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92221550 | 1 | /* Copyright (C) 2011, 2012 Free Software Foundation, Inc. |
0ac5ae23 UD |
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 | |
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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 | 15 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 PE |
16 | License along with the GNU C Library; if not, see |
17 | <http://www.gnu.org/licenses/>. */ | |
f7eac6eb | 18 | |
0ac5ae23 | 19 | #include <fenv.h> |
9d13fb24 | 20 | #include <math.h> |
9277c064 | 21 | #include <math_private.h> |
f7eac6eb | 22 | |
0ac5ae23 UD |
23 | |
24 | /* wrapper j0f */ | |
25 | float | |
26 | j0f (float x) | |
f7eac6eb | 27 | { |
92221550 | 28 | if (__builtin_expect (isgreater (fabsf (x), (float) X_TLOSS), 0) |
0ac5ae23 UD |
29 | && _LIB_VERSION != _IEEE_) |
30 | /* j0(|x|>X_TLOSS) */ | |
31 | return __kernel_standard_f (x, x, 134); | |
32 | ||
33 | return __ieee754_j0f (x); | |
f7eac6eb | 34 | } |
f7eac6eb | 35 | |
0ac5ae23 UD |
36 | |
37 | /* wrapper y0f */ | |
38 | float | |
39 | y0f (float x) | |
f7eac6eb | 40 | { |
92221550 AJ |
41 | if (__builtin_expect (islessequal (x, 0.0f) |
42 | || isgreater (x, (float) X_TLOSS), 0) | |
0ac5ae23 UD |
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 (x, x, 109); | |
50 | } | |
51 | else if (x == 0.0f) | |
52 | /* d = -one/(x-x) */ | |
53 | return __kernel_standard_f (x, x, 108); | |
54 | else | |
55 | /* y0(x>X_TLOSS) */ | |
56 | return __kernel_standard_f (x, x, 135); | |
57 | } | |
58 | ||
59 | return __ieee754_y0f (x); | |
f7eac6eb | 60 | } |