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* [glibc/release/2.36/master] sparc: Fix broken memset for sparc32 [BZ #31068]
@ 2024-02-02 13:25 Adhemerval Zanella
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From: Adhemerval Zanella @ 2024-02-02 13:25 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=d5e88bbf596206ae8f24be90c078f08ca479d596
commit d5e88bbf596206ae8f24be90c078f08ca479d596
Author: Andreas Larsson <andreas@gaisler.com>
Date: Wed Nov 15 13:29:43 2023 +0100
sparc: Fix broken memset for sparc32 [BZ #31068]
Fixes commit a61933fe27df ("sparc: Remove bzero optimization") that
after moving code jumped to the wrong label 4.
Verfied by successfully running string/test-memset on sparc32.
Signed-off-by: Andreas Larsson <andreas@gaisler.com>
Signed-off-by: Ludwig Rydberg <ludwig.rydberg@gaisler.com>
Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
(cherry picked from commit 578190b7e43305141512dee777e4a3b3e8159393)
Diff:
---
sysdeps/sparc/sparc32/memset.S | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/sysdeps/sparc/sparc32/memset.S b/sysdeps/sparc/sparc32/memset.S
index b1b67cb2d1..5154263317 100644
--- a/sysdeps/sparc/sparc32/memset.S
+++ b/sysdeps/sparc/sparc32/memset.S
@@ -55,7 +55,7 @@ ENTRY(memset)
andcc %o0, 3, %o2
bne 3f
-4: andcc %o0, 4, %g0
+5: andcc %o0, 4, %g0
be 2f
mov %g3, %g2
@@ -139,7 +139,7 @@ ENTRY(memset)
stb %g3, [%o0 + 0x02]
2: sub %o2, 4, %o2
add %o1, %o2, %o1
- b 4b
+ b 5b
sub %o0, %o2, %o0
END(memset)
libc_hidden_builtin_def (memset)
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