barrier.h File Reference

#include <xtf/compiler.h>

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Macros
#define	mb()   __asm__ __volatile__ ("mfence" ::: "memory")
#define	rmb()   __asm__ __volatile__ ("lfence" ::: "memory")
#define	wmb()   __asm__ __volatile__ ("sfence" ::: "memory")
#define	smp_mb()   __asm__ __volatile__ ("lock addl $0, -4(%%rsp)" ::: "memory");
#define	smp_rmb()   barrier()
#define	smp_wmb()   barrier()

Macro Definition Documentation

mb

#define mb

(

)

__asm__ __volatile__ ("mfence" ::: "memory")

Definition at line 26 of file barrier.h.

rmb

#define rmb

(

)

__asm__ __volatile__ ("lfence" ::: "memory")

Definition at line 27 of file barrier.h.

wmb

#define wmb

(

)

__asm__ __volatile__ ("sfence" ::: "memory")

Definition at line 28 of file barrier.h.

smp_mb

#define smp_mb

(

)

__asm__ __volatile__ ("lock addl $0, -4(%%rsp)" ::: "memory");

Definition at line 33 of file barrier.h.

smp_rmb

#define smp_rmb

(

)

barrier()

Definition at line 35 of file barrier.h.

smp_wmb

#define smp_wmb

(

)

barrier()

Definition at line 36 of file barrier.h.