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Author SHA1 Message Date
Cary Coutant
a2e4736229 * compressed_output.cc (zlib_decompress): New function. 
(get_uncompressed_size): New function.
	(decompress_input_section): New function.
	* compressed_output.h (get_uncompressed_size): New function.
	(decompress_input_section): New function.
	* dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
	Handle compressed debug sections.
	* layout.cc (is_compressed_debug_section): New function.
	(Layout::output_section_name): Map compressed section names to
	canonical names.
	* layout.h (is_compressed_debug_section): New function.
	(is_debug_info_section): Recognize compressed debug sections.
	* merge.cc: Include compressed_output.h.
	(Output_merge_data::do_add_input_section): Handle compressed
	debug sections.
	(Output_merge_string::do_add_input_section): Handle compressed
	debug sections.
	* object.cc: Include compressed_output.h.
	(Sized_relobj::Sized_relobj): Initialize new data members.
	(build_compressed_section_map): New function.
	(Sized_relobj::do_read_symbols): Handle compressed debug sections.
	* object.h (Object::section_is_compressed): New method.
	(Object::do_section_is_compressed): New method.
	(Sized_relobj::Compressed_section_map): New type.
	(Sized_relobj::do_section_is_compressed): New method.
	(Sized_relobj::compressed_sections_): New data member.
	* output.cc (Output_section::add_input_section): Handle compressed
	debug sections.
	* reloc.cc: Include compressed_output.h.
	(Sized_relobj::write_sections): Handle compressed debug sections.
 2010-07-12 17:59:58 +00:00
Ian Lance Taylor
2ea9794110 Revert -Wshadow changes, all changes from: 
2009-12-11  Doug Kwan  <dougkwan@google.com>
	2009-12-11  Nick Clifton  <nickc@redhat.com>
	* configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
 2009-12-14 19:53:05 +00:00
Nick Clifton
91d6fa6a03 Add -Wshadow to the gcc command line options used when compiling the binutils. 
Fix up all warnings generated by the addition of this switch.
 2009-12-11 13:42:17 +00:00
Doug Kwan
4f7872716e 2009-12-08 Doug Kwan <dougkwan@google.com> 
* Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
	(HFILES): Add attributes.h and int_encoding.h.
	* Makefile.in: Regenerate.
	* dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
	function definitions to int_encoding.cc
	* dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
	prototypes to int_encoding.h
	* reduced_debug_output.cc (int_encoding.h): New include.
	(write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
	function definitions to int_encoding.cc
	(insert_into_vector, read_from_pointer): Move template definitions to
	int_encoding.h
	* attributes.cc: New file.
	* attributes.h: New file.
	* int_encoding.cc: New file.
	* int_encoding.h: New file.
 2009-12-09 03:02:28 +00:00
Ian Lance Taylor
75aea3d03d * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info): 
Change read_shndx type to unsigned int.
	(Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
	int.
	(Sized_dwarf_line_info::read_line_mappings): Likewise.
	* dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
	Change read_shndx type to unsigned int.
	(Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
	int.
	(Sized_dwarf_line_info::read_line_mappings): Likewise.
	* layout.cc (Layout::create_symtab_sections): Cast the result of
	local_symcount * symsize to off_t in the gold_assert.
 2009-10-09 23:05:21 +00:00
Ian Lance Taylor
62b01cb503 elfcpp/: 
* dwarf.h (enum DW_FORM): Define.
gold/:
	* reduced_debug_output.cc: New file.
	* reduced_debug_output.h: New file.
	* options.h (class General_optoins): Add --strip-debug-non-line.
	* options.cc (General_options::finalize): Add strip_debug_non_line
	to the strip heirarchy.
	* layout.h (class Layout): Add debug_abbrev_ and debug_info_
	fields.
	* layout.cc: Include "reduced_debug_output.h".
	(Layout::Layout): Initialize new fields.
	(line_only_debug_sections): New static array.
	(is_lines_only_debug_sections): New static inline function.
	(Layout::include_section): Handle --strip-debug-non-line.
	(Layout::make_output_section): If --strip-debug-non-line, build
	new output sections for .debug_abbrev and .debug_info.
	* dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
	gold.  Warn about possible overflow.
	(read_signed_LEB_128): Likewise.
	* dwarf_reader.h: (read_unsigned_LEB_128): Declare.
	(read_signed_LEB_128): Declare.
	* Makefile.am (CCFILES): Add reduced_debug_output.cc.
	(HFILES): Add reduced_debug_output.h.
	* Makefile.in: Rebuild.
 2008-05-28 20:48:16 +00:00
Craig Silverstein
e4e5049b7b * dwarf_reader.cc (next_generation_count): New static var. 
(Addr2line_cache_entry): New struct.
	(addr2line_cache): New static var.
	(Dwarf_line_info::one_addr2line): Added caching.
	(Dwarf_line_info::clear_addr2line_cache): New function.
	* dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
	cache-size parameter.
	(Dwarf_line_info::one_addr2line_cache): New function.
	* symtab.cc (Symbol_table::detect_odr_violations): Pass
	new cache-size argument to one_addr2line(), and clear cache.
 2008-05-01 00:25:33 +00:00
Ian Lance Taylor
d491d34e93 * object.cc (Xindex::initialize_symtab_xindex): New function. 
(Xindex::read_symtab_xindex): New function.
	(Xindex::sym_xindex_to_shndx): New function.
	(Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
	available.
	(Sized_relobj::do_initialize_xindex): New function.
	(Sized_relobj::do_read_symbols): Adjust section links.
	(Sized_relobj::symbol_section_and_value): Add is_ordinary
	parameter.  Change all callers.
	(Sized_relobj::include_section_group): Adjust section links and
	symbol section indexes.
	(Sized_relobj::do_layout): Adjust section links.
	(Sized_relobj::do_count_local_symbols): Adjust section links and
	symbol section indexes.
	(Sized_relobj::do_finalize_local_symbols): Distinguish between
	ordinary and special symbols.
	(Sized_relobj::write_local_symbols): Add symtab_xindex and
	dynsym_xindex parameters.  Change all callers.  Adjust section
	links.  Use SHN_XINDEX when needed.
	(Sized_relobj::get_symbol_location_info): Adjust section links.
	Don't get fooled by special symbols.
	* object.h (class Xindex): Define.
	(class Object): Add xindex_ parameter.  Declare virtual functoin
	do_initialize_xindex.
	(Object::adjust_sym_shndx): New function.
	(Object::set_xindex): New protected function.
	(class Symbol_value): Add is_ordinary_shndx_ field.
	(Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
	(Symbol_value::value): Assert ordinary section.
	(Symbol_value::initialize_input_to_output_map): Likewise.
	(Symbol_value::set_input_shndx): Add is_ordinary parameter.
	Change all callers.
	(Symbol_value::input_shndx): Add is_ordinary parameter.  Change
	all callers.
	(class Sized_relobj): Update declarations.
	(Sized_relobj::local_symbol_input_shndx): Add is_ordinary
	parameter.  Change all callers.
	(Sized_relobj::adjust_shndx): New function.
	* dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
	field.
	(Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
	parameter.  Change all callers.  Pick up SHT_DYNSYM_SHNDX section
	for SHT_DYNSYM section if available.  Set dynsym_shndx_ field.
	(Sized_dynobj::read_dynsym_section): Adjust section links.
	(Sized_dynobj::read_dynamic): Likewise.
	(Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field.  Adjust
	section links.
	(Sized_dynobj::do_initialize_xindex): New function.
	* dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field.  Declare
	do_initialize_xindex.
	(Sized_dynobj::adjust_shndx): New function.
	* layout.cc (Layout::Layout): Initialize symtab_xindex_ and
	dynsym_xindex_ fields.
	(Layout::finalize): Add a call to set_section_indexes before
	creating the symtab sections.
	(Layout::set_section_indexes): Don't do anything if the section
	already has a section index.
	(Layout::create_symtab_sections): Add shnum parameter.  Change
	caller.  Create .symtab_shndx section if needed.
	(Layout::create_shdrs): Add shstrtab_section parameter.  Change
	caller.
	(Layout::allocated_output_section_count): New function.
	(Layout::create_dynamic_symtab): Create .dynsym_shndx section if
	needed.
	* layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
	fields.  Update declarations.
	(Layout::symtab_xindex): New function.
	(Layout::dynsym_xindex): New function.
