diff options
Diffstat (limited to 'crypto/md5/asm/md5-586.pl')
| -rw-r--r-- | crypto/md5/asm/md5-586.pl | 306 |
1 files changed, 306 insertions, 0 deletions
diff --git a/crypto/md5/asm/md5-586.pl b/crypto/md5/asm/md5-586.pl new file mode 100644 index 000000000000..fa3fa3bed59c --- /dev/null +++ b/crypto/md5/asm/md5-586.pl @@ -0,0 +1,306 @@ +#!/usr/local/bin/perl + +# Normal is the +# md5_block_x86(MD5_CTX *c, ULONG *X); +# version, non-normal is the +# md5_block_x86(MD5_CTX *c, ULONG *X,int blocks); + +$normal=0; + +push(@INC,"perlasm","../../perlasm"); +require "x86asm.pl"; + +&asm_init($ARGV[0],$0); + +$A="eax"; +$B="ebx"; +$C="ecx"; +$D="edx"; +$tmp1="edi"; +$tmp2="ebp"; +$X="esi"; + +# What we need to load into $tmp for the next round +%Ltmp1=("R0",&Np($C), "R1",&Np($C), "R2",&Np($C), "R3",&Np($D)); +@xo=( + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, # R0 + 1, 6, 11, 0, 5, 10, 15, 4, 9, 14, 3, 8, 13, 2, 7, 12, # R1 + 5, 8, 11, 14, 1, 4, 7, 10, 13, 0, 3, 6, 9, 12, 15, 2, # R2 + 0, 7, 14, 5, 12, 3, 10, 1, 8, 15, 6, 13, 4, 11, 2, 9, # R3 + ); + +&md5_block("md5_block_asm_host_order"); +&asm_finish(); + +sub Np + { + local($p)=@_; + local(%n)=($A,$D,$B,$A,$C,$B,$D,$C); + return($n{$p}); + } + +sub R0 + { + local($pos,$a,$b,$c,$d,$K,$ki,$s,$t)=@_; + + &mov($tmp1,$C) if $pos < 0; + &mov($tmp2,&DWP($xo[$ki]*4,$K,"",0)) if $pos < 0; # very first one + + # body proper + + &comment("R0 $ki"); + &xor($tmp1,$d); # F function - part 2 + + &and($tmp1,$b); # F function - part 3 + &lea($a,&DWP($t,$a,$tmp2,1)); + + &xor($tmp1,$d); # F function - part 4 + + &add($a,$tmp1); + &mov($tmp1,&Np($c)) if $pos < 1; # next tmp1 for R0 + &mov($tmp1,&Np($c)) if $pos == 1; # next tmp1 for R1 + + &rotl($a,$s); + + &mov($tmp2,&DWP($xo[$ki+1]*4,$K,"",0)) if ($pos != 2); + + &add($a,$b); + } + +sub R1 + { + local($pos,$a,$b,$c,$d,$K,$ki,$s,$t)=@_; + + &comment("R1 $ki"); + + &lea($a,&DWP($t,$a,$tmp2,1)); + + &xor($tmp1,$b); # G function - part 2 + &and($tmp1,$d); # G function - part 3 + + &mov($tmp2,&DWP($xo[$ki+1]*4,$K,"",0)) if ($pos != 2); + &xor($tmp1,$c); # G function - part 4 + + &add($a,$tmp1); + &mov($tmp1,&Np($c)) if $pos < 1; # G function - part 1 + &mov($tmp1,&Np($c)) if $pos == 1; # G function - part 1 + + &rotl($a,$s); + + &add($a,$b); + } + +sub R2 + { + local($n,$pos,$a,$b,$c,$d,$K,$ki,$s,$t)=@_; + # This one is different, only 3 logical operations + +if (($n & 1) == 0) + { + &comment("R2 $ki"); + # make sure to do 'D' first, not 'B', else we clash with + # the last add from the previous round. + + &xor($tmp1,$d); # H function - part 2 + + &xor($tmp1,$b); # H function - part 3 + &lea($a,&DWP($t,$a,$tmp2,1)); + + &add($a,$tmp1); + + &rotl($a,$s); + + &mov($tmp2,&DWP($xo[$ki+1]*4,$K,"",0)); + &mov($tmp1,&Np($c)); + } +else + { + &comment("R2 $ki"); + # make sure to do 'D' first, not 'B', else we clash with + # the last add from the previous round. + + &lea($a,&DWP($t,$a,$tmp2,1)); + + &add($b,$c); # MOVED FORWARD + &xor($tmp1,$d); # H function - part 2 + + &xor($tmp1,$b); # H function - part 3 + &mov($tmp2,&DWP($xo[$ki+1]*4,$K,"",0)) if ($pos != 2); + + &add($a,$tmp1); + &mov($tmp1,&Np($c)) if $pos < 1; # H function - part 1 + &mov($tmp1,-1) if $pos == 1; # I function - part 1 + + &rotl($a,$s); + + &add($a,$b); + } + } + +sub R3 + { + local($pos,$a,$b,$c,$d,$K,$ki,$s,$t)=@_; + + &comment("R3 $ki"); + + # ¬($tmp1) + &xor($tmp1,$d) if $pos < 0; # I function - part 2 + + &or($tmp1,$b); # I function - part 3 + &lea($a,&DWP($t,$a,$tmp2,1)); + + &xor($tmp1,$c); # I function - part 4 + &mov($tmp2,&DWP($xo[$ki+1]*4,$K,"",0)) if $pos != 2; # load X/k value + &mov($tmp2,&wparam(0)) if $pos == 2; + + &add($a,$tmp1); + &mov($tmp1,-1) if $pos < 1; # H function - part 1 + &add($K,64) if $pos >=1 && !$normal; + + &rotl($a,$s); + + &xor($tmp1,&Np($d)) if $pos <= 0; # I function - part = first time + &mov($tmp1,&DWP( 0,$tmp2,"",0)) if $pos > 0; + &add($a,$b); + } + + +sub md5_block + { + local($name)=@_; + + &function_begin_B($name,"",3); + + # parameter 1 is the MD5_CTX structure. + # A 0 + # B 4 + # C 8 + # D 12 + + &push("esi"); + &push("edi"); + &mov($tmp1, &wparam(0)); # edi + &mov($X, &wparam(1)); # esi + &mov($C, &wparam(2)); + &push("ebp"); + &shl($C, 6); + &push("ebx"); + &add($C, $X); # offset we end at + &sub($C, 64); + &mov($A, &DWP( 0,$tmp1,"",0)); + &push($C); # Put on the TOS + &mov($B, &DWP( 4,$tmp1,"",0)); + &mov($C, &DWP( 8,$tmp1,"",0)); + &mov($D, &DWP(12,$tmp1,"",0)); + + &set_label("start") unless $normal; + &comment(""); + &comment("R0 section"); + + &R0(-2,$A,$B,$C,$D,$X, 0, 7,0xd76aa478); + &R0( 0,$D,$A,$B,$C,$X, 1,12,0xe8c7b756); + &R0( 0,$C,$D,$A,$B,$X, 2,17,0x242070db); + &R0( 0,$B,$C,$D,$A,$X, 3,22,0xc1bdceee); + &R0( 0,$A,$B,$C,$D,$X, 4, 7,0xf57c0faf); + &R0( 0,$D,$A,$B,$C,$X, 5,12,0x4787c62a); + &R0( 0,$C,$D,$A,$B,$X, 6,17,0xa8304613); + &R0( 0,$B,$C,$D,$A,$X, 7,22,0xfd469501); + &R0( 0,$A,$B,$C,$D,$X, 8, 7,0x698098d8); + &R0( 0,$D,$A,$B,$C,$X, 9,12,0x8b44f7af); + &R0( 0,$C,$D,$A,$B,$X,10,17,0xffff5bb1); + &R0( 0,$B,$C,$D,$A,$X,11,22,0x895cd7be); + &R0( 0,$A,$B,$C,$D,$X,12, 7,0x6b901122); + &R0( 0,$D,$A,$B,$C,$X,13,12,0xfd987193); + &R0( 0,$C,$D,$A,$B,$X,14,17,0xa679438e); + &R0( 1,$B,$C,$D,$A,$X,15,22,0x49b40821); + + &comment(""); + &comment("R1 section"); + &R1(-1,$A,$B,$C,$D,$X,16, 5,0xf61e2562); + &R1( 0,$D,$A,$B,$C,$X,17, 9,0xc040b340); + &R1( 0,$C,$D,$A,$B,$X,18,14,0x265e5a51); + &R1( 0,$B,$C,$D,$A,$X,19,20,0xe9b6c7aa); + &R1( 0,$A,$B,$C,$D,$X,20, 