1 /* file: lgammaf_r.c */
2
3
4 // Copyright (c) 2002 Intel Corporation
5 // All rights reserved.
6 //
7 //
8 // Redistribution and use in source and binary forms, with or without
9 // modification, are permitted provided that the following conditions are
10 // met:
11 //
12 // * Redistributions of source code must retain the above copyright
13 // notice, this list of conditions and the following disclaimer.
14 //
15 // * Redistributions in binary form must reproduce the above copyright
16 // notice, this list of conditions and the following disclaimer in the
17 // documentation and/or other materials provided with the distribution.
18 //
19 // * The name of Intel Corporation may not be used to endorse or promote
20 // products derived from this software without specific prior written
21 // permission.
22
23 //
24 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
25 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
26 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
27 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL INTEL OR ITS
28 // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
29 // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
30 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
31 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
32 // OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY OR TORT (INCLUDING
33 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
34 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
35 //
36 // Intel Corporation is the author of this code, and requests that all
37 // problem reports or change requests be submitted to it directly at
38 // http://www.intel.com/software/products/opensource/libraries/num.htm.
39 //
40 //
41
42 // History
43 //==============================================================
44 // 02/04/02: Initial version
45 // 02/22/02: Removed lgamma_r, gamma_r
46 /*
47 // FUNCTIONS: float lgammaf_r(float x, int* signgam)
48 // float gammaf_r(float x, int* signgam)
49 // Natural logarithm of GAMMA function
50 */
51
52 #include "libm_support.h"
53
54
55 extern float __libm_lgammaf(float /*x*/, int* /*signgam*/, int /*signgamsz*/);
56
57
__ieee754_lgammaf_r(float x,int * signgam)58 float __ieee754_lgammaf_r(float x, int* signgam)
59 {
60 return __libm_lgammaf(x, signgam, sizeof(*signgam));
61 }
libm_alias_float_r(__ieee754_lgamma,lgamma,_r)62 libm_alias_float_r (__ieee754_lgamma, lgamma, _r)
63
64 #ifndef _LIBC
65 float __ieee754_gammaf_r(float x, int* signgam)
66 {
67 return __libm_lgammaf(x, signgam, sizeof(*signgam));
68 }
69 weak_alias (__ieee754_gammaf_r, gammaf_r)
70 #endif
71