Commit Graph

80 Commits

Author SHA1 Message Date
Ian Lance Taylor f3e9c5c517 PR 6049
* options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
	functions.
	(class General_options): Remove existing --undefined, and add
	--no-undefined instead.  Add new --undefined as synonym for -u.
	* archive.cc (Archive::add_symbols): Check whether symbol was
	named with -u.
	* gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
	* symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
	all uses.  Add IS_UNDEFINED.  Update declarations to split
	different versions of init_base.  Declare init_base_undefined.
	(Symbol::is_defined): Handle IS_UNDEFINED.
	(Symbol::is_undefined): Likewise.
	(Symbol::is_weak_undefined): Call is_undefined.
	(Symbol::is_absolute): Handle IS_CONSTANT.
	(class Sized_symbol): Update declarations to split different
	versions of init.  Declare init_undefined.
	(class Symbol_table): Declare new functions.
	* symtab.cc (Symbol::init_base_object): Rename from init_base.
	Change all callers.
	(Symbol::init_base_output_data): Likewise.
	(Symbol::init_base_output_segment): Likewise.
	(Symbol::init_base_constant): Likewise.
	(Symbol::init_base_undefined): New function.
	(Sized_symbol::init_object): Rename from init.  Change all
	callers.
	(Sized_symbol::init_output_data): Likewise.
	(Sized_symbol::init_output_segment): Likewise.
	(Sized_symbol::init_constant): Likewise.
	(Sized_symbol::init_undefined): New function.
	(Symbol_table::add_undefined_symbols_from_command_line): New
	function.
	(Symbol_table::do_add_undefined_symbols_from_command_line): New
	function.
	(Symbol::final_value_is_known): Handle IS_UNDEFINED.
	(Symbol::output_section): Likewise.
	(Symbol::set_output_section): Likewise.
	(Symbol_table::sized_finalize_symbol): Likewise.
	(Symbol_table::sized_write_globals): Likewise.
	* resolve.cc (Symbol_table::should_override): Likewise.
	(Symbol::override_base_with_special): Likewise.
2008-05-07 06:08:01 +00:00
Ian Lance Taylor 7ef7376804 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
than read for file header.
	* archive.cc (Archive::include_member): Likewise.
2008-04-23 17:29:04 +00:00
Ian Lance Taylor 39d0cb0e83 * fileread.cc (File_read::find_view): Add byteshift and vshifted
parameters.  Update for new key type to views_.  Change all
	callers.
	(File_read::read): Adjust for byteshift in returned view.
	(File_read::add_view): New function, broken out of
	find_and_make_view.
	(File_read::make_view): New function, broken out of
	find_and_make_view.
	(File_read::find_or_make_view): Add offset and aligned
	parameters.  Rewrite accordingly.  Change all callers.
	(File_read::get_view): Add offset and aligned parameters.  Adjust
	for byteshift in return value.
	(File_read::get_lasting_view): Likewise.
	* fileread.h (class File_read): Update declarations.
	(class File_read::View): Add byteshift_ field.  Add byteshift to
	constructor.  Add byteshift method.
	* archive.h (Archive::clear_uncached_views): New function.
	(Archive::get_view): Add aligned parameter.  Change all callers.
	* object.h (Object::get_view): Add aligned parameter.  Change all
	callers.
	(Object::get_lasting_view): Likewise.

