1 #!/usr/bin/env perl 2 # 3 # ==================================================================== 4 # Written by Andy Polyakov <appro (at] fy.chalmers.se> for the OpenSSL 5 # project. The module is, however, dual licensed under OpenSSL and 6 # CRYPTOGAMS licenses depending on where you obtain it. For further 7 # details see http://www.openssl.org/~appro/cryptogams/. 8 # ==================================================================== 9 # 10 # sha1_block procedure for x86_64. 11 # 12 # It was brought to my attention that on EM64T compiler-generated code 13 # was far behind 32-bit assembler implementation. This is unlike on 14 # Opteron where compiler-generated code was only 15% behind 32-bit 15 # assembler, which originally made it hard to motivate the effort. 16 # There was suggestion to mechanically translate 32-bit code, but I 17 # dismissed it, reasoning that x86_64 offers enough register bank 18 # capacity to fully utilize SHA-1 parallelism. Therefore this fresh 19 # implementation:-) However! While 64-bit code does perform better 20 # on Opteron, I failed to beat 32-bit assembler on EM64T core. Well, 21 # x86_64 does offer larger *addressable* bank, but out-of-order core 22 # reaches for even more registers through dynamic aliasing, and EM64T 23 # core must have managed to run-time optimize even 32-bit code just as 24 # good as 64-bit one. Performance improvement is summarized in the 25 # following table: 26 # 27 # gcc 3.4 32-bit asm cycles/byte 28 # Opteron +45% +20% 6.8 29 # Xeon P4 +65% +0% 9.9 30 # Core2 +60% +10% 7.0 31 32 # August 2009. 33 # 34 # The code was revised to minimize code size and to maximize 35 # "distance" between instructions producing input to 'lea' 36 # instruction and the 'lea' instruction itself, which is essential 37 # for Intel Atom core. 38 39 # October 2010. 40 # 41 # Add SSSE3, Supplemental[!] SSE3, implementation. The idea behind it 42 # is to offload message schedule denoted by Wt in NIST specification, 43 # or Xupdate in OpenSSL source, to SIMD unit. See sha1-586.pl module 44 # for background and implementation details. The only difference from 45 # 32-bit code is that 64-bit code doesn't have to spill @X[] elements 46 # to free temporary registers. 47 48 # April 2011. 49 # 50 # Add AVX code path. See sha1-586.pl for further information. 51 52 ###################################################################### 53 # Current performance is summarized in following table. Numbers are 54 # CPU clock cycles spent to process single byte (less is better). 55 # 56 # x86_64 SSSE3 AVX 57 # P4 9.8 - 58 # Opteron 6.6 - 59 # Core2 6.7 6.1/+10% - 60 # Atom 11.0 9.7/+13% - 61 # Westmere 7.1 5.6/+27% - 62 # Sandy Bridge 7.9 6.3/+25% 5.2/+51% 63 64 $flavour = shift; 65 $output = shift; 66 if ($flavour =~ /\./) { $output = $flavour; undef $flavour; } 67 68 $win64=0; $win64=1 if ($flavour =~ /[nm]asm|mingw64/ || $output =~ /\.asm$/); 69 70 $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1; 71 ( $xlate="${dir}x86_64-xlate.pl" and -f $xlate ) or 72 ( $xlate="${dir}../../perlasm/x86_64-xlate.pl" and -f $xlate) or 73 die "can't locate x86_64-xlate.pl"; 74 75 $avx=1 if (`$ENV{CC} -Wa,-v -c -o /dev/null -x assembler /dev/null 2>&1` 76 =~ /GNU assembler version ([2-9]\.[0-9]+)/ && 77 $1>=2.19); 78 $avx=1 if (!$avx && $win64 && ($flavour =~ /nasm/ || $ENV{ASM} =~ /nasm/) && 79 `nasm -v 2>&1` =~ /NASM version ([2-9]\.[0-9]+)/ && 80 $1>=2.09); 81 $avx=1 if (!$avx && $win64 && ($flavour =~ /masm/ || $ENV{ASM} =~ /ml64/) && 82 `ml64 2>&1` =~ /Version ([0-9]+)\./ && 83 $1>=10); 84 85 open STDOUT,"| $^X $xlate $flavour $output"; 86 87 $ctx="%rdi"; # 1st arg 88 $inp="%rsi"; # 2nd arg 89 $num="%rdx"; # 3rd arg 90 91 # reassign arguments in order to produce more compact code 92 $ctx="%r8"; 93 $inp="%r9"; 94 $num="%r10"; 95 96 $t0="%eax"; 97 $t1="%ebx"; 98 $t2="%ecx"; 99 @xi=("%edx","%ebp"); 100 $A="%esi"; 101 $B="%edi"; 102 $C="%r11d"; 103 $D="%r12d"; 104 $E="%r13d"; 105 106 @V=($A,$B,$C,$D,$E); 107 108 sub BODY_00_19 { 109 my ($i,$a,$b,$c,$d,$e)=@_; 110 my $j=$i+1; 111 $code.=<<___ if ($i==0); 112 mov `4*$i`($inp),$xi[0] 113 bswap $xi[0] 114 mov $xi[0],`4*$i`(%rsp) 115 ___ 116 $code.