diff options
Diffstat (limited to 'crypto/pariscid.pl')
| -rwxr-xr-x | crypto/pariscid.pl | 61 |
1 files changed, 56 insertions, 5 deletions
diff --git a/crypto/pariscid.pl b/crypto/pariscid.pl index bfc56fdc7fc0..5a231c49f02a 100755 --- a/crypto/pariscid.pl +++ b/crypto/pariscid.pl @@ -1,4 +1,11 @@ -#!/usr/bin/env perl +#! /usr/bin/env perl +# Copyright 2009-2018 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 + $flavour = shift; $output = shift; @@ -131,6 +138,37 @@ L\$done ___ } { +my ($in1,$in2,$len)=("%r26","%r25","%r24"); + +$code.=<<___; + .EXPORT CRYPTO_memcmp,ENTRY,ARGW0=GR,ARGW1=GR,ARGW1=GR + .ALIGN 8 +CRYPTO_memcmp + .PROC + .CALLINFO NO_CALLS + .ENTRY + cmpib,*= 0,$len,L\$no_data + xor $rv,$rv,$rv + +L\$oop_cmp + ldb 0($in1),%r19 + ldb 0($in2),%r20 + ldo 1($in1),$in1 + ldo 1($in2),$in2 + xor %r19,%r20,%r29 + addib,*<> -1,$len,L\$oop_cmp + or %r29,$rv,$rv + + sub %r0,$rv,%r29 + extru %r29,0,1,$rv +L\$no_data + bv ($rp) + .EXIT + nop + .PROCEND +___ +} +{ my ($out,$cnt,$max)=("%r26","%r25","%r24"); my ($tick,$lasttick)=("%r23","%r22"); my ($diff,$lastdiff)=("%r21","%r20"); @@ -217,9 +255,22 @@ L\$done2 .PROCEND ___ } -$code =~ s/cmpib,\*/comib,/gm if ($SIZE_T==4); -$code =~ s/,\*/,/gm if ($SIZE_T==4); -$code =~ s/\bbv\b/bve/gm if ($SIZE_T==8); -print $code; + +if (`$ENV{CC} -Wa,-v -c -o /dev/null -x assembler /dev/null 2>&1` + =~ /GNU assembler/) { + $gnuas = 1; +} + +foreach(split("\n",$code)) { + + s/(\.LEVEL\s+2\.0)W/$1w/ if ($gnuas && $SIZE_T==8); + s/\.SPACE\s+\$TEXT\$/.text/ if ($gnuas && $SIZE_T==8); + s/\.SUBSPA.*// if ($gnuas && $SIZE_T==8); + s/cmpib,\*/comib,/ if ($SIZE_T==4); + s/,\*/,/ if ($SIZE_T==4); + s/\bbv\b/bve/ if ($SIZE_T==8); + + print $_,"\n"; +} close STDOUT; |