	* fileread.cc (File_read::release): Don't call clear_views if
	there are multiple objects.
	* fileread.h (File_read::clear_uncached_views): New function.
	* archive.cc (Add_archive_symbols::run): Call clear_uncached_views
	on the archive.
2008-04-02 20:58:21 +00:00
Cary Coutant a12074662b 2008-03-31 Cary Coutant <ccoutant@google.com>
Add thin archive support.
	* archive.cc (Archive::armagt): New const.
	(Archive::setup): Remove task parameter and calls to unlock.
	(Archive::unlock_nested_archives): New function.
	(Archive::read_header): Add nested_off parameter. Change
	all callers.
	(Archive::interpret_header): Likewise.
	(Archive::include_all_members): Change to handle thin
	archives.
	(Archive::include_member): Likewise.
	* archive.h (Archive::Archive): Add new parameters and
	initializers.
	(Archive::armagt): New const.
	(Archive::setup): Remove task parameter.
	(Archive::unlock_nested_archives): New function.
	(Archive::read_header): Add nested_off parameter.
	(Archive::interpret_header): Likewise.
	(Archive::Nested_archive_table): New typedef.
	(Archive::is_thin_archive_): New field.
	(Archive::nested_archives_): New field.
	(Archive::options_): New field.
	(Archive::dirpath_): New field.
	(Archive::task_): New field.
	* readsyms.cc (Read_symbols::do_read_symbols): Add check
	for thin archives.  Pass additional parameters to
	Archive::Archive.  Unlock the archive file after calling
	Archive::setup.
2008-04-01 20:57:36 +00:00
Ian Lance Taylor ebdbb4583d Update copyright years. Update language files. 2008-03-13 21:04:21 +00:00
Ian Lance Taylor 45aa233bdc From Craig Silverstein: rename option functions for future option
handling rewrite.
2008-02-26 21:45:30 +00:00
Ian Lance Taylor cb29561284 Reduce the number of system calls. Use readv instead of pread. Do
better handling of cached views.
2008-01-02 23:48:49 +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 17a1d0a9b2 Rewrite workqueue. This version eliminates the master thread, and
reduces the amount of locking required to find a new thread to run.
2007-12-14 19:00:21 +00:00
Ian Lance Taylor c79126688f Add threading support. 2007-11-22 00:05:51 +00:00
Ian Lance Taylor 3e95a404c8 Ignore empty archives. 2007-11-16 18:44:20 +00:00
Ian Lance Taylor 019cdb1a59 From Craig Silverstein: Don't crash if we see a file we don't recognize. 2007-11-07 00:31:32 +00:00
Ian Lance Taylor a0c4fb0ac6 Remove extraneous newlines. 2007-10-14 06:57:58 +00:00
Ian Lance Taylor 75f2446ec3 Run all error handling through an Errors object. Delete output file
on error.
2007-10-14 06:49:14 +00:00
Ian Lance Taylor f5c3f2256f From Craig Silverstein: avoid some signed/unsigned warnings from gcc 4.2. 2007-10-02 20:52:18 +00:00
Ian Lance Taylor 9eb9fa57c2 Add cache parameter to get_view. Discard uncached views on unlock.
Fix bug this exposed in archive armap symbol name handling.
2007-09-25 17:50:26 +00:00
Ian Lance Taylor 82dcae9de0 Rework File_read interface. Get file size. Use pread when
available.
2007-09-25 06:43:17 +00:00
Ian Lance Taylor bae3688d8f Remove get_view_and_size. 2007-09-25 05:16:35 +00:00
Ian Lance Taylor ba45d2478b Break out default pbytes argument to read and get_view routines,
adding new routines.
2007-09-25 00:27:29 +00:00
Ian Lance Taylor 6cb15b7f89 Add licensing text to every source file. 2007-09-22 21:02:10 +00:00
Ian Lance Taylor 7e1edb9089 Add global parameters. 2007-09-21 07:20:01 +00:00
Ian Lance Taylor 8c838dbd52 Fix comment. 2007-09-20 19:31:54 +00:00
Ian Lance Taylor a93d6d0708 Rework patch to check by both armap entry and archive offset. Also,
preserve information for --group.
2007-09-20 05:56:14 +00:00
Ian Lance Taylor e243ffc667 From Craig Silverstein: rework seen handling to be based on archive
offsets rather than entries in archive symbol table.
2007-09-20 05:43:14 +00:00
Ian Lance Taylor 4973341a7d Implement --whole-archive. 2007-08-21 23:37:56 +00:00
Ian Lance Taylor f6ce93d6e9 Split Object into Dynobj and Relobj, incorporate elfcpp swapping changes. 2006-11-06 22:46:08 +00:00
Ian Lance Taylor ead1e4244a Can now do a full static link of hello, world in C or C++ 2006-11-03 18:26:11 +00:00
Ian Lance Taylor 92e059d8dc Framework for relocation scanning. Implement simple static TLS
relocations.
2006-10-20 20:40:49 +00:00
Ian Lance Taylor 12e14209f0 Lay out object file sections when we add the symbols to the symbol
table.
2006-10-06 20:40:16 +00:00
Ian Lance Taylor 61ba1cf936 Snapshot. Now able to produce a minimal executable which actually
runs.
2006-09-29 19:58:17 +00:00