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Diffstat (limited to 'newlib/libm/mathfp/sf_isinf.c')
-rw-r--r-- | newlib/libm/mathfp/sf_isinf.c | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/newlib/libm/mathfp/sf_isinf.c b/newlib/libm/mathfp/sf_isinf.c deleted file mode 100644 index 84ab3f7..0000000 --- a/newlib/libm/mathfp/sf_isinf.c +++ /dev/null @@ -1,48 +0,0 @@ - -/* @(#)z_isinff.c 1.0 98/08/13 */ -/****************************************************************** - * isinff - * - * Input: - * x - pointer to a floating point value - * - * Output: - * An integer that indicates if the number is infinite. - * - * Description: - * This routine returns an integer that indicates if the number - * passed in is infinite (1) or is finite (0). - * - *****************************************************************/ - -#include "fdlibm.h" -#include "zmath.h" - -int -_DEFUN (isinff, (float), - float x) -{ - __uint32_t wx; - int exp; - - GET_FLOAT_WORD (wx, x); - exp = (wx & 0x7f800000) >> 23; - - if ((exp == 0x7f8) && !(wx & 0xf0000)) - return (1); - else - return (0); -} - -#ifdef _DOUBLE_IS_32BITS - -int -_DEFUN (isinf, (double), - double x) -{ - return isinff ((float) x); -} - -#endif /* defined(_DOUBLE_IS_32BITS) */ - - |