3 # ====================================================================
4 # Written by Andy Polyakov <appro@openssl.org> 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 # ====================================================================
10 # SHA256 block transform for x86. September 2007.
12 # Performance improvement over compiler generated code varies from
13 # 10% to 40% [see below]. Not very impressive on some ยต-archs, but
14 # it's 5 times smaller and optimizies amount of writes.
18 # Optimization including two of Pavel Semjanov's ideas, alternative
19 # Maj and full unroll, resulted in ~20-25% improvement on most CPUs,
20 # ~7% on Pentium, ~40% on Atom. As fully unrolled loop body is almost
21 # 15x larger, 8KB vs. 560B, it's fired only for longer inputs. But not
22 # on P4, where it kills performance, nor Sandy Bridge, where folded
23 # loop is approximately as fast...
27 # Add AMD XOP-specific code path, >30% improvement on Bulldozer over
28 # May version, >60% over original. Add AVX+shrd code path, >25%
29 # improvement on Sandy Bridge over May version, 60% over original.
33 # Replace AMD XOP code path with SSSE3 to cover more processors.
34 # (Biggest improvement coefficient is on upcoming Atom Silvermont,
35 # not shown.) Add AVX+BMI code path.
39 # Add support for Intel SHA Extensions.
41 # Performance in clock cycles per processed byte (less is better):
43 # gcc icc x86 asm(*) SIMD x86_64 asm(**)
44 # Pentium 46 57 40/38 - -
45 # PIII 36 33 27/24 - -
47 # AMD K8 27 25 19/15.5 - 14.9
48 # Core2 26 23 18/15.6 14.3 13.8
49 # Westmere 27 - 19/15.7 13.4 12.3
50 # Sandy Bridge 25 - 15.9 12.4 11.6
51 # Ivy Bridge 24 - 15.0 11.4 10.3
52 # Haswell 22 - 13.9 9.46 7.80
53 # Bulldozer 36 - 27/22 17.0 13.6
54 # VIA Nano 36 - 25/22 16.8 16.5
55 # Atom 50 - 30/25 21.9 18.9
57 # (*) numbers after slash are for unrolled loop, where applicable;
58 # (**) x86_64 assembly performance is presented for reference
59 # purposes, results are best-available;
61 $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
62 push(@INC,"${dir}","${dir}../../perlasm");
65 &asm_init($ARGV[0],"sha512-586.pl",$ARGV[$#ARGV] eq "386");
68 for (@ARGV) { $xmm=1 if (/-DOPENSSL_IA32_SSE2/); }
70 if ($xmm && `$ENV{CC} -Wa,-v -c -o /dev/null -x assembler /dev/null 2>&1`
71 =~ /GNU assembler version ([2-9]\.[0-9]+)/) {
72 $avx = ($1>=2.19) + ($1>=2.22);
75 if ($xmm && !$avx && $ARGV[0] eq "win32n" &&
76 `nasm -v 2>&1` =~ /NASM version ([2-9]\.[0-9]+)/) {
77 $avx = ($1>=2.03) + ($1>=2.10);
80 if ($xmm && !$avx && $ARGV[0] eq "win32" &&
81 `ml 2>&1` =~ /Version ([0-9]+)\./) {
82 $avx = ($1>=10) + ($1>=11);
85 $shaext=$xmm; ### set to zero if compiling for 1.0.1
87 $unroll_after = 64*4; # If pre-evicted from L1P cache first spin of
88 # fully unrolled loop was measured to run about
89 # 3-4x slower. If slowdown coefficient is N and
90 # unrolled loop is m times faster, then you break
91 # even at (N-1)/(m-1) blocks. Then it needs to be
92 # adjusted for probability of code being evicted,
93 # code size/cache size=1/4. Typical m is 1.15...
100 $Coff=&DWP(12,"esp");
101 $Doff=&DWP(16,"esp");
102 $Eoff=&DWP(20,"esp");
103 $Foff=&DWP(24,"esp");
104 $Goff=&DWP(28,"esp");
105 $Hoff=&DWP(32,"esp");
106 $Xoff=&DWP(36,"esp");
110 &mov ($T,"ecx"); # "ecx" is preloaded
111 &mov ("esi",&DWP(4*(9+15+16-14),"esp"));
119 &xor ($T,"ecx"); # T = sigma0(X[-15])
121 &add ($T,&DWP(4*(9+15+16),"esp")); # T += X[-16]
123 &add ($T,&DWP(4*(9+15+16-9),"esp")); # T += X[-7]
124 #&xor ("edi","esi") # sigma1(X[-2])
125 # &add ($T,"edi"); # T += sigma1(X[-2])
126 # &mov (&DWP(4*(9+15),"esp"),$T); # save X[0]
134 &xor ("edi","esi") if ($in_16_63); # sigma1(X[-2])
137 &add ($T,"edi") if ($in_16_63); # T += sigma1(X[-2])
141 &mov ($T,&DWP(4*(9+15),"esp")) if (!$in_16_63);
142 &mov (&DWP(4*(9+15),"esp"),$T) if ($in_16_63); # save X[0]
145 &mov ($Eoff,$E); # modulo-scheduled
147 &add ($T,$Hoff); # T += h
148 &xor ("esi","edi"); # Ch(e,f,g)
149 &ror ($E,6); # Sigma1(e)
151 &add ($T,"esi"); # T += Ch(e,f,g)
154 &add ($T,$E); # T += Sigma1(e)
157 &mov ($Aoff,$A); # modulo-scheduled
158 &lea ("esp",&DWP(-4,"esp"));
160 &mov ("esi",&DWP(0,$K256));
162 &mov ($E,$Eoff); # e in next iteration, d in this one
163 &xor ($A,"edi"); # a ^= b
164 &ror ("ecx",2); # Sigma0(a)
166 &add ($T,"esi"); # T+= K[i]
167 &mov (&DWP(0,"esp"),$A); # (b^c) in next round
168 &add ($E,$T); # d += T
169 &and ($A,&DWP(4,"esp")); # a &= (b^c)
170 &add ($T,"ecx"); # T += Sigma0(a)
171 &xor ($A,"edi"); # h = Maj(a,b,c) = Ch(a^b,c,b)
172 &mov ("ecx",&DWP(4*(9+15+16-1),"esp")) if ($in_16_63); # preload T
174 &add ($A,$T); # h += T
177 &external_label("OPENSSL_ia32cap_P") if (!$i386);
179 &function_begin("sha256_block_data_order");
180 &mov ("esi",wparam(0)); # ctx
181 &mov ("edi",wparam(1)); # inp
182 &mov ("eax",wparam(2)); # num
183 &mov ("ebx","esp"); # saved sp
185 &call (&label("pic_point")); # make it PIC!
