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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

#define likely( x)   __builtin_expect((x),1)

Definition at line 23 of file compiler.h.

#define prefetch_read( x)   __builtin_prefetch((x),0,1)

Definition at line 26 of file compiler.h.

#define prefetch_write( x)   __builtin_prefetch((x),1,1)

Definition at line 27 of file compiler.h.

#define unlikely( x)   __builtin_expect((x),0)

Definition at line 24 of file compiler.h.