Commit 07645dee authored by Andy Polyakov's avatar Andy Polyakov
Browse files

Apply "better safe than sorry" approach after addressing sporadic SEGV in 

bn_sub_words to the rest of the sparcv8plus.S.
parent c52c82ff

crypto/bn/asm/sparcv8plus.S

+12 −0
Original line number Diff line number Diff line
@@ -162,10 +162,14 @@ 
 * BN_ULONG w;

 */

bn_mul_add_words:

	sra	%o2,%g0,%o2	! signx %o2

	brgz,a	%o2,.L_bn_mul_add_words_proceed

	lduw	[%o1],%g2

	retl

	clr	%o0

	nop

	nop

	nop



.L_bn_mul_add_words_proceed:

	srl	%o3,%g0,%o3	! clruw	%o3
@@ -260,10 +264,14 @@ bn_mul_add_words: 
 * BN_ULONG w;

 */

bn_mul_words:

	sra	%o2,%g0,%o2	! signx %o2

	brgz,a	%o2,.L_bn_mul_words_proceeed

	lduw	[%o1],%g2

	retl

	clr	%o0

	nop

	nop

	nop



.L_bn_mul_words_proceeed:

	srl	%o3,%g0,%o3	! clruw	%o3
@@ -344,10 +352,14 @@ bn_mul_words: 
 * int n;

 */

bn_sqr_words:

	sra	%o2,%g0,%o2	! signx %o2

	brgz,a	%o2,.L_bn_sqr_words_proceeed

	lduw	[%o1],%g2

	retl

	clr	%o0

	nop

	nop

	nop



.L_bn_sqr_words_proceeed:

	andcc	%o2,-4,%g0