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1 /* Common hooks for TILE-Gx.
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2 Copyright (C) 2011-2017 Free Software Foundation, Inc.
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3 Contributed by Walter Lee (walt@tilera.com)
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4
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5 This file is part of GCC.
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6
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7 GCC is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published
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9 by the Free Software Foundation; either version 3, or (at your
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10 option) any later version.
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11
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12 GCC is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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14 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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15 License for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with GCC; see the file COPYING3. If not see
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19 <http://www.gnu.org/licenses/>. */
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20
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21 #include "config.h"
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22 #include "system.h"
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23 #include "coretypes.h"
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24 #include "diagnostic-core.h"
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25 #include "tm.h"
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26 #include "common/common-target.h"
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27 #include "common/common-target-def.h"
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28 #include "opts.h"
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29 #include "flags.h"
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30
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31 static const struct default_options tilegx_option_optimization_table[] = {
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32 {OPT_LEVELS_1_PLUS, OPT_fomit_frame_pointer, NULL, 1},
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33 /* Scheduling and bundling are super important for our architecture, so
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34 enable them at -O1. */
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35 {OPT_LEVELS_1_PLUS, OPT_fschedule_insns, NULL, 1},
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36 {OPT_LEVELS_1_PLUS, OPT_fschedule_insns2, NULL, 1},
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37 {OPT_LEVELS_NONE, 0, NULL, 0}
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38 };
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39
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40
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41 static void
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42 tilegx_option_init_struct (struct gcc_options *opts)
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43 {
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44 opts->x_flag_asynchronous_unwind_tables = 1;
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45 }
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46
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47
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48 #undef TARGET_DEFAULT_TARGET_FLAGS
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49 #define TARGET_DEFAULT_TARGET_FLAGS \
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50 (TARGET_DEFAULT \
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51 | TARGET_ENDIAN_DEFAULT)
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52
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53 #undef TARGET_OPTION_OPTIMIZATION_TABLE
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54 #define TARGET_OPTION_OPTIMIZATION_TABLE tilegx_option_optimization_table
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55
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56 #undef TARGET_OPTION_INIT_STRUCT
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57 #define TARGET_OPTION_INIT_STRUCT tilegx_option_init_struct
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58
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59 struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER;
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