| Age | Commit message (Collapse) | Author | Files | Lines |
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Fix up all warnings generated by the addition of this switch.
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is_dynamic_linker_section parameters. Change all callers.
(Layout::choose_output_section): Likewise.
(Layout::make_output_section): Likewise.
(Layout::add_output_section_data): Add is_dynamic_linker_section
parameter. Change all callers.
* layout.h (class Layout): Update declarations.
* output.h (class Output_section): Add is_interp, set_is_interp,
is_dynamic_linker_section, set_is_dynamic_linker_section methods.
Add is_interp_, is_dynamic_linker_section_ fields. Change
generate_code_fills_at_write_ to a bitfield.
* output.cc (Output_section::Output_sections): Initialize new
fields.
(Output_segment::add_output_section): Add do_sort parameter.
Change all callers.
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* expression.cc (class Segment_start_expression): New class definition.
(Segment_start_expression::value): New method definition.
(script_exp_function_segment_start): Return a new
Segment_start_expression.
* gold/script-c.h (script_saw_segment_start_expression): New function
prototype.
* script-sections.cc (Script_sections::Script_sections): Initialize
SAW_SEGMENT_START_EXPRESSION_ to false.
(Script_sections::set_section_addresses): Use -Ttext, -Tdata
and -Tbbs options to specify section addresses if given in
command line and no SEGMENT_START expression is seen in a script.
* script-sections.h (Script_sections::saw_segment_start_expression,
Script_sections::set_saw_segment_start_expression): New method
definition.
(Script_sections::saw_segment_start_expression_): New data member
declaration.
* script.cc (script_saw_segment_start_expression): New function.
* yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
* testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
script_test_7.sh and script_test_8.sh.
(check_DATA): Add script_test_6.stdout, script_test_7.stdout and
script_test_8.stdout.
(MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
(script_test_6, script_test_6.stdout, script_test_7,
script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
* Makefile.in: Regenerate.
* testsuite/script_test_6.sh: New file.
* testsuite/script_test_6.t: Same.
* testsuite/script_test_7.sh: Same.
* testsuite/script_test_7.t: Same.
* testsuite/script_test_8.sh: Same.
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dot assginment to script_sections_.
* script-sections.cc (Script_sections::add_dot_assignment):
Initialize if necessary.
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to the segment aligment for -N or -n with no load segment.
* output.cc (Output_segment::add_output_section): Don't crash if
the first section is a TLS section.
(Output_segment::set_section_list_addresses): Print an error
message if the address moves backward in a linker script.
* script-sections.cc
(Output_section_element_input::set_section_addresses): Don't
increase *dot_value for a SHF_TLS/SHT_NOBITS section.
(Orphan_output_section::set_section_addresses): Likewise.
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* layout.cc (Layout::make_output_section): Call target hook to make
ordinary output section.
(Layout::finalize): Adjust parameter list of call the
Target::may_relax().
* layout.h (class Layout::section_list): New method.
* merge.h (Output_merge_base::entsize): Change visibility to public.
(Output_merge_base::is_string, Output_merge_base::do_is_string):
New methods.
(Output_merge_string::do_is_string): New method.
* object.cc (Sized_relobj::do_setup): renamed from
Sized_relobj::set_up.
* object.h (Sized_relobj::adjust_shndx,
Sized_relobj::initializ_input_to_output_maps,
Sized_relobj::free_input_to_output_maps): Change visibilities to
protected.
(Sized_relobj::setup): Virtualize.
(Sized_relobj::do_setup): New method declaration.
(Sized_relobj::invalidate_section_offset,
Sized_relobj::do_invalidate_section_offset): New method decfinitions.
(Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
* options.cc (parse_int): New function.
* options.h (parse_int): New declaration.
(DEFINE_int): New macro.
(stub_group_size): New option.
* output.cc (Output_section::Output_section): Initialize memebers
merge_section_map_, merge_section_by_properties_map_,
relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
(Output_section::add_input_section): Handled deferred code-fill
generation and remove an old comment.
(Output_section::add_relaxed_input_section): New method definition.
(Output_section::add_merge_input_section): Use merge section by
properties map to speed to search. Update merge section maps
as appropriate.
(Output_section::build_relaxation_map): New method definition.
(Output_section::convert_input_sections_in_list_to_relaxed_sections):
Same.
(Output_section::relax_input_section): Renamed to
Output_section::convert_input_sections_to_relaxed_sections and change
interface to take a vector of pointers to relaxed sections.
