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ee188d55 RM |
1 | /* w_acoshl.c -- long double version of w_acosh.c. |
2 | * Conversion to long double by Ulrich Drepper, | |
3 | * Cygnus Support, drepper@cygnus.com. | |
0ac5ae23 | 4 | * Optimizations bu Ulrich Drepper <drepper@gmail.com>, 2011. |
ee188d55 RM |
5 | */ |
6 | ||
7 | /* | |
8 | * ==================================================== | |
9 | * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. | |
10 | * | |
11 | * Developed at SunPro, a Sun Microsystems, Inc. business. | |
12 | * Permission to use, copy, modify, and distribute this | |
13 | * software is freely granted, provided that this notice | |
14 | * is preserved. | |
15 | * ==================================================== | |
16 | */ | |
17 | ||
ee188d55 RM |
18 | /* |
19 | * wrapper coshl(x) | |
20 | */ | |
21 | ||
9d13fb24 | 22 | #include <math.h> |
9277c064 | 23 | #include <math_private.h> |
ee188d55 | 24 | |
0ac5ae23 UD |
25 | long double |
26 | __coshl (long double x) | |
ee188d55 | 27 | { |
0ac5ae23 UD |
28 | long double z = __ieee754_coshl (x); |
29 | if (__builtin_expect (!__finitel (z), 0) && __finitel (x) | |
30 | && _LIB_VERSION != _IEEE_) | |
41bf21a1 | 31 | return __kernel_standard_l (x, x, 205); /* cosh overflow */ |
0ac5ae23 UD |
32 | |
33 | return z; | |
ee188d55 RM |
34 | } |
35 | weak_alias (__coshl, coshl) |