Mercurial > hg > CbC > CbC_gcc
annotate gcc/debug.h @ 120:f93fa5091070
fix conv1.c
| author | mir3636 |
|---|---|
| date | Thu, 08 Mar 2018 14:53:42 +0900 |
| parents | 04ced10e8804 |
| children | 84e7813d76e9 |
| rev | line source |
|---|---|
| 0 | 1 /* Debug hooks for GCC. |
| 111 | 2 Copyright (C) 2001-2017 Free Software Foundation, Inc. |
| 0 | 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 #ifndef GCC_DEBUG_H | |
| 19 #define GCC_DEBUG_H | |
| 20 | |
| 21 /* This structure contains hooks for the debug information output | |
| 22 functions, accessed through the global instance debug_hooks set in | |
| 23 toplev.c according to command line options. */ | |
| 24 struct gcc_debug_hooks | |
| 25 { | |
| 26 /* Initialize debug output. MAIN_FILENAME is the name of the main | |
| 27 input file. */ | |
| 28 void (* init) (const char *main_filename); | |
| 29 | |
| 30 /* Output debug symbols. */ | |
| 31 void (* finish) (const char *main_filename); | |
| 32 | |
| 111 | 33 /* Run cleanups necessary after early debug generation. */ |
| 34 void (* early_finish) (const char *main_filename); | |
| 35 | |
| 36 | 36 /* Called from cgraph_optimize before starting to assemble |
| 37 functions/variables/toplevel asms. */ | |
| 38 void (* assembly_start) (void); | |
| 39 | |
| 0 | 40 /* Macro defined on line LINE with name and expansion TEXT. */ |
| 41 void (* define) (unsigned int line, const char *text); | |
| 42 | |
| 43 /* MACRO undefined on line LINE. */ | |
| 44 void (* undef) (unsigned int line, const char *macro); | |
| 45 | |
| 46 /* Record the beginning of a new source file FILE from LINE number | |
| 47 in the previous one. */ | |
| 48 void (* start_source_file) (unsigned int line, const char *file); | |
| 49 | |
| 50 /* Record the resumption of a source file. LINE is the line number | |
| 51 in the source file we are returning to. */ | |
| 52 void (* end_source_file) (unsigned int line); | |
| 53 | |
| 54 /* Record the beginning of block N, counting from 1 and not | |
| 55 including the function-scope block, at LINE. */ | |
| 56 void (* begin_block) (unsigned int line, unsigned int n); | |
| 57 | |
| 58 /* Record the end of a block. Arguments as for begin_block. */ | |
| 59 void (* end_block) (unsigned int line, unsigned int n); | |
| 60 | |
| 61 /* Returns nonzero if it is appropriate not to emit any debugging | |
| 62 information for BLOCK, because it doesn't contain any | |
| 63 instructions. This may not be the case for blocks containing | |
| 64 nested functions, since we may actually call such a function even | |
| 65 though the BLOCK information is messed up. Defaults to true. */ | |
| 66 bool (* ignore_block) (const_tree); | |
| 67 | |
| 111 | 68 /* Record a source file location at (FILE, LINE, COLUMN, DISCRIMINATOR). */ |
| 69 void (* source_line) (unsigned int line, unsigned int column, | |
| 70 const char *file, int discriminator, bool is_stmt); | |
| 0 | 71 |
| 72 /* Called at start of prologue code. LINE is the first line in the | |
|
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73 function. */ |
| 111 | 74 void (* begin_prologue) (unsigned int line, unsigned int column, |
| 75 const char *file); | |
| 0 | 76 |
| 77 /* Called at end of prologue code. LINE is the first line in the | |
| 78 function. */ | |
| 79 void (* end_prologue) (unsigned int line, const char *file); | |
| 80 | |
|
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81 /* Called at beginning of epilogue code. */ |
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82 void (* begin_epilogue) (unsigned int line, const char *file); |
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83 |
| 0 | 84 /* Record end of epilogue code. */ |
| 85 void (* end_epilogue) (unsigned int line, const char *file); | |
| 86 | |
| 87 /* Called at start of function DECL, before it is declared. */ | |
| 88 void (* begin_function) (tree decl); | |
| 89 | |
| 90 /* Record end of function. LINE is highest line number in function. */ | |
| 91 void (* end_function) (unsigned int line); | |
| 92 | |
| 111 | 93 /* Register UNIT as the main translation unit. Called from front-ends when |
| 94 they create their main translation unit. */ | |
| 95 void (* register_main_translation_unit) (tree); | |
| 96 | |
| 0 | 97 /* Debug information for a function DECL. This might include the |
| 98 function name (a symbol), its parameters, and the block that | |
| 99 makes up the function's body, and the local variables of the | |
| 111 | 100 function. |
| 101 | |
| 102 This is only called for FUNCTION_DECLs. It is part of the late | |
