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1 | /* file: lgammaf_r.c */ |
2 | ||
3 | ||
4 | // Copyright (c) 2002 Intel Corporation | |
5 | // All rights reserved. | |
6 | // | |
7 | // Contributed 2002 by the Intel Numerics Group, Intel Corporation | |
8 | // | |
9 | // Redistribution and use in source and binary forms, with or without | |
10 | // modification, are permitted provided that the following conditions are | |
11 | // met: | |
12 | // | |
13 | // * Redistributions of source code must retain the above copyright | |
14 | // notice, this list of conditions and the following disclaimer. | |
15 | // | |
16 | // * Redistributions in binary form must reproduce the above copyright | |
17 | // notice, this list of conditions and the following disclaimer in the | |
18 | // documentation and/or other materials provided with the distribution. | |
19 | // | |
20 | // * The name of Intel Corporation may not be used to endorse or promote | |
21 | // products derived from this software without specific prior written | |
22 | // permission. | |
23 | ||
24 | // | |
25 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
26 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
27 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
28 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL INTEL OR ITS | |
29 | // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
30 | // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
31 | // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
32 | // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | |
33 | // OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY OR TORT (INCLUDING | |
34 | // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
35 | // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
36 | // | |
37 | // Intel Corporation is the author of this code, and requests that all | |
38 | // problem reports or change requests be submitted to it directly at | |
39 | // http://www.intel.com/software/products/opensource/libraries/num.htm. | |
40 | // | |
41 | // | |
42 | ||
43 | // History | |
44 | //============================================================== | |
45 | // 02/04/02: Initial version | |
46 | // 02/22/02: Removed lgamma_r, gamma_r | |
47 | /* | |
48 | // FUNCTIONS: float lgammaf_r(float x, int* signgam) | |
49 | // float gammaf_r(float x, int* signgam) | |
50 | // Natural logarithm of GAMMA function | |
51 | */ | |
52 | ||
53 | #include "libm_support.h" | |
54 | ||
55 | ||
56 | extern float __libm_lgammaf(float /*x*/, int* /*signgam*/, int /*signgamsz*/); | |
57 | ||
58 | ||
59 | float __ieee754_lgammaf_r(float x, int* signgam) | |
60 | { | |
61 | return __libm_lgammaf(x, signgam, sizeof(*signgam)); | |
62 | } | |
63 | weak_alias (__ieee754_lgammaf_r, lgammaf_r) | |
64 | ||
65 | #ifndef _LIBC | |
66 | float __ieee754_gammaf_r(float x, int* signgam) | |
67 | { | |
68 | return __libm_lgammaf(x, signgam, sizeof(*signgam)); | |
69 | } | |
70 | weak_alias (__ieee754_gammaf_r, gammaf_r) | |
71 | #endif |