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
56 # Silvermont 40 - 34/31 22.9 20.6
58 # (*) numbers after slash are for unrolled loop, where applicable;
59 # (**) x86_64 assembly performance is presented for reference
60 # purposes, results are best-available;
62 $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
63 push(@INC,"${dir}","${dir}../../perlasm");
67 open STDOUT,">$output";
69 &asm_init($ARGV[0],"sha512-586.pl",$ARGV[$#ARGV] eq "386");
72 for (@ARGV) { $xmm=1 if (/-DOPENSSL_IA32_SSE2/); }
74 if ($xmm && `$ENV{CC} -Wa,-v -c -o /dev/null -x assembler /dev/null 2>&1`
75 =~ /GNU assembler version ([2-9]\.[0-9]+)/) {
76 $avx = ($1>=2.19) + ($1>=2.22);
79 if ($xmm && !$avx && $ARGV[0] eq "win32n" &&
80 `nasm -v 2>&1` =~ /NASM version ([2-9]\.[0-9]+)/) {
81 $avx = ($1>=2.03) + ($1>=2.10);
84 if ($xmm && !$avx && $ARGV[0] eq "win32" &&
85 `ml 2>&1` =~ /Version ([0-9]+)\./) {
86 $avx = ($1>=10) + ($1>=11);
89 if ($xmm && !$avx && `$ENV{CC} -v 2>&1` =~ /(^clang version|based on LLVM) ([3-9]\.[0-9]+)/) {
90 $avx = ($2>=3.0) + ($2>3.0);
93 $shaext=$xmm; ### set to zero if compiling for 1.0.1
95 $unroll_after = 64*4; # If pre-evicted from L1P cache first spin of
96 # fully unrolled loop was measured to run about
97 # 3-4x slower. If slowdown coefficient is N and
98 # unrolled loop is m times faster, then you break
99 # even at (N-1)/(m-1) blocks. Then it needs to be
100 # adjusted for probability of code being evicted,
101 # code size/cache size=1/4. Typical m is 1.15...
108 $Coff=&DWP(12,"esp");
109 $Doff=&DWP(16,"esp");
110 $Eoff=&DWP(20,"esp");
111 $Foff=&DWP(24,"esp");
112 $Goff=&DWP(28,"esp");
113 $Hoff=&DWP(32,"esp");
114 $Xoff=&DWP(36,"esp");
118 &mov ($T,"ecx"); # "ecx" is preloaded
119 &mov ("esi",&DWP(4*(9+15+16-14),"esp"));
127 &xor ($T,"ecx"); # T = sigma0(X[-15])
129 &add ($T,&DWP(4*(9+15+16),"esp")); # T += X[-16]
131 &add ($T,&DWP(4*(9+15+16-9),"esp")); # T += X[-7]
132 #&xor ("edi","esi") # sigma1(X[-2])
133 # &add ($T,"edi"); # T += sigma1(X[-2])
134 # &mov (&DWP(4*(9+15),"esp"),$T); # save X[0]
142 &xor ("edi","esi") if ($in_16_63); # sigma1(X[-2])
145 &add ($T,"edi") if ($in_16_63); # T += sigma1(X[-2])
149 &mov ($T,&DWP(4*(9+15),"esp")) if (!$in_16_63);
150 &mov (&DWP(4*(9+15),"esp"),$T) if ($in_16_63); # save X[0]
153 &mov ($Eoff,$E); # modulo-scheduled
155 &add ($T,$Hoff); # T += h
156 &xor ("esi","edi"); # Ch(e,f,g)
157 &ror ($E,6); # Sigma1(e)
159 &add ($T,"esi"); # T += Ch(e,f,g)
162 &add ($T,$E); # T += Sigma1(e)
165 &mov ($Aoff,$A); # modulo-scheduled
166 &lea ("esp",&DWP(-4,"esp"));
168 &mov ("esi",&DWP(0,$K256));
170 &mov ($E,$Eoff); # e in next iteration, d in this one
171 &xor ($A,"edi"); # a ^= b
172 &ror ("ecx",2); # Sigma0(a)
174 &add ($T,"esi"); # T+= K[i]
175 &mov (&DWP(0,"esp"),$A); # (b^c) in next round
176 &add ($E,$T); # d += T
177 &and ($A,&DWP(4,"esp")); # a &= (b^c)
178 &add ($T,"ecx"); # T += Sigma0(a)
179 &xor ($A,"edi"); # h = Maj(a,b,c) = Ch(a^b,c,b)
180 &mov ("ecx",&DWP(4*(9+15+16-1),"esp")) if ($in_16_63); # preload T
182 &add ($A,$T); # h += T
185 &external_label("OPENSSL_ia32cap_P") if (!$i386);
187 &function_begin("sha256_block_data_order");
188 &mov ("esi",wparam(0)); # ctx
189 &mov ("edi",wparam(1)); # inp
190 &mov ("eax",wparam(2)); # num
191 &mov ("ebx","esp"); # saved sp
193 &call (&label("pic_point")); # make it PIC!
