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static inline eflags_t safe_cli(void)
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static inline eflags_t safe_cli(void)
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{
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{
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  eflags_t tmp;
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  eflags_t tmp;
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	asm volatile (
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	asm volatile (
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    "pushf\n\t"
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    "pushfl\n\t"
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    "pop %0\n\t"
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    "popl %0\n\t"
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		"cli\n"
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		"cli\n"
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    : "=r" (tmp)
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    : "=r" (tmp)
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	);
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	);
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  return tmp;
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  return tmp;
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}
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}
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static inline void safe_sti(eflags_t efl)
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static inline void safe_sti(eflags_t efl)
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{
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{
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	asm volatile (
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	asm volatile (
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    "push %0\n\t"
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    "pushl %0\n\t"
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		"popf\n"
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    "popfl\n"
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    : : "r" (efl)
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    : : "r" (efl)
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	);
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	);
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}
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}
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static inline count_t fnzb(u32_t arg)
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static inline count_t fnzb(u32_t arg)
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{
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{
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  count_t n;
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  count_t n;
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  asm volatile ("xor %0, %0 \n\t"
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  asm volatile ("xorl %0, %0 \n\t"
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                "bsr %0, %1"
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                "bsr %1, %0"
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                :"=&r" (n)
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                :"=&r" (n)
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                :"r"(arg)
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                :"r"(arg)
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                );
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                );
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	return n;
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	return n;
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}
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}
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static inline count_t _bsf(u32_t arg)
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static inline count_t _bsf(u32_t arg)
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{
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{
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  count_t n;
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  count_t n;
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  asm volatile ("xor %0, %0 \n\t"
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  asm volatile ("xorl %0, %0 \n\t"
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                "bsf %0, %1"
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                "bsf %1, %0"
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                :"=&r" (n)
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                :"=&r" (n)
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                :"r"(arg)
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                :"r"(arg)