pa32-linux.h

来自「Mac OS X 10.4.9 for x86 Source Code gcc」· C头文件 代码 · 共 40 行

/* Definitions for PA_RISC with ELF-32 format
   Copyright (C) 2000, 2002, 2004 Free Software Foundation, 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 2, 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.

You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING.  If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.  */

/* Turn off various SOM crap we don't want.  */
#undef TARGET_ELF32
#define TARGET_ELF32 1

/* The libcall __canonicalize_funcptr_for_compare is referenced in
   crtend.o and the reference isn't resolved in objects that don't
   compare function pointers.  Thus, we need to play games to provide
   a reference in crtbegin.o.  The rest of the define is the same
   as that in crtstuff.c  */
#define CTOR_LIST_BEGIN \
  asm (".type __canonicalize_funcptr_for_compare,@function\n"		\
"	.text\n"							\
"	.word __canonicalize_funcptr_for_compare-$PIC_pcrel$0");	\
  STATIC func_ptr __CTOR_LIST__[1]					\
    __attribute__ ((__unused__, section(".ctors"),			\
		    aligned(sizeof(func_ptr))))				\
    = { (func_ptr) (-1) }

#define MD_UNWIND_SUPPORT "config/pa/linux-unwind.h"