(Output_section::find_merge_section,
Output_section::find_relaxed_input_section): New method definitions.
(Output_section::is_input_address_mapped,
Output_section::output_offset, Output_section::output_address):
Use output section data maps to speed up searching.
(Output_section::find_starting_output_address): Add comments.
(Output_section::do_write,
Output_section::write_to_postprocessing_buffer): Do code-fill
generation as appropriate.
(Output_section::get_input_sections): Invalidate relaxed input section
map.
(Output_section::restore_states): Adjust type of checkpoint .
Invalidate relaxed input section map.
* output.h (Output_merge_base): New class declaration.
(Input_section_specifier): New class defintion.
(class Output_relaxed_input_section) Change base class to
Output_section_data_build.
(Output_relaxed_input_section::Output_relaxed_input_section): Adjust
base class initializer.
(Output_section::add_relaxed_input_section): New method declaration.
(Output_section::Input_section): Change visibility to protected.
(Output_section::Input_section::relobj,
Output_section::Input_section::shndx): Handle relaxed input sections.
Output_section::input_sections) Change visibility to protected. Also
define overload to return a non-const pointer.
(Output_section::Merge_section_properties): New class defintion.
(Output_section::Merge_section_by_properties_map,
Output_section::Output_section_data_by_input_section_map,
Output_section::Relaxation_map): New types.
(Output_section::relax_input_section): Rename method to
Output_section::convert_input_sections_to_relaxed_sections and change
interface to take a vector of relaxed section pointers.
(Output_section::find_merge_section,
Output_section::find_relaxed_input_section,
Output_section::build_relaxation_map,
Output_section::convert_input_sections_in_list_to_relaxed_sections):
New method declarations.
(Output_section::merge_section_map_
Output_section::merge_section_by_properties_map_,
Output_section::relaxed_input_section_map_,
Output_section::is_relaxed_input_section_map_valid_,
Output_section::generate_code_fills_at_write_): New data members.
* script-sections.cc
(Output_section_element_input::set_section_addresses): Call
current_data_size and addralign methods of relaxed input sections.
(Orphan_output_section::set_section_addresses): Call current_data_size
and addralign methods of relaxed input sections.
* symtab.cc (Symbol_table::compute_final_value): Extract template
from the body of Symbol_table::sized_finalize_symbol.
(Symbol_table::sized_finalized_symbol): Call
Symbol_table::compute_final_value.
* symtab.h (Symbol_table::Compute_final_value_status): New enum type.
(Symbol_table::compute_final_value): New templated method declaration.
* target.cc (Target::do_make_output_section): New method defintion.
* target.h (Target::make_output_section): New method declaration.
(Target::relax): Add more parameters for input objects, symbol table
and layout. Adjust call to do_relax.
(Target::do_make_output_section): New method declaration.
(Target::do_relax): Add parameters for input objects, symbol table
and layout.
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* debug.h (DEBUG_RELAXATION): New constant.
(DEBUG_ALL): Add DEBUG_RELAXATION.
(debug_string_to_enum): Add relaxation debug option.
* layout.cc
(Layout::Relaxation_debug_check::check_output_data_for_reset_values,
Layout::Relaxation_debug_check::read_sections,
Layout::Relaxation_debug_check::read_sections): New method definitions.
(Layout::Layout): Initialize data members
record_output_section_data_from_scrips_,
script_output_section_data_list_ and relaxation_debug_check_.
(Layout::save_segments, Layout::restore_segments,
Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
Layout::relaxation_loop_body): New method definitions.
(Layout::finalize): Support relaxation. Move section layout code to
Layout::relaxation_loop_body.
(Layout::set_asection_address_from_script): Move code for orphan
section placement out.
(Layout::place_orphan_sections_in_script): New method definition.
* layout.h (Output_segment_headers, Output_file_header):
New forward class declarations.
(Layout::~Layout): Define.
(Layout::new_output_section_data_from_script): New method definition.
(Layout::place_orphan_sections_in_script): New method declaration.
(Layout::Segment_states): New type declaration.
(Layout::save_segments, Layout::restore_segments,
Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
Layout::relaxation_loop_body): New method declarations.
(Layout::Output_section_data_list): New type declaration.
(Layout::Relaxation_debug_check): New class definition.
(Layout::record_output_section_data_from_script_,
Layout::script_output_section_data_list_, Layout::segment_states_,
Layout::relaxation_debug_check_): New data members.
