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-rw-r--r--src/mesa/main/imports.h30
1 files changed, 12 insertions, 18 deletions
diff --git a/src/mesa/main/imports.h b/src/mesa/main/imports.h
index dad2767e72d..0633b3b8bf7 100644
--- a/src/mesa/main/imports.h
+++ b/src/mesa/main/imports.h
@@ -138,13 +138,16 @@ typedef union { GLfloat f; GLint i; } fi_type;
#define M_E (2.7182818284590452354)
#endif
-#ifndef FLT_MAX_EXP
-#define FLT_MAX_EXP 128
+#ifndef ONE_DIV_LN2
+#define ONE_DIV_LN2 (1.442695040888963456)
+#endif
+
+#ifndef ONE_DIV_SQRT_LN2
+#define ONE_DIV_SQRT_LN2 (1.201122408786449815)
#endif
-/* XXX this is a bit of a hack needed for compilation within XFree86 */
-#ifndef FLT_MIN
-#define FLT_MIN (1.0e-37)
+#ifndef FLT_MAX_EXP
+#define FLT_MAX_EXP 128
#endif
/* Degrees to radians conversion: */
@@ -173,8 +176,6 @@ typedef union { GLfloat f; GLint i; } fi_type;
***/
#if 0 /* _mesa_sqrtf() not accurate enough - temporarily disabled */
# define SQRTF(X) _mesa_sqrtf(X)
-#elif defined(XFree86LOADER) && defined(IN_MODULE) && !defined(NO_LIBCWRAPPER)
-# define SQRTF(X) (float) xf86sqrt((float) (X))
#else
# define SQRTF(X) (float) sqrt((float) (X))
#endif
@@ -221,8 +222,6 @@ static INLINE GLfloat LOG2(GLfloat val)
num.f = ((-1.0f/3) * num.f + 2) * num.f - 2.0f/3;
return num.f + log_2;
}
-#elif defined(XFree86LOADER) && defined(IN_MODULE) && !defined(NO_LIBCWRAPPER)
-#define LOG2(x) ((GLfloat) (xf86log(x) * 1.442695))
#else
/*
* NOTE: log_base_2(x) = log(x) / log(2)
@@ -293,15 +292,7 @@ static INLINE int GET_FLOAT_BITS( float x )
*** LDEXPF: multiply value by an integral power of two
*** FREXPF: extract mantissa and exponent from value
***/
-#if defined(XFree86LOADER) && defined(IN_MODULE) && !defined(NO_LIBCWRAPPER)
-#define CEILF(x) ((GLfloat) xf86ceil(x))
-#define FLOORF(x) ((GLfloat) xf86floor(x))
-#define FABSF(x) ((GLfloat) xf86fabs(x))
-#define LOGF(x) ((GLfloat) xf86log(x))
-#define EXPF(x) ((GLfloat) xf86exp(x))
-#define LDEXPF(x,y) ((GLfloat) xf86ldexp(x,y))
-#define FREXPF(x,y) ((GLfloat) xf86frexp(x,y))
-#elif defined(__gnu_linux__)
+#if defined(__gnu_linux__)
/* C99 functions */
#define CEILF(x) ceilf(x)
#define FLOORF(x) floorf(x)
@@ -705,6 +696,9 @@ _mesa_pow(double x, double y);
extern int
_mesa_ffs(int i);
+extern int
+_mesa_ffsll(long long i);
+
extern unsigned int
_mesa_bitcount(unsigned int n);