=<<___ if ($i<15); 117 mov $c,$t0 118 mov `4*$j`($inp),$xi[1] 119 mov $a,$t2 120 xor $d,$t0 121 bswap $xi[1] 122 rol \$5,$t2 123 lea 0x5a827999($xi[0],$e),$e 124 and $b,$t0 125 mov $xi[1],`4*$j`(%rsp) 126 add $t2,$e 127 xor $d,$t0 128 rol \$30,$b 129 add $t0,$e 130 ___ 131 $code.=<<___ if ($i>=15); 132 mov `4*($j%16)`(%rsp),$xi[1] 133 mov $c,$t0 134 mov $a,$t2 135 xor `4*(($j+2)%16)`(%rsp),$xi[1] 136 xor $d,$t0 137 rol \$5,$t2 138 xor `4*(($j+8)%16)`(%rsp),$xi[1] 139 and $b,$t0 140 lea 0x5a827999($xi[0],$e),$e 141 xor `4*(($j+13)%16)`(%rsp),$xi[1] 142 xor $d,$t0 143 rol \$1,$xi[1] 144 add $t2,$e 145 rol \$30,$b 146 mov $xi[1],`4*($j%16)`(%rsp) 147 add $t0,$e 148 ___ 149 unshift(@xi,pop(@xi)); 150 } 151 152 sub BODY_20_39 { 153 my ($i,$a,$b,$c,$d,$e)=@_; 154 my $j=$i+1; 155 my $K=($i<40)?0x6ed9eba1:0xca62c1d6; 156 $code.=<<___ if ($i<79); 157 mov `4*($j%16)`(%rsp),$xi[1] 158 mov $c,$t0 159 mov $a,$t2 160 xor `4*(($j+2)%16)`(%rsp),$xi[1] 161 xor $b,$t0 162 rol \$5,$t2 163 lea $K($xi[0],$e),$e 164 xor `4*(($j+8)%16)`(%rsp),$xi[1] 165 xor $d,$t0 166 add $t2,$e 167 xor `4*(($j+13)%16)`(%rsp),$xi[1] 168 rol \$30,$b 169 add $t0,$e 170 rol \$1,$xi[1] 171 ___ 172 $code.=<<___ if ($i<76); 173 mov $xi[1],`4*($j%16)`(%rsp) 174 ___ 175 $code.=<<___ if ($i==79); 176 mov $c,$t0 177 mov $a,$t2 178 xor $b,$t0 179 lea $K($xi[0],$e),$e 180 rol \$5,$t2 181 xor $d,$t0 182 add $t2,$e 183 rol \$30,$b 184 add $t0,$e 185 ___ 186 unshift(@xi,pop(@xi)); 187 } 188 189 sub BODY_40_59 { 190 my ($i,$a,$b,$c,$d,$e)=@_; 191 my $j=$i+1; 192 $code.=<<___; 193 mov `4*($j%16)`(%rsp),$xi[1] 194 mov $c,$t0 195 mov $c,$t1 196 xor `4*(($j+2)%16)`(%rsp),$xi[1] 197 and $d,$t0 198 mov $a,$t2 199 xor `4*(($j+8)%16)`(%rsp),$xi[1] 200 xor $d,$t1 201 lea 0x8f1bbcdc($xi[0],$e),$e 202 rol \$5,$t2 203 xor `4*(($j+13)%16)`(%rsp),$xi[1] 204 add $t0,$e 205 and $b,$t1 206 rol \$1,$xi[1] 207 add $t1,$e 208 rol \$30,$b 209 mov $xi[1],`4*($j%16)`(%rsp) 210 add $t2,$e 211 ___ 212 unshift(@xi,pop(@xi)); 213 } 214 215 $code.=<<___; 216 .text 217 .extern OPENSSL_ia32cap_P 218 219 .globl sha1_block_data_order 220 .type sha1_block_data_order,\@function,3 221 .align 16 222 sha1_block_data_order: 223 mov OPENSSL_ia32cap_P+0(%rip),%r9d 224 mov OPENSSL_ia32cap_P+4(%rip),%r8d 225 test \$`1<<9`,%r8d # check SSSE3 bit 226 jz .Lialu 227 ___ 228 $code.=<<___ if ($avx); 229 and \$`1<<28`,%r8d # mask AVX bit 230 and \$`1<<30`,%r9d # mask "Intel CPU" bit 231 or %r9d,%r8d 232 cmp \$`1<<28|1<<30`,%r8d 233 je _avx_shortcut 234 ___ 235 $code.=<<___; 236 jmp _ssse3_shortcut 237 238 .align 16 239 .Lialu: 240 push %rbx 241 push %rbp 242 push %r12 243 push %r13 244 mov %rsp,%r11 245 mov %rdi,$ctx # reassigned argument 246 sub \$`8+16*4`,%rsp 247 mov %rsi,$inp # reassigned argument 248 and \$-64,%rsp 249 mov %rdx,$num # reassigned argument 250 mov %r11,`16*4`(%rsp) 251 .Lprologue: 252 253 mov 0($ctx),$A 254 mov 4($ctx),$B 255 mov 8($ctx),$C 256 mov 12($ctx),$D 257 mov 16($ctx),$E 258 jmp .Lloop 259 260 .align 16 261 .Lloop: 262 ___ 263 for($i=0;$i<20;$i++) { &BODY_00_19($i,@V); unshift(@V,pop(@V)); } 264 for(;$i<40;$i++) { &BODY_20_39($i,@V); unshift(@V,pop(@V)); } 265 for(;$i<60;$i++) { &BODY_40_59($i,@V); unshift(@V,pop(@V)); } 266 for(;$i<80;$i++) { &BODY_20_39($i,@V); unshift(@V,pop(@V)); } 267 $code.=<<___; 268 add 0($ctx),$A 269 add 4($ctx),$B 270 add 8($ctx),$C 271 add 12($ctx),$D 272 add 16($ctx),$E 273 mov $A,0($ctx) 274 mov $B,4($ctx) 275 mov $C,8($ctx) 276 mov $D,12($ctx) 277 mov $E,16($ctx) 278 279 sub \$1,$num 280 lea `16*4`($inp),$inp 281 jnz .Lloop 282 283 mov `16*4`(%rsp),%rsi 284 mov (%rsi),%r13 285 mov 8(%rsi),%r12 286 mov 16(%rsi),%rbp 287 mov 24(%rsi),%rbx 288 lea 32(%rsi),%rsp 289 .Lepilogue: 290 ret 291 .size sha1_block_data_order,.-sha1_block_data_order 292 ___ 293 {{{ 294 my $Xi=4; 295 my @X=map("%xmm$_",(4..7,0..3)); 296 my @Tx=map("%xmm$_",(8..10)); 297 my @V=($A,$B,$C,$D,$E)=("%eax","%ebx","%ecx","%edx","%ebp"); # size optimization 298 my @T=("%esi","%edi"); 299 my $j=0; 300 my $K_XX_XX="%r11"; 301 302 my $_rol=sub { &rol(@_) }; 303 my $_ror=sub { &ror(@_) }; 304 305 $code.=<<___; 306 .type sha1_block_data_order_ssse3,\@function,3 307 .align 16 308 sha1_block_data_order_ssse3: 309 _ssse3_shortcut: 310 push %rbx 311 push %rbp 312 push %r12 313 lea `-64-($win64?5*16:0)`(%rsp),%rsp 314 ___ 315 $code.=<<___ if ($win64); 316 movaps %xmm6,64+0(%rsp) 317 movaps %xmm7,64+16(%rsp) 318 movaps %xmm8,64+32(%rsp) 319 movaps %xmm9,64+48(%rsp) 320 movaps %xmm10,64+64(%rsp) 321 .Lprologue_ssse3: 322 ___ 323 $code.=<<___; 324 mov %rdi,$ctx # reassigned argument 325 mov %rsi,$inp # reassigned argument 326 mov %rdx,$num # reassigned argument 327 328 shl \$6,$num 329 add $inp,$num 330 lea K_XX_XX(%rip),$K_XX_XX 331 332 mov 0($ctx),$A # load context 333 mov 4($ctx),$B 334 mov 8($ctx),$C 335 mov 12($ctx),$D 336 mov $B,@T[0] # magic seed 337 mov 16($ctx),$E 338 339 movdqa 64($K_XX_XX),@X[2] # pbswap mask 340 movdqa 0($K_XX_XX),@Tx[1] # K_00_19 341 movdqu 0($inp),@X[-4&7] # load input to %xmm[0-3] 342 movdqu 16($inp),@X[-3&7] 343 movdqu 32($inp),@X[-2&7] 344 movdqu 48($inp),@X[-1&7] 345 pshufb @X[2],@X[-4&7] # byte swap 346 add \$64,$inp 347 pshufb @X[2],@X[-3&7] 348 pshufb @X[2],@X[-2&7] 349 pshufb @X[2],@X[-1&7] 350 paddd @Tx[1],@X[-4&7] # add K_00_19 351 paddd @Tx[1],@X[-3&7] 352 paddd @Tx[1],@X[-2&7] 353 movdqa @X[-4&7],0(%rsp) # X[]+K xfer to IALU 354 psubd @Tx[1],@X[-4&7] # restore X[] 355 movdqa @X[-3&7],16(%rsp) 356 psubd @Tx[1],@X[-3&7] 357 movdqa @X[-2&7],32(%rsp) 358 psubd @Tx[1],@X[-2&7] 359 jmp .Loop_ssse3 360 ___ 361 362 sub AUTOLOAD() # thunk [simplified] 32-bit style perlasm 363 { my $opcode = $AUTOLOAD; $opcode =~ s/.*:://; 364 my $arg = pop; 365 $arg = "\$$arg" if ($arg*1 eq $arg); 366 $code .= "\t$opcode\t".join(',',$arg,reverse @_)."\n"; 367 } 368 369 sub Xupdate_ssse3_16_31() # recall that $Xi starts wtih 4 370 { use integer; 371 my $body = shift; 372 my @insns = (&$body,&$body,&$body,&$body); # 40 instructions 373 my ($a,$b,$c,$d,$e); 374 375 &movdqa (@X[0],@X[-3&7]); 376 eval(shift(@insns)); 377 eval(shift(@insns)); 378 &movdqa (@Tx[0],@X[-1&7]); 379 &palignr(@X[0],@X[-4&7],8); # compose "X[-14]" in "X[0]" 380 eval(shift(@insns)); 381 eval(shift(@insns)); 382 383 &paddd (@Tx[1],@X[-1&7]); 384 eval(shift(@insns)); 385 eval(shift(@insns)); 386 &psrldq (@Tx[0],4); # "X[-3]", 3 dwords 387 eval(shift(@insns)); 388 eval(shift(@insns)); 389 &pxor (@X[0],@X[-4&7]); # "X[0]"^="X[-16]" 390 eval(shift(@insns)); 391 eval(shift(@insns)); 392 393 &pxor (@Tx[0],@X[-2&7]); # "X[-3]"^"X[-8]" 394 eval(shift(@insns)); 395 eval(shift(@insns)); 396 eval(shift(@insns)); 397 eval(shift(@insns)); 398 399 &pxor (@X[0],@Tx[0]); # "X[0]"^="X[-3]"^"X[-8]" 400 eval(shift(@insns)); 401 eval(shift(@insns)); 402 &movdqa (eval(16*(($Xi-1)&3))."(%rsp)",@Tx[1]); # X[]+K xfer to IALU 403 eval(shift(@insns)); 404 eval(shift(@insns)); 405 406 &movdqa (@Tx[2],@X[0]); 407 &movdqa (@Tx[0],@X[0]); 408 eval(shift(@insns)); 409 eval(shift(@insns)); 410 eval(shift(@insns)); 411 eval(shift(@insns)); 412 413 &pslldq (@Tx[2],12); # "X[0]"<<96, extract one dword 414 &paddd (@X[0],@X[0]); 415 eval(shift(@insns)); 416 eval(shift(@insns)); 417 eval(shift(@insns)); 418 eval(shift(@insns)); 419 420 &psrld (@Tx[0],31); 421 eval(shift(@insns)); 422 eval(shift(@insns)); 423 &movdqa (@Tx[1],@Tx[2]); 424 eval(shift(@insns)); 425 eval(shift(@insns)); 426 427 &psrld (@Tx[2],30); 428 &por (@X[0],@Tx[0]); # "X[0]"<<<=1 429 eval(shift(@insns)); 430 eval(shift(@insns)); 431 eval(shift(@insns)); 432 eval(shift(@insns)); 433 434 &pslld (@Tx[1],2); 435 &pxor (@X[0],@Tx[2]); 436 eval(shift(@insns)); 437 eval(shift(@insns)); 438 &movdqa (@Tx[2],eval(16*(($Xi)/5))."($K_XX_XX)"); # K_XX_XX 439 eval(shift(@insns)); 440 eval(shift(@insns)); 441 442 &pxor (@X[0],@Tx[1]); # "X[0]"^=("X[0]">>96)<<<2 443 444 foreach (@insns) { eval; } # remaining instructions [if any] 445 446 $Xi++; push(@X,shift(@X)); # "rotate" X[] 447 push(@Tx,shift(@Tx)); 448 } 449 450 sub Xupdate_ssse3_32_79() 451 { use integer; 452 my $body = shift; 453 my @insns = (&$body,&$body,&$body,&$body); # 32 to 48 instructions 454 my ($a,$b,$c,$d,$e); 455 456 &movdqa (@Tx[0],@X[-1&7]) if ($Xi==8); 457 eval(shift(@insns)); # body_20_39 458 &pxor (@X[0],@X[-4&7]); # "X[0]"="X[-32]"^"X[-16]" 459 &palignr(@Tx[0],@X[-2&7],8); # compose "X[-6]" 460 eval(shift(@insns)); 461 eval(shift(@insns)); 462 eval(shift(@insns)); # rol 463 464 &pxor (@X[0],@X[-7&7]); # "X[0]"^="X[-28]" 465 eval(shift(@insns)); 466 eval(shift(@insns)) if (@insns[0] !~ /&ro[rl]/); 467 if ($Xi%5) { 468 &movdqa (@Tx[2],@Tx[1]);# "perpetuate" K_XX_XX... 469 } else { # ... or load next one 470 &movdqa (@Tx[2],eval(16*($Xi/5))."