194 &set_label("pic_point");
196 &lea ($K256,&DWP(&label("K256")."-".&label("pic_point"),$K256));
203 &mov (&DWP(0,"esp"),"esi"); # ctx
204 &mov (&DWP(4,"esp"),"edi"); # inp
205 &mov (&DWP(8,"esp"),"eax"); # inp+num*128
206 &mov (&DWP(12,"esp"),"ebx"); # saved sp
207 if (!$i386 && $xmm) {
208 &picmeup("edx","OPENSSL_ia32cap_P",$K256,&label("K256"));
209 &mov ("ecx",&DWP(0,"edx"));
210 &mov ("ebx",&DWP(4,"edx"));
211 &test ("ecx",1<<20); # check for P4
212 &jnz (&label("loop"));
213 &mov ("edx",&DWP(8,"edx")) if ($xmm);
214 &test ("ecx",1<<24); # check for FXSR
215 &jz ($unroll_after?&label("no_xmm"):&label("loop"));
216 &and ("ecx",1<<30); # mask "Intel CPU" bit
217 &and ("ebx",1<<28|1<<9); # mask AVX and SSSE3 bits
218 &test ("edx",1<<29) if ($shaext); # check for SHA
219 &jnz (&label("shaext")) if ($shaext);
221 &and ("ecx",1<<28|1<<30);
222 &cmp ("ecx",1<<28|1<<30);
224 &je (&label("AVX")) if ($avx);
225 &test ("ebx",1<<9); # check for SSSE3
226 &jnz (&label("SSSE3"));
228 &je (&label("loop_shrd"));
231 &set_label("no_xmm");
233 &cmp ("eax",$unroll_after);
234 &jae (&label("unrolled"));
236 &jmp (&label("loop"));
241 &set_label("loop$suffix",$suffix?32:16);
242 # copy input block to stack reversing byte and dword order
243 for($i=0;$i<4;$i++) {
244 &mov ("eax",&DWP($i*16+0,"edi"));
245 &mov ("ebx",&DWP($i*16+4,"edi"));
246 &mov ("ecx",&DWP($i*16+8,"edi"));
248 &mov ("edx",&DWP($i*16+12,"edi"));
258 &lea ("esp",&DWP(-4*9,"esp"));# place for A,B,C,D,E,F,G,H
259 &mov (&DWP(4*(9+16)+4,"esp"),"edi");
261 # copy ctx->h[0-7] to A,B,C,D,E,F,G,H on stack
262 &mov ($A,&DWP(0,"esi"));
263 &mov ("ebx",&DWP(4,"esi"));
264 &mov ("ecx",&DWP(8,"esi"));
265 &mov ("edi",&DWP(12,"esi"));
271 &mov (&DWP(0,"esp"),"ebx"); # magic
272 &mov ($E,&DWP(16,"esi"));
273 &mov ("ebx",&DWP(20,"esi"));
274 &mov ("ecx",&DWP(24,"esi"));
275 &mov ("edi",&DWP(28,"esi"));
281 &set_label("00_15$suffix",16);
285 &cmp ("esi",0xc19bf174);
286 &jne (&label("00_15$suffix"));
288 &mov ("ecx",&DWP(4*(9+15+16-1),"esp")); # preloaded in BODY_00_15(1)
289 &jmp (&label("16_63$suffix"));
291 &set_label("16_63$suffix",16);
295 &cmp ("esi",0xc67178f2);
296 &jne (&label("16_63$suffix"));
298 &mov ("esi",&DWP(4*(9+16+64)+0,"esp"));#ctx
301 # &mov ("edi",$Coff);
303 &add ($A,&DWP(0,"esi"));
304 &add ("ebx",&DWP(4,"esi"));
305 &add ("edi",&DWP(8,"esi"));
306 &add ("ecx",&DWP(12,"esi"));
307 &mov (&DWP(0,"esi"),$A);
308 &mov (&DWP(4,"esi"),"ebx");
309 &mov (&DWP(8,"esi"),"edi");
310 &mov (&DWP(12,"esi"),"ecx");
315 &mov ("edi",&DWP(4*(9+16+64)+4,"esp"));#inp
316 &add ($E,&DWP(16,"esi"));
317 &add ("eax",&DWP(20,"esi"));
318 &add ("ebx",&DWP(24,"esi"));
319 &add ("ecx",&DWP(28,"esi"));
320 &mov (&DWP(16,"esi"),$E);
321 &mov (&DWP(20,"esi"),"eax");
322 &mov (&DWP(24,"esi"),"ebx");
323 &mov (&DWP(28,"esi"),"ecx");
325 &lea ("esp",&DWP(4*(9+16+64),"esp"));# destroy frame
326 &sub ($K256,4*64); # rewind K
328 &cmp ("edi",&DWP(8,"esp")); # are we done yet?
329 &jb (&label("loop$suffix"));
332 &mov ("esp",&DWP(12,"esp")); # restore sp
334 if (!$i386 && !$xmm) {
335 # ~20% improvement on Sandy Bridge
336 local *ror = sub { &shrd(@_[0],@_) };
337 &COMPACT_LOOP("_shrd");
338 &mov ("esp",&DWP(12,"esp")); # restore sp
342 &set_label("K256",64); # Yes! I keep it in the code segment!
343 @K256=( 0x428a2f98,0x71374491,0xb5c0fbcf,0xe9b5dba5,
344 0x3956c25b,0x59f111f1,0x923f82a4,0xab1c5ed5,
345 0xd807aa98,0x12835b01,0x243185be,0x550c7dc3,
346 0x72be5d74,0x80deb1fe,0x9bdc06a7,0xc19bf174,
347 0xe49b69c1,0xefbe4786,0x0fc19dc6,0x240ca1cc,
348 0x2de92c6f,0x4a7484aa,0x5cb0a9dc,0x76f988da,
349 0x983e5152,0xa831c66d,0xb00327c8,0xbf597fc7,
350 0xc6e00bf3,0xd5a79147,0x06ca6351,0x14292967,
351 0x27b70a85,0x2e1b2138,0x4d2c6dfc,0x53380d13,
352 0x650a7354,0x766a0abb,0x81c2c92e,0x92722c85,
353 0xa2bfe8a1,0xa81a664b,0xc24b8b70,0xc76c51a3,
354 0xd192e819,0xd6990624,0xf40e3585,0x106aa070,
355 0x19a4c116,0x1e376c08,0x2748774c,0x34b0bcb5,
356 0x391c0cb3,0x4ed8aa4a,0x5b9cca4f,0x682e6ff3,
357 0x748f82ee,0x78a5636f,0x84c87814,0x8cc70208,
358 0x90befffa,0xa4506ceb,0xbef9a3f7,0xc67178f2 );
360 &data_word(0x00010203,0x04050607,0x08090a0b,0x0c0d0e0f); # byte swap mask
361 &asciz("SHA256 block transform for x86, CRYPTOGAMS by <appro\@openssl.org>");
363 ($a,$b,$c,$d,$e,$f,$g,$h)=(0..7); # offsets
364 sub off { &DWP(4*(((shift)-$i)&7),"esp"); }
366 if (!$i386 && $unroll_after) {
369 &set_label("unrolled",16);
370 &lea ("esp",&DWP(-96,"esp"));
371 # copy ctx->h[0-7] to A,B,C,D,E,F,G,H on stack
372 &mov ($AH[0],&DWP(0,"esi"));
373 &mov ($AH[1],&DWP(4,"esi"));
374 &mov ("ecx",&DWP(8,"esi"));
375 &mov ("ebx",&DWP(12,"esi"));
376 #&mov (&DWP(0,"esp"),$AH[0]);
377 &mov (&DWP(4,"esp"),$AH[1]);
378 &xor ($AH[1],"ecx"); # magic
379 &mov (&DWP(8,"esp"),"ecx");
380 &mov (&DWP(12,"esp"),"ebx");
381 &mov ($E,&DWP(16,"esi"));
382 &mov ("ebx",&DWP(20,"esi"));
383 &mov ("ecx",&DWP(24,"esi"));
384 &mov ("esi",&DWP(28,"esi"));
385 #&mov (&DWP(16,"esp"),$E);
386 &mov (&DWP(20,"esp"),"ebx");
387 &mov (&DWP(24,"esp"),"ecx");
388 &mov (&DWP(28,"esp"),"esi");
389 &jmp (&label("grand_loop"));
391 &set_label("grand_loop",16);
392 # copy input block to stack reversing byte order
393 for($i=0;$i<5;$i++) {
394 &mov ("ebx",&DWP(12*$i+0,"edi"));
395 &mov ("ecx",&DWP(12*$i+4,"edi"));
397 &mov ("esi",&DWP(12*$i+8,"edi"));
399 &mov (&DWP(32+12*$i+0,"esp"),"ebx");
401 &mov (&DWP(32+12*$i+4,"esp"),"ecx");
402 &mov (&DWP(32+12*$i+8,"esp"),"esi");
404 &mov ("ebx",&DWP($i*12,"edi"));
407 &mov (&DWP(96+4,"esp"),"edi");
408 &mov (&DWP(32+12*$i,"esp"),"ebx");
410 my ($t1,$t2) = ("ecx","esi");
412 for ($i=0;$i<64;$i++) {
415 &mov ($T,$t1); # $t1 is preloaded
416 # &mov ($t2,&DWP(32+4*(($i+14)&15),"esp"));
424 &xor ($T,$t1); # T = sigma0(X[-15])
426 &add ($T,&DWP(32+4*($i&15),"esp")); # T += X[-16]
428 &add ($T,&DWP(32+4*(($i+9)&15),"esp")); # T += X[-7]
429 #&xor ("edi",$t2) # sigma1(X[-2])
430 # &add ($T,"edi"); # T += sigma1(X[-2])
431 # &mov (&DWP(4*(9+15),"esp"),$T); # save X[0]
434 &xor ("edi",$t2) if ($i>=16); # sigma1(X[-2])
437 &add ($T,"edi") if ($i>=16); # T += sigma1(X[-2])
438 &mov ("edi",&off($g));
440 &mov ($T,&DWP(32+4*($i&15),"esp")) if ($i<16); # X[i]
441 &mov (&DWP(32+4*($i&15),"esp"),$T) if ($i>=16 && $i<62); # save X[0]
445 &mov (&off($e),$t1); # save $E, modulo-scheduled
447 &add ($T,&off($h)); # T += h
448 &xor ("edi",$t2); # Ch(e,f,g)
449 &ror ($E,6); # Sigma1(e)
451 &add ($T,"edi"); # T += Ch(e,f,g)
455 &mov ("edi",&off($b));
457 &mov (&off($a),$AH[0]); # save $A, modulo-scheduled
458 &xor ($AH[0],"edi"); # a ^= b, (b^c) in next round
460 &and ($AH[1],$AH[0]); # (b^c) &= (a^b)
461 &lea ($E,&DWP(@K256[$i],$T,$E)); # T += Sigma1(1)+K[i]
463 &xor ($AH[1],"edi"); # h = Maj(a,b,c) = Ch(a^b,c,b)
464 &mov ($t2,&DWP(32+4*(($i+2)&15),"esp")) if ($i>=15 && $i<63);
465 &ror ($t1,2); # Sigma0(a)
467 &add ($AH[1],$E); # h += T
468 &add ($E,&off($d)); # d += T
469 &add ($AH[1],$t1); # h += Sigma0(a)
470 &mov ($t1,&DWP(32+4*(($i+15)&15),"esp")) if ($i>=15 && $i<63);
472 @AH = reverse(@AH); # rotate(a,h)
473 ($t1,$t2) = ($t2,$t1); # rotate(t1,t2)
475 &mov ("esi",&DWP(96,"esp")); #ctx
476 #&mov ($AH[0],&DWP(0,"esp"));
477 &xor ($AH[1],"edi"); #&mov ($AH[1],&DWP(4,"esp"));
478 #&mov ("edi", &DWP(8,"esp"));
479 &mov ("ecx",&DWP(12,"esp"));
480 &add ($AH[0],&DWP(0,"esi"));
481 &add ($AH[1],&DWP(4,"esi"));
482 &add ("edi",&DWP(8,"esi"));
483 &add ("ecx",&DWP(12,"esi"));
484 &mov (&DWP(0,"esi"),$AH[0]);
485 &mov (&DWP(4,"esi"),$AH[1]);
486 &mov (&DWP(8,"esi"),"edi");
487 &mov (&DWP(12,"esi"),"ecx");
488 #&mov (&DWP(0,"esp"),$AH[0]);
489 &mov (&DWP(4,"esp"),$AH[1]);
490 &xor ($AH[1],"edi"); # magic
491 &mov (&DWP(8,"esp"),"edi");
492 &mov (&DWP(12,"esp"),"ecx");
493 #&mov ($E,&DWP(16,"esp"));
494 &mov ("edi",&DWP(20,"esp"));
495 &mov ("ebx",&DWP(24,"esp"));
496 &mov ("ecx",&DWP(28,"esp"));
497 &add ($E,&DWP(16,"esi"));
498 &add ("edi",&DWP(20,"esi"));
499 &add ("ebx",&DWP(24,"esi"));
500 &add ("ecx",&DWP(28,"esi"));
501 &mov (&DWP(16,"esi"),$E);
502 &mov (&DWP(20,"esi"),"edi");
503 &mov (&DWP(24,"esi"),"ebx");
504 &mov (&DWP(28,"esi"),"ecx");
505 #&mov (&DWP(16,"esp"),$E);
506 &mov (&DWP(20,"esp"),"edi");
507 &mov ("edi",&DWP(96+4,"esp")); # inp
508 &mov (&DWP(24,"esp"),"ebx");
509 &mov (&DWP(28,"esp"),"ecx");
511 &cmp ("edi",&DWP(96+8,"esp")); # are we done yet?
512 &jb (&label("grand_loop"));
514 &mov ("esp",&DWP(96+12,"esp")); # restore sp
517 if (!$i386 && $xmm) {{{
519 ######################################################################
520 # Intel SHA Extensions implementation of SHA256 update function.
