diff options
Diffstat (limited to 'crypto/sha/asm/sha1-586.pl')
| -rw-r--r-- | crypto/sha/asm/sha1-586.pl | 491 |
1 files changed, 491 insertions, 0 deletions
diff --git a/crypto/sha/asm/sha1-586.pl b/crypto/sha/asm/sha1-586.pl new file mode 100644 index 0000000000..38bb27532d --- /dev/null +++ b/crypto/sha/asm/sha1-586.pl @@ -0,0 +1,491 @@ +#!/usr/local/bin/perl + +$normal=0; + +push(@INC,"perlasm","../../perlasm"); +require "x86asm.pl"; + +&asm_init($ARGV[0],"sha1-586.pl"); + +$A="eax"; +$B="ebx"; +$C="ecx"; +$D="edx"; +$E="edi"; +$T="esi"; +$tmp1="ebp"; + +$off=9*4; + +@K=(0x5a827999,0x6ed9eba1,0x8f1bbcdc,0xca62c1d6); + +&sha1_block("sha1_block_x86"); + +&asm_finish(); + +sub Nn + { + local($p)=@_; + local(%n)=($A,$T,$B,$A,$C,$B,$D,$C,$E,$D,$T,$E); + return($n{$p}); + } + +sub Np + { + local($p)=@_; + local(%n)=($A,$T,$B,$A,$C,$B,$D,$C,$E,$D,$T,$E); + local(%n)=($A,$B,$B,$C,$C,$D,$D,$E,$E,$T,$T,$A); + return($n{$p}); + } + +sub Na + { + local($n)=@_; + return( (($n )&0x0f), + (($n+ 2)&0x0f), + (($n+ 8)&0x0f), + (($n+13)&0x0f), + (($n+ 1)&0x0f)); + } + +sub X_expand + { + local($in)=@_; + + &comment("First, load the words onto the stack in network byte order"); + for ($i=0; $i<16; $i++) + { + &mov("eax",&DWP(($i+0)*4,$in,"",0)) unless $i == 0; + &bswap("eax"); + &mov(&swtmp($i+0),"eax"); + } + + &comment("We now have the X array on the stack"); + &comment("starting at sp-4"); + } + +# Rules of engagement +# F is always trashable at the start, the running total. +# E becomes the next F so it can be trashed after it has been 'accumulated' +# F becomes A in the next round. We don't need to access it much. +# During the X update part, the result ends up in $X[$n0]. + +sub BODY_00_15 + { + local($pos,$K,$X,$n,$a,$b,$c,$d,$e,$f)=@_; + +return if $n & 1; + &comment("00_15 $n"); + + &mov($f,$c); + + &mov($tmp1,$a); + &xor($f,$d); # F2 + + &rotl($tmp1,5); # A2 + + &and($f,$b); # F3 + &add($tmp1,$e); + + &rotr($b,1); # B1 <- F + &mov($e,&swtmp($n)); # G1 + + &rotr($b,1); # B1 <- F + &xor($f,$d); # F4 + + &lea($tmp1,&DWP($K,$tmp1,$e,1)); + +############################ +# &BODY_40_59( 0,$K[2],$X,42,$A,$B,$C,$D,$E,$T); +# &BODY_40_59( 0,$K[2],$X,43,$T,$A,$B,$C,$D,$E); +$n++; + local($n0,$n1,$n2,$n3,$np)=&Na($n); + ($b,$c,$d,$e,$f,$a)=($a,$b,$c,$d,$e,$f); + + &mov($f,$c); + + &add($a,$tmp1); # MOVED DOWN + &xor($f,$d); # F2 + + &mov($tmp1,$a); + &and($f,$b); # F3 + + &rotl($tmp1,5); # A2 + + &add($tmp1,$e); + &mov($e,&swtmp($n)); # G1 + + &rotr($b,1); # B1 <- F + &xor($f,$d); # F4 + + &rotr($b,1); # B1 <- F + &lea($tmp1,&DWP($K,$tmp1,$e,1)); + + &add($f,$tmp1); + } + +sub BODY_16_19 + { + local($pos,$K,$X,$n,$a,$b,$c,$d,$e,$f)=@_; + local($n0,$n1,$n2,$n3,$np)=&Na($n); + +return if $n & 1; + &comment("16_19 $n"); + + &nop() if ($pos < 0); +&mov($tmp1,&swtmp($n0)); # X1 + &mov($f,&swtmp($n1)); # X2 +&xor($f,$tmp1); # X3 + &mov($tmp1,&swtmp($n2)); # X4 +&xor($f,$tmp1); # X5 + &mov($tmp1,&swtmp($n3)); # X6 +&xor($f,$tmp1); # X7 - slot + &mov($tmp1,$c); # F1 +&rotl($f,1); # X8 - slot + &xor($tmp1,$d); # F2 +&mov(&swtmp($n0),$f); # X9 - anytime + &and($tmp1,$b); # F3 +&lea($f,&DWP($K,$f,$e,1)); # tot=X+K+e + &xor($tmp1,$d); # F4 +&mov($e,$a); # A1 + &add($f,$tmp1); # tot+=F(); + +&rotl($e,5); # A2 + +&rotr($b,1); # B1 <- F + &add($f,$e); # tot+=a + +############################ +# &BODY_40_59( 0,$K[2],$X,42,$A,$B,$C,$D,$E,$T); +# &BODY_40_59( 0,$K[2],$X,43,$T,$A,$B,$C,$D,$E); +$n++; + local($n0,$n1,$n2,$n3,$np)=&Na($n); + ($b,$c,$d,$e,$f,$a)=($a,$b,$c,$d,$e,$f); + + +&mov($f,&swtmp($n0)); # X1 + &mov($tmp1,&swtmp($n1)); # X2 +&xor($f,$tmp1); # X3 + &mov($tmp1,&swtmp($n2)); # X4 +&xor($f,$tmp1); # X5 + &mov($tmp1,&swtmp($n3)); # X6 +&rotr($c,1); #&rotr($b,1); # B1 <- F # MOVED DOWN + &xor($f,$tmp1); # X7 - slot +&rotl($f,1); # X8 - slot + &mov($tmp1,$c); # F1 +&xor($tmp1,$d); # F2 + &mov(&swtmp($n0),$f); # X9 - anytime +&and($tmp1,$b); # F3 + &lea($f,&DWP($K,$f,$e,1)); # tot=X+K+e + +&xor($tmp1,$d); # F4 + &mov($e,$a); # A1 + +&rotl($e,5); # A2 + +&rotr($b,1); # B1 <- F + &add($f,$e); # tot+=a + +&rotr($b,1); # B1 <- F + &add($f,$tmp1); # tot+=F(); + + } + +sub BODY_20_39 + { + local($pos,$K,$X,$n,$a,$b,$c,$d,$e,$f)=@_; + + &comment("20_39 $n"); + local($n0,$n1,$n2,$n3,$np)=&Na($n); + +&mov($f,&swtmp($n0)); # X1 + &mov($tmp1,&swtmp($n1)); # X2 +&xor($f,$tmp1); # X3 + &mov($tmp1,&swtmp($n2)); # X4 +&xor($f,$tmp1); # X5 + &mov($tmp1,&swtmp($n3)); # X6 +&xor($f,$tmp1); # X7 - slot + &mov($tmp1,$b); # F1 +&rotl($f,1); # X8 - slot + &xor($tmp1,$c); # F2 +&mov(&swtmp($n0),$f); # X9 - anytime + &xor($tmp1,$d); # F3 + +&lea($f,&DWP($K,$f,$e,1)); # tot=X+K+e + &mov($e,$a); # A1 + +&rotl($e,5); # A2 + +if ($n != 79) # last loop + { + &rotr($b,1); # B1 <- F + &add($e,$tmp1); # tmp1=F()+a + + &rotr($b,1); # B2 <- F + &add($f,$e); # tot+=tmp1; + } +else + { + &add($e,$tmp1); # tmp1=F()+a + &mov($tmp1,&wparam(0)); + + &rotr($b,1); # B1 <- F + &add($f,$e); # tot+=tmp1; + + &rotr($b,1); # B2 <- F + } + } + +sub