUnaryD: |
| 2033 | addHRegUse(u, HRmWrite, i->ARM64in.VUnaryD.dst); |
| 2034 | addHRegUse(u, HRmRead, i->ARM64in.VUnaryD.src); |
| 2035 | return; |
| 2036 | case ARM64in_VUnaryS: |
| 2037 | addHRegUse(u, HRmWrite, i->ARM64in.VUnaryS.dst); |
| 2038 | addHRegUse(u, HRmRead, i->ARM64in.VUnaryS.src); |
| 2039 | return; |
| 2040 | case ARM64in_VBinD: |
| 2041 | addHRegUse(u, HRmWrite, i->ARM64in.VBinD.dst); |
| 2042 | addHRegUse(u, HRmRead, i->ARM64in.VBinD.argL); |
| 2043 | addHRegUse(u, HRmRead, i->ARM64in.VBinD.argR); |
| 2044 | return; |
| 2045 | case ARM64in_VBinS: |
| 2046 | addHRegUse(u, HRmWrite, i->ARM64in.VBinS.dst); |
| 2047 | addHRegUse(u, HRmRead, i->ARM64in.VBinS.argL); |
| 2048 | addHRegUse(u, HRmRead, i->ARM64in.VBinS.argR); |
| 2049 | return; |
| 2050 | case ARM64in_VCmpD: |
| 2051 | addHRegUse(u, HRmRead, i->ARM64in.VCmpD.argL); |
| 2052 | addHRegUse(u, HRmRead, i->ARM64in.VCmpD.argR); |
| 2053 | return; |
| 2054 | case ARM64in_VCmpS: |
| 2055 | addHRegUse(u, HRmRead, i->ARM64in.VCmpS.argL); |
| 2056 | addHRegUse(u, HRmRead, i->ARM64in.VCmpS.argR); |
| 2057 | return; |
sewardj | e23ec11 | 2014-11-15 16:07:14 +0000 | [diff] [blame] | 2058 | case ARM64in_VFCSel: |
| 2059 | addHRegUse(u, HRmRead, i->ARM64in.VFCSel.argL); |
| 2060 | addHRegUse(u, HRmRead, i->ARM64in.VFCSel.argR); |
| 2061 | addHRegUse(u, HRmWrite, i->ARM64in.VFCSel.dst); |
| 2062 | return; |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2063 | case ARM64in_FPCR: |
| 2064 | if (i->ARM64in.FPCR.toFPCR) |
| 2065 | addHRegUse(u, HRmRead, i->ARM64in.FPCR.iReg); |
| 2066 | else |
| 2067 | addHRegUse(u, HRmWrite, i->ARM64in.FPCR.iReg); |
| 2068 | return; |
sewardj | 1297218 | 2014-08-04 08:09:47 +0000 | [diff] [blame] | 2069 | case ARM64in_FPSR: |
| 2070 | if (i->ARM64in.FPSR.toFPSR) |
| 2071 | addHRegUse(u, HRmRead, i->ARM64in.FPSR.iReg); |
| 2072 | else |
| 2073 | addHRegUse(u, HRmWrite, i->ARM64in.FPSR.iReg); |
| 2074 | return; |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 2075 | case ARM64in_VBinV: |
| 2076 | addHRegUse(u, HRmWrite, i->ARM64in.VBinV.dst); |
| 2077 | addHRegUse(u, HRmRead, i->ARM64in.VBinV.argL); |
| 2078 | addHRegUse(u, HRmRead, i->ARM64in.VBinV.argR); |
| 2079 | return; |
sewardj | f7003bc | 2014-08-18 12:28:02 +0000 | [diff] [blame] | 2080 | case ARM64in_VModifyV: |
| 2081 | addHRegUse(u, HRmWrite, i->ARM64in.VModifyV.mod); |
| 2082 | addHRegUse(u, HRmRead, i->ARM64in.VModifyV.mod); |
| 2083 | addHRegUse(u, HRmRead, i->ARM64in.VModifyV.arg); |
| 2084 | return; |
sewardj | fab0914 | 2014-02-10 10:28:13 +0000 | [diff] [blame] | 2085 | case ARM64in_VUnaryV: |
| 2086 | addHRegUse(u, HRmWrite, i->ARM64in.VUnaryV.dst); |
| 2087 | addHRegUse(u, HRmRead, i->ARM64in.VUnaryV.arg); |
| 2088 | return; |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 2089 | case ARM64in_VNarrowV: |
| 2090 | addHRegUse(u, HRmWrite, i->ARM64in.VNarrowV.dst); |
| 2091 | addHRegUse(u, HRmRead, i->ARM64in.VNarrowV.src); |
| 2092 | return; |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 2093 | case ARM64in_VShiftImmV: |
| 2094 | addHRegUse(u, HRmWrite, i->ARM64in.VShiftImmV.dst); |
| 2095 | addHRegUse(u, HRmRead, i->ARM64in.VShiftImmV.src); |
| 2096 | return; |
sewardj | ab33a7a | 2014-06-19 22:20:47 +0000 | [diff] [blame] | 2097 | case ARM64in_VExtV: |
| 2098 | addHRegUse(u, HRmWrite, i->ARM64in.VExtV.dst); |
| 2099 | addHRegUse(u, HRmRead, i->ARM64in.VExtV.srcLo); |
| 2100 | addHRegUse(u, HRmRead, i->ARM64in.VExtV.srcHi); |
florian | 5762841 | 2014-09-02 14:54:39 +0000 | [diff] [blame] | 2101 | return; |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2102 | case ARM64in_VImmQ: |
| 2103 | addHRegUse(u, HRmWrite, i->ARM64in.VImmQ.rQ); |
| 2104 | return; |
| 2105 | case ARM64in_VDfromX: |
| 2106 | addHRegUse(u, HRmWrite, i->ARM64in.VDfromX.rD); |
| 2107 | addHRegUse(u, HRmRead, i->ARM64in.VDfromX.rX); |
| 2108 | return; |
sewardj | 1297218 | 2014-08-04 08:09:47 +0000 | [diff] [blame] | 2109 | case ARM64in_VQfromX: |
| 2110 | addHRegUse(u, HRmWrite, i->ARM64in.VQfromX.rQ); |
| 2111 | addHRegUse(u, HRmRead, i->ARM64in.VQfromX.rXlo); |
| 2112 | return; |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2113 | case ARM64in_VQfromXX: |
| 2114 | addHRegUse(u, HRmWrite, i->ARM64in.VQfromXX.rQ); |
| 2115 | addHRegUse(u, HRmRead, i->ARM64in.VQfromXX.rXhi); |
| 2116 | addHRegUse(u, HRmRead, i->ARM64in.VQfromXX.rXlo); |
| 2117 | return; |
| 2118 | case ARM64in_VXfromQ: |
| 2119 | addHRegUse(u, HRmWrite, i->ARM64in.VXfromQ.rX); |
| 2120 | addHRegUse(u, HRmRead, i->ARM64in.VXfromQ.rQ); |
| 2121 | return; |
sewardj | 85fbb02 | 2014-06-12 13:16:01 +0000 | [diff] [blame] | 2122 | case ARM64in_VXfromDorS: |
| 2123 | addHRegUse(u, HRmWrite, i->ARM64in.VXfromDorS.rX); |
| 2124 | addHRegUse(u, HRmRead, i->ARM64in.VXfromDorS.rDorS); |
| 2125 | return; |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2126 | case ARM64in_VMov: |
| 2127 | addHRegUse(u, HRmWrite, i->ARM64in.VMov.dst); |
| 2128 | addHRegUse(u, HRmRead, i->ARM64in.VMov.src); |
| 2129 | return; |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2130 | case ARM64in_EvCheck: |
| 2131 | /* We expect both amodes only to mention x21, so this is in |
| 2132 | fact pointless, since x21 isn't allocatable, but |
| 2133 | anyway.. */ |
| 2134 | addRegUsage_ARM64AMode(u, i->ARM64in.EvCheck.amCounter); |
| 2135 | addRegUsage_ARM64AMode(u, i->ARM64in.EvCheck.amFailAddr); |
| 2136 | addHRegUse(u, HRmWrite, hregARM64_X9()); /* also unavail to RA */ |
| 2137 | return; |
sewardj | 0ad37a9 | 2014-08-29 21:58:03 +0000 | [diff] [blame] | 2138 | case ARM64in_ProfInc: |
| 2139 | /* Again, pointless to actually state these since neither |
| 2140 | is available to RA. */ |
| 2141 | addHRegUse(u, HRmWrite, hregARM64_X9()); /* unavail to RA */ |
| 2142 | addHRegUse(u, HRmWrite, hregARM64_X8()); /* unavail to RA */ |
| 2143 | return; |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2144 | default: |
| 2145 | ppARM64Instr(i); |
| 2146 | vpanic("getRegUsage_ARM64Instr"); |
| 2147 | } |
| 2148 | } |
| 2149 | |
| 2150 | |
| 2151 | void mapRegs_ARM64Instr ( HRegRemap* m, ARM64Instr* i, Bool mode64 ) |
| 2152 | { |
| 2153 | vassert(mode64 == True); |
| 2154 | switch (i->tag) { |
| 2155 | case ARM64in_Arith: |
| 2156 | i->ARM64in.Arith.dst = lookupHRegRemap(m, i->ARM64in.Arith.dst); |
| 2157 | i->ARM64in.Arith.argL = lookupHRegRemap(m, i->ARM64in.Arith.argL); |
| 2158 | mapRegs_ARM64RIA(m, i->ARM64in.Arith.argR); |
| 2159 | return; |
| 2160 | case ARM64in_Cmp: |
| 2161 | i->ARM64in.Cmp.argL = lookupHRegRemap(m, i->ARM64in.Cmp.argL); |
| 2162 | mapRegs_ARM64RIA(m, i->ARM64in.Cmp.argR); |
| 2163 | return; |
| 2164 | case ARM64in_Logic: |
| 2165 | i->ARM64in.Logic.dst = lookupHRegRemap(m, i->ARM64in.Logic.dst); |
| 2166 | i->ARM64in.Logic.argL = lookupHRegRemap(m, i->ARM64in.Logic.argL); |
| 2167 | mapRegs_ARM64RIL(m, i->ARM64in.Logic.argR); |
| 2168 | return; |
| 2169 | case ARM64in_Test: |
| 2170 | i->ARM64in.Test.argL = lookupHRegRemap(m, i->ARM64in.Test.argL); |
| 2171 | mapRegs_ARM64RIL(m, i->ARM64in.Logic.argR); |
| 2172 | return; |
| 2173 | case ARM64in_Shift: |
| 2174 | i->ARM64in.Shift.dst = lookupHRegRemap(m, i->ARM64in.Shift.dst); |
| 2175 | i->ARM64in.Shift.argL = lookupHRegRemap(m, i->ARM64in.Shift.argL); |
| 2176 | mapRegs_ARM64RI6(m, i->ARM64in.Shift.argR); |
| 2177 | return; |
| 2178 | case ARM64in_Unary: |
| 2179 | i->ARM64in.Unary.dst = lookupHRegRemap(m, i->ARM64in.Unary.dst); |
| 2180 | i->ARM64in.Unary.src = lookupHRegRemap(m, i->ARM64in.Unary.src); |
| 2181 | return; |
| 2182 | case ARM64in_MovI: |
| 2183 | i->ARM64in.MovI.dst = lookupHRegRemap(m, i->ARM64in.MovI.dst); |
| 2184 | i->ARM64in.MovI.src = lookupHRegRemap(m, i->ARM64in.MovI.src); |
| 2185 | return; |
| 2186 | case ARM64in_Imm64: |
| 2187 | i->ARM64in.Imm64.dst = lookupHRegRemap(m, i->ARM64in.Imm64.dst); |
| 2188 | return; |
| 2189 | case ARM64in_LdSt64: |
| 2190 | i->ARM64in.LdSt64.rD = lookupHRegRemap(m, i->ARM64in.LdSt64.rD); |
| 2191 | mapRegs_ARM64AMode(m, i->ARM64in.LdSt64.amode); |
| 2192 | return; |
| 2193 | case ARM64in_LdSt32: |
| 2194 | i->ARM64in.LdSt32.rD = lookupHRegRemap(m, i->ARM64in.LdSt32.rD); |
| 2195 | mapRegs_ARM64AMode(m, i->ARM64in.LdSt32.amode); |
| 2196 | return; |
| 2197 | case ARM64in_LdSt16: |
| 2198 | i->ARM64in.LdSt16.rD = lookupHRegRemap(m, i->ARM64in.LdSt16.rD); |
| 2199 | mapRegs_ARM64AMode(m, i->ARM64in.LdSt16.amode); |
| 2200 | return; |
| 2201 | case ARM64in_LdSt8: |
| 2202 | i->ARM64in.LdSt8.rD = lookupHRegRemap(m, i->ARM64in.LdSt8.rD); |
| 2203 | mapRegs_ARM64AMode(m, i->ARM64in.LdSt8.amode); |
| 2204 | return; |
| 2205 | case ARM64in_XDirect: |
| 2206 | mapRegs_ARM64AMode(m, i->ARM64in.XDirect.amPC); |
| 2207 | return; |
| 2208 | case ARM64in_XIndir: |
| 2209 | i->ARM64in.XIndir.dstGA |
| 2210 | = lookupHRegRemap(m, i->ARM64in.XIndir.dstGA); |
| 2211 | mapRegs_ARM64AMode(m, i->ARM64in.XIndir.amPC); |
| 2212 | return; |
| 2213 | case ARM64in_XAssisted: |
| 2214 | i->ARM64in.XAssisted.dstGA |
| 2215 | = lookupHRegRemap(m, i->ARM64in.XAssisted.dstGA); |
| 2216 | mapRegs_ARM64AMode(m, i->ARM64in.XAssisted.amPC); |
| 2217 | return; |
| 2218 | case ARM64in_CSel: |
| 2219 | i->ARM64in.CSel.dst = lookupHRegRemap(m, i->ARM64in.CSel.dst); |
| 2220 | i->ARM64in.CSel.argL = lookupHRegRemap(m, i->ARM64in.CSel.argL); |
| 2221 | i->ARM64in.CSel.argR = lookupHRegRemap(m, i->ARM64in.CSel.argR); |
| 2222 | return; |
| 2223 | case ARM64in_Call: |
| 2224 | return; |
| 2225 | case ARM64in_AddToSP: |
| 2226 | return; |
| 2227 | case ARM64in_FromSP: |
| 2228 | i->ARM64in.FromSP.dst = lookupHRegRemap(m, i->ARM64in.FromSP.dst); |
| 2229 | return; |
| 2230 | case ARM64in_Mul: |
| 2231 | i->ARM64in.Mul.dst = lookupHRegRemap(m, i->ARM64in.Mul.dst); |
| 2232 | i->ARM64in.Mul.argL = lookupHRegRemap(m, i->ARM64in.Mul.argL); |
| 2233 | i->ARM64in.Mul.argR = lookupHRegRemap(m, i->ARM64in.Mul.argR); |
| 2234 | break; |
sewardj | 7d00913 | 2014-02-20 17:43:38 +0000 | [diff] [blame] | 2235 | case ARM64in_LdrEX: |
| 2236 | return; |
| 2237 | case ARM64in_StrEX: |
| 2238 | return; |
| 2239 | case ARM64in_MFence: |
| 2240 | return; |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2241 | case ARM64in_VLdStS: |
| 2242 | i->ARM64in.VLdStS.sD = lookupHRegRemap(m, i->ARM64in.VLdStS.sD); |
| 2243 | i->ARM64in.VLdStS.rN = lookupHRegRemap(m, i->ARM64in.VLdStS.rN); |
| 2244 | return; |
| 2245 | case ARM64in_VLdStD: |
| 2246 | i->ARM64in.VLdStD.dD = lookupHRegRemap(m, i->ARM64in.VLdStD.dD); |
| 2247 | i->ARM64in.VLdStD.rN = lookupHRegRemap(m, i->ARM64in.VLdStD.rN); |
| 2248 | return; |
| 2249 | case ARM64in_VLdStQ: |
| 2250 | i->ARM64in.VLdStQ.rQ = lookupHRegRemap(m, i->ARM64in.VLdStQ.rQ); |
| 2251 | i->ARM64in.VLdStQ.rN = lookupHRegRemap(m, i->ARM64in.VLdStQ.rN); |
| 2252 | return; |
| 2253 | case ARM64in_VCvtI2F: |
| 2254 | i->ARM64in.VCvtI2F.rS = lookupHRegRemap(m, i->ARM64in.VCvtI2F.rS); |
| 2255 | i->ARM64in.VCvtI2F.rD = lookupHRegRemap(m, i->ARM64in.VCvtI2F.rD); |
| 2256 | return; |
| 2257 | case ARM64in_VCvtF2I: |
| 2258 | i->ARM64in.VCvtF2I.rS = lookupHRegRemap(m, i->ARM64in.VCvtF2I.rS); |
| 2259 | i->ARM64in.VCvtF2I.rD = lookupHRegRemap(m, i->ARM64in.VCvtF2I.rD); |
| 2260 | return; |
| 2261 | case ARM64in_VCvtSD: |
| 2262 | i->ARM64in.VCvtSD.dst = lookupHRegRemap(m, i->ARM64in.VCvtSD.dst); |
| 2263 | i->ARM64in.VCvtSD.src = lookupHRegRemap(m, i->ARM64in.VCvtSD.src); |
| 2264 | return; |
| 2265 | case ARM64in_VUnaryD: |
| 2266 | i->ARM64in.VUnaryD.dst = lookupHRegRemap(m, i->ARM64in.VUnaryD.dst); |
| 2267 | i->ARM64in.VUnaryD.src = lookupHRegRemap(m, i->ARM64in.VUnaryD.src); |
| 2268 | return; |
| 2269 | case ARM64in_VUnaryS: |
| 2270 | i->ARM64in.VUnaryS.dst = lookupHRegRemap(m, i->ARM64in.VUnaryS.dst); |
| 2271 | i->ARM64in.VUnaryS.src = lookupHRegRemap(m, i->ARM64in.VUnaryS.src); |
| 2272 | return; |
| 2273 | case ARM64in_VBinD: |
| 2274 | i->ARM64in.VBinD.dst = lookupHRegRemap(m, i->ARM64in.VBinD.dst); |
| 2275 | i->ARM64in.VBinD.argL = lookupHRegRemap(m, i->ARM64in.VBinD.argL); |
| 2276 | i->ARM64in.VBinD.argR = lookupHRegRemap(m, i->ARM64in.VBinD.argR); |
| 2277 | return; |
| 2278 | case ARM64in_VBinS: |
| 2279 | i->ARM64in.VBinS.dst = lookupHRegRemap(m, i->ARM64in.VBinS.dst); |
| 2280 | i->ARM64in.VBinS.argL = lookupHRegRemap(m, i->ARM64in.VBinS.argL); |
| 2281 | i->ARM64in.VBinS.argR = lookupHRegRemap(m, i->ARM64in.VBinS.argR); |
| 2282 | return; |
| 2283 | case ARM64in_VCmpD: |
| 2284 | i->ARM64in.VCmpD.argL = lookupHRegRemap(m, i->ARM64in.VCmpD.argL); |
| 2285 | i->ARM64in.VCmpD.argR = lookupHRegRemap(m, i->ARM64in.VCmpD.argR); |
| 2286 | return; |
| 2287 | case ARM64in_VCmpS: |
| 2288 | i->ARM64in.VCmpS.argL = lookupHRegRemap(m, i->ARM64in.VCmpS.argL); |
| 2289 | i->ARM64in.VCmpS.argR = lookupHRegRemap(m, i->ARM64in.VCmpS.argR); |
| 2290 | return; |
sewardj | e23ec11 | 2014-11-15 16:07:14 +0000 | [diff] [blame] | 2291 | case ARM64in_VFCSel: |
| 2292 | i->ARM64in.VFCSel.argL = lookupHRegRemap(m, i->ARM64in.VFCSel.argL); |
| 2293 | i->ARM64in.VFCSel.argR = lookupHRegRemap(m, i->ARM64in.VFCSel.argR); |
| 2294 | i->ARM64in.VFCSel.dst = lookupHRegRemap(m, i->ARM64in.VFCSel.dst); |
| 2295 | return; |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2296 | case ARM64in_FPCR: |
| 2297 | i->ARM64in.FPCR.iReg = lookupHRegRemap(m, i->ARM64in.FPCR.iReg); |
| 2298 | return; |
sewardj | 1297218 | 2014-08-04 08:09:47 +0000 | [diff] [blame] | 2299 | case ARM64in_FPSR: |
| 2300 | i->ARM64in.FPSR.iReg = lookupHRegRemap(m, i->ARM64in.FPSR.iReg); |
| 2301 | return; |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 2302 | case ARM64in_VBinV: |
| 2303 | i->ARM64in.VBinV.dst = lookupHRegRemap(m, i->ARM64in.VBinV.dst); |
| 2304 | i->ARM64in.VBinV.argL = lookupHRegRemap(m, i->ARM64in.VBinV.argL); |
| 2305 | i->ARM64in.VBinV.argR = lookupHRegRemap(m, i->ARM64in.VBinV.argR); |
| 2306 | return; |
sewardj | f7003bc | 2014-08-18 12:28:02 +0000 | [diff] [blame] | 2307 | case ARM64in_VModifyV: |
| 2308 | i->ARM64in.VModifyV.mod = lookupHRegRemap(m, i->ARM64in.VModifyV.mod); |
| 2309 | i->ARM64in.VModifyV.arg = lookupHRegRemap(m, i->ARM64in.VModifyV.arg); |
| 2310 | return; |
sewardj | fab0914 | 2014-02-10 10:28:13 +0000 | [diff] [blame] | 2311 | case ARM64in_VUnaryV: |
| 2312 | i->ARM64in.VUnaryV.dst = lookupHRegRemap(m, i->ARM64in.VUnaryV.dst); |
| 2313 | i->ARM64in.VUnaryV.arg = lookupHRegRemap(m, i->ARM64in.VUnaryV.arg); |
| 2314 | return; |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 2315 | case ARM64in_VNarrowV: |
| 2316 | i->ARM64in.VNarrowV.dst = lookupHRegRemap(m, i->ARM64in.VNarrowV.dst); |
| 2317 | i->ARM64in.VNarrowV.src = lookupHRegRemap(m, i->ARM64in.VNarrowV.src); |
| 2318 | return; |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 2319 | case ARM64in_VShiftImmV: |
| 2320 | i->ARM64in.VShiftImmV.dst |
| 2321 | = lookupHRegRemap(m, i->ARM64in.VShiftImmV.dst); |
| 2322 | i->ARM64in.VShiftImmV.src |
| 2323 | = lookupHRegRemap(m, i->ARM64in.VShiftImmV.src); |
| 2324 | return; |
sewardj | ab33a7a | 2014-06-19 22:20:47 +0000 | [diff] [blame] | 2325 | case ARM64in_VExtV: |
| 2326 | i->ARM64in.VExtV.dst = lookupHRegRemap(m, i->ARM64in.VExtV.dst); |
| 2327 | i->ARM64in.VExtV.srcLo = lookupHRegRemap(m, i->ARM64in.VExtV.srcLo); |
| 2328 | i->ARM64in.VExtV.srcHi = lookupHRegRemap(m, i->ARM64in.VExtV.srcHi); |
| 2329 | return; |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2330 | case ARM64in_VImmQ: |
| 2331 | i->ARM64in.VImmQ.rQ = lookupHRegRemap(m, i->ARM64in.VImmQ.rQ); |
| 2332 | return; |
| 2333 | case ARM64in_VDfromX: |
| 2334 | i->ARM64in.VDfromX.rD |
| 2335 | = lookupHRegRemap(m, i->ARM64in.VDfromX.rD); |
| 2336 | i->ARM64in.VDfromX.rX |
| 2337 | = lookupHRegRemap(m, i->ARM64in.VDfromX.rX); |
| 2338 | return; |
sewardj | 1297218 | 2014-08-04 08:09:47 +0000 | [diff] [blame] | 2339 | case ARM64in_VQfromX: |
| 2340 | i->ARM64in.VQfromX.rQ |
| 2341 | = lookupHRegRemap(m, i->ARM64in.VQfromX.rQ); |
| 2342 | i->ARM64in.VQfromX.rXlo |
| 2343 | = lookupHRegRemap(m, i->ARM64in.VQfromX.rXlo); |
| 2344 | return; |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2345 | case ARM64in_VQfromXX: |
| 2346 | i->ARM64in.VQfromXX.rQ |
| 2347 | = lookupHRegRemap(m, i->ARM64in.VQfromXX.rQ); |
| 2348 | i->ARM64in.VQfromXX.rXhi |
| 2349 | = lookupHRegRemap(m, i->ARM64in.VQfromXX.rXhi); |
| 2350 | i->ARM64in.VQfromXX.rXlo |
| 2351 | = lookupHRegRemap(m, i->ARM64in.VQfromXX.rXlo); |
| 2352 | return; |
| 2353 | case ARM64in_VXfromQ: |
| 2354 | i->ARM64in.VXfromQ.rX |
| 2355 | = lookupHRegRemap(m, i->ARM64in.VXfromQ.rX); |
| 2356 | i->ARM64in.VXfromQ.rQ |
| 2357 | = lookupHRegRemap(m, i->ARM64in.VXfromQ.rQ); |
| 2358 | return; |
sewardj | 85fbb02 | 2014-06-12 13:16:01 +0000 | [diff] [blame] | 2359 | case ARM64in_VXfromDorS: |
| 2360 | i->ARM64in.VXfromDorS.rX |
| 2361 | = lookupHRegRemap(m, i->ARM64in.VXfromDorS.rX); |
| 2362 | i->ARM64in.VXfromDorS.rDorS |
| 2363 | = lookupHRegRemap(m, i->ARM64in.VXfromDorS.rDorS); |
| 2364 | return; |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2365 | case ARM64in_VMov: |
| 2366 | i->ARM64in.VMov.dst = lookupHRegRemap(m, i->ARM64in.VMov.dst); |
| 2367 | i->ARM64in.VMov.src = lookupHRegRemap(m, i->ARM64in.VMov.src); |
| 2368 | return; |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2369 | case ARM64in_EvCheck: |
| 2370 | /* We expect both amodes only to mention x21, so this is in |
| 2371 | fact pointless, since x21 isn't allocatable, but |
| 2372 | anyway.. */ |
| 2373 | mapRegs_ARM64AMode(m, i->ARM64in.EvCheck.amCounter); |
| 2374 | mapRegs_ARM64AMode(m, i->ARM64in.EvCheck.amFailAddr); |
| 2375 | return; |
sewardj | 0ad37a9 | 2014-08-29 21:58:03 +0000 | [diff] [blame] | 2376 | case ARM64in_ProfInc: |
| 2377 | /* hardwires x8 and x9 -- nothing to modify. */ |
| 2378 | return; |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2379 | default: |
| 2380 | ppARM64Instr(i); |
| 2381 | vpanic("mapRegs_ARM64Instr"); |
| 2382 | } |
| 2383 | } |
| 2384 | |
| 2385 | /* Figure out if i represents a reg-reg move, and if so assign the |
| 2386 | source and destination to *src and *dst. If in doubt say No. Used |
| 2387 | by the register allocator to do move coalescing. |
| 2388 | */ |
florian | d8c64e0 | 2014-10-08 08:54:44 +0000 | [diff] [blame] | 2389 | Bool isMove_ARM64Instr ( const ARM64Instr* i, HReg* src, HReg* dst ) |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2390 | { |
| 2391 | switch (i->tag) { |
| 2392 | case ARM64in_MovI: |
| 2393 | *src = i->ARM64in.MovI.src; |
| 2394 | *dst = i->ARM64in.MovI.dst; |
| 2395 | return True; |
| 2396 | case ARM64in_VMov: |
| 2397 | *src = i->ARM64in.VMov.src; |
| 2398 | *dst = i->ARM64in.VMov.dst; |
| 2399 | return True; |
| 2400 | default: |
| 2401 | break; |
| 2402 | } |
| 2403 | |
| 2404 | return False; |
| 2405 | } |
| 2406 | |
| 2407 | |
| 2408 | /* Generate arm spill/reload instructions under the direction of the |
| 2409 | register allocator. Note it's critical these don't write the |
| 2410 | condition codes. */ |
| 2411 | |
| 2412 | void genSpill_ARM64 ( /*OUT*/HInstr** i1, /*OUT*/HInstr** i2, |
