1 #if defined(__i386__) 2 .file "vpaes-x86.S" 3 .text 4 .align 6,0x90 5 L_vpaes_consts: 6 .long 218628480,235210255,168496130,67568393 7 .long 252381056,17041926,33884169,51187212 8 .long 252645135,252645135,252645135,252645135 9 .long 1512730624,3266504856,1377990664,3401244816 10 .long 830229760,1275146365,2969422977,3447763452 11 .long 3411033600,2979783055,338359620,2782886510 12 .long 4209124096,907596821,221174255,1006095553 13 .long 191964160,3799684038,3164090317,1589111125 14 .long 182528256,1777043520,2877432650,3265356744 15 .long 1874708224,3503451415,3305285752,363511674 16 .long 1606117888,3487855781,1093350906,2384367825 17 .long 197121,67569157,134941193,202313229 18 .long 67569157,134941193,202313229,197121 19 .long 134941193,202313229,197121,67569157 20 .long 202313229,197121,67569157,134941193 21 .long 33619971,100992007,168364043,235736079 22 .long 235736079,33619971,100992007,168364043 23 .long 168364043,235736079,33619971,100992007 24 .long 100992007,168364043,235736079,33619971 25 .long 50462976,117835012,185207048,252579084 26 .long 252314880,51251460,117574920,184942860 27 .long 184682752,252054788,50987272,118359308 28 .long 118099200,185467140,251790600,50727180 29 .long 2946363062,528716217,1300004225,1881839624 30 .long 1532713819,1532713819,1532713819,1532713819 31 .long 3602276352,4288629033,3737020424,4153884961 32 .long 1354558464,32357713,2958822624,3775749553 33 .long 1201988352,132424512,1572796698,503232858 34 .long 2213177600,1597421020,4103937655,675398315 35 .long 2749646592,4273543773,1511898873,121693092 36 .long 3040248576,1103263732,2871565598,1608280554 37 .long 2236667136,2588920351,482954393,64377734 38 .long 3069987328,291237287,2117370568,3650299247 39 .long 533321216,3573750986,2572112006,1401264716 40 .long 1339849704,2721158661,548607111,3445553514 41 .long 2128193280,3054596040,2183486460,1257083700 42 .long 655635200,1165381986,3923443150,2344132524 43 .long 190078720,256924420,290342170,357187870 44 .long 1610966272,2263057382,4103205268,309794674 45 .long 2592527872,2233205587,1335446729,3402964816 46 .long 3973531904,3225098121,3002836325,1918774430 47 .long 3870401024,2102906079,2284471353,4117666579 48 .long 617007872,1021508343,366931923,691083277 49 .long 2528395776,3491914898,2968704004,1613121270 50 .long 3445188352,3247741094,844474987,4093578302 51 .long 651481088,1190302358,1689581232,574775300 52 .long 4289380608,206939853,2555985458,2489840491 53 .long 2130264064,327674451,3566485037,3349835193 54 .long 2470714624,316102159,3636825756,3393945945 55 .byte 86,101,99,116,111,114,32,80,101,114,109,117,116,97,116,105 56 .byte 111,110,32,65,69,83,32,102,111,114,32,120,56,54,47,83 57 .byte 83,83,69,51,44,32,77,105,107,101,32,72,97,109,98,117 58 .byte 