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Imported Upstream version 4.8.0.309
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307
external/boringssl/crypto/md5/asm/md5-586.pl
vendored
Normal file
307
external/boringssl/crypto/md5/asm/md5-586.pl
vendored
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@@ -0,0 +1,307 @@
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#!/usr/local/bin/perl
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# Normal is the
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# md5_block_x86(MD5_CTX *c, ULONG *X);
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# version, non-normal is the
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# md5_block_x86(MD5_CTX *c, ULONG *X,int blocks);
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$normal=0;
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$0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
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push(@INC,"${dir}","${dir}../../perlasm");
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require "x86asm.pl";
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&asm_init($ARGV[0],$0);
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$A="eax";
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$B="ebx";
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$C="ecx";
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$D="edx";
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$tmp1="edi";
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$tmp2="ebp";
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$X="esi";
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# What we need to load into $tmp for the next round
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%Ltmp1=("R0",&Np($C), "R1",&Np($C), "R2",&Np($C), "R3",&Np($D));
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@xo=(
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, # R0
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1, 6, 11, 0, 5, 10, 15, 4, 9, 14, 3, 8, 13, 2, 7, 12, # R1
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5, 8, 11, 14, 1, 4, 7, 10, 13, 0, 3, 6, 9, 12, 15, 2, # R2
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0, 7, 14, 5, 12, 3, 10, 1, 8, 15, 6, 13, 4, 11, 2, 9, # R3
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);
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&md5_block("md5_block_asm_data_order");
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&asm_finish();
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sub Np
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{
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local($p)=@_;
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local(%n)=($A,$D,$B,$A,$C,$B,$D,$C);
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return($n{$p});
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}
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sub R0
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{
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local($pos,$a,$b,$c,$d,$K,$ki,$s,$t)=@_;
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&mov($tmp1,$C) if $pos < 0;
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&mov($tmp2,&DWP($xo[$ki]*4,$K,"",0)) if $pos < 0; # very first one
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# body proper
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&comment("R0 $ki");
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&xor($tmp1,$d); # F function - part 2
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&and($tmp1,$b); # F function - part 3
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&lea($a,&DWP($t,$a,$tmp2,1));
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&xor($tmp1,$d); # F function - part 4
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&add($a,$tmp1);
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&mov($tmp1,&Np($c)) if $pos < 1; # next tmp1 for R0
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&mov($tmp1,&Np($c)) if $pos == 1; # next tmp1 for R1
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&rotl($a,$s);
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&mov($tmp2,&DWP($xo[$ki+1]*4,$K,"",0)) if ($pos != 2);
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&add($a,$b);
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}
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sub R1
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{
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local($pos,$a,$b,$c,$d,$K,$ki,$s,$t)=@_;
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&comment("R1 $ki");
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&lea($a,&DWP($t,$a,$tmp2,1));
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&xor($tmp1,$b); # G function - part 2
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&and($tmp1,$d); # G function - part 3
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&mov($tmp2,&DWP($xo[$ki+1]*4,$K,"",0)) if ($pos != 2);
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&xor($tmp1,$c); # G function - part 4
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&add($a,$tmp1);
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&mov($tmp1,&Np($c)) if $pos < 1; # G function - part 1
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&mov($tmp1,&Np($c)) if $pos == 1; # G function - part 1
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&rotl($a,$s);
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&add($a,$b);
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}
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sub R2
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{
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local($n,$pos,$a,$b,$c,$d,$K,$ki,$s,$t)=@_;
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# This one is different, only 3 logical operations
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if (($n & 1) == 0)
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{
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&comment("R2 $ki");
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# make sure to do 'D' first, not 'B', else we clash with
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# the last add from the previous round.
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&xor($tmp1,$d); # H function - part 2
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&xor($tmp1,$b); # H function - part 3
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&lea($a,&DWP($t,$a,$tmp2,1));
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&add($a,$tmp1);
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&rotl($a,$s);
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&mov($tmp2,&DWP($xo[$ki+1]*4,$K,"",0));
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&mov($tmp1,&Np($c));
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}
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else
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{
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&comment("R2 $ki");
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# make sure to do 'D' first, not 'B', else we clash with
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# the last add from the previous round.
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&lea($a,&DWP($t,$a,$tmp2,1));
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&add($b,$c); # MOVED FORWARD
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&xor($tmp1,$d); # H function - part 2
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&xor($tmp1,$b); # H function - part 3
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&mov($tmp2,&DWP($xo[$ki+1]*4,$K,"",0)) if ($pos != 2);
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&add($a,$tmp1);
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&mov($tmp1,&Np($c)) if $pos < 1; # H function - part 1
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&mov($tmp1,-1) if $pos == 1; # I function - part 1
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&rotl($a,$s);
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&add($a,$b);
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}
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}
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sub R3
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{
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local($pos,$a,$b,$c,$d,$K,$ki,$s,$t)=@_;
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&comment("R3 $ki");
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# ¬($tmp1)
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&xor($tmp1,$d) if $pos < 0; # I function - part 2
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&or($tmp1,$b); # I function - part 3
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&lea($a,&DWP($t,$a,$tmp2,1));
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&xor($tmp1,$c); # I function - part 4
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&mov($tmp2,&DWP($xo[$ki+1]*4,$K,"",0)) if $pos != 2; # load X/k value
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&mov($tmp2,&wparam(0)) if $pos == 2;
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&add($a,$tmp1);
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&mov($tmp1,-1) if $pos < 1; # H function - part 1
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&add($K,64) if $pos >=1 && !$normal;
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&rotl($a,$s);
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&xor($tmp1,&Np($d)) if $pos <= 0; # I function - part = first time
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&mov($tmp1,&DWP( 0,$tmp2,"",0)) if $pos > 0;
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&add($a,$b);
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}
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sub md5_block
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{
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local($name)=@_;
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&function_begin_B($name,"",3);
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# parameter 1 is the MD5_CTX structure.
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# A 0
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# B 4
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# C 8
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# D 12
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&push("esi");
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&push("edi");
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&mov($tmp1, &wparam(0)); # edi
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&mov($X, &wparam(1)); # esi
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&mov($C, &wparam(2));
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&push("ebp");
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&shl($C, 6);
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&push("ebx");
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&add($C, $X); # offset we end at
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&sub($C, 64);
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&mov($A, &DWP( 0,$tmp1,"",0));
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&push($C); # Put on the TOS
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&mov($B, &DWP( 4,$tmp1,"",0));
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&mov($C, &DWP( 8,$tmp1,"",0));
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&mov($D, &DWP(12,$tmp1,"",0));
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&set_label("start") unless $normal;
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&comment("");
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&comment("R0 section");
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&R0(-2,$A,$B,$C,$D,$X, 0, 7,0xd76aa478);
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&R0( 0,$D,$A,$B,$C,$X, 1,12,0xe8c7b756);
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&R0( 0,$C,$D,$A,$B,$X, 2,17,0x242070db);
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&R0( 0,$B,$C,$D,$A,$X, 3,22,0xc1bdceee);
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&R0( 0,$A,$B,$C,$D,$X, 4, 7,0xf57c0faf);
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&R0( 0,$D,$A,$B,$C,$X, 5,12,0x4787c62a);
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&R0( 0,$C,$D,$A,$B,$X, 6,17,0xa8304613);
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&R0( 0,$B,$C,$D,$A,$X, 7,22,0xfd469501);
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&R0( 0,$A,$B,$C,$D,$X, 8, 7,0x698098d8);
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&R0( 0,$D,$A,$B,$C,$X, 9,12,0x8b44f7af);
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&R0( 0,$C,$D,$A,$B,$X,10,17,0xffff5bb1);
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&R0( 0,$B,$C,$D,$A,$X,11,22,0x895cd7be);
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&R0( 0,$A,$B,$C,$D,$X,12, 7,0x6b901122);
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&R0( 0,$D,$A,$B,$C,$X,13,12,0xfd987193);
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&R0( 0,$C,$D,$A,$B,$X,14,17,0xa679438e);
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&R0( 1,$B,$C,$D,$A,$X,15,22,0x49b40821);
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&comment("");
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&comment("R1 section");
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&R1(-1,$A,$B,$C,$D,$X,16, 5,0xf61e2562);
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&R1( 0,$D,$A,$B,$C,$X,17, 9,0xc040b340);
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&R1( 0,$C,$D,$A,$B,$X,18,14,0x265e5a51);
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&R1( 0,$B,$C,$D,$A,$X,19,20,0xe9b6c7aa);
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&R1( 0,$A,$B,$C,$D,$X,20, 5,0xd62f105d);
