af0b5cffb4
in this context, AMD64 really means amd64 or em64t, so let's rename this into X86_64 in order to avoid any confusion Signed-off-by: Gilles Gouaillardet <gilles@rist.or.jp>
53 строки
865 B
NASM
53 строки
865 B
NASM
START_FILE
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TEXT
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START_FUNC(opal_atomic_mb)
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pushq %rbp
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movq %rsp, %rbp
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leave
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ret
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END_FUNC(opal_atomic_mb)
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START_FUNC(opal_atomic_rmb)
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pushq %rbp
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movq %rsp, %rbp
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leave
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ret
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END_FUNC(opal_atomic_rmb)
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START_FUNC(opal_atomic_wmb)
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pushq %rbp
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movq %rsp, %rbp
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leave
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ret
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END_FUNC(opal_atomic_wmb)
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START_FUNC(opal_atomic_cmpset_32)
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movl %esi, %eax
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lock; cmpxchgl %edx,(%rdi)
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sete %dl
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movzbl %dl, %eax
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ret
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END_FUNC(opal_atomic_cmpset_32)
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START_FUNC(opal_atomic_cmpset_64)
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movq %rsi, %rax
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lock; cmpxchgq %rdx,(%rdi)
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sete %dl
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movzbl %dl, %eax
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ret
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END_FUNC(opal_atomic_cmpset_64)
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START_FUNC(opal_sys_timer_get_cycles)
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rdtsc
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salq $32, %rdx
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mov %eax, %eax
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orq %rdx, %rax
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ret
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END_FUNC(opal_sys_timer_get_cycles)
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