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1 | /* Copyright (C) 2011 Free Software Foundation, Inc. |
2 | This file is part of the GNU C Library. | |
3 | Contributed by Ulrich Drepper <drepper@gmail.com>, 2011. | |
f7eac6eb | 4 | |
0ac5ae23 UD |
5 | The GNU C Library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
f7eac6eb | 9 | |
0ac5ae23 UD |
10 | The GNU C Library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Lesser General Public License for more details. | |
f7eac6eb | 14 | |
0ac5ae23 UD |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, write to the Free | |
17 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
18 | 02111-1307 USA. */ | |
19 | ||
20 | #include <fenv.h> | |
9d13fb24 | 21 | #include <math.h> |
9277c064 | 22 | #include <math_private.h> |
f7eac6eb | 23 | |
0ac5ae23 UD |
24 | |
25 | /* wrapper jnf */ | |
26 | float | |
27 | jnf (int n, float x) | |
f7eac6eb | 28 | { |
0ac5ae23 UD |
29 | if (__builtin_expect (fabsf (x) > (float) X_TLOSS, 0) |
30 | && _LIB_VERSION != _IEEE_) | |
31 | /* jn(n,|x|>X_TLOSS) */ | |
32 | return __kernel_standard_f (n, x, 138); | |
33 | ||
34 | return __ieee754_jnf (n, x); | |
f7eac6eb | 35 | } |
f7eac6eb | 36 | |
0ac5ae23 UD |
37 | |
38 | /* wrapper ynf */ | |
39 | float | |
40 | ynf (int n, float x) | |
f7eac6eb | 41 | { |
0ac5ae23 UD |
42 | if (__builtin_expect (x <= 0.0f || x > (float) X_TLOSS, 0) |
43 | && _LIB_VERSION != _IEEE_) | |
44 | { | |
45 | if (x < 0.0f) | |
46 | { | |
47 | /* d = zero/(x-x) */ | |
48 | feraiseexcept (FE_INVALID); | |
49 | return __kernel_standard_f (n, x, 113); | |
50 | } | |
51 | else if (x == 0.0) | |
52 | /* d = -one/(x-x) */ | |
53 | return __kernel_standard_f (n, x, 112); | |
54 | else | |
55 | /* yn(n,x>X_TLOSS) */ | |
56 | return __kernel_standard_f (n, x, 139); | |
57 | } | |
58 | ||
59 | return __ieee754_ynf (n, x); | |
f7eac6eb | 60 | } |