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