Commit 760e3535 authored by Andy Polyakov's avatar Andy Polyakov
Browse files

sparcv9a-mont was modified to handle 32-bit aligned input, but check 

for 64-bit alignment was not removed.
parent 3627fedb

crypto/bn/asm/sparcv9a-mont.pl

+3 −9
Original line number Diff line number Diff line
@@ -128,8 +128,6 @@ $code=<<___; 
.align  32

$fname:

	save	%sp,-$frame-$locals,%sp

	sethi	%hi(0xffff),$mask

	or	$mask,%lo(0xffff),$mask



	cmp	$num,4

	bl,a,pn %icc,.Lret
@@ -137,14 +135,11 @@ $fname: 
	andcc	$num,1,%g0		! $num has to be even...

	bnz,a,pn %icc,.Lret

	clr	%i0			! signal "unsupported input value"

	or	$bp,$ap,%l0



	srl	$num,1,$num

	or	$rp,$np,%l1

	or	%l0,%l1,%l0

	andcc	%l0,7,%g0		! ...and pointers has to be 8-byte aligned

	bnz,a,pn %icc,.Lret

	clr	%i0			! signal "unsupported input value"

	sethi	%hi(0xffff),$mask

	ld	[%i4+0],$n0		! $n0 reassigned, remember?

	or	$mask,%lo(0xffff),$mask

	ld	[%i4+4],%o0

	sllx	%o0,32,%o0

	or	%o0,$n0,$n0		! $n0=n0[1].n0[0]
@@ -842,7 +837,6 @@ $fname: 
	add	%o7,8,%o7

	brnz,pt	%o7,.Lcopy

	st	%o1,[%g1+4]

	ba	.Lzap

	sub	%g0,$num,%o7		! n=-num



.align	32