| 2413 | HReg rreg, Int offsetB, Bool mode64 ) |
| 2414 | { |
| 2415 | HRegClass rclass; |
| 2416 | vassert(offsetB >= 0); |
| 2417 | vassert(!hregIsVirtual(rreg)); |
| 2418 | vassert(mode64 == True); |
| 2419 | *i1 = *i2 = NULL; |
| 2420 | rclass = hregClass(rreg); |
| 2421 | switch (rclass) { |
| 2422 | case HRcInt64: |
| 2423 | vassert(0 == (offsetB & 7)); |
| 2424 | offsetB >>= 3; |
| 2425 | vassert(offsetB < 4096); |
| 2426 | *i1 = ARM64Instr_LdSt64( |
| 2427 | False/*!isLoad*/, |
| 2428 | rreg, |
| 2429 | ARM64AMode_RI12(hregARM64_X21(), offsetB, 8) |
| 2430 | ); |
| 2431 | return; |
| 2432 | case HRcFlt64: |
| 2433 | vassert(0 == (offsetB & 7)); |
| 2434 | vassert(offsetB >= 0 && offsetB < 32768); |
| 2435 | *i1 = ARM64Instr_VLdStD(False/*!isLoad*/, |
| 2436 | rreg, hregARM64_X21(), offsetB); |
| 2437 | return; |
| 2438 | case HRcVec128: { |
| 2439 | HReg x21 = hregARM64_X21(); // baseblock |
| 2440 | HReg x9 = hregARM64_X9(); // spill temporary |
| 2441 | vassert(0 == (offsetB & 15)); // check sane alignment |
| 2442 | vassert(offsetB < 4096); |
| 2443 | *i1 = ARM64Instr_Arith(x9, x21, ARM64RIA_I12(offsetB, 0), True); |
| 2444 | *i2 = ARM64Instr_VLdStQ(False/*!isLoad*/, rreg, x9); |
| 2445 | return; |
| 2446 | } |
| 2447 | default: |
| 2448 | ppHRegClass(rclass); |
| 2449 | vpanic("genSpill_ARM: unimplemented regclass"); |
| 2450 | } |
| 2451 | } |
| 2452 | |
| 2453 | void genReload_ARM64 ( /*OUT*/HInstr** i1, /*OUT*/HInstr** i2, |
| 2454 | HReg rreg, Int offsetB, Bool mode64 ) |
| 2455 | { |
| 2456 | HRegClass rclass; |
| 2457 | vassert(offsetB >= 0); |
| 2458 | vassert(!hregIsVirtual(rreg)); |
| 2459 | vassert(mode64 == True); |
| 2460 | *i1 = *i2 = NULL; |
| 2461 | rclass = hregClass(rreg); |
| 2462 | switch (rclass) { |
| 2463 | case HRcInt64: |
| 2464 | vassert(0 == (offsetB & 7)); |
| 2465 | offsetB >>= 3; |
| 2466 | vassert(offsetB < 4096); |
| 2467 | *i1 = ARM64Instr_LdSt64( |
| 2468 | True/*isLoad*/, |
| 2469 | rreg, |
| 2470 | ARM64AMode_RI12(hregARM64_X21(), offsetB, 8) |
| 2471 | ); |
| 2472 | return; |
| 2473 | case HRcFlt64: |
| 2474 | vassert(0 == (offsetB & 7)); |
| 2475 | vassert(offsetB >= 0 && offsetB < 32768); |
| 2476 | *i1 = ARM64Instr_VLdStD(True/*isLoad*/, |
| 2477 | rreg, hregARM64_X21(), offsetB); |
| 2478 | return; |
| 2479 | case HRcVec128: { |
| 2480 | HReg x21 = hregARM64_X21(); // baseblock |
| 2481 | HReg x9 = hregARM64_X9(); // spill temporary |
| 2482 | vassert(0 == (offsetB & 15)); // check sane alignment |
| 2483 | vassert(offsetB < 4096); |
| 2484 | *i1 = ARM64Instr_Arith(x9, x21, ARM64RIA_I12(offsetB, 0), True); |
| 2485 | *i2 = ARM64Instr_VLdStQ(True/*isLoad*/, rreg, x9); |
| 2486 | return; |
| 2487 | } |
| 2488 | default: |
| 2489 | ppHRegClass(rclass); |
| 2490 | vpanic("genReload_ARM: unimplemented regclass"); |
| 2491 | } |
| 2492 | } |
| 2493 | |
| 2494 | |
| 2495 | //ZZ /* Emit an instruction into buf and return the number of bytes used. |
| 2496 | //ZZ Note that buf is not the insn's final place, and therefore it is |
| 2497 | //ZZ imperative to emit position-independent code. */ |
| 2498 | |
| 2499 | static inline UChar iregNo ( HReg r ) |
| 2500 | { |
| 2501 | UInt n; |
| 2502 | vassert(hregClass(r) == HRcInt64); |
| 2503 | vassert(!hregIsVirtual(r)); |
| 2504 | n = hregNumber(r); |
| 2505 | vassert(n <= 30); |
| 2506 | return toUChar(n); |
| 2507 | } |
| 2508 | |
| 2509 | static inline UChar dregNo ( HReg r ) |
| 2510 | { |
| 2511 | UInt n; |
| 2512 | vassert(hregClass(r) == HRcFlt64); |
| 2513 | vassert(!hregIsVirtual(r)); |
| 2514 | n = hregNumber(r); |
| 2515 | vassert(n <= 31); |
| 2516 | return toUChar(n); |
| 2517 | } |
| 2518 | |
| 2519 | static inline UChar qregNo ( HReg r ) |
| 2520 | { |
| 2521 | UInt n; |
| 2522 | vassert(hregClass(r) == HRcVec128); |
| 2523 | vassert(!hregIsVirtual(r)); |
| 2524 | n = hregNumber(r); |
| 2525 | vassert(n <= 31); |
| 2526 | return toUChar(n); |
| 2527 | } |
| 2528 | |
| 2529 | #define BITS4(zzb3,zzb2,zzb1,zzb0) \ |
| 2530 | (((zzb3) << 3) | ((zzb2) << 2) | ((zzb1) << 1) | (zzb0)) |
| 2531 | |
| 2532 | #define X00 BITS4(0,0, 0,0) |
| 2533 | #define X01 BITS4(0,0, 0,1) |
| 2534 | #define X10 BITS4(0,0, 1,0) |
| 2535 | #define X11 BITS4(0,0, 1,1) |
| 2536 | |
| 2537 | #define X000 BITS4(0, 0,0,0) |
| 2538 | #define X001 BITS4(0, 0,0,1) |
| 2539 | #define X010 BITS4(0, 0,1,0) |
| 2540 | #define X011 BITS4(0, 0,1,1) |
| 2541 | #define X100 BITS4(0, 1,0,0) |
| 2542 | #define X101 BITS4(0, 1,0,1) |
| 2543 | #define X110 BITS4(0, 1,1,0) |
| 2544 | #define X111 BITS4(0, 1,1,1) |
| 2545 | |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2546 | #define X0000 BITS4(0,0,0,0) |
| 2547 | #define X0001 BITS4(0,0,0,1) |
| 2548 | #define X0010 BITS4(0,0,1,0) |
| 2549 | #define X0011 BITS4(0,0,1,1) |
| 2550 | |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 2551 | #define BITS8(zzb7,zzb6,zzb5,zzb4,zzb3,zzb2,zzb1,zzb0) \ |
| 2552 | ((BITS4(zzb7,zzb6,zzb5,zzb4) << 4) | BITS4(zzb3,zzb2,zzb1,zzb0)) |
| 2553 | |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2554 | #define X00000 BITS8(0,0,0, 0,0,0,0,0) |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 2555 | #define X00001 BITS8(0,0,0, 0,0,0,0,1) |
sewardj | 85fbb02 | 2014-06-12 13:16:01 +0000 | [diff] [blame] | 2556 | #define X00110 BITS8(0,0,0, 0,0,1,1,0) |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2557 | #define X00111 BITS8(0,0,0, 0,0,1,1,1) |
| 2558 | #define X01000 BITS8(0,0,0, 0,1,0,0,0) |
| 2559 | #define X10000 BITS8(0,0,0, 1,0,0,0,0) |
| 2560 | #define X11000 BITS8(0,0,0, 1,1,0,0,0) |
| 2561 | #define X11110 BITS8(0,0,0, 1,1,1,1,0) |
| 2562 | #define X11111 BITS8(0,0,0, 1,1,1,1,1) |
| 2563 | |
| 2564 | #define X000000 BITS8(0,0, 0,0,0,0,0,0) |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 2565 | #define X000001 BITS8(0,0, 0,0,0,0,0,1) |
sewardj | df9d6d5 | 2014-06-27 10:43:22 +0000 | [diff] [blame] | 2566 | #define X000010 BITS8(0,0, 0,0,0,0,1,0) |
sewardj | a5a6b75 | 2014-06-30 07:33:56 +0000 | [diff] [blame] | 2567 | #define X000011 BITS8(0,0, 0,0,0,0,1,1) |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2568 | #define X000100 BITS8(0,0, 0,0,0,1,0,0) |
sewardj | d96daf6 | 2014-06-15 08:17:35 +0000 | [diff] [blame] | 2569 | #define X000110 BITS8(0,0, 0,0,0,1,1,0) |
sewardj | ecde697 | 2014-02-05 11:01:19 +0000 | [diff] [blame] | 2570 | #define X000111 BITS8(0,0, 0,0,0,1,1,1) |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2571 | #define X001000 BITS8(0,0, 0,0,1,0,0,0) |
| 2572 | #define X001001 BITS8(0,0, 0,0,1,0,0,1) |
| 2573 | #define X001010 BITS8(0,0, 0,0,1,0,1,0) |
sewardj | a5a6b75 | 2014-06-30 07:33:56 +0000 | [diff] [blame] | 2574 | #define X001011 BITS8(0,0, 0,0,1,0,1,1) |
sewardj | 92d0ae3 | 2014-04-03 13:48:54 +0000 | [diff] [blame] | 2575 | #define X001101 BITS8(0,0, 0,0,1,1,0,1) |
sewardj | d96daf6 | 2014-06-15 08:17:35 +0000 | [diff] [blame] | 2576 | #define X001110 BITS8(0,0, 0,0,1,1,1,0) |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2577 | #define X001111 BITS8(0,0, 0,0,1,1,1,1) |
| 2578 | #define X010000 BITS8(0,0, 0,1,0,0,0,0) |
| 2579 | #define X010001 BITS8(0,0, 0,1,0,0,0,1) |
sewardj | 2b6fd5e | 2014-06-19 14:21:37 +0000 | [diff] [blame] | 2580 | #define X010010 BITS8(0,0, 0,1,0,0,1,0) |
sewardj | 1297218 | 2014-08-04 08:09:47 +0000 | [diff] [blame] | 2581 | #define X010011 BITS8(0,0, 0,1,0,0,1,1) |
sewardj | 32d8675 | 2014-03-02 12:47:18 +0000 | [diff] [blame] | 2582 | #define X010101 BITS8(0,0, 0,1,0,1,0,1) |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 2583 | #define X010110 BITS8(0,0, 0,1,0,1,1,0) |
sewardj | 1297218 | 2014-08-04 08:09:47 +0000 | [diff] [blame] | 2584 | #define X010111 BITS8(0,0, 0,1,0,1,1,1) |
sewardj | ecde697 | 2014-02-05 11:01:19 +0000 | [diff] [blame] | 2585 | #define X011001 BITS8(0,0, 0,1,1,0,0,1) |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2586 | #define X011010 BITS8(0,0, 0,1,1,0,1,0) |
sewardj | ecde697 | 2014-02-05 11:01:19 +0000 | [diff] [blame] | 2587 | #define X011011 BITS8(0,0, 0,1,1,0,1,1) |
sewardj | a97dddf | 2014-08-14 22:26:52 +0000 | [diff] [blame] | 2588 | #define X011101 BITS8(0,0, 0,1,1,1,0,1) |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 2589 | #define X011110 BITS8(0,0, 0,1,1,1,1,0) |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2590 | #define X011111 BITS8(0,0, 0,1,1,1,1,1) |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 2591 | #define X100001 BITS8(0,0, 1,0,0,0,0,1) |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 2592 | #define X100011 BITS8(0,0, 1,0,0,0,1,1) |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2593 | #define X100100 BITS8(0,0, 1,0,0,1,0,0) |
| 2594 | #define X100101 BITS8(0,0, 1,0,0,1,0,1) |
| 2595 | #define X100110 BITS8(0,0, 1,0,0,1,1,0) |
sewardj | f5b0891 | 2014-02-06 12:57:58 +0000 | [diff] [blame] | 2596 | #define X100111 BITS8(0,0, 1,0,0,1,1,1) |
sewardj | 54ffa1d | 2014-07-22 09:27:49 +0000 | [diff] [blame] | 2597 | #define X101101 BITS8(0,0, 1,0,1,1,0,1) |
sewardj | 25523c4 | 2014-06-15 19:36:29 +0000 | [diff] [blame] | 2598 | #define X101110 BITS8(0,0, 1,0,1,1,1,0) |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2599 | #define X110000 BITS8(0,0, 1,1,0,0,0,0) |
| 2600 | #define X110001 BITS8(0,0, 1,1,0,0,0,1) |
sewardj | fc261d9 | 2014-08-24 20:36:14 +0000 | [diff] [blame] | 2601 | #define X110010 BITS8(0,0, 1,1,0,0,1,0) |
sewardj | 51d012a | 2014-07-21 09:19:50 +0000 | [diff] [blame] | 2602 | #define X110100 BITS8(0,0, 1,1,0,1,0,0) |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 2603 | #define X110101 BITS8(0,0, 1,1,0,1,0,1) |
| 2604 | #define X110111 BITS8(0,0, 1,1,0,1,1,1) |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2605 | #define X111000 BITS8(0,0, 1,1,1,0,0,0) |
| 2606 | #define X111001 BITS8(0,0, 1,1,1,0,0,1) |
| 2607 | #define X111101 BITS8(0,0, 1,1,1,1,0,1) |
sewardj | fab0914 | 2014-02-10 10:28:13 +0000 | [diff] [blame] | 2608 | #define X111110 BITS8(0,0, 1,1,1,1,1,0) |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 2609 | #define X111111 BITS8(0,0, 1,1,1,1,1,1) |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2610 | |
sewardj | 9301343 | 2014-04-27 12:02:12 +0000 | [diff] [blame] | 2611 | #define X0001000 BITS8(0, 0,0,0,1,0,0,0) |
sewardj | 1eaaec2 | 2014-03-07 22:52:19 +0000 | [diff] [blame] | 2612 | #define X0010000 BITS8(0, 0,0,1,0,0,0,0) |
sewardj | 32d8675 | 2014-03-02 12:47:18 +0000 | [diff] [blame] | 2613 | #define X0100000 BITS8(0, 0,1,0,0,0,0,0) |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 2614 | #define X1000000 BITS8(0, 1,0,0,0,0,0,0) |
| 2615 | |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2616 | #define X00100000 BITS8(0,0,1,0,0,0,0,0) |
| 2617 | #define X00100001 BITS8(0,0,1,0,0,0,0,1) |
| 2618 | #define X00100010 BITS8(0,0,1,0,0,0,1,0) |
| 2619 | #define X00100011 BITS8(0,0,1,0,0,0,1,1) |
| 2620 | #define X01010000 BITS8(0,1,0,1,0,0,0,0) |
| 2621 | #define X01010001 BITS8(0,1,0,1,0,0,0,1) |
| 2622 | #define X01010100 BITS8(0,1,0,1,0,1,0,0) |
| 2623 | #define X01011000 BITS8(0,1,0,1,1,0,0,0) |
| 2624 | #define X01100000 BITS8(0,1,1,0,0,0,0,0) |
| 2625 | #define X01100001 BITS8(0,1,1,0,0,0,0,1) |
| 2626 | #define X01100010 BITS8(0,1,1,0,0,0,1,0) |
| 2627 | #define X01100011 BITS8(0,1,1,0,0,0,1,1) |
| 2628 | #define X01110000 BITS8(0,1,1,1,0,0,0,0) |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 2629 | #define X01110001 BITS8(0,1,1,1,0,0,0,1) |
sewardj | d96daf6 | 2014-06-15 08:17:35 +0000 | [diff] [blame] | 2630 | #define X01110010 BITS8(0,1,1,1,0,0,1,0) |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 2631 | #define X01110011 BITS8(0,1,1,1,0,0,1,1) |
sewardj | d96daf6 | 2014-06-15 08:17:35 +0000 | [diff] [blame] | 2632 | #define X01110100 BITS8(0,1,1,1,0,1,0,0) |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 2633 | #define X01110101 BITS8(0,1,1,1,0,1,0,1) |
sewardj | d96daf6 | 2014-06-15 08:17:35 +0000 | [diff] [blame] | 2634 | #define X01110110 BITS8(0,1,1,1,0,1,1,0) |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 2635 | #define X01110111 BITS8(0,1,1,1,0,1,1,1) |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2636 | #define X11000001 BITS8(1,1,0,0,0,0,0,1) |
| 2637 | #define X11000011 BITS8(1,1,0,0,0,0,1,1) |
| 2638 | #define X11010100 BITS8(1,1,0,1,0,1,0,0) |
| 2639 | #define X11010110 BITS8(1,1,0,1,0,1,1,0) |
| 2640 | #define X11011000 BITS8(1,1,0,1,1,0,0,0) |
| 2641 | #define X11011010 BITS8(1,1,0,1,1,0,1,0) |
| 2642 | #define X11011110 BITS8(1,1,0,1,1,1,1,0) |
| 2643 | #define X11110001 BITS8(1,1,1,1,0,0,0,1) |
| 2644 | #define X11110011 BITS8(1,1,1,1,0,0,1,1) |
| 2645 | |
| 2646 | |
| 2647 | /* --- 4 fields --- */ |
| 2648 | |
| 2649 | static inline UInt X_8_19_1_4 ( UInt f1, UInt f2, UInt f3, UInt f4 ) { |
| 2650 | vassert(8+19+1+4 == 32); |
| 2651 | vassert(f1 < (1<<8)); |
| 2652 | vassert(f2 < (1<<19)); |
| 2653 | vassert(f3 < (1<<1)); |
| 2654 | vassert(f4 < (1<<4)); |
| 2655 | UInt w = 0; |
| 2656 | w = (w << 8) | f1; |
| 2657 | w = (w << 19) | f2; |
| 2658 | w = (w << 1) | f3; |
| 2659 | w = (w << 4) | f4; |
| 2660 | return w; |
| 2661 | } |
| 2662 | |
| 2663 | /* --- 5 fields --- */ |
| 2664 | |
| 2665 | static inline UInt X_3_6_2_16_5 ( UInt f1, UInt f2, |
| 2666 | UInt f3, UInt f4, UInt f5 ) { |
| 2667 | vassert(3+6+2+16+5 == 32); |
| 2668 | vassert(f1 < (1<<3)); |
| 2669 | vassert(f2 < (1<<6)); |
| 2670 | vassert(f3 < (1<<2)); |
| 2671 | vassert(f4 < (1<<16)); |
| 2672 | vassert(f5 < (1<<5)); |
| 2673 | UInt w = 0; |
| 2674 | w = (w << 3) | f1; |
| 2675 | w = (w << 6) | f2; |
| 2676 | w = (w << 2) | f3; |
| 2677 | w = (w << 16) | f4; |
| 2678 | w = (w << 5) | f5; |
| 2679 | return w; |
| 2680 | } |
| 2681 | |
| 2682 | /* --- 6 fields --- */ |
| 2683 | |
| 2684 | static inline UInt X_2_6_2_12_5_5 ( UInt f1, UInt f2, UInt f3, |
| 2685 | UInt f4, UInt f5, UInt f6 ) { |
| 2686 | vassert(2+6+2+12+5+5 == 32); |
| 2687 | vassert(f1 < (1<<2)); |
| 2688 | vassert(f2 < (1<<6)); |
| 2689 | vassert(f3 < (1<<2)); |
| 2690 | vassert(f4 < (1<<12)); |
| 2691 | vassert(f5 < (1<<5)); |
| 2692 | vassert(f6 < (1<<5)); |
| 2693 | UInt w = 0; |
| 2694 | w = (w << 2) | f1; |
| 2695 | w = (w << 6) | f2; |
| 2696 | w = (w << 2) | f3; |
| 2697 | w = (w << 12) | f4; |
| 2698 | w = (w << 5) | f5; |
| 2699 | w = (w << 5) | f6; |
| 2700 | return w; |
| 2701 | } |
| 2702 | |
| 2703 | static inline UInt X_3_8_5_6_5_5 ( UInt f1, UInt f2, UInt f3, |
| 2704 | UInt f4, UInt f5, UInt f6 ) { |
| 2705 | vassert(3+8+5+6+5+5 == 32); |
| 2706 | vassert(f1 < (1<<3)); |
| 2707 | vassert(f2 < (1<<8)); |
| 2708 | vassert(f3 < (1<<5)); |
| 2709 | vassert(f4 < (1<<6)); |
| 2710 | vassert(f5 < (1<<5)); |
| 2711 | vassert(f6 < (1<<5)); |
| 2712 | UInt w = 0; |
| 2713 | w = (w << 3) | f1; |
| 2714 | w = (w << 8) | f2; |
| 2715 | w = (w << 5) | f3; |
| 2716 | w = (w << 6) | f4; |
| 2717 | w = (w << 5) | f5; |
| 2718 | w = (w << 5) | f6; |
| 2719 | return w; |
| 2720 | } |
| 2721 | |
| 2722 | static inline UInt X_3_5_8_6_5_5 ( UInt f1, UInt f2, UInt f3, |
| 2723 | UInt f4, UInt f5, UInt f6 ) { |
| 2724 | vassert(3+8+5+6+5+5 == 32); |
| 2725 | vassert(f1 < (1<<3)); |
| 2726 | vassert(f2 < (1<<5)); |
| 2727 | vassert(f3 < (1<<8)); |
| 2728 | vassert(f4 < (1<<6)); |
| 2729 | vassert(f5 < (1<<5)); |
| 2730 | vassert(f6 < (1<<5)); |
| 2731 | UInt w = 0; |
| 2732 | w = (w << 3) | f1; |
| 2733 | w = (w << 5) | f2; |
| 2734 | w = (w << 8) | f3; |
| 2735 | w = (w << 6) | f4; |
| 2736 | w = (w << 5) | f5; |
| 2737 | w = (w << 5) | f6; |
| 2738 | return w; |
| 2739 | } |
| 2740 | |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 2741 | static inline UInt X_3_6_7_6_5_5 ( UInt f1, UInt f2, UInt f3, |
| 2742 | UInt f4, UInt f5, UInt f6 ) { |
| 2743 | vassert(3+6+7+6+5+5 == 32); |
| 2744 | vassert(f1 < (1<<3)); |
| 2745 | vassert(f2 < (1<<6)); |
| 2746 | vassert(f3 < (1<<7)); |
| 2747 | vassert(f4 < (1<<6)); |
| 2748 | vassert(f5 < (1<<5)); |
| 2749 | vassert(f6 < (1<<5)); |
| 2750 | UInt w = 0; |
| 2751 | w = (w << 3) | f1; |
| 2752 | w = (w << 6) | f2; |
| 2753 | w = (w << 7) | f3; |
| 2754 | w = (w << 6) | f4; |
| 2755 | w = (w << 5) | f5; |
| 2756 | w = (w << 5) | f6; |
| 2757 | return w; |
| 2758 | } |
| 2759 | |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2760 | /* --- 7 fields --- */ |
| 2761 | |
| 2762 | static inline UInt X_2_6_3_9_2_5_5 ( UInt f1, UInt f2, UInt f3, |
| 2763 | UInt f4, UInt f5, UInt f6, UInt f7 ) { |
| 2764 | vassert(2+6+3+9+2+5+5 == 32); |
| 2765 | vassert(f1 < (1<<2)); |
| 2766 | vassert(f2 < (1<<6)); |
| 2767 | vassert(f3 < (1<<3)); |
| 2768 | vassert(f4 < (1<<9)); |
| 2769 | vassert(f5 < (1<<2)); |
| 2770 | vassert(f6 < (1<<5)); |
| 2771 | vassert(f7 < (1<<5)); |
| 2772 | UInt w = 0; |
| 2773 | w = (w << 2) | f1; |
| 2774 | w = (w << 6) | f2; |
| 2775 | w = (w << 3) | f3; |
| 2776 | w = (w << 9) | f4; |
| 2777 | w = (w << 2) | f5; |
| 2778 | w = (w << 5) | f6; |
| 2779 | w = (w << 5) | f7; |
| 2780 | return w; |
| 2781 | } |
| 2782 | |
| 2783 | static inline UInt X_3_6_1_6_6_5_5 ( UInt f1, UInt f2, UInt f3, |
| 2784 | UInt f4, UInt f5, UInt f6, UInt f7 ) { |
| 2785 | vassert(3+6+1+6+6+5+5 == 32); |
| 2786 | vassert(f1 < (1<<3)); |
| 2787 | vassert(f2 < (1<<6)); |
| 2788 | vassert(f3 < (1<<1)); |
| 2789 | vassert(f4 < (1<<6)); |
| 2790 | vassert(f5 < (1<<6)); |
| 2791 | vassert(f6 < (1<<5)); |
| 2792 | vassert(f7 < (1<<5)); |
| 2793 | UInt w = 0; |
| 2794 | w = (w << 3) | f1; |
| 2795 | w = (w << 6) | f2; |
| 2796 | w = (w << 1) | f3; |
| 2797 | w = (w << 6) | f4; |
| 2798 | w = (w << 6) | f5; |
| 2799 | w = (w << 5) | f6; |
| 2800 | w = (w << 5) | f7; |
| 2801 | return w; |
| 2802 | } |
| 2803 | |
| 2804 | |
| 2805 | //ZZ #define X0000 BITS4(0,0,0,0) |
| 2806 | //ZZ #define X0001 BITS4(0,0,0,1) |
| 2807 | //ZZ #define X0010 BITS4(0,0,1,0) |
| 2808 | //ZZ #define X0011 BITS4(0,0,1,1) |
| 2809 | //ZZ #define X0100 BITS4(0,1,0,0) |
| 2810 | //ZZ #define X0101 BITS4(0,1,0,1) |
| 2811 | //ZZ #define X0110 BITS4(0,1,1,0) |
| 2812 | //ZZ #define X0111 BITS4(0,1,1,1) |
| 2813 | //ZZ #define X1000 BITS4(1,0,0,0) |
| 2814 | //ZZ #define X1001 BITS4(1,0,0,1) |
| 2815 | //ZZ #define X1010 BITS4(1,0,1,0) |
| 2816 | //ZZ #define X1011 BITS4(1,0,1,1) |
| 2817 | //ZZ #define X1100 BITS4(1,1,0,0) |
| 2818 | //ZZ #define X1101 BITS4(1,1,0,1) |
| 2819 | //ZZ #define X1110 BITS4(1,1,1,0) |
| 2820 | //ZZ #define X1111 BITS4(1,1,1,1) |
| 2821 | /* |
| 2822 | #define XXXXX___(zzx7,zzx6,zzx5,zzx4,zzx3) \ |
| 2823 | ((((zzx7) & 0xF) << 28) | (((zzx6) & 0xF) << 24) | \ |
| 2824 | (((zzx5) & 0xF) << 20) | (((zzx4) & 0xF) << 16) | \ |
| 2825 | (((zzx3) & 0xF) << 12)) |
| 2826 | |
| 2827 | #define XXXXXX__(zzx7,zzx6,zzx5,zzx4,zzx3,zzx2) \ |
| 2828 | ((((zzx7) & 0xF) << 28) | (((zzx6) & 0xF) << 24) | \ |
| 2829 | (((zzx5) & 0xF) << 20) | (((zzx4) & 0xF) << 16) | \ |
| 2830 | (((zzx3) & 0xF) << 12) | (((zzx2) & 0xF) << 8)) |
| 2831 | |
| 2832 | #define XXXXX__X(zzx7,zzx6,zzx5,zzx4,zzx3,zzx0) \ |
| 2833 | ((((zzx7) & 0xF) << 28) | (((zzx6) & 0xF) << 24) | \ |
| 2834 | (((zzx5) & 0xF) << 20) | (((zzx4) & 0xF) << 16) | \ |
| 2835 | (((zzx3) & 0xF) << 12) | (((zzx0) & 0xF) << 0)) |