114,103,32,40,83,116,97,110,102,111,114,100,32,85,110,105 59 .byte 118,101,114,115,105,116,121,41,0 60 .align 6,0x90 61 .private_extern __vpaes_preheat 62 .align 4 63 __vpaes_preheat: 64 addl (%esp),%ebp 65 movdqa -48(%ebp),%xmm7 66 movdqa -16(%ebp),%xmm6 67 ret 68 .private_extern __vpaes_encrypt_core 69 .align 4 70 __vpaes_encrypt_core: 71 movl $16,%ecx 72 movl 240(%edx),%eax 73 movdqa %xmm6,%xmm1 74 movdqa (%ebp),%xmm2 75 pandn %xmm0,%xmm1 76 pand %xmm6,%xmm0 77 movdqu (%edx),%xmm5 78 .byte 102,15,56,0,208 79 movdqa 16(%ebp),%xmm0 80 pxor %xmm5,%xmm2 81 psrld $4,%xmm1 82 addl $16,%edx 83 .byte 102,15,56,0,193 84 leal 192(%ebp),%ebx 85 pxor %xmm2,%xmm0 86 jmp L000enc_entry 87 .align 4,0x90 88 L001enc_loop: 89 movdqa 32(%ebp),%xmm4 90 movdqa 48(%ebp),%xmm0 91 .byte 102,15,56,0,226 92 .byte 102,15,56,0,195 93 pxor %xmm5,%xmm4 94 movdqa 64(%ebp),%xmm5 95 pxor %xmm4,%xmm0 96 movdqa -64(%ebx,%ecx,1),%xmm1 97 .byte 102,15,56,0,234 98 movdqa 80(%ebp),%xmm2 99 movdqa (%ebx,%ecx,1),%xmm4 100 .byte 102,15,56,0,211 101 movdqa %xmm0,%xmm3 102 pxor %xmm5,%xmm2 103 .byte 102,15,56,0,193 104 addl $16,%edx 105 pxor %xmm2,%xmm0 106 .byte 102,15,56,0,220 107 addl $16,%ecx 108 pxor %xmm0,%xmm3 109 .byte 102,15,56,0,193 110 andl $48,%ecx 111 subl $1,%eax 112 pxor %xmm3,%xmm0 113 L000enc_entry: 114 movdqa %xmm6,%xmm1 115 movdqa -32(%ebp),%xmm5 116 pandn %xmm0,%xmm1 117 psrld $4,%xmm1 118 pand %xmm6,%xmm0 119 .byte 102,15,56,0,232 120 movdqa %xmm7,%xmm3 121 pxor %xmm1,%xmm0 122 .byte 102,15,56,0,217 123 movdqa %xmm7,%xmm4 124 pxor %xmm5,%xmm3 125 .byte 102,15,56,0,224 126 movdqa %xmm7,%xmm2 127 pxor %xmm5,%xmm4 128 .byte 102,15,56,0,211 129 movdqa %xmm7,%xmm3 130 pxor %xmm0,%xmm2 131 .byte 102,15,56,0,220 132 movdqu (%edx),%xmm5 133 pxor %xmm1,%xmm3 134 jnz L001enc_loop 135 movdqa 96(%ebp),%xmm4 136 movdqa 112(%ebp),%xmm0 137 .byte 102,15,56,0,226 138 pxor %xmm5,%xmm4 139 .byte 102,15,56,0,195 140 movdqa 64(%ebx,%ecx,1),%xmm1 141 pxor %xmm4,%xmm0 142 .byte 102,15,56,0,193 143 ret 144 .private_extern __vpaes_decrypt_core 145 .align 4 146 __vpaes_decrypt_core: 147 leal 608(%ebp),%ebx 148 movl 240(%edx),%eax 149 movdqa %xmm6,%xmm1 150 movdqa -64(%ebx),%xmm2 151 pandn %xmm0,%xmm1 152 movl %eax,%ecx 153 psrld $4,%xmm1 154 movdqu (%edx),%xmm5 155 shll $4,%ecx 156 pand %xmm6,%xmm0 157 .byte 102,15,56,0,208 158 movdqa -48(%ebx),%xmm0 159 xorl $48,%ecx 160 .byte 102,15,56,0,193 161 andl $48,%ecx 162 pxor %xmm5,%xmm2 163 movdqa 176(%ebp),%xmm5 164 pxor %xmm2,%xmm0 165 addl $16,%edx 166 leal -352(%ebx,%ecx,1),%ecx 167 jmp L002dec_entry 168 .align 4,0x90 169 L003dec_loop: 170 movdqa -32(%ebx),%xmm4 171 movdqa -16(%ebx),%xmm1 172 .byte 102,15,56,0,226 173 .byte 102,15,56,0,203 174 pxor %xmm4,%xmm0 175 movdqa (%ebx),%xmm4 176 pxor %xmm1,%xmm0 