($K_XX_XX)"); 471 } 472 &paddd (@Tx[1],@X[-1&7]); 473 eval(shift(@insns)); # ror 474 eval(shift(@insns)); 475 476 &pxor (@X[0],@Tx[0]); # "X[0]"^="X[-6]" 477 eval(shift(@insns)); # body_20_39 478 eval(shift(@insns)); 479 eval(shift(@insns)); 480 eval(shift(@insns)); # rol 481 482 &movdqa (@Tx[0],@X[0]); 483 &movdqa (eval(16*(($Xi-1)&3))."(%rsp)",@Tx[1]); # X[]+K xfer to IALU 484 eval(shift(@insns)); 485 eval(shift(@insns)); 486 eval(shift(@insns)); # ror 487 eval(shift(@insns)); 488 489 &pslld (@X[0],2); 490 eval(shift(@insns)); # body_20_39 491 eval(shift(@insns)); 492 &psrld (@Tx[0],30); 493 eval(shift(@insns)); 494 eval(shift(@insns)); # rol 495 eval(shift(@insns)); 496 eval(shift(@insns)); 497 eval(shift(@insns)); # ror 498 eval(shift(@insns)); 499 500 &por (@X[0],@Tx[0]); # "X[0]"<<<=2 501 eval(shift(@insns)); # body_20_39 502 eval(shift(@insns)); 503 &movdqa (@Tx[1],@X[0]) if ($Xi<19); 504 eval(shift(@insns)); 505 eval(shift(@insns)); # rol 506 eval(shift(@insns)); 507 eval(shift(@insns)); 508 eval(shift(@insns)); # rol 509 eval(shift(@insns)); 510 511 foreach (@insns) { eval; } # remaining instructions 512 513 $Xi++; push(@X,shift(@X)); # "rotate" X[] 514 push(@Tx,shift(@Tx)); 515 } 516 517 sub Xuplast_ssse3_80() 518 { use integer; 519 my $body = shift; 520 my @insns = (&$body,&$body,&$body,&$body); # 32 instructions 521 my ($a,$b,$c,$d,$e); 522 523 eval(shift(@insns)); 524 &paddd (@Tx[1],@X[-1&7]); 525 eval(shift(@insns)); 526 eval(shift(@insns)); 527 eval(shift(@insns)); 528 eval(shift(@insns)); 529 530 &movdqa (eval(16*(($Xi-1)&3))."(%rsp)",@Tx[1]); # X[]+K xfer IALU 531 532 foreach (@insns) { eval; } # remaining instructions 533 534 &cmp ($inp,$num); 535 &je (".Ldone_ssse3"); 536 537 unshift(@Tx,pop(@Tx)); 538 539 &movdqa (@X[2],"64($K_XX_XX)"); # pbswap mask 540 &movdqa (@Tx[1],"0($K_XX_XX)"); # K_00_19 541 &movdqu (@X[-4&7],"0($inp)"); # load input 542 &movdqu (@X[-3&7],"16($inp)"); 543 &movdqu (@X[-2&7],"32($inp)"); 544 &movdqu (@X[-1&7],"48($inp)"); 545 &pshufb (@X[-4&7],@X[2]); # byte swap 546 &add ($inp,64); 547 548 $Xi=0; 549 } 550 551 sub Xloop_ssse3() 552 { use integer; 553 my $body = shift; 554 my @insns = (&$body,&$body,&$body,&$body); # 32 instructions 555 my ($a,$b,$c,$d,$e); 556 557 eval(shift(@insns)); 558 eval(shift(@insns)); 559 &pshufb (@X[($Xi-3)&7],@X[2]); 560 eval(shift(@insns)); 561 eval(shift(@insns)); 562 &paddd (@X[($Xi-4)&7],@Tx[1]); 563 eval(shift(@insns)); 564 eval(shift(@insns)); 565 eval(shift(@insns)); 566 eval(shift(@insns)); 567 &movdqa (eval(16*$Xi)."(%rsp)",@X[($Xi-4)&7]); # X[]+K xfer to IALU 568 eval(shift(@insns)); 569 eval(shift(@insns)); 570 &psubd (@X[($Xi-4)&7],@Tx[1]); 571 572 foreach (@insns) { eval; } 573 $Xi++; 574 } 575 576 sub Xtail_ssse3() 577 { use integer; 578 my $body = shift; 579 my @insns = (&$body,&$body,&$body,&$body); # 32 instructions 580 my ($a,$b,$c,$d,$e); 581 582 foreach (@insns) { eval; } 583 } 584 585 sub body_00_19 () { 586 ( 587 '($a,$b,$c,$d,$e)=@V;'. 588 '&add ($e,eval(4*($j&15))."(%rsp)");', # X[]+K xfer 589 '&xor ($c,$d);', 590 '&mov (@T[1],$a);', # $b in next round 591 '&$_rol ($a,5);', 592 '&and (@T[0],$c);', # ($b&($c^$d)) 593 '&xor ($c,$d);', # restore $c 594 '&xor (@T[0],$d);', 595 '&add ($e,$a);', 596 '&$_ror ($b,$j?7:2);', # $b>>>2 597 '&add ($e,@T[0]);' .'$j++; unshift(@V,pop(@V)); unshift(@T,pop(@T));' 598 ); 599 } 600 601 sub body_20_39 () { 602 ( 603 '($a,$b,$c,$d,$e)=@V;'. 604 '&add ($e,eval(4*($j++&15))."(%rsp)");', # X[]+K xfer 605 '&xor (@T[0],$d);', # ($b^$d) 606 '&mov (@T[1],$a);', # $b in next round 607 '&$_rol ($a,5);', 608 '&xor (@T[0],$c);', # ($b^$d^$c) 609 '&add ($e,$a);', 610 '&$_ror ($b,7);', # $b>>>2 611 '&add ($e,@T[0]);' .'unshift(@V,pop(@V)); unshift(@T,pop(@T));' 612 ); 613 } 614 615 sub body_40_59 () { 616 ( 617 '($a,$b,$c,$d,$e)=@V;'. 618 '&mov (@T[1],$c);', 619 '&xor ($c,$d);', 620 '&add ($e,eval(4*($j++&15))."(%rsp)");', # X[]+K xfer 621 '&and (@T[1],$d);', 622 '&and (@T[0],$c);', # ($b&($c^$d)) 623 '&$_ror ($b,7);', # $b>>>2 624 '&add ($e,@T[1]);', 625 '&mov (@T[1],$a);', # $b in next round 626 '&$_rol ($a,5);', 627 '&add ($e,@T[0]);', 628 '&xor ($c,$d);', # restore $c 629 '&add ($e,$a);' .'unshift(@V,pop(@V)); unshift(@T,pop(@T));' 630 ); 631 } 632 $code.