1 /* Do-nothing debug hooks for GCC. 2 Copyright (C) 2001-2018 Free Software Foundation, Inc. 3 4 This program is free software; you can redistribute it and/or modify it 5 under the terms of the GNU General Public License as published by the 6 Free Software Foundation; either version 3, or (at your option) any 7 later version. 8 9 This program is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 GNU General Public License for more details. 13 14 You should have received a copy of the GNU General Public License 15 along with this program; see the file COPYING3. If not see 16 <http://www.gnu.org/licenses/>. */ 17 18 #include "config.h" 19 #include "system.h" 20 #include "coretypes.h" 21 #include "tree.h" 22 #include "debug.h" 23 24 /* The do-nothing debug hooks. */ 25 const struct gcc_debug_hooks do_nothing_debug_hooks = 26 { 27 debug_nothing_charstar, 28 debug_nothing_charstar, 29 debug_nothing_charstar, /* early_finish */ 30 debug_nothing_void, 31 debug_nothing_int_charstar, 32 debug_nothing_int_charstar, 33 debug_nothing_int_charstar, 34 debug_nothing_int, 35 debug_nothing_int_int, /* begin_block */ 36 debug_nothing_int_int, /* end_block */ 37 debug_true_const_tree, /* ignore_block */ 38 debug_nothing_int_int_charstar_int_bool, /* source_line */ 39 debug_nothing_int_int_charstar, /* begin_prologue */ 40 debug_nothing_int_charstar, /* end_prologue */ 41 debug_nothing_int_charstar, /* begin_epilogue */ 42 debug_nothing_int_charstar, /* end_epilogue */ 43 debug_nothing_tree, /* begin_function */ 44 debug_nothing_int, /* end_function */ 45 debug_nothing_tree, /* register_main_translation_unit */ 46 debug_nothing_tree, /* function_decl */ 47 debug_nothing_tree, /* early_global_decl */ 48 debug_nothing_tree, /* late_global_decl */ 49 debug_nothing_tree_int, /* type_decl */ 50 debug_nothing_tree_tree_tree_bool_bool,/* imported_module_or_decl */ 51 debug_false_tree_charstarstar_uhwistar,/* die_ref_for_decl */ 52 debug_nothing_tree_charstar_uhwi, /* register_external_die */ 53 debug_nothing_tree, /* deferred_inline_function */ 54 debug_nothing_tree, /* outlining_inline_function */ 55 debug_nothing_rtx_code_label, /* label */ 56 debug_nothing_int, /* handle_pch */ 57 debug_nothing_rtx_insn, /* var_location */ 58 debug_nothing_tree, /* inline_entry */ 59 debug_nothing_tree, /* size_function */ 60 debug_nothing_void, /* switch_text_section */ 61 debug_nothing_tree_tree, /* set_name */ 62 0, /* start_end_main_source_file */ 63 TYPE_SYMTAB_IS_ADDRESS /* tree_type_symtab_field */ 64 }; 65 66 /* This file contains implementations of each debug hook that do 67 nothing. */ 68 69 void 70 debug_nothing_void (void) 71 { 72 } 73 74 void 75 debug_nothing_tree (tree decl ATTRIBUTE_UNUSED) 76 { 77 } 78 79 void 80 debug_nothing_tree_tree (tree t1 ATTRIBUTE_UNUSED, 81 tree t2 ATTRIBUTE_UNUSED) 82 { 83 } 84 85 void 86 debug_nothing_tree_tree_tree_bool_bool (tree t1 ATTRIBUTE_UNUSED, 87 tree t2 ATTRIBUTE_UNUSED, 88 tree t3 ATTRIBUTE_UNUSED, 89 bool b1 ATTRIBUTE_UNUSED, 90 bool b2 ATTRIBUTE_UNUSED) 91 { 92 } 93 94 bool 95 debug_true_const_tree (const_tree block ATTRIBUTE_UNUSED) 96 { 97 return true; 98 } 99 100 void 101 debug_nothing_rtx_insn (rtx_insn *insn ATTRIBUTE_UNUSED) 102 { 103 } 104 105 void 106 debug_nothing_rtx_code_label (rtx_code_label *label ATTRIBUTE_UNUSED) 107 { 108 } 109 110 void 111 debug_nothing_charstar (const char *main_filename ATTRIBUTE_UNUSED) 112 { 113 } 114 115 void 116 debug_nothing_int_charstar (unsigned int line ATTRIBUTE_UNUSED, 117 const char *text ATTRIBUTE_UNUSED) 118 { 119 } 120 121 void 122 debug_nothing_int_int_charstar (unsigned int line ATTRIBUTE_UNUSED, 123 unsigned int column ATTRIBUTE_UNUSED, 124 const char *text ATTRIBUTE_UNUSED) 125 { 126 } 127 128 void 129 debug_nothing_int_int_charstar_int_bool (unsigned int line ATTRIBUTE_UNUSED, 130 unsigned int column ATTRIBUTE_UNUSED, 131 const char *text ATTRIBUTE_UNUSED, 132 int discriminator ATTRIBUTE_UNUSED, 133 bool is_stmt ATTRIBUTE_UNUSED) 134 { 135 } 136 137 void 138 debug_nothing_int (unsigned int line ATTRIBUTE_UNUSED) 139 { 140 } 141 142 void 143 debug_nothing_int_int (unsigned int line ATTRIBUTE_UNUSED, 144 unsigned int n ATTRIBUTE_UNUSED) 145 { 146 } 147 148 void 149 debug_nothing_tree_int (tree decl ATTRIBUTE_UNUSED, 150 int local ATTRIBUTE_UNUSED) 151 { 152 } 153 154 bool 155 debug_false_tree_charstarstar_uhwistar (tree, const char **, 156 unsigned HOST_WIDE_INT *) 157 { 158 return false; 159 } 160 161 void 162 debug_nothing_tree_charstar_uhwi (tree, const char *, 163 unsigned HOST_WIDE_INT) 164 { 165 } 166