186 &set_label("pic_point");
188 &lea ($K256,&DWP(&label("K256")."-".&label("pic_point"),$K256));
195 &mov (&DWP(0,"esp"),"esi"); # ctx
196 &mov (&DWP(4,"esp"),"edi"); # inp
197 &mov (&DWP(8,"esp"),"eax"); # inp+num*128
198 &mov (&DWP(12,"esp"),"ebx"); # saved sp
199 if (!$i386 && $xmm) {
200 &picmeup("edx","OPENSSL_ia32cap_P",$K256,&label("K256"));
201 &mov ("ecx",&DWP(0,"edx"));
202 &mov ("ebx",&DWP(4,"edx"));
203 &test ("ecx",1<<20); # check for P4
204 &jnz (&label("loop"));
205 &mov ("edx",&DWP(8,"edx")) if ($xmm);
206 &test ("ecx",1<<24); # check for FXSR
207 &jz ($unroll_after?&label("no_xmm"):&label("loop"));
208 &and ("ecx",1<<30); # mask "Intel CPU" bit
209 &and ("ebx",1<<28|1<<9); # mask AVX and SSSE3 bits
210 &test ("edx",1<<29) if ($shaext); # check for SHA
211 &jnz (&label("shaext")) if ($shaext);
213 &and ("ecx",1<<28|1<<30);
214 &cmp ("ecx",1<<28|1<<30);
216 &je (&label("AVX")) if ($avx);
217 &test ("ebx",1<<9); # check for SSSE3
218 &jnz (&label("SSSE3"));
220 &je (&label("loop_shrd"));
223 &set_label("no_xmm");
225 &cmp ("eax",$unroll_after);
226 &jae (&label("unrolled"));
228 &jmp (&label("loop"));
233 &set_label("loop$suffix",$suffix?32:16);
234 # copy input block to stack reversing byte and dword order
235 for($i=0;$i<4;$i++) {
236 &mov ("eax",&DWP($i*16+0,"edi"));
237 &mov ("ebx",&DWP($i*16+4,"edi"));
238 &mov ("ecx",&DWP($i*16+8,"edi"));
240 &mov ("edx",&DWP($i*16+12,"edi"));
250 &lea ("esp",&DWP(-4*9,"esp"));# place for A,B,C,D,E,F,G,H
251 &mov (&DWP(4*(9+16)+4,"esp"),"edi");
253 # copy ctx->h[0-7] to A,B,C,D,E,F,G,H on stack
254 &mov ($A,&DWP(0,"esi"));
255 &mov ("ebx",&DWP(4,"esi"));
256 &mov ("ecx",&DWP(8,"esi"));
257 &mov ("edi",&DWP(12,"esi"));
263 &mov (&DWP(0,"esp"),"ebx"); # magic
264 &mov ($E,&DWP(16,"esi"));
265 &mov ("ebx",&DWP(20,"esi"));
266 &mov ("ecx",&DWP(24,"esi"));
267 &mov ("edi",&DWP(28,"esi"));
273 &set_label("00_15$suffix",16);
277 &cmp ("esi",0xc19bf174);
278 &jne (&label("00_15$suffix"));
280 &mov ("ecx",&DWP(4*(9+15+16-1),"esp")); # preloaded in BODY_00_15(1)
281 &jmp (&label("16_63$suffix"));
283 &set_label("16_63$suffix",16);
287 &cmp ("esi",0xc67178f2);
288 &jne (&label("16_63$suffix"));
290 &mov ("esi",&DWP(4*(9+16+64)+0,"esp"));#ctx
293 # &mov ("edi",$Coff);
295 &add ($A,&DWP(0,"esi"));
296 &add ("ebx",&DWP(4,"esi"));
297 &add ("edi",&DWP(8,"esi"));
298 &add ("ecx",&DWP(12,"esi"));
299 &mov (&DWP(0,"esi"),$A);
300 &mov (&DWP(4,"esi"),"ebx");
301 &mov (&DWP(8,"esi"),"edi");
302 &mov (&DWP(12,"esi"),"ecx");
307 &mov ("edi",&DWP(4*(9+16+64)+4,"esp"));#inp
308 &add ($E,&DWP(16,"esi"));
309 &add ("eax",&DWP(20,"esi"));
310 &add ("ebx",&DWP(24,"esi"));
311 &add ("ecx",&DWP(28,"esi"));
312 &mov (&DWP(16,"esi"),$E);
313 &mov (&DWP(20,"esi"),"eax");
314 &mov (&DWP(24,"esi"),"ebx");
315 &mov (&DWP(28,"esi"),"ecx");
317 &lea ("esp",&DWP(4*(9+16+64),"esp"));# destroy frame
318 &sub ($K256,4*64); # rewind K
320 &cmp ("edi",&DWP(8,"esp")); # are we done yet?
321 &jb (&label("loop$suffix"));
324 &mov ("esp",&DWP(12,"esp")); # restore sp
326 if (!$i386 && !$xmm) {
327 # ~20% improvement on Sandy Bridge
328 local *ror = sub { &shrd(@_[0],@_) };
329 &COMPACT_LOOP("_shrd");
330 &mov ("esp",&DWP(12,"esp")); # restore sp
334 &set_label("K256",64); # Yes! I keep it in the code segment!
