Commit 3a5485a9 authored by Andy Polyakov's avatar Andy Polyakov
Browse files

sha512-x86_64.pl: minimum gas requirement for AMD XOP.

parent 9053c139

crypto/sha/asm/sha512-x86_64.pl

+5 −5
Original line number Diff line number Diff line
@@ -95,13 +95,13 @@ die "can't locate x86_64-xlate.pl"; 


$avx=1 if (`$ENV{CC} -Wa,-v -c -o /dev/null -x assembler /dev/null 2>&1`

		=~ /GNU assembler version ([2-9]\.[0-9]+)/ &&

	   $1>=2.19);

	   (($xop = $1>=2.21) || $1>=2.19));

$avx=1 if (!$avx && $win64 && ($flavour =~ /nasm/ || $ENV{ASM} =~ /nasm/) &&

	   `nasm -v 2>&1` =~ /NASM version ([2-9]\.[0-9]+)/ &&

	   $1>=2.09);

	   ($xop = $1>=2.09));

$avx=1 if (!$avx && $win64 && ($flavour =~ /masm/ || $ENV{ASM} =~ /ml64/) &&

	   `ml64 2>&1` =~ /Version ([0-9]+)\./ &&

	   $1>=10);

	   ($xop = $1>=10));



open STDOUT,"| \"$^X\" $xlate $flavour $output";
@@ -237,7 +237,7 @@ $code.=<<___ if ($SZ==4 || $avx); 
	mov	0(%r11),%r10d

	mov	4(%r11),%r11d

___

$code.=<<___ if ($avx && $SZ==8);

$code.=<<___ if ($avx && $xop && $SZ==8);

	test	\$`1<<11`,%r11d		# check for XOP

	jnz	.Lxop_shortcut

___
@@ -824,7 +824,7 @@ if ($avx) {{ 
######################################################################

# XOP code path

#

if ($SZ==8) {	# SHA512 only

if ($xop && $SZ==8) {	# SHA512 only

$code.=<<___;

.type	${func}_xop,\@function,4

.align	64