BODY_40_59 + { + local($pos,$K,$X,$n,$a,$b,$c,$d,$e,$f)=@_; + + &comment("40_59 $n"); + return if $n & 1; + local($n0,$n1,$n2,$n3,$np)=&Na($n); + +&mov($f,&swtmp($n0)); # X1 + &mov($tmp1,&swtmp($n1)); # X2 +&xor($f,$tmp1); # X3 + &mov($tmp1,&swtmp($n2)); # X4 +&xor($f,$tmp1); # X5 + &mov($tmp1,&swtmp($n3)); # X6 +&xor($f,$tmp1); # X7 - slot + &mov($tmp1,$b); # F1 +&rotl($f,1); # X8 - slot + &or($tmp1,$c); # F2 +&mov(&swtmp($n0),$f); # X9 - anytime + &and($tmp1,$d); # F3 + +&lea($f,&DWP($K,$f,$e,1)); # tot=X+K+e + &mov($e,$b); # F4 + +&rotr($b,1); # B1 <- F + &and($e,$c); # F5 + +&or($tmp1,$e); # F6 + &mov($e,$a); # A1 + +&rotl($e,5); # A2 + +&add($tmp1,$e); # tmp1=F()+a + +############################ +# &BODY_40_59( 0,$K[2],$X,42,$A,$B,$C,$D,$E,$T); +# &BODY_40_59( 0,$K[2],$X,43,$T,$A,$B,$C,$D,$E); +$n++; + local($n0,$n1,$n2,$n3,$np)=&Na($n); + ($b,$c,$d,$e,$f,$a)=($a,$b,$c,$d,$e,$f); + + &mov($f,&swtmp($n0)); # X1 +&add($a,$tmp1); # tot+=tmp1; # moved was add f,tmp1 + &mov($tmp1,&swtmp($n1)); # X2 +&xor($f,$tmp1); # X3 + &mov($tmp1,&swtmp($n2)); # X4 +&xor($f,$tmp1); # X5 + &mov($tmp1,&swtmp($n3)); # X6 +&rotr($c,1); # B2 <- F # moved was rotr b,1 + &xor($f,$tmp1); # X7 - slot +&rotl($f,1); # X8 - slot + &mov($tmp1,$b); # F1 +&mov(&swtmp($n0),$f); # X9 - anytime + &or($tmp1,$c); # F2 +&lea($f,&DWP($K,$f,$e,1)); # tot=X+K+e + &mov($e,$b); # F4 +&and($tmp1,$d); # F3 + &and($e,$c); # F5 + +&or($tmp1,$e); # F6 + &mov($e,$a); # A1 + +&rotl($e,5); # A2 + +&rotr($b,1); # B1 <- F + &add($tmp1,$e); # tmp1=F()+a + +&rotr($b,1); # B2 <- F + &add($f,$tmp1); # tot+=tmp1; + } + +sub BODY_60_79 + { + &BODY_20_39(@_); + } + +sub sha1_block + { + local($name)=@_; + + &function_begin_B($name,""); + + # parameter 1 is the MD5_CTX structure. + # A 0 + # B 4 + # C 8 + # D 12 + # E 16 + + &push("esi"); + &push("ebp"); + &mov("eax", &wparam(2)); + &mov("esi", &wparam(1)); + &add("eax", "esi"); # offset to leave on + &mov("ebp", &wparam(0)); + &push("ebx"); + &sub("eax", 64); + &push("edi"); + &mov($B, &DWP( 4,"ebp","",0)); + &stack_push(18); + &mov($D, &DWP(12,"ebp","",0)); + &mov($E, &DWP(16,"ebp","",0)); + &mov($C, &DWP( 8,"ebp","",0)); + &mov(&swtmp(17),"eax"); + + &comment("First we need to setup the X array"); + &mov("eax",&DWP(0,"esi","",0)); # pulled out of X_expand + + &set_label("start") unless $normal; + + &X_expand("esi"); + &mov(&swtmp(16),"esi"); + + &comment(""); + &comment("Start processing"); + + # odd start + &mov($A, &DWP( 