5,0xd62f105d); + &R1( 0,$D,$A,$B,$C,$X,21, 9,0x02441453); + &R1( 0,$C,$D,$A,$B,$X,22,14,0xd8a1e681); + &R1( 0,$B,$C,$D,$A,$X,23,20,0xe7d3fbc8); + &R1( 0,$A,$B,$C,$D,$X,24, 5,0x21e1cde6); + &R1( 0,$D,$A,$B,$C,$X,25, 9,0xc33707d6); + &R1( 0,$C,$D,$A,$B,$X,26,14,0xf4d50d87); + &R1( 0,$B,$C,$D,$A,$X,27,20,0x455a14ed); + &R1( 0,$A,$B,$C,$D,$X,28, 5,0xa9e3e905); + &R1( 0,$D,$A,$B,$C,$X,29, 9,0xfcefa3f8); + &R1( 0,$C,$D,$A,$B,$X,30,14,0x676f02d9); + &R1( 1,$B,$C,$D,$A,$X,31,20,0x8d2a4c8a); + + &comment(""); + &comment("R2 section"); + &R2( 0,-1,$A,$B,$C,$D,$X,32, 4,0xfffa3942); + &R2( 1, 0,$D,$A,$B,$C,$X,33,11,0x8771f681); + &R2( 2, 0,$C,$D,$A,$B,$X,34,16,0x6d9d6122); + &R2( 3, 0,$B,$C,$D,$A,$X,35,23,0xfde5380c); + &R2( 4, 0,$A,$B,$C,$D,$X,36, 4,0xa4beea44); + &R2( 5, 0,$D,$A,$B,$C,$X,37,11,0x4bdecfa9); + &R2( 6, 0,$C,$D,$A,$B,$X,38,16,0xf6bb4b60); + &R2( 7, 0,$B,$C,$D,$A,$X,39,23,0xbebfbc70); + &R2( 8, 0,$A,$B,$C,$D,$X,40, 4,0x289b7ec6); + &R2( 9, 0,$D,$A,$B,$C,$X,41,11,0xeaa127fa); + &R2(10, 0,$C,$D,$A,$B,$X,42,16,0xd4ef3085); + &R2(11, 0,$B,$C,$D,$A,$X,43,23,0x04881d05); + &R2(12, 0,$A,$B,$C,$D,$X,44, 4,0xd9d4d039); + &R2(13, 0,$D,$A,$B,$C,$X,45,11,0xe6db99e5); + &R2(14, 0,$C,$D,$A,$B,$X,46,16,0x1fa27cf8); + &R2(15, 1,$B,$C,$D,$A,$X,47,23,0xc4ac5665); + + &comment(""); + &comment("R3 section"); + &R3(-1,$A,$B,$C,$D,$X,48, 6,0xf4292244); + &R3( 0,$D,$A,$B,$C,$X,49,10,0x432aff97); + &R3( 0,$C,$D,$A,$B,$X,50,15,0xab9423a7); + &R3( 0,$B,$C,$D,$A,$X,51,21,0xfc93a039); + &R3( 0,$A,$B,$C,$D,$X,52, 6,0x655b59c3); + &R3( 0,$D,$A,$B,$C,$X,53,10,0x8f0ccc92); + &R3( 0,$C,$D,$A,$B,$X,54,15,0xffeff47d); + &R3( 0,$B,$C,$D,$A,$X,55,21,0x85845dd1); + &R3( 0,$A,$B,$C,$D,$X,56, 6,0x6fa87e4f); + &R3( 0,$D,$A,$B,$C,$X,57,10,0xfe2ce6e0); + &R3( 0,$C,$D,$A,$B,$X,58,15,0xa3014314); + &R3( 0,$B,$C,$D,$A,$X,59,21,0x4e0811a1); + &R3( 0,$A,$B,$C,$D,$X,60, 6,0xf7537e82); + &R3( 0,$D,$A,$B,$C,$X,61,10,0xbd3af235); + &R3( 0,$C,$D,$A,$B,$X,62,15,0x2ad7d2bb); + &R3( 2,$B,$C,$D,$A,$X,63,21,0xeb86d391); + + # &mov($tmp2,&wparam(0)); # done in the last R3 + # &mov($tmp1, &DWP( 0,$tmp2,"",0)); # done is the last R3 + + &add($A,$tmp1); + &mov($tmp1, &DWP( 4,$tmp2,"",0)); + + &add($B,$tmp1); + &mov($tmp1, &DWP( 8,$tmp2,"",0)); + + &add($C,$tmp1); + &mov($tmp1, &DWP(12,$tmp2,"",0)); + + &add($D,$tmp1); + &mov(&DWP( 0,$tmp2,"",0),$A); + + &mov(&DWP( 4,$tmp2,"",0),$B); + &mov($tmp1,&swtmp(0)) unless $normal; + + &mov(&DWP( 8,$tmp2,"",0),$C); + &mov(&DWP(12,$tmp2,"",0),$D); + + &cmp($tmp1,$X) unless $normal; # check count + &jae(&label("start")) unless $normal; + + &pop("eax"); # pop the temp variable off the stack + &pop("ebx"); + &pop("ebp"); + &pop("edi"); + &pop("esi"); + &ret(); + &function_end_B($name); + } + |