X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=gcc%2Fdebug.h;h=956ad0c3fab17e56ca952b6f0f8298f637de9b0b;hb=9eea98519ce1991e7b67865014b99dd77e6b7114;hp=56b2e033f22bd8f73cdd8ec23c0b2022b96c8f44;hpb=f76df888ab6421c0c4fe08206ec1b65b03ee1e5e;p=pf3gnuchains%2Fgcc-fork.git diff --git a/gcc/debug.h b/gcc/debug.h index 56b2e033f22..956ad0c3fab 100644 --- a/gcc/debug.h +++ b/gcc/debug.h @@ -1,111 +1,176 @@ /* Debug hooks for GCC. - Copyright (C) 2001 Free Software Foundation, Inc. + Copyright (C) 2001, 2002, 2003, 2004, 2005, 2007 Free Software Foundation, Inc. -This program is free software; you can redistribute it and/or modify it -under the terms of the GNU General Public License as published by the -Free Software Foundation; either version 2, or (at your option) any -later version. + This program is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published by the + Free Software Foundation; either version 3, or (at your option) any + later version. -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. -You should have received a copy of the GNU General Public License -along with this program; if not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + You should have received a copy of the GNU General Public License + along with this program; see the file COPYING3. If not see + . */ #ifndef GCC_DEBUG_H #define GCC_DEBUG_H -union tree_node; - /* This structure contains hooks for the debug information output functions, accessed through the global instance debug_hooks set in toplev.c according to command line options. */ struct gcc_debug_hooks { - /* Initialise debug output. MAIN_FILENAME is the name of the main + /* Initialize debug output. MAIN_FILENAME is the name of the main input file. */ - void (* init) PARAMS ((const char *main_filename)); + void (* init) (const char *main_filename); /* Output debug symbols. */ - void (* finish) PARAMS ((const char *main_filename)); + void (* finish) (const char *main_filename); /* Macro defined on line LINE with name and expansion TEXT. */ - void (* define) PARAMS ((unsigned int line, const char *text)); + void (* define) (unsigned int line, const char *text); /* MACRO undefined on line LINE. */ - void (* undef) PARAMS ((unsigned int line, const char *macro)); + void (* undef) (unsigned int line, const char *macro); /* Record the beginning of a new source file FILE from LINE number in the previous one. */ - void (* start_source_file) PARAMS ((unsigned int line, const char *file)); + void (* start_source_file) (unsigned int line, const char *file); /* Record the resumption of a source file. LINE is the line number in the source file we are returning to. */ - void (* end_source_file) PARAMS ((unsigned int line)); + void (* end_source_file) (unsigned int line); /* Record the beginning of block N, counting from 1 and not including the function-scope block, at LINE. */ - void (* begin_block) PARAMS ((unsigned int line, unsigned int n)); + void (* begin_block) (unsigned int line, unsigned int n); /* Record the end of a block. Arguments as for begin_block. */ - void (* end_block) PARAMS ((unsigned int line, unsigned int n)); + void (* end_block) (unsigned int line, unsigned int n); + + /* Returns nonzero if it is appropriate not to emit any debugging + information for BLOCK, because it doesn't contain any + instructions. This may not be the case for blocks containing + nested functions, since we may actually call such a function even + though the BLOCK information is messed up. Defaults to true. */ + bool (* ignore_block) (const_tree); /* Record a source file location at (FILE, LINE). */ - void (* source_line) PARAMS ((unsigned int line, const char *file)); + void (* source_line) (unsigned int line, const char *file); /* Called at start of prologue code. LINE is the first line in the function. This has been given the same prototype as source_line, so that the source_line hook can be substituted if appropriate. */ - void (* begin_prologue) PARAMS ((unsigned int line, const char *file)); + void (* begin_prologue) (unsigned int line, const char *file); /* Called at end of prologue code. LINE is the first line in the function. */ - void (* end_prologue) PARAMS ((unsigned int line)); + void (* end_prologue) (unsigned int line, const char *file); /* Record end of epilogue code. */ - void (* end_epilogue) PARAMS ((void)); + void (* end_epilogue) (unsigned int line, const char *file); /* Called at start of function DECL, before it is declared. */ - void (* begin_function) PARAMS ((union tree_node *decl)); + void (* begin_function) (tree decl); /* Record end of function. LINE is highest line number in function. */ - void (* end_function) PARAMS ((unsigned int line)); + void (* end_function) (unsigned int line); + + /* Debug