522 my ($ctx,$inp,$end)=("esi","edi","eax");
523 my ($Wi,$ABEF,$CDGH,$TMP)=map("xmm$_",(0..2,7));
524 my @MSG=map("xmm$_",(3..6));
527 my ($opcodelet,$dst,$src)=@_;
528 if ("$dst:$src" =~ /xmm([0-7]):xmm([0-7])/)
529 { &data_byte(0x0f,0x38,$opcodelet,0xc0|($1<<3)|$2); }
531 sub sha256rnds2 { sha256op38(0xcb,@_); }
532 sub sha256msg1 { sha256op38(0xcc,@_); }
533 sub sha256msg2 { sha256op38(0xcd,@_); }
535 &set_label("shaext",32);
538 &movdqu ($ABEF,&QWP(0,$ctx)); # DCBA
539 &lea ($K256,&DWP(0x80,$K256));
540 &movdqu ($CDGH,&QWP(16,$ctx)); # HGFE
541 &movdqa ($TMP,&QWP(0x100-0x80,$K256)); # byte swap mask
543 &pshufd ($Wi,$ABEF,0x1b); # ABCD
544 &pshufd ($ABEF,$ABEF,0xb1); # CDAB
545 &pshufd ($CDGH,$CDGH,0x1b); # EFGH
546 &palignr ($ABEF,$CDGH,8); # ABEF
547 &punpcklqdq ($CDGH,$Wi); # CDGH
548 &jmp (&label("loop_shaext"));
550 &set_label("loop_shaext",16);
551 &movdqu (@MSG[0],&QWP(0,$inp));
552 &movdqu (@MSG[1],&QWP(0x10,$inp));
553 &movdqu (@MSG[2],&QWP(0x20,$inp));
554 &pshufb (@MSG[0],$TMP);
555 &movdqu (@MSG[3],&QWP(0x30,$inp));
556 &movdqa (&QWP(16,"esp"),$CDGH); # offload
558 &movdqa ($Wi,&QWP(0*16-0x80,$K256));
559 &paddd ($Wi,@MSG[0]);
560 &pshufb (@MSG[1],$TMP);
561 &sha256rnds2 ($CDGH,$ABEF); # 0-3
562 &pshufd ($Wi,$Wi,0x0e);
564 &movdqa (&QWP(0,"esp"),$ABEF); # offload
565 &sha256rnds2 ($ABEF,$CDGH);
567 &movdqa ($Wi,&QWP(1*16-0x80,$K256));
568 &paddd ($Wi,@MSG[1]);
569 &pshufb (@MSG[2],$TMP);
570 &sha256rnds2 ($CDGH,$ABEF); # 4-7
571 &pshufd ($Wi,$Wi,0x0e);
572 &lea ($inp,&DWP(0x40,$inp));
573 &sha256msg1 (@MSG[0],@MSG[1]);
574 &sha256rnds2 ($ABEF,$CDGH);
576 &movdqa ($Wi,&QWP(2*16-0x80,$K256));
577 &paddd ($Wi,@MSG[2]);
578 &pshufb (@MSG[3],$TMP);
579 &sha256rnds2 ($CDGH,$ABEF); # 8-11
580 &pshufd ($Wi,$Wi,0x0e);
581 &movdqa ($TMP,@MSG[3]);
582 &palignr ($TMP,@MSG[2],4);
584 &paddd (@MSG[0],$TMP);
585 &sha256msg1 (@MSG[1],@MSG[2]);
586 &sha256rnds2 ($ABEF,$CDGH);
588 &movdqa ($Wi,&QWP(3*16-0x80,$K256));
589 &paddd ($Wi,@MSG[3]);
590 &sha256msg2 (@MSG[0],@MSG[3]);
591 &sha256rnds2 ($CDGH,$ABEF); # 12-15
592 &pshufd ($Wi,$Wi,0x0e);
593 &movdqa ($TMP,@MSG[0]);
594 &palignr ($TMP,@MSG[3],4);
596 &paddd (@MSG[1],$TMP);
597 &sha256msg1 (@MSG[2],@MSG[3]);
598 &sha256rnds2 ($ABEF,$CDGH);
600 for($i=4;$i<16-3;$i++) {
601 &movdqa ($Wi,&QWP($i*16-0x80,$K256));
602 &paddd ($Wi,@MSG[0]);
603 &sha256msg2 (@MSG[1],@MSG[0]);
604 &sha256rnds2 ($CDGH,$ABEF); # 16-19...
605 &pshufd ($Wi,$Wi,0x0e);
606 &movdqa ($TMP,@MSG[1]);
607 &palignr ($TMP,@MSG[0],4);
609 &paddd (@MSG[2],$TMP);
610 &sha256msg1 (@MSG[3],@MSG[0]);
611 &sha256rnds2 ($ABEF,$CDGH);
613 push(@MSG,shift(@MSG));
615 &movdqa ($Wi,&QWP(13*16-0x80,$K256));
616 &paddd ($Wi,@MSG[0]);
617 &sha256msg2 (@MSG[1],@MSG[0]);
618 &sha256rnds2 ($CDGH,$ABEF); # 52-55
619 &pshufd ($Wi,$Wi,0x0e);
620 &movdqa ($TMP,@MSG[1])
621 &palignr ($TMP,@MSG[0],4);
622 &sha256rnds2 ($ABEF,$CDGH);
623 &paddd (@MSG[2],$TMP);
625 &movdqa ($Wi,&QWP(14*16-0x80,$K256));
626 &paddd ($Wi,@MSG[1]);
627 &sha256rnds2 ($CDGH,$ABEF); # 56-59
628 &pshufd ($Wi,$Wi,0x0e);
629 &sha256msg2 (@MSG[2],@MSG[1]);
630 &movdqa ($TMP,&QWP(0x100-0x80,$K256)); # byte swap mask
631 &sha256rnds2 ($ABEF,$CDGH);
633 &movdqa ($Wi,&QWP(15*16-0x80,$K256));
634 &paddd ($Wi,@MSG[2]);
636 &sha256rnds2 ($CDGH,$ABEF); # 60-63
637 &pshufd ($Wi,$Wi,0x0e);
640 &sha256rnds2 ($ABEF,$CDGH);
642 &paddd ($CDGH,&QWP(16,"esp"));
643 &paddd ($ABEF,&QWP(0,"esp"));
644 &jnz (&label("loop_shaext"));
646 &pshufd ($CDGH,$CDGH,0xb1); # DCHG
647 &pshufd ($TMP,$ABEF,0x1b); # FEBA
648 &pshufd ($ABEF,$ABEF,0xb1); # BAFE
