binutils-gdb/gold/common.cc

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// common.cc -- handle common symbols for gold
// Copyright (C) 2006-2015 Free Software Foundation, Inc.
// Written by Ian Lance Taylor <iant@google.com>.
// This file is part of gold.
// 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 of the License, 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.
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
// MA 02110-1301, USA.
#include "gold.h"
#include <algorithm>
#include "workqueue.h"
* mapfile.cc: New file. * mapfile.h: New file. * options.h (class General_options): Add -M/--print-map and -Map. * options.cc (General_options::finalize): Make -M equivalent to -Map -. * main.cc: Include <cstdio> and "mapfile.h". (main): Open mapfile if requested. * gold.cc (class Middle_runner): Add mapfile_ field. Update constructor. Change caller. (queue_initial_tasks): Add mapfile parameter. Change caller. (queue_middle_tasks): Likewise. * gold.h (queue_initial_tasks, queue_middle_tasks): Update declarations. * archive.cc: Include "mapfile.h". (Archive::add_symbols): Add mapfile parameter. Change all callers. Pass mapfile, symbol, and reason to include_member. (Archive::include_all_members): Add mapfile parameter. Change all callers. (Archive::include_member): Add mapfile, sym, and why parameters. Change all callers. Report inclusion to map file. * archive.h: Include "fileread.h". (class Archive): Update declarations. (Archive::file): New const method. (class Add_archive_symbols): Add mapfile_ field. Update constructor. Change all callers. * readsyms.h (class Read_symbols): Likewise. (class Finish_group): Likewise. (class Read_script): Likewise. * common.cc: Include "mapfile.h". (Symbol_table::allocate_commons): Add mapfile parameter. Change all callers. (Symbol_table::do_allocate_commons): Likewise. (Symbol_table::do_allocate_commons_list): Likewise. Report common symbol allocation to mapfile. * common.h (class Allocate_commons_task): Add mapfile_ field. Update constructor. Change all callers. * symtab.h (class Symbol_table): Update declarations. * layout.cc: Include "mapfile.h". (Layout_task_runner::run): Print information to mapfile. (Layout::create_gold_note): Change Output_data_fixed_space to Output_data_zero_fill. (Layout::create_build_id): Likewise. (Layout::print_to_mapfile): New function. * layout.h (class Layout_task_runner): Add mapfile_ field. Update constructor. Change caller. (class Layout): Declare print_to_mapfile. * output.cc (Output_section::Input_section::print_to_mapfile): New function. (Output_section::add_input_section): If producing a map, always add to input_sections_ list. (Output_section::do_print_to_mapfile): New function. (Output_segment::print_sections_to_mapfile): New function. (Output_segment::print_section_list_to_mapfile): New function. * output.h: Include "mapfile.h". (Output_data::print_to_mapfile): New function. (Output_data::do_print_to_mapfile): New virtual function. (Output_segment_headers::do_print_to_mapfile): New function. (Output_file_header::do_print_to_mapfile): New function. (Output_data_const::do_print_to_mapfile): New function. (class Output_data_const_buffer): Add map_name_ field. Update constructor. Change all callers. Add do_print_to_mapfile function. (class Output_data_fixed_space): Likewise. (class Output_data_space): Likewise. (class Output_data_zero_fill): New class. (Output_data_strtab::do_print_to_mapfile): New function. (Output_data_reloc_base::do_print_to_mapfile): New function. (Output_relocatable_relocs::do_print_to_mapfile): New function. (Output_data_group::do_print_to_mapfile): New function. (Output_data_got::do_print_to_mapfile): New function. (Output_data_dynamic::do_print_to_mapfile): New function. (Output_symtab_xindex::do_print_to_mapfile): New function. (class Output_section): Declare do_print_to_mapflie. Declare print_to_mapfile in Input_section. (class Output_segment): Declare new functions. * object.h (Sized_relobj::symbol_count): New function. * script-sections.cc (Output_section_element_dot_assignment::set_section_addresses): Change Output_data_fixed_space to Output_data_zero_fill. (Output_data_expression::do_print_to_mapfile): New function. * script.cc (read_input_script): Add mapfile parameter. Change all callers. * script.h (read_input_script): Update declaration. * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function. (Eh_frame::do_print_to_mapfile): New function. * merge.h (Output_merge_data::do_print_to_mapfile): New function. (Output_merge_string::do_print_to_mapfile): New function. * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New function. * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New function. * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New function. * Makefile.am (CCFILES): Add mapfile.cc. (HFILES): Add mapfile.h. * Makefile.in: Rebuild.
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#include "mapfile.h"
#include "layout.h"
#include "output.h"
#include "symtab.h"
#include "common.h"
namespace gold
{
// Allocate_commons_task methods.
// This task allocates the common symbols. We arrange to run it
// before anything else which needs to access the symbol table.
Task_token*
Allocate_commons_task::is_runnable()
{
return NULL;
}
// Release a blocker.
void
Allocate_commons_task::locks(Task_locker* tl)
{
tl->add(this, this->blocker_);
}
// Allocate the common symbols.
void
Allocate_commons_task::run(Workqueue*)
{
* mapfile.cc: New file. * mapfile.h: New file. * options.h (class General_options): Add -M/--print-map and -Map. * options.cc (General_options::finalize): Make -M equivalent to -Map -. * main.cc: Include <cstdio> and "mapfile.h". (main): Open mapfile if requested. * gold.cc (class Middle_runner): Add mapfile_ field. Update constructor. Change caller. (queue_initial_tasks): Add mapfile parameter. Change caller. (queue_middle_tasks): Likewise. * gold.h (queue_initial_tasks, queue_middle_tasks): Update declarations. * archive.cc: Include "mapfile.h". (Archive::add_symbols): Add mapfile parameter. Change all callers. Pass mapfile, symbol, and reason to include_member. (Archive::include_all_members): Add mapfile parameter. Change all callers. (Archive::include_member): Add mapfile, sym, and why parameters. Change all callers. Report inclusion to map file. * archive.h: Include "fileread.h". (class Archive): Update declarations. (Archive::file): New const method. (class Add_archive_symbols): Add mapfile_ field. Update constructor. Change all callers. * readsyms.h (class Read_symbols): Likewise. (class Finish_group): Likewise. (class Read_script): Likewise. * common.cc: Include "mapfile.h". (Symbol_table::allocate_commons): Add mapfile parameter. Change all callers. (Symbol_table::do_allocate_commons): Likewise. (Symbol_table::do_allocate_commons_list): Likewise. Report common symbol allocation to mapfile. * common.h (class Allocate_commons_task): Add mapfile_ field. Update constructor. Change all callers. * symtab.h (class Symbol_table): Update declarations. * layout.cc: Include "mapfile.h". (Layout_task_runner::run): Print information to mapfile. (Layout::create_gold_note): Change Output_data_fixed_space to Output_data_zero_fill. (Layout::create_build_id): Likewise. (Layout::print_to_mapfile): New function. * layout.h (class Layout_task_runner): Add mapfile_ field. Update constructor. Change caller. (class Layout): Declare print_to_mapfile. * output.cc (Output_section::Input_section::print_to_mapfile): New function. (Output_section::add_input_section): If producing a map, always add to input_sections_ list. (Output_section::do_print_to_mapfile): New function. (Output_segment::print_sections_to_mapfile): New function. (Output_segment::print_section_list_to_mapfile): New function. * output.h: Include "mapfile.h". (Output_data::print_to_mapfile): New function. (Output_data::do_print_to_mapfile): New virtual function. (Output_segment_headers::do_print_to_mapfile): New function. (Output_file_header::do_print_to_mapfile): New function. (Output_data_const::do_print_to_mapfile): New function. (class Output_data_const_buffer): Add map_name_ field. Update constructor. Change all callers. Add do_print_to_mapfile function. (class Output_data_fixed_space): Likewise. (class Output_data_space): Likewise. (class Output_data_zero_fill): New class. (Output_data_strtab::do_print_to_mapfile): New function. (Output_data_reloc_base::do_print_to_mapfile): New function. (Output_relocatable_relocs::do_print_to_mapfile): New function. (Output_data_group::do_print_to_mapfile): New function. (Output_data_got::do_print_to_mapfile): New function. (Output_data_dynamic::do_print_to_mapfile): New function. (Output_symtab_xindex::do_print_to_mapfile): New function. (class Output_section): Declare do_print_to_mapflie. Declare print_to_mapfile in Input_section. (class Output_segment): Declare new functions. * object.h (Sized_relobj::symbol_count): New function. * script-sections.cc (Output_section_element_dot_assignment::set_section_addresses): Change Output_data_fixed_space to Output_data_zero_fill. (Output_data_expression::do_print_to_mapfile): New function. * script.cc (read_input_script): Add mapfile parameter. Change all callers. * script.h (read_input_script): Update declaration. * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function. (Eh_frame::do_print_to_mapfile): New function. * merge.h (Output_merge_data::do_print_to_mapfile): New function. (Output_merge_string::do_print_to_mapfile): New function. * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New function. * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New function. * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New function. * Makefile.am (CCFILES): Add mapfile.cc. (HFILES): Add mapfile.h. * Makefile.in: Rebuild.
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this->symtab_->allocate_commons(this->layout_, this->mapfile_);
}
// This class is used to sort the common symbol. We normally put the
// larger common symbols first. This can be changed by using
// --sort-commons, which tells the linker to sort by alignment.
template<int size>
class Sort_commons
{
public:
Sort_commons(const Symbol_table* symtab,
Symbol_table::Sort_commons_order sort_order)
: symtab_(symtab), sort_order_(sort_order)
{ }
bool operator()(const Symbol* a, const Symbol* b) const;
private:
// The symbol table.
const Symbol_table* symtab_;
// How to sort.
