diff options
Diffstat (limited to 'openssl/crypto/sha/asm/sha256-586.pl')
| -rw-r--r-- | openssl/crypto/sha/asm/sha256-586.pl | 251 |
1 files changed, 0 insertions, 251 deletions
diff --git a/openssl/crypto/sha/asm/sha256-586.pl b/openssl/crypto/sha/asm/sha256-586.pl deleted file mode 100644 index ecc8b69c..00000000 --- a/openssl/crypto/sha/asm/sha256-586.pl +++ /dev/null @@ -1,251 +0,0 @@ -#!/usr/bin/env perl -# -# ==================================================================== -# Written by Andy Polyakov <appro@fy.chalmers.se> for the OpenSSL -# project. The module is, however, dual licensed under OpenSSL and -# CRYPTOGAMS licenses depending on where you obtain it. For further -# details see http://www.openssl.org/~appro/cryptogams/. -# ==================================================================== -# -# SHA256 block transform for x86. September 2007. -# -# Performance in clock cycles per processed byte (less is better): -# -# Pentium PIII P4 AMD K8 Core2 -# gcc 46 36 41 27 26 -# icc 57 33 38 25 23 -# x86 asm 40 30 35 20 20 -# x86_64 asm(*) - - 21 15.8 16.5 -# -# (*) x86_64 assembler performance is presented for reference -# purposes. -# -# Performance improvement over compiler generated code varies from -# 10% to 40% [see above]. Not very impressive on some µ-archs, but -# it's 5 times smaller and optimizies amount of writes. - -$0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1; -push(@INC,"${dir}","${dir}../../perlasm"); -require "x86asm.pl"; - -&asm_init($ARGV[0],"sha512-586.pl",$ARGV[$#ARGV] eq "386"); - -$A="eax"; -$E="edx"; -$T="ebx"; -$Aoff=&DWP(0,"esp"); -$Boff=&DWP(4,"esp"); -$Coff=&DWP(8,"esp"); -$Doff=&DWP(12,"esp"); -$Eoff=&DWP(16,"esp"); -$Foff=&DWP(20,"esp"); -$Goff=&DWP(24,"esp"); -$Hoff=&DWP(28,"esp"); -$Xoff=&DWP(32,"esp"); -$K256="ebp"; - -sub BODY_00_15() { - my $in_16_63=shift; - - &mov ("ecx",$E); - &add ($T,&DWP(4*(8+15+16-9),"esp")) if ($in_16_63); # T += X[-7] - &ror ("ecx",6); - &mov ("edi",$E); - &ror ("edi",11); - &mov ("esi",$Foff); - &xor ("ecx","edi"); - &ror ("edi",25-11); - &mov (&DWP(4*(8+15),"esp"),$T) if ($in_16_63); # save X[0] - &xor ("ecx","edi"); # Sigma1(e) - &mov ("edi",$Goff); - &add ($T,"ecx"); # T += Sigma1(e) - &mov ($Eoff,$E); # modulo-scheduled - - &xor ("esi","edi"); - &mov ("ecx",$A); - &and ("esi",$E); - &mov ($E,$Doff); # e becomes d, which is e in next iteration - &xor ("esi","edi"); # Ch(e,f,g) - &mov ("edi",$A); - &add ($T,"esi"); # T += Ch(e,f,g) - - &ror ("ecx",2); - &add ($T,$Hoff); # T += h - &ror ("edi",13); - &mov ("esi",$Boff); - &xor ("ecx","edi"); - &ror ("edi",22-13); - &add ($E,$T); # d += T - &xor ("ecx","edi"); # Sigma0(a) - &mov ("edi",$Coff); - - &add ($T,"ecx"); # T += Sigma0(a) - &mov ($Aoff,$A); # modulo-scheduled - - &mov ("ecx",$A); - &sub ("esp",4); - &or ($A,"esi"); # a becomes h, which is a in next iteration - &and ("ecx","esi"); - &and ($A,"edi"); - &mov ("esi",&DWP(0,$K256)); - &or ($A,"ecx"); # h=Maj(a,b,c) - - &add ($K256,4); - &add ($A,$T); # h += T - &mov ($T,&DWP(4*(8+15+16-1),"esp")) if ($in_16_63); # preload T - &add ($E,"esi"); # d += K256[i] - &add ($A,"esi"); # h += K256[i] -} - -&function_begin("sha256_block_data_order"); - &mov ("esi",wparam(0)); # ctx - &mov ("edi",wparam(1)); # inp - &mov ("eax",wparam(2)); # num - &mov ("ebx","esp"); # saved sp - - &call (&label("pic_point")); # make it PIC! -&set_label("pic_point"); - &blindpop($K256); - &lea ($K256,&DWP(&label("K256")."-".&label("pic_point"),$K256)); - - &sub ("esp",16); - &and ("esp",-64); - - &shl ("eax",6); - &add ("eax","edi"); - &mov (&DWP(0,"esp"),"esi"); # ctx - &mov (&DWP(4,"esp"),"edi"); # inp - &mov (&DWP(8,"esp"),"eax"); # inp+num*128 - &mov (&DWP(12,"esp"),"ebx"); # saved sp - -&set_label("loop",16); - # copy input block to stack reversing byte and dword order - for($i=0;$i<4;$i++) { - &mov ("eax",&DWP($i*16+0,"edi")); - &mov ("ebx",&DWP($i*16+4,"edi")); - &mov ("ecx",&DWP($i*16+8,"edi")); - &mov ("edx",&DWP($i*16+12,"edi")); - &bswap ("eax"); - &bswap ("ebx"); - &bswap ("ecx"); - &bswap ("edx"); - &push ("eax"); - &push ("ebx"); - &push ("ecx"); - &push ("edx"); - } - &add ("edi",64); - &sub ("esp",4*8); # place for A,B,C,D,E,F,G,H - &mov (&DWP(4*(8+16)+4,"esp"),"edi"); - - # copy ctx->h[0-7] to A,B,C,D,E,F,G,H on stack - &mov ($A,&DWP(0,"esi")); - &mov ("ebx",&DWP(4,"esi")); - &mov ("ecx",&DWP(8,"esi")); - &mov ("edi",&DWP(12,"esi")); - # &mov ($Aoff,$A); - &mov ($Boff,"ebx"); - &mov ($Coff,"ecx"); - &mov ($Doff,"edi"); - &mov ($E,&DWP(16,"esi")); - &mov ("ebx",&DWP(20,"esi")); - &mov ("ecx",&DWP(24,"esi")); - &mov ("edi",&DWP(28,"esi")); - # &mov ($Eoff,$E); - &mov ($Foff,"ebx"); - &mov ($Goff,"ecx"); - &mov ($Hoff,"edi"); - -&set_label("00_15",16); - &mov ($T,&DWP(4*(8+15),"esp")); - - &BODY_00_15(); - - &cmp ("esi",0xc19bf174); - &jne (&label("00_15")); - - &mov ($T,&DWP(4*(8+15+16-1),"esp")); # preloaded in BODY_00_15(1) -&set_label("16_63",16); - &mov ("esi",$T); - &mov ("ecx",&DWP(4*(8+15+16-14),"esp")); - &shr ($T,3); - &ror ("esi",7); - &xor ($T,"esi"); - &ror ("esi",18-7); - &mov ("edi","ecx"); - &xor ($T,"esi"); # T = sigma0(X[-15]) - - &shr ("ecx",10); - &mov ("esi",&DWP(4*(8+15+16),"esp")); - &ror ("edi",17); - &xor ("ecx","edi"); - &ror ("edi",19-17); - &add ($T,"esi"); # T += X[-16] - &xor ("edi","ecx") # sigma1(X[-2]) - - &add ($T,"edi"); # T += sigma1(X[-2]) - # &add ($T,&DWP(4*(8+15+16-9),"esp")); # T += X[-7], moved to BODY_00_15(1) - # &mov (&DWP(4*(8+15),"esp"),$T); # save X[0] - - &BODY_00_15(1); - - &cmp ("esi",0xc67178f2); - &jne (&label("16_63")); - - &mov ("esi",&DWP(4*(8+16+64)+0,"esp"));#ctx - # &mov ($A,$Aoff); - &mov ("ebx",$Boff); - &mov ("ecx",$Coff); - &mov ("edi",$Doff); - &add ($A,&DWP(0,"esi")); - &add ("ebx",&DWP(4,"esi")); - &add ("ecx",&DWP(8,"esi")); - &add ("edi",&DWP(12,"esi")); - &mov (&DWP(0,"esi"),$A); - &mov (&DWP(4,"esi"),"ebx"); - &mov (&DWP(8,"esi"),"ecx"); - &mov (&DWP(12,"esi"),"edi"); - # &mov ($E,$Eoff); - &mov ("eax",$Foff); - &mov ("ebx",$Goff); - &mov ("ecx",$Hoff); - &mov ("edi",&DWP(4*(8+16+64)+4,"esp"));#inp - &add ($E,&DWP(16,"esi")); - &add ("eax",&DWP(20,"esi")); - &add ("ebx",&DWP(24,"esi")); - &add ("ecx",&DWP(28,"esi")); - &mov (&DWP(16,"esi"),$E); - &mov (&DWP(20,"esi"),"eax"); - &mov (&DWP(24,"esi"),"ebx"); - &mov (&DWP(28,"esi"),"ecx"); - - &add ("esp",4*(8+16+64)); # destroy frame - &sub ($K256,4*64); # rewind K - - &cmp ("edi",&DWP(8,"esp")); # are we done yet? - &jb (&label("loop")); - - &mov ("esp",&DWP(12,"esp")); # restore sp -&function_end_A(); - -&set_label("K256",64); # Yes! I keep it in the code segment! - &data_word(0x428a2f98,0x71374491,0xb5c0fbcf,0xe9b5dba5); - &data_word(0x3956c25b,0x59f111f1,0x923f82a4,0xab1c5ed5); - &data_word(0xd807aa98,0x12835b01,0x243185be,0x550c7dc3); - &data_word(0x72be5d74,0x80deb1fe,0x9bdc06a7,0xc19bf174); - &data_word(0xe49b69c1,0xefbe4786,0x0fc19dc6,0x240ca1cc); - &data_word(0x2de92c6f,0x4a7484aa,0x5cb0a9dc,0x76f988da); - &data_word(0x983e5152,0xa831c66d,0xb00327c8,0xbf597fc7); - &data_word(0xc6e00bf3,0xd5a79147,0x06ca6351,0x14292967); - &data_word(0x27b70a85,0x2e1b2138,0x4d2c6dfc,0x53380d13); - &data_word(0x650a7354,0x766a0abb,0x81c2c92e,0x92722c85); - &data_word(0xa2bfe8a1,0xa81a664b,0xc24b8b70,0xc76c51a3); - &data_word(0xd192e819,0xd6990624,0xf40e3585,0x106aa070); - &data_word(0x19a4c116,0x1e376c08,0x2748774c,0x34b0bcb5); - &data_word(0x391c0cb3,0x4ed8aa4a,0x5b9cca4f,0x682e6ff3); - &data_word(0x748f82ee,0x78a5636f,0x84c87814,0x8cc70208); - &data_word(0x90befffa,0xa4506ceb,0xbef9a3f7,0xc67178f2); -&function_end_B("sha256_block_data_order"); -&asciz("SHA256 block transform for x86, CRYPTOGAMS by <appro\@openssl.org>"); - -&asm_finish(); |