=<<___; 633 .align 16 634 .Loop_ssse3: 635 ___ 636 &Xupdate_ssse3_16_31(\&body_00_19); 637 &Xupdate_ssse3_16_31(\&body_00_19); 638 &Xupdate_ssse3_16_31(\&body_00_19); 639 &Xupdate_ssse3_16_31(\&body_00_19); 640 &Xupdate_ssse3_32_79(\&body_00_19); 641 &Xupdate_ssse3_32_79(\&body_20_39); 642 &Xupdate_ssse3_32_79(\&body_20_39); 643 &Xupdate_ssse3_32_79(\&body_20_39); 644 &Xupdate_ssse3_32_79(\&body_20_39); 645 &Xupdate_ssse3_32_79(\&body_20_39); 646 &Xupdate_ssse3_32_79(\&body_40_59); 647 &Xupdate_ssse3_32_79(\&body_40_59); 648 &Xupdate_ssse3_32_79(\&body_40_59); 649 &Xupdate_ssse3_32_79(\&body_40_59); 650 &Xupdate_ssse3_32_79(\&body_40_59); 651 &Xupdate_ssse3_32_79(\&body_20_39); 652 &Xuplast_ssse3_80(\&body_20_39); # can jump to "done" 653 654 $saved_j=$j; @saved_V=@V; 655 656 &Xloop_ssse3(\&body_20_39); 657 &Xloop_ssse3(\&body_20_39); 658 &Xloop_ssse3(\&body_20_39); 659 660 $code.=<<___; 661 add 0($ctx),$A # update context 662 add 4($ctx),@T[0] 663 add 8($ctx),$C 664 add 12($ctx),$D 665 mov $A,0($ctx) 666 add 16($ctx),$E 667 mov @T[0],4($ctx) 668 mov @T[0],$B # magic seed 669 mov $C,8($ctx) 670 mov $D,12($ctx) 671 mov $E,16($ctx) 672 jmp .Loop_ssse3 673 674 .align 16 675 .Ldone_ssse3: 676 ___ 677 $j=$saved_j; @V=@saved_V; 678 679 &Xtail_ssse3(\&body_20_39); 680 &Xtail_ssse3(\&body_20_39); 681 &Xtail_ssse3(\&body_20_39); 682 683 $code.=<<___; 684 add 0($ctx),$A # update context 685 add 4($ctx),@T[0] 686 add 8($ctx),$C 687 mov $A,0($ctx) 688 add 12($ctx),$D 689 mov @T[0],4($ctx) 690 add 16($ctx),$E 691 mov $C,8($ctx) 692 mov $D,12($ctx) 693 mov $E,16($ctx) 694 ___ 695 $code.=<<___ if ($win64); 696 movaps 64+0(%rsp),%xmm6 697 movaps 64+16(%rsp),%xmm7 698 movaps 64+32(%rsp),%xmm8 699 movaps 64+48(%rsp),%xmm9 700 movaps 64+64(%rsp),%xmm10 701 ___ 702 $code.=<<___; 703 lea `64+($win64?5*16:0)`(%rsp),%rsi 704 mov 0(%rsi),%r12 705 mov 8(%rsi),%rbp 706 mov 16(%rsi),%rbx 707 lea 24(%rsi),%rsp 708 .Lepilogue_ssse3: 709 ret 710 .size sha1_block_data_order_ssse3,.-sha1_block_data_order_ssse3 711 ___ 712 713 if ($avx) { 714 my $Xi=4; 715 my @X=map("%xmm$_",(4..7,0..3)); 716 my @Tx=map("%xmm$_",(8..10)); 717 my @V=($A,$B,$C,$D,$E)=("%eax","%ebx","%ecx","%edx","%ebp"); # size optimization 718 my @T=("%esi","%edi"); 719 my $j=0; 720 my $K_XX_XX="%r11"; 721 722 my $_rol=sub { &shld(@_[0],@_) }; 723 my $_ror=sub { &shrd(@_[0],@_) }; 724 725 $code.=<<___; 726 .type sha1_block_data_order_avx,\@function,3 727 .align 16 728 sha1_block_data_order_avx: 729 _avx_shortcut: 730 push %rbx 731 push %rbp 732 push %r12 733 lea `-64-($win64?5*16:0)`(%rsp),%rsp 734 ___ 735 $code.=<<___ if ($win64); 736 movaps %xmm6,64+0(%rsp) 737 movaps %xmm7,64+16(%rsp) 738 movaps %xmm8,64+32(%rsp) 739 movaps %xmm9,64+48(%rsp) 740 movaps %xmm10,64+64(%rsp) 741 .Lprologue_avx: 742 ___ 743 $code.=<<___; 744 mov %rdi,$ctx # reassigned argument 745 mov %rsi,$inp # reassigned argument 746 mov %rdx,$num # reassigned argument 747 vzeroall 748 749 shl \$6,$num 750 add $inp,$num 751 lea K_XX_XX(%rip),$K_XX_XX 752 753 mov 0($ctx),$A # load context 754 mov 4($ctx),$B 755 mov 8($ctx),$C 756 mov 12($ctx),$D 757 mov $B,@T[0] # magic seed 758 mov 16($ctx),$E 759 760 vmovdqa 64($K_XX_XX),@X[2] # pbswap mask 761 vmovdqa 0($K_XX_XX),@Tx[1] # K_00_19 762 vmovdqu 0($inp),@X[-4&7] # load input to %xmm[0-3] 763 vmovdqu 16($inp),@X[-3&7] 764 vmovdqu 32($inp),@X[-2&7] 765 vmovdqu 48($inp),@X[-1&7] 766 vpshufb @X[2],@X[-4&7],@X[-4&7] # byte swap 767 add \$64,$inp 768 vpshufb @X[2],@X[-3&7],@X[-3&7] 769 vpshufb @X[2],@X[-2&7],@X[-2&7] 770 vpshufb @X[2],@X[-1&7],@X[-1&7] 771 vpaddd @Tx[1],@X[-4&7],@X[0] # add K_00_19 772 vpaddd @Tx[1],@X[-3&7],@X[1] 773 vpaddd @Tx[1],@X[-2&7],@X[2] 774 vmovdqa @X[0],0(%rsp) # X[]+K xfer to IALU 775 vmovdqa @X[1],16(%rsp) 776 vmovdqa @X[2],32(%rsp) 777 jmp .Loop_avx 778 ___ 779 780 sub Xupdate_avx_16_31() # recall that $Xi starts wtih 4 781 { use integer; 782 my $body = shift; 783 my @insns = (&$body,&$body,&$body,&$body); # 40 instructions 784 my ($a,$b,$c,$d,$e); 785 786 eval(shift(@insns)); 787 eval(shift(@insns)); 788 &vpalignr(@X[0],@X[-3&7],@X[-4&7],8); # compose "X[-14]" in "X[0]" 789 eval(shift(@insns)); 790 eval(shift(@insns)); 791 792 &vpaddd (@Tx[1],@Tx[1],@X[-1&7]); 793 eval(shift(@insns)); 794 eval(shift(@insns)); 795 &vpsrldq(@Tx[0],@X[-1&7],4); # "X[-3]", 3 dwords 796 eval(shift(@insns)); 797 eval(shift(@insns)); 798 &vpxor (@X[0],@X[0],@X[-4&7]); # "X[0]"^="X[-16]" 799 eval(shift(@insns)); 800 eval(shift(@insns)); 801 802 &vpxor (@Tx[0],@Tx[0],@X[-2&7]); # "X[-3]"^"X[-8]" 803 eval(shift(@insns)); 804 eval(shift(@insns)); 805 eval(shift(@insns)); 806 eval(shift(@insns)); 807 808 &vpxor (@X[0],@X[0],@Tx[0]); # "X[0]"^="X[-3]"^"X[-8]" 809 eval(shift(@insns)); 810 eval(shift(@insns)); 811 &vmovdqa (eval(16*(($Xi-1)&3))."