335 @K256=( 0x428a2f98,0x71374491,0xb5c0fbcf,0xe9b5dba5,
336 0x3956c25b,0x59f111f1,0x923f82a4,0xab1c5ed5,
337 0xd807aa98,0x12835b01,0x243185be,0x550c7dc3,
338 0x72be5d74,0x80deb1fe,0x9bdc06a7,0xc19bf174,
339 0xe49b69c1,0xefbe4786,0x0fc19dc6,0x240ca1cc,
340 0x2de92c6f,0x4a7484aa,0x5cb0a9dc,0x76f988da,
341 0x983e5152,0xa831c66d,0xb00327c8,0xbf597fc7,
342 0xc6e00bf3,0xd5a79147,0x06ca6351,0x14292967,
343 0x27b70a85,0x2e1b2138,0x4d2c6dfc,0x53380d13,
344 0x650a7354,0x766a0abb,0x81c2c92e,0x92722c85,
345 0xa2bfe8a1,0xa81a664b,0xc24b8b70,0xc76c51a3,
346 0xd192e819,0xd6990624,0xf40e3585,0x106aa070,
347 0x19a4c116,0x1e376c08,0x2748774c,0x34b0bcb5,
348 0x391c0cb3,0x4ed8aa4a,0x5b9cca4f,0x682e6ff3,
349 0x748f82ee,0x78a5636f,0x84c87814,0x8cc70208,
350 0x90befffa,0xa4506ceb,0xbef9a3f7,0xc67178f2 );
352 &data_word(0x00010203,0x04050607,0x08090a0b,0x0c0d0e0f); # byte swap mask
353 &asciz("SHA256 block transform for x86, CRYPTOGAMS by <appro\@openssl.org>");
355 ($a,$b,$c,$d,$e,$f,$g,$h)=(0..7); # offsets
356 sub off { &DWP(4*(((shift)-$i)&7),"esp"); }
358 if (!$i386 && $unroll_after) {
361 &set_label("unrolled",16);
362 &lea ("esp",&DWP(-96,"esp"));
363 # copy ctx->h[0-7] to A,B,C,D,E,F,G,H on stack
364 &mov ($AH[0],&DWP(0,"esi"));
365 &mov ($AH[1],&DWP(4,"esi"));
366 &mov ("ecx",&DWP(8,"esi"));
367 &mov ("ebx",&DWP(12,"esi"));
368 #&mov (&DWP(0,"esp"),$AH[0]);
369 &mov (&DWP(4,"esp"),$AH[1]);
370 &xor ($AH[1],"ecx"); # magic
371 &mov (&DWP(8,"esp"),"ecx");
372 &mov (&DWP(12,"esp"),"ebx");
373 &mov ($E,&DWP(16,"esi"));
374 &mov ("ebx",&DWP(20,"esi"));
375 &mov ("ecx",&DWP(24,"esi"));
376 &mov ("esi",&DWP(28,"esi"));
377 #&mov (&DWP(16,"esp"),$E);
378 &mov (&DWP(20,"esp"),"ebx");
379 &mov (&DWP(24,"esp"),"ecx");
380 &mov (&DWP(28,"esp"),"esi");
381 &jmp (&label("grand_loop"));
383 &set_label("grand_loop",16);
384 # copy input block to stack reversing byte order
385 for($i=0;$i<5;$i++) {
386 &mov ("ebx",&DWP(12*$i+0,"edi"));
387 &mov ("ecx",&DWP(12*$i+4,"edi"));
389 &mov ("esi",&DWP(12*$i+8,"edi"));
391 &mov (&DWP(32+12*$i+0,"esp"),"ebx");
393 &mov (&DWP(32+12*$i+4,"esp"),"ecx");
394 &mov (&DWP(32+12*$i+8,"esp"),"esi");
396 &mov ("ebx",&DWP($i*12,"edi"));
399 &mov (&DWP(96+4,"esp"),"edi");
400 &mov (&DWP(32+12*$i,"esp"),"ebx");
402 my ($t1,$t2) = ("ecx","esi");
404 for ($i=0;$i<64;$i++) {
407 &mov ($T,$t1); # $t1 is preloaded
408 # &mov ($t2,&DWP(32+4*(($i+14)&15),"esp"));
416 &xor ($T,$t1); # T = sigma0(X[-15])
418 &add ($T,&DWP(32+4*($i&15),"esp")); # T += X[-16]
420 &add ($T,&DWP(32+4*(($i+9)&15),"esp")); # T += X[-7]
421 #&xor ("edi",$t2) # sigma1(X[-2])
422 # &add ($T,"edi"); # T += sigma1(X[-2])
423 # &mov (&DWP(4*(9+15),"esp"),$T); # save X[0]
426 &xor ("edi",$t2) if ($i>=16); # sigma1(X[-2])
429 &add ($T,"edi") if ($i>=16); # T += sigma1(X[-2])
430 &mov ("edi",&off($g));
432 &mov ($T,&DWP(32+4*($i&15),"esp")) if ($i<16); # X[i]
433 &mov (&DWP(32+4*($i&15),"esp"),$T) if ($i>=16 && $i<62); # save X[0]
437 &mov (&off($e),$t1); # save $E, modulo-scheduled
439 &add ($T,&off($h)); # T += h
440 &xor ("edi",$t2); # Ch(e,f,g)
441 &ror ($E,6); # Sigma1(e)
443 &add ($T,"edi"); # T += Ch(e,f,g)
447 &mov ("edi",&off($b));
449 &mov (&off($a),$AH[0]); # save $A, modulo-scheduled
450 &xor ($AH[0],"edi"); # a ^= b, (b^c) in next round
452 &and ($AH[1],$AH[0]); # (b^c) &= (a^b)
453 &lea ($E,&DWP(@K256[$i],$T,$E)); # T += Sigma1(1)+K[i]
455 &xor ($AH[1],"edi"); # h = Maj(a,b,c) = Ch(a^b,c,b)
456 &mov ($t2,&DWP(32+4*(($i+2)&15),"esp")) if ($i>=15 && $i<63);
457 &ror ($t1,2); # Sigma0(a)
459 &add ($AH[1],$E); # h += T
460 &add ($E,&off($d)); # d += T
461 &add ($AH[1],$t1); # h += Sigma0(a)
462 &mov ($t1,&DWP(32+4*(($i+15)&15),"esp")) if ($i>=15 && $i<63);
464 @AH = reverse(@AH); # rotate(a,h)
465 ($t1,$t2) = ($t2,$t1); # rotate(t1,t2)
467 &mov ("esi",&DWP(96,"esp")); #ctx
468 #&mov ($AH[0],&DWP(0,"esp"));
469 &xor ($AH[1],"edi"); #&mov ($AH[1],&DWP(4,"esp"));
470 #&mov ("edi", &DWP(8,"esp"));
471 &mov ("ecx",&DWP(12,"esp"));
472 &add ($AH[0],&DWP(0,"esi"));
473 &add ($AH[1],&DWP(4,"esi"));
474 &add ("edi",&DWP(8,"esi"));
475 &add ("ecx",&DWP(12,"esi"));
476 &mov (&DWP(0,"esi"),$AH[0]);
477 &mov (&DWP(4,"esi"),$AH[1]);
478 &mov (&DWP(8,"esi"),"edi");
479 &mov (&DWP(12,"esi"),"ecx");
480 #&mov (&DWP(0,"esp"),$AH[0]);
481 &mov (&DWP(4,"esp"),$AH[1]);
482 &xor ($AH[1],"edi"); # magic
483 &mov (&DWP(8,"esp"),"edi");
484 &mov (&DWP(12,"esp"),"ecx");
485 #&mov ($E,&DWP(16,"esp"));
486 &mov ("edi",&DWP(20,"esp"));
487 &mov ("ebx",&DWP(24,"esp"));
488 &mov ("ecx",&DWP(28,"esp"));
489 &add ($E,&DWP(16,"esi"));
490 &add ("edi",&DWP(20,"esi"));
491 &add ("ebx",&DWP(24,"esi"));
492 &add ("ecx",&DWP(28,"esi"));
493 &mov (&DWP(16,"esi"),$E);
494 &mov (&DWP(20,"esi"),"edi");
495 &mov (&DWP(24,"esi"),"ebx");
496 &mov (&DWP(28,"esi"),"ecx");
497 #&mov (&DWP(16,"esp"),$E);
498 &mov (&DWP(20,"esp"),"edi");
499 &mov ("edi",&DWP(96+4,"esp")); # inp
500 &mov (&DWP(24,"esp"),"ebx");
501 &mov (&DWP(28,"esp"),"ecx");
503 &cmp ("edi",&DWP(96+8,"esp")); # are we done yet?