| 2836 | |
| 2837 | #define XXX___XX(zzx7,zzx6,zzx5,zzx1,zzx0) \ |
| 2838 | ((((zzx7) & 0xF) << 28) | (((zzx6) & 0xF) << 24) | \ |
| 2839 | (((zzx5) & 0xF) << 20) | (((zzx1) & 0xF) << 4) | \ |
| 2840 | (((zzx0) & 0xF) << 0)) |
| 2841 | |
| 2842 | #define XXXXXXXX(zzx7,zzx6,zzx5,zzx4,zzx3,zzx2,zzx1,zzx0) \ |
| 2843 | ((((zzx7) & 0xF) << 28) | (((zzx6) & 0xF) << 24) | \ |
| 2844 | (((zzx5) & 0xF) << 20) | (((zzx4) & 0xF) << 16) | \ |
| 2845 | (((zzx3) & 0xF) << 12) | (((zzx2) & 0xF) << 8) | \ |
| 2846 | (((zzx1) & 0xF) << 4) | (((zzx0) & 0xF) << 0)) |
| 2847 | |
| 2848 | #define XX______(zzx7,zzx6) \ |
| 2849 | ((((zzx7) & 0xF) << 28) | (((zzx6) & 0xF) << 24)) |
| 2850 | */ |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 2851 | |
| 2852 | |
| 2853 | /* Get an immediate into a register, using only that register. */ |
| 2854 | static UInt* imm64_to_iregNo ( UInt* p, Int xD, ULong imm64 ) |
| 2855 | { |
| 2856 | if (imm64 == 0) { |
| 2857 | // This has to be special-cased, since the logic below |
| 2858 | // will leave the register unchanged in this case. |
| 2859 | // MOVZ xD, #0, LSL #0 |
| 2860 | *p++ = X_3_6_2_16_5(X110, X100101, X00, 0/*imm16*/, xD); |
| 2861 | return p; |
| 2862 | } |
| 2863 | |
| 2864 | // There must be at least one non-zero halfword. Find the |
| 2865 | // lowest nonzero such, and use MOVZ to install it and zero |
| 2866 | // out the rest of the register. |
| 2867 | UShort h[4]; |
| 2868 | h[3] = (UShort)((imm64 >> 48) & 0xFFFF); |
| 2869 | h[2] = (UShort)((imm64 >> 32) & 0xFFFF); |
| 2870 | h[1] = (UShort)((imm64 >> 16) & 0xFFFF); |
| 2871 | h[0] = (UShort)((imm64 >> 0) & 0xFFFF); |
| 2872 | |
| 2873 | UInt i; |
| 2874 | for (i = 0; i < 4; i++) { |
| 2875 | if (h[i] != 0) |
| 2876 | break; |
| 2877 | } |
| 2878 | vassert(i < 4); |
| 2879 | |
| 2880 | // MOVZ xD, h[i], LSL (16*i) |
| 2881 | *p++ = X_3_6_2_16_5(X110, X100101, i, h[i], xD); |
| 2882 | |
| 2883 | // Work on upwards through h[i], using MOVK to stuff in any |
| 2884 | // remaining nonzero elements. |
| 2885 | i++; |
| 2886 | for (; i < 4; i++) { |
| 2887 | if (h[i] == 0) |
| 2888 | continue; |
| 2889 | // MOVK xD, h[i], LSL (16*i) |
| 2890 | *p++ = X_3_6_2_16_5(X111, X100101, i, h[i], xD); |
| 2891 | } |
| 2892 | |
| 2893 | return p; |
| 2894 | } |
| 2895 | |
| 2896 | /* Get an immediate into a register, using only that register, and |
| 2897 | generating exactly 4 instructions, regardless of the value of the |
| 2898 | immediate. This is used when generating sections of code that need |
| 2899 | to be patched later, so as to guarantee a specific size. */ |
| 2900 | static UInt* imm64_to_iregNo_EXACTLY4 ( UInt* p, Int xD, ULong imm64 ) |
| 2901 | { |
| 2902 | UShort h[4]; |
| 2903 | h[3] = (UShort)((imm64 >> 48) & 0xFFFF); |
| 2904 | h[2] = (UShort)((imm64 >> 32) & 0xFFFF); |
| 2905 | h[1] = (UShort)((imm64 >> 16) & 0xFFFF); |
| 2906 | h[0] = (UShort)((imm64 >> 0) & 0xFFFF); |
| 2907 | // Work on upwards through h[i], using MOVK to stuff in the |
| 2908 | // remaining elements. |
| 2909 | UInt i; |
| 2910 | for (i = 0; i < 4; i++) { |
| 2911 | if (i == 0) { |
| 2912 | // MOVZ xD, h[0], LSL (16*0) |
| 2913 | *p++ = X_3_6_2_16_5(X110, X100101, i, h[i], xD); |
| 2914 | } else { |
| 2915 | // MOVK xD, h[i], LSL (16*i) |
| 2916 | *p++ = X_3_6_2_16_5(X111, X100101, i, h[i], xD); |
| 2917 | } |
| 2918 | } |
| 2919 | return p; |
| 2920 | } |
| 2921 | |
| 2922 | /* Check whether p points at a 4-insn sequence cooked up by |
| 2923 | imm64_to_iregNo_EXACTLY4(). */ |
| 2924 | static Bool is_imm64_to_iregNo_EXACTLY4 ( UInt* p, Int xD, ULong imm64 ) |
| 2925 | { |
| 2926 | UShort h[4]; |
| 2927 | h[3] = (UShort)((imm64 >> 48) & 0xFFFF); |
| 2928 | h[2] = (UShort)((imm64 >> 32) & 0xFFFF); |
| 2929 | h[1] = (UShort)((imm64 >> 16) & 0xFFFF); |
| 2930 | h[0] = (UShort)((imm64 >> 0) & 0xFFFF); |
| 2931 | // Work on upwards through h[i], using MOVK to stuff in the |
| 2932 | // remaining elements. |
| 2933 | UInt i; |
| 2934 | for (i = 0; i < 4; i++) { |
| 2935 | UInt expected; |
| 2936 | if (i == 0) { |
| 2937 | // MOVZ xD, h[0], LSL (16*0) |
| 2938 | expected = X_3_6_2_16_5(X110, X100101, i, h[i], xD); |
| 2939 | } else { |
| 2940 | // MOVK xD, h[i], LSL (16*i) |
| 2941 | expected = X_3_6_2_16_5(X111, X100101, i, h[i], xD); |
| 2942 | } |
| 2943 | if (p[i] != expected) |
| 2944 | return False; |
| 2945 | } |
| 2946 | return True; |
| 2947 | } |
| 2948 | |
| 2949 | |
| 2950 | /* Generate a 8 bit store or 8-to-64 unsigned widening load from/to |
| 2951 | rD, using the given amode for the address. */ |
| 2952 | static UInt* do_load_or_store8 ( UInt* p, |
| 2953 | Bool isLoad, UInt wD, ARM64AMode* am ) |
| 2954 | { |
| 2955 | vassert(wD <= 30); |
| 2956 | if (am->tag == ARM64am_RI9) { |
| 2957 | /* STURB Wd, [Xn|SP + simm9]: 00 111000 000 simm9 00 n d |
| 2958 | LDURB Wd, [Xn|SP + simm9]: 00 111000 010 simm9 00 n d |
| 2959 | */ |
| 2960 | Int simm9 = am->ARM64am.RI9.simm9; |
| 2961 | vassert(-256 <= simm9 && simm9 <= 255); |
| 2962 | UInt instr = X_2_6_3_9_2_5_5(X00, X111000, isLoad ? X010 : X000, |
| 2963 | simm9 & 0x1FF, X00, |
| 2964 | iregNo(am->ARM64am.RI9.reg), wD); |
| 2965 | *p++ = instr; |
| 2966 | return p; |
| 2967 | } |
| 2968 | if (am->tag == ARM64am_RI12) { |
| 2969 | /* STRB Wd, [Xn|SP + uimm12 * 1]: 00 111 001 00 imm12 n d |
| 2970 | LDRB Wd, [Xn|SP + uimm12 * 1]: 00 111 001 01 imm12 n d |
| 2971 | */ |
| 2972 | UInt uimm12 = am->ARM64am.RI12.uimm12; |
| 2973 | UInt scale = am->ARM64am.RI12.szB; |
| 2974 | vassert(scale == 1); /* failure of this is serious. Do not ignore. */ |
| 2975 | UInt xN = iregNo(am->ARM64am.RI12.reg); |
| 2976 | vassert(xN <= 30); |
| 2977 | UInt instr = X_2_6_2_12_5_5(X00, X111001, isLoad ? X01 : X00, |
| 2978 | uimm12, xN, wD); |
| 2979 | *p++ = instr; |
| 2980 | return p; |
| 2981 | } |
| 2982 | if (am->tag == ARM64am_RR) { |
| 2983 | /* STRB Xd, [Xn|SP, Xm]: 00 111 000 001 m 011 0 10 n d |
| 2984 | LDRB Xd, [Xn|SP, Xm]: 00 111 000 011 m 011 0 10 n d |
| 2985 | */ |
| 2986 | UInt xN = iregNo(am->ARM64am.RR.base); |
| 2987 | UInt xM = iregNo(am->ARM64am.RR.index); |
| 2988 | vassert(xN <= 30); |
| 2989 | UInt instr = X_3_8_5_6_5_5(X001, isLoad ? X11000011 : X11000001, |
| 2990 | xM, X011010, xN, wD); |
| 2991 | *p++ = instr; |
| 2992 | return p; |
| 2993 | } |
| 2994 | vpanic("do_load_or_store8"); |
| 2995 | vassert(0); |
| 2996 | } |
| 2997 | |
| 2998 | |
| 2999 | /* Generate a 16 bit store or 16-to-64 unsigned widening load from/to |
| 3000 | rD, using the given amode for the address. */ |
| 3001 | static UInt* do_load_or_store16 ( UInt* p, |
| 3002 | Bool isLoad, UInt wD, ARM64AMode* am ) |
| 3003 | { |
| 3004 | vassert(wD <= 30); |
| 3005 | if (am->tag == ARM64am_RI9) { |
| 3006 | /* STURH Wd, [Xn|SP + simm9]: 01 111000 000 simm9 00 n d |
| 3007 | LDURH Wd, [Xn|SP + simm9]: 01 111000 010 simm9 00 n d |
| 3008 | */ |
| 3009 | Int simm9 = am->ARM64am.RI9.simm9; |
| 3010 | vassert(-256 <= simm9 && simm9 <= 255); |
| 3011 | UInt instr = X_2_6_3_9_2_5_5(X01, X111000, isLoad ? X010 : X000, |
| 3012 | simm9 & 0x1FF, X00, |
| 3013 | iregNo(am->ARM64am.RI9.reg), wD); |
| 3014 | *p++ = instr; |
| 3015 | return p; |
| 3016 | } |
| 3017 | if (am->tag == ARM64am_RI12) { |
| 3018 | /* STRH Wd, [Xn|SP + uimm12 * 2]: 01 111 001 00 imm12 n d |
| 3019 | LDRH Wd, [Xn|SP + uimm12 * 2]: 01 111 001 01 imm12 n d |
| 3020 | */ |
| 3021 | UInt uimm12 = am->ARM64am.RI12.uimm12; |
| 3022 | UInt scale = am->ARM64am.RI12.szB; |
| 3023 | vassert(scale == 2); /* failure of this is serious. Do not ignore. */ |
| 3024 | UInt xN = iregNo(am->ARM64am.RI12.reg); |
| 3025 | vassert(xN <= 30); |
| 3026 | UInt instr = X_2_6_2_12_5_5(X01, X111001, isLoad ? X01 : X00, |
| 3027 | uimm12, xN, wD); |
| 3028 | *p++ = instr; |
| 3029 | return p; |
| 3030 | } |
| 3031 | if (am->tag == ARM64am_RR) { |
| 3032 | /* STRH Xd, [Xn|SP, Xm]: 01 111 000 001 m 011 0 10 n d |
| 3033 | LDRH Xd, [Xn|SP, Xm]: 01 111 000 011 m 011 0 10 n d |
| 3034 | */ |
| 3035 | UInt xN = iregNo(am->ARM64am.RR.base); |
| 3036 | UInt xM = iregNo(am->ARM64am.RR.index); |
| 3037 | vassert(xN <= 30); |
| 3038 | UInt instr = X_3_8_5_6_5_5(X011, isLoad ? X11000011 : X11000001, |
| 3039 | xM, X011010, xN, wD); |
| 3040 | *p++ = instr; |
| 3041 | return p; |
| 3042 | } |
| 3043 | vpanic("do_load_or_store16"); |
| 3044 | vassert(0); |
| 3045 | } |
| 3046 | |
| 3047 | |
| 3048 | /* Generate a 32 bit store or 32-to-64 unsigned widening load from/to |
| 3049 | rD, using the given amode for the address. */ |
| 3050 | static UInt* do_load_or_store32 ( UInt* p, |
| 3051 | Bool isLoad, UInt wD, ARM64AMode* am ) |
| 3052 | { |
| 3053 | vassert(wD <= 30); |
| 3054 | if (am->tag == ARM64am_RI9) { |
| 3055 | /* STUR Wd, [Xn|SP + simm9]: 10 111000 000 simm9 00 n d |
| 3056 | LDUR Wd, [Xn|SP + simm9]: 10 111000 010 simm9 00 n d |
| 3057 | */ |
| 3058 | Int simm9 = am->ARM64am.RI9.simm9; |
| 3059 | vassert(-256 <= simm9 && simm9 <= 255); |
| 3060 | UInt instr = X_2_6_3_9_2_5_5(X10, X111000, isLoad ? X010 : X000, |
| 3061 | simm9 & 0x1FF, X00, |
| 3062 | iregNo(am->ARM64am.RI9.reg), wD); |
| 3063 | *p++ = instr; |
| 3064 | return p; |
| 3065 | } |
| 3066 | if (am->tag == ARM64am_RI12) { |
| 3067 | /* STR Wd, [Xn|SP + uimm12 * 4]: 10 111 001 00 imm12 n d |
| 3068 | LDR Wd, [Xn|SP + uimm12 * 4]: 10 111 001 01 imm12 n d |
| 3069 | */ |
| 3070 | UInt uimm12 = am->ARM64am.RI12.uimm12; |
| 3071 | UInt scale = am->ARM64am.RI12.szB; |
| 3072 | vassert(scale == 4); /* failure of this is serious. Do not ignore. */ |
| 3073 | UInt xN = iregNo(am->ARM64am.RI12.reg); |
| 3074 | vassert(xN <= 30); |
| 3075 | UInt instr = X_2_6_2_12_5_5(X10, X111001, isLoad ? X01 : X00, |
| 3076 | uimm12, xN, wD); |
| 3077 | *p++ = instr; |
| 3078 | return p; |
| 3079 | } |
| 3080 | if (am->tag == ARM64am_RR) { |
| 3081 | /* STR Wd, [Xn|SP, Xm]: 10 111 000 001 m 011 0 10 n d |
| 3082 | LDR Wd, [Xn|SP, Xm]: 10 111 000 011 m 011 0 10 n d |
| 3083 | */ |
| 3084 | UInt xN = iregNo(am->ARM64am.RR.base); |
| 3085 | UInt xM = iregNo(am->ARM64am.RR.index); |
| 3086 | vassert(xN <= 30); |
| 3087 | UInt instr = X_3_8_5_6_5_5(X101, isLoad ? X11000011 : X11000001, |
| 3088 | xM, X011010, xN, wD); |
| 3089 | *p++ = instr; |
| 3090 | return p; |
| 3091 | } |
| 3092 | vpanic("do_load_or_store32"); |
| 3093 | vassert(0); |
| 3094 | } |
| 3095 | |
| 3096 | |
| 3097 | /* Generate a 64 bit load or store to/from xD, using the given amode |
| 3098 | for the address. */ |
| 3099 | static UInt* do_load_or_store64 ( UInt* p, |
| 3100 | Bool isLoad, UInt xD, ARM64AMode* am ) |
| 3101 | { |
| 3102 | /* In all these cases, Rn can't be 31 since that means SP. */ |
| 3103 | vassert(xD <= 30); |
| 3104 | if (am->tag == ARM64am_RI9) { |
| 3105 | /* STUR Xd, [Xn|SP + simm9]: 11 111000 000 simm9 00 n d |
| 3106 | LDUR Xd, [Xn|SP + simm9]: 11 111000 010 simm9 00 n d |
| 3107 | */ |
| 3108 | Int simm9 = am->ARM64am.RI9.simm9; |
| 3109 | vassert(-256 <= simm9 && simm9 <= 255); |
| 3110 | UInt xN = iregNo(am->ARM64am.RI9.reg); |
| 3111 | vassert(xN <= 30); |
| 3112 | UInt instr = X_2_6_3_9_2_5_5(X11, X111000, isLoad ? X010 : X000, |
| 3113 | simm9 & 0x1FF, X00, xN, xD); |
| 3114 | *p++ = instr; |
| 3115 | return p; |
| 3116 | } |
| 3117 | if (am->tag == ARM64am_RI12) { |
| 3118 | /* STR Xd, [Xn|SP + uimm12 * 8]: 11 111 001 00 imm12 n d |
| 3119 | LDR Xd, [Xn|SP + uimm12 * 8]: 11 111 001 01 imm12 n d |
| 3120 | */ |
| 3121 | UInt uimm12 = am->ARM64am.RI12.uimm12; |
| 3122 | UInt scale = am->ARM64am.RI12.szB; |
| 3123 | vassert(scale == 8); /* failure of this is serious. Do not ignore. */ |
| 3124 | UInt xN = iregNo(am->ARM64am.RI12.reg); |
| 3125 | vassert(xN <= 30); |
| 3126 | UInt instr = X_2_6_2_12_5_5(X11, X111001, isLoad ? X01 : X00, |
| 3127 | uimm12, xN, xD); |
| 3128 | *p++ = instr; |
| 3129 | return p; |
| 3130 | } |
| 3131 | if (am->tag == ARM64am_RR) { |
| 3132 | /* STR Xd, [Xn|SP, Xm]: 11 111 000 001 m 011 0 10 n d |
| 3133 | LDR Xd, [Xn|SP, Xm]: 11 111 000 011 m 011 0 10 n d |
| 3134 | */ |
| 3135 | UInt xN = iregNo(am->ARM64am.RR.base); |
| 3136 | UInt xM = iregNo(am->ARM64am.RR.index); |
| 3137 | vassert(xN <= 30); |
| 3138 | UInt instr = X_3_8_5_6_5_5(X111, isLoad ? X11000011 : X11000001, |
| 3139 | xM, X011010, xN, xD); |
| 3140 | *p++ = instr; |
| 3141 | return p; |
| 3142 | } |
| 3143 | vpanic("do_load_or_store64"); |
| 3144 | vassert(0); |
| 3145 | } |
| 3146 | |
| 3147 | |
| 3148 | /* Emit an instruction into buf and return the number of bytes used. |
| 3149 | Note that buf is not the insn's final place, and therefore it is |
| 3150 | imperative to emit position-independent code. If the emitted |
| 3151 | instruction was a profiler inc, set *is_profInc to True, else |
| 3152 | leave it unchanged. */ |
| 3153 | |
| 3154 | Int emit_ARM64Instr ( /*MB_MOD*/Bool* is_profInc, |
florian | d8c64e0 | 2014-10-08 08:54:44 +0000 | [diff] [blame] | 3155 | UChar* buf, Int nbuf, const ARM64Instr* i, |
sewardj | 9b76916 | 2014-07-24 12:42:03 +0000 | [diff] [blame] | 3156 | Bool mode64, VexEndness endness_host, |
florian | 8462d11 | 2014-09-24 15:18:09 +0000 | [diff] [blame] | 3157 | const void* disp_cp_chain_me_to_slowEP, |
| 3158 | const void* disp_cp_chain_me_to_fastEP, |
| 3159 | const void* disp_cp_xindir, |
| 3160 | const void* disp_cp_xassisted ) |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 3161 | { |
| 3162 | UInt* p = (UInt*)buf; |
| 3163 | vassert(nbuf >= 32); |
| 3164 | vassert(mode64 == True); |
| 3165 | vassert(0 == (((HWord)buf) & 3)); |
| 3166 | |
| 3167 | switch (i->tag) { |
| 3168 | case ARM64in_Arith: { |
| 3169 | UInt rD = iregNo(i->ARM64in.Arith.dst); |
| 3170 | UInt rN = iregNo(i->ARM64in.Arith.argL); |
| 3171 | ARM64RIA* argR = i->ARM64in.Arith.argR; |
| 3172 | switch (argR->tag) { |
| 3173 | case ARM64riA_I12: |
| 3174 | *p++ = X_2_6_2_12_5_5( |
| 3175 | i->ARM64in.Arith.isAdd ? X10 : X11, |
| 3176 | X010001, |
| 3177 | argR->ARM64riA.I12.shift == 12 ? X01 : X00, |
| 3178 | argR->ARM64riA.I12.imm12, rN, rD |
| 3179 | ); |
| 3180 | break; |
| 3181 | case ARM64riA_R: { |
| 3182 | UInt rM = iregNo(i->ARM64in.Arith.argR->ARM64riA.R.reg); |
| 3183 | *p++ = X_3_8_5_6_5_5( |
| 3184 | i->ARM64in.Arith.isAdd ? X100 : X110, |
| 3185 | X01011000, rM, X000000, rN, rD |
| 3186 | ); |
| 3187 | break; |
| 3188 | } |
| 3189 | default: |
| 3190 | goto bad; |
| 3191 | } |
| 3192 | goto done; |
| 3193 | } |
| 3194 | case ARM64in_Cmp: { |
| 3195 | UInt rD = 31; /* XZR, we are going to dump the result */ |
| 3196 | UInt rN = iregNo(i->ARM64in.Cmp.argL); |
| 3197 | ARM64RIA* argR = i->ARM64in.Cmp.argR; |
| 3198 | Bool is64 = i->ARM64in.Cmp.is64; |
| 3199 | switch (argR->tag) { |
| 3200 | case ARM64riA_I12: |
| 3201 | /* 1 11 10001 sh imm12 Rn Rd = SUBS Xd, Xn, #imm */ |
| 3202 | /* 0 11 10001 sh imm12 Rn Rd = SUBS Wd, Wn, #imm */ |
| 3203 | *p++ = X_2_6_2_12_5_5( |
| 3204 | is64 ? X11 : X01, X110001, |
| 3205 | argR->ARM64riA.I12.shift == 12 ? X01 : X00, |
| 3206 | argR->ARM64riA.I12.imm12, rN, rD); |
| 3207 | break; |
| 3208 | case ARM64riA_R: { |
| 3209 | /* 1 11 01011 00 0 Rm 000000 Rn Rd = SUBS Xd, Xn, Xm */ |
| 3210 | /* 0 11 01011 00 0 Rm 000000 Rn Rd = SUBS Wd, Wn, Wm */ |
| 3211 | UInt rM = iregNo(i->ARM64in.Cmp.argR->ARM64riA.R.reg); |
| 3212 | *p++ = X_3_8_5_6_5_5(is64 ? X111 : X011, |
| 3213 | X01011000, rM, X000000, rN, rD); |
| 3214 | break; |
| 3215 | } |
| 3216 | default: |
| 3217 | goto bad; |
| 3218 | } |
| 3219 | goto done; |
| 3220 | } |
| 3221 | case ARM64in_Logic: { |
| 3222 | UInt rD = iregNo(i->ARM64in.Logic.dst); |
| 3223 | UInt rN = iregNo(i->ARM64in.Logic.argL); |
| 3224 | ARM64RIL* argR = i->ARM64in.Logic.argR; |
| 3225 | UInt opc = 0; /* invalid */ |
| 3226 | vassert(rD < 31); |
| 3227 | vassert(rN < 31); |
| 3228 | switch (i->ARM64in.Logic.op) { |
| 3229 | case ARM64lo_OR: opc = X101; break; |
| 3230 | case ARM64lo_AND: opc = X100; break; |
| 3231 | case ARM64lo_XOR: opc = X110; break; |
| 3232 | default: break; |
| 3233 | } |
| 3234 | vassert(opc != 0); |
| 3235 | switch (argR->tag) { |
| 3236 | case ARM64riL_I13: { |
| 3237 | /* 1 01 100100 N immR immS Rn Rd = ORR <Xd|Sp>, Xn, #imm */ |
| 3238 | /* 1 00 100100 N immR immS Rn Rd = AND <Xd|Sp>, Xn, #imm */ |
| 3239 | /* 1 10 100100 N immR immS Rn Rd = EOR <Xd|Sp>, Xn, #imm */ |
| 3240 | *p++ = X_3_6_1_6_6_5_5( |
| 3241 | opc, X100100, argR->ARM64riL.I13.bitN, |
| 3242 | argR->ARM64riL.I13.immR, argR->ARM64riL.I13.immS, |
| 3243 | rN, rD |
| 3244 | ); |
| 3245 | break; |
| 3246 | } |
| 3247 | case ARM64riL_R: { |
| 3248 | /* 1 01 01010 00 0 m 000000 n d = ORR Xd, Xn, Xm */ |
| 3249 | /* 1 00 01010 00 0 m 000000 n d = AND Xd, Xn, Xm */ |
| 3250 | /* 1 10 01010 00 0 m 000000 n d = EOR Xd, Xn, Xm */ |
| 3251 | UInt rM = iregNo(argR->ARM64riL.R.reg); |
| 3252 | vassert(rM < 31); |
| 3253 | *p++ = X_3_8_5_6_5_5(opc, X01010000, rM, X000000, rN, rD); |
| 3254 | break; |
| 3255 | } |
| 3256 | default: |
| 3257 | goto bad; |
| 3258 | } |
| 3259 | goto done; |
| 3260 | } |
| 3261 | case ARM64in_Test: { |
| 3262 | UInt rD = 31; /* XZR, we are going to dump the result */ |
| 3263 | UInt rN = iregNo(i->ARM64in.Test.argL); |
| 3264 | ARM64RIL* argR = i->ARM64in.Test.argR; |
| 3265 | switch (argR->tag) { |
| 3266 | case ARM64riL_I13: { |
| 3267 | /* 1 11 100100 N immR immS Rn Rd = ANDS Xd, Xn, #imm */ |
| 3268 | *p++ = X_3_6_1_6_6_5_5( |
| 3269 | X111, X100100, argR->ARM64riL.I13.bitN, |
| 3270 | argR->ARM64riL.I13.immR, argR->ARM64riL.I13.immS, |
| 3271 | rN, rD |
| 3272 | ); |
| 3273 | break; |
| 3274 | } |
| 3275 | default: |
| 3276 | goto bad; |
| 3277 | } |
| 3278 | goto done; |
| 3279 | } |
| 3280 | case ARM64in_Shift: { |
| 3281 | UInt rD = iregNo(i->ARM64in.Shift.dst); |
| 3282 | UInt rN = iregNo(i->ARM64in.Shift.argL); |
| 3283 | ARM64RI6* argR = i->ARM64in.Shift.argR; |
| 3284 | vassert(rD < 31); |
| 3285 | vassert(rN < 31); |
| 3286 | switch (argR->tag) { |
| 3287 | case ARM64ri6_I6: { |
| 3288 | /* 110 1001101 (63-sh) (64-sh) nn dd LSL Xd, Xn, sh */ |
| 3289 | /* 110 1001101 sh 63 nn dd LSR Xd, Xn, sh */ |
| 3290 | /* 100 1001101 sh 63 nn dd ASR Xd, Xn, sh */ |
| 3291 | UInt sh = argR->ARM64ri6.I6.imm6; |
| 3292 | vassert(sh > 0 && sh < 64); |
| 3293 | switch (i->ARM64in.Shift.op) { |
| 3294 | case ARM64sh_SHL: |
| 3295 | *p++ = X_3_6_1_6_6_5_5(X110, X100110, |
| 3296 | 1, 64-sh, 63-sh, rN, rD); |
| 3297 | break; |
| 3298 | case ARM64sh_SHR: |
| 3299 | *p++ = X_3_6_1_6_6_5_5(X110, X100110, 1, sh, 63, rN, rD); |
| 3300 | break; |
| 3301 | case ARM64sh_SAR: |
| 3302 | *p++ = X_3_6_1_6_6_5_5(X100, X100110, 1, sh, 63, rN, rD); |
| 3303 | break; |
| 3304 | default: |
| 3305 | vassert(0); |
| 3306 | } |
| 3307 | break; |
| 3308 | } |
| 3309 | case ARM64ri6_R: { |
| 3310 | /* 100 1101 0110 mm 001000 nn dd LSL Xd, Xn, Xm */ |
| 3311 | /* 100 1101 0110 mm 001001 nn dd LSR Xd, Xn, Xm */ |
| 3312 | /* 100 1101 0110 mm 001010 nn dd ASR Xd, Xn, Xm */ |
| 3313 | UInt rM = iregNo(argR->ARM64ri6.R.reg); |
| 3314 | vassert(rM < 31); |
| 3315 | UInt subOpc = 0; |
| 3316 | switch (i->ARM64in.Shift.op) { |
| 3317 | case ARM64sh_SHL: subOpc = X001000; break; |
| 3318 | case ARM64sh_SHR: subOpc = X001001; break; |
| 3319 | case ARM64sh_SAR: subOpc = X001010; break; |
| 3320 | default: vassert(0); |
| 3321 | } |
| 3322 | *p++ = X_3_8_5_6_5_5(X100, X11010110, rM, subOpc, rN, rD); |
| 3323 | break; |
| 3324 | } |
| 3325 | default: |
| 3326 | vassert(0); |
| 3327 | } |
| 3328 | goto done; |
| 3329 | } |
| 3330 | case ARM64in_Unary: { |
| 3331 | UInt rDst = iregNo(i->ARM64in.Unary.dst); |
| 3332 | UInt rSrc = iregNo(i->ARM64in.Unary.src); |
| 3333 | switch (i->ARM64in.Unary.op) { |
| 3334 | case ARM64un_CLZ: |
| 3335 | /* 1 10 1101 0110 00000 00010 0 nn dd CLZ Xd, Xn */ |
| 3336 | /* 1 10 1101 0110 00000 00010 1 nn dd CLS Xd, Xn (unimp) */ |
| 3337 | *p++ = X_3_8_5_6_5_5(X110, |
| 3338 | X11010110, X00000, X000100, rSrc, rDst); |
| 3339 | goto done; |
| 3340 | case ARM64un_NEG: |
| 3341 | /* 1 10 01011 000 m 000000 11111 d NEG Xd,Xm */ |
| 3342 | /* 0 10 01011 000 m 000000 11111 d NEG Wd,Wm (unimp) */ |
| 3343 | *p++ = X_3_8_5_6_5_5(X110, |
| 3344 | X01011000, rSrc, X000000, X11111, rDst); |
| 3345 | goto done; |
| 3346 | case ARM64un_NOT: { |
| 3347 | /* 1 01 01010 00 1 m 000000 11111 d MVN Xd,Xm */ |
| 3348 | *p++ = X_3_8_5_6_5_5(X101, |
| 3349 | X01010001, rSrc, X000000, X11111, rDst); |
| 3350 | goto done; |
| 3351 | } |
| 3352 | default: |
| 3353 | break; |
| 3354 | } |
| 3355 | goto bad; |
| 3356 | } |
| 3357 | case ARM64in_MovI: { |
| 3358 | /* We generate the "preferred form", ORR Xd, XZR, Xm |
| 3359 | 101 01010 00 0 m 000000 11111 d |
| 3360 | */ |
| 3361 | UInt instr = 0xAA0003E0; |
| 3362 | UInt d = iregNo(i->ARM64in.MovI.dst); |
| 3363 | UInt m = iregNo(i->ARM64in.MovI.src); |
| 3364 | *p++ = instr | ((m & 31) << 16) | ((d & 31) << 0); |
| 3365 | goto done; |
| 3366 | } |
| 3367 | case ARM64in_Imm64: { |
| 3368 | p = imm64_to_iregNo( p, iregNo(i->ARM64in.Imm64.dst), |
| 3369 | i->ARM64in.Imm64.imm64 ); |
| 3370 | goto done; |
| 3371 | } |
| 3372 | case ARM64in_LdSt64: { |
| 3373 | p = do_load_or_store64( p, i->ARM64in.LdSt64.isLoad, |
| 3374 | iregNo(i->ARM64in.LdSt64.rD), |
| 3375 | i->ARM64in.LdSt64.amode ); |
| 3376 | goto done; |
| 3377 | } |
| 3378 | case ARM64in_LdSt32: { |
| 3379 | p = do_load_or_store32( p, i->ARM64in.LdSt32.isLoad, |
| 3380 | iregNo(i->ARM64in.LdSt32.rD), |
| 3381 | i->ARM64in.LdSt32.amode ); |
| 3382 | goto done; |
| 3383 | } |
| 3384 | case ARM64in_LdSt16: { |
| 3385 | p = do_load_or_store16( p, i->ARM64in.LdSt16.isLoad, |
| 3386 | iregNo(i->ARM64in.LdSt16.rD), |
| 3387 | i->ARM64in.LdSt16.amode ); |
| 3388 | goto done; |
| 3389 | } |
| 3390 | case ARM64in_LdSt8: { |
| 3391 | p = do_load_or_store8( p, i->ARM64in.LdSt8.isLoad, |
| 3392 | iregNo(i->ARM64in.LdSt8.rD), |
| 3393 | i->ARM64in.LdSt8.amode ); |
| 3394 | goto done; |
| 3395 | } |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 3396 | |
| 3397 | case ARM64in_XDirect: { |
| 3398 | /* NB: what goes on here has to be very closely coordinated |
| 3399 | with chainXDirect_ARM64 and unchainXDirect_ARM64 below. */ |
| 3400 | /* We're generating chain-me requests here, so we need to be |
| 3401 | sure this is actually allowed -- no-redir translations |
| 3402 | can't use chain-me's. Hence: */ |
| 3403 | vassert(disp_cp_chain_me_to_slowEP != NULL); |
| 3404 | vassert(disp_cp_chain_me_to_fastEP != NULL); |
| 3405 | |
| 3406 | /* Use ptmp for backpatching conditional jumps. */ |
| 3407 | UInt* ptmp = NULL; |
| 3408 | |
| 3409 | /* First off, if this is conditional, create a conditional |
| 3410 | jump over the rest of it. Or at least, leave a space for |
| 3411 | it that we will shortly fill in. */ |
| 3412 | if (i->ARM64in.XDirect.cond != ARM64cc_AL) { |
| 3413 | vassert(i->ARM64in.XDirect.cond != ARM64cc_NV); |
| 3414 | ptmp = p; |
| 3415 | *p++ = 0; |
| 3416 | } |
| 3417 | |
| 3418 | /* Update the guest PC. */ |
| 3419 | /* imm64 x9, dstGA */ |
| 3420 | /* str x9, amPC */ |
| 3421 | p = imm64_to_iregNo(p, /*x*/9, i->ARM64in.XDirect.dstGA); |
| 3422 | p = do_load_or_store64(p, False/*!isLoad*/, |
| 3423 | /*x*/9, i->ARM64in.XDirect.amPC); |
| 3424 | |
| 3425 | /* --- FIRST PATCHABLE BYTE follows --- */ |
| 3426 | /* VG_(disp_cp_chain_me_to_{slowEP,fastEP}) (where we're |
| 3427 | calling to) backs up the return address, so as to find the |
| 3428 | address of the first patchable byte. So: don't change the |
| 3429 | number of instructions (5) below. */ |
| 3430 | /* movw x9, VG_(disp_cp_chain_me_to_{slowEP,fastEP})[15:0] */ |
| 3431 | /* movk x9, VG_(disp_cp_chain_me_to_{slowEP,fastEP})[31:15], lsl 16 */ |
| 3432 | /* movk x9, VG_(disp_cp_chain_me_to_{slowEP,fastEP})[47:32], lsl 32 */ |
| 3433 | /* movk x9, VG_(disp_cp_chain_me_to_{slowEP,fastEP})[63:48], lsl 48 */ |
| 3434 | /* blr x9 */ |
florian | 8462d11 | 2014-09-24 15:18:09 +0000 | [diff] [blame] | 3435 | const void* disp_cp_chain_me |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 3436 | = i->ARM64in.XDirect.toFastEP ? disp_cp_chain_me_to_fastEP |
| 3437 | : disp_cp_chain_me_to_slowEP; |
| 3438 | p = imm64_to_iregNo_EXACTLY4(p, /*x*/9, |
| 3439 | Ptr_to_ULong(disp_cp_chain_me)); |
| 3440 | *p++ = 0xD63F0120; |
| 3441 | /* --- END of PATCHABLE BYTES --- */ |
| 3442 | |
| 3443 | /* Fix up the conditional jump, if there was one. */ |
| 3444 | if (i->ARM64in.XDirect.cond != ARM64cc_AL) { |
| 3445 | Int delta = (UChar*)p - (UChar*)ptmp; /* must be signed */ |
| 3446 | vassert(delta > 0 && delta < 40); |
| 3447 | vassert((delta & 3) == 0); |
| 3448 | UInt notCond = 1 ^ (UInt)i->ARM64in.XDirect.cond; |
| 3449 | vassert(notCond <= 13); /* Neither AL nor NV */ |
| 3450 | vassert(ptmp != NULL); |
| 3451 | delta = delta >> 2; |
| 3452 | *ptmp = X_8_19_1_4(X01010100, delta & ((1<<19)-1), 0, notCond); |
| 3453 | } |
| 3454 | goto done; |
| 3455 | } |
| 3456 | |
| 3457 | case ARM64in_XIndir: { |
| 3458 | // XIndir is more or less the same as XAssisted, except |
| 3459 | // we don't have a trc value to hand back, so there's no |
| 3460 | // write to r21 |
| 3461 | /* Use ptmp for backpatching conditional jumps. */ |
| 3462 | //UInt* ptmp = NULL; |
| 3463 | |
| 3464 | /* First off, if this is conditional, create a conditional |
| 3465 | jump over the rest of it. Or at least, leave a space for |
| 3466 | it that we will shortly fill in. */ |
| 3467 | if (i->ARM64in.XIndir.cond != ARM64cc_AL) { |
| 3468 | vassert(0); //ATC |
| 3469 | //ZZ vassert(i->ARMin.XIndir.cond != ARMcc_NV); |
| 3470 | //ZZ ptmp = p; |
| 3471 | //ZZ *p++ = 0; |
| 3472 | } |
| 3473 | |
| 3474 | /* Update the guest PC. */ |
| 3475 | /* str r-dstGA, amPC */ |
| 3476 | p = do_load_or_store64(p, False/*!isLoad*/, |
| 3477 | iregNo(i->ARM64in.XIndir.dstGA), |
| 3478 | i->ARM64in.XIndir.amPC); |
| 3479 | |
| 3480 | /* imm64 x9, VG_(disp_cp_xindir) */ |
| 3481 | /* br x9 */ |
| 3482 | p = imm64_to_iregNo(p, /*x*/9, Ptr_to_ULong(disp_cp_xindir)); |
| 3483 | *p++ = 0xD61F0120; /* br x9 */ |
| 3484 | |
| 3485 | /* Fix up the conditional jump, if there was one. */ |
| 3486 | if (i->ARM64in.XIndir.cond != ARM64cc_AL) { |
| 3487 | vassert(0); //ATC |
| 3488 | //ZZ Int delta = (UChar*)p - (UChar*)ptmp; /* must be signed */ |
| 3489 | //ZZ vassert(delta > 0 && delta < 40); |
| 3490 | //ZZ vassert((delta & 3) == 0); |
| 3491 | //ZZ UInt notCond = 1 ^ (UInt)i->ARMin.XIndir.cond; |
| 3492 | //ZZ vassert(notCond <= 13); /* Neither AL nor NV */ |
| 3493 | //ZZ delta = (delta >> 2) - 2; |
| 3494 | //ZZ *ptmp = XX______(notCond, X1010) | (delta & 0xFFFFFF); |
| 3495 | } |
| 3496 | goto done; |
| 3497 | } |
| 3498 | |
| 3499 | case ARM64in_XAssisted: { |
| 3500 | /* Use ptmp for backpatching conditional jumps. */ |
| 3501 | UInt* ptmp = NULL; |
| 3502 | |
| 3503 | /* First off, if this is conditional, create a conditional |
| 3504 | jump over the rest of it. Or at least, leave a space for |
| 3505 | it that we will shortly fill in. I think this can only |
| 3506 | ever happen when VEX is driven by the switchbacker. */ |
| 3507 | if (i->ARM64in.XAssisted.cond != ARM64cc_AL) { |
| 3508 | vassert(i->ARM64in.XDirect.cond != ARM64cc_NV); |
| 3509 | ptmp = p; |
| 3510 | *p++ = 0; |
| 3511 | } |
| 3512 | |
| 3513 | /* Update the guest PC. */ |
| 3514 | /* str r-dstGA, amPC */ |
| 3515 | p = do_load_or_store64(p, False/*!isLoad*/, |
| 3516 | iregNo(i->ARM64in.XAssisted.dstGA), |
| 3517 | i->ARM64in.XAssisted.amPC); |
| 3518 | |
| 3519 | /* movw r21, $magic_number */ |
| 3520 | UInt trcval = 0; |
| 3521 | switch (i->ARM64in.XAssisted.jk) { |
| 3522 | case Ijk_ClientReq: trcval = VEX_TRC_JMP_CLIENTREQ; break; |
| 3523 | case Ijk_Sys_syscall: trcval = VEX_TRC_JMP_SYS_SYSCALL; break; |
| 3524 | //case Ijk_Sys_int128: trcval = VEX_TRC_JMP_SYS_INT128; break; |
| 3525 | //case Ijk_Yield: trcval = VEX_TRC_JMP_YIELD; break; |
| 3526 | //case Ijk_EmWarn: trcval = VEX_TRC_JMP_EMWARN; break; |
| 3527 | //case Ijk_MapFail: trcval = VEX_TRC_JMP_MAPFAIL; break; |
| 3528 | case Ijk_NoDecode: trcval = VEX_TRC_JMP_NODECODE; break; |
sewardj | 05f5e01 | 2014-05-04 10:52:11 +0000 | [diff] [blame] | 3529 | case Ijk_InvalICache: trcval = VEX_TRC_JMP_INVALICACHE; break; |
sewardj | 6590299 | 2014-05-03 21:20:56 +0000 | [diff] [blame] | 3530 | case Ijk_FlushDCache: trcval = VEX_TRC_JMP_FLUSHDCACHE; break; |
sewardj | 99c1f81 | 2014-03-09 09:41:56 +0000 | [diff] [blame] | 3531 | case Ijk_NoRedir: trcval = VEX_TRC_JMP_NOREDIR; break; |
sewardj | 39b5168 | 2014-11-25 12:17:53 +0000 | [diff] [blame] | 3532 | case Ijk_SigTRAP: trcval = VEX_TRC_JMP_SIGTRAP; break; |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 3533 | //case Ijk_SigSEGV: trcval = VEX_TRC_JMP_SIGSEGV; break; |
| 3534 | case Ijk_Boring: trcval = VEX_TRC_JMP_BORING; break; |
| 3535 | /* We don't expect to see the following being assisted. */ |
| 3536 | //case Ijk_Ret: |
| 3537 | //case Ijk_Call: |
| 3538 | /* fallthrough */ |
| 3539 | default: |
| 3540 | ppIRJumpKind(i->ARM64in.XAssisted.jk); |
| 3541 | vpanic("emit_ARM64Instr.ARM64in_XAssisted: " |
| 3542 | "unexpected jump kind"); |
| 3543 | } |
| 3544 | vassert(trcval != 0); |
| 3545 | p = imm64_to_iregNo(p, /*x*/21, (ULong)trcval); |
| 3546 | |
| 3547 | /* imm64 x9, VG_(disp_cp_xassisted) */ |
| 3548 | /* br x9 */ |
| 3549 | p = imm64_to_iregNo(p, /*x*/9, Ptr_to_ULong(disp_cp_xassisted)); |
| 3550 | *p++ = 0xD61F0120; /* br x9 */ |
| 3551 | |
| 3552 | /* Fix up the conditional jump, if there was one. */ |
| 3553 | if (i->ARM64in.XAssisted.cond != ARM64cc_AL) { |
| 3554 | Int delta = (UChar*)p - (UChar*)ptmp; /* must be signed */ |
| 3555 | vassert(delta > 0 && delta < 40); |
| 3556 | vassert((delta & 3) == 0); |
| 3557 | UInt notCond = 1 ^ (UInt)i->ARM64in.XDirect.cond; |
| 3558 | vassert(notCond <= 13); /* Neither AL nor NV */ |
| 3559 | vassert(ptmp != NULL); |
| 3560 | delta = delta >> 2; |
| 3561 | *ptmp = X_8_19_1_4(X01010100, delta & ((1<<19)-1), 0, notCond); |
| 3562 | } |
| 3563 | goto done; |
| 3564 | } |
| 3565 | |
| 3566 | case ARM64in_CSel: { |
| 3567 | /* 100 1101 0100 mm cond 00 nn dd = CSEL Xd, Xn, Xm, cond */ |
| 3568 | UInt dd = iregNo(i->ARM64in.CSel.dst); |
| 3569 | UInt nn = iregNo(i->ARM64in.CSel.argL); |
| 3570 | UInt mm = iregNo(i->ARM64in.CSel.argR); |
| 3571 | UInt cond = (UInt)i->ARM64in.CSel.cond; |
| 3572 | vassert(dd < 31 && nn < 31 && mm < 31 && cond < 16); |
| 3573 | *p++ = X_3_8_5_6_5_5(X100, X11010100, mm, cond << 2, nn, dd); |
| 3574 | goto done; |
| 3575 | } |
| 3576 | |
| 3577 | case ARM64in_Call: { |
| 3578 | /* We'll use x9 as a scratch register to put the target |
| 3579 | address in. */ |
| 3580 | if (i->ARM64in.Call.cond != ARM64cc_AL |
| 3581 | && i->ARM64in.Call.rloc.pri != RLPri_None) { |
| 3582 | /* The call might not happen (it isn't unconditional) and |
| 3583 | it returns a result. In this case we will need to |
| 3584 | generate a control flow diamond to put 0x555..555 in |
| 3585 | the return register(s) in the case where the call |
| 3586 | doesn't happen. If this ever becomes necessary, maybe |
| 3587 | copy code from the 32-bit ARM equivalent. Until that |
| 3588 | day, just give up. */ |
| 3589 | goto bad; |
| 3590 | } |
| 3591 | |
| 3592 | UInt* ptmp = NULL; |
| 3593 | if (i->ARM64in.Call.cond != ARM64cc_AL) { |
| 3594 | /* Create a hole to put a conditional branch in. We'll |
| 3595 | patch it once we know the branch length. */ |
| 3596 | ptmp = p; |
| 3597 | *p++ = 0; |
| 3598 | } |
| 3599 | |
| 3600 | // x9 = &target |
| 3601 | p = imm64_to_iregNo( (UInt*)p, |
| 3602 | /*x*/9, (ULong)i->ARM64in.Call.target ); |
| 3603 | // blr x9 |
| 3604 | *p++ = 0xD63F0120; |
| 3605 | |
| 3606 | // Patch the hole if necessary |
| 3607 | if (i->ARM64in.Call.cond != ARM64cc_AL) { |
| 3608 | ULong dist = (ULong)(p - ptmp); |
| 3609 | /* imm64_to_iregNo produces between 1 and 4 insns, and |
| 3610 | then there's the BLR itself. Hence: */ |
| 3611 | vassert(dist >= 2 && dist <= 5); |
| 3612 | vassert(ptmp != NULL); |
| 3613 | // 01010100 simm19 0 cond = B.cond (here + simm19 << 2) |
| 3614 | *ptmp = X_8_19_1_4(X01010100, dist, 0, |
| 3615 | 1 ^ (UInt)i->ARM64in.Call.cond); |
| 3616 | } else { |
| 3617 | vassert(ptmp == NULL); |
| 3618 | } |
| 3619 | |
| 3620 | goto done; |
| 3621 | } |
| 3622 | |
| 3623 | case ARM64in_AddToSP: { |
| 3624 | /* 10,0 10001 00 imm12 11111 11111 ADD xsp, xsp, #imm12 |
| 3625 | 11,0 10001 00 imm12 11111 11111 SUB xsp, xsp, #imm12 |
| 3626 | */ |
| 3627 | Int simm12 = i->ARM64in.AddToSP.simm; |
| 3628 | vassert(-4096 < simm12 && simm12 < 4096); |
| 3629 | vassert(0 == (simm12 & 0xF)); |
| 3630 | if (simm12 >= 0) { |
| 3631 | *p++ = X_2_6_2_12_5_5(X10, X010001, X00, simm12, X11111, X11111); |
| 3632 | } else { |
| 3633 | *p++ = X_2_6_2_12_5_5(X11, X010001, X00, -simm12, X11111, X11111); |
| 3634 | } |
| 3635 | goto done; |
| 3636 | } |
| 3637 | |
| 3638 | case ARM64in_FromSP: { |
| 3639 | /* 10,0 10001 00 0..(12)..0 11111 dd MOV Xd, xsp */ |
| 3640 | UInt dd = iregNo(i->ARM64in.FromSP.dst); |
| 3641 | vassert(dd < 31); |
| 3642 | *p++ = X_2_6_2_12_5_5(X10, X010001, X00, 0, X11111, dd); |
| 3643 | goto done; |
| 3644 | } |
| 3645 | |
| 3646 | case ARM64in_Mul: { |
| 3647 | /* 100 11011 110 mm 011111 nn dd UMULH Xd, Xn,Xm |
| 3648 | 100 11011 010 mm 011111 nn dd SMULH Xd, Xn,Xm |
| 3649 | 100 11011 000 mm 011111 nn dd MUL Xd, Xn,Xm |
| 3650 | */ |
| 3651 | UInt dd = iregNo(i->ARM64in.Mul.dst); |
| 3652 | UInt nn = iregNo(i->ARM64in.Mul.argL); |
| 3653 | UInt mm = iregNo(i->ARM64in.Mul.argR); |
| 3654 | vassert(dd < 31 && nn < 31 && mm < 31); |
| 3655 | switch (i->ARM64in.Mul.op) { |
| 3656 | case ARM64mul_ZX: |
| 3657 | *p++ = X_3_8_5_6_5_5(X100, X11011110, mm, X011111, nn, dd); |
| 3658 | goto done; |
sewardj | 7fce7cc | 2014-05-07 09:41:40 +0000 | [diff] [blame] | 3659 | case ARM64mul_SX: |
| 3660 | *p++ = X_3_8_5_6_5_5(X100, X11011010, mm, X011111, nn, dd); |
| 3661 | goto done; |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 3662 | case ARM64mul_PLAIN: |
| 3663 | *p++ = X_3_8_5_6_5_5(X100, X11011000, mm, X011111, nn, dd); |
| 3664 | goto done; |
| 3665 | default: |
| 3666 | vassert(0); |
| 3667 | } |
| 3668 | goto bad; |
| 3669 | } |
sewardj | 7d00913 | 2014-02-20 17:43:38 +0000 | [diff] [blame] | 3670 | case ARM64in_LdrEX: { |
| 3671 | /* 085F7C82 ldxrb w2, [x4] |
| 3672 | 485F7C82 ldxrh w2, [x4] |
| 3673 | 885F7C82 ldxr w2, [x4] |
| 3674 | C85F7C82 ldxr x2, [x4] |
| 3675 | */ |
| 3676 | switch (i->ARM64in.LdrEX.szB) { |
| 3677 | case 1: *p++ = 0x085F7C82; goto done; |
| 3678 | case 2: *p++ = 0x485F7C82; goto done; |
| 3679 | case 4: *p++ = 0x885F7C82; goto done; |
| 3680 | case 8: *p++ = 0xC85F7C82; goto done; |
| 3681 | default: break; |
| 3682 | } |
| 3683 | goto bad; |
| 3684 | } |
| 3685 | case ARM64in_StrEX: { |
| 3686 | /* 08007C82 stxrb w0, w2, [x4] |
| 3687 | 48007C82 stxrh w0, w2, [x4] |
| 3688 | 88007C82 stxr w0, w2, [x4] |
| 3689 | C8007C82 stxr w0, x2, [x4] |
| 3690 | */ |
| 3691 | switch (i->ARM64in.StrEX.szB) { |
| 3692 | case 1: *p++ = 0x08007C82; goto done; |
| 3693 | case 2: *p++ = 0x48007C82; goto done; |
| 3694 | case 4: *p++ = 0x88007C82; goto done; |
| 3695 | case 8: *p++ = 0xC8007C82; goto done; |
| 3696 | default: break; |
| 3697 | } |
| 3698 | goto bad; |
| 3699 | } |
| 3700 | case ARM64in_MFence: { |
| 3701 | *p++ = 0xD5033F9F; /* DSB sy */ |
| 3702 | *p++ = 0xD5033FBF; /* DMB sy */ |
| 3703 | *p++ = 0xD5033FDF; /* ISB */ |
| 3704 | goto done; |
| 3705 | } |
| 3706 | //case ARM64in_CLREX: { |
| 3707 | // //ATC, but believed to be correct |
| 3708 | // goto bad; |
| 3709 | // *p++ = 0xD5033F5F; /* clrex */ |
| 3710 | // goto done; |
| 3711 | //} |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 3712 | case ARM64in_VLdStS: { |
| 3713 | /* 10 111101 01 imm12 n t LDR St, [Xn|SP, #imm12 * 4] |
| 3714 | 10 111101 00 imm12 n t STR St, [Xn|SP, #imm12 * 4] |
| 3715 | */ |
| 3716 | UInt sD = dregNo(i->ARM64in.VLdStS.sD); |
| 3717 | UInt rN = iregNo(i->ARM64in.VLdStS.rN); |
| 3718 | UInt uimm12 = i->ARM64in.VLdStS.uimm12; |
| 3719 | Bool isLD = i->ARM64in.VLdStS.isLoad; |
| 3720 | vassert(uimm12 < 16384 && 0 == (uimm12 & 3)); |
| 3721 | uimm12 >>= 2; |
| 3722 | vassert(uimm12 < (1<<12)); |
| 3723 | vassert(sD < 32); |
| 3724 | vassert(rN < 31); |
| 3725 | *p++ = X_2_6_2_12_5_5(X10, X111101, isLD ? X01 : X00, |
| 3726 | uimm12, rN, sD); |
| 3727 | goto done; |
| 3728 | } |
| 3729 | case ARM64in_VLdStD: { |
| 3730 | /* 11 111101 01 imm12 n t LDR Dt, [Xn|SP, #imm12 * 8] |
| 3731 | 11 111101 00 imm12 n t STR Dt, [Xn|SP, #imm12 * 8] |
| 3732 | */ |
| 3733 | UInt dD = dregNo(i->ARM64in.VLdStD.dD); |
| 3734 | UInt rN = iregNo(i->ARM64in.VLdStD.rN); |
| 3735 | UInt uimm12 = i->ARM64in.VLdStD.uimm12; |
| 3736 | Bool isLD = i->ARM64in.VLdStD.isLoad; |
| 3737 | vassert(uimm12 < 32768 && 0 == (uimm12 & 7)); |
| 3738 | uimm12 >>= 3; |
| 3739 | vassert(uimm12 < (1<<12)); |
| 3740 | vassert(dD < 32); |
| 3741 | vassert(rN < 31); |
| 3742 | *p++ = X_2_6_2_12_5_5(X11, X111101, isLD ? X01 : X00, |
| 3743 | uimm12, rN, dD); |
| 3744 | goto done; |
| 3745 | } |
| 3746 | case ARM64in_VLdStQ: { |
| 3747 | /* 0100 1100 0000 0000 0111 11 rN rQ st1 {vQ.2d}, [<rN|SP>] |
| 3748 | 0100 1100 0100 0000 0111 11 rN rQ ld1 {vQ.2d}, [<rN|SP>] |
| 3749 | */ |
| 3750 | UInt rQ = qregNo(i->ARM64in.VLdStQ.rQ); |
| 3751 | UInt rN = iregNo(i->ARM64in.VLdStQ.rN); |
| 3752 | vassert(rQ < 32); |
| 3753 | vassert(rN < 31); |
| 3754 | if (i->ARM64in.VLdStQ.isLoad) { |
| 3755 | *p++ = 0x4C407C00 | (rN << 5) | rQ; |
| 3756 | } else { |
| 3757 | *p++ = 0x4C007C00 | (rN << 5) | rQ; |
| 3758 | } |
| 3759 | goto done; |
| 3760 | } |
| 3761 | case ARM64in_VCvtI2F: { |
| 3762 | /* 31 28 23 21 20 18 15 9 4 |
| 3763 | 000 11110 00 1 00 010 000000 n d SCVTF Sd, Wn |
| 3764 | 000 11110 01 1 00 010 000000 n d SCVTF Dd, Wn |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 3765 | 100 11110 00 1 00 010 000000 n d SCVTF Sd, Xn |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 3766 | 100 11110 01 1 00 010 000000 n d SCVTF Dd, Xn |
| 3767 | 000 11110 00 1 00 011 000000 n d UCVTF Sd, Wn |
| 3768 | 000 11110 01 1 00 011 000000 n d UCVTF Dd, Wn |
| 3769 | 100 11110 00 1 00 011 000000 n d UCVTF Sd, Xn |
| 3770 | 100 11110 01 1 00 011 000000 n d UCVTF Dd, Xn |
| 3771 | */ |
| 3772 | UInt rN = iregNo(i->ARM64in.VCvtI2F.rS); |
| 3773 | UInt rD = dregNo(i->ARM64in.VCvtI2F.rD); |
| 3774 | ARM64CvtOp how = i->ARM64in.VCvtI2F.how; |
| 3775 | /* Just handle cases as they show up. */ |
| 3776 | switch (how) { |
| 3777 | case ARM64cvt_F32_I32S: /* SCVTF Sd, Wn */ |
| 3778 | *p++ = X_3_5_8_6_5_5(X000, X11110, X00100010, X000000, rN, rD); |
| 3779 | break; |
| 3780 | case ARM64cvt_F64_I32S: /* SCVTF Dd, Wn */ |
| 3781 | *p++ = X_3_5_8_6_5_5(X000, X11110, X01100010, X000000, rN, rD); |
| 3782 | break; |
| 3783 | case ARM64cvt_F32_I64S: /* SCVTF Sd, Xn */ |
| 3784 | *p++ = X_3_5_8_6_5_5(X100, X11110, X00100010, X000000, rN, rD); |
| 3785 | break; |
| 3786 | case ARM64cvt_F64_I64S: /* SCVTF Dd, Xn */ |
| 3787 | *p++ = X_3_5_8_6_5_5(X100, X11110, X01100010, X000000, rN, rD); |
| 3788 | break; |
sewardj | 1eaaec2 | 2014-03-07 22:52:19 +0000 | [diff] [blame] | 3789 | case ARM64cvt_F32_I32U: /* UCVTF Sd, Wn */ |
| 3790 | *p++ = X_3_5_8_6_5_5(X000, X11110, X00100011, X000000, rN, rD); |
| 3791 | break; |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 3792 | case ARM64cvt_F64_I32U: /* UCVTF Dd, Wn */ |
| 3793 | *p++ = X_3_5_8_6_5_5(X000, X11110, X01100011, X000000, rN, rD); |
| 3794 | break; |
| 3795 | case ARM64cvt_F32_I64U: /* UCVTF Sd, Xn */ |
| 3796 | *p++ = X_3_5_8_6_5_5(X100, X11110, X00100011, X000000, rN, rD); |
| 3797 | break; |
| 3798 | case ARM64cvt_F64_I64U: /* UCVTF Dd, Xn */ |
| 3799 | *p++ = X_3_5_8_6_5_5(X100, X11110, X01100011, X000000, rN, rD); |
| 3800 | break; |
| 3801 | default: |
| 3802 | goto bad; //ATC |
| 3803 | } |
| 3804 | goto done; |
| 3805 | } |
| 3806 | case ARM64in_VCvtF2I: { |
| 3807 | /* 30 23 20 18 15 9 4 |
| 3808 | sf 00,11110,0x 1 00 000,000000 n d FCVTNS Rd, Fn (round to |
| 3809 | sf 00,11110,0x 1 00 001,000000 n d FCVTNU Rd, Fn nearest) |
| 3810 | ---------------- 01 -------------- FCVTP-------- (round to +inf) |
| 3811 | ---------------- 10 -------------- FCVTM-------- (round to -inf) |
| 3812 | ---------------- 11 -------------- FCVTZ-------- (round to zero) |
| 3813 | |
| 3814 | Rd is Xd when sf==1, Wd when sf==0 |
| 3815 | Fn is Dn when x==1, Sn when x==0 |
| 3816 | 20:19 carry the rounding mode, using the same encoding as FPCR |
| 3817 | */ |
| 3818 | UInt rD = iregNo(i->ARM64in.VCvtF2I.rD); |
| 3819 | UInt rN = dregNo(i->ARM64in.VCvtF2I.rS); |
| 3820 | ARM64CvtOp how = i->ARM64in.VCvtF2I.how; |
| 3821 | UChar armRM = i->ARM64in.VCvtF2I.armRM; |
| 3822 | /* Just handle cases as they show up. */ |
| 3823 | switch (how) { |
| 3824 | case ARM64cvt_F64_I32S: /* FCVTxS Wd, Dn */ |
| 3825 | *p++ = X_3_5_8_6_5_5(X000, X11110, X01100000 | (armRM << 3), |
| 3826 | X000000, rN, rD); |
| 3827 | break; |
| 3828 | case ARM64cvt_F64_I32U: /* FCVTxU Wd, Dn */ |
| 3829 | *p++ = X_3_5_8_6_5_5(X000, X11110, X01100001 | (armRM << 3), |
| 3830 | X000000, rN, rD); |
| 3831 | break; |
| 3832 | case ARM64cvt_F64_I64S: /* FCVTxS Xd, Dn */ |
| 3833 | *p++ = X_3_5_8_6_5_5(X100, X11110, X01100000 | (armRM << 3), |
| 3834 | X000000, rN, rD); |
| 3835 | break; |
| 3836 | case ARM64cvt_F64_I64U: /* FCVTxU Xd, Dn */ |
| 3837 | *p++ = X_3_5_8_6_5_5(X100, X11110, X01100001 | (armRM << 3), |
| 3838 | X000000, rN, rD); |
| 3839 | break; |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 3840 | case ARM64cvt_F32_I32S: /* FCVTxS Wd, Sn */ |
| 3841 | *p++ = X_3_5_8_6_5_5(X000, X11110, X00100000 | (armRM << 3), |
| 3842 | X000000, rN, rD); |
| 3843 | break; |
sewardj | 1eaaec2 | 2014-03-07 22:52:19 +0000 | [diff] [blame] | 3844 | case ARM64cvt_F32_I32U: /* FCVTxU Wd, Sn */ |
| 3845 | *p++ = X_3_5_8_6_5_5(X000, X11110, X00100001 | (armRM << 3), |
| 3846 | X000000, rN, rD); |
| 3847 | break; |
| 3848 | case ARM64cvt_F32_I64S: /* FCVTxS Xd, Sn */ |
| 3849 | *p++ = X_3_5_8_6_5_5(X100, X11110, X00100000 | (armRM << 3), |
| 3850 | X000000, rN, rD); |
| 3851 | break; |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 3852 | case ARM64cvt_F32_I64U: /* FCVTxU Xd, Sn */ |
| 3853 | *p++ = X_3_5_8_6_5_5(X100, X11110, X00100001 | (armRM << 3), |
| 3854 | X000000, rN, rD); |
| 3855 | break; |
| 3856 | default: |
| 3857 | goto bad; //ATC |
| 3858 | } |
| 3859 | goto done; |
| 3860 | } |
| 3861 | case ARM64in_VCvtSD: { |
| 3862 | /* 31 23 21 16 14 9 4 |
| 3863 | 000,11110, 00 10001 0,1 10000 n d FCVT Dd, Sn (S->D) |
| 3864 | ---------- 01 ----- 0,0 --------- FCVT Sd, Dn (D->S) |
| 3865 | Rounding, when dst is smaller than src, is per the FPCR. |
| 3866 | */ |
| 3867 | UInt dd = dregNo(i->ARM64in.VCvtSD.dst); |
| 3868 | UInt nn = dregNo(i->ARM64in.VCvtSD.src); |
| 3869 | if (i->ARM64in.VCvtSD.sToD) { |
| 3870 | *p++ = X_3_5_8_6_5_5(X000, X11110, X00100010, X110000, nn, dd); |
| 3871 | } else { |
| 3872 | *p++ = X_3_5_8_6_5_5(X000, X11110, X01100010, X010000, nn, dd); |
| 3873 | } |
| 3874 | goto done; |
| 3875 | } |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 3876 | case ARM64in_VUnaryD: { |
| 3877 | /* 31 23 21 16 14 9 4 |
| 3878 | 000,11110 01 1,0000 0,0 10000 n d FMOV Dd, Dn (not handled) |
| 3879 | ------------------- 0,1 --------- FABS ------ |
| 3880 | ------------------- 1,0 --------- FNEG ------ |
| 3881 | ------------------- 1,1 --------- FQSRT ----- |
| 3882 | */ |
| 3883 | UInt dD = dregNo(i->ARM64in.VUnaryD.dst); |
| 3884 | UInt dN = dregNo(i->ARM64in.VUnaryD.src); |
| 3885 | UInt b16 = 2; /* impossible */ |
| 3886 | UInt b15 = 2; /* impossible */ |
| 3887 | switch (i->ARM64in.VUnaryD.op) { |
| 3888 | case ARM64fpu_NEG: b16 = 1; b15 = 0; break; |
| 3889 | case ARM64fpu_SQRT: b16 = 1; b15 = 1; break; |
| 3890 | case ARM64fpu_ABS: b16 = 0; b15 = 1; break; |
| 3891 | default: break; |
| 3892 | } |
| 3893 | if (b16 < 2 && b15 < 2) { |
| 3894 | *p++ = X_3_8_5_6_5_5(X000, X11110011, (X0000 << 1) | b16, |
| 3895 | (b15 << 5) | X10000, dN, dD); |
| 3896 | goto done; |
| 3897 | } |
| 3898 | /* |
| 3899 | 000, 11110 01 1,001 11,1 10000 n d FRINTI Dd, Dm (round per FPCR) |
| 3900 | */ |
| 3901 | if (i->ARM64in.VUnaryD.op == ARM64fpu_RINT) { |
| 3902 | *p++ = X_3_8_5_6_5_5(X000, X11110011, X00111, X110000, dN, dD); |
| 3903 | goto done; |
| 3904 | } |
| 3905 | goto bad; |
| 3906 | } |
| 3907 | case ARM64in_VUnaryS: { |
| 3908 | /* 31 23 21 16 14 9 4 |
| 3909 | 000,11110 00 1,0000 0,0 10000 n d FMOV Sd, Sn (not handled) |
| 3910 | ------------------- 0,1 --------- FABS ------ |
| 3911 | ------------------- 1,0 --------- FNEG ------ |
| 3912 | ------------------- 1,1 --------- FQSRT ----- |
| 3913 | */ |
| 3914 | UInt sD = dregNo(i->ARM64in.VUnaryS.dst); |
| 3915 | UInt sN = dregNo(i->ARM64in.VUnaryS.src); |
| 3916 | UInt b16 = 2; /* impossible */ |
| 3917 | UInt b15 = 2; /* impossible */ |
| 3918 | switch (i->ARM64in.VUnaryS.op) { |
| 3919 | case ARM64fpu_NEG: b16 = 1; b15 = 0; break; |
| 3920 | case ARM64fpu_SQRT: b16 = 1; b15 = 1; break; |
| 3921 | case ARM64fpu_ABS: b16 = 0; b15 = 1; break; |
| 3922 | default: break; |
| 3923 | } |
| 3924 | if (b16 < 2 && b15 < 2) { |
| 3925 | *p++ = X_3_8_5_6_5_5(X000, X11110001, (X0000 << 1) | b16, |
| 3926 | (b15 << 5) | X10000, sN, sD); |
| 3927 | goto done; |
| 3928 | } |
| 3929 | /* |
| 3930 | 000, 11110 00 1,001 11,1 10000 n d FRINTI Sd, Sm (round per FPCR) |
| 3931 | */ |
| 3932 | if (i->ARM64in.VUnaryS.op == ARM64fpu_RINT) { |
| 3933 | *p++ = X_3_8_5_6_5_5(X000, X11110001, X00111, X110000, sN, sD); |
| 3934 | goto done; |
| 3935 | } |
| 3936 | goto bad; |
| 3937 | } |
| 3938 | case ARM64in_VBinD: { |
| 3939 | /* 31 23 20 15 11 9 4 |
| 3940 | ---------------- 0000 ------ FMUL -------- |
| 3941 | 000 11110 011 m 0001 10 n d FDIV Dd,Dn,Dm |
| 3942 | ---------------- 0010 ------ FADD -------- |
| 3943 | ---------------- 0011 ------ FSUB -------- |
| 3944 | */ |
| 3945 | UInt dD = dregNo(i->ARM64in.VBinD.dst); |
| 3946 | UInt dN = dregNo(i->ARM64in.VBinD.argL); |
| 3947 | UInt dM = dregNo(i->ARM64in.VBinD.argR); |
| 3948 | UInt b1512 = 16; /* impossible */ |
| 3949 | switch (i->ARM64in.VBinD.op) { |
| 3950 | case ARM64fpb_DIV: b1512 = X0001; break; |
| 3951 | case ARM64fpb_MUL: b1512 = X0000; break; |
| 3952 | case ARM64fpb_SUB: b1512 = X0011; break; |
| 3953 | case ARM64fpb_ADD: b1512 = X0010; break; |
| 3954 | default: goto bad; |
| 3955 | } |
| 3956 | vassert(b1512 < 16); |
| 3957 | *p++ |
| 3958 | = X_3_8_5_6_5_5(X000, X11110011, dM, (b1512 << 2) | X10, dN, dD); |
| 3959 | goto done; |
| 3960 | } |
| 3961 | case ARM64in_VBinS: { |
| 3962 | /* 31 23 20 15 11 9 4 |
| 3963 | ---------------- 0000 ------ FMUL -------- |
| 3964 | 000 11110 001 m 0001 10 n d FDIV Dd,Dn,Dm |
| 3965 | ---------------- 0010 ------ FADD -------- |
| 3966 | ---------------- 0011 ------ FSUB -------- |
| 3967 | */ |
| 3968 | UInt sD = dregNo(i->ARM64in.VBinS.dst); |
| 3969 | UInt sN = dregNo(i->ARM64in.VBinS.argL); |
| 3970 | UInt sM = dregNo(i->ARM64in.VBinS.argR); |
| 3971 | UInt b1512 = 16; /* impossible */ |
| 3972 | switch (i->ARM64in.VBinS.op) { |
| 3973 | case ARM64fpb_DIV: b1512 = X0001; break; |
| 3974 | case ARM64fpb_MUL: b1512 = X0000; break; |
| 3975 | case ARM64fpb_SUB: b1512 = X0011; break; |
| 3976 | case ARM64fpb_ADD: b1512 = X0010; break; |
| 3977 | default: goto bad; |
| 3978 | } |
| 3979 | vassert(b1512 < 16); |
| 3980 | *p++ |
| 3981 | = X_3_8_5_6_5_5(X000, X11110001, sM, (b1512 << 2) | X10, sN, sD); |
| 3982 | goto done; |
| 3983 | } |
| 3984 | case ARM64in_VCmpD: { |
| 3985 | /* 000 11110 01 1 m 00 1000 n 00 000 FCMP Dn, Dm */ |
| 3986 | UInt dN = dregNo(i->ARM64in.VCmpD.argL); |
| 3987 | UInt dM = dregNo(i->ARM64in.VCmpD.argR); |
| 3988 | *p++ = X_3_8_5_6_5_5(X000, X11110011, dM, X001000, dN, X00000); |
| 3989 | goto done; |
| 3990 | } |
| 3991 | case ARM64in_VCmpS: { |
| 3992 | /* 000 11110 00 1 m 00 1000 n 00 000 FCMP Sn, Sm */ |
| 3993 | UInt sN = dregNo(i->ARM64in.VCmpS.argL); |
| 3994 | UInt sM = dregNo(i->ARM64in.VCmpS.argR); |
| 3995 | *p++ = X_3_8_5_6_5_5(X000, X11110001, sM, X001000, sN, X00000); |
| 3996 | goto done; |
| 3997 | } |
sewardj | e23ec11 | 2014-11-15 16:07:14 +0000 | [diff] [blame] | 3998 | case ARM64in_VFCSel: { |
| 3999 | /* 31 23 21 20 15 11 9 5 |
| 4000 | 000 11110 00 1 m cond 11 n d FCSEL Sd,Sn,Sm,cond |
| 4001 | 000 11110 01 1 m cond 11 n d FCSEL Dd,Dn,Dm,cond |
| 4002 | */ |
| 4003 | Bool isD = i->ARM64in.VFCSel.isD; |
| 4004 | UInt dd = dregNo(i->ARM64in.VFCSel.dst); |
| 4005 | UInt nn = dregNo(i->ARM64in.VFCSel.argL); |
| 4006 | UInt mm = dregNo(i->ARM64in.VFCSel.argR); |
| 4007 | UInt cond = (UInt)i->ARM64in.VFCSel.cond; |
| 4008 | vassert(cond < 16); |
| 4009 | *p++ = X_3_8_5_6_5_5(X000, isD ? X11110011 : X11110001, |
| 4010 | mm, (cond << 2) | X000011, nn, dd); |
| 4011 | goto done; |
| 4012 | } |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 4013 | case ARM64in_FPCR: { |
| 4014 | Bool toFPCR = i->ARM64in.FPCR.toFPCR; |
| 4015 | UInt iReg = iregNo(i->ARM64in.FPCR.iReg); |
| 4016 | if (toFPCR) { |
| 4017 | /* 0xD51B44 000 Rt MSR fpcr, rT */ |
| 4018 | *p++ = 0xD51B4400 | (iReg & 0x1F); |
| 4019 | goto done; |
| 4020 | } |
| 4021 | goto bad; // FPCR -> iReg case currently ATC |
| 4022 | } |
sewardj | 1297218 | 2014-08-04 08:09:47 +0000 | [diff] [blame] | 4023 | case ARM64in_FPSR: { |
| 4024 | Bool toFPSR = i->ARM64in.FPSR.toFPSR; |
| 4025 | UInt iReg = iregNo(i->ARM64in.FPSR.iReg); |
| 4026 | if (toFPSR) { |
| 4027 | /* 0xD51B44 001 Rt MSR fpsr, rT */ |
| 4028 | *p++ = 0xD51B4420 | (iReg & 0x1F); |
| 4029 | } else { |
| 4030 | /* 0xD53B44 001 Rt MRS rT, fpsr */ |
| 4031 | *p++ = 0xD53B4420 | (iReg & 0x1F); |
| 4032 | } |
| 4033 | goto done; |
| 4034 | } |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 4035 | case ARM64in_VBinV: { |
| 4036 | /* 31 23 20 15 9 4 |
sewardj | 9301343 | 2014-04-27 12:02:12 +0000 | [diff] [blame] | 4037 | 010 01110 11 1 m 100001 n d ADD Vd.2d, Vn.2d, Vm.2d |
| 4038 | 010 01110 10 1 m 100001 n d ADD Vd.4s, Vn.4s, Vm.4s |
| 4039 | 010 01110 01 1 m 100001 n d ADD Vd.8h, Vn.8h, Vm.8h |
sewardj | 92d0ae3 | 2014-04-03 13:48:54 +0000 | [diff] [blame] | 4040 | 010 01110 00 1 m 100001 n d ADD Vd.16b, Vn.16b, Vm.16b |
sewardj | f5b0891 | 2014-02-06 12:57:58 +0000 | [diff] [blame] | 4041 | |
sewardj | 9301343 | 2014-04-27 12:02:12 +0000 | [diff] [blame] | 4042 | 011 01110 11 1 m 100001 n d SUB Vd.2d, Vn.2d, Vm.2d |
| 4043 | 011 01110 10 1 m 100001 n d SUB Vd.4s, Vn.4s, Vm.4s |
| 4044 | 011 01110 01 1 m 100001 n d SUB Vd.8h, Vn.8h, Vm.8h |
sewardj | 92d0ae3 | 2014-04-03 13:48:54 +0000 | [diff] [blame] | 4045 | 011 01110 00 1 m 100001 n d SUB Vd.16b, Vn.16b, Vm.16b |
sewardj | f5b0891 | 2014-02-06 12:57:58 +0000 | [diff] [blame] | 4046 | |
sewardj | 9301343 | 2014-04-27 12:02:12 +0000 | [diff] [blame] | 4047 | 010 01110 10 1 m 100111 n d MUL Vd.4s, Vn.4s, Vm.4s |
| 4048 | 010 01110 01 1 m 100111 n d MUL Vd.8h, Vn.8h, Vm.8h |
| 4049 | 010 01110 00 1 m 100111 n d MUL Vd.16b, Vn.16b, Vm.16b |
sewardj | f5b0891 | 2014-02-06 12:57:58 +0000 | [diff] [blame] | 4050 | |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 4051 | 010 01110 01 1 m 110101 n d FADD Vd.2d, Vn.2d, Vm.2d |
sewardj | ecde697 | 2014-02-05 11:01:19 +0000 | [diff] [blame] | 4052 | 010 01110 00 1 m 110101 n d FADD Vd.4s, Vn.4s, Vm.4s |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 4053 | 010 01110 11 1 m 110101 n d FSUB Vd.2d, Vn.2d, Vm.2d |
sewardj | ecde697 | 2014-02-05 11:01:19 +0000 | [diff] [blame] | 4054 | 010 01110 10 1 m 110101 n d FSUB Vd.4s, Vn.4s, Vm.4s |
sewardj | f5b0891 | 2014-02-06 12:57:58 +0000 | [diff] [blame] | 4055 | |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 4056 | 011 01110 01 1 m 110111 n d FMUL Vd.2d, Vn.2d, Vm.2d |
sewardj | ecde697 | 2014-02-05 11:01:19 +0000 | [diff] [blame] | 4057 | 011 01110 00 1 m 110111 n d FMUL Vd.4s, Vn.4s, Vm.4s |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 4058 | 011 01110 01 1 m 111111 n d FDIV Vd.2d, Vn.2d, Vm.2d |
sewardj | ecde697 | 2014-02-05 11:01:19 +0000 | [diff] [blame] | 4059 | 011 01110 00 1 m 111111 n d FDIV Vd.4s, Vn.4s, Vm.4s |
sewardj | f5b0891 | 2014-02-06 12:57:58 +0000 | [diff] [blame] | 4060 | |
sewardj | 76927e6 | 2014-11-17 11:21:21 +0000 | [diff] [blame] | 4061 | 010 01110 01 1 m 111101 n d FMAX Vd.2d, Vn.2d, Vm.2d |
| 4062 | 010 01110 00 1 m 111101 n d FMAX Vd.4s, Vn.4s, Vm.4s |
| 4063 | 010 01110 11 1 m 111101 n d FMIN Vd.2d, Vn.2d, Vm.2d |
| 4064 | 010 01110 10 1 m 111101 n d FMIN Vd.4s, Vn.4s, Vm.4s |
| 4065 | |
sewardj | fab0914 | 2014-02-10 10:28:13 +0000 | [diff] [blame] | 4066 | 011 01110 10 1 m 011001 n d UMAX Vd.4s, Vn.4s, Vm.4s |
| 4067 | 011 01110 01 1 m 011001 n d UMAX Vd.8h, Vn.8h, Vm.8h |
| 4068 | 011 01110 00 1 m 011001 n d UMAX Vd.16b, Vn.16b, Vm.16b |
| 4069 | |
| 4070 | 011 01110 10 1 m 011011 n d UMIN Vd.4s, Vn.4s, Vm.4s |
| 4071 | 011 01110 01 1 m 011011 n d UMIN Vd.8h, Vn.8h, Vm.8h |
| 4072 | 011 01110 00 1 m 011011 n d UMIN Vd.16b, Vn.16b, Vm.16b |
sewardj | f5b0891 | 2014-02-06 12:57:58 +0000 | [diff] [blame] | 4073 | |
sewardj | 9b1cf5e | 2014-03-01 11:16:57 +0000 | [diff] [blame] | 4074 | 010 01110 10 1 m 011001 n d SMAX Vd.4s, Vn.4s, Vm.4s |
| 4075 | 010 01110 01 1 m 011001 n d SMAX Vd.8h, Vn.8h, Vm.8h |
| 4076 | 010 01110 00 1 m 011001 n d SMAX Vd.16b, Vn.16b, Vm.16b |
sewardj | fab0914 | 2014-02-10 10:28:13 +0000 | [diff] [blame] | 4077 | |
sewardj | 9b1cf5e | 2014-03-01 11:16:57 +0000 | [diff] [blame] | 4078 | 010 01110 10 1 m 011011 n d SMIN Vd.4s, Vn.4s, Vm.4s |
| 4079 | 010 01110 01 1 m 011011 n d SMIN Vd.8h, Vn.8h, Vm.8h |
| 4080 | 010 01110 00 1 m 011011 n d SMIN Vd.16b, Vn.16b, Vm.16b |
sewardj | f5b0891 | 2014-02-06 12:57:58 +0000 | [diff] [blame] | 4081 | |
sewardj | ecde697 | 2014-02-05 11:01:19 +0000 | [diff] [blame] | 4082 | 010 01110 00 1 m 000111 n d AND Vd, Vn, Vm |
| 4083 | 010 01110 10 1 m 000111 n d ORR Vd, Vn, Vm |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 4084 | 011 01110 00 1 m 000111 n d EOR Vd, Vn, Vm |
| 4085 | |
sewardj | 505a27d | 2014-03-10 10:40:48 +0000 | [diff] [blame] | 4086 | 011 01110 11 1 m 100011 n d CMEQ Vd.2d, Vn.2d, Vm.2d |
| 4087 | 011 01110 10 1 m 100011 n d CMEQ Vd.4s, Vn.4s, Vm.4s |
| 4088 | 011 01110 01 1 m 100011 n d CMEQ Vd.8h, Vn.8h, Vm.8h |
| 4089 | 011 01110 00 1 m 100011 n d CMEQ Vd.16b, Vn.16b, Vm.16b |
| 4090 | |
sewardj | 9301343 | 2014-04-27 12:02:12 +0000 | [diff] [blame] | 4091 | 011 01110 11 1 m 001101 n d CMHI Vd.2d, Vn.2d, Vm.2d |
| 4092 | 011 01110 10 1 m 001101 n d CMHI Vd.4s, Vn.4s, Vm.4s |
| 4093 | 011 01110 01 1 m 001101 n d CMHI Vd.8h, Vn.8h, Vm.8h |
| 4094 | 011 01110 00 1 m 001101 n d CMHI Vd.16b, Vn.16b, Vm.16b |
| 4095 | |
| 4096 | 010 01110 11 1 m 001101 n d CMGT Vd.2d, Vn.2d, Vm.2d |
| 4097 | 010 01110 10 1 m 001101 n d CMGT Vd.4s, Vn.4s, Vm.4s |
| 4098 | 010 01110 01 1 m 001101 n d CMGT Vd.8h, Vn.8h, Vm.8h |
| 4099 | 010 01110 00 1 m 001101 n d CMGT Vd.16b, Vn.16b, Vm.16b |
sewardj | 2bd1ffe | 2014-03-27 18:59:00 +0000 | [diff] [blame] | 4100 | |
| 4101 | 010 01110 01 1 m 111001 n d FCMEQ Vd.2d, Vn.2d, Vm.2d |
| 4102 | 010 01110 00 1 m 111001 n d FCMEQ Vd.4s, Vn.4s, Vm.4s |
| 4103 | |
| 4104 | 011 01110 01 1 m 111001 n d FCMGE Vd.2d, Vn.2d, Vm.2d |
| 4105 | 011 01110 00 1 m 111001 n d FCMGE Vd.4s, Vn.4s, Vm.4s |
| 4106 | |
| 4107 | 011 01110 11 1 m 111001 n d FCMGT Vd.2d, Vn.2d, Vm.2d |
| 4108 | 011 01110 10 1 m 111001 n d FCMGT Vd.4s, Vn.4s, Vm.4s |
sewardj | 92d0ae3 | 2014-04-03 13:48:54 +0000 | [diff] [blame] | 4109 | |
| 4110 | 010 01110 00 0 m 000000 n d TBL Vd.16b, {Vn.16b}, Vm.16b |
| 4111 | |
sewardj | d96daf6 | 2014-06-15 08:17:35 +0000 | [diff] [blame] | 4112 | 010 01110 11 0 m 000110 n d UZP1 Vd.2d, Vn.2d, Vm.2d |
| 4113 | 010 01110 10 0 m 000110 n d UZP1 Vd.4s, Vn.4s, Vm.4s |
| 4114 | 010 01110 01 0 m 000110 n d UZP1 Vd.8h, Vn.8h, Vm.8h |
| 4115 | 010 01110 00 0 m 000110 n d UZP1 Vd.16b, Vn.16b, Vm.16b |
| 4116 | |
| 4117 | 010 01110 11 0 m 010110 n d UZP2 Vd.2d, Vn.2d, Vm.2d |
| 4118 | 010 01110 10 0 m 010110 n d UZP2 Vd.4s, Vn.4s, Vm.4s |
| 4119 | 010 01110 01 0 m 010110 n d UZP2 Vd.8h, Vn.8h, Vm.8h |
| 4120 | 010 01110 00 0 m 010110 n d UZP2 Vd.16b, Vn.16b, Vm.16b |
| 4121 | |
| 4122 | 010 01110 10 0 m 001110 n d ZIP1 Vd.4s, Vn.4s, Vm.4s |
| 4123 | 010 01110 01 0 m 001110 n d ZIP1 Vd.8h, Vn.8h, Vm.8h |
| 4124 | 010 01110 10 0 m 001110 n d ZIP1 Vd.16b, Vn.16b, Vm.16b |
| 4125 | |
| 4126 | 010 01110 10 0 m 011110 n d ZIP2 Vd.4s, Vn.4s, Vm.4s |
| 4127 | 010 01110 01 0 m 011110 n d ZIP2 Vd.8h, Vn.8h, Vm.8h |
| 4128 | 010 01110 10 0 m 011110 n d ZIP2 Vd.16b, Vn.16b, Vm.16b |
sewardj | 168c8bd | 2014-06-25 13:05:23 +0000 | [diff] [blame] | 4129 | |
| 4130 | 011 01110 00 1 m 100111 n d PMUL Vd.16b, Vn.16b, Vm.16b |
sewardj | 31b5a95 | 2014-06-26 07:41:14 +0000 | [diff] [blame] | 4131 | |
| 4132 | 000 01110 00 1 m 111000 n d PMULL Vd.8h, Vn.8b, Vm.8b |
sewardj | 6f312d0 | 2014-06-28 12:21:37 +0000 | [diff] [blame] | 4133 | |
| 4134 | 001 01110 10 1 m 110000 n d UMULL Vd.2d, Vn.2s, Vm.2s |
| 4135 | 001 01110 01 1 m 110000 n d UMULL Vd.4s, Vn.4h, Vm.4h |
| 4136 | 001 01110 00 1 m 110000 n d UMULL Vd.8h, Vn.8b, Vm.8b |
| 4137 | |
| 4138 | 000 01110 10 1 m 110000 n d SMULL Vd.2d, Vn.2s, Vm.2s |
| 4139 | 000 01110 01 1 m 110000 n d SMULL Vd.4s, Vn.4h, Vm.4h |
| 4140 | 000 01110 00 1 m 110000 n d SMULL Vd.8h, Vn.8b, Vm.8b |
sewardj | a5a6b75 | 2014-06-30 07:33:56 +0000 | [diff] [blame] | 4141 | |
| 4142 | 010 01110 11 1 m 000011 n d SQADD Vd.2d, Vn.2d, Vm.2d |
| 4143 | 010 01110 10 1 m 000011 n d SQADD Vd.4s, Vn.4s, Vm.4s |
| 4144 | 010 01110 01 1 m 000011 n d SQADD Vd.8h, Vn.8h, Vm.8h |
| 4145 | 010 01110 00 1 m 000011 n d SQADD Vd.16b, Vn.16b, Vm.16b |
| 4146 | |
| 4147 | 011 01110 11 1 m 000011 n d UQADD Vd.2d, Vn.2d, Vm.2d |
| 4148 | 011 01110 10 1 m 000011 n d UQADD Vd.4s, Vn.4s, Vm.4s |
| 4149 | 011 01110 01 1 m 000011 n d UQADD Vd.8h, Vn.8h, Vm.8h |
| 4150 | 011 01110 00 1 m 000011 n d UQADD Vd.16b, Vn.16b, Vm.16b |
| 4151 | |
| 4152 | 010 01110 11 1 m 001011 n d SQSUB Vd.2d, Vn.2d, Vm.2d |
| 4153 | 010 01110 10 1 m 001011 n d SQSUB Vd.4s, Vn.4s, Vm.4s |
| 4154 | 010 01110 01 1 m 001011 n d SQSUB Vd.8h, Vn.8h, Vm.8h |
| 4155 | 010 01110 00 1 m 001011 n d SQSUB Vd.16b, Vn.16b, Vm.16b |
| 4156 | |
| 4157 | 011 01110 11 1 m 001011 n d UQSUB Vd.2d, Vn.2d, Vm.2d |
| 4158 | 011 01110 10 1 m 001011 n d UQSUB Vd.4s, Vn.4s, Vm.4s |
| 4159 | 011 01110 01 1 m 001011 n d UQSUB Vd.8h, Vn.8h, Vm.8h |
| 4160 | 011 01110 00 1 m 001011 n d UQSUB Vd.16b, Vn.16b, Vm.16b |
sewardj | 51d012a | 2014-07-21 09:19:50 +0000 | [diff] [blame] | 4161 | |
| 4162 | 000 01110 10 1 m 110100 n d SQDMULL Vd.2d, Vn.2s, Vm.2s |
| 4163 | 000 01110 01 1 m 110100 n d SQDMULL Vd.4s, Vn.4h, Vm.4h |
sewardj | 54ffa1d | 2014-07-22 09:27:49 +0000 | [diff] [blame] | 4164 | |
| 4165 | 010 01110 10 1 m 101101 n d SQDMULH Vd.4s, Vn.4s, Vm.4s |
| 4166 | 010 01110 01 1 m 101101 n d SQDMULH Vd.8h, Vn.8h, Vm.8h |
| 4167 | 011 01110 10 1 m 101101 n d SQRDMULH Vd.4s, Vn.4s, Vm.4s |
| 4168 | 011 01110 10 1 m 101101 n d SQRDMULH Vd.8h, Vn.8h, Vm.8h |
sewardj | 1297218 | 2014-08-04 08:09:47 +0000 | [diff] [blame] | 4169 | |
| 4170 | 010 01110 sz 1 m 010011 n d SQSHL@sz Vd, Vn, Vm |
| 4171 | 010 01110 sz 1 m 010111 n d SQRSHL@sz Vd, Vn, Vm |
| 4172 | 011 01110 sz 1 m 010011 n d UQSHL@sz Vd, Vn, Vm |
| 4173 | 011 01110 sz 1 m 010111 n d URQSHL@sz Vd, Vn, Vm |
sewardj | a6b61f0 | 2014-08-17 18:32:14 +0000 | [diff] [blame] | 4174 | |
| 4175 | 010 01110 sz 1 m 010001 n d SSHL@sz Vd, Vn, Vm |
| 4176 | 010 01110 sz 1 m 010101 n d SRSHL@sz Vd, Vn, Vm |
| 4177 | 011 01110 sz 1 m 010001 n d USHL@sz Vd, Vn, Vm |
| 4178 | 011 01110 sz 1 m 010101 n d URSHL@sz Vd, Vn, Vm |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 4179 | */ |
| 4180 | UInt vD = qregNo(i->ARM64in.VBinV.dst); |
| 4181 | UInt vN = qregNo(i->ARM64in.VBinV.argL); |
| 4182 | UInt vM = qregNo(i->ARM64in.VBinV.argR); |
| 4183 | switch (i->ARM64in.VBinV.op) { |
| 4184 | case ARM64vecb_ADD64x2: |
| 4185 | *p++ = X_3_8_5_6_5_5(X010, X01110111, vM, X100001, vN, vD); |
| 4186 | break; |
sewardj | f5b0891 | 2014-02-06 12:57:58 +0000 | [diff] [blame] | 4187 | case ARM64vecb_ADD32x4: |
| 4188 | *p++ = X_3_8_5_6_5_5(X010, X01110101, vM, X100001, vN, vD); |
| 4189 | break; |
| 4190 | case ARM64vecb_ADD16x8: |
| 4191 | *p++ = X_3_8_5_6_5_5(X010, X01110011, vM, X100001, vN, vD); |
| 4192 | break; |
sewardj | 92d0ae3 | 2014-04-03 13:48:54 +0000 | [diff] [blame] | 4193 | case ARM64vecb_ADD8x16: |
| 4194 | *p++ = X_3_8_5_6_5_5(X010, X01110001, vM, X100001, vN, vD); |
| 4195 | break; |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 4196 | case ARM64vecb_SUB64x2: |
| 4197 | *p++ = X_3_8_5_6_5_5(X011, X01110111, vM, X100001, vN, vD); |
| 4198 | break; |
| 4199 | case ARM64vecb_SUB32x4: |
| 4200 | *p++ = X_3_8_5_6_5_5(X011, X01110101, vM, X100001, vN, vD); |
| 4201 | break; |
| 4202 | case ARM64vecb_SUB16x8: |
| 4203 | *p++ = X_3_8_5_6_5_5(X011, X01110011, vM, X100001, vN, vD); |
| 4204 | break; |
sewardj | 92d0ae3 | 2014-04-03 13:48:54 +0000 | [diff] [blame] | 4205 | case ARM64vecb_SUB8x16: |
| 4206 | *p++ = X_3_8_5_6_5_5(X011, X01110001, vM, X100001, vN, vD); |
| 4207 | break; |
sewardj | f5b0891 | 2014-02-06 12:57:58 +0000 | [diff] [blame] | 4208 | case ARM64vecb_MUL32x4: |
| 4209 | *p++ = X_3_8_5_6_5_5(X010, X01110101, vM, X100111, vN, vD); |
| 4210 | break; |
| 4211 | case ARM64vecb_MUL16x8: |
| 4212 | *p++ = X_3_8_5_6_5_5(X010, X01110011, vM, X100111, vN, vD); |
| 4213 | break; |
sewardj | 9301343 | 2014-04-27 12:02:12 +0000 | [diff] [blame] | 4214 | case ARM64vecb_MUL8x16: |
| 4215 | *p++ = X_3_8_5_6_5_5(X010, X01110001, vM, X100111, vN, vD); |
| 4216 | break; |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 4217 | case ARM64vecb_FADD64x2: |
| 4218 | *p++ = X_3_8_5_6_5_5(X010, X01110011, vM, X110101, vN, vD); |
| 4219 | break; |
sewardj | ecde697 | 2014-02-05 11:01:19 +0000 | [diff] [blame] | 4220 | case ARM64vecb_FADD32x4: |
| 4221 | *p++ = X_3_8_5_6_5_5(X010, X01110001, vM, X110101, vN, vD); |
| 4222 | break; |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 4223 | case ARM64vecb_FSUB64x2: |
| 4224 | *p++ = X_3_8_5_6_5_5(X010, X01110111, vM, X110101, vN, vD); |
| 4225 | break; |
sewardj | ecde697 | 2014-02-05 11:01:19 +0000 | [diff] [blame] | 4226 | case ARM64vecb_FSUB32x4: |
| 4227 | *p++ = X_3_8_5_6_5_5(X010, X01110101, vM, X110101, vN, vD); |
| 4228 | break; |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 4229 | case ARM64vecb_FMUL64x2: |
| 4230 | *p++ = X_3_8_5_6_5_5(X011, X01110011, vM, X110111, vN, vD); |
| 4231 | break; |
sewardj | ecde697 | 2014-02-05 11:01:19 +0000 | [diff] [blame] | 4232 | case ARM64vecb_FMUL32x4: |
| 4233 | *p++ = X_3_8_5_6_5_5(X011, X01110001, vM, X110111, vN, vD); |
| 4234 | break; |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 4235 | case ARM64vecb_FDIV64x2: |
| 4236 | *p++ = X_3_8_5_6_5_5(X011, X01110011, vM, X111111, vN, vD); |
| 4237 | break; |
sewardj | ecde697 | 2014-02-05 11:01:19 +0000 | [diff] [blame] | 4238 | case ARM64vecb_FDIV32x4: |
| 4239 | *p++ = X_3_8_5_6_5_5(X011, X01110001, vM, X111111, vN, vD); |
| 4240 | break; |
sewardj | f5b0891 | 2014-02-06 12:57:58 +0000 | [diff] [blame] | 4241 | |
sewardj | 76927e6 | 2014-11-17 11:21:21 +0000 | [diff] [blame] | 4242 | case ARM64vecb_FMAX64x2: |
| 4243 | *p++ = X_3_8_5_6_5_5(X010, X01110011, vM, X111101, vN, vD); |
| 4244 | break; |
| 4245 | case ARM64vecb_FMAX32x4: |
| 4246 | *p++ = X_3_8_5_6_5_5(X010, X01110001, vM, X111101, vN, vD); |
| 4247 | break; |
| 4248 | case ARM64vecb_FMIN64x2: |
| 4249 | *p++ = X_3_8_5_6_5_5(X010, X01110111, vM, X111101, vN, vD); |
| 4250 | break; |
| 4251 | case ARM64vecb_FMIN32x4: |
| 4252 | *p++ = X_3_8_5_6_5_5(X010, X01110101, vM, X111101, vN, vD); |
| 4253 | break; |
| 4254 | |
sewardj | ecde697 | 2014-02-05 11:01:19 +0000 | [diff] [blame] | 4255 | case ARM64vecb_UMAX32x4: |
| 4256 | *p++ = X_3_8_5_6_5_5(X011, X01110101, vM, X011001, vN, vD); |
| 4257 | break; |
| 4258 | case ARM64vecb_UMAX16x8: |
| 4259 | *p++ = X_3_8_5_6_5_5(X011, X01110011, vM, X011001, vN, vD); |
| 4260 | break; |
sewardj | fab0914 | 2014-02-10 10:28:13 +0000 | [diff] [blame] | 4261 | case ARM64vecb_UMAX8x16: |
| 4262 | *p++ = X_3_8_5_6_5_5(X011, X01110001, vM, X011001, vN, vD); |
| 4263 | break; |
| 4264 | |
sewardj | ecde697 | 2014-02-05 11:01:19 +0000 | [diff] [blame] | 4265 | case ARM64vecb_UMIN32x4: |
| 4266 | *p++ = X_3_8_5_6_5_5(X011, X01110101, vM, X011011, vN, vD); |
| 4267 | break; |
| 4268 | case ARM64vecb_UMIN16x8: |
| 4269 | *p++ = X_3_8_5_6_5_5(X011, X01110011, vM, X011011, vN, vD); |
| 4270 | break; |
sewardj | fab0914 | 2014-02-10 10:28:13 +0000 | [diff] [blame] | 4271 | case ARM64vecb_UMIN8x16: |
| 4272 | *p++ = X_3_8_5_6_5_5(X011, X01110001, vM, X011011, vN, vD); |
| 4273 | break; |
sewardj | f5b0891 | 2014-02-06 12:57:58 +0000 | [diff] [blame] | 4274 | |
| 4275 | case ARM64vecb_SMAX32x4: |
| 4276 | *p++ = X_3_8_5_6_5_5(X010, X01110101, vM, X011001, vN, vD); |
| 4277 | break; |
| 4278 | case ARM64vecb_SMAX16x8: |
| 4279 | *p++ = X_3_8_5_6_5_5(X010, X01110011, vM, X011001, vN, vD); |
| 4280 | break; |
sewardj | 9b1cf5e | 2014-03-01 11:16:57 +0000 | [diff] [blame] | 4281 | case ARM64vecb_SMAX8x16: |
| 4282 | *p++ = X_3_8_5_6_5_5(X010, X01110001, vM, X011001, vN, vD); |
| 4283 | break; |
sewardj | fab0914 | 2014-02-10 10:28:13 +0000 | [diff] [blame] | 4284 | |
sewardj | f5b0891 | 2014-02-06 12:57:58 +0000 | [diff] [blame] | 4285 | case ARM64vecb_SMIN32x4: |
| 4286 | *p++ = X_3_8_5_6_5_5(X010, X01110101, vM, X011011, vN, vD); |
| 4287 | break; |
| 4288 | case ARM64vecb_SMIN16x8: |
| 4289 | *p++ = X_3_8_5_6_5_5(X010, X01110011, vM, X011011, vN, vD); |
| 4290 | break; |
sewardj | 9b1cf5e | 2014-03-01 11:16:57 +0000 | [diff] [blame] | 4291 | case ARM64vecb_SMIN8x16: |
| 4292 | *p++ = X_3_8_5_6_5_5(X010, X01110001, vM, X011011, vN, vD); |
| 4293 | break; |
sewardj | f5b0891 | 2014-02-06 12:57:58 +0000 | [diff] [blame] | 4294 | |
sewardj | ecde697 | 2014-02-05 11:01:19 +0000 | [diff] [blame] | 4295 | case ARM64vecb_AND: |
| 4296 | *p++ = X_3_8_5_6_5_5(X010, X01110001, vM, X000111, vN, vD); |
| 4297 | break; |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 4298 | case ARM64vecb_ORR: |
| 4299 | *p++ = X_3_8_5_6_5_5(X010, X01110101, vM, X000111, vN, vD); |
| 4300 | break; |
| 4301 | case ARM64vecb_XOR: |
| 4302 | *p++ = X_3_8_5_6_5_5(X011, X01110001, vM, X000111, vN, vD); |
| 4303 | break; |
| 4304 | |
| 4305 | case ARM64vecb_CMEQ64x2: |
| 4306 | *p++ = X_3_8_5_6_5_5(X011, X01110111, vM, X100011, vN, vD); |
| 4307 | break; |
sewardj | 505a27d | 2014-03-10 10:40:48 +0000 | [diff] [blame] | 4308 | case ARM64vecb_CMEQ32x4: |
| 4309 | *p++ = X_3_8_5_6_5_5(X011, X01110101, vM, X100011, vN, vD); |
| 4310 | break; |
| 4311 | case ARM64vecb_CMEQ16x8: |
| 4312 | *p++ = X_3_8_5_6_5_5(X011, X01110011, vM, X100011, vN, vD); |
| 4313 | break; |
| 4314 | case ARM64vecb_CMEQ8x16: |
| 4315 | *p++ = X_3_8_5_6_5_5(X011, X01110001, vM, X100011, vN, vD); |
| 4316 | break; |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 4317 | |
sewardj | 9301343 | 2014-04-27 12:02:12 +0000 | [diff] [blame] | 4318 | case ARM64vecb_CMHI64x2: |
| 4319 | *p++ = X_3_8_5_6_5_5(X011, X01110111, vM, X001101, vN, vD); |
| 4320 | break; |
| 4321 | case ARM64vecb_CMHI32x4: |
| 4322 | *p++ = X_3_8_5_6_5_5(X011, X01110101, vM, X001101, vN, vD); |
| 4323 | break; |
| 4324 | case ARM64vecb_CMHI16x8: |
| 4325 | *p++ = X_3_8_5_6_5_5(X011, X01110011, vM, X001101, vN, vD); |
| 4326 | break; |
| 4327 | case ARM64vecb_CMHI8x16: |
| 4328 | *p++ = X_3_8_5_6_5_5(X011, X01110001, vM, X001101, vN, vD); |
| 4329 | break; |
| 4330 | |
| 4331 | case ARM64vecb_CMGT64x2: |
| 4332 | *p++ = X_3_8_5_6_5_5(X010, X01110111, vM, X001101, vN, vD); |
| 4333 | break; |
| 4334 | case ARM64vecb_CMGT32x4: |
| 4335 | *p++ = X_3_8_5_6_5_5(X010, X01110101, vM, X001101, vN, vD); |
| 4336 | break; |
| 4337 | case ARM64vecb_CMGT16x8: |
| 4338 | *p++ = X_3_8_5_6_5_5(X010, X01110011, vM, X001101, vN, vD); |
| 4339 | break; |
| 4340 | case ARM64vecb_CMGT8x16: |
| 4341 | *p++ = X_3_8_5_6_5_5(X010, X01110001, vM, X001101, vN, vD); |
| 4342 | break; |
| 4343 | |
sewardj | 2bd1ffe | 2014-03-27 18:59:00 +0000 | [diff] [blame] | 4344 | case ARM64vecb_FCMEQ64x2: |
| 4345 | *p++ = X_3_8_5_6_5_5(X010, X01110011, vM, X111001, vN, vD); |
| 4346 | break; |
| 4347 | case ARM64vecb_FCMEQ32x4: |
| 4348 | *p++ = X_3_8_5_6_5_5(X010, X01110001, vM, X111001, vN, vD); |
| 4349 | break; |
| 4350 | |
| 4351 | case ARM64vecb_FCMGE64x2: |
| 4352 | *p++ = X_3_8_5_6_5_5(X011, X01110011, vM, X111001, vN, vD); |
| 4353 | break; |
| 4354 | case ARM64vecb_FCMGE32x4: |
| 4355 | *p++ = X_3_8_5_6_5_5(X011, X01110001, vM, X111001, vN, vD); |
| 4356 | break; |
| 4357 | |
| 4358 | case ARM64vecb_FCMGT64x2: |
| 4359 | *p++ = X_3_8_5_6_5_5(X011, X01110111, vM, X111001, vN, vD); |
| 4360 | break; |
| 4361 | case ARM64vecb_FCMGT32x4: |
| 4362 | *p++ = X_3_8_5_6_5_5(X011, X01110101, vM, X111001, vN, vD); |
| 4363 | break; |
sewardj | 92d0ae3 | 2014-04-03 13:48:54 +0000 | [diff] [blame] | 4364 | |
| 4365 | case ARM64vecb_TBL1: |
sewardj | d96daf6 | 2014-06-15 08:17:35 +0000 | [diff] [blame] | 4366 | *p++ = X_3_8_5_6_5_5(X010, X01110000, vM, X000000, vN, vD); |
| 4367 | break; |
| 4368 | |
| 4369 | case ARM64vecb_UZP164x2: |
| 4370 | *p++ = X_3_8_5_6_5_5(X010, X01110110, vM, X000110, vN, vD); |
| 4371 | break; |
| 4372 | case ARM64vecb_UZP132x4: |
| 4373 | *p++ = X_3_8_5_6_5_5(X010, X01110100, vM, X000110, vN, vD); |
| 4374 | break; |
| 4375 | case ARM64vecb_UZP116x8: |
| 4376 | *p++ = X_3_8_5_6_5_5(X010, X01110010, vM, X000110, vN, vD); |
| 4377 | break; |
| 4378 | case ARM64vecb_UZP18x16: |
| 4379 | *p++ = X_3_8_5_6_5_5(X010, X01110000, vM, X000110, vN, vD); |
| 4380 | break; |
| 4381 | |
| 4382 | case ARM64vecb_UZP264x2: |
| 4383 | *p++ = X_3_8_5_6_5_5(X010, X01110110, vM, X010110, vN, vD); |
| 4384 | break; |
| 4385 | case ARM64vecb_UZP232x4: |
| 4386 | *p++ = X_3_8_5_6_5_5(X010, X01110100, vM, X010110, vN, vD); |
| 4387 | break; |
| 4388 | case ARM64vecb_UZP216x8: |
| 4389 | *p++ = X_3_8_5_6_5_5(X010, X01110010, vM, X010110, vN, vD); |
| 4390 | break; |
| 4391 | case ARM64vecb_UZP28x16: |
| 4392 | *p++ = X_3_8_5_6_5_5(X010, X01110000, vM, X010110, vN, vD); |
| 4393 | break; |
| 4394 | |
| 4395 | case ARM64vecb_ZIP132x4: |
| 4396 | *p++ = X_3_8_5_6_5_5(X010, X01110100, vM, X001110, vN, vD); |
| 4397 | break; |
| 4398 | case ARM64vecb_ZIP116x8: |
| 4399 | *p++ = X_3_8_5_6_5_5(X010, X01110010, vM, X001110, vN, vD); |
| 4400 | break; |
| 4401 | case ARM64vecb_ZIP18x16: |
| 4402 | *p++ = X_3_8_5_6_5_5(X010, X01110000, vM, X001110, vN, vD); |
| 4403 | break; |
| 4404 | |
| 4405 | case ARM64vecb_ZIP232x4: |
| 4406 | *p++ = X_3_8_5_6_5_5(X010, X01110100, vM, X011110, vN, vD); |
| 4407 | break; |
| 4408 | case ARM64vecb_ZIP216x8: |
| 4409 | *p++ = X_3_8_5_6_5_5(X010, X01110010, vM, X011110, vN, vD); |
| 4410 | break; |
| 4411 | case ARM64vecb_ZIP28x16: |
| 4412 | *p++ = X_3_8_5_6_5_5(X010, X01110000, vM, X011110, vN, vD); |
sewardj | 92d0ae3 | 2014-04-03 13:48:54 +0000 | [diff] [blame] | 4413 | break; |
| 4414 | |
sewardj | 168c8bd | 2014-06-25 13:05:23 +0000 | [diff] [blame] | 4415 | case ARM64vecb_PMUL8x16: |
| 4416 | *p++ = X_3_8_5_6_5_5(X011, X01110001, vM, X100111, vN, vD); |
| 4417 | break; |
| 4418 | |
sewardj | 31b5a95 | 2014-06-26 07:41:14 +0000 | [diff] [blame] | 4419 | case ARM64vecb_PMULL8x8: |
| 4420 | *p++ = X_3_8_5_6_5_5(X000, X01110001, vM, X111000, vN, vD); |
| 4421 | break; |
| 4422 | |
sewardj | 6f312d0 | 2014-06-28 12:21:37 +0000 | [diff] [blame] | 4423 | case ARM64vecb_UMULL2DSS: |
| 4424 | *p++ = X_3_8_5_6_5_5(X001, X01110101, vM, X110000, vN, vD); |
| 4425 | break; |
| 4426 | case ARM64vecb_UMULL4SHH: |
| 4427 | *p++ = X_3_8_5_6_5_5(X001, X01110011, vM, X110000, vN, vD); |
| 4428 | break; |
| 4429 | case ARM64vecb_UMULL8HBB: |
| 4430 | *p++ = X_3_8_5_6_5_5(X001, X01110001, vM, X110000, vN, vD); |
| 4431 | break; |
| 4432 | |
| 4433 | case ARM64vecb_SMULL2DSS: |
| 4434 | *p++ = X_3_8_5_6_5_5(X000, X01110101, vM, X110000, vN, vD); |
| 4435 | break; |
| 4436 | case ARM64vecb_SMULL4SHH: |
| 4437 | *p++ = X_3_8_5_6_5_5(X000, X01110011, vM, X110000, vN, vD); |
| 4438 | break; |
| 4439 | case ARM64vecb_SMULL8HBB: |
| 4440 | *p++ = X_3_8_5_6_5_5(X000, X01110001, vM, X110000, vN, vD); |
| 4441 | break; |
| 4442 | |
sewardj | a5a6b75 | 2014-06-30 07:33:56 +0000 | [diff] [blame] | 4443 | case ARM64vecb_SQADD64x2: |
| 4444 | *p++ = X_3_8_5_6_5_5(X010, X01110111, vM, X000011, vN, vD); |
| 4445 | break; |
| 4446 | case ARM64vecb_SQADD32x4: |
| 4447 | *p++ = X_3_8_5_6_5_5(X010, X01110101, vM, X000011, vN, vD); |
| 4448 | break; |
| 4449 | case ARM64vecb_SQADD16x8: |
| 4450 | *p++ = X_3_8_5_6_5_5(X010, X01110011, vM, X000011, vN, vD); |
| 4451 | break; |
| 4452 | case ARM64vecb_SQADD8x16: |
| 4453 | *p++ = X_3_8_5_6_5_5(X010, X01110001, vM, X000011, vN, vD); |
| 4454 | break; |
| 4455 | |
| 4456 | case ARM64vecb_UQADD64x2: |
| 4457 | *p++ = X_3_8_5_6_5_5(X011, X01110111, vM, X000011, vN, vD); |
| 4458 | break; |
| 4459 | case ARM64vecb_UQADD32x4: |
| 4460 | *p++ = X_3_8_5_6_5_5(X011, X01110101, vM, X000011, vN, vD); |
| 4461 | break; |
| 4462 | case ARM64vecb_UQADD16x8: |
| 4463 | *p++ = X_3_8_5_6_5_5(X011, X01110011, vM, X000011, vN, vD); |
| 4464 | break; |
| 4465 | case ARM64vecb_UQADD8x16: |
| 4466 | *p++ = X_3_8_5_6_5_5(X011, X01110001, vM, X000011, vN, vD); |
| 4467 | break; |
| 4468 | |
| 4469 | case ARM64vecb_SQSUB64x2: |
| 4470 | *p++ = X_3_8_5_6_5_5(X010, X01110111, vM, X001011, vN, vD); |
| 4471 | break; |
| 4472 | case ARM64vecb_SQSUB32x4: |
| 4473 | *p++ = X_3_8_5_6_5_5(X010, X01110101, vM, X001011, vN, vD); |
| 4474 | break; |
| 4475 | case ARM64vecb_SQSUB16x8: |
| 4476 | *p++ = X_3_8_5_6_5_5(X010, X01110011, vM, X001011, vN, vD); |
| 4477 | break; |
| 4478 | case ARM64vecb_SQSUB8x16: |
| 4479 | *p++ = X_3_8_5_6_5_5(X010, X01110001, vM, X001011, vN, vD); |
| 4480 | break; |
| 4481 | |
| 4482 | case ARM64vecb_UQSUB64x2: |
| 4483 | *p++ = X_3_8_5_6_5_5(X011, X01110111, vM, X001011, vN, vD); |
| 4484 | break; |
| 4485 | case ARM64vecb_UQSUB32x4: |
| 4486 | *p++ = X_3_8_5_6_5_5(X011, X01110101, vM, X001011, vN, vD); |
| 4487 | break; |
| 4488 | case ARM64vecb_UQSUB16x8: |
| 4489 | *p++ = X_3_8_5_6_5_5(X011, X01110011, vM, X001011, vN, vD); |
| 4490 | break; |
| 4491 | case ARM64vecb_UQSUB8x16: |
| 4492 | *p++ = X_3_8_5_6_5_5(X011, X01110001, vM, X001011, vN, vD); |
| 4493 | break; |
| 4494 | |
sewardj | 51d012a | 2014-07-21 09:19:50 +0000 | [diff] [blame] | 4495 | case ARM64vecb_SQDMULL2DSS: |
| 4496 | *p++ = X_3_8_5_6_5_5(X000, X01110101, vM, X110100, vN, vD); |
| 4497 | break; |
| 4498 | case ARM64vecb_SQDMULL4SHH: |
| 4499 | *p++ = X_3_8_5_6_5_5(X000, X01110011, vM, X110100, vN, vD); |
| 4500 | break; |
| 4501 | |
sewardj | 54ffa1d | 2014-07-22 09:27:49 +0000 | [diff] [blame] | 4502 | case ARM64vecb_SQDMULH32x4: |
| 4503 | *p++ = X_3_8_5_6_5_5(X010, X01110101, vM, X101101, vN, vD); |
| 4504 | break; |
| 4505 | case ARM64vecb_SQDMULH16x8: |
| 4506 | *p++ = X_3_8_5_6_5_5(X010, X01110011, vM, X101101, vN, vD); |
| 4507 | break; |
| 4508 | case ARM64vecb_SQRDMULH32x4: |
| 4509 | *p++ = X_3_8_5_6_5_5(X011, X01110101, vM, X101101, vN, vD); |
| 4510 | break; |
| 4511 | case ARM64vecb_SQRDMULH16x8: |
| 4512 | *p++ = X_3_8_5_6_5_5(X011, X01110011, vM, X101101, vN, vD); |
| 4513 | break; |
| 4514 | |
sewardj | 1297218 | 2014-08-04 08:09:47 +0000 | [diff] [blame] | 4515 | case ARM64vecb_SQSHL64x2: |
| 4516 | *p++ = X_3_8_5_6_5_5(X010, X01110111, vM, X010011, vN, vD); |
| 4517 | break; |
| 4518 | case ARM64vecb_SQSHL32x4: |
| 4519 | *p++ = X_3_8_5_6_5_5(X010, X01110101, vM, X010011, vN, vD); |
| 4520 | break; |
| 4521 | case ARM64vecb_SQSHL16x8: |
| 4522 | *p++ = X_3_8_5_6_5_5(X010, X01110011, vM, X010011, vN, vD); |
| 4523 | break; |
| 4524 | case ARM64vecb_SQSHL8x16: |
| 4525 | *p++ = X_3_8_5_6_5_5(X010, X01110001, vM, X010011, vN, vD); |
| 4526 | break; |
| 4527 | |
| 4528 | case ARM64vecb_SQRSHL64x2: |
| 4529 | *p++ = X_3_8_5_6_5_5(X010, X01110111, vM, X010111, vN, vD); |
| 4530 | break; |
| 4531 | case ARM64vecb_SQRSHL32x4: |
| 4532 | *p++ = X_3_8_5_6_5_5(X010, X01110101, vM, X010111, vN, vD); |
| 4533 | break; |
| 4534 | case ARM64vecb_SQRSHL16x8: |
| 4535 | *p++ = X_3_8_5_6_5_5(X010, X01110011, vM, X010111, vN, vD); |