Symbol_table::Sort_commons_order sort_order_;
};
template<int size>
bool
Sort_commons<size>::operator()(const Symbol* pa, const Symbol* pb) const
{
if (pa == NULL)
return false;
if (pb == NULL)
return true;
const Symbol_table* symtab = this->symtab_;
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const Sized_symbol<size>* psa = symtab->get_sized_symbol<size>(pa);
const Sized_symbol<size>* psb = symtab->get_sized_symbol<size>(pb);
// The size.
typename Sized_symbol<size>::Size_type sa = psa->symsize();
typename Sized_symbol<size>::Size_type sb = psb->symsize();
// The alignment.
typename Sized_symbol<size>::Value_type aa = psa->value();
typename Sized_symbol<size>::Value_type ab = psb->value();
if (this->sort_order_ == Symbol_table::SORT_COMMONS_BY_ALIGNMENT_DESCENDING)
{
if (aa < ab)
return false;
else if (ab < aa)
return true;
}
else if (this->sort_order_
== Symbol_table::SORT_COMMONS_BY_ALIGNMENT_ASCENDING)
{
if (aa < ab)
return true;
else if (ab < aa)
return false;
}
else
gold_assert(this->sort_order_
== Symbol_table::SORT_COMMONS_BY_SIZE_DESCENDING);
// Sort by descending size.
if (sa < sb)
return false;
else if (sb < sa)
return true;
if (this->sort_order_ == Symbol_table::SORT_COMMONS_BY_SIZE_DESCENDING)
{
// When the symbols are the same size, we sort them by
// alignment, largest alignment first.
if (aa < ab)
return false;
else if (ab < aa)
return true;
}
// Otherwise we stabilize the sort by sorting by name.
return strcmp(psa->name(), psb->name()) < 0;
}
// Allocate the common symbols.
void
* mapfile.cc: New file. * mapfile.h: New file. * options.h (class General_options): Add -M/--print-map and -Map. * options.cc (General_options::finalize): Make -M equivalent to -Map -. * main.cc: Include <cstdio> and "mapfile.h". (main): Open mapfile if requested. * gold.cc (class Middle_runner): Add mapfile_ field. Update constructor. Change caller. (queue_initial_tasks): Add mapfile parameter. Change caller. (queue_middle_tasks): Likewise. * gold.h (queue_initial_tasks, queue_middle_tasks): Update declarations. * archive.cc: Include "mapfile.h". (Archive::add_symbols): Add mapfile parameter. Change all callers. Pass mapfile, symbol, and reason to include_member. (Archive::include_all_members): Add mapfile parameter. Change all callers. (Archive::include_member): Add mapfile, sym, and why parameters. Change all callers. Report inclusion to map file. * archive.h: Include "fileread.h". (class Archive): Update declarations. (Archive::file): New const method. (class Add_archive_symbols): Add mapfile_ field. Update constructor. Change all callers. * readsyms.h (class Read_symbols): Likewise. (class Finish_group): Likewise. (class Read_script): Likewise. * common.cc: Include "mapfile.h". (Symbol_table::allocate_commons): Add mapfile parameter. Change all callers. (Symbol_table::do_allocate_commons): Likewise. (Symbol_table::do_allocate_commons_list): Likewise. Report common symbol allocation to mapfile. * common.h (class Allocate_commons_task): Add mapfile_ field. Update constructor. Change all callers. * symtab.h (class Symbol_table): Update declarations. * layout.cc: Include "mapfile.h". (Layout_task_runner::run): Print information to mapfile. (Layout::create_gold_note): Change Output_data_fixed_space to Output_data_zero_fill. (Layout::create_build_id): Likewise. (Layout::print_to_mapfile): New function. * layout.h (class Layout_task_runner): Add mapfile_ field. Update constructor. Change caller. (class Layout): Declare print_to_mapfile. * output.cc (Output_section::Input_section::print_to_mapfile): New function. (Output_section::add_input_section): If producing a map, always add to input_sections_ list. (Output_section::do_print_to_mapfile): New function. (Output_segment::print_sections_to_mapfile): New function. (Output_segment::print_section_list_to_mapfile): New function. * output.h: Include "mapfile.h". (Output_data::print_to_mapfile): New function. (Output_data::do_print_to_mapfile): New virtual function. (Output_segment_headers::do_print_to_mapfile): New function. (Output_file_header::do_print_to_mapfile): New function. (Output_data_const::do_print_to_mapfile): New function. (class Output_data_const_buffer): Add map_name_ field. Update constructor. Change all callers. Add do_print_to_mapfile function. (class Output_data_fixed_space): Likewise. (class Output_data_space): Likewise. (class Output_data_zero_fill): New class. (Output_data_strtab::do_print_to_mapfile): New function. (Output_data_reloc_base::do_print_to_mapfile): New function. (Output_relocatable_relocs::do_print_to_mapfile): New function. (Output_data_group::do_print_to_mapfile): New function. (Output_data_got::do_print_to_mapfile): New function. (Output_data_dynamic::do_print_to_mapfile): New function. (Output_symtab_xindex::do_print_to_mapfile): New function. (class Output_section): Declare do_print_to_mapflie. Declare print_to_mapfile in Input_section. (class Output_segment): Declare new functions. * object.h (Sized_relobj::symbol_count): New function. * script-sections.cc (Output_section_element_dot_assignment::set_section_addresses): Change Output_data_fixed_space to Output_data_zero_fill. (Output_data_expression::do_print_to_mapfile): New function. * script.cc (read_input_script): Add mapfile parameter. Change all callers. * script.h (read_input_script): Update declaration. * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function. (Eh_frame::do_print_to_mapfile): New function. * merge.h (Output_merge_data::do_print_to_mapfile): New function. (Output_merge_string::do_print_to_mapfile): New function. * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New function. * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New function. * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New function. * Makefile.am (CCFILES): Add mapfile.cc. (HFILES): Add mapfile.h. * Makefile.in: Rebuild.
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Symbol_table::allocate_commons(Layout* layout, Mapfile* mapfile)
{
Sort_commons_order sort_order;
if (!parameters->options().user_set_sort_common())
sort_order = SORT_COMMONS_BY_SIZE_DESCENDING;
else
{
const char* order = parameters->options().sort_common();
if (*order == '\0' || strcmp(order, "descending") == 0)
sort_order = SORT_COMMONS_BY_ALIGNMENT_DESCENDING;
else if (strcmp(order, "ascending") == 0)
sort_order = SORT_COMMONS_BY_ALIGNMENT_ASCENDING;
else
{
gold_error("invalid --sort-common argument: %s", order);
sort_order = SORT_COMMONS_BY_SIZE_DESCENDING;
}
}
if (parameters->target().get_size() == 32)
{
#if defined(HAVE_TARGET_32_LITTLE) || defined(HAVE_TARGET_32_BIG)
this->do_allocate_commons<32>(layout, mapfile, sort_order);
#else
gold_unreachable();
#endif
}
else if (parameters->target().get_size() == 64)
{
#if defined(HAVE_TARGET_64_LITTLE) || defined(HAVE_TARGET_64_BIG)
this->do_allocate_commons<64>(layout, mapfile, sort_order);
#else
gold_unreachable();
#endif
}
else
gold_unreachable();
}
// Allocated the common symbols, sized version.
template<int size>
void
Symbol_table::do_allocate_commons(Layout* layout, Mapfile* mapfile,
Sort_commons_order sort_order)
* common.cc (Symbol_table::allocate_commons): Remove options parameter. Change caller. (Symbol_table::do_allocate_commons): Remove options parameter. Change caller. Just call do_allocate_commons_list twice. (Symbol_table::do_allocate_commons_list): New function, broken out of do_allocate_commons. * common.h (class Allocate_commons_task): Remove options_ field. Update constructor. * symtab.cc (Symbol_table::Symbol_table): Initialize tls_commons_. (Symbol_table::add_from_object): Put TLS common symbols on tls_commons_ list. (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols which are IN_OUTPUT_DATA. * symtab.h (class Symbol_table): Add tls_commons_ field. Update allocate_commons and do_allocate_commons declarations. Declare do_allocate_commons_list. * gold.cc (queue_middle_tasks): Update creation of Allocate_commons_task to not pass options. * testsuite/Makefile.am (INCLUDES): Add -I.. . (TLS_TEST_C_FLAGS): New variable. (tls_test_c_pic.o): New target. (tls_test_shared.so): Link in tls_test_c_pic.o. (tls_test_c_pic_ie.o): New target. (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o. (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o. (tls_test_c.o): New target. (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o. (tls_pic_test_LDADD): Likewise. (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o. (tls_shared_gd_to_ie_test_LDADD): Likewise. (tls_test_c_gnu2.o): New target. (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_gnu2.o. (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise. (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o. (tls_test_shared_nonpic.so): Link in tls_test_c.o. * testsuite/tls_test.cc: Include "config.h". (t_last): Call t11_last. * testsuite/tls_test.h (t11, t11_last): Declare. * testsuite/tls_test_c.c: New file. * testsuite/tls_test_main.cc (thread_routine): Call t11. * configure.ac: Check for OpenMP support. * configure, config.in, Makefile.in: Rebuild. * testsuite/Makefile.in: Rebuild.