* output.cc: (Output_section_headers::do_size): New method definition.
(Output_section_headers::Output_section_headers): Move size
computation to Output_section_headers::do_size.
(Output_segment_headers::do_size): New method definition.
(Output_file_header::Output_file_header): Move size computation to
Output_file_header::do_size and call it.
(Output_file_header::do_size): New method definition.
(Output_data_group::Output_data_group): Adjust call to
Output_section_data.
(Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
(Output_symtab_xindex::do_write): Add array bound check.
(Output_section::Input_section::print_to_mapfile): Handle
RELAXED_INPUT_SECTION_CODE.
(Output_section::Output_section): Initialize data member checkpoint_.
(Output_section::~Output_section): Delete checkpoint object pointed
by checkpoint_.
(Output_section::add_input_section): Always add an Input_section if
relaxing.
(Output_section::add_merge_input_section): Add assert.
(Output_section::relax_input_section): New method definition.
(Output_section::set_final_data_size): Set load address to zero for
an unallocated section.
(Output_section::do_address_and_file_offset_have_reset_values):
New method definition.
(Output_section::Input_section_sort_enty::Input_section_sort_enty):
Handle relaxed input section.
(Output_section::sort_attached_input_sections): Checkpoint input
section list lazily.
(Output_section::get_input_sections): Change type of input_sections to
list of Simple_input_section pointers. Checkpoint input section list
lazily. Also handle relaxed input sections.
(Output_section::add_input_section_for_script): Take a reference to
a Simple_input_section object instead of Relobj pointer and section
index as parameter. Handle relaxed input sections.
(Output_section::save_states, Output_section::restore_states): New
method definitions.
* output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
(Output_data::is_data_size_fixed): New method definition.
(Output_data::reset_addresss_and_file_offset): Do not reset data size
if it is fixed.
(Output_data::address_and_file_offset_have_reset_values): New method
definition.
(Output_data::do_address_and_file_offset_have_reset_values): New method
definition.
(Output_data::set_data_size): Check that data size is not fixed.
(Output_data::fix_data_size): New method definition.
(Output_data::is_data_size_fixed_): New data member.
(Output_section_headers::set_final_data_size): New method definition.
(Output_section_headers::do_size): New method declaration.
(Output_segment_headers::set_final_data_size): New method definition.
(Output_segment_headers::do_size): New method declaration.
(Output_file_header::set_final_data_size)::New method definition.
(Output_file_header::do_size)::New method declaration.
(Output_section_data::Output_section_data): Add new parameter
is_data_size_fixed and use it to fix data size.
(Output_data_const::Output_data_const): Adjust call to base class
constructor and fix data size.
(Output_data_const_buffer::Output_data_const_buffer): Adjust call to
base class constructor and fix data size.
(Output_data_fixed_space::Output_data_fixed_space): Adjust call to
base class constructor and fix data size.
(Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
class constructor and fix data size.
(Output_data_group::set_final_data_size): New method definition.
(Output_data_dynamic::Dynamic_entry::tag): New method definition.
(Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
class constructor and fix data size.
(Output_relaxed_input_section): New class definition.
(Output_section::Simple_input_section): New class definition.
(Output_section::get_input_sections): Adjust parameter list.
(Output_section::add_input_section_for_script): Same.
(Output_section::save_states, Output_section::restore_states,
Output_section::do_address_and_file_offset_have_reset_values,
(Output_section::Input_section::Input_section): Handle
RELAXED_INPUT_SECTION_CODE. Add new overload for
Output_relaxed_input_section.
(Output_section::Input_section::is_input_section,
Output_section::Input_section::set_output_section): Handle relaxed
input section.
(Output_section::Input_section::is_relaxed_input_section,
Output_section::Input_section::output_section_data,
Output_section::Input_section::relaxed_input_section): New method
definitions.
(Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
value.
(Output_section::Input_section::u1_): Update comments.
(Output_section::Input_section::u2_): Add new union member poris.
(Output_section::Checkpoint_output_section): New classs definition.
(Output_section::relax_input_section): New method declaration.
(Output_section::checkpoint_): New data member.
(Output_segment): Update comments.
(Output_segment::Output_segment): Un-privatize copy constructor.
(Output_segment::operator=): Un-privatize.
* script-sections.cc (Output_section_element::Input_section_list):
Change element type to Output_section::Simple_input_section.