649 &punpckhqdq ($ABEF,$CDGH); # DCBA
650 &palignr ($CDGH,$TMP,8); # HGFE
652 &mov ("esp",&DWP(32+12,"esp"));
653 &movdqu (&QWP(0,$ctx),$ABEF);
654 &movdqu (&QWP(16,$ctx),$CDGH);
658 my @X = map("xmm$_",(0..3));
659 my ($t0,$t1,$t2,$t3) = map("xmm$_",(4..7));
662 &set_label("SSSE3",32);
663 &lea ("esp",&DWP(-96,"esp"));
664 # copy ctx->h[0-7] to A,B,C,D,E,F,G,H on stack
665 &mov ($AH[0],&DWP(0,"esi"));
666 &mov ($AH[1],&DWP(4,"esi"));
667 &mov ("ecx",&DWP(8,"esi"));
668 &mov ("edi",&DWP(12,"esi"));
669 #&mov (&DWP(0,"esp"),$AH[0]);
670 &mov (&DWP(4,"esp"),$AH[1]);
671 &xor ($AH[1],"ecx"); # magic
672 &mov (&DWP(8,"esp"),"ecx");
673 &mov (&DWP(12,"esp"),"edi");
674 &mov ($E,&DWP(16,"esi"));
675 &mov ("edi",&DWP(20,"esi"));
676 &mov ("ecx",&DWP(24,"esi"));
677 &mov ("esi",&DWP(28,"esi"));
678 #&mov (&DWP(16,"esp"),$E);
679 &mov (&DWP(20,"esp"),"edi");
680 &mov ("edi",&DWP(96+4,"esp")); # inp
681 &mov (&DWP(24,"esp"),"ecx");
682 &mov (&DWP(28,"esp"),"esi");
683 &movdqa ($t3,&QWP(256,$K256));
684 &jmp (&label("grand_ssse3"));
686 &set_label("grand_ssse3",16);
687 # load input, reverse byte order, add K256[0..15], save to stack
688 &movdqu (@X[0],&QWP(0,"edi"));
689 &movdqu (@X[1],&QWP(16,"edi"));
690 &movdqu (@X[2],&QWP(32,"edi"));
691 &movdqu (@X[3],&QWP(48,"edi"));
694 &mov (&DWP(96+4,"esp"),"edi");
696 &movdqa ($t0,&QWP(0,$K256));
698 &movdqa ($t1,&QWP(16,$K256));
701 &movdqa ($t2,&QWP(32,$K256));
703 &movdqa ($t3,&QWP(48,$K256));
704 &movdqa (&QWP(32+0,"esp"),$t0);
706 &movdqa (&QWP(32+16,"esp"),$t1);
708 &movdqa (&QWP(32+32,"esp"),$t2);
709 &movdqa (&QWP(32+48,"esp"),$t3);
710 &jmp (&label("ssse3_00_47"));
712 &set_label("ssse3_00_47",16);
719 my @insns = (&$body,&$body,&$body,&$body); # 120 instructions
723 eval(shift(@insns)); # @
728 &palignr ($t0,@X[0],4); # X[1..4]
730 eval(shift(@insns)); # @
732 &palignr ($t3,@X[2],4); # X[9..12]
737 eval(shift(@insns)); # @
744 eval(shift(@insns)); # @
745 &paddd (@X[0],$t3); # X[0..3] += X[9..12]
751 eval(shift(@insns)); # @
753 &pshufd ($t3,@X[3],0b11111010); # X[14..15]
758 eval(shift(@insns)); # @
765 eval(shift(@insns)); # @
772 eval(shift(@insns)); # @
779 eval(shift(@insns)); # @
780 &pxor ($t0,$t1); # sigma0(X[1..4])
786 eval(shift(@insns)); # @
787 &paddd (@X[0],$t0); # X[0..3] += sigma0(X[1..4])
793 eval(shift(@insns)); # @
800 eval(shift(@insns)); # @
804 &pshufd ($t3,$t3,0b10000000);
807 eval(shift(@insns)); # @
812 eval(shift(@insns)); # @
818 &paddd (@X[0],$t3); # X[0..1] += sigma1(X[14..15])
819 eval(shift(@insns)); # @
824 eval(shift(@insns)); # @
826 &pshufd ($t3,@X[0],0b01010000); # X[16..17]
831 eval(shift(@insns)); # @
838 eval(shift(@insns)); # @
845 eval(shift(@insns)); # @
850 &pshufd ($t3,$t3,0b00001000);
852 eval(shift(@insns)); # @
853 &movdqa ($t2,&QWP(16*$j,$K256));
859 eval(shift(@insns)); # @
864 eval(shift(@insns)); # @
865 &paddd (@X[0],$t3); # X[2..3] += sigma1(X[16..17])
871 eval(shift(@insns)); # @
873 foreach (@insns) { eval; } # remaining instructions
875 &movdqa (&QWP(32+16*$j,"esp"),$t2);
882 '&mov ("esi",&off($f));',
884 '&mov ("edi",&off($g));',
885 '&xor ("esi","edi");',
887 '&and ("esi","ecx");',
888 '&mov (&off($e),"ecx");', # save $E, modulo-scheduled
890 '&xor ("edi","esi");', # Ch(e,f,g)
891 '&ror ($E,6);', # T = Sigma1(e)
892 '&mov ("ecx",$AH[0]);',
893 '&add ($E,"edi");', # T += Ch(e,f,g)
894 '&mov ("edi",&off($b));',
895 '&mov ("esi",$AH[0]);',
897 '&ror ("ecx",22-13);',
898 '&mov (&off($a),$AH[0]);', # save $A, modulo-scheduled
899 '&xor ("ecx",$AH[0]);',
