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modes/asm/ghash-x86_64.pl: refine GNU assembler version detection.

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Even though AVX support was added in GAS 2.19 vpclmulqdq was apparently
added in 2.20.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(cherry picked from commit d3cdab1736)
This commit is contained in:
Andy Polyakov 2016-02-24 20:07:06 +01:00
parent 5361af815d
commit a3762a92d6
2 changed files with 2 additions and 2 deletions
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2
crypto/modes/asm/aesni-gcm-x86_64.pl
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@ -43,7 +43,7 @@ die "can't locate x86_64-xlate.pl";
if (`$ENV{CC} -Wa,-v -c -o /dev/null -x assembler /dev/null 2>&1`
=~ /GNU assembler version ([2-9]\.[0-9]+)/) {
$avx = ($1>=2.19) + ($1>=2.22);
$avx = ($1>=2.20) + ($1>=2.22);
}
if (!$avx && $win64 && ($flavour =~ /nasm/ || $ENV{ASM} =~ /nasm/) &&

2
crypto/modes/asm/ghash-x86_64.pl
View File

@ -92,7 +92,7 @@ die "can't locate x86_64-xlate.pl";
if (`$ENV{CC} -Wa,-v -c -o /dev/null -x assembler /dev/null 2>&1`
=~ /GNU assembler version ([2-9]\.[0-9]+)/) {
$avx = ($1>=2.19) + ($1>=2.22);
$avx = ($1>=2.20) + ($1>=2.22);
}
if (!$avx && $win64 && ($flavour =~ /nasm/ || $ENV{ASM} =~ /nasm/) &&