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include: Add YieldProcessor().

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Signed-off-by: Zebediah Figura <z.figura12@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
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Zebediah Figura 2021-01-20 22:35:47 -06:00 committed by Alexandre Julliard
parent a3c295d4cf
commit 86fc30c105
1 changed files with 13 additions and 0 deletions
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13
include/winnt.h
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@ -7154,6 +7154,19 @@ static FORCEINLINE void MemoryBarrier(void)
#endif /* __GNUC__ */
static FORCEINLINE void YieldProcessor(void)
{
#ifdef __GNUC__
#if defined(__i386__) || defined(__x86_64__)
__asm__ __volatile__( "rep; nop" : : : "memory" );
#elif defined(__arm__) || defined(__aarch64__)
__asm__ __volatile__( "dmb ishst\n\tyield" : : : "memory" );
#else
__asm__ __volatile__( "" : : : "memory" );
#endif
#endif
}
#ifdef __cplusplus
}
#endif