FWCore/Utilities/interface/Likely.h - master - githubmirror/cmssw

FWCore/Utilities/interface/Likely.h

24 строки544 B

W. David Dagenhart

Changes from scram build code-format-all

03 май 2019, 18:48

03 май 2019, 18:4822c28dc

#ifndef FWCore_Utilities_Likely_h
#define FWCore_Utilities_Likely_h
#include "FWCore/Utilities/interface/GCCPrerequisite.h"

#if GCC_PREREQUISITE(3, 0, 0)

#if defined(NO_LIKELY)
#define LIKELY(x) (x)
#define UNLIKELY(x) (x)
#elif defined(REVERSE_LIKELY)
#define UNLIKELY(x) (__builtin_expect(x, true))
#define LIKELY(x) (__builtin_expect(x, false))
#else
#define LIKELY(x) (__builtin_expect(x, true))
#define UNLIKELY(x) (__builtin_expect(x, false))
#endif

#else
#define NO_LIKELY
#define LIKELY(x) (x)
#define UNLIKELY(x) (x)
#endif

#endif