1 2/* Tests e-vs-i or i-vs-m aspects for pcmp{e,i}str{i,m}. Does not 3 check the core arithmetic in any detail. */ 4 5#include <string.h> 6#include <stdio.h> 7#include <assert.h> 8 9typedef unsigned char V128[16]; 10typedef unsigned int UInt; 11typedef signed int Int; 12typedef unsigned char UChar; 13typedef unsigned long long int ULong; 14typedef UChar Bool; 15#define False ((Bool)0) 16#define True ((Bool)1) 17 18void show_V128 ( V128* vec ) 19{ 20 Int i; 21 for (i = 15; i >= 0; i--) 22 printf("%02x", (UInt)( (*vec)[i] )); 23} 24 25void expand ( V128* dst, char* summary ) 26{ 27 Int i; 28 assert( strlen(summary) == 16 ); 29 for (i = 0; i < 16; i++) { 30 UChar xx = 0; 31 UChar x = summary[15-i]; 32 if (x >= '0' && x <= '9') { xx = x - '0'; } 33 else if (x >= 'A' && x <= 'F') { xx = x - 'A' + 10; } 34 else if (x >= 'a' && x <= 'f') { xx = x - 'a' + 10; } 35 else assert(0); 36 37 assert(xx < 16); 38 xx = (xx << 4) | xx; 39 assert(xx < 256); 40 (*dst)[i] = xx; 41 } 42} 43 44void one_test ( char* summL, ULong rdxIN, char* summR, ULong raxIN ) 45{ 46 V128 argL, argR; 47 expand( &argL, summL ); 48 expand( &argR, summR ); 49 printf("\n"); 50 printf("rdx %016llx argL ", rdxIN); 51 show_V128(&argL); 52 printf(" rax %016llx argR ", raxIN); 53 show_V128(&argR); 54 printf("\n"); 55 56 ULong block[ 2/*in:argL*/ // 0 0 57 + 2/*in:argR*/ // 2 16 58 + 1/*in:rdx*/ // 4 32 59 + 1/*in:rax*/ // 5 40 60 + 2/*inout:xmm0*/ // 6 48 61 + 1/*inout:rcx*/ // 8 64 62 + 1/*out:rflags*/ ]; // 9 72 63 assert(sizeof(block) == 80); 64 65 UChar* blockC = (UChar*)&block[0]; 66 67 /* ---------------- ISTRI_4A ---------------- */ 68 memset(blockC, 0x55, 80); 69 memcpy(blockC + 0, &argL, 16); 70 memcpy(blockC + 16, &argR, 16); 71 memcpy(blockC + 24, &rdxIN, 8); 72 memcpy(blockC + 32, &raxIN, 8); 73 memcpy(blockC + 40, &rdxIN, 8); 74 __asm__ __volatile__( 75 "movupd 0(%0), %%xmm2" "\n\t" 76 "movupd 16(%0), %%xmm13" "\n\t" 77 "movq 32(%0), %%rdx" "\n\t" 78 "movq 40(%0), %%rax" "\n\t" 79 "movupd 48(%0), %%xmm0" "\n\t" 80 "movw 64(%0), %%rcx" "\n\t" 81 "pcmpistri $0x4A, %%xmm2, %%xmm13" "\n\t" 82 "movupd %%xmm0, 48(%0)" "\n\t" 83 "movw %%rcx, 64(%0)" "\n\t" 84 "pushfq" "\n\t" 85 "popq %%r15" "\n\t" 86 "movq %%r15, 72(%0)" "\n\t" 87 : /*out*/ 88 : /*in*/"r"(blockC) 89 : /*trash*/"memory","cc","xmm2","xmm13","xmm0","rdx","rax","rcx","r15" 90 ); 91 printf(" istri $0x4A: "); 92 printf(" xmm0 "); 93 show_V128( (V128*)(blockC+48) ); 94 printf(" rcx %016llx flags %08llx\n", block[8], block[9] & 0x8D5); 95 96 /* ---------------- ISTRI_0A ---------------- */ 97 memset(blockC, 0x55, 80); 98 memcpy(blockC + 0, &argL, 16); 99 memcpy(blockC + 16, &argR, 16); 100 