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{
* layout.cc (Layout::make_output_section): Call Target::new_output_section. (Layout::attach_allocated_section_to_segment): Put large section sections in a separate load segment with the large segment flag set. (Layout::segment_precedes): Sort large data segments after other load segments. (align_file_offset): New static function. (Layout::set_segment_offsets): Use align_file_offset. * output.h (class Output_section): Add is_small_section_ and is_large_section_ fields. (Output_section::is_small_section): New function. (Output_section::set_is_small_section): New function. (Output_section::is_large_section): New function. (Output_section::set_is_large_section): New function. (Output_section::is_large_data_section): New function. (class Output_segment): Add is_large_data_segment_ field. (Output_segment::is_large_data_segment): New function. (Output_segment::set_is_large_data_segment): New function. * output.cc (Output_section::Output_section): Initialize new fields. (Output_segment::Output_segment): Likewise. (Output_segment::add_output_section): Add assertion that large data sections always go in large data segments. Force small data sections to the end of the list of data sections. Force small BSS sections to the start of the list of BSS sections. For large BSS sections to the end of the list of BSS sections. * symtab.h (class Symbol): Declare is_common_shndx. (Symbol::is_defined): Check Symbol::is_common_shndx. (Symbol::is_common): Likewise. (class Symbol_table): Define enum Commons_section_type. Update declarations. Add small_commons_ and large_commons_ fields. * symtab.cc (Symbol::is_common_shndx): New function. (Symbol_table::Symbol_table): Initialize new fields. (Symbol_table::add_from_object): Put small and large common symbols in the right list. (Symbol_table::sized_finalized_symbol): Check Symbol::is_common_shndx. (Symbol_table::sized_write_globals): Likewise. * common.cc (Symbol_table::do_allocate_commons): Allocate new common symbol lists. Don't call do_allocate_commons_list if the list is empty. (Symbol_table::do_allocate_commons_list): Remove is_tls parameter. Add comons_section_type parameter. Change all callers. Handle small and large common symbols. * object.cc (Sized_relobj::do_finalize_local_symbols): Check Symbol::is_common_shndx. * resolve.cc (symbol_to_bits): Likewise. * target.h (Target::small_common_shndx): New function. (Target::small_common_section_flags): New function. (Target::large_common_shndx): New function. (Target::large_common_section_flags): New function. (Target::new_output_section): New function. (Target::Target_info): Add small_common_shndx, large_common_shndx, small_common_section_flags, and large_common_section_flags fields. (Target::do_new_output_section): New virtual function. * arm.cc (Target_arm::arm_info): Initialize new fields. * i386.cc (Target_i386::i386_info): Likewise. * powerpc.cc (Target_powerpc::powerpc_info) [all versions]: Likewise. * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise. * x86_64.cc (Target_x86_64::x86_64_info): Likewise. (Target_x86_64::do_new_output_section): New function. * configure.ac: Define conditional MCMODEL_MEDIUM. * testsuite/Makefile.am (check_PROGRAMS): Add large. (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define. (large_LDFLAGS): Define. * testsuite/large.c: New file. * testsuite/testfile.cc (Target_test::test_target_info): Initialize new fields. * configure, testsuite/Makefile.in: Rebuild.
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if (!this->commons_.empty())
this->do_allocate_commons_list<size>(layout, COMMONS_NORMAL,
&this->commons_, mapfile,
sort_order);
* layout.cc (Layout::make_output_section): Call Target::new_output_section. (Layout::attach_allocated_section_to_segment): Put large section sections in a separate load segment with the large segment flag set. (Layout::segment_precedes): Sort large data segments after other load segments. (align_file_offset): New static function. (Layout::set_segment_offsets): Use align_file_offset. * output.h (class Output_section): Add is_small_section_ and is_large_section_ fields. (Output_section::is_small_section): New function. (Output_section::set_is_small_section): New function. (Output_section::is_large_section): New function. (Output_section::set_is_large_section): New function. (Output_section::is_large_data_section): New function. (class Output_segment): Add is_large_data_segment_ field. (Output_segment::is_large_data_segment): New function. (Output_segment::set_is_large_data_segment): New function. * output.cc (Output_section::Output_section): Initialize new fields. (Output_segment::Output_segment): Likewise. (Output_segment::add_output_section): Add assertion that large data sections always go in large data segments. Force small data sections to the end of the list of data sections. Force small BSS sections to the start of the list of BSS sections. For large BSS sections to the end of the list of BSS sections. * symtab.h (class Symbol): Declare is_common_shndx. (Symbol::is_defined): Check Symbol::is_common_shndx. (Symbol::is_common): Likewise. (class Symbol_table): Define enum Commons_section_type. Update declarations. Add small_commons_ and large_commons_ fields. * symtab.cc (Symbol::is_common_shndx): New function. (Symbol_table::Symbol_table): Initialize new fields. (Symbol_table::add_from_object): Put small and large common symbols in the right list. (Symbol_table::sized_finalized_symbol): Check Symbol::is_common_shndx. (Symbol_table::sized_write_globals): Likewise. * common.cc (Symbol_table::do_allocate_commons): Allocate new common symbol lists. Don't call do_allocate_commons_list if the list is empty. (Symbol_table::do_allocate_commons_list): Remove is_tls parameter. Add comons_section_type parameter. Change all callers. Handle small and large common symbols. * object.cc (Sized_relobj::do_finalize_local_symbols): Check Symbol::is_common_shndx. * resolve.cc (symbol_to_bits): Likewise. * target.h (Target::small_common_shndx): New function. (Target::small_common_section_flags): New function. (Target::large_common_shndx): New function. (Target::large_common_section_flags): New function. (Target::new_output_section): New function. (Target::Target_info): Add small_common_shndx, large_common_shndx, small_common_section_flags, and large_common_section_flags fields. (Target::do_new_output_section): New virtual function. * arm.cc (Target_arm::arm_info): Initialize new fields. * i386.cc (Target_i386::i386_info): Likewise. * powerpc.cc (Target_powerpc::powerpc_info) [all versions]: Likewise. * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise. * x86_64.cc (Target_x86_64::x86_64_info): Likewise. (Target_x86_64::do_new_output_section): New function. * configure.ac: Define conditional MCMODEL_MEDIUM. * testsuite/Makefile.am (check_PROGRAMS): Add large. (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define. (large_LDFLAGS): Define. * testsuite/large.c: New file. * testsuite/testfile.cc (Target_test::test_target_info): Initialize new fields. * configure, testsuite/Makefile.in: Rebuild.
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if (!this->tls_commons_.empty())
this->do_allocate_commons_list<size>(layout, COMMONS_TLS,
&this->tls_commons_, mapfile,
sort_order);
* layout.cc (Layout::make_output_section): Call Target::new_output_section. (Layout::attach_allocated_section_to_segment): Put large section sections in a separate load segment with the large segment flag set. (Layout::segment_precedes): Sort large data segments after other load segments. (align_file_offset): New static function. (Layout::set_segment_offsets): Use align_file_offset. * output.h (class Output_section): Add is_small_section_ and is_large_section_ fields. (Output_section::is_small_section): New function. (Output_section::set_is_small_section): New function. (Output_section::is_large_section): New function. (Output_section::set_is_large_section): New function. (Output_section::is_large_data_section): New function. (class Output_segment): Add is_large_data_segment_ field. (Output_segment::is_large_data_segment): New function. (Output_segment::set_is_large_data_segment): New function. * output.cc (Output_section::Output_section): Initialize new fields. (Output_segment::Output_segment): Likewise. (Output_segment::add_output_section): Add assertion that large data sections always go in large data segments. Force small data sections to the end of the list of data sections. Force small BSS sections to the start of the list of BSS sections. For large BSS sections to the end of the list of BSS sections. * symtab.h (class Symbol): Declare is_common_shndx. (Symbol::is_defined): Check Symbol::is_common_shndx. (Symbol::is_common): Likewise. (class Symbol_table): Define enum Commons_section_type. Update declarations. Add small_commons_ and large_commons_ fields. * symtab.cc (Symbol::is_common_shndx): New function. (Symbol_table::Symbol_table): Initialize new fields. (Symbol_table::add_from_object): Put small and large common symbols in the right list. (Symbol_table::sized_finalized_symbol): Check Symbol::is_common_shndx. (Symbol_table::sized_write_globals): Likewise. * common.cc (Symbol_table::do_allocate_commons): Allocate new common symbol lists. Don't call do_allocate_commons_list if the list is empty. (Symbol_table::do_allocate_commons_list): Remove is_tls parameter. Add comons_section_type parameter. Change all callers. Handle small and large common symbols. * object.cc (Sized_relobj::do_finalize_local_symbols): Check Symbol::is_common_shndx. * resolve.cc (symbol_to_bits): Likewise. * target.h (Target::small_common_shndx): New function. (Target::small_common_section_flags): New function. (Target::large_common_shndx): New function. (Target::large_common_section_flags): New function. (Target::new_output_section): New function. (Target::Target_info): Add small_common_shndx, large_common_shndx, small_common_section_flags, and large_common_section_flags fields. (Target::do_new_output_section): New virtual function. * arm.cc (Target_arm::arm_info): Initialize new fields. * i386.cc (Target_i386::i386_info): Likewise. * powerpc.cc (Target_powerpc::powerpc_info) [all versions]: Likewise. * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise. * x86_64.cc (Target_x86_64::x86_64_info): Likewise. (Target_x86_64::do_new_output_section): New function. * configure.ac: Define conditional MCMODEL_MEDIUM. * testsuite/Makefile.am (check_PROGRAMS): Add large. (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define. (large_LDFLAGS): Define. * testsuite/large.c: New file. * testsuite/testfile.cc (Target_test::test_target_info): Initialize new fields. * configure, testsuite/Makefile.in: Rebuild.
