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1 | /* Subroutines used for the C front end for Xilinx MicroBlaze. |
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2 | Copyright (C) 2010-2015 Free Software Foundation, Inc. |
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3 | |
| 4 | Contributed by Michael Eager <eager@eagercon.com>. |
| 5 | |
| 6 | This file is part of GCC. |
| 7 | |
| 8 | GCC is free software; you can redistribute it and/or modify it |
| 9 | under the terms of the GNU General Public License as published |
| 10 | by the Free Software Foundation; either version 3, or (at your |
| 11 | option) any later version. |
| 12 | |
| 13 | GCC is distributed in the hope that it will be useful, but WITHOUT |
| 14 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
| 15 | or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public |
| 16 | License for more details. |
| 17 | |
| 18 | You should have received a copy of the GNU General Public License |
| 19 | along with GCC; see the file COPYING3. If not see |
| 20 | <http://www.gnu.org/licenses/>. */ |
| 21 | |
| 22 | #include "config.h" |
| 23 | #include "system.h" |
| 24 | #include "coretypes.h" |
| 25 | #include "tm.h" |
| 26 | #include "cpplib.h" |
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27 | #include "alias.h" |
| 28 | #include "symtab.h" |
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29 | #include "tree.h" |
| 30 | #include "c-family/c-common.h" |
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31 | #include "tm_p.h" |
| 32 | #include "target.h" |
| 33 | |
| 34 | #define builtin_define(TXT) cpp_define (pfile, TXT) |
| 35 | #define builtin_assert(TXT) cpp_assert (pfile, TXT) |
| 36 | |
| 37 | /* Define preprocessor symbols for MicroBlaze. |
| 38 | Symbols which do not start with __ are deprecated. */ |
| 39 | |
| 40 | void |
| 41 | microblaze_cpp_define (cpp_reader *pfile) |
| 42 | { |
| 43 | builtin_assert ("cpu=microblaze"); |
| 44 | builtin_assert ("machine=microblaze"); |
| 45 | builtin_define ("__MICROBLAZE__"); |
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46 | builtin_define ("__microblaze__"); |
| 47 | if (TARGET_LITTLE_ENDIAN) |
| 48 | { |
| 49 | builtin_define ("_LITTLE_ENDIAN"); |
| 50 | builtin_define ("__LITTLE_ENDIAN__"); |
| 51 | builtin_define ("__MICROBLAZEEL__"); |
| 52 | } |
| 53 | else |
| 54 | { |
| 55 | builtin_define ("_BIG_ENDIAN"); |
| 56 | builtin_define ("__BIG_ENDIAN__"); |
| 57 | builtin_define ("__MICROBLAZEEB__"); |
| 58 | } |
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59 | if (!TARGET_SOFT_MUL) |
| 60 | { |
| 61 | if (!flag_iso) |
| 62 | builtin_define ("HAVE_HW_MUL"); |
| 63 | builtin_define ("__HAVE_HW_MUL__"); |
| 64 | } |
| 65 | if (TARGET_MULTIPLY_HIGH) |
| 66 | { |
| 67 | if (!flag_iso) |
| 68 | builtin_define ("HAVE_HW_MUL_HIGH"); |
| 69 | builtin_define ("__HAVE_HW_MUL_HIGH__"); |
| 70 | } |
| 71 | if (!TARGET_SOFT_DIV) |
| 72 | { |
| 73 | if (!flag_iso) |
| 74 | builtin_define ("HAVE_HW_DIV"); |
| 75 | builtin_define ("__HAVE_HW_DIV__"); |
| 76 | } |
| 77 | if (TARGET_BARREL_SHIFT) |
| 78 | { |
| 79 | if (!flag_iso) |
| 80 | builtin_define ("HAVE_HW_BSHIFT"); |
| 81 | builtin_define ("__HAVE_HW_BSHIFT__"); |
| 82 | } |
| 83 | if (TARGET_PATTERN_COMPARE) |
| 84 | { |
| 85 | if (!flag_iso) |
| 86 | builtin_define ("HAVE_HW_PCMP"); |
| 87 | builtin_define ("__HAVE_HW_PCMP__"); |
| 88 | } |
| 89 | if (TARGET_HARD_FLOAT) |
| 90 | { |
| 91 | if (!flag_iso) |
| 92 | builtin_define ("HAVE_HW_FPU"); |
| 93 | builtin_define ("__HAVE_HW_FPU__"); |
| 94 | } |
| 95 | if (TARGET_FLOAT_CONVERT) |
| 96 | { |
| 97 | if (!flag_iso) |
| 98 | builtin_define ("HAVE_HW_FPU_CONVERT"); |
| 99 | builtin_define ("__HAVE_HW_FPU_CONVERT__"); |
| 100 | } |
| 101 | if (TARGET_FLOAT_SQRT) |
| 102 | { |
| 103 | if (!flag_iso) |
| 104 | builtin_define ("HAVE_HW_FPU_SQRT"); |
| 105 | builtin_define ("__HAVE_HW_FPU_SQRT__"); |
| 106 | } |
| 107 | } |
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