177 movdqa 16(%ebx),%xmm1 178 .byte 102,15,56,0,226 179 .byte 102,15,56,0,197 180 .byte 102,15,56,0,203 181 pxor %xmm4,%xmm0 182 movdqa 32(%ebx),%xmm4 183 pxor %xmm1,%xmm0 184 movdqa 48(%ebx),%xmm1 185 .byte 102,15,56,0,226 186 .byte 102,15,56,0,197 187 .byte 102,15,56,0,203 188 pxor %xmm4,%xmm0 189 movdqa 64(%ebx),%xmm4 190 pxor %xmm1,%xmm0 191 movdqa 80(%ebx),%xmm1 192 .byte 102,15,56,0,226 193 .byte 102,15,56,0,197 194 .byte 102,15,56,0,203 195 pxor %xmm4,%xmm0 196 addl $16,%edx 197 .byte 102,15,58,15,237,12 198 pxor %xmm1,%xmm0 199 subl $1,%eax 200 L002dec_entry: 201 movdqa %xmm6,%xmm1 202 movdqa -32(%ebp),%xmm2 203 pandn %xmm0,%xmm1 204 pand %xmm6,%xmm0 205 psrld $4,%xmm1 206 .byte 102,15,56,0,208 207 movdqa %xmm7,%xmm3 208 pxor %xmm1,%xmm0 209 .byte 102,15,56,0,217 210 movdqa %xmm7,%xmm4 211 pxor %xmm2,%xmm3 212 .byte 102,15,56,0,224 213 pxor %xmm2,%xmm4 214 movdqa %xmm7,%xmm2 215 .byte 102,15,56,0,211 216 movdqa %xmm7,%xmm3 217 pxor %xmm0,%xmm2 218 .byte 102,15,56,0,220 219 movdqu (%edx),%xmm0 220 pxor %xmm1,%xmm3 221 jnz L003dec_loop 222 movdqa 96(%ebx),%xmm4 223 .byte 102,15,56,0,226 224 pxor %xmm0,%xmm4 225 movdqa 112(%ebx),%xmm0 226 movdqa (%ecx),%xmm2 227 .byte 102,15,56,0,195 228 pxor %xmm4,%xmm0 229 .byte 102,15,56,0,194 230 ret 231 .private_extern __vpaes_schedule_core 232 .align 4 233 __vpaes_schedule_core: 234 addl (%esp),%ebp 235 movdqu (%esi),%xmm0 236 movdqa 320(%ebp),%xmm2 237 movdqa %xmm0,%xmm3 238 leal (%ebp),%ebx 239 movdqa %xmm2,4(%esp) 240 call __vpaes_schedule_transform 241 movdqa %xmm0,%xmm7 242 testl %edi,%edi 243 jnz L004schedule_am_decrypting 244 movdqu %xmm0,(%edx) 245 jmp L005schedule_go 246 L004schedule_am_decrypting: 247 movdqa 256(%ebp,%ecx,1),%xmm1 248 .byte 102,15,56,0,217 249 movdqu %xmm3,(%edx) 250 xorl $48,%ecx 251 L005schedule_go: 252 cmpl $192,%eax 253 ja L006schedule_256 254 je L007schedule_192 255 L008schedule_128: 256 movl $10,%eax 257 L009loop_schedule_128: 258 call __vpaes_schedule_round 259 decl %eax 260 jz L010schedule_mangle_last 261 call __vpaes_schedule_mangle 262 jmp L009loop_schedule_128 263 .align 4,0x90 264 L007schedule_192: 265 movdqu 8(%esi),%xmm0 266 call __vpaes_schedule_transform 267 movdqa %xmm0,%xmm6 268 pxor %xmm4,%xmm4 269 movhlps %xmm4,%xmm6 270 movl $4,%eax 271 L011loop_schedule_192: 272 call __vpaes_schedule_round 273 .byte 102,15,58,15,198,8 274 call __vpaes_schedule_mangle 275 call __vpaes_schedule_192_smear 276 call __vpaes_schedule_mangle 277 call __vpaes_schedule_round 278 decl %eax 279 jz L010schedule_mangle_last 280 call __vpaes_schedule_mangle 281 call __vpaes_schedule_192_smear 282 jmp L011loop_schedule_192 283 .align 4,0x90 284 L006schedule_256: 285 movdqu 16(%esi),%xmm0 286 call __vpaes_schedule_transform 287 movl $7,%eax 288 