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if (!this->small_commons_.empty())
this->do_allocate_commons_list<size>(layout, COMMONS_SMALL,
&this->small_commons_, mapfile,
sort_order);
* layout.cc (Layout::make_output_section): Call Target::new_output_section. (Layout::attach_allocated_section_to_segment): Put large section sections in a separate load segment with the large segment flag set. (Layout::segment_precedes): Sort large data segments after other load segments. (align_file_offset): New static function. (Layout::set_segment_offsets): Use align_file_offset. * output.h (class Output_section): Add is_small_section_ and is_large_section_ fields. (Output_section::is_small_section): New function. (Output_section::set_is_small_section): New function. (Output_section::is_large_section): New function. (Output_section::set_is_large_section): New function. (Output_section::is_large_data_section): New function. (class Output_segment): Add is_large_data_segment_ field. (Output_segment::is_large_data_segment): New function. (Output_segment::set_is_large_data_segment): New function. * output.cc (Output_section::Output_section): Initialize new fields. (Output_segment::Output_segment): Likewise. (Output_segment::add_output_section): Add assertion that large data sections always go in large data segments. Force small data sections to the end of the list of data sections. Force small BSS sections to the start of the list of BSS sections. For large BSS sections to the end of the list of BSS sections. * symtab.h (class Symbol): Declare is_common_shndx. (Symbol::is_defined): Check Symbol::is_common_shndx. (Symbol::is_common): Likewise. (class Symbol_table): Define enum Commons_section_type. Update declarations. Add small_commons_ and large_commons_ fields. * symtab.cc (Symbol::is_common_shndx): New function. (Symbol_table::Symbol_table): Initialize new fields. (Symbol_table::add_from_object): Put small and large common symbols in the right list. (Symbol_table::sized_finalized_symbol): Check Symbol::is_common_shndx. (Symbol_table::sized_write_globals): Likewise. * common.cc (Symbol_table::do_allocate_commons): Allocate new common symbol lists. Don't call do_allocate_commons_list if the list is empty. (Symbol_table::do_allocate_commons_list): Remove is_tls parameter. Add comons_section_type parameter. Change all callers. Handle small and large common symbols. * object.cc (Sized_relobj::do_finalize_local_symbols): Check Symbol::is_common_shndx. * resolve.cc (symbol_to_bits): Likewise. * target.h (Target::small_common_shndx): New function. (Target::small_common_section_flags): New function. (Target::large_common_shndx): New function. (Target::large_common_section_flags): New function. (Target::new_output_section): New function. (Target::Target_info): Add small_common_shndx, large_common_shndx, small_common_section_flags, and large_common_section_flags fields. (Target::do_new_output_section): New virtual function. * arm.cc (Target_arm::arm_info): Initialize new fields. * i386.cc (Target_i386::i386_info): Likewise. * powerpc.cc (Target_powerpc::powerpc_info) [all versions]: Likewise. * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise. * x86_64.cc (Target_x86_64::x86_64_info): Likewise. (Target_x86_64::do_new_output_section): New function. * configure.ac: Define conditional MCMODEL_MEDIUM. * testsuite/Makefile.am (check_PROGRAMS): Add large. (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define. (large_LDFLAGS): Define. * testsuite/large.c: New file. * testsuite/testfile.cc (Target_test::test_target_info): Initialize new fields. * configure, testsuite/Makefile.in: Rebuild.
2009-06-22 08:51:53 +02:00
if (!this->large_commons_.empty())
this->do_allocate_commons_list<size>(layout, COMMONS_LARGE,
&this->large_commons_, mapfile,
sort_order);
* common.cc (Symbol_table::allocate_commons): Remove options parameter. Change caller. (Symbol_table::do_allocate_commons): Remove options parameter. Change caller. Just call do_allocate_commons_list twice. (Symbol_table::do_allocate_commons_list): New function, broken out of do_allocate_commons. * common.h (class Allocate_commons_task): Remove options_ field. Update constructor. * symtab.cc (Symbol_table::Symbol_table): Initialize tls_commons_. (Symbol_table::add_from_object): Put TLS common symbols on tls_commons_ list. (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols which are IN_OUTPUT_DATA. * symtab.h (class Symbol_table): Add tls_commons_ field. Update allocate_commons and do_allocate_commons declarations. Declare do_allocate_commons_list. * gold.cc (queue_middle_tasks): Update creation of Allocate_commons_task to not pass options. * testsuite/Makefile.am (INCLUDES): Add -I.. . (TLS_TEST_C_FLAGS): New variable. (tls_test_c_pic.o): New target. (tls_test_shared.so): Link in tls_test_c_pic.o. (tls_test_c_pic_ie.o): New target. (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o. (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o. (tls_test_c.o): New target. (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o. (tls_pic_test_LDADD): Likewise. (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o. (tls_shared_gd_to_ie_test_LDADD): Likewise. (tls_test_c_gnu2.o): New target. (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_gnu2.o. (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise. (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o. (tls_test_shared_nonpic.so): Link in tls_test_c.o. * testsuite/tls_test.cc: Include "config.h". (t_last): Call t11_last. * testsuite/tls_test.h (t11, t11_last): Declare. * testsuite/tls_test_c.c: New file. * testsuite/tls_test_main.cc (thread_routine): Call t11. * configure.ac: Check for OpenMP support. * configure, config.in, Makefile.in: Rebuild. * testsuite/Makefile.in: Rebuild.
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}
// Allocate the common symbols in a list. IS_TLS indicates whether
// these are TLS common symbols.
template<int size>
void
* layout.cc (Layout::make_output_section): Call Target::new_output_section. (Layout::attach_allocated_section_to_segment): Put large section sections in a separate load segment with the large segment flag set. (Layout::segment_precedes): Sort large data segments after other load segments. (align_file_offset): New static function. (Layout::set_segment_offsets): Use align_file_offset. * output.h (class Output_section): Add is_small_section_ and is_large_section_ fields. (Output_section::is_small_section): New function. (Output_section::set_is_small_section): New function. (Output_section::is_large_section): New function. (Output_section::set_is_large_section): New function. (Output_section::is_large_data_section): New function. (class Output_segment): Add is_large_data_segment_ field. (Output_segment::is_large_data_segment): New function. (Output_segment::set_is_large_data_segment): New function. * output.cc (Output_section::Output_section): Initialize new fields. (Output_segment::Output_segment): Likewise. (Output_segment::add_output_section): Add assertion that large data sections always go in large data segments. Force small data sections to the end of the list of data sections. Force small BSS sections to the start of the list of BSS sections. For large BSS sections to the end of the list of BSS sections. * symtab.h (class Symbol): Declare is_common_shndx. (Symbol::is_defined): Check Symbol::is_common_shndx. (Symbol::is_common): Likewise. (class Symbol_table): Define enum Commons_section_type. Update declarations. Add small_commons_ and large_commons_ fields. * symtab.cc (Symbol::is_common_shndx): New function. (Symbol_table::Symbol_table): Initialize new fields. (Symbol_table::add_from_object): Put small and large common symbols in the right list. (Symbol_table::sized_finalized_symbol): Check Symbol::is_common_shndx. (Symbol_table::sized_write_globals): Likewise. * common.cc (Symbol_table::do_allocate_commons): Allocate new common symbol lists. Don't call do_allocate_commons_list if the list is empty. (Symbol_table::do_allocate_commons_list): Remove is_tls parameter. Add comons_section_type parameter. Change all callers. Handle small and large common symbols. * object.cc (Sized_relobj::do_finalize_local_symbols): Check Symbol::is_common_shndx. * resolve.cc (symbol_to_bits): Likewise. * target.h (Target::small_common_shndx): New function. (Target::small_common_section_flags): New function. (Target::large_common_shndx): New function. (Target::large_common_section_flags): New function. (Target::new_output_section): New function. (Target::Target_info): Add small_common_shndx, large_common_shndx, small_common_section_flags, and large_common_section_flags fields. (Target::do_new_output_section): New virtual function. * arm.cc (Target_arm::arm_info): Initialize new fields. * i386.cc (Target_i386::i386_info): Likewise. * powerpc.cc (Target_powerpc::powerpc_info) [all versions]: Likewise. * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise. * x86_64.cc (Target_x86_64::x86_64_info): Likewise. (Target_x86_64::do_new_output_section): New function. * configure.ac: Define conditional MCMODEL_MEDIUM. * testsuite/Makefile.am (check_PROGRAMS): Add large. (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define. (large_LDFLAGS): Define. * testsuite/large.c: New file. * testsuite/testfile.cc (Target_test::test_target_info): Initialize new fields. * configure, testsuite/Makefile.in: Rebuild.
2009-06-22 08:51:53 +02:00
Symbol_table::do_allocate_commons_list(
Layout* layout,
Commons_section_type commons_section_type,
Commons_type* commons,
Mapfile* mapfile,
Sort_commons_order sort_order)
{
// We've kept a list of all the common symbols. But the symbol may
// have been resolved to a defined symbol by now. And it may be a
// forwarder. First remove all non-common symbols.
bool any = false;
uint64_t addralign = 0;
* common.cc (Symbol_table::allocate_commons): Remove options parameter. Change caller. (Symbol_table::do_allocate_commons): Remove options parameter. Change caller. Just call do_allocate_commons_list twice. (Symbol_table::do_allocate_commons_list): New function, broken out of do_allocate_commons. * common.h (class Allocate_commons_task): Remove options_ field. Update constructor. * symtab.cc (Symbol_table::Symbol_table): Initialize tls_commons_. (Symbol_table::add_from_object): Put TLS common symbols on tls_commons_ list. (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols which are IN_OUTPUT_DATA. * symtab.h (class Symbol_table): Add tls_commons_ field. Update allocate_commons and do_allocate_commons declarations. Declare do_allocate_commons_list. * gold.cc (queue_middle_tasks): Update creation of Allocate_commons_task to not pass options. * testsuite/Makefile.am (INCLUDES): Add -I.. . (TLS_TEST_C_FLAGS): New variable. (tls_test_c_pic.o): New target. (tls_test_shared.so): Link in tls_test_c_pic.o. (tls_test_c_pic_ie.o): New target. (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o. (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o. (tls_test_c.o): New target. (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o. (tls_pic_test_LDADD): Likewise. (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o. (tls_shared_gd_to_ie_test_LDADD): Likewise. (tls_test_c_gnu2.o): New target. (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_gnu2.o. (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise. (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o. (tls_test_shared_nonpic.so): Link in tls_test_c.o. * testsuite/tls_test.cc: Include "config.h". (t_last): Call t11_last. * testsuite/tls_test.h (t11, t11_last): Declare. * testsuite/tls_test_c.c: New file. * testsuite/tls_test_main.cc (thread_routine): Call t11. * configure.ac: Check for OpenMP support. * configure, config.in, Makefile.in: Rebuild. * testsuite/Makefile.in: Rebuild.