| 103 debug pass and is called from rest_of_handle_final. | |
| 104 | |
| 105 Location information is available at this point. | |
| 106 | |
| 107 See the documentation for early_global_decl and late_global_decl | |
| 108 for other entry points into the debugging back-ends for DECLs. */ | |
| 0 | 109 void (* function_decl) (tree decl); |
| 110 | |
| 111 | 111 /* Debug information for a global DECL. Called from the parser |
| 112 after the parsing process has finished. | |
| 113 | |
| 114 This gets called for both variables and functions. | |
| 115 | |
| 116 Location information is not available at this point, but it is a | |
| 117 good probe point to get access to symbols before they get | |
| 118 optimized away. | |
| 119 | |
| 120 This hook may be called on VAR_DECLs or FUNCTION_DECLs. It is up | |
| 121 to the hook to use what it needs. */ | |
| 122 void (* early_global_decl) (tree decl); | |
| 123 | |
| 124 /* Augment debug information generated by early_global_decl with | |
| 125 more complete debug info (if applicable). Called from toplev.c | |
| 126 after the compilation proper has finished and cgraph information | |
| 127 is available. | |
| 128 | |
| 129 This gets called for both variables and functions. | |
| 130 | |
| 131 Location information is usually available at this point, unless | |
| 132 the hook is being called for a decl that has been optimized away. | |
| 133 | |
| 134 This hook may be called on VAR_DECLs or FUNCTION_DECLs. It is up | |
| 135 to the hook to use what it needs. */ | |
| 136 void (* late_global_decl) (tree decl); | |
| 0 | 137 |
| 138 /* Debug information for a type DECL. Called from toplev.c after | |
| 139 compilation proper, also from various language front ends to | |
| 140 record built-in types. The second argument is properly a | |
| 141 boolean, which indicates whether or not the type is a "local" | |
| 142 type as determined by the language. (It's not a boolean for | |
| 143 legacy reasons.) */ | |
| 144 void (* type_decl) (tree decl, int local); | |
| 145 | |
| 146 /* Debug information for imported modules and declarations. */ | |
| 147 void (* imported_module_or_decl) (tree decl, tree name, | |
| 111 | 148 tree context, bool child, |
| 149 bool implicit); | |
| 150 | |
| 151 /* Return true if a DIE for the tree is available and return a symbol | |
| 152 and offset that can be used to refer to it externally. */ | |
| 153 bool (* die_ref_for_decl) (tree, const char **, unsigned HOST_WIDE_INT *); | |
| 154 | |
| 155 /* Early debug information for the tree is available at symbol plus | |
| 156 offset externally. */ | |
| 157 void (* register_external_die) (tree, const char *, unsigned HOST_WIDE_INT); | |
| 0 | 158 |
| 159 /* DECL is an inline function, whose body is present, but which is | |
| 160 not being output at this point. */ | |
| 161 void (* deferred_inline_function) (tree decl); | |
| 162 | |
| 163 /* DECL is an inline function which is about to be emitted out of | |
| 164 line. The hook is useful to, e.g., emit abstract debug info for | |
| 165 the inline before it gets mangled by optimization. */ | |
| 166 void (* outlining_inline_function) (tree decl); | |
| 167 | |
| 168 /* Called from final_scan_insn for any CODE_LABEL insn whose | |
| 169 LABEL_NAME is non-null. */ | |
| 111 | 170 void (* label) (rtx_code_label *); |
| 0 | 171 |
| 172 /* Called after the start and before the end of writing a PCH file. | |
| 173 The parameter is 0 if after the start, 1 if before the end. */ | |
| 174 void (* handle_pch) (unsigned int); | |
| 175 | |
| 176 /* Called from final_scan_insn for any NOTE_INSN_VAR_LOCATION note. */ | |
| 111 | 177 void (* var_location) (rtx_insn *); |
| 178 | |
| 179 /* Called from finalize_size_functions for size functions so that their body | |
| 180 can be encoded in the debug info to describe the layout of variable-length | |
| 181 structures. */ | |
| 182 void (* size_function) (tree decl); | |
| 0 | 183 |
| 184 /* Called from final_scan_insn if there is a switch between hot and cold | |
| 185 text sections. */ | |
| 186 void (* switch_text_section) (void); | |
| 187 | |
|
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parents:
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188 /* Called from grokdeclarator. Replaces the anonymous name with the |
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parents:
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189 type name. */ |
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190 void (* set_name) (tree, tree); |
