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Diffstat (limited to 'newlib/libm/common/sf_fmax.c')
-rw-r--r-- | newlib/libm/common/sf_fmax.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/newlib/libm/common/sf_fmax.c b/newlib/libm/common/sf_fmax.c new file mode 100644 index 0000000..292b99e --- /dev/null +++ b/newlib/libm/common/sf_fmax.c @@ -0,0 +1,38 @@ +/* Copyright (C) 2002 by Red Hat, Incorporated. All rights reserved. + * + * Permission to use, copy, modify, and distribute this software + * is freely granted, provided that this notice is preserved. + */ + +#include "fdlibm.h" + +#ifdef __STDC__ + float fmaxf(float x, float y) +#else + float fmaxf(x,y) + float x; + float y; +#endif +{ + if (__fpclassifyf(x) == FP_NAN) + return x; + if (__fpclassifyf(y) == FP_NAN) + return y; + + return x > y ? x : y; +} + +#ifdef _DOUBLE_IS_32BITS + +#ifdef __STDC__ + double fmax(double x, double y) +#else + double fmax(x,y) + double x; + double y; +#endif +{ + return (double) fmaxf((float) x, (float) y); +} + +#endif /* defined(_DOUBLE_IS_32BITS) */ |