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#include <arch/types.h>
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#include <arch/types.h>
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static inline void atomic_inc(volatile int *val) {
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static inline void atomic_inc(volatile int *val) {
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#ifdef __SMP__
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#ifdef __SMP__
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    __asm__ volatile ("lock incl (%0)\n" : : "r" (val));
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    __asm__ volatile ("lock incl %0\n" : "=m" (*val));
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#else
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#else
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    __asm__ volatile ("incl (%0)\n" : : "r" (val));
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    __asm__ volatile ("incl %0\n" : "=m" (*val));
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#endif /* __SMP__ */
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#endif /* __SMP__ */
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}
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}
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static inline void atomic_dec(volatile int *val) {
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static inline void atomic_dec(volatile int *val) {
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#ifdef __SMP__
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#ifdef __SMP__
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    __asm__ volatile ("lock decl (%0)\n" : : "r" (val));
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    __asm__ volatile ("lock decl %0\n" : "=m" (*val));
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#else
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#else
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    __asm__ volatile ("decl (%0)\n" : : "r" (val));
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    __asm__ volatile ("decl %0\n" : "=m" (*val));
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#endif /* __SMP__ */
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#endif /* __SMP__ */
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}
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}
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static inline int test_and_set(volatile int *val) {
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static inline int test_and_set(volatile int *val) {
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    int v;
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    int v;
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    __asm__ volatile (
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    __asm__ volatile (
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        "movl $1, %0\n"
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        "movl $1, %0\n"
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        "xchgl %0, (%1)\n"
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        "xchgl %0, %1\n"
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        : "=r" (v)
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        : "r" (val)
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        : "=r" (v),"=m" (*val)
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    );
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    );
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    return v;
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    return v;
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}
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}
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