504 &jb (&label("grand_loop"));
506 &mov ("esp",&DWP(96+12,"esp")); # restore sp
509 if (!$i386 && $xmm) {{{
511 ######################################################################
512 # Intel SHA Extensions implementation of SHA256 update function.
514 my ($ctx,$inp,$end)=("esi","edi","eax");
515 my ($Wi,$ABEF,$CDGH,$TMP)=map("xmm$_",(0..2,7));
516 my @MSG=map("xmm$_",(3..6));
519 my ($opcodelet,$dst,$src)=@_;
520 if ("$dst:$src" =~ /xmm([0-7]):xmm([0-7])/)
521 { &data_byte(0x0f,0x38,$opcodelet,0xc0|($1<<3)|$2); }
523 sub sha256rnds2 { sha256op38(0xcb,@_); }
524 sub sha256msg1 { sha256op38(0xcc,@_); }
525 sub sha256msg2 { sha256op38(0xcd,@_); }
527 &set_label("shaext",32);
530 &movdqu ($ABEF,&QWP(0,$ctx)); # DCBA
531 &lea ($K256,&DWP(0x80,$K256));
532 &movdqu ($CDGH,&QWP(16,$ctx)); # HGFE
533 &movdqa ($TMP,&QWP(0x100-0x80,$K256)); # byte swap mask
535 &pshufd ($Wi,$ABEF,0x1b); # ABCD
536 &pshufd ($ABEF,$ABEF,0xb1); # CDAB
537 &pshufd ($CDGH,$CDGH,0x1b); # EFGH
538 &palignr ($ABEF,$CDGH,8); # ABEF
539 &punpcklqdq ($CDGH,$Wi); # CDGH
540 &jmp (&label("loop_shaext"));
542 &set_label("loop_shaext",16);
543 &movdqu (@MSG[0],&QWP(0,$inp));
544 &movdqu (@MSG[1],&QWP(0x10,$inp));
545 &movdqu (@MSG[2],&QWP(0x20,$inp));
546 &pshufb (@MSG[0],$TMP);
547 &movdqu (@MSG[3],&QWP(0x30,$inp));
548 &movdqa (&QWP(16,"esp"),$CDGH); # offload
550 &movdqa ($Wi,&QWP(0*16-0x80,$K256));
551 &paddd ($Wi,@MSG[0]);
552 &pshufb (@MSG[1],$TMP);
553 &sha256rnds2 ($CDGH,$ABEF); # 0-3
554 &pshufd ($Wi,$Wi,0x0e);
556 &movdqa (&QWP(0,"esp"),$ABEF); # offload
557 &sha256rnds2 ($ABEF,$CDGH);
559 &movdqa ($Wi,&QWP(1*16-0x80,$K256));
560 &paddd ($Wi,@MSG[1]);
561 &pshufb (@MSG[2],$TMP);
562 &sha256rnds2 ($CDGH,$ABEF); # 4-7
563 &pshufd ($Wi,$Wi,0x0e);
564 &lea ($inp,&DWP(0x40,$inp));
565 &sha256msg1 (@MSG[0],@MSG[1]);
566 &sha256rnds2 ($ABEF,$CDGH);
568 &movdqa ($Wi,&QWP(2*16-0x80,$K256));
569 &paddd ($Wi,@MSG[2]);
570 &pshufb (@MSG[3],$TMP);
571 &sha256rnds2 ($CDGH,$ABEF); # 8-11
572 &pshufd ($Wi,$Wi,0x0e);
573 &movdqa ($TMP,@MSG[3]);
574 &palignr ($TMP,@MSG[2],4);
576 &paddd (@MSG[0],$TMP);
577 &sha256msg1 (@MSG[1],@MSG[2]);
578 &sha256rnds2 ($ABEF,$CDGH);
580 &movdqa ($Wi,&QWP(3*16-0x80,$K256));
581 &paddd ($Wi,@MSG[3]);
582 &sha256msg2 (@MSG[0],@MSG[3]);
583 &sha256rnds2 ($CDGH,$ABEF); # 12-15
584 &pshufd ($Wi,$Wi,0x0e);
585 &movdqa ($TMP,@MSG[0]);
586 &palignr ($TMP,@MSG[3],4);
588 &paddd (@MSG[1],$TMP);
589 &sha256msg1 (@MSG[2],@MSG[3]);
590 &sha256rnds2 ($ABEF,$CDGH);
592 for($i=4;$i<16-3;$i++) {
593 &movdqa ($Wi,&QWP($i*16-0x80,$K256));
594 &paddd ($Wi,@MSG[0]);
595 &sha256msg2 (@MSG[1],@MSG[0]);
596 &sha256rnds2 ($CDGH,$ABEF); # 16-19...
