diff options
| author | José Fonseca <[email protected]> | 2011-03-25 11:37:24 +0000 |
|---|---|---|
| committer | José Fonseca <[email protected]> | 2011-03-25 16:22:28 +0000 |
| commit | 5858abec6efd01d6d190d9116ff803c096bc279b (patch) | |
| tree | dd1f2154da139b719b10dffe54cd3570c8116a23 /src/gallium | |
| parent | acd7ce57f79b3bd729041dc97c04a78386d13404 (diff) | |
gallium: Avoid redefinition of likely/unlikely macros on non gcc compilers.
Diffstat (limited to 'src/gallium')
| -rw-r--r-- | src/gallium/include/pipe/p_compiler.h | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/src/gallium/include/pipe/p_compiler.h b/src/gallium/include/pipe/p_compiler.h index 3441db685ce..8c788f4bb0e 100644 --- a/src/gallium/include/pipe/p_compiler.h +++ b/src/gallium/include/pipe/p_compiler.h @@ -292,12 +292,14 @@ void _ReadWriteBarrier(void); * Note that profile guided optimization can offer better results, but * needs an appropriate coverage suite and does not inform human readers. */ -#ifdef __GNUC__ -#define likely(x) __builtin_expect(!!(x), 1) -#define unlikely(x) __builtin_expect(!!(x), 0) -#else -#define likely(x) !!(x) -#define unlikely(x) !!(x) +#ifndef likely +# if defined(__GNUC__) +# define likely(x) __builtin_expect(!!(x), 1) +# define unlikely(x) __builtin_expect(!!(x), 0) +# else +# define likely(x) (x) +# define unlikely(x) (x) +# endif #endif |