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for (Commons_type::iterator p = commons->begin();
p != commons->end();
++p)
{
Symbol* sym = *p;
if (sym->is_forwarder())
{
sym = this->resolve_forwards(sym);
*p = sym;
}
if (!sym->is_common())
*p = NULL;
else
{
any = true;
2008-02-29 20:19:17 +01:00
Sized_symbol<size>* ssym = this->get_sized_symbol<size>(sym);
if (ssym->value() > addralign)
addralign = ssym->value();
}
}
if (!any)
return;
// Sort the common symbols.
* common.cc (Symbol_table::allocate_commons): Remove options parameter. Change caller. (Symbol_table::do_allocate_commons): Remove options parameter. Change caller. Just call do_allocate_commons_list twice. (Symbol_table::do_allocate_commons_list): New function, broken out of do_allocate_commons. * common.h (class Allocate_commons_task): Remove options_ field. Update constructor. * symtab.cc (Symbol_table::Symbol_table): Initialize tls_commons_. (Symbol_table::add_from_object): Put TLS common symbols on tls_commons_ list. (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols which are IN_OUTPUT_DATA. * symtab.h (class Symbol_table): Add tls_commons_ field. Update allocate_commons and do_allocate_commons declarations. Declare do_allocate_commons_list. * gold.cc (queue_middle_tasks): Update creation of Allocate_commons_task to not pass options. * testsuite/Makefile.am (INCLUDES): Add -I.. . (TLS_TEST_C_FLAGS): New variable. (tls_test_c_pic.o): New target. (tls_test_shared.so): Link in tls_test_c_pic.o. (tls_test_c_pic_ie.o): New target. (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o. (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o. (tls_test_c.o): New target. (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o. (tls_pic_test_LDADD): Likewise. (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o. (tls_shared_gd_to_ie_test_LDADD): Likewise. (tls_test_c_gnu2.o): New target. (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_gnu2.o. (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise. (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o. (tls_test_shared_nonpic.so): Link in tls_test_c.o. * testsuite/tls_test.cc: Include "config.h". (t_last): Call t11_last. * testsuite/tls_test.h (t11, t11_last): Declare. * testsuite/tls_test_c.c: New file. * testsuite/tls_test_main.cc (thread_routine): Call t11. * configure.ac: Check for OpenMP support. * configure, config.in, Makefile.in: Rebuild. * testsuite/Makefile.in: Rebuild.
2008-04-17 09:12:00 +02:00
std::sort(commons->begin(), commons->end(),
Sort_commons<size>(this, sort_order));
* common.cc (Symbol_table::allocate_commons): Remove options parameter. Change caller. (Symbol_table::do_allocate_commons): Remove options parameter. Change caller. Just call do_allocate_commons_list twice. (Symbol_table::do_allocate_commons_list): New function, broken out of do_allocate_commons. * common.h (class Allocate_commons_task): Remove options_ field. Update constructor. * symtab.cc (Symbol_table::Symbol_table): Initialize tls_commons_. (Symbol_table::add_from_object): Put TLS common symbols on tls_commons_ list. (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols which are IN_OUTPUT_DATA. * symtab.h (class Symbol_table): Add tls_commons_ field. Update allocate_commons and do_allocate_commons declarations. Declare do_allocate_commons_list. * gold.cc (queue_middle_tasks): Update creation of Allocate_commons_task to not pass options. * testsuite/Makefile.am (INCLUDES): Add -I.. . (TLS_TEST_C_FLAGS): New variable. (tls_test_c_pic.o): New target. (tls_test_shared.so): Link in tls_test_c_pic.o. (tls_test_c_pic_ie.o): New target. (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o. (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o. (tls_test_c.o): New target. (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o. (tls_pic_test_LDADD): Likewise. (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o. (tls_shared_gd_to_ie_test_LDADD): Likewise. (tls_test_c_gnu2.o): New target. (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_gnu2.o. (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise. (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o. (tls_test_shared_nonpic.so): Link in tls_test_c.o. * testsuite/tls_test.cc: Include "config.h". (t_last): Call t11_last. * testsuite/tls_test.h (t11, t11_last): Declare. * testsuite/tls_test_c.c: New file. * testsuite/tls_test_main.cc (thread_routine): Call t11. * configure.ac: Check for OpenMP support. * configure, config.in, Makefile.in: Rebuild. * testsuite/Makefile.in: Rebuild.
2008-04-17 09:12:00 +02:00
// Place them in a newly allocated BSS section.
elfcpp::Elf_Xword flags = elfcpp::SHF_WRITE | elfcpp::SHF_ALLOC;
* layout.cc (Layout::make_output_section): Call Target::new_output_section. (Layout::attach_allocated_section_to_segment): Put large section sections in a separate load segment with the large segment flag set. (Layout::segment_precedes): Sort large data segments after other load segments. (align_file_offset): New static function. (Layout::set_segment_offsets): Use align_file_offset. * output.h (class Output_section): Add is_small_section_ and is_large_section_ fields. (Output_section::is_small_section): New function. (Output_section::set_is_small_section): New function. (Output_section::is_large_section): New function. (Output_section::set_is_large_section): New function. (Output_section::is_large_data_section): New function. (class Output_segment): Add is_large_data_segment_ field. (Output_segment::is_large_data_segment): New function. (Output_segment::set_is_large_data_segment): New function. * output.cc (Output_section::Output_section): Initialize new fields. (Output_segment::Output_segment): Likewise. (Output_segment::add_output_section): Add assertion that large data sections always go in large data segments. Force small data sections to the end of the list of data sections. Force small BSS sections to the start of the list of BSS sections. For large BSS sections to the end of the list of BSS sections. * symtab.h (class Symbol): Declare is_common_shndx. (Symbol::is_defined): Check Symbol::is_common_shndx. (Symbol::is_common): Likewise. (class Symbol_table): Define enum Commons_section_type. Update declarations. Add small_commons_ and large_commons_ fields. * symtab.cc (Symbol::is_common_shndx): New function. (Symbol_table::Symbol_table): Initialize new fields. (Symbol_table::add_from_object): Put small and large common symbols in the right list. (Symbol_table::sized_finalized_symbol): Check Symbol::is_common_shndx. (Symbol_table::sized_write_globals): Likewise. * common.cc (Symbol_table::do_allocate_commons): Allocate new common symbol lists. Don't call do_allocate_commons_list if the list is empty. (Symbol_table::do_allocate_commons_list): Remove is_tls parameter. Add comons_section_type parameter. Change all callers. Handle small and large common symbols. * object.cc (Sized_relobj::do_finalize_local_symbols): Check Symbol::is_common_shndx. * resolve.cc (symbol_to_bits): Likewise. * target.h (Target::small_common_shndx): New function. (Target::small_common_section_flags): New function. (Target::large_common_shndx): New function. (Target::large_common_section_flags): New function. (Target::new_output_section): New function. (Target::Target_info): Add small_common_shndx, large_common_shndx, small_common_section_flags, and large_common_section_flags fields. (Target::do_new_output_section): New virtual function. * arm.cc (Target_arm::arm_info): Initialize new fields. * i386.cc (Target_i386::i386_info): Likewise. * powerpc.cc (Target_powerpc::powerpc_info) [all versions]: Likewise. * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise. * x86_64.cc (Target_x86_64::x86_64_info): Likewise. (Target_x86_64::do_new_output_section): New function. * configure.ac: Define conditional MCMODEL_MEDIUM. * testsuite/Makefile.am (check_PROGRAMS): Add large. (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define. (large_LDFLAGS): Define. * testsuite/large.c: New file. * testsuite/testfile.cc (Target_test::test_target_info): Initialize new fields. * configure, testsuite/Makefile.in: Rebuild.
2009-06-22 08:51:53 +02:00
const char* name;
const char* ds_name;
switch (commons_section_type)
* common.cc (Symbol_table::allocate_commons): Remove options parameter. Change caller. (Symbol_table::do_allocate_commons): Remove options parameter. Change caller. Just call do_allocate_commons_list twice. (Symbol_table::do_allocate_commons_list): New function, broken out of do_allocate_commons. * common.h (class Allocate_commons_task): Remove options_ field. Update constructor. * symtab.cc (Symbol_table::Symbol_table): Initialize tls_commons_. (Symbol_table::add_from_object): Put TLS common symbols on tls_commons_ list. (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols which are IN_OUTPUT_DATA. * symtab.h (class Symbol_table): Add tls_commons_ field. Update allocate_commons and do_allocate_commons declarations. Declare do_allocate_commons_list. * gold.cc (queue_middle_tasks): Update creation of Allocate_commons_task to not pass options. * testsuite/Makefile.am (INCLUDES): Add -I.. . (TLS_TEST_C_FLAGS): New variable. (tls_test_c_pic.o): New target. (tls_test_shared.so): Link in tls_test_c_pic.o. (tls_test_c_pic_ie.o): New target. (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o. (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o. (tls_test_c.o): New target. (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o. (tls_pic_test_LDADD): Likewise. (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o. (tls_shared_gd_to_ie_test_LDADD): Likewise. (tls_test_c_gnu2.o): New target. (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_gnu2.o. (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise. (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o. (tls_test_shared_nonpic.so): Link in tls_test_c.o. * testsuite/tls_test.cc: Include "config.h". (t_last): Call t11_last. * testsuite/tls_test.h (t11, t11_last): Declare. * testsuite/tls_test_c.c: New file. * testsuite/tls_test_main.cc (thread_routine): Call t11. * configure.ac: Check for OpenMP support. * configure, config.in, Makefile.in: Rebuild. * testsuite/Makefile.in: Rebuild.
