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#include "textflag.h"
// static inline void a_or_64(volatile uint64_t *p, uint64_t v)
TEXT ·a_or_64(SB),NOSPLIT,$0
MOVL p+0(FP), BX
MOVL v+4(FP), AX
LOCK
ORL AX, 0(BX)
MOVL v+8(FP), AX
LOCK
ORL AX, 4(BX)
RET
// static inline void a_and_64(volatile uint64_t *p, uint64_t v)
TEXT ·a_and_64(SB),NOSPLIT,$0
MOVL p+0(FP), BX
MOVL v+4(FP), AX
LOCK
ANDL AX, 0(BX)
MOVL v+8(FP), AX
LOCK
ANDL AX, 4(BX)
RET
// static inline int a_cas(volatile int *p, int t, int s)
TEXT ·a_cas(SB),NOSPLIT,$0
MOVL p+0(FP), BX
MOVL t+4(FP), AX
MOVL s+8(FP), CX
LOCK
CMPXCHGL CX, 0(BX)
MOVL AX, ret+12(FP)
RET
// static inline void a_barrier()
TEXT ·a_barrier(SB),NOSPLIT,$0
MFENCE
RET
// #define a_crash a_crash
// static inline void a_crash()
// {
// __asm__ __volatile__( "hlt" : : : "memory" );
// }
TEXT ·a_crash(SB),NOSPLIT,$0
HLT
// static inline void *a_cas_p(volatile void *p, void *t, void *s)
TEXT ·a_cas_p(SB),NOSPLIT,$0
MOVL p+0(FP), BX
MOVL t+4(FP), AX
MOVL s+8(FP), CX
LOCK
CMPXCHGL CX, 0(BX)
MOVL AX, ret+12(FP)
RET
// static inline void a_or(volatile int *p, int v)
TEXT ·a_or(SB),NOSPLIT,$0
MOVL p+0(FP), BX
MOVL v+4(FP), AX
LOCK
ORL AX, 0(BX)
RET
// static inline int a_fetch_add(volatile int *p, int v)
TEXT ·a_fetch_add(SB),NOSPLIT,$0
MOVL p+0(FP), BX
MOVL v+4(FP), AX
LOCK
XADDL AX, 0(BX)
RET
// static inline void a_spin()
TEXT ·a_spin(SB),NOSPLIT,$0
PAUSE
RET
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