memcpy(blockC + 24, &rdxIN, 8); 101 memcpy(blockC + 32, &raxIN, 8); 102 memcpy(blockC + 40, &rdxIN, 8); 103 __asm__ __volatile__( 104 "movupd 0(%0), %%xmm2" "\n\t" 105 "movupd 16(%0), %%xmm13" "\n\t" 106 "movq 32(%0), %%rdx" "\n\t" 107 "movq 40(%0), %%rax" "\n\t" 108 "movupd 48(%0), %%xmm0" "\n\t" 109 "movw 64(%0), %%rcx" "\n\t" 110 "pcmpistri $0x0A, %%xmm2, %%xmm13" "\n\t" 111 "movupd %%xmm0, 48(%0)" "\n\t" 112 "movw %%rcx, 64(%0)" "\n\t" 113 "pushfq" "\n\t" 114 "popq %%r15" "\n\t" 115 "movq %%r15, 72(%0)" "\n\t" 116 : /*out*/ 117 : /*in*/"r"(blockC) 118 : /*trash*/"memory","cc","xmm2","xmm13","xmm0","rdx","rax","rcx","r15" 119 ); 120 printf(" istri $0x0A: "); 121 printf(" xmm0 "); 122 show_V128( (V128*)(blockC+48) ); 123 printf(" rcx %016llx flags %08llx\n", block[8], block[9] & 0x8D5); 124 125 /* ---------------- ISTRM_4A ---------------- */ 126 memset(blockC, 0x55, 80); 127 memcpy(blockC + 0, &argL, 16); 128 memcpy(blockC + 16, &argR, 16); 129 memcpy(blockC + 24, &rdxIN, 8); 130 memcpy(blockC + 32, &raxIN, 8); 131 memcpy(blockC + 40, &rdxIN, 8); 132 __asm__ __volatile__( 133 "movupd 0(%0), %%xmm2" "\n\t" 134 "movupd 16(%0), %%xmm13" "\n\t" 135 "movq 32(%0), %%rdx" "\n\t" 136 "movq 40(%0), %%rax" "\n\t" 137 "movupd 48(%0), %%xmm0" "\n\t" 138 "movw 64(%0), %%rcx" "\n\t" 139 "pcmpistrm $0x4A, %%xmm2, %%xmm13" "\n\t" 140 "movupd %%xmm0, 48(%0)" "\n\t" 141 "movw %%rcx, 64(%0)" "\n\t" 142 "pushfq" "\n\t" 143 "popq %%r15" "\n\t" 144 "movq %%r15, 72(%0)" "\n\t" 145 : /*out*/ 146 : /*in*/"r"(blockC) 147 : /*trash*/"memory","cc","xmm2","xmm13","xmm0","rdx","rax","rcx","r15" 148 ); 149 printf(" istrm $0x4A: "); 150 printf(" xmm0 "); 151 show_V128( (V128*)(blockC+48) ); 152 printf(" rcx %016llx flags %08llx\n", block[8], block[9] & 0x8D5); 153 154 /* ---------------- ISTRM_0A ---------------- */ 155 memset(blockC, 0x55, 80); 156 memcpy(blockC + 0, &argL, 16); 157 memcpy(blockC + 16, &argR, 16); 158 memcpy(blockC + 24, &rdxIN, 8); 159 memcpy(blockC + 32, &raxIN, 8); 160 memcpy(blockC + 40, &rdxIN, 8); 161 __asm__ __volatile__( 162 "movupd 0(%0), %%xmm2" "\n\t" 163 "movupd 16(%0), %%xmm13" "\n\t" 164 "movq 32(%0), %%rdx" "\n\t" 165 "movq 40(%0), %%rax" "\n\t" 166 "movupd 48(%0), %%xmm0" "\n\t" 167 "movw 64(%0), %%rcx" "\n\t" 168 "pcmpistrm $0x0A, %%xmm2, %%xmm13" "\n\t" 169 "movupd %%xmm0, 48(%0)" "\n\t" 170 "movw %%rcx, 64(%0)" "\n\t" 171 "pushfq" "\n\t" 172 "popq %%r15" "\n\t" 173 "movq %%r15, 72(%0)" "\n\t" 174 : /*out*/ 175 : /*in*/"r"(blockC) 176 : /*trash*/"memory","cc","xmm2","xmm13","xmm0","rdx","rax","rcx","r15" 177 ); 178 printf(" istrm $0x0A: "); 179 printf(" xmm0 "); 180 show_V128( (V128*)(blockC+48) ); 181 