compiler.h File Reference

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Macros
#define	likely(x)   __builtin_expect((x),1)
#define	unlikely(x)   __builtin_expect((x),0)
#define	prefetch_read(x)   __builtin_prefetch((x),0,1)
#define	prefetch_write(x)   __builtin_prefetch((x),1,1)

Macro Definition Documentation

likely

#define likely

(

x

)

__builtin_expect((x),1)

Definition at line 23 of file compiler.h.

prefetch_read

#define prefetch_read

(

x

)

__builtin_prefetch((x),0,1)

Definition at line 26 of file compiler.h.

prefetch_write

#define prefetch_write

(

x

)

__builtin_prefetch((x),1,1)

Definition at line 27 of file compiler.h.

unlikely

#define unlikely

(

x

)

__builtin_expect((x),0)

Definition at line 24 of file compiler.h.