	(class Write_symbols_task): Add layout_ field.
	(Write_symbols_task::Write_symbols_task): Add layout parameter.
	Change caller.
	* output.cc (Output_section_headers::Output_section_headers): Add
	shstrtab_section parameter.  Change all callers.
	(Output_section_headers::do_sized_write): Store overflow values
	for section count and section string table section index in
	section header zero.
	(Output_file_header::do_sized_write): Check for overflow of
	section count and section string table section index.
	(Output_symtab_xindex::do_write): New function.
	(Output_symtab_xindex::endian_do_write): New function.
	* output.h (class Output_section_headers): Add shstrtab_section_.
	Update declarations.
	(class Output_symtab_xindex): Define.
	(Output_section::has_out_shndx): New function.
	* symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
	field.
	(Symbol::init_base): Add st_shndx and is_ordinary parameters.
	Change all callers.
	(Sized_symbol::init): Likewise.
	(Symbol::output_section): Check for ordinary symbol.
	(Symbol_table::add_from_object): Remove orig_sym parameter.  Add
	st_shndx, is_ordinary, and orig_st_shndx parameters.  Change all
	callers.
	(Symbol_table::add_from_relobj): Add symndx_offset parameter.
	Change all callers.  Simplify handling of symbols from sections
	not included in the link.
	(Symbol_table::add_from_dynobj): Handle ordinary symbol
	distinction.
	(Weak_alias_sorter::operator()): Assert that symbols are
	ordinary.
	(Symbol_table::sized_finalize_symbol): Handle ordinary symbol
	distinction.
	(Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
	parameters.  Change all callers.
	(Symbol_table::sized_write_globals): Likewise.  Handle ordinary
	symbol distinction.  Use SHN_XINDEX when needed.
	(Symbol_table::write_section_symbol): Add symtab_xindex
	parameter.  Change all callers.
	(Symbol_table::sized_write_section_symbol): Likewise.  Use
	SHN_XINDEX when needed.
	* symtab.h (class Symbol): Add is_ordinary_shndx_ field.  Update
	declarations.
	(Symbol::shndx): Add is_ordinary parameter.  Change all callers.
	(Symbol::is_defined): Check is_ordinary.
	(Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
	(Symbol::is_absolute, Symbol::is_common): Likewise.
	(class Sized_symbol): Update declarations.
	(class Symbol_table): Update declarations.
	* resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
	parameters.  Change all callers.
	(Sized_symbol::override): Likewise.
	(Symbol_table::override): Likewise.
	(symbol_to_bits): Add is_ordinary parameter.  Change all callers.
	(Symbol_table::resolve): Remove orig_sym parameter.  Add st_shndx,
	is_ordinary, and orig_st_shndx parameters.  Change all callers.
	* copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
	to be in an ordinary section.
	* dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
	object and is_ordinary parameters.  Change all callers.
	(Sized_dwarf_line_info::read_relocs): Add object parameter.
	Change all callers.  Don't add undefined or non-ordinary symbols
	to reloc_map_.
	(Sized_dwarf_line_info::read_line_mappings): Add object parameter.
	Change all callers.
	* dwarf_reader.h (class Sized_dwarf_line_info): Update
	declarations.
	* ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
	* reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
	(Sized_relobj::relocate_sections): Likewise.
	* target-reloc.h (scan_relocs): Adjust section symbol index.
	(scan_relocatable_relocs): Likewise.
	* i386.cc (Scan::local): Check for ordinary symbols.
	* sparc.cc (Scan::local): Likewise.
	* x86_64.cc (Scan::local): Likewise.
	* testsuite/binary_unittest.cc (Sized_binary_test): Update calls
	to symbol_section_and_value.
	* testsuite/many_sections_test.cc: New file.
	* testsuite/Makefile.am (BUILT_SOURCES): Define.
	(check_PROGRAMS): Add many_sections_test.
	(many_sections_test_SOURCES): Define.
	(many_sections_test_DEPENDENCIES): Define.
	(many_sections_test_LDFLAGS): Define.
	(BUILT_SOURCES): Add many_sections_define.h.
	(many_sections_define.h): New target.
	(BUILT_SOURCES): Add many_sections_check.h.
	(many_sections_check.h): New target.
	(check_PROGRAMS): Add many_sections_r_test.
	(many_sections_r_test_SOURCES): Define.
	(many_sections_r_test_DEPENDENCIES): Define.
	(many_sections_r_test_LDFLAGS): Define.
	(many_sections_r_test_LDADD): Define.
	(many_sections_r_test.o): New target.
	* testsuite/Makefile.in: Rebuild.
 2008-04-19 18:30:58 +00:00
David S. Miller
deae2a14a0 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog, 
Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
 2008-04-03 04:18:53 +00:00
Ian Lance Taylor
04bf70729d PR gold/5986 
Fix problems building gold with gcc 4.3.0.
	* gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
	(gold_error_at_location, gold_warning_at_location): Use it.
	* configure.ac: Check whether we can compile and use a template
	function with a printf attribute.
	* x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
	when jumping over bytes.
	* object.cc: Instantiate Object::read_section_data.
	* debug.h: Include <cstring>
	* dwarf_reader.cc: Include <algorithm>
	* main.cc: Include <cstring>.
	* options.cc: Include <cstring>.
	* output.cc: Include <cstring>.
	* script.cc: Include <cstring>.
	* script.h: Include <string>.
	* symtab.cc: Include <cstring> and <algorithm>.
	* target-select.cc: Include <cstring>.
	* version.cc: Include <string>.
	* testsuite/testmain.cc: Include <cstdlib>.
	* configure, config.in: Rebuild.
 2008-03-26 23:36:46 +00:00
Ian Lance Taylor
ebdbb4583d Update copyright years. Update language files. 2008-03-13 21:04:21 +00:00
Ian Lance Taylor
8851eccaec From Craig Silverstein: Have Parameters point to General_options. 2008-02-28 00:18:24 +00:00
Ian Lance Taylor
106002249a From Craig Silverstein: Handle quoted strings differently in version 
scripts, and handle extern "C++" in the middle of a block.
 2008-01-18 23:35:09 +00:00
Ian Lance Taylor
8383303e0a Add section_size_type and section_offset_type, use them to replace a 
lot of instances of off_t.
 2007-12-18 00:48:04 +00:00
Ian Lance Taylor
9430daf83a From Craig Silverstein: Speed up ODR violation reporting. 2007-12-11 18:17:31 +00:00
Ian Lance Taylor
ef04e3921e From Craig Silverstein: Fix up comments. 2007-11-28 19:38:35 +00:00
Ian Lance Taylor
79e052eafd From Craig Silverstein: Better handling of ODR violations which are 
not in a function.
 2007-11-28 18:01:06 +00:00
Ian Lance Taylor
124dfc8994 DW_LNE_end_sequence indicates that the address points to the byte 
*after* the current target sequence.
 2007-11-16 06:47:53 +00:00
Ian Lance Taylor
a18f2bd699 From Craig Silverstein: Clean up DWARF line reader code. 2007-11-14 18:33:47 +00:00
Ian Lance Taylor
a55ce7febf From Craig Silverstein: Rework debug info code a bit, add option for 
ODR violations, add test case.
 2007-11-14 01:03:01 +00:00
Ian Lance Taylor
af674d1d6c From Craig Silverstein: Support debug info for shared libraries. 2007-11-13 01:26:27 +00:00
Ian Lance Taylor
c261a0be88 From Craig Silverstein: Dwarf_line_info can work with Object rather 
than Sized_relobj.
 2007-11-12 20:55:53 +00:00
Ian Lance Taylor
24badc6562 From Craig Silverstein: rework DWARF reader code a bit. 2007-11-12 19:56:20 +00:00
Ian Lance Taylor
4c50553d98 From Craig Silverstein: Use relocations in reporting error message 
locations.
 2007-11-09 23:16:54 +00:00
Ian Lance Taylor
338f2eba1a From Cary Coutant: mark negative constant as unsigned. 2007-11-09 07:03:14 +00:00
Ian Lance Taylor
e43872e995 From Craig Silverstein: Templatize the Dwarf reader. 2007-11-07 00:49:56 +00:00
Ian Lance Taylor
5c2c6c957b From Craig Silverstein: Add first version of generating error messages 
with file name and line number.
 2007-11-02 23:02:44 +00:00