597 &pshufd ($Wi,$Wi,0x0e);
598 &movdqa ($TMP,@MSG[1]);
599 &palignr ($TMP,@MSG[0],4);
601 &paddd (@MSG[2],$TMP);
602 &sha256msg1 (@MSG[3],@MSG[0]);
603 &sha256rnds2 ($ABEF,$CDGH);
605 push(@MSG,shift(@MSG));
607 &movdqa ($Wi,&QWP(13*16-0x80,$K256));
608 &paddd ($Wi,@MSG[0]);
609 &sha256msg2 (@MSG[1],@MSG[0]);
610 &sha256rnds2 ($CDGH,$ABEF); # 52-55
611 &pshufd ($Wi,$Wi,0x0e);
612 &movdqa ($TMP,@MSG[1])
613 &palignr ($TMP,@MSG[0],4);
614 &sha256rnds2 ($ABEF,$CDGH);
615 &paddd (@MSG[2],$TMP);
617 &movdqa ($Wi,&QWP(14*16-0x80,$K256));
618 &paddd ($Wi,@MSG[1]);
619 &sha256rnds2 ($CDGH,$ABEF); # 56-59
620 &pshufd ($Wi,$Wi,0x0e);
621 &sha256msg2 (@MSG[2],@MSG[1]);
622 &movdqa ($TMP,&QWP(0x100-0x80,$K256)); # byte swap mask
623 &sha256rnds2 ($ABEF,$CDGH);
625 &movdqa ($Wi,&QWP(15*16-0x80,$K256));
626 &paddd ($Wi,@MSG[2]);
628 &sha256rnds2 ($CDGH,$ABEF); # 60-63
629 &pshufd ($Wi,$Wi,0x0e);
632 &sha256rnds2 ($ABEF,$CDGH);
634 &paddd ($CDGH,&QWP(16,"esp"));
635 &paddd ($ABEF,&QWP(0,"esp"));
636 &jnz (&label("loop_shaext"));
638 &pshufd ($CDGH,$CDGH,0xb1); # DCHG
639 &pshufd ($TMP,$ABEF,0x1b); # FEBA
640 &pshufd ($ABEF,$ABEF,0xb1); # BAFE
641 &punpckhqdq ($ABEF,$CDGH); # DCBA
642 &palignr ($CDGH,$TMP,8); # HGFE
644 &mov ("esp",&DWP(32+12,"esp"));
645 &movdqu (&QWP(0,$ctx),$ABEF);
646 &movdqu (&QWP(16,$ctx),$CDGH);
650 my @X = map("xmm$_",(0..3));
651 my ($t0,$t1,$t2,$t3) = map("xmm$_",(4..7));
654 &set_label("SSSE3",32);
655 &lea ("esp",&DWP(-96,"esp"));
656 # copy ctx->h[0-7] to A,B,C,D,E,F,G,H on stack
657 &mov ($AH[0],&DWP(0,"esi"));
658 &mov ($AH[1],&DWP(4,"esi"));
659 &mov ("ecx",&DWP(8,"esi"));
660 &mov ("edi",&DWP(12,"esi"));
661 #&mov (&DWP(0,"esp"),$AH[0]);
662 &mov (&DWP(4,"esp"),$AH[1]);
663 &xor ($AH[1],"ecx"); # magic
664 &mov (&DWP(8,"esp"),"ecx");
665 &mov (&DWP(12,"esp"),"edi");
666 &mov ($E,&DWP(16,"esi"));
667 &mov ("edi",&DWP(20,"esi"));
668 &mov ("ecx",&DWP(24,"esi"));
669 &mov ("esi",&DWP(28,"esi"));
670 #&mov (&DWP(16,"esp"),$E);
671 &mov (&DWP(20,"esp"),"edi");
672 &mov ("edi",&DWP(96+4,"esp")); # inp
673 &mov (&DWP(24,"esp"),"ecx");
674 &mov (&DWP(28,"esp"),"esi");
675 &movdqa ($t3,&QWP(256,$K256));
676 &jmp (&label("grand_ssse3"));
678 &set_label("grand_ssse3",16);
679 # load input, reverse byte order, add K256[0..15], save to stack
680 &movdqu (@X[0],&QWP(0,"edi"));
681 &movdqu (@X[1],&QWP(16,"edi"));
682 &movdqu (@X[2],&QWP(32,"edi"));
683 &movdqu (@X[3],&QWP(48,"edi"));
686 &mov (&DWP(96+4,"esp"),"edi");
688 &movdqa ($t0,&QWP(0,$K256));
690 &movdqa ($t1,&QWP(16,$K256));
693 &movdqa ($t2,&QWP(32,$K256));
695 &movdqa ($t3,&QWP(48,$K256));
696 &movdqa (&QWP(32+0,"esp"),$t0);
698 &movdqa (&QWP(32+16,"esp"),$t1);
700 &movdqa (&QWP(32+32,"esp"),$t2);
701 &movdqa (&QWP(32+48,"esp"),$t3);
702 &jmp (&label("ssse3_00_47"));
704 &set_label("ssse3_00_47",16);
711 my @insns = (&$body,&$body,&$body,&$body); # 120 instructions
715 eval(shift(@insns)); # @
720 &palignr ($t0,@X[0],4); # X[1..4]
722 eval(shift(@insns)); # @
724 &palignr ($t3,@X[2],4); # X[9..12]
729 eval(shift(@insns)); # @
736 eval(shift(@insns)); # @
737 &paddd (@X[0],$t3); # X[0..3] += X[9..12]
743 eval(shift(@insns)); # @
745 &pshufd ($t3,@X[3],0b11111010); # X[14..15]
750 eval(shift(@insns)); # @
757 eval(shift(@insns)); # @
764 eval(shift(@insns)); # @
771 eval(shift(@insns)); # @
772 &pxor ($t0,$t1); # sigma0(X[1..4])
778 eval(shift(@insns)); # @
779 &paddd (@X[0],$t0); # X[0..3] += sigma0(X[1..4])
785 eval(shift(@insns)); # @
792 eval(shift(@insns)); # @
796 &pshufd ($t3,$t3,0b10000000);
799 eval(shift(@insns)); # @
804 eval(shift(@insns)); # @
810 &paddd (@X[0],$t3); # X[0..1] += sigma1(X[14..15])
811 eval(shift(@insns)); # @
816 eval(shift(@insns)); # @
818 &pshufd ($t3,@X[0],0b01010000); # X[16..17]
823 eval(shift(@insns)); # @
830 eval(shift(@insns)); # @
837 eval(shift(@insns)); # @
842 &pshufd ($t3,$t3,0b00001000);
844 eval(shift(@insns)); # @
845 &movdqa ($t2,&QWP(16*$j,$K256));
