mirrors/Nim
1
0
Fork 0
mirror of https://github.com/nim-lang/Nim.git synced 2026-06-06 03:44:14 +00:00
Code Issues Packages Projects Releases Wiki Activity

rename (un)likely (#11391)

Browse Source
This commit is contained in:
Jasper Jenkins
2019-06-03 11:33:24 -07:00
committed by Miran
parent d7d88ae218
commit 55af21c662
2 changed files with 6 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
lib/nimbase.h
View File

@@ -466,16 +466,16 @@ struct TFrame_ {
#define NIM_POSIX_INIT __attribute__((constructor))
#ifdef __GNUC__
# define likely(x) __builtin_expect(x, 1)
# define unlikely(x) __builtin_expect(x, 0)
# define NIM_LIKELY(x) __builtin_expect(x, 1)
# define NIM_UNLIKELY(x) __builtin_expect(x, 0)
/* We need the following for the posix wrapper. In particular it will give us
POSIX_SPAWN_USEVFORK: */
# ifndef _GNU_SOURCE
# define _GNU_SOURCE
# endif
#else
# define likely(x) (x)
# define unlikely(x) (x)
# define NIM_LIKELY(x) (x)
# define NIM_UNLIKELY(x) (x)
#endif
#if 0 // defined(__GNUC__) || defined(__clang__)

4
lib/system.nim
View File

@@ -3387,8 +3387,8 @@ else:
when not defined(JS):
proc likelyProc(val: bool): bool {.importc: "likely", nodecl, nosideeffect.}
proc unlikelyProc(val: bool): bool {.importc: "unlikely", nodecl, nosideeffect.}
proc likelyProc(val: bool): bool {.importc: "NIM_LIKELY", nodecl, nosideeffect.}
proc unlikelyProc(val: bool): bool {.importc: "NIM_UNLIKELY", nodecl, nosideeffect.}
template likely*(val: bool): bool =
## Hints the optimizer that `val` is likely going to be true.