external/gpl3/gcc/lib/libstdc++-v3/arch/mips64el/cxxabi_tweaks.h

   1 /* This file is automatically generated.  DO NOT EDIT! */
   2 /* Generated from:      NetBSD: mknative-gcc,v 1.61 2011/07/03 12:26:02 mrg Exp  */
   3 /* Generated from: NetBSD: mknative.common,v 1.9 2007/02/05 18:26:01 apb Exp  */
   4
   5 // Control various target specific ABI tweaks.  Generic version.
   6
   7 // Copyright (C) 2004, 2006, 2008, 2009 Free Software Foundation, Inc.
   8 //
   9 // This file is part of the GNU ISO C++ Library.  This library is free
  10 // software; you can redistribute it and/or modify it under the
  11 // terms of the GNU General Public License as published by the
  12 // Free Software Foundation; either version 3, or (at your option)
  13 // any later version.
  14
  15 // This library is distributed in the hope that it will be useful,
  16 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 // GNU General Public License for more details.
  19
  20 // Under Section 7 of GPL version 3, you are granted additional
  21 // permissions described in the GCC Runtime Library Exception, version
  22 // 3.1, as published by the Free Software Foundation.
  23
  24 // You should have received a copy of the GNU General Public License and
  25 // a copy of the GCC Runtime Library Exception along with this program;
  26 // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
  27 // <http://www.gnu.org/licenses/>.
  28
  29 /** @file cxxabi_tweaks.h
  30  *  The header provides an CPU-variable interface to the C++ ABI.
  31  */
  32
  33 #ifndef _CXXABI_TWEAKS_H
  34 #define _CXXABI_TWEAKS_H 1
  35
  36 #ifdef __cplusplus
  37 namespace __cxxabiv1
  38 {
  39   extern "C"
  40   {
  41 #endif
  42
  43   // The generic ABI uses the first byte of a 64-bit guard variable.
  44 #define _GLIBCXX_GUARD_TEST(x) (*(char *) (x) != 0)
  45 #define _GLIBCXX_GUARD_SET(x) *(char *) (x) = 1
  46 #define _GLIBCXX_GUARD_BIT __guard_test_bit (0, 1)
  47 #define _GLIBCXX_GUARD_PENDING_BIT __guard_test_bit (1, 1)
  48 #define _GLIBCXX_GUARD_WAITING_BIT __guard_test_bit (2, 1)
  49   __extension__ typedef int __guard __attribute__((mode (__DI__)));
  50
  51   // __cxa_vec_ctor has void return type.
  52   typedef void __cxa_vec_ctor_return_type;
  53 #define _GLIBCXX_CXA_VEC_CTOR_RETURN(x) return
  54   // Constructors and destructors do not return a value.
  55   typedef void __cxa_cdtor_return_type;
  56
  57 #ifdef __cplusplus
  58   }
  59 } // namespace __cxxabiv1
  60 #endif
  61
  62 #endif