/* Debug hooks for GCC.
- Copyright (C) 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+ Copyright (C) 2001, 2002, 2003, 2004, 2005, 2007, 2008, 2010
+ 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
+ <http://www.gnu.org/licenses/>. */
#ifndef GCC_DEBUG_H
#define GCC_DEBUG_H
/* Output debug symbols. */
void (* finish) (const char *main_filename);
+ /* Called from cgraph_optimize before starting to assemble
+ functions/variables/toplevel asms. */
+ void (* assembly_start) (void);
+
/* Macro defined on line LINE with name and expansion TEXT. */
void (* define) (unsigned int line, const char *text);
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) (tree);
+ bool (* ignore_block) (const_tree);
- /* Record a source file location at (FILE, LINE). */
- void (* source_line) (unsigned int line, const char *file);
+ /* Record a source file location at (FILE, LINE, DISCRIMINATOR). */
+ void (* source_line) (unsigned int line, const char *file,
+ int discriminator, bool is_stmt);
/* 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. */
+ function. */
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) (unsigned int line, const char *file);
+ /* Called at beginning of epilogue code. */
+ void (* begin_epilogue) (unsigned int line, const char *file);
+
/* Record end of epilogue code. */
void (* end_epilogue) (unsigned int line, const char *file);
void (* type_decl) (tree decl, int local);
/* Debug information for imported modules and declarations. */
- void (* imported_module_or_decl) (tree decl, tree context);
+ 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. */
text sections. */
void (* switch_text_section) (void);
+ /* Records a direct call to the function DECL, noting the point of call
+ and the debug info for the function. Called from final_scan_insn
+ when ICF debugging is enabled. */
+ void (* direct_call) (tree decl);
+
+ /* Records the OBJ_TYPE_REF_TOKEN for a virtual call through ADDR, which
+ for C++ is the vtable slot index, noting the INSN_UID for the call
+ instruction. Called from calls.c:emit_call_1 when ICF debugging is
+ enabled. It's necessary to do this during lowering because the
+ call instruction and the OBJ_TYPE_REF become separated after that
+ point. */
+ void (* virtual_call_token) (tree addr, int insn_uid);
+
+ /* Copies the OBJ_TYPE_REF_TOKEN for a virtual call from OLD_INSN to
+ NEW_INSN. Called from emit-rtl.c:try_split when a CALL_INSN is
+ split, so that the vtable slot index remains associated with the
+ new CALL_INSN. */
+ void (* copy_call_info) (rtx old_insn, rtx new_insn);
+
+ /* Records a virtual call given INSN_UID, which is the UID of the call
+ instruction. The UID is then mapped to the vtable slot index noted
+ during the lowering phase. Called from final_scan_insn when ICF
+ debugging is enabled. */
+ void (* virtual_call) (int insn_uid);
+
+ /* Called from grokdeclarator. Replaces the anonymous name with the
+ type name. */
+ void (* set_name) (tree, tree);
+
/* 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;
+
+ /* The type of symtab field used by these debug hooks. This is one
+ of the TYPE_SYMTAB_IS_xxx values defined in tree.h. */
+ int tree_type_symtab_field;
};
extern const struct gcc_debug_hooks *debug_hooks;
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_charstar_int_bool (unsigned int, const char *,
+ int, bool);
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, tree);
-extern bool debug_true_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);
+extern void debug_nothing_rtx_rtx (rtx, rtx);
+extern void debug_nothing_uid (int);
/* Hooks for various debug formats. */
extern const struct gcc_debug_hooks do_nothing_debug_hooks;
/* Dwarf2 frame information. */
extern void dwarf2out_begin_prologue (unsigned int, const char *);
+extern void dwarf2out_vms_end_prologue (unsigned int, const char *);
+extern void dwarf2out_vms_begin_epilogue (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 int debug_nesting;
extern int symbol_queue_index;
+const char *remap_debug_filename (const char *);
+void add_debug_prefix_map (const char *);
+
+/* For -fdump-go-spec. */
+
+extern const struct gcc_debug_hooks *
+dump_go_spec_init (const char *, const struct gcc_debug_hooks *);
+
#endif /* !GCC_DEBUG_H */