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[util] Add likely/unlikely macros

This commit is contained in:
Philip Rebohle 2018-11-29 22:52:03 +01:00
parent af2f5cc77f
commit d1f179c5af
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3 changed files with 11 additions and 0 deletions

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@ -21,6 +21,7 @@
#include "../util/util_enum.h"
#include "../util/util_error.h"
#include "../util/util_flags.h"
#include "../util/util_likely.h"
#include "../util/util_math.h"
#include "../util/util_string.h"

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@ -6,6 +6,7 @@
#include "../util/util_env.h"
#include "../util/util_error.h"
#include "../util/util_flags.h"
#include "../util/util_likely.h"
#include "../util/util_math.h"
#include "../util/util_string.h"

9
src/util/util_likely.h Normal file
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@ -0,0 +1,9 @@
#pragma once
#ifdef __GNUC__
#define likely(x) __builtin_expect((x),1)
#define unlikely(x) __builtin_expect((x),0)
#else
#define likely(x) (x)
#define unlikely(x) (x)
#endif