diff options
Diffstat (limited to 'REORG.TODO/math/w_coshf_compat.c')
| -rw-r--r-- | REORG.TODO/math/w_coshf_compat.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/REORG.TODO/math/w_coshf_compat.c b/REORG.TODO/math/w_coshf_compat.c new file mode 100644 index 0000000000..dc7fb53ba3 --- /dev/null +++ b/REORG.TODO/math/w_coshf_compat.c @@ -0,0 +1,34 @@ +/* w_coshf.c -- float version of w_cosh.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + * Optimizations by Ulrich Drepper <drepper@gmail.com>, 2011. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +/* + * wrapper coshf(x) + */ + +#include <math.h> +#include <math_private.h> + +float +__coshf (float x) +{ + float z = __ieee754_coshf (x); + if (__builtin_expect (!isfinite (z), 0) && isfinite (x) + && _LIB_VERSION != _IEEE_) + return __kernel_standard_f (x, x, 105); /* cosh overflow */ + + return z; +} +weak_alias (__coshf, coshf) |