sysdeps/ia64/fpu/w_lgammaf_main.c

   1 /* file: lgammaf.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/gamma
  46 //
  47 /*
  48 //   FUNCTIONS:    float   lgammaf(float x)
  49 //                 float   gammaf(float x)
  50 //                 Natural logarithm of GAMMA function
  51 */
  52
  53 #include "libm_support.h"
  54
  55 #include <math.h>
  56 #include <math_private.h>
  57
  58 #include <lgamma-compat.h>
  59
  60 extern float  __libm_lgammaf(float /*x*/, int* /*signgam*/, int /*signgamsz*/);
  61
  62 #if BUILD_LGAMMA
  63 float LGFUNC (lgammaf) (float x)
  64 {
  65     return CALL_LGAMMA (float, __libm_lgammaf, x);
  66 }
  67 # if USE_AS_COMPAT
  68 compat_symbol (libm, __lgammaf_compat, lgammaf, LGAMMA_OLD_VER);
  69 # else
  70 versioned_symbol (libm, __ieee754_lgammaf, lgammaf, LGAMMA_NEW_VER);
  71 libm_alias_float_other (__ieee754_lgamma, lgamma)
  72 # endif
  73 # if GAMMA_ALIAS
  74 strong_alias (LGFUNC (lgammaf), __ieee754_gammaf)
  75 weak_alias (__ieee754_gammaf, gammaf)
  76 # endif
  77 #endif