gcc/common/config/h8300/h8300-common.c

/* Common hooks for Renesas H8/300.
   Copyright (C) 1992-2021 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"

/* Implement TARGET_OPTION_OPTIMIZATION_TABLE.  */

static const struct default_options h8300_option_optimization_table[] =
  {
    /* Basic block reordering is only beneficial on targets with cache
       and/or variable-cycle branches where (cycle count taken !=
       cycle count not taken).  */
    { OPT_LEVELS_ALL, OPT_freorder_blocks, NULL, 0 },
    { OPT_LEVELS_NONE, 0, NULL, 0 }
  };

#undef TARGET_DEFAULT_TARGET_FLAGS
#define TARGET_DEFAULT_TARGET_FLAGS TARGET_DEFAULT

#undef TARGET_OPTION_OPTIMIZATION_TABLE
#define TARGET_OPTION_OPTIMIZATION_TABLE h8300_option_optimization_table

#undef TARGET_EXCEPT_UNWIND_INFO
#define TARGET_EXCEPT_UNWIND_INFO sjlj_except_unwind_info

struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER;