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Author SHA1 Message Date
Ian Lance Taylor
0864d55193 * options.h (class General_options): Define --wrap as a special 
option.  Add wrap_symbols_ field.
	(General_options::any_wrap_symbols): New function.
	(General_options::is_wrap_symbol): New function.
	* options.cc (General_options::parse_wrap): New function.
	(General_options::General_options): Initialize wrap_symbols_.
	* symtab.cc (Symbol_table::wrap_symbol): New function.
	(Symbol_table::add_from_object): Handle --wrap.
	* symtab.h (class Symbol_table): Declare wrap_symbol.
	* target.h (Target::wrap_char): New function.
	(Target::Target_info): Add wrap_char field.
	* i386.cc (Target_i386::i386_info): Initialize wrap_char.
	* x86_64.cc (Target_x86_64::x86_64_info): Likewise.
	* testsuite/testfile.cc (Target_test::test_target_info):
	Likewise.
 2008-04-09 00:48:13 +00:00
Cary Coutant
86925eef33 2008-04-04 Cary Coutant <ccoutant@google.com> 
* symtab.h (Symbol::is_weak_undefined): New function.
	(Symbol::is_strong_undefined): New function.
	(Symbol::is_absolute): New function.
	(Symbol::needs_plt_entry): Exclude weak undefined symbols.
	(Symbol::needs_dynamic_reloc): Exclude weak undefined and
	absolute symbols.
	* testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
	(weak_undef_test): New target.
	* testsuite/Makefile.in: Rebuild.
	* testsuite/weak_undef_file1.cc: New file.
	* testsuite/weak_undef_file2.cc: New file.
	* testsuite/weak_undef_test.cc: New file.
 2008-04-04 17:24:47 +00:00
Cary Coutant
0a65a3a740 * i386.cc (Target_i386::Got_type): New enum declaration. 
(Target_i386::Scan::local): Updated callers of Output_data_got
	member functions.
	(Target_i386::Scan::global): Likewise.
	(Target_i386::Relocate::relocate): Likewise.
	(Target_i386::Relocate::relocate_tls): Likewise.
	* object.h (Got_offset_list): New class.
	(Sized_relobj::local_has_got_offset): Added got_type parameter.
	(Sized_relobj::local_got_offset): Likewise.
	(Sized_relobj::set_local_got_offset): Likewise.
	(Sized_relobj::local_has_tls_got_offset): Removed.
	(Sized_relobj::local_tls_got_offset): Removed.
	(Sized_relobj::set_local_tls_got_offset): Removed.
	(Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
	* output.cc (Output_data_got::add_global): Added got_type parameter.
	(Output_data_got::add_global_with_rel): Likewise.
	(Output_data_got::add_global_with_rela): Likewise.
	(Output_data_got::add_global_pair_with_rel): New function.
	(Output_data_got::add_global_pair_with_rela): New function.
	(Output_data_got::add_local): Added got_type parameter.
	(Output_data_got::add_local_with_rel): Likewise.
	(Output_data_got::add_local_with_rela): Likewise.
	(Output_data_got::add_local_pair_with_rel): New function.
	(Output_data_got::add_local_pair_with_rela): New function.
	(Output_data_got::add_global_tls): Removed.
	(Output_data_got::add_global_tls_with_rel): Removed.
	(Output_data_got::add_global_tls_with_rela): Removed.
	(Output_data_got::add_local_tls): Removed.
	(Output_data_got::add_local_tls_with_rel): Removed.
	(Output_data_got::add_local_tls_with_rela): Removed.
	* output.h (Output_data_got::add_global): Added got_type parameter.
	(Output_data_got::add_global_with_rel): Likewise.
	(Output_data_got::add_global_with_rela): Likewise.
	(Output_data_got::add_global_pair_with_rel): New function.
	(Output_data_got::add_global_pair_with_rela): New function.
	(Output_data_got::add_local): Added got_type parameter.
	(Output_data_got::add_local_with_rel): Likewise.
	(Output_data_got::add_local_with_rela): Likewise.
	(Output_data_got::add_local_pair_with_rel): New function.
	(Output_data_got::add_local_pair_with_rela): New function.
	(Output_data_got::add_global_tls): Removed.
	(Output_data_got::add_global_tls_with_rel): Removed.
	(Output_data_got::add_global_tls_with_rela): Removed.
	(Output_data_got::add_local_tls): Removed.
	(Output_data_got::add_local_tls_with_rel): Removed.
	(Output_data_got::add_local_tls_with_rela): Removed.
	* resolve.cc (Symbol::override_base_with_special): Removed
	reference to has_got_offset_ field.
	* symtab.cc (Symbol::init_fields): Replaced initialization
	of got_offset_ with got_offsets_.  Removed initialization
	of has_got_offset_
	*symtab.h (Symbol::has_got_offset): Aded got_type parameter.
	(Symbol::got_offset): Likewise.
	(Symbol::set_got_offset): Likewise.
	(Symbol::has_tls_got_offset): Removed.
	(Symbol::tls_got_offset): Removed.
	(Symbol::set_tls_got_offset): Removed.
	(Symbol::got_offset_): Removed.
	(Symbol::tls_mod_got_offset_): Removed.
	(Symbol::tls_pair_got_offset_): Removed.
	(Symbol::got_offsets_): New field.
	(Symbol::has_got_offset): Removed.
	(Symbol::has_tls_mod_got_offset): Removed.
	(Symbol::has_tls_pair_got_offset): Removed.
	* x86_64.cc (Target_x86_64::Got_type): New enum declaration.
	(Target_x86_64::Scan::local): Updated callers of Output_data_got
	member functions.
	(Target_x86_64::Scan::global): Likewise.
	(Target_x86_64::Relocate::relocate): Likewise.
	(Target_x86_64::Relocate::relocate_tls): Likewise.
 2008-03-25 18:37:16 +00:00
Ian Lance Taylor
be3e620119 Don't get confused about whether a symbol is the default version if we 
see a later reference to it.  Add tests for this case.
 2008-03-14 05:57:19 +00:00
Ian Lance Taylor
ebdbb4583d Update copyright years. Update language files. 2008-03-13 21:04:21 +00:00
Ian Lance Taylor
7d1a9ebbf2 Remove gcc 3.2 compatibility hacks. 2008-02-29 19:19:17 +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
45aa233bdc From Craig Silverstein: rename option functions for future option 
handling rewrite.
 2008-02-26 21:45:30 +00:00
Ian Lance Taylor
caa9d5d919 Assignments in linker scripts override definitions from object files. 2008-02-13 01:20:38 +00:00
Ian Lance Taylor
77e655378d Track sections for expressions. 2008-02-09 01:22:17 +00:00
Ian Lance Taylor
8fc19601e8 From Cary Coutant: fix handling of undefined symbols in shared 
libraries.
 2008-02-08 22:49:22 +00:00
Ian Lance Taylor
a445fddf82 Fully implement the SECTIONS clause. 2008-02-04 05:43:05 +00:00
Ian Lance Taylor
9b07f471e3 Don't pass around the target in order to define symbols; get it from 
the parameters instead.
 2008-01-26 01:17:45 +00:00
Ian Lance Taylor
5240d12aa0 From Cary Coutant: Fix last patch. 2008-01-24 00:51:57 +00:00
Ian Lance Taylor
55a934330a Originally from Craig Silverstein, with changes: support using a 
version script to force symbols to be local.
 2008-01-24 00:15:00 +00:00
Ian Lance Taylor
0700cf329e From Cary Coutant: Fix mixing PIC and non-PIC relocs in the same 
shared library.
 2008-01-23 07:15:59 +00:00
Ian Lance Taylor
091244672e From Andrew Chatham and Craig Silverstein: Add support for version 
scripts.
 2008-01-15 23:41:28 +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
fe8718a463 Convert more instances of off_t to be 32-bit types. 2007-12-20 21:21:24 +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
6d01333390 From Craig Silverstein: size hash tables to avoid resizing. 2007-12-14 05:24:17 +00:00
Ian Lance Taylor
e8c846c359 From Cary Coutant: Fix handling of RELATIVE RELA relocs. 2007-12-07 19:32:59 +00:00
Ian Lance Taylor
abaa399568 Print symbol table statistics with --stats. 2007-12-04 23:11:35 +00:00
Ian Lance Taylor
c79126688f Add threading support. 2007-11-22 00:05:51 +00:00
Ian Lance Taylor
a2b1aa12f7 From Craig Silverstein: Add support for --demangle. 2007-11-15 01:12:55 +00:00
Ian Lance Taylor
07f397aba3 From Cary Coutant: Improve i386 shared library TLS support. 2007-11-14 22:31:02 +00:00
Ian Lance Taylor
78f156961e From Craig Silverstein: Report output file name with ODR violation 
warning message.
 2007-11-14 18:44:58 +00:00
Ian Lance Taylor
9a2d698415 Add heuristics for undefined symbol warnings. 2007-11-14 16:53:25 +00:00
Ian Lance Taylor
70e654ba48 From Craig Silverstein: First cut at detecting ODR violations. 2007-11-13 20:02:32 +00:00
Ian Lance Taylor
386c048c7a Correct handling of GOT references in a regular object. 2007-11-12 17:51:55 +00:00
Ian Lance Taylor
d61c6bd41c From Cary Coutant: More shared library support, some refactorization. 2007-11-09 19:45:08 +00:00
Ian Lance Taylor
730cdc88f7 Generate a complete exception frame header. Discard duplicate 
exception frame information.
 2007-11-09 07:00:15 +00:00
Ian Lance Taylor
35cdfc9a87 Add support for PT_GNU_STACK. 2007-10-23 05:05:48 +00:00
Ian Lance Taylor
46fe162319 Fix versions of copied symbols. 2007-10-22 23:08:22 +00:00
Ian Lance Taylor
51b08ebe94 Add support for -Bsymbolic. 2007-10-18 23:20:53 +00:00
Ian Lance Taylor
436ca963fd From Cary Coutant: preliminary shared library support. 2007-10-16 23:23:08 +00:00
Ian Lance Taylor
aeddab66fe Keep track of weak aliases, so that overriding environ works. 2007-10-14 15:35:27 +00:00
Ian Lance Taylor
d20222a1e7 Better multiple definition errors. 2007-10-14 07:10:20 +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
cfd73a4e26 Add an option for Stringpools to not copy strings. 2007-10-12 06:06:34 +00:00
Ian Lance Taylor
b3b74ddc6e Use parameters to track whether we are doing a static link. Fix up 
final_value_is_known for weak undefined symbols.  Pointed out by Cary
Coutant.
 2007-09-28 06:36:25 +00:00
Ian Lance Taylor
9025d29d14 Put size and endianness in parameters. 2007-09-26 07:01:35 +00:00
Ian Lance Taylor
ab5c9e90a6 Use special value when we refer a function symbol in some way other 
than calling it.
 2007-09-23 05:31:48 +00:00
Ian Lance Taylor
6cb15b7f89 Add licensing text to every source file. 2007-09-22 21:02:10 +00:00
Ian Lance Taylor
306d9ef048 Canonicalize name and version when working with special symbols. 2007-09-22 04:40:13 +00:00
Ian Lance Taylor
7e1edb9089 Add global parameters. 2007-09-21 07:20:01 +00:00
Ian Lance Taylor
86f2e68346 Let special symbols override existing symbols rather than 
reinitializing them.
 2007-09-19 06:02:29 +00:00
Ian Lance Taylor
429c15693c Any symbol which is in both a regular object and a dynamic object 
requires an entry in the dynamic symbol table.
 2007-08-29 05:48:24 +00:00
Ian Lance Taylor
1ebd95fdf1 Copy in_reg and in_dyn when resolving NAME/VERSION with NAME/NULL. 2007-08-29 03:42:51 +00:00