(Output_section_element_dot_assignment::set_section_addresses):
Register output section data for relaxation clean up.
(Output_data_exression::Output_data_expression): Adjust call to base
constructor to fix data size.
(Output_section_element_data::set_section_addresses): Register
Output_data_expression object for relaxation clean up.
(struct Input_section_info): Replace Relobj pointer and section index
pair with Output_section::Simple_input_section and Convert struct to a
class.
(Input_section_sorter::operator()): Adjust access to
Input_section_info data member to use accessors.
(Output_section_element_input::set_section_addresses): Use layout
parameter. Adjust code to use Output_section::Simple_input_section
and Input_secction_info classes. Register filler for relaxation
clean up.
(Orphan_output_section::set_section_addresses): Replace Relobj pointer
and section index pair with Output_section::Simple_input_section
class. Adjust code accordingly.
(Phdrs_element::release_segment): New method definition.
(Script_sections::attach_sections_using_phdrs_clause): Do not modify
segment list.
(Script_sections::release_segments): New method definition.
* gold/script-sections.h (Script_sections::release_segments): New
method declaration.
* gold/target.h (Target::may_relax, Target::relax,
Target::do_may_relax, Target::do_relax): New method definitions.
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set_section_addresses): Rename shadowing local load_address to
laddr.
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program headers in a PT_LOAD segment if -n or -N.
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(class Script_sections): Change Sections_elements from std::vector
to std::list. Typedef public Elements_iterator. Add
orphan_section_placement_, data_segment_align_start_, and
saw_data_segment_align_ fields. Remove data_segment_align_index_
field.
* script-sections.cc (class Orphan_section_placement): New class.
(class Sections_element): Add virtual functions is_relro and
orphan_section_init. Remove virtual function place_orphan_here.
(class Output_section_definition): Add is_relro and
orphan_section_init. Remove place_orphan_here.
(class Orphan_output_section): Likewise.
(Script_sections::Script_sections): Update for field changes.
(Script_sections::data_segment_align): Set saw_data_segment_align_
and data_segment_align_start_, not data_segment_align_index.
(Script_sections::data_segment_relro_end): Check
saw_data_segment_align_. Use data_segment_align_start_ rather
than data_segment_align_index_.
(Script_sections::place_orphan): Rewrite to use
Orphan_section_placement.
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set tls_segment_ or relro_segment_.
(Layout::make_output_segment): Set tls_segment_ and relro_segment_
when appropriate.
* output.h (Output_section::clear_is_relro): New function.
* output.cc (Output_segment::add_output_section): Handle SHF_TLS
sections specially even when output_data_ is empty.
(Output_segment::maximum_alignment): When first section is relro,
only force alignment for PT_LOAD segments.
* script.cc (script_data_segment_align): New function.
(script_data_segment_relro_end): New function.
* script-c.h (script_data_segment_align): Declare.
(script_data_segment_relro_end): Declare.
* script-sections.h (class Script_sections): Declare
data_segment_align and data_segment_relro_end. Add fields
segment_align_index_ and saw_relro_end_.
* script-sections.cc (class Sections_element): Add set_is_relro
virtual function. Add new bool* parameter to place_orphan_here.
Add get_output_section virtual function.
(class Output_section_definition): Add set_is_relro. Add new
bool* parameter to place_orphan_here. Add get_output_section.
Add is_relro_ field.
(Output_section_definition::Output_section_definition): Initialize
evaluated_address_, evaluated_load_address, evaluated_addralign_,
and is_relro_ fields.
(Output_section_definition::place_orphan_here): Add is_relro
parameter.
(Output_section_definition::set_section_addresses): Set relro for
output section.
(Output_section_definition::alternate_constraint): Likewise.
(class Orphan_output_section): Add new bool* parameter to
place_orphan_here. Add get_output_section.
(Orphan_output_section::place_orphan_here): Add is_relro
parameter.
(Script_sections::Script_sections): Initialize
data_segment_align_index_ and saw_relro_end_.
(Script_sections::data_segment_align): New function.
(Script_sections::data_segment_relro_end): New function.
(Script_sections::place_orphan): Set or clear is_relro.
(Script_sections::set_section_addresses): Force alignment of first
TLS section.
* yyscript.y (exp): Call script_data_segment_align and
script_data_segment_relro_end.
* testsuite/relro_script_test.t: New file.
* testsuite/relro_test.cc (using_script): Declare.
(t1, t2): