diff options
Diffstat (limited to 'src/mesa/main/imports.c')
| -rw-r--r-- | src/mesa/main/imports.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/src/mesa/main/imports.c b/src/mesa/main/imports.c index fef46c4bbfd..bf89815f2d3 100644 --- a/src/mesa/main/imports.c +++ b/src/mesa/main/imports.c @@ -453,6 +453,7 @@ _mesa_inv_sqrtf(float n) #endif } +#ifndef __GNUC__ /** * Find the first bit set in a word. */ @@ -496,9 +497,6 @@ _mesa_ffs(int32_t i) int _mesa_ffsll(int64_t val) { -#ifdef ffsll - return ffsll(val); -#else int bit; assert(sizeof(val) == 8); @@ -512,27 +510,24 @@ _mesa_ffsll(int64_t val) return 32 + bit; return 0; -#endif } +#if ((_GNUC__ == 3 && __GNUC_MINOR__ < 4) || __GNUC__ < 4) /** * Return number of bits set in given GLuint. */ unsigned int _mesa_bitcount(unsigned int n) { -#if defined(__GNUC__) && \ - ((_GNUC__ == 3 && __GNUC_MINOR__ >= 4) || __GNUC__ >= 4) - return __builtin_popcount(n); -#else unsigned int bits; for (bits = 0; n > 0; n = n >> 1) { bits += (n & 1); } return bits; -#endif } +#endif +#endif /** |