Commit 1598af9a authored by Andy Polyakov's avatar Andy Polyakov
Browse files

sha512-ppc.pl: minimize stack frame.

parent 06b3b640

crypto/sha/asm/sha512-ppc.pl

+2 −4
Original line number Diff line number Diff line
@@ -91,10 +91,6 @@ if ($output =~ /512/) { 


$FRAME=32*$SIZE_T+16*$SZ;

$LOCALS=6*$SIZE_T;

if ($SZ==8 && $SIZE_T==4) {

	$FRAME+=16*$SZ;

	$XOFF=$LOCALS+16*$SZ;

}



$sp ="r1";

$toc="r2";
@@ -436,6 +432,8 @@ ___ 
# (*)	~1/3 of -m64 result [and ~20% better than -m32 code generated

#	by xlc-12.1]



my $XOFF=$LOCALS;



my @V=map("r$_",(16..31));	# A..H



my ($s0,$s1,$t0,$t1,$t2,$t3,$a0,$a1,$a2,$a3)=map("r$_",(0,5,6,8..12,14,15));