sysdeps/alpha/bits/mathdef.h

   1 /* Copyright (C) 1997-2024 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library.  If not, see
  16    <https://www.gnu.org/licenses/>.  */
  17
  18 #ifndef _COMPLEX_H
  19 # error "Never use <bits/mathdef.h> directly; include <complex.h> instead"
  20 #endif
  21
  22 #if defined _COMPLEX_H && !defined _COMPLEX_H_MATHDEF
  23 # define _COMPLEX_H_MATHDEF 1
  24 # if defined(__GNUC__) && !__GNUC_PREREQ(3,4)
  25
  26 /* Due to an ABI change, we need to remap the complex float symbols.  */
  27 #  define _Mdouble_             float
  28 #  define __MATHCALL(function, args) \
  29     __MATHDECL (_Complex float, function, args)
  30 #  define __MATHDECL(type, function, args) \
  31     __MATHDECL_1(type, function##f, args, __c1_##function##f); \
  32     __MATHDECL_1(type, __##function##f, args, __c1_##function##f)
  33 #  define __MATHDECL_1(type, function, args, alias) \
  34     extern type function args __asm__(#alias) __THROW
  35
  36 #  include <bits/cmathcalls.h>
  37
  38 #  undef _Mdouble_
  39 #  undef __MATHCALL
  40 #  undef __MATHDECL
  41 #  undef __MATHDECL_1
  42
  43 # endif /* GNUC before 3.4 */
  44 #endif /* COMPLEX_H */