sewardj | 69d98e3 | 2010-06-18 08:17:41 +0000 | [diff] [blame] | 1 | |
| 2 | /*---------------------------------------------------------------*/ |
| 3 | /*--- begin host_generic_simd128.c ---*/ |
| 4 | /*---------------------------------------------------------------*/ |
| 5 | |
| 6 | /* |
| 7 | This file is part of Valgrind, a dynamic binary instrumentation |
| 8 | framework. |
| 9 | |
sewardj | 89ae847 | 2013-10-18 14:12:58 +0000 | [diff] [blame] | 10 | Copyright (C) 2010-2013 OpenWorks GbR |
sewardj | 69d98e3 | 2010-06-18 08:17:41 +0000 | [diff] [blame] | 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 | /* Generic helper functions for doing 128-bit SIMD arithmetic in cases |
| 32 | where the instruction selectors cannot generate code in-line. |
| 33 | These are purely back-end entities and cannot be seen/referenced |
| 34 | from IR. */ |
| 35 | |
| 36 | #include "libvex_basictypes.h" |
| 37 | #include "host_generic_simd128.h" |
| 38 | |
| 39 | |
| 40 | /* Primitive helpers always take args of the real type (signed vs |
| 41 | unsigned) but return an unsigned result, so there's no conversion |
| 42 | weirdness when stuffing results back in the V128 union fields, |
| 43 | which are all unsigned. */ |
| 44 | |
| 45 | static inline UInt mul32 ( Int xx, Int yy ) |
| 46 | { |
| 47 | Int t = ((Int)xx) * ((Int)yy); |
| 48 | return toUInt(t); |
| 49 | } |
| 50 | |
| 51 | static inline UInt max32S ( Int xx, Int yy ) |
| 52 | { |
| 53 | return toUInt((xx > yy) ? xx : yy); |
| 54 | } |
| 55 | |
| 56 | static inline UInt min32S ( Int xx, Int yy ) |
| 57 | { |
| 58 | return toUInt((xx < yy) ? xx : yy); |
| 59 | } |
| 60 | |
| 61 | static inline UInt max32U ( UInt xx, UInt yy ) |
| 62 | { |
| 63 | return toUInt((xx > yy) ? xx : yy); |
| 64 | } |
| 65 | |
| 66 | static inline UInt min32U ( UInt xx, UInt yy ) |
| 67 | { |
| 68 | return toUInt((xx < yy) ? xx : yy); |
| 69 | } |
| 70 | |
| 71 | static inline UShort max16U ( UShort xx, UShort yy ) |
| 72 | { |
| 73 | return toUShort((xx > yy) ? xx : yy); |
| 74 | } |
| 75 | |
| 76 | static inline UShort min16U ( UShort xx, UShort yy ) |
| 77 | { |
| 78 | return toUShort((xx < yy) ? xx : yy); |
| 79 | } |
| 80 | |
| 81 | static inline UChar max8S ( Char xx, Char yy ) |
| 82 | { |
| 83 | return toUChar((xx > yy) ? xx : yy); |
| 84 | } |
| 85 | |
| 86 | static inline UChar min8S ( Char xx, Char yy ) |
| 87 | { |
| 88 | return toUChar((xx < yy) ? xx : yy); |
| 89 | } |
| 90 | |
