diff options
Diffstat (limited to 'lib/msun/src/math.h')
| -rw-r--r-- | lib/msun/src/math.h | 34 |
1 files changed, 28 insertions, 6 deletions
diff --git a/lib/msun/src/math.h b/lib/msun/src/math.h index 754599e..92dfd23 100644 --- a/lib/msun/src/math.h +++ b/lib/msun/src/math.h @@ -79,10 +79,22 @@ extern const union __nan_un { : (sizeof (x) == sizeof (double)) ? __fpclassifyd(x) \ : __fpclassifyl(x)) -#define isfinite(x) ((fpclassify(x) & (FP_INFINITE|FP_NAN)) == 0) -#define isinf(x) (fpclassify(x) == FP_INFINITE) -#define isnan(x) (fpclassify(x) == FP_NAN) -#define isnormal(x) (fpclassify(x) == FP_NORMAL) +#define isfinite(x) \ + ((sizeof (x) == sizeof (float)) ? __isfinitef(x) \ + : (sizeof (x) == sizeof (double)) ? __isfinite(x) \ + : __isfinitel(x)) +#define isinf(x) \ + ((sizeof (x) == sizeof (float)) ? __isinff(x) \ + : (sizeof (x) == sizeof (double)) ? isinf(x) \ + : __isinfl(x)) +#define isnan(x) \ + ((sizeof (x) == sizeof (float)) ? isnanf(x) \ + : (sizeof (x) == sizeof (double)) ? isnan(x) \ + : __isnanl(x)) +#define isnormal(x) \ + ((sizeof (x) == sizeof (float)) ? __isnormalf(x) \ + : (sizeof (x) == sizeof (double)) ? __isnormal(x) \ + : __isnormall(x)) #ifdef __MATH_BUILTIN_RELOPS #define isgreater(x, y) __builtin_isgreater((x), (y)) @@ -161,8 +173,6 @@ struct exception { }; #endif -#define isnanf(x) isnan(x) - #if 0 /* Old value from 4.4BSD-Lite math.h; this is probably better. */ #define HUGE HUGE_VAL @@ -195,6 +205,15 @@ __BEGIN_DECLS int __fpclassifyd(double) __pure2; int __fpclassifyf(float) __pure2; int __fpclassifyl(long double) __pure2; +int __isfinitef(float) __pure2; +int __isfinite(double) __pure2; +int __isfinitel(long double) __pure2; +int __isinff(float) __pure2; +int __isinfl(long double) __pure2; +int __isnanl(long double) __pure2; +int __isnormalf(float) __pure2; +int __isnormal(double) __pure2; +int __isnormall(long double) __pure2; int __signbit(double) __pure2; double acos(double); @@ -241,6 +260,8 @@ double fmax(double, double) __pure2; double fmin(double, double) __pure2; double hypot(double, double); int ilogb(double); +int (isinf)(double) __pure2; +int (isnan)(double) __pure2; double lgamma(double); double log1p(double) __pure2; double logb(double) __pure2; @@ -279,6 +300,7 @@ double tgamma(double); #if __BSD_VISIBLE double drem(double, double); int finite(double) __pure2; +int isnanf(float) __pure2; /* * Reentrant version of gamma & lgamma; passes signgam back by reference |
