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experimental use of atomic functions

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hyung-hwan
2023-11-17 18:42:46 +09:00
parent d2725688e0
commit 02d87fee5b
4 changed files with 91 additions and 12 deletions
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8
lib/hio-cmn.h
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@@ -963,6 +963,14 @@ struct hio_cmgr_t
#endif
#endif
#if defined(__clang__) || (defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 7)))
#define HCL_ATOMIC_LOAD(dst) __atomic_load_n(dst, __ATOMIC_RELAXED)
#define HCL_ATOMIC_CMP_XCHG(dst,expected,desired) \
__atomic_compare_exchange_n(dst, expected, desired, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED)
#else
#error NOT SUPPORTED
#endif
#if defined(HIO_HAVE_BUILTIN_EXPECT)
# define HIO_LIKELY(x) (__builtin_expect(!!(x),1))
# define HIO_UNLIKELY(x) (__builtin_expect(!!(x),0))