sewardj | d881562 | 2011-10-19 15:24:01 +0000 | [diff] [blame] | 91 | static inline ULong cmpEQ64 ( Long xx, Long yy ) |
| 92 | { |
| 93 | return (((Long)xx) == ((Long)yy)) |
| 94 | ? 0xFFFFFFFFFFFFFFFFULL : 0ULL; |
| 95 | } |
| 96 | |
sewardj | 69d98e3 | 2010-06-18 08:17:41 +0000 | [diff] [blame] | 97 | static inline ULong cmpGT64S ( Long xx, Long yy ) |
| 98 | { |
| 99 | return (((Long)xx) > ((Long)yy)) |
| 100 | ? 0xFFFFFFFFFFFFFFFFULL : 0ULL; |
| 101 | } |
| 102 | |
sewardj | 0874bee | 2011-01-17 10:32:18 +0000 | [diff] [blame] | 103 | static inline ULong sar64 ( ULong v, UInt n ) |
| 104 | { |
| 105 | return ((Long)v) >> n; |
| 106 | } |
| 107 | |
| 108 | static inline UChar sar8 ( UChar v, UInt n ) |
| 109 | { |
| 110 | return toUChar(((Char)v) >> n); |
| 111 | } |
| 112 | |
sewardj | 2260b99 | 2011-06-15 16:05:07 +0000 | [diff] [blame] | 113 | static inline UShort qnarrow32Sto16U ( UInt xx0 ) |
| 114 | { |
| 115 | Int xx = (Int)xx0; |
| 116 | if (xx < 0) xx = 0; |
| 117 | if (xx > 65535) xx = 65535; |
| 118 | return (UShort)xx; |
| 119 | } |
| 120 | |
sewardj | ad2c9ea | 2011-10-22 09:32:16 +0000 | [diff] [blame] | 121 | static inline UShort narrow32to16 ( UInt xx ) |
| 122 | { |
| 123 | return (UShort)xx; |
| 124 | } |
| 125 | |
| 126 | static inline UChar narrow16to8 ( UShort xx ) |
| 127 | { |
| 128 | return (UChar)xx; |
| 129 | } |
| 130 | |
| 131 | |
| 132 | void VEX_REGPARM(3) |
| 133 | h_generic_calc_Mul32x4 ( /*OUT*/V128* res, |
sewardj | 69d98e3 | 2010-06-18 08:17:41 +0000 | [diff] [blame] | 134 | V128* argL, V128* argR ) |
| 135 | { |
| 136 | res->w32[0] = mul32(argL->w32[0], argR->w32[0]); |
| 137 | res->w32[1] = mul32(argL->w32[1], argR->w32[1]); |
| 138 | res->w32[2] = mul32(argL->w32[2], argR->w32[2]); |
| 139 | res->w32[3] = mul32(argL->w32[3], argR->w32[3]); |
| 140 | } |
| 141 | |
sewardj | ad2c9ea | 2011-10-22 09:32:16 +0000 | [diff] [blame] | 142 | void VEX_REGPARM(3) |
| 143 | h_generic_calc_Max32Sx4 ( /*OUT*/V128* res, |
sewardj | 69d98e3 | 2010-06-18 08:17:41 +0000 | [diff] [blame] | 144 | V128* argL, V128* argR ) |
| 145 | { |
| 146 | res->w32[0] = max32S(argL->w32[0], argR->w32[0]); |
| 147 | res->w32[1] = max32S(argL->w32[1], argR->w32[1]); |
| 148 | res->w32[2] = max32S(argL->w32[2], argR->w32[2]); |
| 149 | res->w32[3] = max32S(argL->w32[3], argR->w32[3]); |
| 150 | } |
| 151 | |
sewardj | ad2c9ea | 2011-10-22 09:32:16 +0000 | [diff] [blame] | 152 | void VEX_REGPARM(3) |
| 153 | h_generic_calc_Min32Sx4 ( /*OUT*/V128* res, |
