From 00f779ab42468ce761d65a44f61c3e28212ef4d2 Mon Sep 17 00:00:00 2001 From: Ian Moffett Date: Fri, 26 Apr 2024 22:33:32 -0400 Subject: kernel: cdefs: Add __likely() and __unlikely() Signed-off-by: Ian Moffett --- sys/include/sys/cdefs.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'sys') diff --git a/sys/include/sys/cdefs.h b/sys/include/sys/cdefs.h index 152765c..110205b 100644 --- a/sys/include/sys/cdefs.h +++ b/sys/include/sys/cdefs.h @@ -39,6 +39,9 @@ #define __naked __attr(naked) #define __noreturn __attr(noreturn) +#define __likely(x) __builtin_expect(!!(x), 1) +#define __unlikely(x) __builtin_expect(!!(x), 0) + /* Wrapper for inline asm */ #define __ASMV __asm__ __volatile__ -- cgit v1.2.3