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/* Common hooks for Toshiba Media Processor.
Copyright (C) 2001-2013 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"
static const struct default_options mep_option_optimization_table[] =
{
/* The first scheduling pass often increases register pressure and
tends to result in more spill code. Only run it when
specifically asked. */
{ OPT_LEVELS_ALL, OPT_fschedule_insns, NULL, 0 },
/* Using $fp doesn't gain us much, even when debugging is
important. */
{ OPT_LEVELS_ALL, OPT_fomit_frame_pointer, NULL, 1 },
{ OPT_LEVELS_NONE, 0, NULL, 0 }
};
static bool
mep_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_mall_opts:
opts->x_target_flags |= MEP_ALL_OPTS;
break;
case OPT_mno_opts:
opts->x_target_flags &= ~ MEP_ALL_OPTS;
break;
case OPT_mcop64:
opts->x_target_flags |= MASK_COP;
opts->x_target_flags |= MASK_64BIT_CR_REGS;
break;
case OPT_mivc2:
opts->x_target_flags |= MASK_COP;
opts->x_target_flags |= MASK_64BIT_CR_REGS;
opts->x_target_flags |= MASK_VLIW;
opts->x_target_flags |= MASK_OPT_VL64;
opts->x_target_flags |= MASK_IVC2;
/* Remaining handling of this option deferred. */
break;
default:
break;
}
return TRUE;
}
#undef TARGET_HANDLE_OPTION
#define TARGET_HANDLE_OPTION mep_handle_option
#undef TARGET_OPTION_OPTIMIZATION_TABLE
#define TARGET_OPTION_OPTIMIZATION_TABLE mep_option_optimization_table
#undef TARGET_DEFAULT_TARGET_FLAGS
#define TARGET_DEFAULT_TARGET_FLAGS TARGET_DEFAULT
struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER;
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