diff options
Diffstat (limited to 'openssl/crypto/md5/asm')
-rw-r--r-- | openssl/crypto/md5/asm/md5-586.pl | 306 | ||||
-rw-r--r-- | openssl/crypto/md5/asm/md5-x86_64.pl | 245 |
2 files changed, 551 insertions, 0 deletions
diff --git a/openssl/crypto/md5/asm/md5-586.pl b/openssl/crypto/md5/asm/md5-586.pl new file mode 100644 index 000000000..76ac235f7 --- /dev/null +++ b/openssl/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($D)); +@xo=( + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, # R0 + 1, 6, 11, 0, 5, 10, 15, 4, 9, 14, 3, 8, 13, 2, 7, 12, # R1 + 5, 8, 11, 14, 1, 4, 7, 10, 13, 0, 3, 6, 9, 12, 15, 2, # R2 + 0, 7, 14, 5, 12, 3, 10, 1, 8, 15, 6, 13, 4, 11, 2, 9, # R3 + ); + +&md5_block("md5_block_asm_data_order"); +&asm_finish(); + +sub Np + { + local($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); + } + diff --git a/openssl/crypto/md5/asm/md5-x86_64.pl b/openssl/crypto/md5/asm/md5-x86_64.pl new file mode 100644 index 000000000..9a6fa6722 --- /dev/null +++ b/openssl/crypto/md5/asm/md5-x86_64.pl @@ -0,0 +1,245 @@ +#!/usr/bin/perl -w +# +# MD5 optimized for AMD64. +# +# Author: Marc Bevand <bevand_m (at) epita.fr> +# Licence: I hereby disclaim the copyright on this code and place it +# in the public domain. +# + +use strict; + +my $code; + +# round1_step() does: +# dst = x + ((dst + F(x,y,z) + X[k] + T_i) <<< s) +# %r10d = X[k_next] +# %r11d = z' (copy of z for the next step) +# Each round1_step() takes about 5.71 clocks (9 instructions, 1.58 IPC) +sub round1_step +{ + my ($pos, $dst, $x, $y, $z, $k_next, $T_i, $s) = @_; + $code .= " mov 0*4(%rsi), %r10d /* (NEXT STEP) X[0] */\n" if ($pos == -1); + $code .= " mov %edx, %r11d /* (NEXT STEP) z' = %edx */\n" if ($pos == -1); + $code .= <<EOF; + xor $y, %r11d /* y ^ ... */ + lea $T_i($dst,%r10d),$dst /* Const + dst + ... */ + and $x, %r11d /* x & ... */ + xor $z, %r11d /* z ^ ... */ + mov $k_next*4(%rsi),%r10d /* (NEXT STEP) X[$k_next] */ + add %r11d, $dst /* dst += ... */ + rol \$$s, $dst /* dst <<< s */ + mov $y, %r11d /* (NEXT STEP) z' = $y */ + add $x, $dst /* dst += x */ +EOF +} + +# round2_step() does: +# dst = x + ((dst + G(x,y,z) + X[k] + T_i) <<< s) +# %r10d = X[k_next] +# %r11d = y' (copy of y for the next step) +# Each round2_step() takes about 6.22 clocks (9 instructions, 1.45 IPC) +sub round2_step +{ + my ($pos, $dst, $x, $y, $z, $k_next, $T_i, $s) = @_; + $code .= " mov 1*4(%rsi), %r10d /* (NEXT STEP) X[1] */\n" if ($pos == -1); + $code .= " mov %ecx, %r11d /* (NEXT STEP) y' = %ecx */\n" if ($pos == -1); + $code .= <<EOF; + xor $x, %r11d /* x ^ ... */ + lea $T_i($dst,%r10d),$dst /* Const + dst + ... */ + and $z, %r11d /* z & ... */ + xor $y, %r11d /* y ^ ... */ + mov $k_next*4(%rsi),%r10d /* (NEXT STEP) X[$k_next] */ + add %r11d, $dst /* dst += ... */ + rol \$$s, $dst /* dst <<< s */ + mov $x, %r11d /* (NEXT STEP) y' = $x */ + add $x, $dst /* dst += x */ +EOF +} + +# round3_step() does: +# dst = x + ((dst + H(x,y,z) + X[k] + T_i) <<< s) +# %r10d = X[k_next] +# %r11d = y' (copy of y for the next step) +# Each round3_step() takes about 4.26 clocks (8 instructions, 1.88 IPC) +sub round3_step +{ + my ($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, $dst /* dst += x */ +EOF +} + +# round4_step() does: +# dst = x + ((dst + I(x,y,z) + X[k] + T_i) <<< s) +# %r10d = X[k_next] +# %r11d = not z' (copy of not z for the next step) +# Each round4_step() takes about 5.27 clocks (9 instructions, 1.71 IPC) +sub round4_step +{ + my ($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 +} + +my $output = shift; +open STDOUT,"| $^X ../perlasm/x86_64-xlate.pl $output"; + +$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 %r14 + push %r15 + + # 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 + + pop %r15 + pop %r14 + pop %rbx + pop %rbp + ret +.size md5_block_asm_data_order,.-md5_block_asm_data_order +EOF + +print $code; + +close STDOUT; |