gcc/config/frv/frvend.c

   1 /* Frv initialization file linked after all user modules
   2    Copyright (C) 1999, 2000 Free Software Foundation, Inc.
   3     Contributed by Red Hat, Inc.
   4
   5    This file is part of GNU CC.
   6
   7    GNU CC is free software ; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation * either version 2, or (at your option)
  10    any later version.
  11
  12    GNU CC is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY ; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with GNU CC; see the file COPYING.  If not, write to
  19    the Free Software Foundation, 59 Temple Place - Suite 330,
  20    Boston, MA 02111-1307, USA. */
  21
  22 #include "defaults.h"
  23 #include <stddef.h>
  24 #include "unwind-dw2-fde.h"
  25
  26 #ifdef __FRV_UNDERSCORE__
  27 #define UNDERSCORE "_"
  28 #else
  29 #define UNDERSCORE ""
  30 #endif
  31
  32 #define FINI_SECTION_ZERO(SECTION, FLAGS, NAME)                         \
  33 __asm__ (".section " SECTION "," FLAGS "\n\t"                           \
  34          ".globl   " UNDERSCORE NAME "\n\t"                             \
  35          ".type    " UNDERSCORE NAME ",@object\n\t"                     \
  36          ".p2align  2\n"                                                \
  37          UNDERSCORE NAME ":\n\t"                                        \
  38          ".word     0\n\t"                                              \
  39          ".previous")
  40
  41 #define FINI_SECTION(SECTION, FLAGS, NAME)                              \
  42 __asm__ (".section " SECTION "," FLAGS "\n\t"                           \
  43          ".globl   " UNDERSCORE NAME "\n\t"                             \
  44          ".type    " UNDERSCORE NAME ",@object\n\t"                     \
  45          ".p2align  2\n"                                                \
  46          UNDERSCORE NAME ":\n\t"                                        \
  47          ".previous")
  48
  49 /* End of .ctor/.dtor sections that provides a list of constructors and
  50    destructors to run.  */
  51
  52 FINI_SECTION_ZERO (".ctors", "\"aw\"", "__CTOR_END__");
  53 FINI_SECTION_ZERO (".dtors", "\"aw\"", "__DTOR_END__");
  54
  55 /* End of .eh_frame section that provides all of the exception handling
  56    tables.  */
  57
  58 FINI_SECTION_ZERO (".eh_frame", "\"aw\"", "__FRAME_END__");
  59
  60 /* End of .rofixup section that provides a list of pointers that we
  61    need to adjust.  */
  62
  63 FINI_SECTION (".rofixup", "\"a\"", "__ROFIXUP_END__");