printf(" rcx %016llx flags %08llx\n", block[8], block[9] & 0x8D5); 182 183 /* ---------------- ESTRI_4A ---------------- */ 184 memset(blockC, 0x55, 80); 185 memcpy(blockC + 0, &argL, 16); 186 memcpy(blockC + 16, &argR, 16); 187 memcpy(blockC + 24, &rdxIN, 8); 188 memcpy(blockC + 32, &raxIN, 8); 189 memcpy(blockC + 40, &rdxIN, 8); 190 __asm__ __volatile__( 191 "movupd 0(%0), %%xmm2" "\n\t" 192 "movupd 16(%0), %%xmm13" "\n\t" 193 "movq 32(%0), %%rdx" "\n\t" 194 "movq 40(%0), %%rax" "\n\t" 195 "movupd 48(%0), %%xmm0" "\n\t" 196 "movw 64(%0), %%rcx" "\n\t" 197 "pcmpestri $0x4A, %%xmm2, %%xmm13" "\n\t" 198 "movupd %%xmm0, 48(%0)" "\n\t" 199 "movw %%rcx, 64(%0)" "\n\t" 200 "pushfq" "\n\t" 201 "popq %%r15" "\n\t" 202 "movq %%r15, 72(%0)" "\n\t" 203 : /*out*/ 204 : /*in*/"r"(blockC) 205 : /*trash*/"memory","cc","xmm2","xmm13","xmm0","rdx","rax","rcx","r15" 206 ); 207 printf(" estri $0x4A: "); 208 printf(" xmm0 "); 209 show_V128( (V128*)(blockC+48) ); 210 printf(" rcx %016llx flags %08llx\n", block[8], block[9] & 0x8D5); 211 212 /* ---------------- ESTRI_0A ---------------- */ 213 memset(blockC, 0x55, 80); 214 memcpy(blockC + 0, &argL, 16); 215 memcpy(blockC + 16, &argR, 16); 216 memcpy(blockC + 24, &rdxIN, 8); 217 memcpy(blockC + 32, &raxIN, 8); 218 memcpy(blockC + 40, &rdxIN, 8); 219 __asm__ __volatile__( 220 "movupd 0(%0), %%xmm2" "\n\t" 221 "movupd 16(%0), %%xmm13" "\n\t" 222 "movq 32(%0), %%rdx" "\n\t" 223 "movq 40(%0), %%rax" "\n\t" 224 "movupd 48(%0), %%xmm0" "\n\t" 225 "movw 64(%0), %%rcx" "\n\t" 226 "pcmpestri $0x0A, %%xmm2, %%xmm13" "\n\t" 227 "movupd %%xmm0, 48(%0)" "\n\t" 228 "movw %%rcx, 64(%0)" "\n\t" 229 "pushfq" "\n\t" 230 "popq %%r15" "\n\t" 231 "movq %%r15, 72(%0)" "\n\t" 232 : /*out*/ 233 : /*in*/"r"(blockC) 234 : /*trash*/"memory","cc","xmm2","xmm13","xmm0","rdx","rax","rcx","r15" 235 ); 236 printf(" estri $0x0A: "); 237 printf(" xmm0 "); 238 show_V128( (V128*)(blockC+48) ); 239 printf(" rcx %016llx flags %08llx\n", block[8], block[9] & 0x8D5); 240 241 /* ---------------- ESTRM_4A ---------------- */ 242 memset(blockC, 0x55, 80); 243 memcpy(blockC + 0, &argL, 16); 244 memcpy(blockC + 16, &argR, 16); 245 memcpy(blockC + 24, &rdxIN, 8); 246 memcpy(blockC + 32, &raxIN, 8); 247 memcpy(blockC + 40, &rdxIN, 8); 248 __asm__ __volatile__( 249 "movupd 0(%0), %%xmm2" "\n\t" 250 "movupd 16(%0), %%xmm13" "\n\t" 251 "movq 32(%0), %%rdx" "\n\t" 252 "movq 40(%0), %%rax" "\n\t" 253 "movupd 48(%0), %%xmm0" "\n\t" 254 "movw 64(%0), %%rcx" "\n\t" 255 "pcmpestrm $0x4A, %%xmm2, %%xmm13" "\n\t" 256 "movupd %%xmm0, 48(%0)" "\n\t" 257 "movw %%rcx, 64(%0)" "\n\t" 258 "pushfq" "\n\t" 259 "popq %%r15" "\n\t" 260 "movq %%r15, 72(%0)" "\n\t" 261 : /*out*/ 262 : /*in*/"r"(blockC) 263 : /*trash*/"memory","cc","xmm2","xmm13","xmm0","rdx","rax","rcx","r15" 264 ); 265 printf(" estrm $0x4A: "); 266 printf(" xmm0 "); 267 show_V128( (V128*)(blockC+48) ); 268 printf(" rcx %016llx flags %08llx\n", block[8], block[9] & 0x8D5); 269 270 /* ---------------- ESTRM_0A ---------------- */ 271 memset(blockC, 0x55, 80); 272 memcpy(blockC + 0, &argL, 16); 273 memcpy(blockC + 16, &argR, 16); 274 memcpy(blockC + 24, &rdxIN, 8); 275 memcpy(blockC + 32, &raxIN, 8); 276 memcpy(blockC + 40, &rdxIN, 8); 277 __asm__ __volatile__( 278 "movupd 0(%0), %%xmm2" "\n\t" 279 "movupd 16(%0), %%xmm13" "\n\t" 280 "movq 32(%0), %%rdx" "\n\t" 281 "movq 40(%0), %%rax" "\n\t" 282 "movupd 48(%0), %%xmm0" "\n\t" 283 "movw 64(%0), %%rcx" "\n\t" 284 "pcmpestrm $0x0A, %%xmm2, %%xmm13" "\n\t" 285 "movupd %%xmm0, 48(%0)" "\n\t" 286 "movw %%rcx, 64(%0)" "\n\t" 287 "pushfq" "\n\t" 288 "popq %%r15" "\n\t" 289 "movq %%r15, 72(%0)" "\n\t" 290 : /*out*/ 291 : /*in*/"r"(blockC) 292 : /*trash*/"memory","cc","xmm2","xmm13","xmm0","rdx","rax","rcx","r15" 293 ); 294 printf(" estrm $0x0A: "); 295 printf(" xmm0 "); 296 show_V128( (V128*)(blockC+48) ); 297 printf(" rcx %016llx flags %08llx\n", block[8], block[9] & 0x8D5); 298 299 300 301 302} 303 304int main ( void ) 305{ 306 one_test("aaaaaaaaaaaaaaaa", 0, "aaaaaaaa0aaaaaaa", 0 ); 307 one_test("0000000000000000", 0, "aaaaaaaa0aaaaaaa", 0 ); 308 309 one_test("aaaaaaaaaaaaaaaa", 0, "aaaaaaaaaaaaaaaa", 0 ); 310 one_test("aaaaaaaaaaaaaaaa", 5, "aaaaaaaaaaaaaaaa", 0 ); 311 one_test("aaaaaaaaaaaaaaaa", 0, "aaaaaaaaaaaaaaaa", 6 ); 312 313 one_test("aaaaaaaaaaaaaaaa", 5, "aaaaaaaaaaaaaaaa", 6 ); 314 one_test("aaaaaaaaaaaaaaaa", 5, "aaaaaaaaaaaaaaaa", 15 ); 315 one_test("aaaaaaaaaaaaaaaa", 5, "aaaaaaaaaaaaaaaa", 16 ); 316 one_test("aaaaaaaaaaaaaaaa", 5, "aaaaaaaaaaaaaaaa", 17 ); 317 318 one_test("aaaaaaaaaaaaaaaa", 5, "aaaaaaaaaaaaaaaa", -6 ); 319 one_test("aaaaaaaaaaaaaaaa", 5, "aaaaaaaaaaaaaaaa", -15 ); 320 one_test("aaaaaaaaaaaaaaaa", 5, "aaaaaaaaaaaaaaaa", -16 ); 321 one_test("aaaaaaaaaaaaaaaa", 5, "aaaaaaaaaaaaaaaa", -17 ); 322 323 one_test("aaaaaaaaaaaaaaaa", 5, "aaaaaaaaaaaaaaaa", 6 ); 324 one_test("aaaaaaaaaaaaaaaa", 15, "aaaaaaaaaaaaaaaa", 6 ); 325 one_test("aaaaaaaaaaaaaaaa", 16, "aaaaaaaaaaaaaaaa", 6 ); 326 one_test("aaaaaaaaaaaaaaaa", 17, "aaaaaaaaaaaaaaaa", 6 ); 327 328 one_test("aaaaaaaaaaaaaaaa", -5, "aaaaaaaaaaaaaaaa", 6 ); 329 one_test("aaaaaaaaaaaaaaaa", -15, "aaaaaaaaaaaaaaaa", 6 ); 330 one_test("aaaaaaaaaaaaaaaa", -16, "aaaaaaaaaaaaaaaa", 6 ); 331 one_test("aaaaaaaaaaaaaaaa", -17, "aaaaaaaaaaaaaaaa", 6 ); 332 333 return 0; 334} 335