| 4536 | break; |
| 4537 | case ARM64vecb_SQRSHL8x16: |
| 4538 | *p++ = X_3_8_5_6_5_5(X010, X01110001, vM, X010111, vN, vD); |
| 4539 | break; |
| 4540 | |
| 4541 | case ARM64vecb_UQSHL64x2: |
| 4542 | *p++ = X_3_8_5_6_5_5(X011, X01110111, vM, X010011, vN, vD); |
| 4543 | break; |
| 4544 | case ARM64vecb_UQSHL32x4: |
| 4545 | *p++ = X_3_8_5_6_5_5(X011, X01110101, vM, X010011, vN, vD); |
| 4546 | break; |
| 4547 | case ARM64vecb_UQSHL16x8: |
| 4548 | *p++ = X_3_8_5_6_5_5(X011, X01110011, vM, X010011, vN, vD); |
| 4549 | break; |
| 4550 | case ARM64vecb_UQSHL8x16: |
| 4551 | *p++ = X_3_8_5_6_5_5(X011, X01110001, vM, X010011, vN, vD); |
| 4552 | break; |
| 4553 | |
| 4554 | case ARM64vecb_UQRSHL64x2: |
| 4555 | *p++ = X_3_8_5_6_5_5(X011, X01110111, vM, X010111, vN, vD); |
| 4556 | break; |
| 4557 | case ARM64vecb_UQRSHL32x4: |
| 4558 | *p++ = X_3_8_5_6_5_5(X011, X01110101, vM, X010111, vN, vD); |
| 4559 | break; |
| 4560 | case ARM64vecb_UQRSHL16x8: |
| 4561 | *p++ = X_3_8_5_6_5_5(X011, X01110011, vM, X010111, vN, vD); |
| 4562 | break; |
| 4563 | case ARM64vecb_UQRSHL8x16: |
| 4564 | *p++ = X_3_8_5_6_5_5(X011, X01110001, vM, X010111, vN, vD); |
| 4565 | break; |
| 4566 | |
sewardj | a6b61f0 | 2014-08-17 18:32:14 +0000 | [diff] [blame] | 4567 | case ARM64vecb_SSHL64x2: |
| 4568 | *p++ = X_3_8_5_6_5_5(X010, X01110111, vM, X010001, vN, vD); |
| 4569 | break; |
| 4570 | case ARM64vecb_SSHL32x4: |
| 4571 | *p++ = X_3_8_5_6_5_5(X010, X01110101, vM, X010001, vN, vD); |
| 4572 | break; |
| 4573 | case ARM64vecb_SSHL16x8: |
| 4574 | *p++ = X_3_8_5_6_5_5(X010, X01110011, vM, X010001, vN, vD); |
| 4575 | break; |
| 4576 | case ARM64vecb_SSHL8x16: |
| 4577 | *p++ = X_3_8_5_6_5_5(X010, X01110001, vM, X010001, vN, vD); |
| 4578 | break; |
| 4579 | |
| 4580 | case ARM64vecb_SRSHL64x2: |
| 4581 | *p++ = X_3_8_5_6_5_5(X010, X01110111, vM, X010101, vN, vD); |
| 4582 | break; |
| 4583 | case ARM64vecb_SRSHL32x4: |
| 4584 | *p++ = X_3_8_5_6_5_5(X010, X01110101, vM, X010101, vN, vD); |
| 4585 | break; |
| 4586 | case ARM64vecb_SRSHL16x8: |
| 4587 | *p++ = X_3_8_5_6_5_5(X010, X01110011, vM, X010101, vN, vD); |
| 4588 | break; |
| 4589 | case ARM64vecb_SRSHL8x16: |
| 4590 | *p++ = X_3_8_5_6_5_5(X010, X01110001, vM, X010101, vN, vD); |
| 4591 | break; |
| 4592 | |
| 4593 | case ARM64vecb_USHL64x2: |
| 4594 | *p++ = X_3_8_5_6_5_5(X011, X01110111, vM, X010001, vN, vD); |
| 4595 | break; |
| 4596 | case ARM64vecb_USHL32x4: |
| 4597 | *p++ = X_3_8_5_6_5_5(X011, X01110101, vM, X010001, vN, vD); |
| 4598 | break; |
| 4599 | case ARM64vecb_USHL16x8: |
| 4600 | *p++ = X_3_8_5_6_5_5(X011, X01110011, vM, X010001, vN, vD); |
| 4601 | break; |
| 4602 | case ARM64vecb_USHL8x16: |
| 4603 | *p++ = X_3_8_5_6_5_5(X011, X01110001, vM, X010001, vN, vD); |
| 4604 | break; |
| 4605 | |
| 4606 | case ARM64vecb_URSHL64x2: |
| 4607 | *p++ = X_3_8_5_6_5_5(X011, X01110111, vM, X010101, vN, vD); |
| 4608 | break; |
| 4609 | case ARM64vecb_URSHL32x4: |
| 4610 | *p++ = X_3_8_5_6_5_5(X011, X01110101, vM, X010101, vN, vD); |
| 4611 | break; |
| 4612 | case ARM64vecb_URSHL16x8: |
| 4613 | *p++ = X_3_8_5_6_5_5(X011, X01110011, vM, X010101, vN, vD); |
| 4614 | break; |
| 4615 | case ARM64vecb_URSHL8x16: |
| 4616 | *p++ = X_3_8_5_6_5_5(X011, X01110001, vM, X010101, vN, vD); |
| 4617 | break; |
| 4618 | |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 4619 | default: |
| 4620 | goto bad; |
| 4621 | } |
| 4622 | goto done; |
| 4623 | } |
sewardj | f7003bc | 2014-08-18 12:28:02 +0000 | [diff] [blame] | 4624 | case ARM64in_VModifyV: { |
| 4625 | /* 31 23 20 15 9 4 |
| 4626 | 010 01110 sz 1 00000 001110 n d SUQADD@sz Vd, Vn |
| 4627 | 011 01110 sz 1 00000 001110 n d USQADD@sz Vd, Vn |
| 4628 | */ |
| 4629 | UInt vD = qregNo(i->ARM64in.VModifyV.mod); |
| 4630 | UInt vN = qregNo(i->ARM64in.VModifyV.arg); |
| 4631 | switch (i->ARM64in.VModifyV.op) { |
| 4632 | case ARM64vecmo_SUQADD64x2: |
| 4633 | *p++ = X_3_8_5_6_5_5(X010, X01110111, X00000, X001110, vN, vD); |
| 4634 | break; |
| 4635 | case ARM64vecmo_SUQADD32x4: |
| 4636 | *p++ = X_3_8_5_6_5_5(X010, X01110101, X00000, X001110, vN, vD); |
| 4637 | break; |
| 4638 | case ARM64vecmo_SUQADD16x8: |
| 4639 | *p++ = X_3_8_5_6_5_5(X010, X01110011, X00000, X001110, vN, vD); |
| 4640 | break; |
| 4641 | case ARM64vecmo_SUQADD8x16: |
| 4642 | *p++ = X_3_8_5_6_5_5(X010, X01110001, X00000, X001110, vN, vD); |
| 4643 | break; |
| 4644 | case ARM64vecmo_USQADD64x2: |
| 4645 | *p++ = X_3_8_5_6_5_5(X011, X01110111, X00000, X001110, vN, vD); |
| 4646 | break; |
| 4647 | case ARM64vecmo_USQADD32x4: |
| 4648 | *p++ = X_3_8_5_6_5_5(X011, X01110101, X00000, X001110, vN, vD); |
| 4649 | break; |
| 4650 | case ARM64vecmo_USQADD16x8: |
| 4651 | *p++ = X_3_8_5_6_5_5(X011, X01110011, X00000, X001110, vN, vD); |
| 4652 | break; |
| 4653 | case ARM64vecmo_USQADD8x16: |
| 4654 | *p++ = X_3_8_5_6_5_5(X011, X01110001, X00000, X001110, vN, vD); |
| 4655 | break; |
| 4656 | default: |
| 4657 | goto bad; |
| 4658 | } |
| 4659 | goto done; |
| 4660 | } |
sewardj | fab0914 | 2014-02-10 10:28:13 +0000 | [diff] [blame] | 4661 | case ARM64in_VUnaryV: { |
| 4662 | /* 31 23 20 15 9 4 |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 4663 | 010 01110 11 1 00000 111110 n d FABS Vd.2d, Vn.2d |
| 4664 | 010 01110 10 1 00000 111110 n d FABS Vd.4s, Vn.4s |
| 4665 | 011 01110 11 1 00000 111110 n d FNEG Vd.2d, Vn.2d |
| 4666 | 011 01110 10 1 00000 111110 n d FNEG Vd.4s, Vn.4s |
| 4667 | 011 01110 00 1 00000 010110 n d NOT Vd.16b, Vn.16b |
sewardj | 25523c4 | 2014-06-15 19:36:29 +0000 | [diff] [blame] | 4668 | |
| 4669 | 010 01110 11 1 00000 101110 n d ABS Vd.2d, Vn.2d |
| 4670 | 010 01110 10 1 00000 101110 n d ABS Vd.4s, Vn.4s |
| 4671 | 010 01110 01 1 00000 101110 n d ABS Vd.8h, Vn.8h |
| 4672 | 010 01110 00 1 00000 101110 n d ABS Vd.16b, Vn.16b |
sewardj | 2b6fd5e | 2014-06-19 14:21:37 +0000 | [diff] [blame] | 4673 | |
| 4674 | 010 01110 10 1 00000 010010 n d CLS Vd.4s, Vn.4s |
| 4675 | 010 01110 01 1 00000 010010 n d CLS Vd.8h, Vn.8h |
| 4676 | 010 01110 00 1 00000 010010 n d CLS Vd.16b, Vn.16b |
| 4677 | |
| 4678 | 011 01110 10 1 00000 010010 n d CLZ Vd.4s, Vn.4s |
| 4679 | 011 01110 01 1 00000 010010 n d CLZ Vd.8h, Vn.8h |
| 4680 | 011 01110 00 1 00000 010010 n d CLZ Vd.16b, Vn.16b |
| 4681 | |
| 4682 | 010 01110 00 1 00000 010110 n d CNT Vd.16b, Vn.16b |
sewardj | 715d162 | 2014-06-26 12:39:05 +0000 | [diff] [blame] | 4683 | |
| 4684 | 011 01110 01 1 00000 010110 n d RBIT Vd.16b, Vn.16b |
sewardj | 715d162 | 2014-06-26 12:39:05 +0000 | [diff] [blame] | 4685 | 010 01110 00 1 00000 000110 n d REV16 Vd.16b, Vn.16b |
sewardj | df9d6d5 | 2014-06-27 10:43:22 +0000 | [diff] [blame] | 4686 | 011 01110 00 1 00000 000010 n d REV32 Vd.16b, Vn.16b |
| 4687 | 011 01110 01 1 00000 000010 n d REV32 Vd.8h, Vn.8h |
| 4688 | |
| 4689 | 010 01110 00 1 00000 000010 n d REV64 Vd.16b, Vn.16b |
| 4690 | 010 01110 01 1 00000 000010 n d REV64 Vd.8h, Vn.8h |
| 4691 | 010 01110 10 1 00000 000010 n d REV64 Vd.4s, Vn.4s |
sewardj | fc261d9 | 2014-08-24 20:36:14 +0000 | [diff] [blame] | 4692 | |
| 4693 | 010 01110 10 1 00001 110010 n d URECPE Vd.4s, Vn.4s |
| 4694 | 011 01110 10 1 00001 110010 n d URSQRTE Vd.4s, Vn.4s |
sewardj | fab0914 | 2014-02-10 10:28:13 +0000 | [diff] [blame] | 4695 | */ |
| 4696 | UInt vD = qregNo(i->ARM64in.VUnaryV.dst); |
| 4697 | UInt vN = qregNo(i->ARM64in.VUnaryV.arg); |
| 4698 | switch (i->ARM64in.VUnaryV.op) { |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 4699 | case ARM64vecu_FABS64x2: |
| 4700 | *p++ = X_3_8_5_6_5_5(X010, X01110111, X00000, X111110, vN, vD); |
| 4701 | break; |
sewardj | 2bd1ffe | 2014-03-27 18:59:00 +0000 | [diff] [blame] | 4702 | case ARM64vecu_FABS32x4: |
| 4703 | *p++ = X_3_8_5_6_5_5(X010, X01110101, X00000, X111110, vN, vD); |
| 4704 | break; |
sewardj | fab0914 | 2014-02-10 10:28:13 +0000 | [diff] [blame] | 4705 | case ARM64vecu_FNEG64x2: |
| 4706 | *p++ = X_3_8_5_6_5_5(X011, X01110111, X00000, X111110, vN, vD); |
| 4707 | break; |
sewardj | 950ca7a | 2014-04-03 23:03:32 +0000 | [diff] [blame] | 4708 | case ARM64vecu_FNEG32x4: |
| 4709 | *p++ = X_3_8_5_6_5_5(X011, X01110101, X00000, X111110, vN, vD); |
| 4710 | break; |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 4711 | case ARM64vecu_NOT: |
| 4712 | *p++ = X_3_8_5_6_5_5(X011, X01110001, X00000, X010110, vN, vD); |
| 4713 | break; |
sewardj | 25523c4 | 2014-06-15 19:36:29 +0000 | [diff] [blame] | 4714 | case ARM64vecu_ABS64x2: |
| 4715 | *p++ = X_3_8_5_6_5_5(X010, X01110111, X00000, X101110, vN, vD); |
| 4716 | break; |
| 4717 | case ARM64vecu_ABS32x4: |
| 4718 | *p++ = X_3_8_5_6_5_5(X010, X01110101, X00000, X101110, vN, vD); |
| 4719 | break; |
| 4720 | case ARM64vecu_ABS16x8: |
| 4721 | *p++ = X_3_8_5_6_5_5(X010, X01110011, X00000, X101110, vN, vD); |
| 4722 | break; |
| 4723 | case ARM64vecu_ABS8x16: |
| 4724 | *p++ = X_3_8_5_6_5_5(X010, X01110001, X00000, X101110, vN, vD); |
| 4725 | break; |
sewardj | 2b6fd5e | 2014-06-19 14:21:37 +0000 | [diff] [blame] | 4726 | case ARM64vecu_CLS32x4: |
| 4727 | *p++ = X_3_8_5_6_5_5(X010, X01110101, X00000, X010010, vN, vD); |
| 4728 | break; |
| 4729 | case ARM64vecu_CLS16x8: |
| 4730 | *p++ = X_3_8_5_6_5_5(X010, X01110011, X00000, X010010, vN, vD); |
| 4731 | break; |
| 4732 | case ARM64vecu_CLS8x16: |
| 4733 | *p++ = X_3_8_5_6_5_5(X010, X01110001, X00000, X010010, vN, vD); |
| 4734 | break; |
| 4735 | case ARM64vecu_CLZ32x4: |
| 4736 | *p++ = X_3_8_5_6_5_5(X011, X01110101, X00000, X010010, vN, vD); |
| 4737 | break; |
| 4738 | case ARM64vecu_CLZ16x8: |
| 4739 | *p++ = X_3_8_5_6_5_5(X011, X01110011, X00000, X010010, vN, vD); |
| 4740 | break; |
| 4741 | case ARM64vecu_CLZ8x16: |
| 4742 | *p++ = X_3_8_5_6_5_5(X011, X01110001, X00000, X010010, vN, vD); |
| 4743 | break; |
| 4744 | case ARM64vecu_CNT8x16: |
| 4745 | *p++ = X_3_8_5_6_5_5(X010, X01110001, X00000, X010110, vN, vD); |
| 4746 | break; |
sewardj | 715d162 | 2014-06-26 12:39:05 +0000 | [diff] [blame] | 4747 | case ARM64vecu_RBIT: |
| 4748 | *p++ = X_3_8_5_6_5_5(X011, X01110011, X00000, X010110, vN, vD); |
| 4749 | break; |
| 4750 | case ARM64vecu_REV1616B: |
| 4751 | *p++ = X_3_8_5_6_5_5(X010, X01110001, X00000, X000110, vN, vD); |
| 4752 | break; |
sewardj | df9d6d5 | 2014-06-27 10:43:22 +0000 | [diff] [blame] | 4753 | case ARM64vecu_REV3216B: |
| 4754 | *p++ = X_3_8_5_6_5_5(X011, X01110001, X00000, X000010, vN, vD); |
| 4755 | break; |
| 4756 | case ARM64vecu_REV328H: |
| 4757 | *p++ = X_3_8_5_6_5_5(X011, X01110011, X00000, X000010, vN, vD); |
| 4758 | break; |
| 4759 | case ARM64vecu_REV6416B: |
| 4760 | *p++ = X_3_8_5_6_5_5(X010, X01110001, X00000, X000010, vN, vD); |
| 4761 | break; |
| 4762 | case ARM64vecu_REV648H: |
| 4763 | *p++ = X_3_8_5_6_5_5(X010, X01110011, X00000, X000010, vN, vD); |
| 4764 | break; |
| 4765 | case ARM64vecu_REV644S: |
| 4766 | *p++ = X_3_8_5_6_5_5(X010, X01110101, X00000, X000010, vN, vD); |
| 4767 | break; |
sewardj | fc261d9 | 2014-08-24 20:36:14 +0000 | [diff] [blame] | 4768 | case ARM64vecu_URECPE32x4: |
| 4769 | *p++ = X_3_8_5_6_5_5(X010, X01110101, X00001, X110010, vN, vD); |
| 4770 | break; |
| 4771 | case ARM64vecu_URSQRTE32x4: |
| 4772 | *p++ = X_3_8_5_6_5_5(X011, X01110101, X00001, X110010, vN, vD); |
| 4773 | break; |
sewardj | fab0914 | 2014-02-10 10:28:13 +0000 | [diff] [blame] | 4774 | default: |
| 4775 | goto bad; |
| 4776 | } |
| 4777 | goto done; |
| 4778 | } |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 4779 | case ARM64in_VNarrowV: { |
| 4780 | /* 31 23 21 15 9 4 |
| 4781 | 000 01110 00 1,00001 001010 n d XTN Vd.8b, Vn.8h |
| 4782 | 000 01110 01 1,00001 001010 n d XTN Vd.4h, Vn.4s |
| 4783 | 000 01110 10 1,00001 001010 n d XTN Vd.2s, Vn.2d |
sewardj | ecedd98 | 2014-08-11 14:02:47 +0000 | [diff] [blame] | 4784 | |
| 4785 | 001 01110 00 1,00001 001010 n d SQXTUN Vd.8b, Vn.8h |
| 4786 | 001 01110 01 1,00001 001010 n d SQXTUN Vd.4h, Vn.4s |
| 4787 | 001 01110 10 1,00001 001010 n d SQXTUN Vd.2s, Vn.2d |
| 4788 | |
| 4789 | 000 01110 00 1,00001 010010 n d SQXTN Vd.8b, Vn.8h |
| 4790 | 000 01110 01 1,00001 010010 n d SQXTN Vd.4h, Vn.4s |
| 4791 | 000 01110 10 1,00001 010010 n d SQXTN Vd.2s, Vn.2d |
| 4792 | |
| 4793 | 001 01110 00 1,00001 010010 n d UQXTN Vd.8b, Vn.8h |
| 4794 | 001 01110 01 1,00001 010010 n d UQXTN Vd.4h, Vn.4s |
| 4795 | 001 01110 10 1,00001 010010 n d UQXTN Vd.2s, Vn.2d |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 4796 | */ |
| 4797 | UInt vD = qregNo(i->ARM64in.VNarrowV.dst); |
| 4798 | UInt vN = qregNo(i->ARM64in.VNarrowV.src); |
| 4799 | UInt dszBlg2 = i->ARM64in.VNarrowV.dszBlg2; |
| 4800 | vassert(dszBlg2 >= 0 && dszBlg2 <= 2); |
sewardj | ecedd98 | 2014-08-11 14:02:47 +0000 | [diff] [blame] | 4801 | switch (i->ARM64in.VNarrowV.op) { |
| 4802 | case ARM64vecna_XTN: |
| 4803 | *p++ = X_3_8_5_6_5_5(X000, X01110001 | (dszBlg2 << 1), |
| 4804 | X00001, X001010, vN, vD); |
| 4805 | goto done; |
| 4806 | case ARM64vecna_SQXTUN: |
| 4807 | *p++ = X_3_8_5_6_5_5(X001, X01110001 | (dszBlg2 << 1), |
| 4808 | X00001, X001010, vN, vD); |
| 4809 | goto done; |
| 4810 | case ARM64vecna_SQXTN: |
| 4811 | *p++ = X_3_8_5_6_5_5(X000, X01110001 | (dszBlg2 << 1), |
| 4812 | X00001, X010010, vN, vD); |
| 4813 | goto done; |
| 4814 | case ARM64vecna_UQXTN: |
| 4815 | *p++ = X_3_8_5_6_5_5(X001, X01110001 | (dszBlg2 << 1), |
| 4816 | X00001, X010010, vN, vD); |
| 4817 | goto done; |
| 4818 | default: |
| 4819 | break; |
| 4820 | } |
| 4821 | goto bad; |
sewardj | 606c4ba | 2014-01-26 19:11:14 +0000 | [diff] [blame] | 4822 | } |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 4823 | case ARM64in_VShiftImmV: { |
| 4824 | /* |
sewardj | ecedd98 | 2014-08-11 14:02:47 +0000 | [diff] [blame] | 4825 | 011 011110 immh immb 000001 n d USHR Vd.T, Vn.T, #sh |
| 4826 | 010 011110 immh immb 000001 n d SSHR Vd.T, Vn.T, #sh |
| 4827 | |
| 4828 | 001 011110 immh immb 100101 n d UQSHRN ,,#sh |
| 4829 | 000 011110 immh immb 100101 n d SQSHRN ,,#sh |
| 4830 | 001 011110 immh immb 100001 n d SQSHRUN ,,#sh |
| 4831 | |
| 4832 | 001 011110 immh immb 100111 n d UQRSHRN ,,#sh |
| 4833 | 000 011110 immh immb 100111 n d SQRSHRN ,,#sh |
| 4834 | 001 011110 immh immb 100011 n d SQRSHRUN ,,#sh |
sewardj | a97dddf | 2014-08-14 22:26:52 +0000 | [diff] [blame] | 4835 | |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 4836 | where immh:immb |
| 4837 | = case T of |
sewardj | ecedd98 | 2014-08-11 14:02:47 +0000 | [diff] [blame] | 4838 | 2d | sh in 1..64 -> let xxxxxx = 64-sh in 1xxx:xxx |
| 4839 | 4s | sh in 1..32 -> let xxxxx = 32-sh in 01xx:xxx |
| 4840 | 8h | sh in 1..16 -> let xxxx = 16-sh in 001x:xxx |
| 4841 | 16b | sh in 1..8 -> let xxx = 8-sh in 0001:xxx |
sewardj | 32d8675 | 2014-03-02 12:47:18 +0000 | [diff] [blame] | 4842 | |
sewardj | a97dddf | 2014-08-14 22:26:52 +0000 | [diff] [blame] | 4843 | 010 011110 immh immb 010101 n d SHL Vd.T, Vn.T, #sh |
| 4844 | |
| 4845 | 011 011110 immh immb 011101 n d UQSHL Vd.T, Vn.T, #sh |
| 4846 | 010 011110 immh immb 011101 n d SQSHL Vd.T, Vn.T, #sh |
| 4847 | 011 011110 immh immb 011001 n d SQSHLU Vd.T, Vn.T, #sh |
| 4848 | |
sewardj | 32d8675 | 2014-03-02 12:47:18 +0000 | [diff] [blame] | 4849 | where immh:immb |
| 4850 | = case T of |
sewardj | ecedd98 | 2014-08-11 14:02:47 +0000 | [diff] [blame] | 4851 | 2d | sh in 0..63 -> let xxxxxx = sh in 1xxx:xxx |
| 4852 | 4s | sh in 0..31 -> let xxxxx = sh in 01xx:xxx |
| 4853 | 8h | sh in 0..15 -> let xxxx = sh in 001x:xxx |
| 4854 | 16b | sh in 0..7 -> let xxx = sh in 0001:xxx |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 4855 | */ |
sewardj | ecedd98 | 2014-08-11 14:02:47 +0000 | [diff] [blame] | 4856 | UInt vD = qregNo(i->ARM64in.VShiftImmV.dst); |
| 4857 | UInt vN = qregNo(i->ARM64in.VShiftImmV.src); |
| 4858 | UInt sh = i->ARM64in.VShiftImmV.amt; |
| 4859 | UInt tmpl = 0; /* invalid */ |
| 4860 | |
| 4861 | const UInt tmpl_USHR |
| 4862 | = X_3_6_7_6_5_5(X011, X011110, 0, X000001, vN, vD); |
| 4863 | const UInt tmpl_SSHR |
| 4864 | = X_3_6_7_6_5_5(X010, X011110, 0, X000001, vN, vD); |
| 4865 | |
| 4866 | const UInt tmpl_UQSHRN |
| 4867 | = X_3_6_7_6_5_5(X001, X011110, 0, X100101, vN, vD); |
| 4868 | const UInt tmpl_SQSHRN |
| 4869 | = X_3_6_7_6_5_5(X000, X011110, 0, X100101, vN, vD); |
| 4870 | const UInt tmpl_SQSHRUN |
| 4871 | = X_3_6_7_6_5_5(X001, X011110, 0, X100001, vN, vD); |
| 4872 | |
| 4873 | const UInt tmpl_UQRSHRN |
| 4874 | = X_3_6_7_6_5_5(X001, X011110, 0, X100111, vN, vD); |
| 4875 | const UInt tmpl_SQRSHRN |
| 4876 | = X_3_6_7_6_5_5(X000, X011110, 0, X100111, vN, vD); |
| 4877 | const UInt tmpl_SQRSHRUN |
| 4878 | = X_3_6_7_6_5_5(X001, X011110, 0, X100011, vN, vD); |
| 4879 | |
| 4880 | const UInt tmpl_SHL |
| 4881 | = X_3_6_7_6_5_5(X010, X011110, 0, X010101, vN, vD); |
| 4882 | |
sewardj | a97dddf | 2014-08-14 22:26:52 +0000 | [diff] [blame] | 4883 | const UInt tmpl_UQSHL |
| 4884 | = X_3_6_7_6_5_5(X011, X011110, 0, X011101, vN, vD); |
| 4885 | const UInt tmpl_SQSHL |
| 4886 | = X_3_6_7_6_5_5(X010, X011110, 0, X011101, vN, vD); |
| 4887 | const UInt tmpl_SQSHLU |
| 4888 | = X_3_6_7_6_5_5(X011, X011110, 0, X011001, vN, vD); |
| 4889 | |
sewardj | ecedd98 | 2014-08-11 14:02:47 +0000 | [diff] [blame] | 4890 | switch (i->ARM64in.VShiftImmV.op) { |
sewardj | a6b61f0 | 2014-08-17 18:32:14 +0000 | [diff] [blame] | 4891 | case ARM64vecshi_SSHR64x2: tmpl = tmpl_SSHR; goto right64x2; |
| 4892 | case ARM64vecshi_USHR64x2: tmpl = tmpl_USHR; goto right64x2; |
| 4893 | case ARM64vecshi_SHL64x2: tmpl = tmpl_SHL; goto left64x2; |
| 4894 | case ARM64vecshi_UQSHL64x2: tmpl = tmpl_UQSHL; goto left64x2; |
| 4895 | case ARM64vecshi_SQSHL64x2: tmpl = tmpl_SQSHL; goto left64x2; |
| 4896 | case ARM64vecshi_SQSHLU64x2: tmpl = tmpl_SQSHLU; goto left64x2; |
| 4897 | case ARM64vecshi_SSHR32x4: tmpl = tmpl_SSHR; goto right32x4; |
| 4898 | case ARM64vecshi_USHR32x4: tmpl = tmpl_USHR; goto right32x4; |
| 4899 | case ARM64vecshi_UQSHRN2SD: tmpl = tmpl_UQSHRN; goto right32x4; |
| 4900 | case ARM64vecshi_SQSHRN2SD: tmpl = tmpl_SQSHRN; goto right32x4; |
| 4901 | case ARM64vecshi_SQSHRUN2SD: tmpl = tmpl_SQSHRUN; goto right32x4; |
| 4902 | case ARM64vecshi_UQRSHRN2SD: tmpl = tmpl_UQRSHRN; goto right32x4; |
| 4903 | case ARM64vecshi_SQRSHRN2SD: tmpl = tmpl_SQRSHRN; goto right32x4; |
| 4904 | case ARM64vecshi_SQRSHRUN2SD: tmpl = tmpl_SQRSHRUN; goto right32x4; |
| 4905 | case ARM64vecshi_SHL32x4: tmpl = tmpl_SHL; goto left32x4; |
| 4906 | case ARM64vecshi_UQSHL32x4: tmpl = tmpl_UQSHL; goto left32x4; |
| 4907 | case ARM64vecshi_SQSHL32x4: tmpl = tmpl_SQSHL; goto left32x4; |
| 4908 | case ARM64vecshi_SQSHLU32x4: tmpl = tmpl_SQSHLU; goto left32x4; |
| 4909 | case ARM64vecshi_SSHR16x8: tmpl = tmpl_SSHR; goto right16x8; |
| 4910 | case ARM64vecshi_USHR16x8: tmpl = tmpl_USHR; goto right16x8; |
| 4911 | case ARM64vecshi_UQSHRN4HS: tmpl = tmpl_UQSHRN; goto right16x8; |
| 4912 | case ARM64vecshi_SQSHRN4HS: tmpl = tmpl_SQSHRN; goto right16x8; |
| 4913 | case ARM64vecshi_SQSHRUN4HS: tmpl = tmpl_SQSHRUN; goto right16x8; |
| 4914 | case ARM64vecshi_UQRSHRN4HS: tmpl = tmpl_UQRSHRN; goto right16x8; |