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&R1( 0,$D,$A,$B,$C,$X,21, 9,0x02441453);
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&R1( 0,$C,$D,$A,$B,$X,22,14,0xd8a1e681);
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&R1( 0,$B,$C,$D,$A,$X,23,20,0xe7d3fbc8);
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&R1( 0,$A,$B,$C,$D,$X,24, 5,0x21e1cde6);
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&R1( 0,$D,$A,$B,$C,$X,25, 9,0xc33707d6);
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&R1( 0,$C,$D,$A,$B,$X,26,14,0xf4d50d87);
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&R1( 0,$B,$C,$D,$A,$X,27,20,0x455a14ed);
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&R1( 0,$A,$B,$C,$D,$X,28, 5,0xa9e3e905);
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&R1( 0,$D,$A,$B,$C,$X,29, 9,0xfcefa3f8);
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&R1( 0,$C,$D,$A,$B,$X,30,14,0x676f02d9);
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&R1( 1,$B,$C,$D,$A,$X,31,20,0x8d2a4c8a);
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&comment("");
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&comment("R2 section");
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&R2( 0,-1,$A,$B,$C,$D,$X,32, 4,0xfffa3942);
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&R2( 1, 0,$D,$A,$B,$C,$X,33,11,0x8771f681);
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&R2( 2, 0,$C,$D,$A,$B,$X,34,16,0x6d9d6122);
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&R2( 3, 0,$B,$C,$D,$A,$X,35,23,0xfde5380c);
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&R2( 4, 0,$A,$B,$C,$D,$X,36, 4,0xa4beea44);
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&R2( 5, 0,$D,$A,$B,$C,$X,37,11,0x4bdecfa9);
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&R2( 6, 0,$C,$D,$A,$B,$X,38,16,0xf6bb4b60);
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&R2( 7, 0,$B,$C,$D,$A,$X,39,23,0xbebfbc70);
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&R2( 8, 0,$A,$B,$C,$D,$X,40, 4,0x289b7ec6);
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&R2( 9, 0,$D,$A,$B,$C,$X,41,11,0xeaa127fa);
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&R2(10, 0,$C,$D,$A,$B,$X,42,16,0xd4ef3085);
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&R2(11, 0,$B,$C,$D,$A,$X,43,23,0x04881d05);
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&R2(12, 0,$A,$B,$C,$D,$X,44, 4,0xd9d4d039);
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&R2(13, 0,$D,$A,$B,$C,$X,45,11,0xe6db99e5);
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&R2(14, 0,$C,$D,$A,$B,$X,46,16,0x1fa27cf8);
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&R2(15, 1,$B,$C,$D,$A,$X,47,23,0xc4ac5665);
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&comment("");
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&comment("R3 section");
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&R3(-1,$A,$B,$C,$D,$X,48, 6,0xf4292244);
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&R3( 0,$D,$A,$B,$C,$X,49,10,0x432aff97);
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&R3( 0,$C,$D,$A,$B,$X,50,15,0xab9423a7);
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&R3( 0,$B,$C,$D,$A,$X,51,21,0xfc93a039);
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&R3( 0,$A,$B,$C,$D,$X,52, 6,0x655b59c3);
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&R3( 0,$D,$A,$B,$C,$X,53,10,0x8f0ccc92);
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&R3( 0,$C,$D,$A,$B,$X,54,15,0xffeff47d);
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&R3( 0,$B,$C,$D,$A,$X,55,21,0x85845dd1);
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&R3( 0,$A,$B,$C,$D,$X,56, 6,0x6fa87e4f);
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&R3( 0,$D,$A,$B,$C,$X,57,10,0xfe2ce6e0);
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&R3( 0,$C,$D,$A,$B,$X,58,15,0xa3014314);
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&R3( 0,$B,$C,$D,$A,$X,59,21,0x4e0811a1);
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&R3( 0,$A,$B,$C,$D,$X,60, 6,0xf7537e82);
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&R3( 0,$D,$A,$B,$C,$X,61,10,0xbd3af235);
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&R3( 0,$C,$D,$A,$B,$X,62,15,0x2ad7d2bb);
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&R3( 2,$B,$C,$D,$A,$X,63,21,0xeb86d391);
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# &mov($tmp2,&wparam(0)); # done in the last R3
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# &mov($tmp1, &DWP( 0,$tmp2,"",0)); # done is the last R3
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&add($A,$tmp1);
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&mov($tmp1, &DWP( 4,$tmp2,"",0));
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&add($B,$tmp1);
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&mov($tmp1, &DWP( 8,$tmp2,"",0));
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&add($C,$tmp1);
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&mov($tmp1, &DWP(12,$tmp2,"",0));
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&add($D,$tmp1);
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&mov(&DWP( 0,$tmp2,"",0),$A);
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&mov(&DWP( 4,$tmp2,"",0),$B);
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&mov($tmp1,&swtmp(0)) unless $normal;
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&mov(&DWP( 8,$tmp2,"",0),$C);
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&mov(&DWP(12,$tmp2,"",0),$D);
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&cmp($tmp1,$X) unless $normal; # check count
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&jae(&label("start")) unless $normal;
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&pop("eax"); # pop the temp variable off the stack
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&pop("ebx");
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&pop("ebp");
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&pop("edi");
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&pop("esi");
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&ret();
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&function_end_B($name);
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}
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370
external/boringssl/crypto/md5/asm/md5-x86_64.pl
vendored
Normal file
370
external/boringssl/crypto/md5/asm/md5-x86_64.pl
vendored
Normal file
@@ -0,0 +1,370 @@
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#!/usr/bin/perl -w
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#
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# MD5 optimized for AMD64.