2008-04-17 09:12:00 +02:00
{
* layout.cc (Layout::make_output_section): Call Target::new_output_section. (Layout::attach_allocated_section_to_segment): Put large section sections in a separate load segment with the large segment flag set. (Layout::segment_precedes): Sort large data segments after other load segments. (align_file_offset): New static function. (Layout::set_segment_offsets): Use align_file_offset. * output.h (class Output_section): Add is_small_section_ and is_large_section_ fields. (Output_section::is_small_section): New function. (Output_section::set_is_small_section): New function. (Output_section::is_large_section): New function. (Output_section::set_is_large_section): New function. (Output_section::is_large_data_section): New function. (class Output_segment): Add is_large_data_segment_ field. (Output_segment::is_large_data_segment): New function. (Output_segment::set_is_large_data_segment): New function. * output.cc (Output_section::Output_section): Initialize new fields. (Output_segment::Output_segment): Likewise. (Output_segment::add_output_section): Add assertion that large data sections always go in large data segments. Force small data sections to the end of the list of data sections. Force small BSS sections to the start of the list of BSS sections. For large BSS sections to the end of the list of BSS sections. * symtab.h (class Symbol): Declare is_common_shndx. (Symbol::is_defined): Check Symbol::is_common_shndx. (Symbol::is_common): Likewise. (class Symbol_table): Define enum Commons_section_type. Update declarations. Add small_commons_ and large_commons_ fields. * symtab.cc (Symbol::is_common_shndx): New function. (Symbol_table::Symbol_table): Initialize new fields. (Symbol_table::add_from_object): Put small and large common symbols in the right list. (Symbol_table::sized_finalized_symbol): Check Symbol::is_common_shndx. (Symbol_table::sized_write_globals): Likewise. * common.cc (Symbol_table::do_allocate_commons): Allocate new common symbol lists. Don't call do_allocate_commons_list if the list is empty. (Symbol_table::do_allocate_commons_list): Remove is_tls parameter. Add comons_section_type parameter. Change all callers. Handle small and large common symbols. * object.cc (Sized_relobj::do_finalize_local_symbols): Check Symbol::is_common_shndx. * resolve.cc (symbol_to_bits): Likewise. * target.h (Target::small_common_shndx): New function. (Target::small_common_section_flags): New function. (Target::large_common_shndx): New function. (Target::large_common_section_flags): New function. (Target::new_output_section): New function. (Target::Target_info): Add small_common_shndx, large_common_shndx, small_common_section_flags, and large_common_section_flags fields. (Target::do_new_output_section): New virtual function. * arm.cc (Target_arm::arm_info): Initialize new fields. * i386.cc (Target_i386::i386_info): Likewise. * powerpc.cc (Target_powerpc::powerpc_info) [all versions]: Likewise. * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise. * x86_64.cc (Target_x86_64::x86_64_info): Likewise. (Target_x86_64::do_new_output_section): New function. * configure.ac: Define conditional MCMODEL_MEDIUM. * testsuite/Makefile.am (check_PROGRAMS): Add large. (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define. (large_LDFLAGS): Define. * testsuite/large.c: New file. * testsuite/testfile.cc (Target_test::test_target_info): Initialize new fields. * configure, testsuite/Makefile.in: Rebuild.
2009-06-22 08:51:53 +02:00
case COMMONS_NORMAL:
name = ".bss";
ds_name = "** common";
break;
case COMMONS_TLS:
* common.cc (Symbol_table::allocate_commons): Remove options parameter. Change caller. (Symbol_table::do_allocate_commons): Remove options parameter. Change caller. Just call do_allocate_commons_list twice. (Symbol_table::do_allocate_commons_list): New function, broken out of do_allocate_commons. * common.h (class Allocate_commons_task): Remove options_ field. Update constructor. * symtab.cc (Symbol_table::Symbol_table): Initialize tls_commons_. (Symbol_table::add_from_object): Put TLS common symbols on tls_commons_ list. (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols which are IN_OUTPUT_DATA. * symtab.h (class Symbol_table): Add tls_commons_ field. Update allocate_commons and do_allocate_commons declarations. Declare do_allocate_commons_list. * gold.cc (queue_middle_tasks): Update creation of Allocate_commons_task to not pass options. * testsuite/Makefile.am (INCLUDES): Add -I.. . (TLS_TEST_C_FLAGS): New variable. (tls_test_c_pic.o): New target. (tls_test_shared.so): Link in tls_test_c_pic.o. (tls_test_c_pic_ie.o): New target. (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o. (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o. (tls_test_c.o): New target. (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o. (tls_pic_test_LDADD): Likewise. (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o. (tls_shared_gd_to_ie_test_LDADD): Likewise. (tls_test_c_gnu2.o): New target. (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_gnu2.o. (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise. (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o. (tls_test_shared_nonpic.so): Link in tls_test_c.o. * testsuite/tls_test.cc: Include "config.h". (t_last): Call t11_last. * testsuite/tls_test.h (t11, t11_last): Declare. * testsuite/tls_test_c.c: New file. * testsuite/tls_test_main.cc (thread_routine): Call t11. * configure.ac: Check for OpenMP support. * configure, config.in, Makefile.in: Rebuild. * testsuite/Makefile.in: Rebuild.
2008-04-17 09:12:00 +02:00
flags |= elfcpp::SHF_TLS;
* layout.cc (Layout::make_output_section): Call Target::new_output_section. (Layout::attach_allocated_section_to_segment): Put large section sections in a separate load segment with the large segment flag set. (Layout::segment_precedes): Sort large data segments after other load segments. (align_file_offset): New static function. (Layout::set_segment_offsets): Use align_file_offset. * output.h (class Output_section): Add is_small_section_ and is_large_section_ fields. (Output_section::is_small_section): New function. (Output_section::set_is_small_section): New function. (Output_section::is_large_section): New function. (Output_section::set_is_large_section): New function. (Output_section::is_large_data_section): New function. (class Output_segment): Add is_large_data_segment_ field. (Output_segment::is_large_data_segment): New function. (Output_segment::set_is_large_data_segment): New function. * output.cc (Output_section::Output_section): Initialize new fields. (Output_segment::Output_segment): Likewise. (Output_segment::add_output_section): Add assertion that large data sections always go in large data segments. Force small data sections to the end of the list of data sections. Force small BSS sections to the start of the list of BSS sections. For large BSS sections to the end of the list of BSS sections. * symtab.h (class Symbol): Declare is_common_shndx. (Symbol::is_defined): Check Symbol::is_common_shndx. (Symbol::is_common): Likewise. (class Symbol_table): Define enum Commons_section_type. Update declarations. Add small_commons_ and large_commons_ fields. * symtab.cc (Symbol::is_common_shndx): New function. (Symbol_table::Symbol_table): Initialize new fields. (Symbol_table::add_from_object): Put small and large common symbols in the right list. (Symbol_table::sized_finalized_symbol): Check Symbol::is_common_shndx. (Symbol_table::sized_write_globals): Likewise. * common.cc (Symbol_table::do_allocate_commons): Allocate new common symbol lists. Don't call do_allocate_commons_list if the list is empty. (Symbol_table::do_allocate_commons_list): Remove is_tls parameter. Add comons_section_type parameter. Change all callers. Handle small and large common symbols. * object.cc (Sized_relobj::do_finalize_local_symbols): Check Symbol::is_common_shndx. * resolve.cc (symbol_to_bits): Likewise. * target.h (Target::small_common_shndx): New function. (Target::small_common_section_flags): New function. (Target::large_common_shndx): New function. (Target::large_common_section_flags): New function. (Target::new_output_section): New function. (Target::Target_info): Add small_common_shndx, large_common_shndx, small_common_section_flags, and large_common_section_flags fields. (Target::do_new_output_section): New virtual function. * arm.cc (Target_arm::arm_info): Initialize new fields. * i386.cc (Target_i386::i386_info): Likewise. * powerpc.cc (Target_powerpc::powerpc_info) [all versions]: Likewise. * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise. * x86_64.cc (Target_x86_64::x86_64_info): Likewise. (Target_x86_64::do_new_output_section): New function. * configure.ac: Define conditional MCMODEL_MEDIUM. * testsuite/Makefile.am (check_PROGRAMS): Add large. (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define. (large_LDFLAGS): Define. * testsuite/large.c: New file. * testsuite/testfile.cc (Target_test::test_target_info): Initialize new fields. * configure, testsuite/Makefile.in: Rebuild.
2009-06-22 08:51:53 +02:00
name = ".tbss";
ds_name = "** tls common";
break;
case COMMONS_SMALL:
flags |= parameters->target().small_common_section_flags();
name = ".sbss";
ds_name = "** small common";
break;
case COMMONS_LARGE:
flags |= parameters->target().large_common_section_flags();
name = ".lbss";
ds_name = "** large common";
break;
default:
gold_unreachable();
}
* common.cc (Symbol_table::do_allocate_commons_list): For incremental update, allocate common from bss section's free list. * incremental-dump.cc (dump_incremental_inputs): Print flag for linker-defined symbols. * incremental.cc (Sized_incremental_binary::do_process_got_plt): Skip GOT and PLT entries that are no longer referenced. (Output_section_incremental_inputs::write_info_blocks): Mark linker-defined symbols. (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols. * output.cc (Output_section::allocate): New function. * output.h (Output_section::allocate): New function. * resolve.cc (Symbol_table::report_resolve_problem): Add case for linker-defined symbols. (Symbol::override_base_with_special): Copy is_predefined_ flag. * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag. (Symbol::init_base_output_data): Likewise. (Symbol::init_base_output_segment): Likewise. (Symbol::init_base_constant): Likewise. (Sized_symbol::init_output_data): Likewise. (Sized_symbol::init_output_segment): Likewise. (Sized_symbol::init_constant): Likewise. (Symbol_table::do_define_in_output_data): Likewise. (Symbol_table::do_define_in_output_segment): Likewise. (Symbol_table::do_define_as_constant): Likewise. * symtab.h (Symbol::is_predefined): New function. (Symbol::init_base_output_data): Add is_predefined parameter. (Symbol::init_base_output_segment): Likewise. (Symbol::init_base_constant): Likewise. (Symbol::is_predefined_): New data member. (Sized_symbol::init_output_data): Add is_predefined parameter. (Sized_symbol::init_output_segment): Likewise. (Sized_symbol::init_constant): Likewise. (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
2011-06-08 06:05:25 +02:00
Output_data_space* poc;
Output_section* os;
if (!parameters->incremental_update())
{
poc = new Output_data_space(addralign, ds_name);
os = layout->add_output_section_data(name, elfcpp::SHT_NOBITS, flags,
poc, ORDER_INVALID, false);
}
else
{
// When doing an incremental update, we need to allocate each common
// directly from the output section's free list.
