bn/asm/sparcv8plus.S update from HEAD.

diff --git a/crypto/bn/asm/sparcv8plus.S b/crypto/bn/asm/sparcv8plus.S
index 0074dfdb750e3ae9846a79dd114861577b952657..8c56e2e7e7cbe0b454b9ecaf3c3fce242ab364be 100644 (file)
--- a/crypto/bn/asm/sparcv8plus.S
+++ b/crypto/bn/asm/sparcv8plus.S
@@ -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
@@ -445,6 +457,7 @@ bn_div_words:
  * int n;
  */
 bn_add_words:
+       sra     %o3,%g0,%o3     ! signx %o3
        brgz,a  %o3,.L_bn_add_words_proceed
        lduw    [%o1],%o4
        retl
@@ -454,7 +467,6 @@ bn_add_words:
        andcc   %o3,-4,%g0
        bz,pn   %icc,.L_bn_add_words_tail
        addcc   %g0,0,%g0       ! clear carry flag
-       nop
 
 .L_bn_add_words_loop:          ! wow! 32 aligned!
        dec     4,%o3
@@ -523,6 +535,7 @@ bn_add_words:
  * int n;
  */
 bn_sub_words:
+       sra     %o3,%g0,%o3     ! signx %o3
        brgz,a  %o3,.L_bn_sub_words_proceed
        lduw    [%o1],%o4
        retl
@@ -532,7 +545,6 @@ bn_sub_words:
        andcc   %o3,-4,%g0
        bz,pn   %icc,.L_bn_sub_words_tail
        addcc   %g0,0,%g0       ! clear carry flag
-       nop
 
 .L_bn_sub_words_loop:          ! wow! 32 aligned!
        dec     4,%o3