diff options
Diffstat (limited to 'openssl-1.1.0h/crypto/sha/asm/sha1-alpha.pl')
| -rw-r--r-- | openssl-1.1.0h/crypto/sha/asm/sha1-alpha.pl | 329 |
1 files changed, 329 insertions, 0 deletions
diff --git a/openssl-1.1.0h/crypto/sha/asm/sha1-alpha.pl b/openssl-1.1.0h/crypto/sha/asm/sha1-alpha.pl new file mode 100644 index 0000000..4124958 --- /dev/null +++ b/openssl-1.1.0h/crypto/sha/asm/sha1-alpha.pl @@ -0,0 +1,329 @@ +#! /usr/bin/env perl +# Copyright 2009-2016 The OpenSSL Project Authors. All Rights Reserved. +# +# Licensed under the OpenSSL license (the "License"). You may not use +# this file except in compliance with the License. You can obtain a copy +# in the file LICENSE in the source distribution or at +# https://www.openssl.org/source/license.html + + +# ==================================================================== +# 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/. +# ==================================================================== + +# SHA1 block procedure for Alpha. + +# On 21264 performance is 33% better than code generated by vendor +# compiler, and 75% better than GCC [3.4], and in absolute terms is +# 8.7 cycles per processed byte. Implementation features vectorized +# byte swap, but not Xupdate. + +@X=( "\$0", "\$1", "\$2", "\$3", "\$4", "\$5", "\$6", "\$7", + "\$8", "\$9", "\$10", "\$11", "\$12", "\$13", "\$14", "\$15"); +$ctx="a0"; # $16 +$inp="a1"; +$num="a2"; +$A="a3"; +$B="a4"; # 20 +$C="a5"; +$D="t8"; +$E="t9"; @V=($A,$B,$C,$D,$E); +$t0="t10"; # 24 +$t1="t11"; +$t2="ra"; +$t3="t12"; +$K="AT"; # 28 + +sub BODY_00_19 { +my ($i,$a,$b,$c,$d,$e)=@_; +my $j=$i+1; +$code.=<<___ if ($i==0); + ldq_u @X[0],0+0($inp) + ldq_u @X[1],0+7($inp) +___ +$code.=<<___ if (!($i&1) && $i<14); + ldq_u @X[$i+2],($i+2)*4+0($inp) + ldq_u @X[$i+3],($i+2)*4+7($inp) +___ +$code.=<<___ if (!($i&1) && $i<15); + extql @X[$i],$inp,@X[$i] + extqh @X[$i+1],$inp,@X[$i+1] + + or @X[$i+1],@X[$i],@X[$i] # pair of 32-bit values are fetched + + srl @X[$i],24,$t0 # vectorized byte swap + srl @X[$i],8,$t2 + + sll @X[$i],8,$t3 + sll @X[$i],24,@X[$i] + zapnot $t0,0x11,$t0 + zapnot $t2,0x22,$t2 + + zapnot @X[$i],0x88,@X[$i] + or $t0,$t2,$t0 + zapnot $t3,0x44,$t3 + sll $a,5,$t1 + + or @X[$i],$t0,@X[$i] + addl $K,$e,$e + and $b,$c,$t2 + zapnot $a,0xf,$a + + or @X[$i],$t3,@X[$i] + srl $a,27,$t0 + bic $d,$b,$t3 + sll $b,30,$b + + extll @X[$i],4,@X[$i+1] # extract upper half + or $t2,$t3,$t2 + addl @X[$i],$e,$e + + addl $t1,$e,$e + srl $b,32,$t3 + zapnot @X[$i],0xf,@X[$i] + + addl $t0,$e,$e + addl $t2,$e,$e + or $t3,$b,$b +___ +$code.=<<___ if (($i&1) && $i<15); + sll $a,5,$t1 + addl $K,$e,$e + and $b,$c,$t2 + zapnot $a,0xf,$a + + srl $a,27,$t0 + addl @X[$i%16],$e,$e + bic $d,$b,$t3 + sll $b,30,$b + + or $t2,$t3,$t2 + addl $t1,$e,$e + srl $b,32,$t3 + zapnot @X[$i],0xf,@X[$i] + + addl $t0,$e,$e + addl $t2,$e,$e + or $t3,$b,$b +___ +$code.=<<___ if ($i>=15); # with forward Xupdate + sll $a,5,$t1 + addl $K,$e,$e + and $b,$c,$t2 + xor @X[($j+2)%16],@X[$j%16],@X[$j%16] + + zapnot $a,0xf,$a + addl @X[$i%16],$e,$e + bic $d,$b,$t3 + xor @X[($j+8)%16],@X[$j%16],@X[$j%16] + + srl $a,27,$t0 + addl $t1,$e,$e + or $t2,$t3,$t2 + xor @X[($j+13)%16],@X[$j%16],@X[$j%16] + + sll $b,30,$b + addl $t0,$e,$e + srl @X[$j%16],31,$t1 + + addl $t2,$e,$e + srl $b,32,$t3 + addl @X[$j%16],@X[$j%16],@X[$j%16] + + or $t3,$b,$b + zapnot @X[$i%16],0xf,@X[$i%16] + or $t1,@X[$j%16],@X[$j%16] +___ +} + +sub BODY_20_39 { +my ($i,$a,$b,$c,$d,$e)=@_; +my $j=$i+1; +$code.=<<___ if ($i<79); # with forward Xupdate + sll $a,5,$t1 + addl $K,$e,$e + zapnot $a,0xf,$a + xor @X[($j+2)%16],@X[$j%16],@X[$j%16] + + sll $b,30,$t3 + addl $t1,$e,$e + xor $b,$c,$t2 + xor @X[($j+8)%16],@X[$j%16],@X[$j%16] + + srl $b,2,$b + addl @X[$i%16],$e,$e + xor $d,$t2,$t2 + xor @X[($j+13)%16],@X[$j%16],@X[$j%16] + + srl @X[$j%16],31,$t1 + addl $t2,$e,$e + srl $a,27,$t0 + addl @X[$j%16],@X[$j%16],@X[$j%16] + + or $t3,$b,$b + addl $t0,$e,$e + or $t1,@X[$j%16],@X[$j%16] +___ +$code.=<<___ if ($i<77); + zapnot @X[$i%16],0xf,@X[$i%16] +___ +$code.=<<___ if ($i==79); # with context fetch + sll $a,5,$t1 + addl $K,$e,$e + zapnot $a,0xf,$a + ldl @X[0],0($ctx) + + sll $b,30,$t3 + addl $t1,$e,$e + xor $b,$c,$t2 + ldl @X[1],4($ctx) + + srl $b,2,$b + addl @X[$i%16],$e,$e + xor $d,$t2,$t2 + ldl @X[2],8($ctx) + + srl $a,27,$t0 + addl $t2,$e,$e + ldl @X[3],12($ctx) + + or $t3,$b,$b + addl $t0,$e,$e + ldl @X[4],16($ctx) +___ +} + +sub BODY_40_59 { +my ($i,$a,$b,$c,$d,$e)=@_; +my $j=$i+1; +$code.=<<___; # with forward Xupdate + sll $a,5,$t1 + addl $K,$e,$e + zapnot $a,0xf,$a + xor @X[($j+2)%16],@X[$j%16],@X[$j%16] + + srl $a,27,$t0 + and $b,$c,$t2 + and $b,$d,$t3 + xor @X[($j+8)%16],@X[$j%16],@X[$j%16] + + sll $b,30,$b + addl $t1,$e,$e + xor @X[($j+13)%16],@X[$j%16],@X[$j%16] + + srl @X[$j%16],31,$t1 + addl $t0,$e,$e + or $t2,$t3,$t2 + and $c,$d,$t3 + + or $t2,$t3,$t2 + srl $b,32,$t3 + addl @X[$i%16],$e,$e + addl @X[$j%16],@X[$j%16],@X[$j%16] + + or $t3,$b,$b + addl $t2,$e,$e + or $t1,@X[$j%16],@X[$j%16] + zapnot @X[$i%16],0xf,@X[$i%16] +___ +} + +$code=<<___; +#ifdef __linux__ +#include <asm/regdef.h> +#else +#include <asm.h> +#include <regdef.h> +#endif + +.text + +.set noat +.set noreorder +.globl sha1_block_data_order +.align 5 +.ent sha1_block_data_order +sha1_block_data_order: + lda sp,-64(sp) + stq ra,0(sp) + stq s0,8(sp) + stq s1,16(sp) + stq s2,24(sp) + stq s3,32(sp) + stq s4,40(sp) + stq s5,48(sp) + stq fp,56(sp) + .mask 0x0400fe00,-64 + .frame sp,64,ra + .prologue 0 + + ldl $A,0($ctx) + ldl $B,4($ctx) + sll $num,6,$num + ldl $C,8($ctx) + ldl $D,12($ctx) + ldl $E,16($ctx) + addq $inp,$num,$num + +.Lloop: + .set noreorder + ldah $K,23170(zero) + zapnot $B,0xf,$B + lda $K,31129($K) # K_00_19 +___ +for ($i=0;$i<20;$i++) { &BODY_00_19($i,@V); unshift(@V,pop(@V)); } + +$code.=<<___; + ldah $K,28378(zero) + lda $K,-5215($K) # K_20_39 +___ +for (;$i<40;$i++) { &BODY_20_39($i,@V); unshift(@V,pop(@V)); } + +$code.=<<___; + ldah $K,-28900(zero) + lda $K,-17188($K) # K_40_59 +___ +for (;$i<60;$i++) { &BODY_40_59($i,@V); unshift(@V,pop(@V)); } + +$code.=<<___; + ldah $K,-13725(zero) + lda $K,-15914($K) # K_60_79 +___ +for (;$i<80;$i++) { &BODY_20_39($i,@V); unshift(@V,pop(@V)); } + +$code.=<<___; + addl @X[0],$A,$A + addl @X[1],$B,$B + addl @X[2],$C,$C + addl @X[3],$D,$D + addl @X[4],$E,$E + stl $A,0($ctx) + stl $B,4($ctx) + addq $inp,64,$inp + stl $C,8($ctx) + stl $D,12($ctx) + stl $E,16($ctx) + cmpult $inp,$num,$t1 + bne $t1,.Lloop + + .set noreorder + ldq ra,0(sp) + ldq s0,8(sp) + ldq s1,16(sp) + ldq s2,24(sp) + ldq s3,32(sp) + ldq s4,40(sp) + ldq s5,48(sp) + ldq fp,56(sp) + lda sp,64(sp) + ret (ra) +.end sha1_block_data_order +.ascii "SHA1 block transform for Alpha, CRYPTOGAMS by <appro\@openssl.org>" +.align 2 +___ +$output=pop and open STDOUT,">$output"; +print $code; +close STDOUT; |