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 */
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 */
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#ifndef __ia64_ATOMIC_H__
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#ifndef __ia64_ATOMIC_H__
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#define __ia64_ATOMIC_H__
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#define __ia64_ATOMIC_H__
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#include <arch/types.h>
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typedef volatile __u64 atomic_t;
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static inline atomic_t atomic_add(atomic_t *val, int imm)
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{
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    atomic_t v;
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/*
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/* 
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 * TODO: these are just placeholders for real implementations of atomic_inc and atomic_dec.
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 *  __asm__ volatile ("fetchadd8.rel %0 = %1, %2\n" : "=r" (v), "=m" (val) : "i" (imm));
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 * WARNING: the following functions cause the code to be preemption-unsafe !!!
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 */
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 */
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    *val += imm;
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static inline atomic_inc(volatile int *val) {
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    *val++;
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    return v;
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}
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}
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static inline atomic_t atomic_inc(atomic_t *val) { return atomic_add(val, 1); }
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static inline atomic_dec(volatile int *val) {
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static inline atomic_t atomic_dec(atomic_t *val) { return atomic_add(val, -1); }
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    *val--;
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}
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#endif
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#endif