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runtime: Fix use of __atomic_compare_exchange_n: not weak, consistent.

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From-SVN: r193581
This commit is contained in:
Ian Lance Taylor 2012-11-17 00:52:22 +00:00
parent 13199a29ac
commit 95d89457e2
1 changed files with 1 additions and 1 deletions
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libgo/runtime/runtime.h
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@ -518,7 +518,7 @@ MCache* runtime_allocmcache(void);
void free(void *v);
#define runtime_cas(pval, old, new) __sync_bool_compare_and_swap (pval, old, new)
#define runtime_casp(pval, old, new) __sync_bool_compare_and_swap (pval, old, new)
#define runtime_cas64(pval, pold, new) __atomic_compare_exchange_n (pval, pold, new, 1, __ATOMIC_SEQ_CST, __ATOMIC_RELAXED)
#define runtime_cas64(pval, pold, new) __atomic_compare_exchange_n (pval, pold, new, 0, __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST)
#define runtime_xadd(p, v) __sync_add_and_fetch (p, v)
#define runtime_xadd64(p, v) __sync_add_and_fetch (p, v)
#define runtime_xchg(p, v) __atomic_exchange_n (p, v, __ATOMIC_SEQ_CST)