sewardj | 69d98e3 | 2010-06-18 08:17:41 +0000 | [diff] [blame] | 154 | V128* argL, V128* argR ) |
| 155 | { |
| 156 | res->w32[0] = min32S(argL->w32[0], argR->w32[0]); |
| 157 | res->w32[1] = min32S(argL->w32[1], argR->w32[1]); |
| 158 | res->w32[2] = min32S(argL->w32[2], argR->w32[2]); |
| 159 | res->w32[3] = min32S(argL->w32[3], argR->w32[3]); |
| 160 | } |
| 161 | |
sewardj | ad2c9ea | 2011-10-22 09:32:16 +0000 | [diff] [blame] | 162 | void VEX_REGPARM(3) |
| 163 | h_generic_calc_Max32Ux4 ( /*OUT*/V128* res, |
sewardj | 69d98e3 | 2010-06-18 08:17:41 +0000 | [diff] [blame] | 164 | V128* argL, V128* argR ) |
| 165 | { |
| 166 | res->w32[0] = max32U(argL->w32[0], argR->w32[0]); |
| 167 | res->w32[1] = max32U(argL->w32[1], argR->w32[1]); |
| 168 | res->w32[2] = max32U(argL->w32[2], argR->w32[2]); |
| 169 | res->w32[3] = max32U(argL->w32[3], argR->w32[3]); |
| 170 | } |
| 171 | |
sewardj | ad2c9ea | 2011-10-22 09:32:16 +0000 | [diff] [blame] | 172 | void VEX_REGPARM(3) |
| 173 | h_generic_calc_Min32Ux4 ( /*OUT*/V128* res, |
sewardj | 69d98e3 | 2010-06-18 08:17:41 +0000 | [diff] [blame] | 174 | V128* argL, V128* argR ) |
| 175 | { |
| 176 | res->w32[0] = min32U(argL->w32[0], argR->w32[0]); |
| 177 | res->w32[1] = min32U(argL->w32[1], argR->w32[1]); |
| 178 | res->w32[2] = min32U(argL->w32[2], argR->w32[2]); |
| 179 | res->w32[3] = min32U(argL->w32[3], argR->w32[3]); |
| 180 | } |
| 181 | |
sewardj | ad2c9ea | 2011-10-22 09:32:16 +0000 | [diff] [blame] | 182 | void VEX_REGPARM(3) |
| 183 | h_generic_calc_Max16Ux8 ( /*OUT*/V128* res, |
sewardj | 69d98e3 | 2010-06-18 08:17:41 +0000 | [diff] [blame] | 184 | V128* argL, V128* argR ) |
| 185 | { |
| 186 | res->w16[0] = max16U(argL->w16[0], argR->w16[0]); |
| 187 | res->w16[1] = max16U(argL->w16[1], argR->w16[1]); |
| 188 | res->w16[2] = max16U(argL->w16[2], argR->w16[2]); |
| 189 | res->w16[3] = max16U(argL->w16[3], argR->w16[3]); |
| 190 | res->w16[4] = max16U(argL->w16[4], argR->w16[4]); |
| 191 | res->w16[5] = max16U(argL->w16[5], argR->w16[5]); |
| 192 | res->w16[6] = max16U(argL->w16[6], argR->w16[6]); |
| 193 | res->w16[7] = max16U(argL->w16[7], argR->w16[7]); |
| 194 | } |
| 195 | |
sewardj | ad2c9ea | 2011-10-22 09:32:16 +0000 | [diff] [blame] | 196 | void VEX_REGPARM(3) |
| 197 | h_generic_calc_Min16Ux8 ( /*OUT*/V128* res, |
sewardj | 69d98e3 | 2010-06-18 08:17:41 +0000 | [diff] [blame] | 198 | V128* argL, V128* argR ) |
| 199 | { |
| 200 | res->w16[0] = min16U(argL->w16[0], argR->w16[0]); |
| 201 | res->w16[1] = min16U(argL->w16[1], argR->w16[1]); |
| 202 | res->w16[2] = min16U(argL->w16[2], argR->w16[2]); |
| 203 | res->w16[3] = min16U(argL->w16[3], argR->w16[3]); |
| 204 | res->w16[4] = min16U(argL->w16[4], argR->w16[4]); |
| 205 | res->w16[5] = min16U(argL->w16[5], argR->w16[5]); |
| 206 | res->w16[6] = min16U(argL->w16[6], argR->w16[6]); |
| 207 | res->w16[7] = min16U(argL->w16[7], argR->w16[7]); |
| 208 | } |
| 209 | |
sewardj | ad2c9ea | 2011-10-22 09:32:16 +0000 | [diff] [blame] | 210 | void VEX_REGPARM(3) |
| 211 | h_generic_calc_Max8Sx16 ( /*OUT*/V128* res, |
sewardj | 69d98e3 | 2010-06-18 08:17:41 +0000 | [diff] [blame] | 212 | V128* argL, V128* argR ) |
| 213 | { |
| 214 | res->w8[ 0] = max8S(argL->w8[ 0], argR->w8[ 0]); |
| 215 | res->w8[ 1] = max8S(argL->w8[ 1], argR->w8[ 1]); |
| 216 | res->w8[ 2] = max8S(argL->w8[ 2], argR->w8[ 2]); |
| 217 | res->w8[ 3] = max8S(argL->w8[ 3], argR->w8[ 3]); |
| 218 | res->w8[ 4] = max8S(argL->w8[ 4], argR->w8[ 4]); |
| 219 | res->w8[ 5] = max8S(argL->w8[ 5], argR->w8[ 5]); |
| 220 | res->w8[ 6] = max8S(argL->w8[ 6], argR->w8[ 6]); |
| 221 | res->w8[ 7] = max8S(argL->w8[ 7], argR->w8[ 7]); |
| 222 | res->w8[ 8] = max8S(argL->w8[ 8], argR->w8[ 8]); |
| 223 | res->w8[ 9] = max8S(argL->w8[ 9], argR->w8[ 9]); |
| 224 | res->w8[10] = max8S(argL->w8[10], argR->w8[10]); |
| 225 | res->w8[11] = max8S(argL->w8[11], argR->w8[11]); |
| 226 | res->w8[12] = max8S(argL->w8[12], argR->w8[12]); |
| 227 | res->w8[13] = max8S(argL->w8[13], argR->w8[13]); |
| 228 | res->w8[14] = max8S(argL->w8[14], argR->w8[14]); |
| 229 | res->w8[15] = max8S(argL->w8[15], argR->w8[15]); |
| 230 | } |
| 231 | |
sewardj | ad2c9ea | 2011-10-22 09:32:16 +0000 | [diff] [blame] | 232 | void VEX_REGPARM(3) |
| 233 | h_generic_calc_Min8Sx16 ( /*OUT*/V128* res, |
sewardj | 69d98e3 | 2010-06-18 08:17:41 +0000 | [diff] [blame] | 234 | V128* argL, V128* argR ) |
| 235 | { |
| 236 | res->w8[ 0] = min8S(argL->w8[ 0], argR->w8[ 0]); |
| 237 | res->w8[ 1] = min8S(argL->w8[ 1], argR->w8[ 1]); |
| 238 | res->w8[ 2] = min8S(argL->w8[ 2], argR->w8[ 2]); |
| 239 | res->w8[ 3] = min8S(argL->w8[ 3], argR->w8[ 3]); |
| 240 | res->w8[ 4] = min8S(argL->w8[ 4], argR->w8[ 4]); |
| 241 | res->w8[ 5] = min8S(argL->w8[ 5], argR->w8[ 5]); |
| 242 | res->w8[ 6] = min8S(argL->w8[ 6], argR->w8[ 6]); |
| 243 | res->w8[ 7] = min8S(argL->w8[ 7], argR->w8[ 7]); |
| 244 | res->w8[ 8] = min8S(argL->w8[ 8], argR->w8[ 8]); |
| 245 | res->w8[ 9] = min8S(argL->w8[ 9], argR->w8[ 9]); |
| 246 | res->w8[10] = min8S(argL->w8[10], argR->w8[10]); |
| 247 | res->w8[11] = min8S(argL->w8[11], argR->w8[11]); |
| 248 | res->w8[12] = min8S(argL->w8[12], argR->w8[12]); |
| 249 | res->w8[13] = min8S(argL->w8[13], argR->w8[13]); |
| 250 | res->w8[14] = min8S(argL->w8[14], argR->w8[14]); |
| 251 | res->w8[15] = min8S(argL->w8[15], argR->w8[15]); |
| 252 | } |
| 253 | |
sewardj | ad2c9ea | 2011-10-22 09:32:16 +0000 | [diff] [blame] | 254 | void VEX_REGPARM(3) |
| 255 | h_generic_calc_CmpEQ64x2 ( /*OUT*/V128* res, |
sewardj | d881562 | 2011-10-19 15:24:01 +0000 | [diff] [blame] | 256 | V128* argL, V128* argR ) |
| 257 | { |
| 258 | res->w64[0] = cmpEQ64(argL->w64[0], argR->w64[0]); |
| 259 | res->w64[1] = cmpEQ64(argL->w64[1], argR->w64[1]); |
| 260 | } |
| 261 | |
sewardj | ad2c9ea | 2011-10-22 09:32:16 +0000 | [diff] [blame] | 262 | void VEX_REGPARM(3) |
| 263 | h_generic_calc_CmpGT64Sx2 ( /*OUT*/V128* res, |
sewardj | 69d98e3 | 2010-06-18 08:17:41 +0000 | [diff] [blame] | 264 | V128* argL, V128* argR ) |
| 265 | { |
| 266 | res->w64[0] = cmpGT64S(argL->w64[0], argR->w64[0]); |
| 267 | res->w64[1] = cmpGT64S(argL->w64[1], argR->w64[1]); |
| 268 | } |
| 269 | |
sewardj | 0874bee | 2011-01-17 10:32:18 +0000 | [diff] [blame] | 270 | /* ------------ Shifting ------------ */ |
| 271 | /* Note that because these primops are undefined if the shift amount |
| 272 | equals or exceeds the lane width, the shift amount is masked so |
| 273 | that the scalar shifts are always in range. In fact, given the |
| 274 | semantics of these primops (Sar64x2, etc) it is an error if in |
| 275 | fact we are ever given an out-of-range shift amount. |
| 276 | */ |
sewardj | ad2c9ea | 2011-10-22 09:32:16 +0000 | [diff] [blame] | 277 | void /*not-regparm*/ |
| 278 | h_generic_calc_SarN64x2 ( /*OUT*/V128* res, |
sewardj | 0874bee | 2011-01-17 10:32:18 +0000 | [diff] [blame] | 279 | V128* argL, UInt nn) |
| 280 | { |
| 281 | /* vassert(nn < 64); */ |
| 282 | nn &= 63; |
| 283 | res->w64[0] = sar64(argL->w64[0], nn); |
| 284 | res->w64[1] = sar64(argL->w64[1], nn); |
| 285 | } |
| 286 | |
sewardj | ad2c9ea | 2011-10-22 09:32:16 +0000 | [diff] [blame] | 287 | void /*not-regparm*/ |
| 288 | h_generic_calc_SarN8x16 ( /*OUT*/V128* res, |
sewardj | 0874bee | 2011-01-17 10:32:18 +0000 | [diff] [blame] | 289 | V128* argL, UInt nn) |
| 290 | { |
| 291 | /* vassert(nn < 8); */ |
| 292 | nn &= 7; |
| 293 | res->w8[ 0] = sar8(argL->w8[ 0], nn); |
| 294 | res->w8[ 1] = sar8(argL->w8[ 1], nn); |
| 295 | res->w8[ 2] = sar8(argL->w8[ 2], nn); |
