diff --git a/libutils/include/utils/assume.h b/libutils/include/utils/assume.h index b1387478..2bbf7a9d 100644 --- a/libutils/include/utils/assume.h +++ b/libutils/include/utils/assume.h @@ -6,9 +6,7 @@ #pragma once -#include #include -#include /* This idiom is a way of passing extra information or hints to GCC. It is only * occasionally successful, so don't think of it as a silver optimisation @@ -20,32 +18,3 @@ __builtin_unreachable(); \ } \ } while (0) - -/* Indicate to the compiler that wherever this macro appears is a cold - * execution path. That is, it is not performance critical and likely rarely - * used. A perfect example is error handling code. This gives the compiler a - * light hint to deprioritise optimisation of this path. - */ - -#ifdef __clang__ - -/* Avoid warning: 'cold' attribute only applies to functions */ -#define COLD_PATH() do { } while(0) -#define HOT_PATH() do { } while(0) - -#else /* not __clang__ */ - -#define COLD_PATH() \ - do { \ - JOIN(cold_path_, __COUNTER__): COLD UNUSED; \ - } while (0) - -/* The opposite of `COLD_PATH`. That is, aggressively optimise this path, - * potentially at the expense of others. - */ -#define HOT_PATH() \ - do { \ - JOIN(hot_path_, __COUNTER__): HOT UNUSED; \ - } while (0) - -#endif /* [not] __clang__ */