L012loop_schedule_256: 289 call __vpaes_schedule_mangle 290 movdqa %xmm0,%xmm6 291 call __vpaes_schedule_round 292 decl %eax 293 jz L010schedule_mangle_last 294 call __vpaes_schedule_mangle 295 pshufd $255,%xmm0,%xmm0 296 movdqa %xmm7,20(%esp) 297 movdqa %xmm6,%xmm7 298 call L_vpaes_schedule_low_round 299 movdqa 20(%esp),%xmm7 300 jmp L012loop_schedule_256 301 .align 4,0x90 302 L010schedule_mangle_last: 303 leal 384(%ebp),%ebx 304 testl %edi,%edi 305 jnz L013schedule_mangle_last_dec 306 movdqa 256(%ebp,%ecx,1),%xmm1 307 .byte 102,15,56,0,193 308 leal 352(%ebp),%ebx 309 addl $32,%edx 310 L013schedule_mangle_last_dec: 311 addl $-16,%edx 312 pxor 336(%ebp),%xmm0 313 call __vpaes_schedule_transform 314 movdqu %xmm0,(%edx) 315 pxor %xmm0,%xmm0 316 pxor %xmm1,%xmm1 317 pxor %xmm2,%xmm2 318 pxor %xmm3,%xmm3 319 pxor %xmm4,%xmm4 320 pxor %xmm5,%xmm5 321 pxor %xmm6,%xmm6 322 pxor %xmm7,%xmm7 323 ret 324 .private_extern __vpaes_schedule_192_smear 325 .align 4 326 __vpaes_schedule_192_smear: 327 pshufd $128,%xmm6,%xmm1 328 pshufd $254,%xmm7,%xmm0 329 pxor %xmm1,%xmm6 330 pxor %xmm1,%xmm1 331 pxor %xmm0,%xmm6 332 movdqa %xmm6,%xmm0 333 movhlps %xmm1,%xmm6 334 ret 335 .private_extern __vpaes_schedule_round 336 .align 4 337 __vpaes_schedule_round: 338 movdqa 8(%esp),%xmm2 339 pxor %xmm1,%xmm1 340 .byte 102,15,58,15,202,15 341 .byte 102,15,58,15,210,15 342 pxor %xmm1,%xmm7 343 pshufd $255,%xmm0,%xmm0 344 .byte 102,15,58,15,192,1 345 movdqa %xmm2,8(%esp) 346 L_vpaes_schedule_low_round: 347 movdqa %xmm7,%xmm1 348 pslldq $4,%xmm7 349 pxor %xmm1,%xmm7 350 movdqa %xmm7,%xmm1 351 pslldq $8,%xmm7 352 pxor %xmm1,%xmm7 353 pxor 336(%ebp),%xmm7 354 movdqa -16(%ebp),%xmm4 355 movdqa -48(%ebp),%xmm5 356 movdqa %xmm4,%xmm1 357 pandn %xmm0,%xmm1 358 psrld $4,%xmm1 359 pand %xmm4,%xmm0 360 movdqa -32(%ebp),%xmm2 361 .byte 102,15,56,0,208 362 pxor %xmm1,%xmm0 363 movdqa %xmm5,%xmm3 364 .byte 102,15,56,0,217 365 pxor %xmm2,%xmm3 366 movdqa %xmm5,%xmm4 367 .byte 102,15,56,0,224 368 pxor %xmm2,%xmm4 369 movdqa %xmm5,%xmm2 370 .byte 102,15,56,0,211 371 pxor %xmm0,%xmm2 372 movdqa %xmm5,%xmm3 373 .byte 102,15,56,0,220 374 pxor %xmm1,%xmm3 375 movdqa 32(%ebp),%xmm4 376 .byte 102,15,56,0,226 377 movdqa 48(%ebp),%xmm0 378 .byte 102,15,56,0,195 379 pxor %xmm4,%xmm0 380 pxor %xmm7,%xmm0 381 movdqa %xmm0,%xmm7 382 ret 383 .private_extern __vpaes_schedule_transform 384 .align 4 385 __vpaes_schedule_transform: 386 movdqa -16(%ebp),%xmm2 387 movdqa %xmm2,%xmm1 388 pandn %xmm0,%xmm1 389 psrld $4,%xmm1 390 pand %xmm2,%xmm0 391 movdqa (%ebx),%xmm2 392 .byte 102,15,56,0,208 393 movdqa 16(%ebx),%xmm0 394 .byte 102,15,56,0,193 395 pxor %xmm2,%xmm0 396 ret 397 .private_extern __vpaes_schedule_mangle 398 .align 4 399 __vpaes_schedule_mangle: 400 movdqa %xmm0,%xmm4 401 movdqa 128(%ebp),%xmm5 402 testl %edi,%edi 403 jnz L014schedule_mangle_dec 404 addl $16,%edx 405 pxor 336(%ebp),%xmm4 406 .byte 102,15,56,0,229 407 movdqa %xmm4,%xmm3 408 .byte 102,15,56,0,229 409 pxor %xmm4,%xmm3 410 .byte 102,15,56,0,229 411 pxor %xmm4,%xmm3 412 jmp L015schedule_mangle_both 413 .align 4,0x90 414 L014schedule_mangle_dec: 415 movdqa -16(%ebp),%xmm2 416 leal 416(%ebp),%esi 417 movdqa %xmm2,%xmm1 418 pandn %xmm4,%xmm1 419 psrld $4,%xmm1 420 pand %xmm2,%xmm4 421 movdqa (%esi),%xmm2 422 .byte 102,15,56,0,212 423 movdqa 16(%esi),%xmm3 424 .byte 102,15,56,0,217 425 pxor %xmm2,%xmm3 426 .byte 102,15,56,0,221 427 movdqa 32(%esi),%xmm2 428 .byte 102,15,56,0,212 429 pxor %xmm3,%xmm2 430 movdqa 48(%esi),%xmm3 431 .byte 102,15,56,0,217 432 pxor %xmm2,%xmm3 433 .byte 102,15,56,0,221 434 movdqa 64(%esi),%xmm2 435 .byte 102,15,56,0,212 436 pxor %xmm3,%xmm2 437 movdqa 80(%esi),%xmm3 438 .byte 102,15,56,0,217 439 pxor %xmm2,%xmm3 440 .byte 102,15,56,0,221 441 movdqa 96(%esi),%xmm2 442 .byte 102,15,56,0,212 443 pxor %xmm3,%xmm2 444 movdqa 112(%esi),%xmm3 445 .byte 102,15,56,0,217 446 pxor %xmm2,%xmm3 447 addl $-16,%edx 448 L015schedule_mangle_both: 449 movdqa 256(%ebp,%ecx,1),%xmm1 450 .byte 102,15,56,0,217 451 addl $-16,%ecx 452 andl $48,%ecx 453 movdqu %xmm3,(%edx) 454 ret 455 .globl _vpaes_set_encrypt_key 456 .private_extern _vpaes_set_encrypt_key 457 .align 4 458 _vpaes_set_encrypt_key: 459 L_vpaes_set_encrypt_key_begin: 460 pushl %ebp 461 pushl %ebx 462 pushl %esi 463 pushl %edi 464 movl 20(%esp),%esi 465 leal -56(%esp),%ebx 466 movl 24(%esp),%eax 467 andl $-16,%ebx 468 movl 28(%esp),%edx 469 xchgl %esp,%ebx 470 movl %ebx,48(%esp) 471 movl %eax,%ebx 472 shrl $5,%ebx 473 addl $5,%ebx 474 movl %ebx,240(%edx) 475 movl $48,%ecx 476 movl $0,%edi 477 leal L_vpaes_consts+0x30-L016pic_point,%ebp 478 call __vpaes_schedule_core 479 L016pic_point: 480 movl 48(%esp),%esp 481 xorl %eax,%eax 482 popl %edi 483 popl %esi 484 popl %ebx 485 popl %ebp 486 ret 487 .globl _vpaes_set_decrypt_key 488 .private_extern _vpaes_set_decrypt_key 489 .align 4 490 _vpaes_set_decrypt_key: 491 L_vpaes_set_decrypt_key_begin: 492 pushl %ebp 493 pushl %ebx 494 pushl %esi 495 pushl %edi 496 movl 20(%esp),%esi 497 leal -56(%esp),%ebx 498 movl 24(%esp),%eax 499 andl $-16,%ebx 500 movl 28(%esp),%edx 501 xchgl %esp,%ebx 502 movl %ebx,48(%esp) 503 movl %eax,%ebx 504 shrl $5,%ebx 505 addl $5,%ebx 506 movl %ebx,240(%edx) 507 shll $4,%ebx 508 leal 16(%edx,%ebx,1),%edx 509 movl $1,%edi 510 movl %eax,%ecx 511 shrl $1,%ecx 512 andl $32,%ecx 513 xorl $32,%ecx 514 leal L_vpaes_consts+0x30-L017pic_point,%ebp 515 call __vpaes_schedule_core 516 L017pic_point: 517 movl 48(%esp),%esp 518 xorl %eax,%eax 519 popl %edi 520 popl %esi 521 popl %ebx 522 popl %ebp 