diff options
Diffstat (limited to 'mesalib/src/gallium/auxiliary/util/u_math.h')
| -rw-r--r-- | mesalib/src/gallium/auxiliary/util/u_math.h | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/mesalib/src/gallium/auxiliary/util/u_math.h b/mesalib/src/gallium/auxiliary/util/u_math.h index b5e06630a..ec03e4e58 100644 --- a/mesalib/src/gallium/auxiliary/util/u_math.h +++ b/mesalib/src/gallium/auxiliary/util/u_math.h @@ -112,10 +112,13 @@ static INLINE float logf( float f ) #define logf(x) ((float)log((double)(x))) #endif /* logf */ +#if _MSC_VER < 1800 #define isfinite(x) _finite((double)(x)) #define isnan(x) _isnan((double)(x)) +#endif /* _MSC_VER < 1800 */ #endif /* _MSC_VER < 1400 && !defined(__cplusplus) */ +#if _MSC_VER < 1800 static INLINE double log2( double x ) { const double invln2 = 1.442695041; @@ -133,6 +136,7 @@ roundf(float x) { return x >= 0.0f ? floorf(x + 0.5f) : ceilf(x - 0.5f); } +#endif #define INFINITY (DBL_MAX + DBL_MAX) #define NAN (INFINITY - INFINITY) @@ -717,13 +721,18 @@ util_bitcount(unsigned n) */ #ifdef PIPE_ARCH_BIG_ENDIAN +#define util_le64_to_cpu(x) util_bswap64(x) #define util_le32_to_cpu(x) util_bswap32(x) #define util_le16_to_cpu(x) util_bswap16(x) #else +#define util_le64_to_cpu(x) (x) #define util_le32_to_cpu(x) (x) #define util_le16_to_cpu(x) (x) #endif +#define util_cpu_to_le64(x) util_le64_to_cpu(x) +#define util_cpu_to_le32(x) util_le32_to_cpu(x) +#define util_cpu_to_le16(x) util_le16_to_cpu(x) /** * Reverse byte order of a 32 bit word. @@ -731,7 +740,8 @@ util_bitcount(unsigned n) static INLINE uint32_t util_bswap32(uint32_t n) { -#if defined(PIPE_CC_GCC) && (PIPE_CC_GCC_VERSION >= 403) +/* We need the gcc version checks for non-autoconf build system */ +#if defined(HAVE___BUILTIN_BSWAP32) || (defined(PIPE_CC_GCC) && (PIPE_CC_GCC_VERSION >= 403)) return __builtin_bswap32(n); #else return (n >> 24) | @@ -741,6 +751,20 @@ util_bswap32(uint32_t n) #endif } +/** + * Reverse byte order of a 64bit word. + */ +static INLINE uint64_t +util_bswap64(uint64_t n) +{ +#if defined(HAVE___BUILTIN_BSWAP64) + return __builtin_bswap64(n); +#else + return ((uint64_t)util_bswap32(n) << 32) | + util_bswap32((n >> 32)); +#endif +} + /** * Reverse byte order of a 16 bit word. |