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#
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# Author: Marc Bevand <bevand_m (at) epita.fr>
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# Licence: I hereby disclaim the copyright on this code and place it
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# in the public domain.
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#
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use strict;
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my $code;
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# round1_step() does:
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# dst = x + ((dst + F(x,y,z) + X[k] + T_i) <<< s)
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# %r10d = X[k_next]
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# %r11d = z' (copy of z for the next step)
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# Each round1_step() takes about 5.3 clocks (9 instructions, 1.7 IPC)
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sub round1_step
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{
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my ($pos, $dst, $x, $y, $z, $k_next, $T_i, $s) = @_;
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$code .= " mov 0*4(%rsi), %r10d /* (NEXT STEP) X[0] */\n" if ($pos == -1);
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$code .= " mov %edx, %r11d /* (NEXT STEP) z' = %edx */\n" if ($pos == -1);
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$code .= <<EOF;
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xor $y, %r11d /* y ^ ... */
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lea $T_i($dst,%r10d),$dst /* Const + dst + ... */
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and $x, %r11d /* x & ... */
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xor $z, %r11d /* z ^ ... */
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mov $k_next*4(%rsi),%r10d /* (NEXT STEP) X[$k_next] */
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add %r11d, $dst /* dst += ... */
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rol \$$s, $dst /* dst <<< s */
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mov $y, %r11d /* (NEXT STEP) z' = $y */
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add $x, $dst /* dst += x */
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EOF
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}
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# round2_step() does:
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# dst = x + ((dst + G(x,y,z) + X[k] + T_i) <<< s)
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# %r10d = X[k_next]
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# %r11d = z' (copy of z for the next step)
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# %r12d = z' (copy of z for the next step)
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# Each round2_step() takes about 5.4 clocks (11 instructions, 2.0 IPC)
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sub round2_step
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{
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my ($pos, $dst, $x, $y, $z, $k_next, $T_i, $s) = @_;
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$code .= " mov 1*4(%rsi), %r10d /* (NEXT STEP) X[1] */\n" if ($pos == -1);