523 ret 524 .globl _vpaes_encrypt 525 .private_extern _vpaes_encrypt 526 .align 4 527 _vpaes_encrypt: 528 L_vpaes_encrypt_begin: 529 pushl %ebp 530 pushl %ebx 531 pushl %esi 532 pushl %edi 533 leal L_vpaes_consts+0x30-L018pic_point,%ebp 534 call __vpaes_preheat 535 L018pic_point: 536 movl 20(%esp),%esi 537 leal -56(%esp),%ebx 538 movl 24(%esp),%edi 539 andl $-16,%ebx 540 movl 28(%esp),%edx 541 xchgl %esp,%ebx 542 movl %ebx,48(%esp) 543 movdqu (%esi),%xmm0 544 call __vpaes_encrypt_core 545 movdqu %xmm0,(%edi) 546 movl 48(%esp),%esp 547 popl %edi 548 popl %esi 549 popl %ebx 550 popl %ebp 551 ret 552 .globl _vpaes_decrypt 553 .private_extern _vpaes_decrypt 554 .align 4 555 _vpaes_decrypt: 556 L_vpaes_decrypt_begin: 557 pushl %ebp 558 pushl %ebx 559 pushl %esi 560 pushl %edi 561 leal L_vpaes_consts+0x30-L019pic_point,%ebp 562 call __vpaes_preheat 563 L019pic_point: 564 movl 20(%esp),%esi 565 leal -56(%esp),%ebx 566 movl 24(%esp),%edi 567 andl $-16,%ebx 568 movl 28(%esp),%edx 569 xchgl %esp,%ebx 570 movl %ebx,48(%esp) 571 movdqu (%esi),%xmm0 572 call __vpaes_decrypt_core 573 movdqu %xmm0,(%edi) 574 movl 48(%esp),%esp 575 popl %edi 576 popl %esi 577 popl %ebx 578 popl %ebp 579 ret 580 .globl _vpaes_cbc_encrypt 581 .private_extern _vpaes_cbc_encrypt 582 .align 4 583 _vpaes_cbc_encrypt: 584 L_vpaes_cbc_encrypt_begin: 585 pushl %ebp 586 pushl %ebx 587 pushl %esi 588 pushl %edi 589 movl 20(%esp),%esi 590 movl 24(%esp),%edi 591 movl 28(%esp),%eax 592 movl 32(%esp),%edx 593 subl $16,%eax 594 jc L020cbc_abort 595 leal -56(%esp),%ebx 596 movl 36(%esp),%ebp 597 andl $-16,%ebx 598 movl 40(%esp),%ecx 599 xchgl %esp,%ebx 600 movdqu (%ebp),%xmm1 601 subl %esi,%edi 602 movl %ebx,48(%esp) 603 movl %edi,(%esp) 604 movl %edx,4(%esp) 605 movl %ebp,8(%esp) 606 movl %eax,%edi 607 leal L_vpaes_consts+0x30-L021pic_point,%ebp 608 call __vpaes_preheat 609 L021pic_point: 610 cmpl $0,%ecx 611 je L022cbc_dec_loop 612 jmp L023cbc_enc_loop 613 .align 4,0x90 614 L023cbc_enc_loop: 615 movdqu (%esi),%xmm0 616 pxor %xmm1,%xmm0 617 call __vpaes_encrypt_core 618 movl (%esp),%ebx 619 movl 4(%esp),%edx 620 movdqa %xmm0,%xmm1 621 movdqu %xmm0,(%ebx,%esi,1) 622 leal 16(%esi),%esi 623 subl $16,%edi 624 jnc L023cbc_enc_loop 625 jmp L024cbc_done 626 .align 4,0x90 627 L022cbc_dec_loop: 628 movdqu (%esi),%xmm0 629 movdqa %xmm1,16(%esp) 630 movdqa %xmm0,32(%esp) 631 call __vpaes_decrypt_core 632 movl (%esp),%ebx 633 movl 4(%esp),%edx 634 pxor 16(%esp),%xmm0 635 movdqa 32(%esp),%xmm1 636 movdqu %xmm0,(%ebx,%esi,1) 637 leal 16(%esi),%esi 638 subl $16,%edi 639 jnc L022cbc_dec_loop 640 L024cbc_done: 641 movl 8(%esp),%ebx 642 movl 48(%esp),%esp 643 movdqu %xmm1,(%ebx) 644 L020cbc_abort: 645 popl %edi 646 popl %esi 647 popl %ebx 648 popl %ebp 649 ret 650 #endif 651
