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| author | Ulrich Drepper <drepper@redhat.com> | 2003-09-11 18:56:41 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2003-09-11 18:56:41 +0000 |
| commit | 854f9ec4a67d903e31007a3d4bad0bdada53758a (patch) | |
| tree | 27e2830d1552a59215c8945cfbe16382ca035aab /linuxthreads/sysdeps/powerpc/powerpc64 | |
| parent | d087b5dc6bb52cf879e0aee33395e9cc4e3ee847 (diff) | |
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Update.
2003-09-11 Steven Munroe <sjmunroe@us.ibm.com>
* sysdeps/powerpc/powerpc64/pt-machine.h [MEMORY_BARRIER]: Use lwsync.
[READ_MEMORY_BARRIER]: Define.
[WRITE_MEMORY_BARRIER]: Define.
Diffstat (limited to 'linuxthreads/sysdeps/powerpc/powerpc64')
| -rw-r--r-- | linuxthreads/sysdeps/powerpc/powerpc64/pt-machine.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/linuxthreads/sysdeps/powerpc/powerpc64/pt-machine.h b/linuxthreads/sysdeps/powerpc/powerpc64/pt-machine.h index f28e8080bb..ac3149581b 100644 --- a/linuxthreads/sysdeps/powerpc/powerpc64/pt-machine.h +++ b/linuxthreads/sysdeps/powerpc/powerpc64/pt-machine.h @@ -34,7 +34,9 @@ extern int __compare_and_swap (long int *p, long int oldval, long int newval); /* For multiprocessor systems, we want to ensure all memory accesses are completed before we reset a lock. On other systems, we still need to make sure that the compiler has flushed everything to memory. */ -#define MEMORY_BARRIER() __asm__ __volatile__ ("sync" : : : "memory") +#define MEMORY_BARRIER() __asm__ __volatile__ ("lwsync" : : : "memory") +#define READ_MEMORY_BARRIER() __asm__ __volatile__ ("lwsync" : : : "memory") +#define WRITE_MEMORY_BARRIER() __asm__ __volatile__ ("eieio" : : : "memory") /* We want the OS to assign stack addresses. */ #define FLOATING_STACKS 1 |