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| author | Andrew Haley <aph@redhat.com> | 2004-01-16 17:25:26 +0000 |
|---|---|---|
| committer | Andrew Haley <aph@gcc.gnu.org> | 2004-01-16 17:25:26 +0000 |
| commit | a3fe7b56f3f0f153f9524f55bbcae9c65f127691 (patch) | |
| tree | 056e9d83c8e63d5ac20edbb3ca15277774abfaf6 /libjava/sysdep/x86-64 | |
| parent | b27317b552b57b4b7df4cfeaaa5c12f4718d58f9 (diff) | |
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locks.h: Don't use in/out memory constraints.
2004-01-16 Andrew Haley <aph@redhat.com>
* sysdep/x86-64/locks.h: Don't use in/out memory constraints.
* sysdep/i386/locks.h: Likewise.
From-SVN: r75982
Diffstat (limited to 'libjava/sysdep/x86-64')
| -rw-r--r-- | libjava/sysdep/x86-64/locks.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/libjava/sysdep/x86-64/locks.h b/libjava/sysdep/x86-64/locks.h index bad6de6..7fb9bbb 100644 --- a/libjava/sysdep/x86-64/locks.h +++ b/libjava/sysdep/x86-64/locks.h @@ -26,13 +26,13 @@ compare_and_swap(volatile obj_addr_t *addr, obj_addr_t old, obj_addr_t new_val) char result; #ifdef __x86_64__ __asm__ __volatile__("lock; cmpxchgq %2, %0; setz %1" - : "+m"(*(addr)), "=q"(result) - : "r" (new_val), "a"(old) + : "=m"(*(addr)), "=q"(result) + : "r" (new_val), "a"(old), "m"(*addr) : "memory"); #else __asm__ __volatile__("lock; cmpxchgl %2, %0; setz %1" - : "+m"(*(addr)), "=q"(result) - : "r" (new_val), "a"(old) + : "=m"(*(addr)), "=q"(result) + : "r" (new_val), "a"(old), "m"(*addr) : "memory"); #endif return (bool) result; |