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/* HPPA common hooks.
   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
   2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
   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 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.
 
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3.  If not see
<http://www.gnu.org/licenses/>.  */
 
#include "config.h"
#include "system.h"
#include "coretypes.h"
#include "tm.h"
#include "common/common-target.h"
#include "common/common-target-def.h"
#include "opts.h"
#include "flags.h"
 
/* Implement TARGET_OPTION_OPTIMIZATION_TABLE.  */
static const struct default_options pa_option_optimization_table[] =
  {
    { OPT_LEVELS_1_PLUS, OPT_fomit_frame_pointer, NULL, 1 },
    { OPT_LEVELS_NONE, 0, NULL, 0 }
  };
 
/* Implement TARGET_HANDLE_OPTION.  */
 
static bool
pa_handle_option (struct gcc_options *opts,
		  struct gcc_options *opts_set ATTRIBUTE_UNUSED,
		  const struct cl_decoded_option *decoded,
		  location_t loc ATTRIBUTE_UNUSED)
{
  size_t code = decoded->opt_index;
 
  switch (code)
    {
    case OPT_mnosnake:
    case OPT_mpa_risc_1_0:
    case OPT_march_1_0:
      opts->x_target_flags &= ~(MASK_PA_11 | MASK_PA_20);
      return true;
 
    case OPT_msnake:
    case OPT_mpa_risc_1_1:
    case OPT_march_1_1:
      opts->x_target_flags &= ~MASK_PA_20;
      opts->x_target_flags |= MASK_PA_11;
      return true;
 
    case OPT_mpa_risc_2_0:
    case OPT_march_2_0:
      opts->x_target_flags |= MASK_PA_11 | MASK_PA_20;
      return true;
 
    default:
      return true;
    }
}
 
#undef TARGET_OPTION_OPTIMIZATION_TABLE
#define TARGET_OPTION_OPTIMIZATION_TABLE pa_option_optimization_table
#undef TARGET_DEFAULT_TARGET_FLAGS
#define TARGET_DEFAULT_TARGET_FLAGS (TARGET_DEFAULT | TARGET_CPU_DEFAULT)
#undef TARGET_HANDLE_OPTION
#define TARGET_HANDLE_OPTION pa_handle_option
 
struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER;