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[MIPS] Fix atomic*_sub_if_positive return value.

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Reported and initial fix by Thomas Koeller <thomas.koeller@baslerweb.com>,
rewritten by me.
    
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Ralf Baechle 2006-02-23 14:10:53 +00:00
parent 9b6695a8ad
commit 92f22c183c
1 changed files with 12 additions and 0 deletions
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12
include/asm-mips/atomic.h
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@ -250,7 +250,10 @@ static __inline__ int atomic_sub_if_positive(int i, atomic_t * v)
" subu %0, %1, %3 \n"
" bltz %0, 1f \n"
" sc %0, %2 \n"
" .set noreorder \n"
" beqzl %0, 1b \n"
" subu %0, %1, %3 \n"
" .set reorder \n"
" sync \n"
"1: \n"
" .set mips0 \n"
@ -266,7 +269,10 @@ static __inline__ int atomic_sub_if_positive(int i, atomic_t * v)
" subu %0, %1, %3 \n"
" bltz %0, 1f \n"
" sc %0, %2 \n"
" .set noreorder \n"
" beqz %0, 1b \n"
" subu %0, %1, %3 \n"
" .set reorder \n"
" sync \n"
"1: \n"
" .set mips0 \n"
@ -598,7 +604,10 @@ static __inline__ long atomic64_sub_if_positive(long i, atomic64_t * v)
" dsubu %0, %1, %3 \n"
" bltz %0, 1f \n"
" scd %0, %2 \n"
" .set noreorder \n"
" beqzl %0, 1b \n"
" dsubu %0, %1, %3 \n"
" .set reorder \n"
" sync \n"
"1: \n"
" .set mips0 \n"
@ -614,7 +623,10 @@ static __inline__ long atomic64_sub_if_positive(long i, atomic64_t * v)
" dsubu %0, %1, %3 \n"
" bltz %0, 1f \n"
" scd %0, %2 \n"
" .set noreorder \n"
" beqz %0, 1b \n"
" dsubu %0, %1, %3 \n"
" .set reorder \n"
" sync \n"
"1: \n"
" .set mips0 \n"