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sparc: Fix v9 memchr with long buffer lengths.

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test-memchr fails on 32-bit sparc with v9 optimized memchr because
it uses signed branch comparisons on the buffer pointers.
This commit is contained in:
David S. Miller
2010-02-20 13:42:07 -08:00
parent 5c866a8b9b
commit 2daff75bab
2 changed files with 4 additions and 1 deletions
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2
sysdeps/sparc/sparc64/memchr.S
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@ -96,7 +96,7 @@ ENTRY(__memchr)
* %o4 = value XOR c */
2: cmp %o0, %o2 /* IEU1 Group */
bg,pn %XCC, 11f /* CTI */
bgu,pn %XCC, 11f /* CTI */
ldxa [%o0] ASI_PNF, %o3 /* Load */
sub %o4, %g1, %o5 /* IEU0 Group */
add %o0, 8, %o0 /* IEU1 */