851 eval(shift(@insns)); # @
856 eval(shift(@insns)); # @
857 &paddd (@X[0],$t3); # X[2..3] += sigma1(X[16..17])
863 eval(shift(@insns)); # @
865 foreach (@insns) { eval; } # remaining instructions
867 &movdqa (&QWP(32+16*$j,"esp"),$t2);
874 '&mov ("esi",&off($f));',
876 '&mov ("edi",&off($g));',
877 '&xor ("esi","edi");',
879 '&and ("esi","ecx");',
880 '&mov (&off($e),"ecx");', # save $E, modulo-scheduled
882 '&xor ("edi","esi");', # Ch(e,f,g)
883 '&ror ($E,6);', # T = Sigma1(e)
884 '&mov ("ecx",$AH[0]);',
885 '&add ($E,"edi");', # T += Ch(e,f,g)
886 '&mov ("edi",&off($b));',
887 '&mov ("esi",$AH[0]);',
889 '&ror ("ecx",22-13);',
890 '&mov (&off($a),$AH[0]);', # save $A, modulo-scheduled
891 '&xor ("ecx",$AH[0]);',
892 '&xor ($AH[0],"edi");', # a ^= b, (b^c) in next round
893 '&add ($E,&off($h));', # T += h
894 '&ror ("ecx",13-2);',
895 '&and ($AH[1],$AH[0]);', # (b^c) &= (a^b)
896 '&xor ("ecx","esi");',
897 '&add ($E,&DWP(32+4*($i&15),"esp"));', # T += K[i]+X[i]
898 '&xor ($AH[1],"edi");', # h = Maj(a,b,c) = Ch(a^b,c,b)
899 '&ror ("ecx",2);', # Sigma0(a)
901 '&add ($AH[1],$E);', # h += T
902 '&add ($E,&off($d));', # d += T
903 '&add ($AH[1],"ecx");'. # h += Sigma0(a)
905 '@AH = reverse(@AH); $i++;' # rotate(a,h)
909 for ($i=0,$j=0; $j<4; $j++) {
910 &SSSE3_00_47($j,\&body_00_15,@X);
911 push(@X,shift(@X)); # rotate(@X)
913 &cmp (&DWP(16*$j,$K256),0x00010203);
914 &jne (&label("ssse3_00_47"));
916 for ($i=0; $i<16; ) {
917 foreach(body_00_15()) { eval; }
920 &mov ("esi",&DWP(96,"esp")); #ctx
921 #&mov ($AH[0],&DWP(0,"esp"));
922 &xor ($AH[1],"edi"); #&mov ($AH[1],&DWP(4,"esp"));
923 #&mov ("edi", &DWP(8,"esp"));
924 &mov ("ecx",&DWP(12,"esp"));
925 &add ($AH[0],&DWP(0,"esi"));
926 &add ($AH[1],&DWP(4,"esi"));
927 &add ("edi",&DWP(8,"esi"));
928 &add ("ecx",&DWP(12,"esi"));
929 &mov (&DWP(0,"esi"),$AH[0]);
930 &mov (&DWP(4,"esi"),$AH[1]);
931 &mov (&DWP(8,"esi"),"edi");
932 &mov (&DWP(12,"esi"),"ecx");
933 #&mov (&DWP(0,"esp"),$AH[0]);
934 &mov (&DWP(4,"esp"),$AH[1]);
935 &xor ($AH[1],"edi"); # magic
936 &mov (&DWP(8,"esp"),"edi");
937 &mov (&DWP(12,"esp"),"ecx");
938 #&mov ($E,&DWP(16,"esp"));
939 &mov ("edi",&DWP(20,"esp"));
940 &mov ("ecx",&DWP(24,"esp"));
941 &add ($E,&DWP(16,"esi"));
942 &add ("edi",&DWP(20,"esi"));
943 &add ("ecx",&DWP(24,"esi"));
944 &mov (&DWP(16,"esi"),$E);
945 &mov (&DWP(20,"esi"),"edi");
946 &mov (&DWP(20,"esp"),"edi");
947 &mov ("edi",&DWP(28,"esp"));
948 &mov (&DWP(24,"esi"),"ecx");
949 #&mov (&DWP(16,"esp"),$E);
950 &add ("edi",&DWP(28,"esi"));
951 &mov (&DWP(24,"esp"),"ecx");
952 &mov (&DWP(28,"esi"),"edi");
953 &mov (&DWP(28,"esp"),"edi");
954 &mov ("edi",&DWP(96+4,"esp")); # inp
956 &movdqa ($t3,&QWP(64,$K256));
957 &sub ($K256,3*64); # rewind K
958 &cmp ("edi",&DWP(96+8,"esp")); # are we done yet?
959 &jb (&label("grand_ssse3"));
961 &mov ("esp",&DWP(96+12,"esp")); # restore sp
964 &set_label("AVX",32);
966 &and ("edx",1<<8|1<<3); # check for BMI2+BMI1
967 &cmp ("edx",1<<8|1<<3);
968 &je (&label("AVX_BMI"));
970 &lea ("esp",&DWP(-96,"esp"));
972 # copy ctx->h[0-7] to A,B,C,D,E,F,G,H on stack
973 &mov ($AH[0],&DWP(0,"esi"));
974 &mov ($AH[1],&DWP(4,"esi"));
975 &mov ("ecx",&DWP(8,"esi"));
976 &mov ("edi",&DWP(12,"esi"));
977 #&mov (&DWP(0,"esp"),$AH[0]);
978 &mov (&DWP(4,"esp"),$AH[1]);
979 &xor ($AH[1],"ecx"); # magic
980 &mov (&DWP(8,"esp"),"ecx");
981 &mov (&DWP(12,"esp"),"edi");
982 &mov ($E,&DWP(16,"esi"));
983 &mov ("edi",&DWP(20,"esi"));
984 &mov ("ecx",&DWP(24,"esi"));
985 &mov ("esi",&DWP(28,"esi"));
986 #&mov (&DWP(16,"esp"),$E);
987 &mov (&DWP(20,"esp"),"edi");
988 &mov ("edi",&DWP(96+4,"esp")); # inp
989 &mov (&DWP(24,"esp"),"ecx");
990 &mov (&DWP(28,"esp"),"esi");
991 &vmovdqa ($t3,&QWP(256,$K256));
992 &jmp (&label("grand_avx"));
994 &set_label("grand_avx",32);
995 # load input, reverse byte order, add K256[0..15], save to stack
996 &vmovdqu (@X[0],&QWP(0,"edi"));
997 &vmovdqu (@X[1],&QWP(16,"edi"));