0,"ebp","",0)); + $X="esp"; + &BODY_00_15(-2,$K[0],$X, 0,$A,$B,$C,$D,$E,$T); + &BODY_00_15( 0,$K[0],$X, 1,$T,$A,$B,$C,$D,$E); + &BODY_00_15( 0,$K[0],$X, 2,$E,$T,$A,$B,$C,$D); + &BODY_00_15( 0,$K[0],$X, 3,$D,$E,$T,$A,$B,$C); + &BODY_00_15( 0,$K[0],$X, 4,$C,$D,$E,$T,$A,$B); + &BODY_00_15( 0,$K[0],$X, 5,$B,$C,$D,$E,$T,$A); + &BODY_00_15( 0,$K[0],$X, 6,$A,$B,$C,$D,$E,$T); + &BODY_00_15( 0,$K[0],$X, 7,$T,$A,$B,$C,$D,$E); + &BODY_00_15( 0,$K[0],$X, 8,$E,$T,$A,$B,$C,$D); + &BODY_00_15( 0,$K[0],$X, 9,$D,$E,$T,$A,$B,$C); + &BODY_00_15( 0,$K[0],$X,10,$C,$D,$E,$T,$A,$B); + &BODY_00_15( 0,$K[0],$X,11,$B,$C,$D,$E,$T,$A); + &BODY_00_15( 0,$K[0],$X,12,$A,$B,$C,$D,$E,$T); + &BODY_00_15( 0,$K[0],$X,13,$T,$A,$B,$C,$D,$E); + &BODY_00_15( 0,$K[0],$X,14,$E,$T,$A,$B,$C,$D); + &BODY_00_15( 1,$K[0],$X,15,$D,$E,$T,$A,$B,$C); + &BODY_16_19(-1,$K[0],$X,16,$C,$D,$E,$T,$A,$B); + &BODY_16_19( 0,$K[0],$X,17,$B,$C,$D,$E,$T,$A); + &BODY_16_19( 0,$K[0],$X,18,$A,$B,$C,$D,$E,$T); + &BODY_16_19( 1,$K[0],$X,19,$T,$A,$B,$C,$D,$E); + + &BODY_20_39(-1,$K[1],$X,20,$E,$T,$A,$B,$C,$D); + &BODY_20_39( 0,$K[1],$X,21,$D,$E,$T,$A,$B,$C); + &BODY_20_39( 0,$K[1],$X,22,$C,$D,$E,$T,$A,$B); + &BODY_20_39( 0,$K[1],$X,23,$B,$C,$D,$E,$T,$A); + &BODY_20_39( 0,$K[1],$X,24,$A,$B,$C,$D,$E,$T); + &BODY_20_39( 0,$K[1],$X,25,$T,$A,$B,$C,$D,$E); + &BODY_20_39( 0,$K[1],$X,26,$E,$T,$A,$B,$C,$D); + &BODY_20_39( 0,$K[1],$X,27,$D,$E,$T,$A,$B,$C); + &BODY_20_39( 0,$K[1],$X,28,$C,$D,$E,$T,$A,$B); + &BODY_20_39( 0,$K[1],$X,29,$B,$C,$D,$E,$T,$A); + &BODY_20_39( 0,$K[1],$X,30,$A,$B,$C,$D,$E,$T); + &BODY_20_39( 0,$K[1],$X,31,$T,$A,$B,$C,$D,$E); + &BODY_20_39( 0,$K[1],$X,32,$E,$T,$A,$B,$C,$D); + &BODY_20_39( 0,$K[1],$X,33,$D,$E,$T,$A,$B,$C); + &BODY_20_39( 0,$K[1],$X,34,$C,$D,$E,$T,$A,$B); + &BODY_20_39( 0,$K[1],$X,35,$B,$C,$D,$E,$T,$A); + &BODY_20_39( 0,$K[1],$X,36,$A,$B,$C,$D,$E,$T); + &BODY_20_39( 0,$K[1],$X,37,$T,$A,$B,$C,$D,$E); + &BODY_20_39( 0,$K[1],$X,38,$E,$T,$A,$B,$C,$D); + &BODY_20_39( 1,$K[1],$X,39,$D,$E,$T,$A,$B,$C); + + &BODY_40_59(-1,$K[2],$X,40,$C,$D,$E,$T,$A,$B); + &BODY_40_59( 0,$K[2],$X,41,$B,$C,$D,$E,$T,$A); + &BODY_40_59( 0,$K[2],$X,42,$A,$B,$C,$D,$E,$T); + &BODY_40_59( 0,$K[2],$X,43,$T,$A,$B,$C,$D,$E); + &BODY_40_59( 0,$K[2],$X,44,$E,$T,$A,$B,$C,$D); + &BODY_40_59( 0,$K[2],$X,45,$D,$E,$T,$A,$B,$C); + &BODY_40_59( 0,$K[2],$X,46,$C,$D,$E,$T,$A,$B); + &BODY_40_59( 0,$K[2],$X,47,$B,$C,$D,$E,$T,$A); + &BODY_40_59( 0,$K[2],$X,48,$A,$B,$C,$D,$E,$T); + &BODY_40_59( 0,$K[2],$X,49,$T,$A,$B,$C,$D,$E); + &BODY_40_59( 