(%rsp)",@Tx[1]); # X[]+K xfer to IALU 812 eval(shift(@insns)); 813 eval(shift(@insns)); 814 815 &vpsrld (@Tx[0],@X[0],31); 816 eval(shift(@insns)); 817 eval(shift(@insns)); 818 eval(shift(@insns)); 819 eval(shift(@insns)); 820 821 &vpslldq(@Tx[2],@X[0],12); # "X[0]"<<96, extract one dword 822 &vpaddd (@X[0],@X[0],@X[0]); 823 eval(shift(@insns)); 824 eval(shift(@insns)); 825 eval(shift(@insns)); 826 eval(shift(@insns)); 827 828 &vpsrld (@Tx[1],@Tx[2],30); 829 &vpor (@X[0],@X[0],@Tx[0]); # "X[0]"<<<=1 830 eval(shift(@insns)); 831 eval(shift(@insns)); 832 eval(shift(@insns)); 833 eval(shift(@insns)); 834 835 &vpslld (@Tx[2],@Tx[2],2); 836 &vpxor (@X[0],@X[0],@Tx[1]); 837 eval(shift(@insns)); 838 eval(shift(@insns)); 839 eval(shift(@insns)); 840 eval(shift(@insns)); 841 842 &vpxor (@X[0],@X[0],@Tx[2]); # "X[0]"^=("X[0]">>96)<<<2 843 eval(shift(@insns)); 844 eval(shift(@insns)); 845 &vmovdqa (@Tx[2],eval(16*(($Xi)/5))."($K_XX_XX)"); # K_XX_XX 846 eval(shift(@insns)); 847 eval(shift(@insns)); 848 849 850 foreach (@insns) { eval; } # remaining instructions [if any] 851 852 $Xi++; push(@X,shift(@X)); # "rotate" X[] 853 push(@Tx,shift(@Tx)); 854 } 855 856 sub Xupdate_avx_32_79() 857 { use integer; 858 my $body = shift; 859 my @insns = (&$body,&$body,&$body,&$body); # 32 to 48 instructions 860 my ($a,$b,$c,$d,$e); 861 862 &vpalignr(@Tx[0],@X[-1&7],@X[-2&7],8); # compose "X[-6]" 863 &vpxor (@X[0],@X[0],@X[-4&7]); # "X[0]"="X[-32]"^"X[-16]" 864 eval(shift(@insns)); # body_20_39 865 eval(shift(@insns)); 866 eval(shift(@insns)); 867 eval(shift(@insns)); # rol 868 869 &vpxor (@X[0],@X[0],@X[-7&7]); # "X[0]"^="X[-28]" 870 eval(shift(@insns)); 871 eval(shift(@insns)) if (@insns[0] !~ /&ro[rl]/); 872 if ($Xi%5) { 873 &vmovdqa (@Tx[2],@Tx[1]);# "perpetuate" K_XX_XX... 874 } else { # ... or load next one 875 &vmovdqa (@Tx[2],eval(16*($Xi/5))."($K_XX_XX)"); 876 } 877 &vpaddd (@Tx[1],@Tx[1],@X[-1&7]); 878 eval(shift(@insns)); # ror 879 eval(shift(@insns)); 880 881 &vpxor (@X[0],@X[0],@Tx[0]); # "X[0]"^="X[-6]" 882 eval(shift(@insns)); # body_20_39 883 eval(shift(@insns)); 884 eval(shift(@insns)); 885 eval(shift(@insns)); # rol 886 887 &vpsrld (@Tx[0],@X[0],30); 888 &vmovdqa (eval(16*(($Xi-1)&3))."(%rsp)",@Tx[1]); # X[]+K xfer to IALU 889 eval(shift(@insns)); 890 eval(shift(@insns)); 891 eval(shift(@insns)); # ror 892 eval(shift(@insns)); 893 894 &vpslld (@X[0],@X[0],2); 895 eval(shift(@insns)); # body_20_39 896 eval(shift(@insns)); 897 eval(shift(@insns)); 898 eval(shift(@insns)); # rol 899 eval(shift(@insns)); 900 eval(shift(@insns)); 901 eval(shift(@insns)); # ror 902 eval(shift(@insns)); 903 904 &vpor (@X[0],@X[0],@Tx[0]); # "X[0]"<<<=2 905 eval(shift(@insns)); # body_20_39 906 eval(shift(@insns)); 907 &vmovdqa (@Tx[1],@X[0]) if ($Xi<19); 908 eval(shift(@insns)); 909 eval(shift(@insns)); # rol 910 eval(shift(@insns)); 911 eval(shift(@insns)); 912 eval(shift(@insns)); # rol 913 eval(shift(@insns)); 914 915 foreach (@insns) { eval; } # remaining instructions 916 917 $Xi++; push(@X,shift(@X)); # "rotate" X[] 918 push(@Tx,shift(@Tx)); 919 } 920 921 sub Xuplast_avx_80() 922 { use integer; 923 my $body = shift; 924 my @insns = (&$body,&$body,&$body,&$body); # 32 instructions 925 my ($a,$b,$c,$d,$e); 926 927 eval(shift(@insns)); 928 &vpaddd (@Tx[1],@Tx[1],@X[-1&7]); 929 eval(shift(@insns)); 930 eval(shift(@insns)); 931 eval(shift(@insns)); 932 eval(shift(@insns)); 933 934 &movdqa (eval(16*(($Xi-1)&3))."(%rsp)",@Tx[1]); # X[]+K xfer IALU 935 936 foreach (@insns) { eval; } # remaining instructions 937 938 &cmp ($inp,$num); 939 &je (".Ldone_avx"); 940 941 unshift(@Tx,pop(@Tx)); 942 943 &vmovdqa(@X[2],"64($K_XX_XX)"); # pbswap mask 944 &vmovdqa(@Tx[1],"0($K_XX_XX)"); # K_00_19 945 &vmovdqu(@X[-4&7],"0($inp)"); # load input 946 &vmovdqu(@X[-3&7],"16($inp)"); 947 &vmovdqu(@X[-2&7],"32($inp)"); 948 &vmovdqu(@X[-1&7],"48($inp)"); 949 &vpshufb(@X[-4&7],@X[-4&7],@X[2]); # byte swap 950 &add ($inp,64); 951 952 $Xi=0; 953 } 954 955 sub Xloop_avx() 956 { use integer; 957 my $body = shift; 958 my @insns = (&$body,&$body,&$body,&$body); # 32 instructions 959 my ($a,$b,$c,$d,$e); 960 961 eval(shift(@insns)); 962 eval(shift(@insns)); 963 &vpshufb(@X[($Xi-3)&7],@X[($Xi-3)&7],@X[2]); 964 eval(shift(@insns)); 965 eval(shift(@insns)); 966 &vpaddd (@X[$Xi&7],@X[($Xi-4)&7],@Tx[1]); 967 eval(shift(@insns)); 968 eval(shift(@insns)); 969 eval(shift(@insns)); 970 eval(shift(@insns)); 971 &vmovdqa(eval(16*$Xi)."(%rsp)",@X[$Xi&7]); # X[]+K xfer to IALU 972 eval(shift(@insns)); 973 eval(shift(@insns)); 974 975 foreach (@insns) { eval; } 976 $Xi++; 977 } 978 979 sub Xtail_avx() 980 { use integer; 981 my $body = shift; 982 my @insns = (&$body,&$body,&$body,&$body); # 32 instructions 983 my ($a,$b,$c,$d,$e); 984 985 foreach (@insns) { eval; } 986 } 987 988 $code.=<<___; 989 .align 16 990 .Loop_avx: 991 ___ 992 &Xupdate_avx_16_31(\&body_00_19); 993 &Xupdate_avx_16_31(\&body_00_19); 994 &Xupdate_avx_16_31(\&body_00_19); 995 &Xupdate_avx_16_31(\&body_00_19); 996 &Xupdate_avx_32_79(\&body_00_19); 997 &Xupdate_avx_32_79(\&body_20_39); 998 &Xupdate_avx_32_79(\&body_20_39); 999 &Xupdate_avx_32_79(\&body_20_39); 1000 &Xupdate_avx_32_79(\&body_20_39); 1001 &Xupdate_avx_32_79(\&body_20_39); 1002 &Xupdate_avx_32_79(\&body_40_59); 1003 &Xupdate_avx_32_79(\&body_40_59); 1004 &Xupdate_avx_32_79(\&body_40_59); 1005 &Xupdate_avx_32_79(\&body_40_59); 1006 &Xupdate_avx_32_79(\&body_40_59); 1007 &Xupdate_avx_32_79(\&body_20_39); 1008 &Xuplast_avx_80(\&body_20_39); # can jump to "done" 1009 1010 $saved_j=$j; @saved_V=@V; 1011 1012 &Xloop_avx(\&body_20_39); 1013 &Xloop_avx(\&body_20_39); 1014 &Xloop_avx(\&body_20_39); 1015 1016 $code.=<<___; 1017 add 0($ctx),$A # update context 1018 add 4($ctx),@T[0] 1019 add 8($ctx),$C 1020 add 12($ctx),$D 1021 mov $A,0($ctx) 1022 add 16($ctx),$E 1023 mov @T[0],4($ctx) 1024 mov @T[0],$B # magic seed 1025 mov $C,8($ctx) 1026 mov $D,12($ctx) 1027 mov $E,16($ctx) 1028 jmp .Loop_avx 1029 1030 .align 16 1031 .Ldone_avx: 1032 ___ 1033 $j=$saved_j; @V=@saved_V; 1034 1035 &Xtail_avx(\&body_20_39); 1036 &Xtail_avx(\&body_20_39); 1037 &Xtail_avx(\&body_20_39); 1038 1039 $code.=<<___; 1040 vzeroall 1041 1042 add 0($ctx),$A # update context 1043 add 4($ctx),@T[0] 1044 add 8($ctx),$C 1045 mov $A,0($ctx) 1046 add 12($ctx),$D 1047 mov @T[0],4($ctx) 1048 add 16($ctx),$E 1049 mov $C,8($ctx) 1050 mov $D,12($ctx) 1051 mov $E,16($ctx) 1052 ___ 1053 $code.=<<___ if ($win64); 1054 movaps 64+0(%rsp),%xmm6 1055 movaps 64+16(%rsp),%xmm7 1056 movaps 64+32(%rsp),%xmm8 1057 movaps 64+48(%rsp),%xmm9 1058 movaps 64+64(%rsp),%xmm10 1059 ___ 1060 $code.=<<___; 1061 lea `64+($win64?5*16:0)`(%rsp),%rsi 1062 mov 0(%rsi),%r12 1063 mov 8(%rsi),%rbp 1064 mov 16(%rsi),%rbx 1065 lea 24(%rsi),%rsp 1066 .Lepilogue_avx: 1067 ret 1068 .size sha1_block_data_order_avx,.-sha1_block_data_order_avx 1069 ___ 1070 } 1071 $code.=<<___; 1072 .align 64 1073 K_XX_XX: 1074 .long 0x5a827999,0x5a827999,0x5a827999,0x5a827999 # K_00_19 1075 .long 0x6ed9eba1,0x6ed9eba1,0x6ed9eba1,0x6ed9eba1 # K_20_39 1076 .long 0x8f1bbcdc,0x8f1bbcdc,0x8f1bbcdc,0x8f1bbcdc # K_40_59 1077 .long 0xca62c1d6,0xca62c1d6,0xca62c1d6,0xca62c1d6 # K_60_79 1078 .long 0x00010203,0x04050607,0x08090a0b,0x0c0d0e0f # pbswap mask 1079 ___ 1080 }}} 1081 $code.=<<___; 1082 .asciz "SHA1 block transform for x86_64, CRYPTOGAMS by <appro\@openssl.org>" 1083 .align 64 1084 ___ 1085 1086 # EXCEPTION_DISPOSITION handler (EXCEPTION_RECORD *rec,ULONG64 frame, 1087 # CONTEXT *context,DISPATCHER_CONTEXT *disp) 1088 if ($win64) { 1089 $rec="%rcx"; 1090 $frame="%rdx"; 1091 $context="%r8"; 1092 $disp="%r9"; 1093 1094 $code.