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annotate gcc/config/microblaze/microblaze-c.c @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children 1830386684a0
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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1 /* Subroutines used for the C front end for Xilinx MicroBlaze.
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2 Copyright (C) 2010-2018 Free Software Foundation, Inc.
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3
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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4 Contributed by Michael Eager <eager@eagercon.com>.
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5
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6 This file is part of GCC.
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7
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8 GCC is free software; you can redistribute it and/or modify it
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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9 under the terms of the GNU General Public License as published
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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10 by the Free Software Foundation; either version 3, or (at your
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11 option) any later version.
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12
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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13 GCC is distributed in the hope that it will be useful, but WITHOUT
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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15 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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16 License for more details.
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17
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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18 You should have received a copy of the GNU General Public License
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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19 along with GCC; see the file COPYING3. If not see
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20 <http://www.gnu.org/licenses/>. */
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21
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22 #define IN_TARGET_CODE 1
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23
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24 #include "config.h"
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25 #include "system.h"
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26 #include "coretypes.h"
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27 #include "target.h"
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28 #include "c-family/c-common.h"
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29
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30 #define builtin_define(TXT) cpp_define (pfile, TXT)
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31 #define builtin_assert(TXT) cpp_assert (pfile, TXT)
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32
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33 /* Define preprocessor symbols for MicroBlaze.
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34 Symbols which do not start with __ are deprecated. */
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35
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36 void
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37 microblaze_cpp_define (cpp_reader *pfile)
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38 {
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39 builtin_assert ("cpu=microblaze");
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40 builtin_assert ("machine=microblaze");
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41 builtin_define ("__MICROBLAZE__");
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42 builtin_define ("__microblaze__");
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43 if (TARGET_LITTLE_ENDIAN)
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44 {
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45 builtin_define ("_LITTLE_ENDIAN");
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46 builtin_define ("__LITTLE_ENDIAN__");
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47 builtin_define ("__MICROBLAZEEL__");
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48 }
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49 else
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50 {
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51 builtin_define ("_BIG_ENDIAN");
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52 builtin_define ("__BIG_ENDIAN__");
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53 builtin_define ("__MICROBLAZEEB__");
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54 }
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55 if (!TARGET_SOFT_MUL)
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56 {
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57 if (!flag_iso)
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58 builtin_define ("HAVE_HW_MUL");
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59 builtin_define ("__HAVE_HW_MUL__");
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60 }
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61 if (TARGET_MULTIPLY_HIGH)
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62 {
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63 if (!flag_iso)
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64 builtin_define ("HAVE_HW_MUL_HIGH");
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65 builtin_define ("__HAVE_HW_MUL_HIGH__");
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66 }
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67 if (!TARGET_SOFT_DIV)
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68 {
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69 if (!flag_iso)
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70 builtin_define ("HAVE_HW_DIV");
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71 builtin_define ("__HAVE_HW_DIV__");
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72 }
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73 if (TARGET_BARREL_SHIFT)
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74 {
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75 if (!flag_iso)
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76 builtin_define ("HAVE_HW_BSHIFT");
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77 builtin_define ("__HAVE_HW_BSHIFT__");
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78 }
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79 if (TARGET_PATTERN_COMPARE)
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80 {
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81 if (!flag_iso)
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82 builtin_define ("HAVE_HW_PCMP");
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83 builtin_define ("__HAVE_HW_PCMP__");
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84 }
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85 if (TARGET_HARD_FLOAT)
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86 {
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87 if (!flag_iso)
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88 builtin_define ("HAVE_HW_FPU");
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89 builtin_define ("__HAVE_HW_FPU__");
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90 }
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91 if (TARGET_FLOAT_CONVERT)
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92 {
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93 if (!flag_iso)
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94 builtin_define ("HAVE_HW_FPU_CONVERT");
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95 builtin_define ("__HAVE_HW_FPU_CONVERT__");
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96 }
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97 if (TARGET_FLOAT_SQRT)
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98 {
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99 if (!flag_iso)
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100 builtin_define ("HAVE_HW_FPU_SQRT");
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101 builtin_define ("__HAVE_HW_FPU_SQRT__");
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102 }
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103 }