提交 7321a84d 编写于 作者: A Andy Polyakov

Minor clean-up in crypto/bn/asm.

上级 bb11c282
......@@ -65,6 +65,7 @@ bn_mul_mont:
.prologue 0
.align 4
.set reorder
sextl $num,$num
mov 0,v0
cmplt $num,4,AT
......@@ -104,6 +105,7 @@ bn_mul_mont:
s8addq $j,$np,$nj
.align 4
.L1st:
.set noreorder
ldq $aj,($aj)
addl $j,1,$j
ldq $nj,($nj)
......@@ -133,6 +135,7 @@ bn_mul_mont:
nop
unop
bne $tj,.L1st
.set reorder
addq $alo,$hi0,$lo0
addq $nlo,$hi1,$lo1
......@@ -187,9 +190,9 @@ bn_mul_mont:
mulq $nj,$m1,$nlo
s8addq $j,$ap,$aj
umulh $nj,$m1,$nhi
.set noreorder
.align 4
.Linner:
.set noreorder
ldq $tj,8($tp) #L0
nop #U1
ldq $aj,($aj) #L1
......@@ -224,6 +227,7 @@ bn_mul_mont:
addq $hi1,v0,$hi1 #U1
stq $lo1,-8($tp) #L1
bne $tj,.Linner #U0
.set reorder
ldq $tj,8($tp)
addq $alo,$hi0,$lo0
......@@ -304,7 +308,9 @@ bn_mul_mont:
mov 1,v0
.align 4
.Lexit: mov fp,sp
.Lexit:
.set noreorder
mov fp,sp
/*ldq ra,0(sp)*/
ldq s3,8(sp)
ldq s4,16(sp)
......
......@@ -16,7 +16,13 @@
# dedicated squaring routine can provide further improvement...
$output=shift;
open STDOUT,"| $^X ../perlasm/x86_64-xlate.pl $output";
$0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
( $xlate="${dir}x86_64-xlate.pl" and -f $xlate ) or
( $xlate="${dir}../../perlasm/x86_64-xlate.pl" and -f $xlate) or
die "can't locate x86_64-xlate.pl";
open STDOUT,"| $^X $xlate $output";
# int bn_mul_mont(
$rp="%rdi"; # BN_ULONG *rp,
......
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