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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [config/] [sh/] [sh-c.c] - Blame information for rev 282

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Line No. Rev Author Line
1 282 jeremybenn
/* Pragma handling for GCC for Renesas / SuperH SH.
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   Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
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   2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
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   Contributed by Joern Rennecke <joern.rennecke@st.com>.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3.  If not see
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<http://www.gnu.org/licenses/>.  */
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#include "config.h"
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#include "system.h"
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#include "coretypes.h"
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#include "tm.h"
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#include "tree.h"
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#include "tm_p.h"
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/* Handle machine specific pragmas to be semi-compatible with Renesas
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   compiler.  */
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/* Add ATTR to the attributes of the current function.  If there is no
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   such function, save it to be added to the attributes of the next
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   function.  */
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static void
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sh_add_function_attribute (const char *attr)
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{
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  tree id = get_identifier (attr);
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  if (current_function_decl)
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    decl_attributes (&current_function_decl,
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                     tree_cons (id, NULL_TREE, NULL_TREE), 0);
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  else
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    {
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      *sh_deferred_function_attributes_tail
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        = tree_cons (id, NULL_TREE, *sh_deferred_function_attributes_tail);
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      sh_deferred_function_attributes_tail
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        = &TREE_CHAIN (*sh_deferred_function_attributes_tail);
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    }
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}
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void
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sh_pr_interrupt (struct cpp_reader *pfile ATTRIBUTE_UNUSED)
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{
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  sh_add_function_attribute ("interrupt_handler");
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}
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void
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sh_pr_trapa (struct cpp_reader *pfile ATTRIBUTE_UNUSED)
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{
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  sh_add_function_attribute ("trapa_handler");
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}
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void
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sh_pr_nosave_low_regs (struct cpp_reader *pfile ATTRIBUTE_UNUSED)
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{
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  sh_add_function_attribute ("nosave_low_regs");
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}

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