900 '&xor ($AH[0],"edi");', # a ^= b, (b^c) in next round
901 '&add ($E,&off($h));', # T += h
902 '&ror ("ecx",13-2);',
903 '&and ($AH[1],$AH[0]);', # (b^c) &= (a^b)
904 '&xor ("ecx","esi");',
905 '&add ($E,&DWP(32+4*($i&15),"esp"));', # T += K[i]+X[i]
906 '&xor ($AH[1],"edi");', # h = Maj(a,b,c) = Ch(a^b,c,b)
907 '&ror ("ecx",2);', # Sigma0(a)
909 '&add ($AH[1],$E);', # h += T
910 '&add ($E,&off($d));', # d += T
911 '&add ($AH[1],"ecx");'. # h += Sigma0(a)
913 '@AH = reverse(@AH); $i++;' # rotate(a,h)
917 for ($i=0,$j=0; $j<4; $j++) {
918 &SSSE3_00_47($j,\&body_00_15,@X);
919 push(@X,shift(@X)); # rotate(@X)
921 &cmp (&DWP(16*$j,$K256),0x00010203);
922 &jne (&label("ssse3_00_47"));
924 for ($i=0; $i<16; ) {
925 foreach(body_00_15()) { eval; }
928 &mov ("esi",&DWP(96,"esp")); #ctx
929 #&mov ($AH[0],&DWP(0,"esp"));
930 &xor ($AH[1],"edi"); #&mov ($AH[1],&DWP(4,"esp"));
931 #&mov ("edi", &DWP(8,"esp"));
932 &mov ("ecx",&DWP(12,"esp"));
933 &add ($AH[0],&DWP(0,"esi"));
934 &add ($AH[1],&DWP(4,"esi"));
935 &add ("edi",&DWP(8,"esi"));
936 &add ("ecx",&DWP(12,"esi"));
937 &mov (&DWP(0,"esi"),$AH[0]);
938 &mov (&DWP(4,"esi"),$AH[1]);
939 &mov (&DWP(8,"esi"),"edi");
940 &mov (&DWP(12,"esi"),"ecx");
941 #&mov (&DWP(0,"esp"),$AH[0]);
942 &mov (&DWP(4,"esp"),$AH[1]);
943 &xor ($AH[1],"edi"); # magic
944 &mov (&DWP(8,"esp"),"edi");
945 &mov (&DWP(12,"esp"),"ecx");
946 #&mov ($E,&DWP(16,"esp"));
947 &mov ("edi",&DWP(20,"esp"));
948 &mov ("ecx",&DWP(24,"esp"));
949 &add ($E,&DWP(16,"esi"));
950 &add ("edi",&DWP(20,"esi"));
951 &add ("ecx",&DWP(24,"esi"));
952 &mov (&DWP(16,"esi"),$E);
953 &mov (&DWP(20,"esi"),"edi");
954 &mov (&DWP(20,"esp"),"edi");
955 &mov ("edi",&DWP(28,"esp"));
956 &mov (&DWP(24,"esi"),"ecx");
957 #&mov (&DWP(16,"esp"),$E);
958 &add ("edi",&DWP(28,"esi"));
959 &mov (&DWP(24,"esp"),"ecx");
960 &mov (&DWP(28,"esi"),"edi");
961 &mov (&DWP(28,"esp"),"edi");
962 &mov ("edi",&DWP(96+4,"esp")); # inp
964 &movdqa ($t3,&QWP(64,$K256));
965 &sub ($K256,3*64); # rewind K
966 &cmp ("edi",&DWP(96+8,"esp")); # are we done yet?
967 &jb (&label("grand_ssse3"));
969 &mov ("esp",&DWP(96+12,"esp")); # restore sp
972 &set_label("AVX",32);
974 &and ("edx",1<<8|1<<3); # check for BMI2+BMI1
975 &cmp ("edx",1<<8|1<<3);
976 &je (&label("AVX_BMI"));
978 &lea ("esp",&DWP(-96,"esp"));
980 # copy ctx->h[0-7] to A,B,C,D,E,F,G,H on stack
981 &mov ($AH[0],&DWP(0,"esi"));
982 &mov ($AH[1],&DWP(4,"esi"));
983 &mov ("ecx",&DWP(8,"esi"));
984 &mov ("edi",&DWP(12,"esi"));
985 #&mov (&DWP(0,"esp"),$AH[0]);
986 &mov (&DWP(4,"esp"),$AH[1]);
987 &xor ($AH[1],"ecx"); # magic
988 &mov (&DWP(8,"esp"),"ecx");
989 &mov (&DWP(12,"esp"),"edi");
990 &mov ($E,&DWP(16,"esi"));
991 &mov ("edi",&DWP(20,"esi"));
992 &mov ("ecx",&DWP(24,"esi"));
993 &mov ("esi",&DWP(28,"esi"));
994 #&mov (&DWP(16,"esp"),$E);
995 &mov (&DWP(20,"esp"),"edi");
996 &mov ("edi",&DWP(96+4,"esp")); # inp
997 &mov (&DWP(24,"esp"),"ecx");
998 &mov (&DWP(28,"esp"),"esi");
999 &vmovdqa ($t3,&QWP(256,$K256));
1000 &jmp (&label("grand_avx"));
1002 &set_label("grand_avx",32);
1003 # load input, reverse byte order, add K256[0..15], save to stack
1004 &vmovdqu (@X[0],&QWP(0,"edi"));
1005 &vmovdqu (@X[1],&QWP(16,"edi"));
1006 &vmovdqu (@X[2],&QWP(32,"edi"));
1007 &vmovdqu (@X[3],&QWP(48,"edi"));
1009 &vpshufb (@X[0],@X[0],$t3);
1010 &mov (&DWP(96+4,"esp"),"edi");
1011 &vpshufb (@X[1],@X[1],$t3);
1012 &vpshufb (@X[2],@X[2],$t3);
1013 &vpaddd ($t0,@X[0],&QWP(0,$K256));
1014 &vpshufb (@X[3],@X[3],$t3);
1015 &vpaddd ($t1,@X[1],&QWP(16,$K256));
1016 &vpaddd ($t2,@X[2],&QWP(32,$K256));