| 296 | res->w8[ 3] = sar8(argL->w8[ 3], nn); |
| 297 | res->w8[ 4] = sar8(argL->w8[ 4], nn); |
| 298 | res->w8[ 5] = sar8(argL->w8[ 5], nn); |
| 299 | res->w8[ 6] = sar8(argL->w8[ 6], nn); |
| 300 | res->w8[ 7] = sar8(argL->w8[ 7], nn); |
| 301 | res->w8[ 8] = sar8(argL->w8[ 8], nn); |
| 302 | res->w8[ 9] = sar8(argL->w8[ 9], nn); |
| 303 | res->w8[10] = sar8(argL->w8[10], nn); |
| 304 | res->w8[11] = sar8(argL->w8[11], nn); |
| 305 | res->w8[12] = sar8(argL->w8[12], nn); |
| 306 | res->w8[13] = sar8(argL->w8[13], nn); |
| 307 | res->w8[14] = sar8(argL->w8[14], nn); |
| 308 | res->w8[15] = sar8(argL->w8[15], nn); |
| 309 | } |
sewardj | 69d98e3 | 2010-06-18 08:17:41 +0000 | [diff] [blame] | 310 | |
sewardj | ad2c9ea | 2011-10-22 09:32:16 +0000 | [diff] [blame] | 311 | void VEX_REGPARM(3) |
| 312 | h_generic_calc_QNarrowBin32Sto16Ux8 ( /*OUT*/V128* res, |
sewardj | 5f438dd | 2011-06-16 11:36:23 +0000 | [diff] [blame] | 313 | V128* argL, V128* argR ) |
sewardj | 2260b99 | 2011-06-15 16:05:07 +0000 | [diff] [blame] | 314 | { |
| 315 | res->w16[0] = qnarrow32Sto16U(argR->w32[0]); |
| 316 | res->w16[1] = qnarrow32Sto16U(argR->w32[1]); |
| 317 | res->w16[2] = qnarrow32Sto16U(argR->w32[2]); |
| 318 | res->w16[3] = qnarrow32Sto16U(argR->w32[3]); |
| 319 | res->w16[4] = qnarrow32Sto16U(argL->w32[0]); |
| 320 | res->w16[5] = qnarrow32Sto16U(argL->w32[1]); |
| 321 | res->w16[6] = qnarrow32Sto16U(argL->w32[2]); |
| 322 | res->w16[7] = qnarrow32Sto16U(argL->w32[3]); |
| 323 | } |
| 324 | |
sewardj | ad2c9ea | 2011-10-22 09:32:16 +0000 | [diff] [blame] | 325 | void VEX_REGPARM(3) |
| 326 | h_generic_calc_NarrowBin16to8x16 ( /*OUT*/V128* res, |
| 327 | V128* argL, V128* argR ) |
| 328 | { |
| 329 | res->w8[ 0] = narrow16to8(argR->w16[0]); |
| 330 | res->w8[ 1] = narrow16to8(argR->w16[1]); |
| 331 | res->w8[ 2] = narrow16to8(argR->w16[2]); |
| 332 | res->w8[ 3] = narrow16to8(argR->w16[3]); |
| 333 | res->w8[ 4] = narrow16to8(argR->w16[4]); |
| 334 | res->w8[ 5] = narrow16to8(argR->w16[5]); |
| 335 | res->w8[ 6] = narrow16to8(argR->w16[6]); |
| 336 | res->w8[ 7] = narrow16to8(argR->w16[7]); |
| 337 | res->w8[ 8] = narrow16to8(argL->w16[0]); |
| 338 | res->w8[ 9] = narrow16to8(argL->w16[1]); |
| 339 | res->w8[10] = narrow16to8(argL->w16[2]); |
| 340 | res->w8[11] = narrow16to8(argL->w16[3]); |
| 341 | res->w8[12] = narrow16to8(argL->w16[4]); |
| 342 | res->w8[13] = narrow16to8(argL->w16[5]); |
| 343 | res->w8[14] = narrow16to8(argL->w16[6]); |
| 344 | res->w8[15] = narrow16to8(argL->w16[7]); |
| 345 | } |
| 346 | |
| 347 | void VEX_REGPARM(3) |
| 348 | h_generic_calc_NarrowBin32to16x8 ( /*OUT*/V128* res, |
| 349 | V128* argL, V128* argR ) |
| 350 | { |
| 351 | res->w16[0] = narrow32to16(argR->w32[0]); |
| 352 | res->w16[1] = narrow32to16(argR->w32[1]); |
| 353 | res->w16[2] = narrow32to16(argR->w32[2]); |
| 354 | res->w16[3] = narrow32to16(argR->w32[3]); |
| 355 | res->w16[4] = narrow32to16(argL->w32[0]); |
| 356 | res->w16[5] = narrow32to16(argL->w32[1]); |
| 357 | res->w16[6] = narrow32to16(argL->w32[2]); |
| 358 | res->w16[7] = narrow32to16(argL->w32[3]); |
| 359 | } |
| 360 | |
sewardj | d8bca7e | 2012-06-20 11:46:19 +0000 | [diff] [blame] | 361 | void VEX_REGPARM(3) |
| 362 | h_generic_calc_Perm32x4 ( /*OUT*/V128* res, |
| 363 | V128* argL, V128* argR ) |
| 364 | { |
| 365 | res->w32[0] = argL->w32[ argR->w32[0] & 3 ]; |
| 366 | res->w32[1] = argL->w32[ argR->w32[1] & 3 ]; |
| 367 | res->w32[2] = argL->w32[ argR->w32[2] & 3 ]; |
| 368 | res->w32[3] = argL->w32[ argR->w32[3] & 3 ]; |
| 369 | } |
| 370 | |
sewardj | 78a2059 | 2012-12-13 18:29:56 +0000 | [diff] [blame] | 371 | UInt /*not-regparm*/ |
| 372 | h_generic_calc_GetMSBs8x16 ( ULong w64hi, ULong w64lo ) |
| 373 | { |
| 374 | UInt r = 0; |
| 375 | if (w64hi & (1ULL << (64-1))) r |= (1<<15); |
| 376 | if (w64hi & (1ULL << (56-1))) r |= (1<<14); |
| 377 | if (w64hi & (1ULL << (48-1))) r |= (1<<13); |
| 378 | if (w64hi & (1ULL << (40-1))) r |= (1<<12); |
| 379 | if (w64hi & (1ULL << (32-1))) r |= (1<<11); |
| 380 | if (w64hi & (1ULL << (24-1))) r |= (1<<10); |
| 381 | if (w64hi & (1ULL << (16-1))) r |= (1<<9); |
| 382 | if (w64hi & (1ULL << ( 8-1))) r |= (1<<8); |
| 383 | if (w64lo & (1ULL << (64-1))) r |= (1<<7); |
| 384 | if (w64lo & (1ULL << (56-1))) r |= (1<<6); |
| 385 | if (w64lo & (1ULL << (48-1))) r |= (1<<5); |
| 386 | if (w64lo & (1ULL << (40-1))) r |= (1<<4); |
| 387 | if (w64lo & (1ULL << (32-1))) r |= (1<<3); |
| 388 | if (w64lo & (1ULL << (24-1))) r |= (1<<2); |
| 389 | if (w64lo & (1ULL << (16-1))) r |= (1<<1); |
| 390 | if (w64lo & (1ULL << ( 8-1))) r |= (1<<0); |
| 391 | return r; |
| 392 | } |
sewardj | 2260b99 | 2011-06-15 16:05:07 +0000 | [diff] [blame] | 393 | |
sewardj | 69d98e3 | 2010-06-18 08:17:41 +0000 | [diff] [blame] | 394 | /*---------------------------------------------------------------*/ |
| 395 | /*--- end host_generic_simd128.c ---*/ |
| 396 | /*---------------------------------------------------------------*/ |