microblaze-c.c revision 1.3
1/* Subroutines used for the C front end for Xilinx MicroBlaze. 2 Copyright (C) 2010-2015 Free Software Foundation, Inc. 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" 27#include "hash-set.h" 28#include "machmode.h" 29#include "vec.h" 30#include "double-int.h" 31#include "input.h" 32#include "alias.h" 33#include "symtab.h" 34#include "wide-int.h" 35#include "inchash.h" 36#include "tree.h" 37#include "c-family/c-common.h" 38#include "tm_p.h" 39#include "target.h" 40 41#define builtin_define(TXT) cpp_define (pfile, TXT) 42#define builtin_assert(TXT) cpp_assert (pfile, TXT) 43 44/* Define preprocessor symbols for MicroBlaze. 45 Symbols which do not start with __ are deprecated. */ 46 47void 48microblaze_cpp_define (cpp_reader *pfile) 49{ 50 builtin_assert ("cpu=microblaze"); 51 builtin_assert ("machine=microblaze"); 52 builtin_define ("__MICROBLAZE__"); 53 builtin_define ("__microblaze__"); 54 if (TARGET_LITTLE_ENDIAN) 55 { 56 builtin_define ("_LITTLE_ENDIAN"); 57 builtin_define ("__LITTLE_ENDIAN__"); 58 builtin_define ("__MICROBLAZEEL__"); 59 } 60 else 61 { 62 builtin_define ("_BIG_ENDIAN"); 63 builtin_define ("__BIG_ENDIAN__"); 64 builtin_define ("__MICROBLAZEEB__"); 65 } 66 if (!TARGET_SOFT_MUL) 67 { 68 if (!flag_iso) 69 builtin_define ("HAVE_HW_MUL"); 70 builtin_define ("__HAVE_HW_MUL__"); 71 } 72 if (TARGET_MULTIPLY_HIGH) 73 { 74 if (!flag_iso) 75 builtin_define ("HAVE_HW_MUL_HIGH"); 76 builtin_define ("__HAVE_HW_MUL_HIGH__"); 77 } 78 if (!TARGET_SOFT_DIV) 79 { 80 if (!flag_iso) 81 builtin_define ("HAVE_HW_DIV"); 82 builtin_define ("__HAVE_HW_DIV__"); 83 } 84 if (TARGET_BARREL_SHIFT) 85 { 86 if (!flag_iso) 87 builtin_define ("HAVE_HW_BSHIFT"); 88 builtin_define ("__HAVE_HW_BSHIFT__"); 89 } 90 if (TARGET_PATTERN_COMPARE) 91 { 92 if (!flag_iso) 93 builtin_define ("HAVE_HW_PCMP"); 94 builtin_define ("__HAVE_HW_PCMP__"); 95 } 96 if (TARGET_HARD_FLOAT) 97 { 98 if (!flag_iso) 99 builtin_define ("HAVE_HW_FPU"); 100 builtin_define ("__HAVE_HW_FPU__"); 101 } 102 if (TARGET_FLOAT_CONVERT) 103 { 104 if (!flag_iso) 105 builtin_define ("HAVE_HW_FPU_CONVERT"); 106 builtin_define ("__HAVE_HW_FPU_CONVERT__"); 107 } 108 if (TARGET_FLOAT_SQRT) 109 { 110 if (!flag_iso) 111 builtin_define ("HAVE_HW_FPU_SQRT"); 112 builtin_define ("__HAVE_HW_FPU_SQRT__"); 113 } 114} 115