1017 &vpaddd ($t3,@X[3],&QWP(48,$K256));
1018 &vmovdqa (&QWP(32+0,"esp"),$t0);
1019 &vmovdqa (&QWP(32+16,"esp"),$t1);
1020 &vmovdqa (&QWP(32+32,"esp"),$t2);
1021 &vmovdqa (&QWP(32+48,"esp"),$t3);
1022 &jmp (&label("avx_00_47"));
1024 &set_label("avx_00_47",16);
1027 sub Xupdate_AVX () {
1029 '&vpalignr ($t0,@X[1],@X[0],4);', # X[1..4]
1030 '&vpalignr ($t3,@X[3],@X[2],4);', # X[9..12]
1031 '&vpsrld ($t2,$t0,7);',
1032 '&vpaddd (@X[0],@X[0],$t3);', # X[0..3] += X[9..16]
1033 '&vpsrld ($t3,$t0,3);',
1034 '&vpslld ($t1,$t0,14);',
1035 '&vpxor ($t0,$t3,$t2);',
1036 '&vpshufd ($t3,@X[3],0b11111010)',# X[14..15]
1037 '&vpsrld ($t2,$t2,18-7);',
1038 '&vpxor ($t0,$t0,$t1);',
1039 '&vpslld ($t1,$t1,25-14);',
1040 '&vpxor ($t0,$t0,$t2);',
1041 '&vpsrld ($t2,$t3,10);',
1042 '&vpxor ($t0,$t0,$t1);', # sigma0(X[1..4])
1043 '&vpsrlq ($t1,$t3,17);',
1044 '&vpaddd (@X[0],@X[0],$t0);', # X[0..3] += sigma0(X[1..4])
1045 '&vpxor ($t2,$t2,$t1);',
1046 '&vpsrlq ($t3,$t3,19);',
1047 '&vpxor ($t2,$t2,$t3);', # sigma1(X[14..15]
1048 '&vpshufd ($t3,$t2,0b10000100);',
1049 '&vpsrldq ($t3,$t3,8);',
1050 '&vpaddd (@X[0],@X[0],$t3);', # X[0..1] += sigma1(X[14..15])
1051 '&vpshufd ($t3,@X[0],0b01010000)',# X[16..17]
1052 '&vpsrld ($t2,$t3,10);',
1053 '&vpsrlq ($t1,$t3,17);',
1054 '&vpxor ($t2,$t2,$t1);',
1055 '&vpsrlq ($t3,$t3,19);',
1056 '&vpxor ($t2,$t2,$t3);', # sigma1(X[16..17]
1057 '&vpshufd ($t3,$t2,0b11101000);',
1058 '&vpslldq ($t3,$t3,8);',
1059 '&vpaddd (@X[0],@X[0],$t3);' # X[2..3] += sigma1(X[16..17])
1063 local *ror = sub { &shrd(@_[0],@_) };
1068 my @insns = (&$body,&$body,&$body,&$body); # 120 instructions
1071 foreach (Xupdate_AVX()) { # 31 instructions
1073 eval(shift(@insns));
1074 eval(shift(@insns));
1075 eval($insn = shift(@insns));
1076 eval(shift(@insns)) if ($insn =~ /rorx/ && @insns[0] =~ /rorx/);
1078 &vpaddd ($t2,@X[0],&QWP(16*$j,$K256));
1079 foreach (@insns) { eval; } # remaining instructions
1080 &vmovdqa (&QWP(32+16*$j,"esp"),$t2);
1083 for ($i=0,$j=0; $j<4; $j++) {
1084 &AVX_00_47($j,\&body_00_15,@X);
1085 push(@X,shift(@X)); # rotate(@X)
1087 &cmp (&DWP(16*$j,$K256),0x00010203);
1088 &jne (&label("avx_00_47"));
1090 for ($i=0; $i<16; ) {
1091 foreach(body_00_15()) { eval; }
1094 &mov ("esi",&DWP(96,"esp")); #ctx
1095 #&mov ($AH[0],&DWP(0,"esp"));
1096 &xor ($AH[1],"edi"); #&mov ($AH[1],&DWP(4,"esp"));
1097 #&mov ("edi", &DWP(8,"esp"));
1098 &mov ("ecx",&DWP(12,"esp"));
1099 &add ($AH[0],&DWP(0,"esi"));
1100 &add ($AH[1],&DWP(4,"esi"));
1101 &add ("edi",&DWP(8,"esi"));
1102 &add ("ecx",&DWP(12,"esi"));
1103 &mov (&DWP(0,"esi"),$AH[0]);
1104 &mov (&DWP(4,"esi"),$AH[1]);
1105 &mov (&DWP(8,"esi"),"edi");
1106 &mov (&DWP(12,"esi"),"ecx");
1107 #&mov (&DWP(0,"esp"),$AH[0]);
1108 &mov (&DWP(4,"esp"),$AH[1]);
1109 &xor ($AH[1],"edi"); # magic
1110 &mov (&DWP(8,"esp"),"edi");
1111 &mov (&DWP(12,"esp"),"ecx");
1112 #&mov ($E,&DWP(16,"esp"));
1113 &mov ("edi",&DWP(20,"esp"));
1114 &mov ("ecx",&DWP(24,"esp"));
1115 &add ($E,&DWP(16,"esi"));
1116 &add ("edi",&DWP(20,"esi"));
1117 &add ("ecx",&DWP(24,"esi"));
1118 &mov (&DWP(16,"esi"),$E);
1119 &mov (&DWP(20,"esi"),"edi");
1120 &mov (&DWP(20,"esp"),"edi");
1121 &mov ("edi",&DWP(28,"esp"));
1122 &mov (&DWP(24,"esi"),"ecx");
1123 #&mov (&DWP(16,"esp"),$E);
1124 &add ("edi",&DWP(28,"esi"));
1125 &mov (&DWP(24,"esp"),"ecx");
1126 &mov (&DWP(28,"esi"),"edi");
1127 &mov (&DWP(28,"esp"),"edi");
1128 &mov ("edi",&DWP(96+4,"esp")); # inp
1130 &vmovdqa ($t3,&QWP(64,$K256));
1131 &sub ($K256,3*64); # rewind K
1132 &cmp ("edi",&DWP(96+8,"esp")); # are we done yet?
1133 &jb (&label("grand_avx"));
1135 &mov ("esp",&DWP(96+12,"esp")); # restore sp
1139 sub bodyx_00_15 () { # +10%
1141 '&rorx ("ecx",$E,6)',
1142 '&rorx ("esi",$E,11)',
1143 '&mov (&off($e),$E)', # save $E, modulo-scheduled
1144 '&rorx ("edi",$E,25)',
1145 '&xor ("ecx","esi")',
1146 '&andn ("esi",$E,&off($g))',
1147 '&xor ("ecx","edi")', # Sigma1(e)
1148 '&and ($E,&off($f))',
1149 '&mov (&off($a),$AH[0]);', # save $A, modulo-scheduled
1150 '&or ($E,"esi")', # T = Ch(e,f,g)
1152 '&rorx ("edi",$AH[0],2)',
1153 '&rorx ("esi",$AH[0],13)',
1154 '&lea ($E,&DWP(0,$E,"ecx"))', # T += Sigma1(e)
1155 '&rorx ("ecx",$AH[0],22)',
1156 '&xor ("esi","edi")',
1157 '&mov ("edi",&off($b))',
1158 '&xor ("ecx","esi")', # Sigma0(a)
1160 '&xor ($AH[0],"edi")', # a ^= b, (b^c) in next round
1161 '&add ($E,&off($h))', # T += h
1162 '&and ($AH[1],$AH[0])', # (b^c) &= (a^b)
1163 '&add ($E,&DWP(32+4*($i&15),"esp"))', # T += K[i]+X[i]
1164 '&xor ($AH[1],"edi")', # h = Maj(a,b,c) = Ch(a^b,c,b)
1166 '&add ("ecx",$E)', # h += T
1167 '&add ($E,&off($d))', # d += T
1168 '&lea ($AH[1],&DWP(0,$AH[1],"ecx"));'. # h += Sigma0(a)
1170 '@AH = reverse(@AH); $i++;' # rotate(a,h)
1174 &set_label("AVX_BMI",32);
1175 &lea ("esp",&DWP(-96,"esp"));
1177 # copy ctx->h[0-7] to A,B,C,D,E,F,G,H on stack
1178 &mov ($AH[0],&DWP(0,"esi"));
1179 &mov ($AH[1],&DWP(4,"esi"));
1180 &mov ("ecx",&DWP(8,"esi"));
1181 &mov ("edi",&DWP(12,"esi"));
1182 #&mov (&DWP(0,"esp"),$AH[0]);
1183 &mov (&DWP(4,"esp"),$AH[1]);
1184 &xor ($AH[1],"ecx"); # magic
1185 &mov (&DWP(8,"esp"),"ecx");
1186 &mov (&DWP(12,"esp"),"edi");
1187 &mov ($E,&DWP(16,"esi"));
1188 &mov ("edi",&DWP(20,"esi"));
1189 &mov ("ecx",&DWP(24,"esi"));
1190 &mov ("esi",&DWP(28,"esi"));
1191 #&mov (&DWP(16,"esp"),$E);
1192 &mov (&DWP(20,"esp"),"edi");
1193 &mov ("edi",&DWP(96+4,"esp")); # inp
1194 &mov (&DWP(24,"esp"),"ecx");
1195 &mov (&DWP(28,"esp"),"esi");
1196 &vmovdqa ($t3,&QWP(256,$K256));
1197 &jmp (&label("grand_avx_bmi"));
1199 &set_label("grand_avx_bmi",32);
1200 # load input, reverse byte order, add K256[0..15], save to stack
1201 &vmovdqu (@X[0],&QWP(0,"edi"));
1202 &vmovdqu (@X[1],&QWP(16,"edi"));
1203 &vmovdqu (@X[2],&QWP(32,"edi"));
1204 &vmovdqu (@X[3],&QWP(48,"edi"));
1206 &vpshufb (@X[0],@X[0],$t3);
1207 &mov (&DWP(96+4,"esp"),"edi");
1208 &vpshufb (@X[1],@X[1],$t3);
1209 &vpshufb (@X[2],@X[2],$t3);
1210 &vpaddd ($t0,@X[0],&QWP(0,$K256));
1211 &vpshufb (@X[3],@X[3],$t3);
1212 &vpaddd ($t1,@X[1],&QWP(16,$K256));
1213 &vpaddd ($t2,@X[2],&QWP(32,$K256));
1214 &vpaddd ($t3,@X[3],&QWP(48,$K256));
1215 &vmovdqa (&QWP(32+0,"esp"),$t0);
1216 &vmovdqa (&QWP(32+16,"esp"),$t1);
1217 &vmovdqa (&QWP(32+32,"esp"),$t2);
1218 &vmovdqa (&QWP(32+48,"esp"),$t3);
1219 &jmp (&label("avx_bmi_00_47"));
1221 &set_label("avx_bmi_00_47",16);
1224 for ($i=0,$j=0; $j<4; $j++) {
1225 &AVX_00_47($j,\&bodyx_00_15,@X);
1226 push(@X,shift(@X)); # rotate(@X)
1228 &cmp (&DWP(16*$j,$K256),0x00010203);
1229 &jne (&label("avx_bmi_00_47"));
1231 for ($i=0; $i<16; ) {
1232 foreach(bodyx_00_15()) { eval; }
1235 &mov ("esi",&DWP(96,"esp")); #ctx
1236 #&mov ($AH[0],&DWP(0,"esp"));
1237 &xor ($AH[1],"edi"); #&mov ($AH[1],&DWP(4,"esp"));
1238 #&mov ("edi", &DWP(8,"esp"));
1239 &mov ("ecx",&DWP(12,"esp"));
1240 &add ($AH[0],&DWP(0,"esi"));
1241 &add ($AH[1],&DWP(4,"esi"));
1242 &add ("edi",&DWP(8,"esi"));
1243 &add ("ecx",&DWP(12,"esi"));
1244 &mov (&DWP(0,"esi"),$AH[0]);
1245 &mov (&DWP(4,"esi"),$AH[1]);
1246 &mov (&DWP(8,"esi"),"edi");
1247 &mov (&DWP(12,"esi"),"ecx");
1248 #&mov (&DWP(0,"esp"),$AH[0]);
1249 &mov (&DWP(4,"esp"),$AH[1]);
1250 &xor ($AH[1],"edi"); # magic
1251 &mov (&DWP(8,"esp"),"edi");
1252 &mov (&DWP(12,"esp"),"ecx");
1253 #&mov ($E,&DWP(16,"esp"));
1254 &mov ("edi",&DWP(20,"esp"));
1255 &mov ("ecx",&DWP(24,"esp"));
1256 &add ($E,&DWP(16,"esi"));
1257 &add ("edi",&DWP(20,"esi"));
1258 &add ("ecx",&DWP(24,"esi"));
1259 &mov (&DWP(16,"esi"),$E);
1260 &mov (&DWP(20,"esi"),"edi");
1261 &mov (&DWP(20,"esp"),"edi");
1262 &mov ("edi",&DWP(28,"esp"));
1263 &mov (&DWP(24,"esi"),"ecx");
1264 #&mov (&DWP(16,"esp"),$E);
1265 &add ("edi",&DWP(28,"esi"));
1266 &mov (&DWP(24,"esp"),"ecx");
1267 &mov (&DWP(28,"esi"),"edi");
1268 &mov (&DWP(28,"esp"),"edi");
1269 &mov ("edi",&DWP(96+4,"esp")); # inp
1271 &vmovdqa ($t3,&QWP(64,$K256));
1272 &sub ($K256,3*64); # rewind K
1273 &cmp ("edi",&DWP(96+8,"esp")); # are we done yet?
1274 &jb (&label("grand_avx_bmi"));
1276 &mov ("esp",&DWP(96+12,"esp")); # restore sp
1282 &function_end_B("sha256_block_data_order");