information for a function DECL. This might include the + function name (a symbol), its parameters, and the block that + makes up the function's body, and the local variables of the + function. */ + void (* function_decl) (tree decl); + + /* Debug information for a global DECL. Called from toplev.c after + compilation proper has finished. */ + void (* global_decl) (tree decl); + + /* Debug information for a type DECL. Called from toplev.c after + compilation proper, also from various language front ends to + record built-in types. The second argument is properly a + boolean, which indicates whether or not the type is a "local" + type as determined by the language. (It's not a boolean for + legacy reasons.) */ + void (* type_decl) (tree decl, int local); + + /* Debug information for imported modules and declarations. */ + void (* imported_module_or_decl) (tree decl, tree name, + tree context, bool child); + + /* DECL is an inline function, whose body is present, but which is + not being output at this point. */ + void (* deferred_inline_function) (tree decl); + + /* DECL is an inline function which is about to be emitted out of + line. The hook is useful to, e.g., emit abstract debug info for + the inline before it gets mangled by optimization. */ + void (* outlining_inline_function) (tree decl); + + /* Called from final_scan_insn for any CODE_LABEL insn whose + LABEL_NAME is non-null. */ + void (* label) (rtx); + + /* Called after the start and before the end of writing a PCH file. + The parameter is 0 if after the start, 1 if before the end. */ + void (* handle_pch) (unsigned int); + + /* Called from final_scan_insn for any NOTE_INSN_VAR_LOCATION note. */ + void (* var_location) (rtx); + + /* Called from final_scan_insn if there is a switch between hot and cold + text sections. */ + void (* switch_text_section) (void); + + /* This is 1 if the debug writer wants to see start and end commands for the + main source files, and 0 otherwise. */ + int start_end_main_source_file; }; -extern struct gcc_debug_hooks *debug_hooks; +extern const struct gcc_debug_hooks *debug_hooks; /* The do-nothing hooks. */ -extern void debug_nothing_void - PARAMS ((void)); -extern void debug_nothing_charstar - PARAMS ((const char *)); -extern void debug_nothing_int_charstar - PARAMS ((unsigned int, const char *)); -extern void debug_nothing_int - PARAMS ((unsigned int)); -extern void debug_nothing_int_int - PARAMS ((unsigned int, unsigned int)); -extern void debug_nothing_tree - PARAMS ((union tree_node *)); +extern void debug_nothing_void (void); +extern void debug_nothing_charstar (const char *); +extern void debug_nothing_int_charstar (unsigned int, const char *); +extern void debug_nothing_int (unsigned int); +extern void debug_nothing_int_int (unsigned int, unsigned int); +extern void debug_nothing_tree (tree); +extern void debug_nothing_tree_int (tree, int); +extern void debug_nothing_tree_tree_tree_bool (tree, tree, tree, bool); +extern bool debug_true_const_tree (const_tree); +extern void debug_nothing_rtx (rtx); /* Hooks for various debug formats. */ -extern struct gcc_debug_hooks do_nothing_debug_hooks; -extern struct gcc_debug_hooks dbx_debug_hooks; -extern struct gcc_debug_hooks sdb_debug_hooks; -extern struct gcc_debug_hooks xcoff_debug_hooks; -extern struct gcc_debug_hooks dwarf_debug_hooks; -extern struct gcc_debug_hooks dwarf2_debug_hooks; +extern const struct gcc_debug_hooks do_nothing_debug_hooks; +extern const struct gcc_debug_hooks dbx_debug_hooks; +extern const struct gcc_debug_hooks sdb_debug_hooks; +extern const struct gcc_debug_hooks xcoff_debug_hooks; +extern const struct gcc_debug_hooks dwarf2_debug_hooks; +extern const struct gcc_debug_hooks vmsdbg_debug_hooks; /* Dwarf2 frame information. */ -/* FILE is NULL iff being called for frame information for non-dwarf - debug output. */ -extern void dwarf2out_begin_prologue - PARAMS ((unsigned int, const char * file)); -extern void dwarf2out_end_epilogue - PARAMS ((void)); +extern void dwarf2out_begin_prologue (unsigned int, const char *); +extern void dwarf2out_end_epilogue (unsigned int, const char *); +extern void dwarf2out_frame_init (void); +extern void dwarf2out_frame_finish (void); +/* Decide whether we want to emit frame unwind information for the current + translation unit. */ +extern int dwarf2out_do_frame (void); +extern int dwarf2out_do_cfi_asm (void); +extern void dwarf2out_switch_text_section (void); + +extern void debug_flush_symbol_queue (void); +extern void debug_queue_symbol (tree); +extern void debug_free_queue (void); +extern int debug_nesting; +extern int symbol_queue_index; + +const char *remap_debug_filename (const char *); +void add_debug_prefix_map (const char *); #endif /* !GCC_DEBUG_H */