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/* Common hooks for Renesas M32R.
Copyright (C) 1996-2019 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_HANDLE_OPTION. */
static bool
m32r_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;
int value = decoded->value;
switch (code)
{
case OPT_m32r:
opts->x_target_flags &= ~(MASK_M32R2 | MASK_M32RX);
return true;
case OPT_mno_flush_func:
opts->x_m32r_cache_flush_func = NULL;
return true;
case OPT_mflush_trap_:
return value <= 15;
default:
return true;
}
}
#undef TARGET_DEFAULT_TARGET_FLAGS
#define TARGET_DEFAULT_TARGET_FLAGS TARGET_CPU_DEFAULT
#undef TARGET_HANDLE_OPTION
#define TARGET_HANDLE_OPTION m32r_handle_option
#undef TARGET_EXCEPT_UNWIND_INFO
#define TARGET_EXCEPT_UNWIND_INFO sjlj_except_unwind_info
struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER;
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