diff options
| author | Adam Langley <agl@chromium.org> | 2014-06-20 23:00:00 +0400 |
|---|---|---|
| committer | Adam Langley <agl@chromium.org> | 2014-06-21 00:17:39 +0400 |
| commit | 9a7cb3888254d77785bfc9f081bd4a6bf73cf888 (patch) | |
| tree | d4e42c3cf902a5413327215d8372609170bebe1c /crypto/rc4 | |
| parent | 43134282d0d2502b9d08fae93b59b5de590f6cd6 (diff) | |
rc4/asm/rc4-586.pl: allow for 386-only build.
(Imported from upstream's 1f59eb5f111149eb0cf5cdc2b378cfa0fbdfa9c3)
Diffstat (limited to 'crypto/rc4')
| -rw-r--r-- | crypto/rc4/asm/rc4-586.pl | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/crypto/rc4/asm/rc4-586.pl b/crypto/rc4/asm/rc4-586.pl index 84f1a798..e3f3b044 100644 --- a/crypto/rc4/asm/rc4-586.pl +++ b/crypto/rc4/asm/rc4-586.pl @@ -60,7 +60,7 @@ $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1; push(@INC,"${dir}","${dir}../../perlasm"); require "x86asm.pl"; -&asm_init($ARGV[0],"rc4-586.pl"); +&asm_init($ARGV[0],"rc4-586.pl",$x86only = $ARGV[$#ARGV] eq "386"); $xx="eax"; $yy="ebx"; @@ -184,8 +184,11 @@ if ($alt=0) { &and ($ty,-4); # how many 4-byte chunks? &jz (&label("loop1")); - &test ($ty,-8); &mov (&wparam(3),$out); # $out as accumulator in these loops + if ($x86only) { + &jmp (&label("go4loop4")); + } else { + &test ($ty,-8); &jz (&label("go4loop4")); &picmeup($out,"OPENSSL_ia32cap_P"); @@ -228,6 +231,7 @@ if ($alt=0) { &cmp ($inp,&wparam(1)); # compare to input+len &je (&label("done")); &jmp (&label("loop1")); + } &set_label("go4loop4",16); &lea ($ty,&DWP(-4,$inp,$ty)); |