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131
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1 /* Copyright (C) 2016-2018 Free Software Foundation, Inc.
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111
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2
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3 This file is part of GCC.
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4
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5 GCC is free software; you can redistribute it and/or modify it
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6 under the terms of the GNU General Public License as published by
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7 the Free Software Foundation; either version 3, or (at your option)
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8 any later version.
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9
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10 GCC is distributed in the hope that it will be useful, but WITHOUT
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11 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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12 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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13 License for more details.
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14
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15 You should have received a copy of the GNU General Public License
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16 along with GCC; see the file COPYING3. If not see
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17 <http://www.gnu.org/licenses/>.
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18 */
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19
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131
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20 #define IN_TARGET_CODE 1
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21
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111
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22 #include "config.h"
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23 #include "system.h"
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24 #include "coretypes.h"
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25 #include "tm.h"
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26 #include "tree.h"
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27 #include "memmodel.h"
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28 #include "tm_p.h"
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29 #include "cpplib.h"
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30 #include "c-family/c-common.h"
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31 #include "target.h"
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32
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33 #define builtin_define(TXT) cpp_define (pfile, TXT)
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34 #define builtin_assert(TXT) cpp_assert (pfile, TXT)
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35
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36 /* Define or undefine macros based on the current target. */
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37
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38 static void
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39 def_or_undef_macro (cpp_reader* pfile, const char *name, bool def_p)
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40 {
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41 if (def_p)
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42 cpp_define (pfile, name);
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43 else
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44 cpp_undef (pfile, name);
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45 }
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46
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47 /* Helper for TARGET_CPU_CPP_BUILTINS hook. */
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48
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49 void
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50 arc_cpu_cpp_builtins (cpp_reader * pfile)
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51 {
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52 builtin_assert ("cpu=arc");
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53 builtin_assert ("machine=arc");
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54
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55 builtin_define ("__arc__");
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56
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57 #undef ARC_C_DEF
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58 #define ARC_C_DEF(NAME, CONDITION) \
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59 def_or_undef_macro (pfile, NAME, CONDITION);
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60
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61 #include "arc-c.def"
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62 #undef ARC_C_DEF
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63
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64 builtin_define_with_int_value ("__ARC_TLS_REGNO__",
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65 arc_tp_regno);
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66
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67 builtin_define_with_int_value ("__ARC_LPC_WIDTH__", arc_lpcwidth);
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68
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69 builtin_define (TARGET_BIG_ENDIAN
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70 ? "__BIG_ENDIAN__" : "__LITTLE_ENDIAN__");
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71 if (TARGET_BIG_ENDIAN)
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72 builtin_define ("__big_endian__");
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73
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74 }
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