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1 /* Common hooks for Renesas H8/300.
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131
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2 Copyright (C) 1992-2018 Free Software Foundation, Inc.
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111
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3
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4 This file is part of GCC.
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5
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6 GCC is free software; you can redistribute it and/or modify
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7 it under the terms of the GNU General Public License as published by
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8 the Free Software Foundation; either version 3, or (at your option)
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9 any later version.
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10
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11 GCC is distributed in the hope that it will be useful,
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12 but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 GNU General Public License for more details.
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15
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16 You should have received a copy of the GNU General Public License
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17 along with GCC; see the file COPYING3. If not see
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18 <http://www.gnu.org/licenses/>. */
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19
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20 #include "config.h"
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21 #include "system.h"
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22 #include "coretypes.h"
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23 #include "tm.h"
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24 #include "common/common-target.h"
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25 #include "common/common-target-def.h"
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26
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27 /* Implement TARGET_OPTION_OPTIMIZATION_TABLE. */
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28
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29 static const struct default_options h8300_option_optimization_table[] =
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30 {
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31 /* Basic block reordering is only beneficial on targets with cache
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32 and/or variable-cycle branches where (cycle count taken !=
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33 cycle count not taken). */
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34 { OPT_LEVELS_ALL, OPT_freorder_blocks, NULL, 0 },
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35 { OPT_LEVELS_NONE, 0, NULL, 0 }
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36 };
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37
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38 #undef TARGET_DEFAULT_TARGET_FLAGS
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39 #define TARGET_DEFAULT_TARGET_FLAGS TARGET_DEFAULT
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40
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41 #undef TARGET_OPTION_OPTIMIZATION_TABLE
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42 #define TARGET_OPTION_OPTIMIZATION_TABLE h8300_option_optimization_table
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43
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44 #undef TARGET_EXCEPT_UNWIND_INFO
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45 #define TARGET_EXCEPT_UNWIND_INFO sjlj_except_unwind_info
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46
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47 struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER;
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