0,$K[2],$X,50,$E,$T,$A,$B,$C,$D); + &BODY_40_59( 0,$K[2],$X,51,$D,$E,$T,$A,$B,$C); + &BODY_40_59( 0,$K[2],$X,52,$C,$D,$E,$T,$A,$B); + &BODY_40_59( 0,$K[2],$X,53,$B,$C,$D,$E,$T,$A); + &BODY_40_59( 0,$K[2],$X,54,$A,$B,$C,$D,$E,$T); + &BODY_40_59( 0,$K[2],$X,55,$T,$A,$B,$C,$D,$E); + &BODY_40_59( 0,$K[2],$X,56,$E,$T,$A,$B,$C,$D); + &BODY_40_59( 0,$K[2],$X,57,$D,$E,$T,$A,$B,$C); + &BODY_40_59( 0,$K[2],$X,58,$C,$D,$E,$T,$A,$B); + &BODY_40_59( 1,$K[2],$X,59,$B,$C,$D,$E,$T,$A); + + &BODY_60_79(-1,$K[3],$X,60,$A,$B,$C,$D,$E,$T); + &BODY_60_79( 0,$K[3],$X,61,$T,$A,$B,$C,$D,$E); + &BODY_60_79( 0,$K[3],$X,62,$E,$T,$A,$B,$C,$D); + &BODY_60_79( 0,$K[3],$X,63,$D,$E,$T,$A,$B,$C); + &BODY_60_79( 0,$K[3],$X,64,$C,$D,$E,$T,$A,$B); + &BODY_60_79( 0,$K[3],$X,65,$B,$C,$D,$E,$T,$A); + &BODY_60_79( 0,$K[3],$X,66,$A,$B,$C,$D,$E,$T); + &BODY_60_79( 0,$K[3],$X,67,$T,$A,$B,$C,$D,$E); + &BODY_60_79( 0,$K[3],$X,68,$E,$T,$A,$B,$C,$D); + &BODY_60_79( 0,$K[3],$X,69,$D,$E,$T,$A,$B,$C); + &BODY_60_79( 0,$K[3],$X,70,$C,$D,$E,$T,$A,$B); + &BODY_60_79( 0,$K[3],$X,71,$B,$C,$D,$E,$T,$A); + &BODY_60_79( 0,$K[3],$X,72,$A,$B,$C,$D,$E,$T); + &BODY_60_79( 0,$K[3],$X,73,$T,$A,$B,$C,$D,$E); + &BODY_60_79( 0,$K[3],$X,74,$E,$T,$A,$B,$C,$D); + &BODY_60_79( 0,$K[3],$X,75,$D,$E,$T,$A,$B,$C); + &BODY_60_79( 0,$K[3],$X,76,$C,$D,$E,$T,$A,$B); + &BODY_60_79( 0,$K[3],$X,77,$B,$C,$D,$E,$T,$A); + &BODY_60_79( 0,$K[3],$X,78,$A,$B,$C,$D,$E,$T); + &BODY_60_79( 2,$K[3],$X,79,$T,$A,$B,$C,$D,$E); + + &comment("End processing"); + &comment(""); + # D is the tmp value + + # E -> A + # T -> B + # A -> C + # B -> D + # C -> E + # D -> T + + # The last 2 have been moved into the last loop + # &mov($tmp1,&wparam(0)); + + &mov($D, &DWP(12,$tmp1,"",0)); + &add($D,$B); + &mov($B, &DWP( 4,$tmp1,"",0)); + &add($B,$T); + &mov($T, $A); + &mov($A, &DWP( 0,$tmp1,"",0)); + &mov(&DWP(12,$tmp1,"",0),$D); + + &add($A,$E); + &mov($E, &DWP(16,$tmp1,"",0)); + &add($E,$C); + &mov($C, &DWP( 8,$tmp1,"",0)); + &add($C,$T); + + &mov(&DWP( 0,$tmp1,"",0),$A); + &mov("esi",&swtmp(16)); + &mov(&DWP( 8,$tmp1,"",0),$C); # This is for looping + &add("esi",64); + &mov("eax",&swtmp(17)); + &mov(&DWP(16,$tmp1,"",0),$E); + &cmp("eax","esi"); + &mov(&DWP( 4,$tmp1,"",0),$B); # This is for looping + &jl(&label("end")); + &mov("eax",&DWP(0,"esi","",0)); # Pulled down from + &jmp(&label("start")); + + &set_label("end"); + &stack_pop(18); + &pop("edi"); + &pop("ebx"); + &pop("ebp"); + &pop("esi"); + &ret(); + &function_end_B($name); + } + |