998 &vmovdqu (@X[2],&QWP(32,"edi"));
999 &vmovdqu (@X[3],&QWP(48,"edi"));
1001 &vpshufb (@X[0],@X[0],$t3);
1002 &mov (&DWP(96+4,"esp"),"edi");
1003 &vpshufb (@X[1],@X[1],$t3);
1004 &vpshufb (@X[2],@X[2],$t3);
1005 &vpaddd ($t0,@X[0],&QWP(0,$K256));
1006 &vpshufb (@X[3],@X[3],$t3);
1007 &vpaddd ($t1,@X[1],&QWP(16,$K256));
1008 &vpaddd ($t2,@X[2],&QWP(32,$K256));
1009 &vpaddd ($t3,@X[3],&QWP(48,$K256));
1010 &vmovdqa (&QWP(32+0,"esp"),$t0);
1011 &vmovdqa (&QWP(32+16,"esp"),$t1);
1012 &vmovdqa (&QWP(32+32,"esp"),$t2);
1013 &vmovdqa (&QWP(32+48,"esp"),$t3);
1014 &jmp (&label("avx_00_47"));
1016 &set_label("avx_00_47",16);
1019 sub Xupdate_AVX () {
1021 '&vpalignr ($t0,@X[1],@X[0],4);', # X[1..4]
1022 '&vpalignr ($t3,@X[3],@X[2],4);', # X[9..12]
1023 '&vpsrld ($t2,$t0,7);',
1024 '&vpaddd (@X[0],@X[0],$t3);', # X[0..3] += X[9..16]
1025 '&vpsrld ($t3,$t0,3);',
1026 '&vpslld ($t1,$t0,14);',
1027 '&vpxor ($t0,$t3,$t2);',
1028 '&vpshufd ($t3,@X[3],0b11111010)',# X[14..15]
1029 '&vpsrld ($t2,$t2,18-7);',
1030 '&vpxor ($t0,$t0,$t1);',
1031 '&vpslld ($t1,$t1,25-14);',
1032 '&vpxor ($t0,$t0,$t2);',
1033 '&vpsrld ($t2,$t3,10);',
1034 '&vpxor ($t0,$t0,$t1);', # sigma0(X[1..4])
1035 '&vpsrlq ($t1,$t3,17);',
1036 '&vpaddd (@X[0],@X[0],$t0);', # X[0..3] += sigma0(X[1..4])
1037 '&vpxor ($t2,$t2,$t1);',
1038 '&vpsrlq ($t3,$t3,19);',
1039 '&vpxor ($t2,$t2,$t3);', # sigma1(X[14..15]
1040 '&vpshufd ($t3,$t2,0b10000100);',
1041 '&vpsrldq ($t3,$t3,8);',
1042 '&vpaddd (@X[0],@X[0],$t3);', # X[0..1] += sigma1(X[14..15])
1043 '&vpshufd ($t3,@X[0],0b01010000)',# X[16..17]
1044 '&vpsrld ($t2,$t3,10);',
1045 '&vpsrlq ($t1,$t3,17);',
1046 '&vpxor ($t2,$t2,$t1);',
1047 '&vpsrlq ($t3,$t3,19);',
1048 '&vpxor ($t2,$t2,$t3);', # sigma1(X[16..17]
1049 '&vpshufd ($t3,$t2,0b11101000);',
1050 '&vpslldq ($t3,$t3,8);',
1051 '&vpaddd (@X[0],@X[0],$t3);' # X[2..3] += sigma1(X[16..17])
1055 local *ror = sub { &shrd(@_[0],@_) };
1060 my @insns = (&$body,&$body,&$body,&$body); # 120 instructions
1063 foreach (Xupdate_AVX()) { # 31 instructions
1065 eval(shift(@insns));
1066 eval(shift(@insns));
1067 eval($insn = shift(@insns));
1068 eval(shift(@insns)) if ($insn =~ /rorx/ && @insns[0] =~ /rorx/);
1070 &vpaddd ($t2,@X[0],&QWP(16*$j,$K256));
1071 foreach (@insns) { eval; } # remaining instructions
1072 &vmovdqa (&QWP(32+16*$j,"esp"),$t2);
1075 for ($i=0,$j=0; $j<4; $j++) {
1076 &AVX_00_47($j,\&body_00_15,@X);
1077 push(@X,shift(@X)); # rotate(@X)
1079 &cmp (&DWP(16*$j,$K256),0x00010203);
1080 &jne (&label("avx_00_47"));
1082 for ($i=0; $i<16; ) {
1083 foreach(body_00_15()) { eval; }
1086 &mov ("esi",&DWP(96,"esp")); #ctx
1087 #&mov ($AH[0],&DWP(0,"esp"));
1088 &xor ($AH[1],"edi"); #&mov ($AH[1],&DWP(4,"esp"));
1089 #&mov ("edi", &DWP(8,"esp"));
1090 &mov ("ecx",&DWP(12,"esp"));
1091 &add ($AH[0],&DWP(0,"esi"));
1092 &add ($AH[1],&DWP(4,"esi"));
1093 &add ("edi",&DWP(8,"esi"));
1094 &add ("ecx",&DWP(12,"esi"));
1095 &mov (&DWP(0,"esi"),$AH[0]);
1096 &mov (&DWP(4,"esi"),$AH[1]);
1097 &mov (&DWP(8,"esi"),"edi");
1098 &mov (&DWP(12,"esi"),"ecx");
1099 #&mov (&DWP(0,"esp"),$AH[0]);
1100 &mov (&DWP(4,"esp"),$AH[1]);
1101 &xor ($AH[1],"edi"); # magic
1102 &mov (&DWP(8,"esp"),"edi");
1103 &mov (&DWP(12,"esp"),"ecx");
1104 #&mov ($E,&DWP(16,"esp"));
1105 &mov ("edi",&DWP(20,"esp"));
1106 &mov ("ecx",&DWP(24,"esp"));
1107 &add ($E,&DWP(16,"esi"));
1108 &add ("edi",&DWP(20,"esi"));
1109 &add ("ecx",&DWP(24,"esi"));
1110 &mov (&DWP(16,"esi"),$E);
1111 &mov (&DWP(20,"esi"),"edi");
1112 &mov (&DWP(20,"esp"),"edi");
1113 &mov ("edi",&DWP(28,"esp"));
1114 &mov (&DWP(24,"esi"),"ecx");
1115 #&mov (&DWP(16,"esp"),$E);
1116 &add ("edi",&DWP(28,"esi"));
1117 &mov (&DWP(24,"esp"),"ecx");
1118 &mov (&DWP(28,"esi"),"edi");
1119 &mov (&DWP(28,"esp"),"edi");
1120 &mov ("edi",&DWP(96+4,"esp")); # inp
1122 &vmovdqa ($t3,&QWP(64,$K256));
1123 &sub ($K256,3*64); # rewind K
1124 &cmp ("edi",&DWP(96+8,"esp")); # are we done yet?
