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Update c89atomic.

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David Reid
2023-04-28 09:39:59 +10:00
parent 97663b349d
commit 1ac2abc36e
1 changed files with 23 additions and 4 deletions
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miniaudio.h
+23 -4
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@@ -462,6 +462,9 @@ dependencies. See below for platform-specific details.
Note that GCC and Clang require `-msse2`, `-mavx2`, etc. for SIMD optimizations.
If you get errors about undefined references to `__sync_val_compare_and_swap_8`, `__atomic_load_8`,
etc. you need to link with `-latomic`.
2.1. Windows
------------
@@ -14805,10 +14808,26 @@ typedef unsigned char c89atomic_bool;
#define c89atomic_fetch_and_explicit_16(dst, src, order) __atomic_fetch_and(dst, src, order)
#define c89atomic_fetch_and_explicit_32(dst, src, order) __atomic_fetch_and(dst, src, order)
#define c89atomic_fetch_and_explicit_64(dst, src, order) __atomic_fetch_and(dst, src, order)
#define c89atomic_compare_and_swap_8 (dst, expected, desired) __sync_val_compare_and_swap(dst, expected, desired)
#define c89atomic_compare_and_swap_16(dst, expected, desired) __sync_val_compare_and_swap(dst, expected, desired)
#define c89atomic_compare_and_swap_32(dst, expected, desired) __sync_val_compare_and_swap(dst, expected, desired)
#define c89atomic_compare_and_swap_64(dst, expected, desired) __sync_val_compare_and_swap(dst, expected, desired)
static C89ATOMIC_INLINE c89atomic_uint8 c89atomic_compare_and_swap_8(volatile c89atomic_uint8* dst, c89atomic_uint8 expected, c89atomic_uint8 desired)
{
__atomic_compare_exchange_n(dst, &expected, desired, 0, __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST);
return expected;
}
static C89ATOMIC_INLINE c89atomic_uint16 c89atomic_compare_and_swap_16(volatile c89atomic_uint16* dst, c89atomic_uint16 expected, c89atomic_uint16 desired)
{
__atomic_compare_exchange_n(dst, &expected, desired, 0, __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST);
return expected;
}
static C89ATOMIC_INLINE c89atomic_uint32 c89atomic_compare_and_swap_32(volatile c89atomic_uint32* dst, c89atomic_uint32 expected, c89atomic_uint32 desired)
{
__atomic_compare_exchange_n(dst, &expected, desired, 0, __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST);
return expected;
}
static C89ATOMIC_INLINE c89atomic_uint64 c89atomic_compare_and_swap_64(volatile c89atomic_uint64* dst, c89atomic_uint64 expected, c89atomic_uint64 desired)
{
__atomic_compare_exchange_n(dst, &expected, desired, 0, __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST);
return expected;
}
typedef c89atomic_uint8 c89atomic_flag;
#define c89atomic_flag_test_and_set_explicit(dst, order) (c89atomic_bool)__atomic_test_and_set(dst, order)
#define c89atomic_flag_clear_explicit(dst, order) __atomic_clear(dst, order)