gcc/gcc/lto/lto.h
Hrishikesh Kulkarni 66d62d9f2e Add lto-dump tool.
2019-05-06  Hrishikesh Kulkarni  <hrishikeshparag@gmail.com>
	    Martin Liska  <mliska@suse.cz>

	* Makefile.in: Add lto-dump.texi.
	* cgraph.h: Add new functions get_visibility_string and
	get_symtab_type_string.
	* doc/gcc.texi: Include lto-dump section.
	* doc/lto-dump.texi: New file.
	* dumpfile.c (dump_switch_p_1): Use parse_dump_option.
	(parse_dump_option): Factor out this function.
	* dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
	(parse_dump_option): Export the function.
	* symtab.c (symtab_node::get_visibility_string): New function.
	(symtab_node::get_symtab_type_string): Likewise.
2019-05-06  Hrishikesh Kulkarni  <hrishikeshparag@gmail.com>
	    Martin Liska  <mliska@suse.cz>

	* Make-lang.in: Add lto_dump-related definition.
	* config-lang.in: Likewise.
	* lang.opt: Add new language LTODump and options related
	to LTO dump tool.
	* lto-common.c (lto_read_decls): Support type statistics dump.
	(lto_file_read): Likewise for object files.
	* lto-dump.c: New file.
	* lto-lang.c (lto_option_lang_mask): Move from ..
	* lto.c (lto_option_lang_mask): .. here.
	* lto.h (lto_option_lang_mask): New declaration.

Co-Authored-By: Martin Liska <mliska@suse.cz>

From-SVN: r270897
2019-05-06 07:23:25 +00:00

75 lines
2.2 KiB
C

/* LTO declarations.
Copyright (C) 2009-2019 Free Software Foundation, Inc.
Contributed by CodeSourcery, Inc.
This file is part of GCC.
GCC 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.
GCC 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 GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#ifndef LTO_H
#define LTO_H
/* A file. */
struct lto_file
{
/* The name of the file. */
const char *filename;
/* The offset for the object inside an ar archive file (or zero). */
off_t offset;
};
/* In lto-lang.c */
extern const char *resolution_file_name;
/* In lto.c */
extern tree lto_eh_personality (void);
extern void lto_main (void);
extern void lto_read_all_file_options (void);
/* In lto-elf.c or lto-coff.c */
extern lto_file *lto_obj_file_open (const char *filename, bool writable);
extern void lto_obj_file_close (lto_file *file);
struct lto_section_list;
extern htab_t lto_obj_build_section_table (lto_file *file, struct lto_section_list *list);
extern htab_t lto_obj_create_section_hash_table (void);
extern void lto_obj_begin_section (const char *name);
extern void lto_obj_append_data (const void *data, size_t len, void *block);
extern void lto_obj_end_section (void);
extern lto_file *lto_set_current_out_file (lto_file *file);
extern lto_file *lto_get_current_out_file (void);
extern int lto_link_dump_id, decl_merge_dump_id, partition_dump_id;
/* Hash table entry to hold the start offset and length of an LTO
section in a .o file. */
struct lto_section_slot
{
const char *name;
intptr_t start;
size_t len;
struct lto_section_slot *next;
};
/* A list of section slots */
struct lto_section_list
{
struct lto_section_slot *first, *last;
};
extern unsigned int lto_option_lang_mask (void);
#endif /* LTO_H */