diff options
Diffstat (limited to 'sysdeps/sparc/sparc32/sparcv9/bits/atomic.h')
| -rw-r--r-- | sysdeps/sparc/sparc32/sparcv9/bits/atomic.h | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/sysdeps/sparc/sparc32/sparcv9/bits/atomic.h b/sysdeps/sparc/sparc32/sparcv9/bits/atomic.h index 6d316f37d5..7b9d61d468 100644 --- a/sysdeps/sparc/sparc32/sparcv9/bits/atomic.h +++ b/sysdeps/sparc/sparc32/sparcv9/bits/atomic.h @@ -1,5 +1,5 @@ /* Atomic operations. sparcv9 version. - Copyright (C) 2003 Free Software Foundation, Inc. + Copyright (C) 2003, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. @@ -59,7 +59,7 @@ typedef uintmax_t uatomic_max_t; __asm __volatile ("cas [%4], %2, %0" \ : "=r" (__acev_tmp), "=m" (*__acev_mem) \ : "r" (oldval), "m" (*__acev_mem), "r" (__acev_mem), \ - "0" (newval)); \ + "0" (newval) : "memory"); \ __acev_tmp; }) /* This can be implemented if needed. */ @@ -74,11 +74,17 @@ typedef uintmax_t uatomic_max_t; if (sizeof (*(mem)) == 4) \ __asm ("swap %0, %1" \ : "=m" (*__memp), "=r" (__oldval) \ - : "m" (*__memp), "1" (__value)); \ + : "m" (*__memp), "1" (__value) : "memory"); \ else \ abort (); \ __oldval; }) +#define atomic_compare_and_exchange_val_24_acq(mem, newval, oldval) \ + atomic_compare_and_exchange_val_acq (mem, newval, oldval) + +#define atomic_exchange_24_rel(mem, newval) \ + atomic_exchange_rel (mem, newval) + #define atomic_full_barrier() \ __asm __volatile ("membar #LoadLoad | #LoadStore" \ " | #StoreLoad | #StoreStore" : : : "memory") |