=<<___; 1095 .extern __imp_RtlVirtualUnwind 1096 .type se_handler,\@abi-omnipotent 1097 .align 16 1098 se_handler: 1099 push %rsi 1100 push %rdi 1101 push %rbx 1102 push %rbp 1103 push %r12 1104 push %r13 1105 push %r14 1106 push %r15 1107 pushfq 1108 sub \$64,%rsp 1109 1110 mov 120($context),%rax # pull context->Rax 1111 mov 248($context),%rbx # pull context->Rip 1112 1113 lea .Lprologue(%rip),%r10 1114 cmp %r10,%rbx # context->Rip<.Lprologue 1115 jb .Lcommon_seh_tail 1116 1117 mov 152($context),%rax # pull context->Rsp 1118 1119 lea .Lepilogue(%rip),%r10 1120 cmp %r10,%rbx # context->Rip>=.Lepilogue 1121 jae .Lcommon_seh_tail 1122 1123 mov `16*4`(%rax),%rax # pull saved stack pointer 1124 lea 32(%rax),%rax 1125 1126 mov -8(%rax),%rbx 1127 mov -16(%rax),%rbp 1128 mov -24(%rax),%r12 1129 mov -32(%rax),%r13 1130 mov %rbx,144($context) # restore context->Rbx 1131 mov %rbp,160($context) # restore context->Rbp 1132 mov %r12,216($context) # restore context->R12 1133 mov %r13,224($context) # restore context->R13 1134 1135 jmp .Lcommon_seh_tail 1136 .size se_handler,.-se_handler 1137 1138 .type ssse3_handler,\@abi-omnipotent 1139 .align 16 1140 ssse3_handler: 1141 push %rsi 1142 push %rdi 1143 push %rbx 1144 push %rbp 1145 push %r12 1146 push %r13 1147 push %r14 1148 push %r15 1149 pushfq 1150 sub \$64,%rsp 1151 1152 mov 120($context),%rax # pull context->Rax 1153 mov 248($context),%rbx # pull context->Rip 1154 1155 mov 8($disp),%rsi # disp->ImageBase 1156 mov 56($disp),%r11 # disp->HandlerData 1157 1158 mov 0(%r11),%r10d # HandlerData[0] 1159 lea (%rsi,%r10),%r10 # prologue label 1160 cmp %r10,%rbx # context->Rip<prologue label 1161 jb .Lcommon_seh_tail 1162 1163 mov 152($context),%rax # pull context->Rsp 1164 1165 mov 4(%r11),%r10d # HandlerData[1] 1166 lea (%rsi,%r10),%r10 # epilogue label 1167 cmp %r10,%rbx # context->Rip>=epilogue label 1168 jae .Lcommon_seh_tail 1169 1170 lea 64(%rax),%rsi 1171 lea 512($context),%rdi # &context.Xmm6 1172 mov \$10,%ecx 1173 .long 0xa548f3fc # cld; rep movsq 1174 lea `24+64+5*16`(%rax),%rax # adjust stack pointer 1175 1176 mov -8(%rax),%rbx 1177 mov -16(%rax),%rbp 1178 mov -24(%rax),%r12 1179 mov %rbx,144($context) # restore context->Rbx 1180 mov %rbp,160($context) # restore context->Rbp 1181 mov %r12,216($context) # restore cotnext->R12 1182 1183 .Lcommon_seh_tail: 1184 mov 8(%rax),%rdi 1185 mov 16(%rax),%rsi 1186 mov %rax,152($context) # restore context->Rsp 1187 mov %rsi,168($context) # restore context->Rsi 1188 mov %rdi,176($context) # restore context->Rdi 1189 1190 mov 40($disp),%rdi # disp->ContextRecord 1191 mov $context,%rsi # context 1192 mov \$154,%ecx # sizeof(CONTEXT) 1193 .long 0xa548f3fc # cld; rep movsq 1194 1195 mov $disp,%rsi 1196 xor %rcx,%rcx # arg1, UNW_FLAG_NHANDLER 1197 mov 8(%rsi),%rdx # arg2, disp->ImageBase 1198 mov 0(%rsi),%r8 # arg3, disp->ControlPc 1199 mov 16(%rsi),%r9 # arg4, disp->FunctionEntry 1200 mov 40(%rsi),%r10 # disp->ContextRecord 1201 lea 56(%rsi),%r11 # &disp->HandlerData 1202 lea 24(%rsi),%r12 # &disp->EstablisherFrame 1203 mov %r10,32(%rsp) # arg5 1204 mov %r11,40(%rsp) # arg6 1205 mov %r12,48(%rsp) # arg7 1206 mov %rcx,56(%rsp) # arg8, (NULL) 1207 call *__imp_RtlVirtualUnwind(%rip) 1208 1209 mov \$1,%eax # ExceptionContinueSearch 1210 add \$64,%rsp 1211 popfq 1212 pop %r15 1213 pop %r14 1214 pop %r13 1215 pop %r12 1216 pop %rbp 1217 pop %rbx 1218 pop %rdi 1219 pop %rsi 1220 ret 1221 .size ssse3_handler,.-ssse3_handler 1222 1223 .section .pdata 1224 .align 4 1225 .rva .LSEH_begin_sha1_block_data_order 1226 .rva .LSEH_end_sha1_block_data_order 1227 .rva .LSEH_info_sha1_block_data_order 1228 .rva .LSEH_begin_sha1_block_data_order_ssse3 1229 .rva .LSEH_end_sha1_block_data_order_ssse3 1230 .rva .LSEH_info_sha1_block_data_order_ssse3 1231 ___ 1232 $code.=<<___ if ($avx); 1233 .rva .LSEH_begin_sha1_block_data_order_avx 1234 .rva .LSEH_end_sha1_block_data_order_avx 1235 .rva .LSEH_info_sha1_block_data_order_avx 1236 ___ 1237 $code.=<<___; 1238 .section .xdata 1239 .align 8 1240 .LSEH_info_sha1_block_data_order: 1241 .byte 9,0,0,0 1242 .rva se_handler 1243 .LSEH_info_sha1_block_data_order_ssse3: 1244 .byte 9,0,0,0 1245 .rva ssse3_handler 1246 .rva .Lprologue_ssse3,.Lepilogue_ssse3 # HandlerData[] 1247 ___ 1248 $code.=<<___ if ($avx); 1249 .LSEH_info_sha1_block_data_order_avx: 1250 .byte 9,0,0,0 1251 .rva ssse3_handler 1252 .rva .Lprologue_avx,.Lepilogue_avx # HandlerData[] 1253 ___ 1254 } 1255 1256 #################################################################### 1257 1258 $code =~ s/\`([^\`]*)\`/eval $1/gem; 1259 print $code; 1260 close STDOUT; 1261