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$code .= " mov %edx, %r11d /* (NEXT STEP) z' = %edx */\n" if ($pos == -1);
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$code .= " mov %edx, %r12d /* (NEXT STEP) z' = %edx */\n" if ($pos == -1);
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$code .= <<EOF;
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not %r11d /* not z */
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lea $T_i($dst,%r10d),$dst /* Const + dst + ... */
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and $x, %r12d /* x & z */
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and $y, %r11d /* y & (not z) */
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mov $k_next*4(%rsi),%r10d /* (NEXT STEP) X[$k_next] */
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or %r11d, %r12d /* (y & (not z)) | (x & z) */
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mov $y, %r11d /* (NEXT STEP) z' = $y */
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add %r12d, $dst /* dst += ... */
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mov $y, %r12d /* (NEXT STEP) z' = $y */
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rol \$$s, $dst /* dst <<< s */
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add $x, $dst /* dst += x */
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EOF
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}
|
||||
|
||||
# round3_step() does:
|
||||
# dst = x + ((dst + H(x,y,z) + X[k] + T_i) <<< s)
|
||||
# %r10d = X[k_next]
|
||||
# %r11d = y' (copy of y for the next step)
|
||||
# Each round3_step() takes about 4.2 clocks (8 instructions, 1.9 IPC)
|
||||
sub round3_step
|
||||
{
|
||||
my ($pos, $dst, $x, $y, $z, $k_next, $T_i, $s) = @_;
|
||||
$code .= " mov 5*4(%rsi), %r10d /* (NEXT STEP) X[5] */\n" if ($pos == -1);
|
||||
$code .= " mov %ecx, %r11d /* (NEXT STEP) y' = %ecx */\n" if ($pos == -1);
|
||||
$code .= <<EOF;
|
||||
lea $T_i($dst,%r10d),$dst /* Const + dst + ... */
|
||||
mov $k_next*4(%rsi),%r10d /* (NEXT STEP) X[$k_next] */
|
||||
xor $z, %r11d /* z ^ ... */
|
||||
xor $x, %r11d /* x ^ ... */
|
||||
add %r11d, $dst /* dst += ... */
|
||||
rol \$$s, $dst /* dst <<< s */
|
||||
mov $x, %r11d /* (NEXT STEP) y' = $x */
|
||||
add $x, $dst /* dst += x */
|
||||
EOF
|
||||
}
|
||||
|
||||
# round4_step() does:
|
||||
# dst = x + ((dst + I(x,y,z) + X[k] + T_i) <<< s)
|
||||
# %r10d = X[k_next]
|
||||
# %r11d = not z' (copy of not z for the next step)
|
||||
# Each round4_step() takes about 5.2 clocks (9 instructions, 1.7 IPC)
|
||||
sub round4_step
|
||||
{
|
||||
my ($pos, $dst, $x, $y, $z, $k_next, $T_i, $s) = @_;
|
||||
$code .= " mov 0*4(%rsi), %r10d /* (NEXT STEP) X[0] */\n" if ($pos == -1);
|
||||
$code .= " mov \$0xffffffff, %r11d\n" if ($pos == -1);
|
||||
$code .= " xor %edx, %r11d /* (NEXT STEP) not z' = not %edx*/\n"
|
||||
if ($pos == -1);
|
||||
$code .= <<EOF;
|
||||
lea $T_i($dst,%r10d),$dst /* Const + dst + ... */
|
||||
or $x, %r11d /* x | ... */
|
||||
xor $y, %r11d /* y ^ ... */
|
||||
add %r11d, $dst /* dst += ... */
|
||||
mov $k_next*4(%rsi),%r10d /* (NEXT STEP) X[$k_next] */
|
||||
mov \$0xffffffff, %r11d
|
||||
rol \$$s, $dst /* dst <<< s */
|
||||
xor $y, %r11d /* (NEXT STEP) not z' = not $y */
|
||||
add $x, $dst /* dst += x */
|
||||
EOF
|
||||
}
|
||||
|
||||
no warnings qw(uninitialized);
|
||||
my $flavour = shift;
|
||||
my $output = shift || "";
|
