ref: 1d9048c8a6a6388607799384d4912eec00e88c5d
dir: /src/Attributes.h/
#pragma once #ifdef __GNUC__ #define ATTRIBUTE_HOT __attribute__((hot)) #define ATTRIBUTE_OPTIMIZE(optString) __attribute__((optimize(optString))) #define LIKELY(condition) __builtin_expect((condition), 1) #define UNLIKELY(condition) __builtin_expect((condition), 0) #define PREFETCH(address, isWrite, locality) __builtin_prefetch((address), (isWrite), (locality)) #else #define ATTRIBUTE_HOT #define ATTRIBUTE_OPTIMIZE(optString) #define LIKELY(condition) condition #define UNLIKELY(condition) condition #define PREFETCH(address, isWrite, locality) #endif