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| author | davidxu <davidxu@FreeBSD.org> | 2003-09-26 11:59:04 +0000 |
|---|---|---|
| committer | davidxu <davidxu@FreeBSD.org> | 2003-09-26 11:59:04 +0000 |
| commit | 32dea828c9a0152168bad7b69928f5f0ec106cb1 (patch) | |
| tree | 54f6a7a8880b8081fd6746d8b1887111e07b9658 /lib/libpthread | |
| parent | 1a3e8e95912b75185dd024aa6bf9f758afecbc24 (diff) | |
| download | FreeBSD-src-32dea828c9a0152168bad7b69928f5f0ec106cb1.zip FreeBSD-src-32dea828c9a0152168bad7b69928f5f0ec106cb1.tar.gz | |
Add __volatile keyword.
Diffstat (limited to 'lib/libpthread')
| -rw-r--r-- | lib/libpthread/arch/alpha/include/atomic_ops.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/libpthread/arch/alpha/include/atomic_ops.h b/lib/libpthread/arch/alpha/include/atomic_ops.h index caa291b..7c3e62b 100644 --- a/lib/libpthread/arch/alpha/include/atomic_ops.h +++ b/lib/libpthread/arch/alpha/include/atomic_ops.h @@ -39,7 +39,8 @@ static inline void atomic_swap_long(long *dst, long val, long *res) { /* $1 and $2 are t0 and t1 respectively. */ - __asm ( " ldq $1, %1\n" /* get cache line before lock */ + __asm __volatile ( + " ldq $1, %1\n" /* get cache line before lock */ "1: ldq_l $1, %1\n" /* load *dst asserting lock */ " mov %2, $2\n" /* save value to be swapped */ " stq_c $2, %1\n" /* attempt the store; $2 clobbered */ @@ -55,7 +56,8 @@ static inline void atomic_swap_int(int *dst, int val, int *res) { /* $1 and $2 are t0 and t1 respectively. */ - __asm ( " ldl $1, %1\n" /* get cache line before lock */ + __asm __volatile ( + " ldl $1, %1\n" /* get cache line before lock */ "1: ldl_l $1, %1\n" /* load *dst asserting lock */ " mov %2, $2\n" /* save value to be swapped */ " stl_c $2, %1\n" /* attempt the store; $2 clobbered */ |