||||
if ($flavour =~ /\./) { $output = $flavour; undef $flavour; }
|
||||
|
||||
my $win64=0; $win64=1 if ($flavour =~ /[nm]asm|mingw64/ || $output =~ /\.asm$/);
|
||||
|
||||
$0 =~ m/(.*[\/\\])[^\/\\]+$/; my $dir=$1; my $xlate;
|
||||
( $xlate="${dir}x86_64-xlate.pl" and -f $xlate ) or
|
||||
( $xlate="${dir}../../perlasm/x86_64-xlate.pl" and -f $xlate) or
|
||||
die "can't locate x86_64-xlate.pl";
|
||||
|
||||
open OUT,"| \"$^X\" $xlate $flavour $output";
|
||||
*STDOUT=*OUT;
|
||||
|
||||
$code .= <<EOF;
|
||||
.text
|
||||
.align 16
|
||||
|
||||
.globl md5_block_asm_data_order
|
||||
.type md5_block_asm_data_order,\@function,3
|
||||
md5_block_asm_data_order:
|
||||
push %rbp
|
||||
push %rbx
|
||||
push %r12
|
||||
push %r14
|
||||
push %r15
|
||||
.Lprologue:
|
||||
|
||||
# rdi = arg #1 (ctx, MD5_CTX pointer)
|
||||
# rsi = arg #2 (ptr, data pointer)
|
||||
# rdx = arg #3 (nbr, number of 16-word blocks to process)
|
||||
mov %rdi, %rbp # rbp = ctx
|
||||
shl \$6, %rdx # rdx = nbr in bytes
|
||||
lea (%rsi,%rdx), %rdi # rdi = end
|
||||
mov 0*4(%rbp), %eax # eax = ctx->A
|
||||
mov 1*4(%rbp), %ebx # ebx = ctx->B
|
||||
mov 2*4(%rbp), %ecx # ecx = ctx->C
|
||||
mov 3*4(%rbp), %edx # edx = ctx->D
|
||||
# end is 'rdi'
|
||||
# ptr is 'rsi'
|
||||
# A is 'eax'
|
||||
# B is 'ebx'
|
||||
# C is 'ecx'
|
||||
# D is 'edx'
|
||||
|
||||
cmp %rdi, %rsi # cmp end with ptr
|
||||
je .Lend # jmp if ptr == end
|
||||
|
||||
# BEGIN of loop over 16-word blocks
|
||||
.Lloop: # save old values of A, B, C, D
|
||||
mov %eax, %r8d
|
||||
mov %ebx, %r9d
|
||||
mov %ecx, %r14d
|
||||
mov %edx, %r15d
|
||||
EOF
|
||||
round1_step(-1,'%eax','%ebx','%ecx','%edx', '1','0xd76aa478', '7');
|
||||
round1_step( 0,'%edx','%eax','%ebx','%ecx', '2','0xe8c7b756','12');
|
||||
round1_step( 0,'%ecx','%edx','%eax','%ebx', '3','0x242070db','17');
|
||||
round1_step( 0,'%ebx','%ecx','%edx','%eax', '4','0xc1bdceee','22');
|
||||
round1_step( 0,'%eax','%ebx','%ecx','%edx', '5','0xf57c0faf', '7');
|
||||
round1_step( 0,'%edx','%eax','%ebx','%ecx', '6','0x4787c62a','12');
|
||||
round1_step( 0,'%ecx','%edx','%eax','%ebx', '7','0xa8304613','17');
|
||||
round1_step( 0,'%ebx','%ecx','%edx','%eax', '8','0xfd469501','22');
|
||||
round1_step( 0,'%eax','%ebx','%ecx','%edx', '9','0x698098d8', '7');
|
||||
round1_step( 0,'%edx','%eax','%ebx','%ecx','10','0x8b44f7af','12');
|
||||
round1_step( 0,'%ecx','%edx','%eax','%ebx','11','0xffff5bb1','17');
|
||||
round1_step( 0,'%ebx','%ecx','%edx','%eax','12','0x895cd7be','22');
|
||||
round1_step( 0,'%eax','%ebx','%ecx','%edx','13','0x6b901122', '7');
|
||||
round1_step( 0,'%edx','%eax','%ebx','%ecx','14','0xfd987193','12');
|
||||
round1_step( 0,'%ecx','%edx','%eax','%ebx','15','0xa679438e','17');
|
||||
round1_step( 1,'%ebx','%ecx','%edx','%eax', '0','0x49b40821','22');
|
||||
|
||||
round2_step(-1,'%eax','%ebx','%ecx','%edx', '6','0xf61e2562', '5');
|
||||
round2_step( 0,'%edx','%eax','%ebx','%ecx','11','0xc040b340', '9');
|
||||
round2_step( 0,'%ecx','%edx','%eax','%ebx', '0','0x265e5a51','14');
|
||||
round2_step( 0,'%ebx','%ecx','%edx','%eax', '5','0xe9b6c7aa','20');
|
||||
round2_step( 0,'%eax','%ebx','%ecx','%edx','10','0xd62f105d', '5');
|
||||
round2_step( 0,'%edx','%eax','%ebx','%ecx','15', '0x2441453', '9');
|
||||
round2_step( 0,'%ecx','%edx','%eax','%ebx', '4','0xd8a1e681','14');
|
||||
round2_step( 0,'%ebx','%ecx','%edx','%eax', '9','0xe7d3fbc8','20');
