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sparc: Remove ununsed atomic macros

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These are already provided by the generic include/atomic.h.

Reviewed-by: Wilco Dijkstra  <Wilco.Dijkstra@arm.com>
This commit is contained in:
Adhemerval Zanella
2025-09-11 10:49:33 -03:00
parent 08c345104f
commit ebfd1b9e4d
1 changed files with 0 additions and 24 deletions
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24
sysdeps/sparc/atomic-machine.h
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@@ -24,34 +24,10 @@
#else #else
# define __HAVE_64B_ATOMICS 0 # define __HAVE_64B_ATOMICS 0
#endif #endif
#define USE_ATOMIC_COMPILER_BUILTINS 1
/* XXX Is this actually correct? */ /* XXX Is this actually correct? */
#define ATOMIC_EXCHANGE_USES_CAS __HAVE_64B_ATOMICS #define ATOMIC_EXCHANGE_USES_CAS __HAVE_64B_ATOMICS
/* Compare and exchange.
For all "bool" routines, we return FALSE if exchange successful. */
#define __arch_compare_and_exchange_val_int(mem, newval, oldval, model) \
({ \
typeof (*mem) __oldval = (oldval); \
__atomic_compare_exchange_n (mem, (void *) &__oldval, newval, 0, \
model, __ATOMIC_RELAXED); \
__oldval; \
})
#define atomic_compare_and_exchange_val_acq(mem, new, old) \
({ \
__typeof ((__typeof (*(mem))) *(mem)) __result; \
if (sizeof (*mem) == 4 \
|| (__HAVE_64B_ATOMICS && sizeof (*mem) == 8)) \
__result = __arch_compare_and_exchange_val_int (mem, new, old, \
__ATOMIC_ACQUIRE); \
else \
abort (); \
__result; \
})
#ifdef __sparc_v9__ #ifdef __sparc_v9__
# define atomic_full_barrier() \ # define atomic_full_barrier() \
__asm __volatile ("membar #LoadLoad | #LoadStore" \ __asm __volatile ("membar #LoadLoad | #LoadStore" \