poc = NULL;
os = layout->find_output_section(name);
}
* layout.cc (Layout::make_output_section): Call Target::new_output_section. (Layout::attach_allocated_section_to_segment): Put large section sections in a separate load segment with the large segment flag set. (Layout::segment_precedes): Sort large data segments after other load segments. (align_file_offset): New static function. (Layout::set_segment_offsets): Use align_file_offset. * output.h (class Output_section): Add is_small_section_ and is_large_section_ fields. (Output_section::is_small_section): New function. (Output_section::set_is_small_section): New function. (Output_section::is_large_section): New function. (Output_section::set_is_large_section): New function. (Output_section::is_large_data_section): New function. (class Output_segment): Add is_large_data_segment_ field. (Output_segment::is_large_data_segment): New function. (Output_segment::set_is_large_data_segment): New function. * output.cc (Output_section::Output_section): Initialize new fields. (Output_segment::Output_segment): Likewise. (Output_segment::add_output_section): Add assertion that large data sections always go in large data segments. Force small data sections to the end of the list of data sections. Force small BSS sections to the start of the list of BSS sections. For large BSS sections to the end of the list of BSS sections. * symtab.h (class Symbol): Declare is_common_shndx. (Symbol::is_defined): Check Symbol::is_common_shndx. (Symbol::is_common): Likewise. (class Symbol_table): Define enum Commons_section_type. Update declarations. Add small_commons_ and large_commons_ fields. * symtab.cc (Symbol::is_common_shndx): New function. (Symbol_table::Symbol_table): Initialize new fields. (Symbol_table::add_from_object): Put small and large common symbols in the right list. (Symbol_table::sized_finalized_symbol): Check Symbol::is_common_shndx. (Symbol_table::sized_write_globals): Likewise. * common.cc (Symbol_table::do_allocate_commons): Allocate new common symbol lists. Don't call do_allocate_commons_list if the list is empty. (Symbol_table::do_allocate_commons_list): Remove is_tls parameter. Add comons_section_type parameter. Change all callers. Handle small and large common symbols. * object.cc (Sized_relobj::do_finalize_local_symbols): Check Symbol::is_common_shndx. * resolve.cc (symbol_to_bits): Likewise. * target.h (Target::small_common_shndx): New function. (Target::small_common_section_flags): New function. (Target::large_common_shndx): New function. (Target::large_common_section_flags): New function. (Target::new_output_section): New function. (Target::Target_info): Add small_common_shndx, large_common_shndx, small_common_section_flags, and large_common_section_flags fields. (Target::do_new_output_section): New virtual function. * arm.cc (Target_arm::arm_info): Initialize new fields. * i386.cc (Target_i386::i386_info): Likewise. * powerpc.cc (Target_powerpc::powerpc_info) [all versions]: Likewise. * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise. * x86_64.cc (Target_x86_64::x86_64_info): Likewise. (Target_x86_64::do_new_output_section): New function. * configure.ac: Define conditional MCMODEL_MEDIUM. * testsuite/Makefile.am (check_PROGRAMS): Add large. (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define. (large_LDFLAGS): Define. * testsuite/large.c: New file. * testsuite/testfile.cc (Target_test::test_target_info): Initialize new fields. * configure, testsuite/Makefile.in: Rebuild.
2009-06-22 08:51:53 +02:00
if (os != NULL)
{
if (commons_section_type == COMMONS_SMALL)
os->set_is_small_section();
else if (commons_section_type == COMMONS_LARGE)
os->set_is_large_section();
* common.cc (Symbol_table::allocate_commons): Remove options parameter. Change caller. (Symbol_table::do_allocate_commons): Remove options parameter. Change caller. Just call do_allocate_commons_list twice. (Symbol_table::do_allocate_commons_list): New function, broken out of do_allocate_commons. * common.h (class Allocate_commons_task): Remove options_ field. Update constructor. * symtab.cc (Symbol_table::Symbol_table): Initialize tls_commons_. (Symbol_table::add_from_object): Put TLS common symbols on tls_commons_ list. (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols which are IN_OUTPUT_DATA. * symtab.h (class Symbol_table): Add tls_commons_ field. Update allocate_commons and do_allocate_commons declarations. Declare do_allocate_commons_list. * gold.cc (queue_middle_tasks): Update creation of Allocate_commons_task to not pass options. * testsuite/Makefile.am (INCLUDES): Add -I.. . (TLS_TEST_C_FLAGS): New variable. (tls_test_c_pic.o): New target. (tls_test_shared.so): Link in tls_test_c_pic.o. (tls_test_c_pic_ie.o): New target. (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o. (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o. (tls_test_c.o): New target. (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o. (tls_pic_test_LDADD): Likewise. (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o. (tls_shared_gd_to_ie_test_LDADD): Likewise. (tls_test_c_gnu2.o): New target. (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_gnu2.o. (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise. (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o. (tls_test_shared_nonpic.so): Link in tls_test_c.o. * testsuite/tls_test.cc: Include "config.h". (t_last): Call t11_last. * testsuite/tls_test.h (t11, t11_last): Declare. * testsuite/tls_test_c.c: New file. * testsuite/tls_test_main.cc (thread_routine): Call t11. * configure.ac: Check for OpenMP support. * configure, config.in, Makefile.in: Rebuild. * testsuite/Makefile.in: Rebuild.
2008-04-17 09:12:00 +02:00
}
// Allocate them all.
off_t off = 0;
* common.cc (Symbol_table::allocate_commons): Remove options parameter. Change caller. (Symbol_table::do_allocate_commons): Remove options parameter. Change caller. Just call do_allocate_commons_list twice. (Symbol_table::do_allocate_commons_list): New function, broken out of do_allocate_commons. * common.h (class Allocate_commons_task): Remove options_ field. Update constructor. * symtab.cc (Symbol_table::Symbol_table): Initialize tls_commons_. (Symbol_table::add_from_object): Put TLS common symbols on tls_commons_ list. (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols which are IN_OUTPUT_DATA. * symtab.h (class Symbol_table): Add tls_commons_ field. Update allocate_commons and do_allocate_commons declarations. Declare do_allocate_commons_list. * gold.cc (queue_middle_tasks): Update creation of Allocate_commons_task to not pass options. * testsuite/Makefile.am (INCLUDES): Add -I.. . (TLS_TEST_C_FLAGS): New variable. (tls_test_c_pic.o): New target. (tls_test_shared.so): Link in tls_test_c_pic.o. (tls_test_c_pic_ie.o): New target. (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o. (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o. (tls_test_c.o): New target. (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o. (tls_pic_test_LDADD): Likewise. (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o. (tls_shared_gd_to_ie_test_LDADD): Likewise. (tls_test_c_gnu2.o): New target. (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_gnu2.o. (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise. (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o. (tls_test_shared_nonpic.so): Link in tls_test_c.o. * testsuite/tls_test.cc: Include "config.h". (t_last): Call t11_last. * testsuite/tls_test.h (t11, t11_last): Declare. * testsuite/tls_test_c.c: New file. * testsuite/tls_test_main.cc (thread_routine): Call t11. * configure.ac: Check for OpenMP support. * configure, config.in, Makefile.in: Rebuild. * testsuite/Makefile.in: Rebuild.
2008-04-17 09:12:00 +02:00
for (Commons_type::iterator p = commons->begin();
p != commons->end();
++p)
{
Symbol* sym = *p;
if (sym == NULL)
break;
// Because we followed forwarding symbols above, but we didn't
// do it reliably before adding symbols to the list, it is
// possible for us to have the same symbol on the list twice.
// This can happen in the horrible case where a program defines
// a common symbol with the same name as a versioned libc
// symbol. That will show up here as a symbol which has already
// been allocated and is therefore no longer a common symbol.