| 4915 | case ARM64vecshi_SQRSHRN4HS: tmpl = tmpl_SQRSHRN; goto right16x8; |
| 4916 | case ARM64vecshi_SQRSHRUN4HS: tmpl = tmpl_SQRSHRUN; goto right16x8; |
| 4917 | case ARM64vecshi_SHL16x8: tmpl = tmpl_SHL; goto left16x8; |
| 4918 | case ARM64vecshi_UQSHL16x8: tmpl = tmpl_UQSHL; goto left16x8; |
| 4919 | case ARM64vecshi_SQSHL16x8: tmpl = tmpl_SQSHL; goto left16x8; |
| 4920 | case ARM64vecshi_SQSHLU16x8: tmpl = tmpl_SQSHLU; goto left16x8; |
| 4921 | case ARM64vecshi_SSHR8x16: tmpl = tmpl_SSHR; goto right8x16; |
| 4922 | case ARM64vecshi_USHR8x16: tmpl = tmpl_USHR; goto right8x16; |
| 4923 | case ARM64vecshi_UQSHRN8BH: tmpl = tmpl_UQSHRN; goto right8x16; |
| 4924 | case ARM64vecshi_SQSHRN8BH: tmpl = tmpl_SQSHRN; goto right8x16; |
| 4925 | case ARM64vecshi_SQSHRUN8BH: tmpl = tmpl_SQSHRUN; goto right8x16; |
| 4926 | case ARM64vecshi_UQRSHRN8BH: tmpl = tmpl_UQRSHRN; goto right8x16; |
| 4927 | case ARM64vecshi_SQRSHRN8BH: tmpl = tmpl_SQRSHRN; goto right8x16; |
| 4928 | case ARM64vecshi_SQRSHRUN8BH: tmpl = tmpl_SQRSHRUN; goto right8x16; |
| 4929 | case ARM64vecshi_SHL8x16: tmpl = tmpl_SHL; goto left8x16; |
| 4930 | case ARM64vecshi_UQSHL8x16: tmpl = tmpl_UQSHL; goto left8x16; |
| 4931 | case ARM64vecshi_SQSHL8x16: tmpl = tmpl_SQSHL; goto left8x16; |
| 4932 | case ARM64vecshi_SQSHLU8x16: tmpl = tmpl_SQSHLU; goto left8x16; |
sewardj | ecedd98 | 2014-08-11 14:02:47 +0000 | [diff] [blame] | 4933 | |
| 4934 | default: break; |
| 4935 | |
| 4936 | right64x2: |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 4937 | if (sh >= 1 && sh <= 63) { |
sewardj | ecedd98 | 2014-08-11 14:02:47 +0000 | [diff] [blame] | 4938 | *p++ = tmpl | X_3_6_7_6_5_5(0,0, X1000000 | (64-sh), 0,0,0); |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 4939 | goto done; |
| 4940 | } |
| 4941 | break; |
sewardj | ecedd98 | 2014-08-11 14:02:47 +0000 | [diff] [blame] | 4942 | right32x4: |
| 4943 | if (sh >= 1 && sh <= 32) { |
| 4944 | *p++ = tmpl | X_3_6_7_6_5_5(0,0, X0100000 | (32-sh), 0,0,0); |
| 4945 | goto done; |
| 4946 | } |
| 4947 | break; |
| 4948 | right16x8: |
| 4949 | if (sh >= 1 && sh <= 16) { |
| 4950 | *p++ = tmpl | X_3_6_7_6_5_5(0,0, X0010000 | (16-sh), 0,0,0); |
| 4951 | goto done; |
| 4952 | } |
| 4953 | break; |
| 4954 | right8x16: |
| 4955 | if (sh >= 1 && sh <= 8) { |
| 4956 | *p++ = tmpl | X_3_6_7_6_5_5(0,0, X0001000 | (8-sh), 0,0,0); |
| 4957 | goto done; |
| 4958 | } |
| 4959 | break; |
| 4960 | |
| 4961 | left64x2: |
sewardj | a97dddf | 2014-08-14 22:26:52 +0000 | [diff] [blame] | 4962 | if (sh >= 0 && sh <= 63) { |
sewardj | ecedd98 | 2014-08-11 14:02:47 +0000 | [diff] [blame] | 4963 | *p++ = tmpl | X_3_6_7_6_5_5(0,0, X1000000 | sh, 0,0,0); |
sewardj | 9301343 | 2014-04-27 12:02:12 +0000 | [diff] [blame] | 4964 | goto done; |
| 4965 | } |
| 4966 | break; |
sewardj | ecedd98 | 2014-08-11 14:02:47 +0000 | [diff] [blame] | 4967 | left32x4: |
sewardj | a97dddf | 2014-08-14 22:26:52 +0000 | [diff] [blame] | 4968 | if (sh >= 0 && sh <= 31) { |
sewardj | ecedd98 | 2014-08-11 14:02:47 +0000 | [diff] [blame] | 4969 | *p++ = tmpl | X_3_6_7_6_5_5(0,0, X0100000 | sh, 0,0,0); |
sewardj | 9301343 | 2014-04-27 12:02:12 +0000 | [diff] [blame] | 4970 | goto done; |
| 4971 | } |
| 4972 | break; |
sewardj | ecedd98 | 2014-08-11 14:02:47 +0000 | [diff] [blame] | 4973 | left16x8: |
sewardj | a97dddf | 2014-08-14 22:26:52 +0000 | [diff] [blame] | 4974 | if (sh >= 0 && sh <= 15) { |
sewardj | ecedd98 | 2014-08-11 14:02:47 +0000 | [diff] [blame] | 4975 | *p++ = tmpl | X_3_6_7_6_5_5(0,0, X0010000 | sh, 0,0,0); |
sewardj | 1eaaec2 | 2014-03-07 22:52:19 +0000 | [diff] [blame] | 4976 | goto done; |
| 4977 | } |
| 4978 | break; |
sewardj | ecedd98 | 2014-08-11 14:02:47 +0000 | [diff] [blame] | 4979 | left8x16: |
sewardj | a97dddf | 2014-08-14 22:26:52 +0000 | [diff] [blame] | 4980 | if (sh >= 0 && sh <= 7) { |
sewardj | ecedd98 | 2014-08-11 14:02:47 +0000 | [diff] [blame] | 4981 | *p++ = tmpl | X_3_6_7_6_5_5(0,0, X0001000 | sh, 0,0,0); |
sewardj | 9301343 | 2014-04-27 12:02:12 +0000 | [diff] [blame] | 4982 | goto done; |
| 4983 | } |
| 4984 | break; |
sewardj | e520bb3 | 2014-02-17 11:00:53 +0000 | [diff] [blame] | 4985 | } |
| 4986 | goto bad; |
| 4987 | } |
sewardj | ab33a7a | 2014-06-19 22:20:47 +0000 | [diff] [blame] | 4988 | case ARM64in_VExtV: { |
| 4989 | /* |
| 4990 | 011 01110 000 m 0 imm4 0 n d EXT Vd.16b, Vn.16b, Vm.16b, #imm4 |
| 4991 | where imm4 = the shift amount, in bytes, |
| 4992 | Vn is low operand, Vm is high operand |
| 4993 | */ |
| 4994 | UInt vD = qregNo(i->ARM64in.VExtV.dst); |
| 4995 | UInt vN = qregNo(i->ARM64in.VExtV.srcLo); |
| 4996 | UInt vM = qregNo(i->ARM64in.VExtV.srcHi); |
| 4997 | UInt imm4 = i->ARM64in.VExtV.amtB; |
| 4998 | vassert(imm4 >= 1 && imm4 <= 15); |
| 4999 | *p++ = X_3_8_5_6_5_5(X011, X01110000, vM, |
| 5000 | X000000 | (imm4 << 1), vN, vD); |
| 5001 | goto done; |
| 5002 | } |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 5003 | case ARM64in_VImmQ: { |
| 5004 | UInt rQ = qregNo(i->ARM64in.VImmQ.rQ); |
| 5005 | UShort imm = i->ARM64in.VImmQ.imm; |
sewardj | 208a776 | 2014-10-22 13:52:51 +0000 | [diff] [blame] | 5006 | vassert(rQ < 32); |
| 5007 | switch (imm) { |
| 5008 | case 0x0000: |
| 5009 | // movi rQ.4s, #0x0 == 0x4F 0x00 0x04 000 rQ |
| 5010 | *p++ = 0x4F000400 | rQ; |
| 5011 | goto done; |
| 5012 | case 0x0001: |
| 5013 | // movi rQ, #0xFF == 0x2F 0x00 0xE4 001 rQ |
| 5014 | *p++ = 0x2F00E420 | rQ; |
| 5015 | goto done; |
| 5016 | case 0x0003: |
| 5017 | // movi rQ, #0xFFFF == 0x2F 0x00 0xE4 011 rQ |
| 5018 | *p++ = 0x2F00E460 | rQ; |
| 5019 | goto done; |
| 5020 | case 0x000F: |
| 5021 | // movi rQ, #0xFFFFFFFF == 0x2F 0x00 0xE5 111 rQ |
| 5022 | *p++ = 0x2F00E5E0 | rQ; |
| 5023 | goto done; |
| 5024 | case 0x003F: |
| 5025 | // movi rQ, #0xFFFFFFFFFFFF == 0x2F 0x01 0xE7 111 rQ |
| 5026 | *p++ = 0x2F01E7E0 | rQ; |
| 5027 | goto done; |
| 5028 | case 0x00FF: |
| 5029 | // movi rQ, #0xFFFFFFFFFFFFFFFF == 0x2F 0x07 0xE7 111 rQ |
| 5030 | *p++ = 0x2F07E7E0 | rQ; |
| 5031 | goto done; |
| 5032 | case 0xFFFF: |
| 5033 | // mvni rQ.4s, #0x0 == 0x6F 0x00 0x04 000 rQ |
| 5034 | *p++ = 0x6F000400 | rQ; |
| 5035 | goto done; |
| 5036 | default: |
| 5037 | break; |
sewardj | 8e91fd4 | 2014-07-11 12:05:47 +0000 | [diff] [blame] | 5038 | } |
sewardj | ecde697 | 2014-02-05 11:01:19 +0000 | [diff] [blame] | 5039 | goto bad; /* no other handled cases right now */ |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 5040 | } |
| 5041 | |
| 5042 | case ARM64in_VDfromX: { |
| 5043 | /* INS Vd.D[0], rX |
| 5044 | 0100 1110 0000 1000 0001 11 nn dd INS Vd.D[0], Xn |
| 5045 | This isn't wonderful, in the sense that the upper half of |
| 5046 | the vector register stays unchanged and thus the insn is |
| 5047 | data dependent on its output register. */ |
| 5048 | UInt dd = dregNo(i->ARM64in.VDfromX.rD); |
| 5049 | UInt xx = iregNo(i->ARM64in.VDfromX.rX); |
| 5050 | vassert(xx < 31); |
| 5051 | *p++ = 0x4E081C00 | X_2_6_2_12_5_5(0,0,0,0,xx,dd); |
| 5052 | goto done; |
| 5053 | } |
| 5054 | |
sewardj | 1297218 | 2014-08-04 08:09:47 +0000 | [diff] [blame] | 5055 | case ARM64in_VQfromX: { |
| 5056 | /* FMOV D, X |
| 5057 | 1001 1110 0110 0111 0000 00 nn dd FMOV Vd.D[0], Xn |
| 5058 | I think this zeroes out the top half of the destination, which |
| 5059 | is what we need. TODO: can we do VDfromX and VQfromXX better? */ |
| 5060 | UInt dd = qregNo(i->ARM64in.VQfromX.rQ); |
| 5061 | UInt xx = iregNo(i->ARM64in.VQfromX.rXlo); |
| 5062 | vassert(xx < 31); |
| 5063 | *p++ = 0x9E670000 | X_2_6_2_12_5_5(0,0,0,0,xx,dd); |
| 5064 | goto done; |
| 5065 | } |
| 5066 | |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 5067 | case ARM64in_VQfromXX: { |
| 5068 | /* What we really generate is a two insn sequence: |
| 5069 | INS Vd.D[0], Xlo; INS Vd.D[1], Xhi |
| 5070 | 0100 1110 0000 1000 0001 11 nn dd INS Vd.D[0], Xn |
| 5071 | 0100 1110 0001 1000 0001 11 nn dd INS Vd.D[1], Xn |
| 5072 | */ |
| 5073 | UInt qq = qregNo(i->ARM64in.VQfromXX.rQ); |
| 5074 | UInt xhi = iregNo(i->ARM64in.VQfromXX.rXhi); |
| 5075 | UInt xlo = iregNo(i->ARM64in.VQfromXX.rXlo); |
| 5076 | vassert(xhi < 31 && xlo < 31); |
| 5077 | *p++ = 0x4E081C00 | X_2_6_2_12_5_5(0,0,0,0,xlo,qq); |
| 5078 | *p++ = 0x4E181C00 | X_2_6_2_12_5_5(0,0,0,0,xhi,qq); |
| 5079 | goto done; |
| 5080 | } |
| 5081 | |
| 5082 | case ARM64in_VXfromQ: { |
| 5083 | /* 010 0111 0000 01000 001111 nn dd UMOV Xd, Vn.D[0] |
| 5084 | 010 0111 0000 11000 001111 nn dd UMOV Xd, Vn.D[1] |
| 5085 | */ |
| 5086 | UInt dd = iregNo(i->ARM64in.VXfromQ.rX); |
| 5087 | UInt nn = qregNo(i->ARM64in.VXfromQ.rQ); |
| 5088 | UInt laneNo = i->ARM64in.VXfromQ.laneNo; |
| 5089 | vassert(dd < 31); |
| 5090 | vassert(laneNo < 2); |
| 5091 | *p++ = X_3_8_5_6_5_5(X010, X01110000, |
| 5092 | laneNo == 1 ? X11000 : X01000, X001111, nn, dd); |
| 5093 | goto done; |
| 5094 | } |
| 5095 | |
sewardj | 85fbb02 | 2014-06-12 13:16:01 +0000 | [diff] [blame] | 5096 | case ARM64in_VXfromDorS: { |
| 5097 | /* 000 11110001 00110 000000 n d FMOV Wd, Sn |
| 5098 | 100 11110011 00110 000000 n d FMOV Xd, Dn |
| 5099 | */ |
| 5100 | UInt dd = iregNo(i->ARM64in.VXfromDorS.rX); |
| 5101 | UInt nn = dregNo(i->ARM64in.VXfromDorS.rDorS); |
| 5102 | Bool fromD = i->ARM64in.VXfromDorS.fromD; |
| 5103 | vassert(dd < 31); |
| 5104 | *p++ = X_3_8_5_6_5_5(fromD ? X100 : X000, |
| 5105 | fromD ? X11110011 : X11110001, |
| 5106 | X00110, X000000, nn, dd); |
| 5107 | goto done; |
| 5108 | } |
| 5109 | |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 5110 | case ARM64in_VMov: { |
| 5111 | /* 000 11110 00 10000 00 10000 n d FMOV Sd, Sn |
| 5112 | 000 11110 01 10000 00 10000 n d FMOV Dd, Dn |
| 5113 | 010 01110 10 1 n 0 00111 n d MOV Vd.16b, Vn.16b |
| 5114 | */ |
| 5115 | HReg rD = i->ARM64in.VMov.dst; |
| 5116 | HReg rN = i->ARM64in.VMov.src; |
| 5117 | switch (i->ARM64in.VMov.szB) { |
sewardj | a97dddf | 2014-08-14 22:26:52 +0000 | [diff] [blame] | 5118 | case 16: { |
| 5119 | UInt dd = qregNo(rD); |
| 5120 | UInt nn = qregNo(rN); |
| 5121 | *p++ = X_3_8_5_6_5_5(X010, X01110101, nn, X000111, nn, dd); |
| 5122 | goto done; |
| 5123 | } |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 5124 | case 8: { |
| 5125 | UInt dd = dregNo(rD); |
| 5126 | UInt nn = dregNo(rN); |
| 5127 | *p++ = X_3_8_5_6_5_5(X000, X11110011, X00000, X010000, nn, dd); |
| 5128 | goto done; |
| 5129 | } |
| 5130 | default: |
| 5131 | break; |
| 5132 | } |
| 5133 | goto bad; |
| 5134 | } |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 5135 | |
| 5136 | case ARM64in_EvCheck: { |
| 5137 | /* The sequence is fixed (canned) except for the two amodes |
| 5138 | supplied by the insn. These don't change the length, though. |
| 5139 | We generate: |
| 5140 | ldr w9, [x21 + #8] 8 == offsetof(host_EvC_COUNTER) |
| 5141 | subs w9, w9, #1 |
| 5142 | str w9, [x21 + #8] 8 == offsetof(host_EvC_COUNTER) |
| 5143 | bpl nofail |
| 5144 | ldr x9, [x21 + #0] 0 == offsetof(host_EvC_FAILADDR) |
| 5145 | br x9 |
| 5146 | nofail: |
| 5147 | */ |
| 5148 | UInt* p0 = p; |
| 5149 | p = do_load_or_store32(p, True/*isLoad*/, /*w*/9, |
| 5150 | i->ARM64in.EvCheck.amCounter); |
| 5151 | *p++ = 0x71000529; /* subs w9, w9, #1 */ |
| 5152 | p = do_load_or_store32(p, False/*!isLoad*/, /*w*/9, |
| 5153 | i->ARM64in.EvCheck.amCounter); |
| 5154 | *p++ = 0x54000065; /* bpl nofail */ |
| 5155 | p = do_load_or_store64(p, True/*isLoad*/, /*x*/9, |
| 5156 | i->ARM64in.EvCheck.amFailAddr); |
| 5157 | *p++ = 0xD61F0120; /* br x9 */ |
| 5158 | /* nofail: */ |
| 5159 | |
| 5160 | /* Crosscheck */ |
sewardj | 9b76916 | 2014-07-24 12:42:03 +0000 | [diff] [blame] | 5161 | vassert(evCheckSzB_ARM64(endness_host) == (UChar*)p - (UChar*)p0); |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 5162 | goto done; |
| 5163 | } |
| 5164 | |
sewardj | 0ad37a9 | 2014-08-29 21:58:03 +0000 | [diff] [blame] | 5165 | case ARM64in_ProfInc: { |
| 5166 | /* We generate: |
| 5167 | (ctrP is unknown now, so use 0x6555'7555'8555'9566 in the |
| 5168 | expectation that a later call to LibVEX_patchProfCtr |
| 5169 | will be used to fill in the immediate fields once the |
| 5170 | right value is known.) |
| 5171 | imm64-exactly4 x9, 0x6555'7555'8555'9566 |
| 5172 | ldr x8, [x9] |
| 5173 | add x8, x8, #1 |
| 5174 | str x8, [x9] |
| 5175 | */ |
| 5176 | p = imm64_to_iregNo_EXACTLY4(p, /*x*/9, 0x6555755585559566ULL); |
| 5177 | *p++ = 0xF9400128; |
| 5178 | *p++ = 0x91000508; |
| 5179 | *p++ = 0xF9000128; |
| 5180 | /* Tell the caller .. */ |
| 5181 | vassert(!(*is_profInc)); |
| 5182 | *is_profInc = True; |
| 5183 | goto done; |
| 5184 | } |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 5185 | |
| 5186 | /* ... */ |
| 5187 | default: |
| 5188 | goto bad; |
| 5189 | } |
| 5190 | |
| 5191 | bad: |
| 5192 | ppARM64Instr(i); |
| 5193 | vpanic("emit_ARM64Instr"); |
| 5194 | /*NOTREACHED*/ |
| 5195 | |
| 5196 | done: |
| 5197 | vassert(((UChar*)p) - &buf[0] <= 36); |
| 5198 | return ((UChar*)p) - &buf[0]; |
| 5199 | } |
| 5200 | |
| 5201 | |
| 5202 | /* How big is an event check? See case for ARM64in_EvCheck in |
| 5203 | emit_ARM64Instr just above. That crosschecks what this returns, so |
| 5204 | we can tell if we're inconsistent. */ |
sewardj | 9b76916 | 2014-07-24 12:42:03 +0000 | [diff] [blame] | 5205 | Int evCheckSzB_ARM64 ( VexEndness endness_host ) |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 5206 | { |
| 5207 | return 24; |
| 5208 | } |
| 5209 | |
| 5210 | |
| 5211 | /* NB: what goes on here has to be very closely coordinated with the |
| 5212 | emitInstr case for XDirect, above. */ |
sewardj | 9b76916 | 2014-07-24 12:42:03 +0000 | [diff] [blame] | 5213 | VexInvalRange chainXDirect_ARM64 ( VexEndness endness_host, |
| 5214 | void* place_to_chain, |
florian | 7d6f81d | 2014-09-22 21:43:37 +0000 | [diff] [blame] | 5215 | const void* disp_cp_chain_me_EXPECTED, |
| 5216 | const void* place_to_jump_to ) |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 5217 | { |
sewardj | 9b76916 | 2014-07-24 12:42:03 +0000 | [diff] [blame] | 5218 | vassert(endness_host == VexEndnessLE); |
| 5219 | |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 5220 | /* What we're expecting to see is: |
| 5221 | movw x9, disp_cp_chain_me_to_EXPECTED[15:0] |
| 5222 | movk x9, disp_cp_chain_me_to_EXPECTED[31:15], lsl 16 |
| 5223 | movk x9, disp_cp_chain_me_to_EXPECTED[47:32], lsl 32 |
| 5224 | movk x9, disp_cp_chain_me_to_EXPECTED[63:48], lsl 48 |
| 5225 | blr x9 |
| 5226 | viz |
| 5227 | <16 bytes generated by imm64_to_iregNo_EXACTLY4> |
| 5228 | D6 3F 01 20 |
| 5229 | */ |
| 5230 | UInt* p = (UInt*)place_to_chain; |
| 5231 | vassert(0 == (3 & (HWord)p)); |
| 5232 | vassert(is_imm64_to_iregNo_EXACTLY4( |
| 5233 | p, /*x*/9, Ptr_to_ULong(disp_cp_chain_me_EXPECTED))); |
| 5234 | vassert(p[4] == 0xD63F0120); |
sewardj | c6acaa4 | 2014-02-19 17:42:59 +0000 | [diff] [blame] | 5235 | |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 5236 | /* And what we want to change it to is: |
| 5237 | movw x9, place_to_jump_to[15:0] |
| 5238 | movk x9, place_to_jump_to[31:15], lsl 16 |
| 5239 | movk x9, place_to_jump_to[47:32], lsl 32 |
| 5240 | movk x9, place_to_jump_to[63:48], lsl 48 |
| 5241 | br x9 |
| 5242 | viz |
| 5243 | <16 bytes generated by imm64_to_iregNo_EXACTLY4> |
| 5244 | D6 1F 01 20 |
| 5245 | |
| 5246 | The replacement has the same length as the original. |
| 5247 | */ |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 5248 | (void)imm64_to_iregNo_EXACTLY4( |
| 5249 | p, /*x*/9, Ptr_to_ULong(place_to_jump_to)); |
| 5250 | p[4] = 0xD61F0120; |
| 5251 | |
| 5252 | VexInvalRange vir = {(HWord)p, 20}; |
| 5253 | return vir; |
| 5254 | } |
| 5255 | |
| 5256 | |
sewardj | c6acaa4 | 2014-02-19 17:42:59 +0000 | [diff] [blame] | 5257 | /* NB: what goes on here has to be very closely coordinated with the |
| 5258 | emitInstr case for XDirect, above. */ |
sewardj | 9b76916 | 2014-07-24 12:42:03 +0000 | [diff] [blame] | 5259 | VexInvalRange unchainXDirect_ARM64 ( VexEndness endness_host, |
| 5260 | void* place_to_unchain, |
florian | 7d6f81d | 2014-09-22 21:43:37 +0000 | [diff] [blame] | 5261 | const void* place_to_jump_to_EXPECTED, |
| 5262 | const void* disp_cp_chain_me ) |
sewardj | c6acaa4 | 2014-02-19 17:42:59 +0000 | [diff] [blame] | 5263 | { |
sewardj | 9b76916 | 2014-07-24 12:42:03 +0000 | [diff] [blame] | 5264 | vassert(endness_host == VexEndnessLE); |
| 5265 | |
sewardj | c6acaa4 | 2014-02-19 17:42:59 +0000 | [diff] [blame] | 5266 | /* What we're expecting to see is: |
| 5267 | movw x9, place_to_jump_to_EXPECTED[15:0] |
| 5268 | movk x9, place_to_jump_to_EXPECTED[31:15], lsl 16 |
| 5269 | movk x9, place_to_jump_to_EXPECTED[47:32], lsl 32 |
| 5270 | movk x9, place_to_jump_to_EXPECTED[63:48], lsl 48 |
| 5271 | br x9 |
| 5272 | viz |
| 5273 | <16 bytes generated by imm64_to_iregNo_EXACTLY4> |
| 5274 | D6 1F 01 20 |
| 5275 | */ |
| 5276 | UInt* p = (UInt*)place_to_unchain; |
| 5277 | vassert(0 == (3 & (HWord)p)); |
| 5278 | vassert(is_imm64_to_iregNo_EXACTLY4( |
| 5279 | p, /*x*/9, Ptr_to_ULong(place_to_jump_to_EXPECTED))); |
| 5280 | vassert(p[4] == 0xD61F0120); |
| 5281 | |
| 5282 | /* And what we want to change it to is: |
| 5283 | movw x9, disp_cp_chain_me_to[15:0] |
| 5284 | movk x9, disp_cp_chain_me_to[31:15], lsl 16 |
| 5285 | movk x9, disp_cp_chain_me_to[47:32], lsl 32 |
| 5286 | movk x9, disp_cp_chain_me_to[63:48], lsl 48 |
| 5287 | blr x9 |
| 5288 | viz |
| 5289 | <16 bytes generated by imm64_to_iregNo_EXACTLY4> |
| 5290 | D6 3F 01 20 |
| 5291 | */ |
| 5292 | (void)imm64_to_iregNo_EXACTLY4( |
| 5293 | p, /*x*/9, Ptr_to_ULong(disp_cp_chain_me)); |
| 5294 | p[4] = 0xD63F0120; |
| 5295 | |
| 5296 | VexInvalRange vir = {(HWord)p, 20}; |
| 5297 | return vir; |
| 5298 | } |
| 5299 | |
| 5300 | |
sewardj | 0ad37a9 | 2014-08-29 21:58:03 +0000 | [diff] [blame] | 5301 | /* Patch the counter address into a profile inc point, as previously |
| 5302 | created by the ARM64in_ProfInc case for emit_ARM64Instr. */ |
| 5303 | VexInvalRange patchProfInc_ARM64 ( VexEndness endness_host, |
| 5304 | void* place_to_patch, |
florian | 7d6f81d | 2014-09-22 21:43:37 +0000 | [diff] [blame] | 5305 | const ULong* location_of_counter ) |
sewardj | 0ad37a9 | 2014-08-29 21:58:03 +0000 | [diff] [blame] | 5306 | { |
| 5307 | vassert(sizeof(ULong*) == 8); |
| 5308 | vassert(endness_host == VexEndnessLE); |
| 5309 | UInt* p = (UInt*)place_to_patch; |
| 5310 | vassert(0 == (3 & (HWord)p)); |
| 5311 | vassert(is_imm64_to_iregNo_EXACTLY4(p, /*x*/9, 0x6555755585559566ULL)); |
| 5312 | vassert(p[4] == 0xF9400128); |
| 5313 | vassert(p[5] == 0x91000508); |
| 5314 | vassert(p[6] == 0xF9000128); |
| 5315 | imm64_to_iregNo_EXACTLY4(p, /*x*/9, |
| 5316 | Ptr_to_ULong(location_of_counter)); |
| 5317 | VexInvalRange vir = {(HWord)p, 4*4}; |
| 5318 | return vir; |
| 5319 | } |
sewardj | bbcf188 | 2014-01-12 12:49:10 +0000 | [diff] [blame] | 5320 | |
| 5321 | /*---------------------------------------------------------------*/ |
| 5322 | /*--- end host_arm64_defs.c ---*/ |
| 5323 | /*---------------------------------------------------------------*/ |