|
||||
round2_step( 0,'%eax','%ebx','%ecx','%edx','14','0x21e1cde6', '5');
|
||||
round2_step( 0,'%edx','%eax','%ebx','%ecx', '3','0xc33707d6', '9');
|
||||
round2_step( 0,'%ecx','%edx','%eax','%ebx', '8','0xf4d50d87','14');
|
||||
round2_step( 0,'%ebx','%ecx','%edx','%eax','13','0x455a14ed','20');
|
||||
round2_step( 0,'%eax','%ebx','%ecx','%edx', '2','0xa9e3e905', '5');
|
||||
round2_step( 0,'%edx','%eax','%ebx','%ecx', '7','0xfcefa3f8', '9');
|
||||
round2_step( 0,'%ecx','%edx','%eax','%ebx','12','0x676f02d9','14');
|
||||
round2_step( 1,'%ebx','%ecx','%edx','%eax', '0','0x8d2a4c8a','20');
|
||||
|
||||
round3_step(-1,'%eax','%ebx','%ecx','%edx', '8','0xfffa3942', '4');
|
||||
round3_step( 0,'%edx','%eax','%ebx','%ecx','11','0x8771f681','11');
|
||||
round3_step( 0,'%ecx','%edx','%eax','%ebx','14','0x6d9d6122','16');
|
||||
round3_step( 0,'%ebx','%ecx','%edx','%eax', '1','0xfde5380c','23');
|
||||
round3_step( 0,'%eax','%ebx','%ecx','%edx', '4','0xa4beea44', '4');
|
||||
round3_step( 0,'%edx','%eax','%ebx','%ecx', '7','0x4bdecfa9','11');
|
||||
round3_step( 0,'%ecx','%edx','%eax','%ebx','10','0xf6bb4b60','16');
|
||||
round3_step( 0,'%ebx','%ecx','%edx','%eax','13','0xbebfbc70','23');
|
||||
round3_step( 0,'%eax','%ebx','%ecx','%edx', '0','0x289b7ec6', '4');
|
||||
round3_step( 0,'%edx','%eax','%ebx','%ecx', '3','0xeaa127fa','11');
|
||||
round3_step( 0,'%ecx','%edx','%eax','%ebx', '6','0xd4ef3085','16');
|
||||
round3_step( 0,'%ebx','%ecx','%edx','%eax', '9', '0x4881d05','23');
|
||||
round3_step( 0,'%eax','%ebx','%ecx','%edx','12','0xd9d4d039', '4');
|
||||
round3_step( 0,'%edx','%eax','%ebx','%ecx','15','0xe6db99e5','11');
|
||||
round3_step( 0,'%ecx','%edx','%eax','%ebx', '2','0x1fa27cf8','16');
|
||||
round3_step( 1,'%ebx','%ecx','%edx','%eax', '0','0xc4ac5665','23');
|
||||
|
||||
round4_step(-1,'%eax','%ebx','%ecx','%edx', '7','0xf4292244', '6');
|
||||
round4_step( 0,'%edx','%eax','%ebx','%ecx','14','0x432aff97','10');
|
||||
round4_step( 0,'%ecx','%edx','%eax','%ebx', '5','0xab9423a7','15');
|
||||
round4_step( 0,'%ebx','%ecx','%edx','%eax','12','0xfc93a039','21');
|
||||
round4_step( 0,'%eax','%ebx','%ecx','%edx', '3','0x655b59c3', '6');
|
||||
round4_step( 0,'%edx','%eax','%ebx','%ecx','10','0x8f0ccc92','10');
|
||||
round4_step( 0,'%ecx','%edx','%eax','%ebx', '1','0xffeff47d','15');
|
||||
round4_step( 0,'%ebx','%ecx','%edx','%eax', '8','0x85845dd1','21');
|
||||
round4_step( 0,'%eax','%ebx','%ecx','%edx','15','0x6fa87e4f', '6');
|
||||
round4_step( 0,'%edx','%eax','%ebx','%ecx', '6','0xfe2ce6e0','10');
|
||||
round4_step( 0,'%ecx','%edx','%eax','%ebx','13','0xa3014314','15');
|
||||
round4_step( 0,'%ebx','%ecx','%edx','%eax', '4','0x4e0811a1','21');
|
||||
round4_step( 0,'%eax','%ebx','%ecx','%edx','11','0xf7537e82', '6');
|
||||
round4_step( 0,'%edx','%eax','%ebx','%ecx', '2','0xbd3af235','10');
|
||||
round4_step( 0,'%ecx','%edx','%eax','%ebx', '9','0x2ad7d2bb','15');
|
||||
round4_step( 1,'%ebx','%ecx','%edx','%eax', '0','0xeb86d391','21');
|
||||
$code .= <<EOF;
|
||||
# add old values of A, B, C, D
|
||||
add %r8d, %eax
|
||||
add %r9d, %ebx
|
||||
add %r14d, %ecx
|
||||
add %r15d, %edx
|
||||
|
||||
# loop control
|
||||
add \$64, %rsi # ptr += 64
|
||||
cmp %rdi, %rsi # cmp end with ptr
|
||||
jb .Lloop # jmp if ptr < end
|
||||
# END of loop over 16-word blocks
|
||||
|
||||
.Lend:
|
||||
mov %eax, 0*4(%rbp) # ctx->A = A
|
||||
mov %ebx, 1*4(%rbp) # ctx->B = B
|
||||
mov %ecx, 2*4(%rbp) # ctx->C = C
|
||||
mov %edx, 3*4(%rbp) # ctx->D = D
|
||||
|
||||
mov (%rsp),%r15
|
||||
mov 8(%rsp),%r14
|
||||
mov 16(%rsp),%r12
|
||||
mov 24(%rsp),%rbx
|
||||
mov 32(%rsp),%rbp
|
||||
add \$40,%rsp
|
||||
.Lepilogue:
|
||||
ret
|
||||
.size md5_block_asm_data_order,.-md5_block_asm_data_order
|
||||
EOF
|
||||
|
||||
# EXCEPTION_DISPOSITION handler (EXCEPTION_RECORD *rec,ULONG64 frame,
|
||||
# CONTEXT *context,DISPATCHER_CONTEXT *disp)
|
||||
if ($win64) {
|
||||
my $rec="%rcx";
|
||||
my $frame="%rdx";
|
||||
my $context="%r8";
|
||||
my $disp="%r9";
|
||||
|
||||
$code.=<<___;
|
||||
.extern __imp_RtlVirtualUnwind
|
||||
.type se_handler,\@abi-omnipotent
|
||||
.align 16
|
||||
se_handler:
|
||||
push %rsi
|
||||
push %rdi
|
||||
push %rbx
|
||||
push %rbp
|
||||
push %r12
|
||||
push %r13
|
||||
push %r14
|
||||
push %r15
|
||||
pushfq
|
||||
sub \$64,%rsp
|
||||
|
||||
mov 120($context),%rax # pull context->Rax
|
||||
mov 248($context),%rbx # pull context->Rip
|
||||
|
||||
lea .Lprologue(%rip),%r10
|
||||
cmp %r10,%rbx # context->Rip<.Lprologue
|
||||
jb .Lin_prologue
|
||||
|
||||
mov 152($context),%rax # pull context->Rsp
|
||||
|
||||
lea .Lepilogue(%rip),%r10
|
||||
cmp %r10,%rbx # context->Rip>=.Lepilogue
|
||||
jae .Lin_prologue
|
||||
|
||||
lea 40(%rax),%rax
|
||||
|
||||
mov -8(%rax),%rbp
|
||||
mov -16(%rax),%rbx
|
||||
mov -24(%rax),%r12
|
||||
mov -32(%rax),%r14
|
||||
mov -40(%rax),%r15
|
||||
mov %rbx,144($context) # restore context->Rbx
|
||||
mov %rbp,160($context) # restore context->Rbp
|
||||
mov %r12,216($context) # restore context->R12
|
||||
mov %r14,232($context) # restore context->R14
|
||||
mov %r15,240($context) # restore context->R15
|
||||
|
||||
.Lin_prologue:
|
||||
mov 8(%rax),%rdi
|
||||
mov 16(%rax),%rsi
|
||||
mov %rax,152($context) # restore context->Rsp
|
||||
mov %rsi,168($context) # restore context->Rsi
|
||||
mov %rdi,176($context) # restore context->Rdi
|
||||
|
||||
mov 40($disp),%rdi # disp->ContextRecord
|
||||
mov $context,%rsi # context
|
||||
mov \$154,%ecx # sizeof(CONTEXT)
|
||||
.long 0xa548f3fc # cld; rep movsq
|
||||
|
||||
mov $disp,%rsi
|
||||
xor %rcx,%rcx # arg1, UNW_FLAG_NHANDLER
|
||||
mov 8(%rsi),%rdx # arg2, disp->ImageBase
|
||||
mov 0(%rsi),%r8 # arg3, disp->ControlPc
|
||||
mov 16(%rsi),%r9 # arg4, disp->FunctionEntry
|
||||
mov 40(%rsi),%r10 # disp->ContextRecord
|
||||
lea 56(%rsi),%r11 # &disp->HandlerData
|
||||
lea 24(%rsi),%r12 # &disp->EstablisherFrame
|
||||
mov %r10,32(%rsp) # arg5
|
||||
mov %r11,40(%rsp) # arg6
|
||||
mov %r12,48(%rsp) # arg7
|
||||
mov %rcx,56(%rsp) # arg8, (NULL)
|
||||
call *__imp_RtlVirtualUnwind(%rip)
|
||||
|
||||
mov \$1,%eax # ExceptionContinueSearch
|
||||
add \$64,%rsp
|
||||
popfq
|
||||
pop %r15
|
||||
pop %r14
|
||||
pop %r13
|
||||
pop %r12
|
||||
pop %rbp
|
||||
pop %rbx
|
||||
pop %rdi
|
||||
pop %rsi
|
||||
ret
|
||||
.size se_handler,.-se_handler
|
||||
|
||||
.section .pdata
|
||||
.align 4
|
||||
.rva .LSEH_begin_md5_block_asm_data_order
|
||||
.rva .LSEH_end_md5_block_asm_data_order
|
||||
.rva .LSEH_info_md5_block_asm_data_order
|
||||
|
||||
.section .xdata
|
||||
.align 8
|
||||
.LSEH_info_md5_block_asm_data_order:
|
||||
.byte 9,0,0,0
|
||||
.rva se_handler
|
||||
___
|
||||
}
|
||||
|
||||
print $code;
|
||||
|
||||
close STDOUT;
|
||||
Reference in New Issue
Block a user