if (!sym->is_common())
continue;
2008-02-29 20:19:17 +01:00
Sized_symbol<size>* ssym = this->get_sized_symbol<size>(sym);
* mapfile.cc: New file. * mapfile.h: New file. * options.h (class General_options): Add -M/--print-map and -Map. * options.cc (General_options::finalize): Make -M equivalent to -Map -. * main.cc: Include <cstdio> and "mapfile.h". (main): Open mapfile if requested. * gold.cc (class Middle_runner): Add mapfile_ field. Update constructor. Change caller. (queue_initial_tasks): Add mapfile parameter. Change caller. (queue_middle_tasks): Likewise. * gold.h (queue_initial_tasks, queue_middle_tasks): Update declarations. * archive.cc: Include "mapfile.h". (Archive::add_symbols): Add mapfile parameter. Change all callers. Pass mapfile, symbol, and reason to include_member. (Archive::include_all_members): Add mapfile parameter. Change all callers. (Archive::include_member): Add mapfile, sym, and why parameters. Change all callers. Report inclusion to map file. * archive.h: Include "fileread.h". (class Archive): Update declarations. (Archive::file): New const method. (class Add_archive_symbols): Add mapfile_ field. Update constructor. Change all callers. * readsyms.h (class Read_symbols): Likewise. (class Finish_group): Likewise. (class Read_script): Likewise. * common.cc: Include "mapfile.h". (Symbol_table::allocate_commons): Add mapfile parameter. Change all callers. (Symbol_table::do_allocate_commons): Likewise. (Symbol_table::do_allocate_commons_list): Likewise. Report common symbol allocation to mapfile. * common.h (class Allocate_commons_task): Add mapfile_ field. Update constructor. Change all callers. * symtab.h (class Symbol_table): Update declarations. * layout.cc: Include "mapfile.h". (Layout_task_runner::run): Print information to mapfile. (Layout::create_gold_note): Change Output_data_fixed_space to Output_data_zero_fill. (Layout::create_build_id): Likewise. (Layout::print_to_mapfile): New function. * layout.h (class Layout_task_runner): Add mapfile_ field. Update constructor. Change caller. (class Layout): Declare print_to_mapfile. * output.cc (Output_section::Input_section::print_to_mapfile): New function. (Output_section::add_input_section): If producing a map, always add to input_sections_ list. (Output_section::do_print_to_mapfile): New function. (Output_segment::print_sections_to_mapfile): New function. (Output_segment::print_section_list_to_mapfile): New function. * output.h: Include "mapfile.h". (Output_data::print_to_mapfile): New function. (Output_data::do_print_to_mapfile): New virtual function. (Output_segment_headers::do_print_to_mapfile): New function. (Output_file_header::do_print_to_mapfile): New function. (Output_data_const::do_print_to_mapfile): New function. (class Output_data_const_buffer): Add map_name_ field. Update constructor. Change all callers. Add do_print_to_mapfile function. (class Output_data_fixed_space): Likewise. (class Output_data_space): Likewise. (class Output_data_zero_fill): New class. (Output_data_strtab::do_print_to_mapfile): New function. (Output_data_reloc_base::do_print_to_mapfile): New function. (Output_relocatable_relocs::do_print_to_mapfile): New function. (Output_data_group::do_print_to_mapfile): New function. (Output_data_got::do_print_to_mapfile): New function. (Output_data_dynamic::do_print_to_mapfile): New function. (Output_symtab_xindex::do_print_to_mapfile): New function. (class Output_section): Declare do_print_to_mapflie. Declare print_to_mapfile in Input_section. (class Output_segment): Declare new functions. * object.h (Sized_relobj::symbol_count): New function. * script-sections.cc (Output_section_element_dot_assignment::set_section_addresses): Change Output_data_fixed_space to Output_data_zero_fill. (Output_data_expression::do_print_to_mapfile): New function. * script.cc (read_input_script): Add mapfile parameter. Change all callers. * script.h (read_input_script): Update declaration. * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function. (Eh_frame::do_print_to_mapfile): New function. * merge.h (Output_merge_data::do_print_to_mapfile): New function. (Output_merge_string::do_print_to_mapfile): New function. * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New function. * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New function. * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New function. * Makefile.am (CCFILES): Add mapfile.cc. (HFILES): Add mapfile.h. * Makefile.in: Rebuild.
2008-05-21 23:37:44 +02:00
// Record the symbol in the map file now, before we change its
// value. Pass the size in separately so that we don't have to
// templatize the map code, which is not performance sensitive.
if (mapfile != NULL)
mapfile->report_allocate_common(sym, ssym->symsize());
* common.cc (Symbol_table::do_allocate_commons_list): For incremental update, allocate common from bss section's free list. * incremental-dump.cc (dump_incremental_inputs): Print flag for linker-defined symbols. * incremental.cc (Sized_incremental_binary::do_process_got_plt): Skip GOT and PLT entries that are no longer referenced. (Output_section_incremental_inputs::write_info_blocks): Mark linker-defined symbols. (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols. * output.cc (Output_section::allocate): New function. * output.h (Output_section::allocate): New function. * resolve.cc (Symbol_table::report_resolve_problem): Add case for linker-defined symbols. (Symbol::override_base_with_special): Copy is_predefined_ flag. * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag. (Symbol::init_base_output_data): Likewise. (Symbol::init_base_output_segment): Likewise. (Symbol::init_base_constant): Likewise. (Sized_symbol::init_output_data): Likewise. (Sized_symbol::init_output_segment): Likewise. (Sized_symbol::init_constant): Likewise. (Symbol_table::do_define_in_output_data): Likewise. (Symbol_table::do_define_in_output_segment): Likewise. (Symbol_table::do_define_as_constant): Likewise. * symtab.h (Symbol::is_predefined): New function. (Symbol::init_base_output_data): Add is_predefined parameter. (Symbol::init_base_output_segment): Likewise. (Symbol::init_base_constant): Likewise. (Symbol::is_predefined_): New data member. (Sized_symbol::init_output_data): Add is_predefined parameter. (Sized_symbol::init_output_segment): Likewise. (Sized_symbol::init_constant): Likewise. (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
2011-06-08 06:05:25 +02:00
if (poc != NULL)
{
off = align_address(off, ssym->value());
ssym->allocate_common(poc, off);
off += ssym->symsize();
}
else
{
// For an incremental update, allocate from the free list.
off = os->allocate(ssym->symsize(), ssym->value());
if (off == -1)
gold_fallback(_("out of patch space in section %s; "
"relink with --incremental-full"),
os->name());
* common.cc (Symbol_table::do_allocate_commons_list): For incremental update, allocate common from bss section's free list. * incremental-dump.cc (dump_incremental_inputs): Print flag for linker-defined symbols. * incremental.cc (Sized_incremental_binary::do_process_got_plt): Skip GOT and PLT entries that are no longer referenced. (Output_section_incremental_inputs::write_info_blocks): Mark linker-defined symbols. (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols. * output.cc (Output_section::allocate): New function. * output.h (Output_section::allocate): New function. * resolve.cc (Symbol_table::report_resolve_problem): Add case for linker-defined symbols. (Symbol::override_base_with_special): Copy is_predefined_ flag. * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag. (Symbol::init_base_output_data): Likewise. (Symbol::init_base_output_segment): Likewise. (Symbol::init_base_constant): Likewise. (Sized_symbol::init_output_data): Likewise. (Sized_symbol::init_output_segment): Likewise. (Sized_symbol::init_constant): Likewise. (Symbol_table::do_define_in_output_data): Likewise. (Symbol_table::do_define_in_output_segment): Likewise. (Symbol_table::do_define_as_constant): Likewise. * symtab.h (Symbol::is_predefined): New function. (Symbol::init_base_output_data): Add is_predefined parameter. (Symbol::init_base_output_segment): Likewise. (Symbol::init_base_constant): Likewise. (Symbol::is_predefined_): New data member. (Sized_symbol::init_output_data): Add is_predefined parameter. (Sized_symbol::init_output_segment): Likewise. (Sized_symbol::init_constant): Likewise. (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
2011-06-08 06:05:25 +02:00
ssym->allocate_common(os, off);
}
}
* common.cc (Symbol_table::do_allocate_commons_list): For incremental update, allocate common from bss section's free list. * incremental-dump.cc (dump_incremental_inputs): Print flag for linker-defined symbols. * incremental.cc (Sized_incremental_binary::do_process_got_plt): Skip GOT and PLT entries that are no longer referenced. (Output_section_incremental_inputs::write_info_blocks): Mark linker-defined symbols. (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols. * output.cc (Output_section::allocate): New function. * output.h (Output_section::allocate): New function. * resolve.cc (Symbol_table::report_resolve_problem): Add case for linker-defined symbols. (Symbol::override_base_with_special): Copy is_predefined_ flag. * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag. (Symbol::init_base_output_data): Likewise. (Symbol::init_base_output_segment): Likewise. (Symbol::init_base_constant): Likewise. (Sized_symbol::init_output_data): Likewise. (Sized_symbol::init_output_segment): Likewise. (Sized_symbol::init_constant): Likewise. (Symbol_table::do_define_in_output_data): Likewise. (Symbol_table::do_define_in_output_segment): Likewise. (Symbol_table::do_define_as_constant): Likewise. * symtab.h (Symbol::is_predefined): New function. (Symbol::init_base_output_data): Add is_predefined parameter. (Symbol::init_base_output_segment): Likewise. (Symbol::init_base_constant): Likewise. (Symbol::is_predefined_): New data member. (Sized_symbol::init_output_data): Add is_predefined parameter. (Sized_symbol::init_output_segment): Likewise. (Sized_symbol::init_constant): Likewise. (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
2011-06-08 06:05:25 +02:00
if (poc != NULL)
poc->set_current_data_size(off);
* common.cc (Symbol_table::allocate_commons): Remove options parameter. Change caller. (Symbol_table::do_allocate_commons): Remove options parameter. Change caller. Just call do_allocate_commons_list twice. (Symbol_table::do_allocate_commons_list): New function, broken out of do_allocate_commons. * common.h (class Allocate_commons_task): Remove options_ field. Update constructor. * symtab.cc (Symbol_table::Symbol_table): Initialize tls_commons_. (Symbol_table::add_from_object): Put TLS common symbols on tls_commons_ list. (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols which are IN_OUTPUT_DATA. * symtab.h (class Symbol_table): Add tls_commons_ field. Update allocate_commons and do_allocate_commons declarations. Declare do_allocate_commons_list. * gold.cc (queue_middle_tasks): Update creation of Allocate_commons_task to not pass options. * testsuite/Makefile.am (INCLUDES): Add -I.. . (TLS_TEST_C_FLAGS): New variable. (tls_test_c_pic.o): New target. (tls_test_shared.so): Link in tls_test_c_pic.o. (tls_test_c_pic_ie.o): New target. (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o. (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o. (tls_test_c.o): New target. (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o. (tls_pic_test_LDADD): Likewise. (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o. (tls_shared_gd_to_ie_test_LDADD): Likewise. (tls_test_c_gnu2.o): New target. (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_gnu2.o. (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise. (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o. (tls_test_shared_nonpic.so): Link in tls_test_c.o. * testsuite/tls_test.cc: Include "config.h". (t_last): Call t11_last. * testsuite/tls_test.h (t11, t11_last): Declare. * testsuite/tls_test_c.c: New file. * testsuite/tls_test_main.cc (thread_routine): Call t11. * configure.ac: Check for OpenMP support. * configure, config.in, Makefile.in: Rebuild. * testsuite/Makefile.in: Rebuild.
2008-04-17 09:12:00 +02:00
commons->clear();
}
} // End namespace gold.