1125 &jb (&label("grand_avx"));
1127 &mov ("esp",&DWP(96+12,"esp")); # restore sp
1131 sub bodyx_00_15 () { # +10%
1133 '&rorx ("ecx",$E,6)',
1134 '&rorx ("esi",$E,11)',
1135 '&mov (&off($e),$E)', # save $E, modulo-scheduled
1136 '&rorx ("edi",$E,25)',
1137 '&xor ("ecx","esi")',
1138 '&andn ("esi",$E,&off($g))',
1139 '&xor ("ecx","edi")', # Sigma1(e)
1140 '&and ($E,&off($f))',
1141 '&mov (&off($a),$AH[0]);', # save $A, modulo-scheduled
1142 '&or ($E,"esi")', # T = Ch(e,f,g)
1144 '&rorx ("edi",$AH[0],2)',
1145 '&rorx ("esi",$AH[0],13)',
1146 '&lea ($E,&DWP(0,$E,"ecx"))', # T += Sigma1(e)
1147 '&rorx ("ecx",$AH[0],22)',
1148 '&xor ("esi","edi")',
1149 '&mov ("edi",&off($b))',
1150 '&xor ("ecx","esi")', # Sigma0(a)
1152 '&xor ($AH[0],"edi")', # a ^= b, (b^c) in next round
1153 '&add ($E,&off($h))', # T += h
1154 '&and ($AH[1],$AH[0])', # (b^c) &= (a^b)
1155 '&add ($E,&DWP(32+4*($i&15),"esp"))', # T += K[i]+X[i]
1156 '&xor ($AH[1],"edi")', # h = Maj(a,b,c) = Ch(a^b,c,b)
1158 '&add ("ecx",$E)', # h += T
1159 '&add ($E,&off($d))', # d += T
1160 '&lea ($AH[1],&DWP(0,$AH[1],"ecx"));'. # h += Sigma0(a)
1162 '@AH = reverse(@AH); $i++;' # rotate(a,h)
1166 &set_label("AVX_BMI",32);
1167 &lea ("esp",&DWP(-96,"esp"));
1169 # copy ctx->h[0-7] to A,B,C,D,E,F,G,H on stack
1170 &mov ($AH[0],&DWP(0,"esi"));
1171 &mov ($AH[1],&DWP(4,"esi"));
1172 &mov ("ecx",&DWP(8,"esi"));
1173 &mov ("edi",&DWP(12,"esi"));
1174 #&mov (&DWP(0,"esp"),$AH[0]);
1175 &mov (&DWP(4,"esp"),$AH[1]);
1176 &xor ($AH[1],"ecx"); # magic
1177 &mov (&DWP(8,"esp"),"ecx");
1178 &mov (&DWP(12,"esp"),"edi");
1179 &mov ($E,&DWP(16,"esi"));
1180 &mov ("edi",&DWP(20,"esi"));
1181 &mov ("ecx",&DWP(24,"esi"));
1182 &mov ("esi",&DWP(28,"esi"));
1183 #&mov (&DWP(16,"esp"),$E);
1184 &mov (&DWP(20,"esp"),"edi");
1185 &mov ("edi",&DWP(96+4,"esp")); # inp
1186 &mov (&DWP(24,"esp"),"ecx");
1187 &mov (&DWP(28,"esp"),"esi");
1188 &vmovdqa ($t3,&QWP(256,$K256));
1189 &jmp (&label("grand_avx_bmi"));
1191 &set_label("grand_avx_bmi",32);
1192 # load input, reverse byte order, add K256[0..15], save to stack
1193 &vmovdqu (@X[0],&QWP(0,"edi"));
1194 &vmovdqu (@X[1],&QWP(16,"edi"));
1195 &vmovdqu (@X[2],&QWP(32,"edi"));
1196 &vmovdqu (@X[3],&QWP(48,"edi"));
1198 &vpshufb (@X[0],@X[0],$t3);
1199 &mov (&DWP(96+4,"esp"),"edi");
1200 &vpshufb (@X[1],@X[1],$t3);
1201 &vpshufb (@X[2],@X[2],$t3);
1202 &vpaddd ($t0,@X[0],&QWP(0,$K256));
1203 &vpshufb (@X[3],@X[3],$t3);
1204 &vpaddd ($t1,@X[1],&QWP(16,$K256));
1205 &vpaddd ($t2,@X[2],&QWP(32,$K256));
1206 &vpaddd ($t3,@X[3],&QWP(48,$K256));
1207 &vmovdqa (&QWP(32+0,"esp"),$t0);
1208 &vmovdqa (&QWP(32+16,"esp"),$t1);
1209 &vmovdqa (&QWP(32+32,"esp"),$t2);
1210 &vmovdqa (&QWP(32+48,"esp"),$t3);
1211 &jmp (&label("avx_bmi_00_47"));
1213 &set_label("avx_bmi_00_47",16);
1216 for ($i=0,$j=0; $j<4; $j++) {
1217 &AVX_00_47($j,\&bodyx_00_15,@X);
1218 push(@X,shift(@X)); # rotate(@X)
1220 &cmp (&DWP(16*$j,$K256),0x00010203);
1221 &jne (&label("avx_bmi_00_47"));
1223 for ($i=0; $i<16; ) {
1224 foreach(bodyx_00_15()) { eval; }
1227 &mov ("esi",&DWP(96,"esp")); #ctx
1228 #&mov ($AH[0],&DWP(0,"esp"));
1229 &xor ($AH[1],"edi"); #&mov ($AH[1],&DWP(4,"esp"));
1230 #&mov ("edi", &DWP(8,"esp"));
1231 &mov ("ecx",&DWP(12,"esp"));
1232 &add ($AH[0],&DWP(0,"esi"));
1233 &add ($AH[1],&DWP(4,"esi"));
1234 &add ("edi",&DWP(8,"esi"));
1235 &add ("ecx",&DWP(12,"esi"));
1236 &mov (&DWP(0,"esi"),$AH[0]);
1237 &mov (&DWP(4,"esi"),$AH[1]);
1238 &mov (&DWP(8,"esi"),"edi");
1239 &mov (&DWP(12,"esi"),"ecx");
1240 #&mov (&DWP(0,"esp"),$AH[0]);
1241 &mov (&DWP(4,"esp"),$AH[1]);
1242 &xor ($AH[1],"edi"); # magic
1243 &mov (&DWP(8,"esp"),"edi");
1244 &mov (&DWP(12,"esp"),"ecx");
1245 #&mov ($E,&DWP(16,"esp"));
1246 &mov ("edi",&DWP(20,"esp"));
1247 &mov ("ecx",&DWP(24,"esp"));
1248 &add ($E,&DWP(16,"esi"));
1249 &add ("edi",&DWP(20,"esi"));
1250 &add ("ecx",&DWP(24,"esi"));
1251 &mov (&DWP(16,"esi"),$E);
1252 &mov (&DWP(20,"esi"),"edi");
1253 &mov (&DWP(20,"esp"),"edi");
1254 &mov ("edi",&DWP(28,"esp"));
1255 &mov (&DWP(24,"esi"),"ecx");
1256 #&mov (&DWP(16,"esp"),$E);
1257 &add ("edi",&DWP(28,"esi"));
1258 &mov (&DWP(24,"esp"),"ecx");
1259 &mov (&DWP(28,"esi"),"edi");
1260 &mov (&DWP(28,"esp"),"edi");
1261 &mov ("edi",&DWP(96+4,"esp")); # inp
1263 &vmovdqa ($t3,&QWP(64,$K256));
1264 &sub ($K256,3*64); # rewind K
1265 &cmp ("edi",&DWP(96+8,"esp")); # are we done yet?
1266 &jb (&label("grand_avx_bmi"));
1268 &mov ("esp",&DWP(96+12,"esp")); # restore sp
1274 &function_end_B("sha256_block_data_order");