gcc/config/frv/frvend.c

/* Frv initialization file linked after all user modules
   Copyright (C) 1999, 2000, 2003, 2004, 2009 Free Software Foundation, Inc.
    Contributed by Red Hat, Inc.
  
   This file is part of GCC.
  
   GCC is free software ; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3, or (at your option)
   any later version.
  
   GCC is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY ; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
  
   Under Section 7 of GPL version 3, you are granted additional
   permissions described in the GCC Runtime Library Exception, version
   3.1, as published by the Free Software Foundation.

   You should have received a copy of the GNU General Public License and
   a copy of the GCC Runtime Library Exception along with this program;
   see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
   <http://www.gnu.org/licenses/>.  */

#include "defaults.h"
#include <stddef.h>
#include "unwind-dw2-fde.h"

#ifdef __FRV_UNDERSCORE__
#define UNDERSCORE "_"
#else
#define UNDERSCORE ""
#endif

#define FINI_SECTION_ZERO(SECTION, FLAGS, NAME)				\
__asm__ (".section " SECTION "," FLAGS "\n\t"				\
	 ".globl   " UNDERSCORE NAME "\n\t"				\
	 ".type    " UNDERSCORE NAME ",@object\n\t"			\
	 ".p2align  2\n"						\
	 UNDERSCORE NAME ":\n\t"					\
	 ".word     0\n\t"						\
	 ".previous")

#define FINI_SECTION(SECTION, FLAGS, NAME)				\
__asm__ (".section " SECTION "," FLAGS "\n\t"				\
	 ".globl   " UNDERSCORE NAME "\n\t"				\
	 ".type    " UNDERSCORE NAME ",@object\n\t"			\
	 ".p2align  2\n"						\
	 UNDERSCORE NAME ":\n\t"					\
	 ".previous")

/* End of .ctor/.dtor sections that provides a list of constructors and
   destructors to run.  */

FINI_SECTION_ZERO (".ctors", "\"aw\"", "__CTOR_END__");
FINI_SECTION_ZERO (".dtors", "\"aw\"", "__DTOR_END__");

/* End of .eh_frame section that provides all of the exception handling
   tables.  */

FINI_SECTION_ZERO (".eh_frame", "\"aw\"", "__FRAME_END__");

#if ! __FRV_FDPIC__
/* In FDPIC, the linker itself generates this.  */
/* End of .rofixup section that provides a list of pointers that we
   need to adjust.  */

FINI_SECTION (".rofixup", "\"a\"", "__ROFIXUP_END__");
#endif /* __FRV_FDPIC__ */