diff options
| author | michal <michal@michal-laptop.(none)> | 2007-08-16 19:44:53 +0100 |
|---|---|---|
| committer | michal <michal@michal-laptop.(none)> | 2007-08-16 19:44:53 +0100 |
| commit | 546f1fa01920aeb777a03c4d2c72405d038dd96e (patch) | |
| tree | 5425d5b5d5a9c6b0e33ac78943f77f7086fde5dd /src/mesa/pipe/p_util.h | |
| parent | bef9b40c3904fdffea6cc426c5c82ed3ab70a902 (diff) | |
Define ffs() for __WIN32__ & __MSC__.
Break mesa dependencies.
Diffstat (limited to 'src/mesa/pipe/p_util.h')
| -rw-r--r--[-rwxr-xr-x] | src/mesa/pipe/p_util.h | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/src/mesa/pipe/p_util.h b/src/mesa/pipe/p_util.h index f4af16a2de..69b69a3c67 100755..100644 --- a/src/mesa/pipe/p_util.h +++ b/src/mesa/pipe/p_util.h @@ -38,6 +38,18 @@ #define Elements(x) sizeof(x)/sizeof(*(x)) +#if defined(__MSC__) && defined(__WIN32__) +static INLINE unsigned ffs( unsigned u ) +{ + unsigned i; + + __asm bsf eax, [u] + __asm mov [i], eax + + return i; +} +#endif + union fi { float f; int i; @@ -165,7 +177,7 @@ static INLINE int iround(float f) #if defined(__GNUC__) #define FABSF(x) fabsf(x) #else -#define FABSF(x) ((GLfloat) fabs(x)) +#define FABSF(x) ((float) fabs(x)) #endif /* Pretty fast, and accurate. |