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191 |
| 0 | 192 /* This is 1 if the debug writer wants to see start and end commands for the |
| 193 main source files, and 0 otherwise. */ | |
| 194 int start_end_main_source_file; | |
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parents:
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195 |
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196 /* The type of symtab field used by these debug hooks. This is one |
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197 of the TYPE_SYMTAB_IS_xxx values defined in tree.h. */ |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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198 int tree_type_symtab_field; |
| 0 | 199 }; |
| 200 | |
| 201 extern const struct gcc_debug_hooks *debug_hooks; | |
| 202 | |
| 203 /* The do-nothing hooks. */ | |
| 204 extern void debug_nothing_void (void); | |
| 205 extern void debug_nothing_charstar (const char *); | |
| 111 | 206 extern void debug_nothing_int_int_charstar (unsigned int, unsigned int, |
| 207 const char *); | |
| 0 | 208 extern void debug_nothing_int_charstar (unsigned int, const char *); |
| 111 | 209 extern void debug_nothing_int_int_charstar_int_bool (unsigned int, |
| 210 unsigned int, | |
| 211 const char *, | |
| 212 int, bool); | |
| 0 | 213 extern void debug_nothing_int (unsigned int); |
| 214 extern void debug_nothing_int_int (unsigned int, unsigned int); | |
| 215 extern void debug_nothing_tree (tree); | |
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parents:
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216 extern void debug_nothing_tree_tree (tree, tree); |
| 0 | 217 extern void debug_nothing_tree_int (tree, int); |
| 111 | 218 extern void debug_nothing_tree_tree_tree_bool_bool (tree, tree, tree, |
| 219 bool, bool); | |
| 0 | 220 extern bool debug_true_const_tree (const_tree); |
| 111 | 221 extern void debug_nothing_rtx_insn (rtx_insn *); |
| 222 extern void debug_nothing_rtx_code_label (rtx_code_label *); | |
| 223 extern bool debug_false_tree_charstarstar_uhwistar (tree, const char **, | |
| 224 unsigned HOST_WIDE_INT *); | |
| 225 extern void debug_nothing_tree_charstar_uhwi (tree, const char *, | |
| 226 unsigned HOST_WIDE_INT); | |
| 0 | 227 |
| 228 /* Hooks for various debug formats. */ | |
| 229 extern const struct gcc_debug_hooks do_nothing_debug_hooks; | |
| 230 extern const struct gcc_debug_hooks dbx_debug_hooks; | |
| 231 extern const struct gcc_debug_hooks sdb_debug_hooks; | |
| 232 extern const struct gcc_debug_hooks xcoff_debug_hooks; | |
| 233 extern const struct gcc_debug_hooks dwarf2_debug_hooks; | |
| 111 | 234 extern const struct gcc_debug_hooks dwarf2_lineno_debug_hooks; |
| 0 | 235 extern const struct gcc_debug_hooks vmsdbg_debug_hooks; |
| 236 | |
| 237 /* Dwarf2 frame information. */ | |
| 238 | |
| 111 | 239 extern void dwarf2out_begin_prologue (unsigned int, unsigned int, |
| 240 const char *); | |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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241 extern void dwarf2out_vms_end_prologue (unsigned int, const char *); |
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242 extern void dwarf2out_vms_begin_epilogue (unsigned int, const char *); |
| 0 | 243 extern void dwarf2out_end_epilogue (unsigned int, const char *); |
| 244 extern void dwarf2out_frame_finish (void); | |
| 245 /* Decide whether we want to emit frame unwind information for the current | |
| 246 translation unit. */ | |
| 111 | 247 extern bool dwarf2out_do_frame (void); |
| 248 extern bool dwarf2out_do_cfi_asm (void); | |
| 0 | 249 extern void dwarf2out_switch_text_section (void); |
| 250 | |
| 251 const char *remap_debug_filename (const char *); | |
| 252 void add_debug_prefix_map (const char *); | |
| 253 | |
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parents:
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254 /* For -fdump-go-spec. */ |
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parents:
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255 |
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parents:
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256 extern const struct gcc_debug_hooks * |
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parents:
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257 dump_go_spec_init (const char *, const struct gcc_debug_hooks *); |
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parents:
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258 |
| 0 | 259 #endif /* !GCC_DEBUG_H */ |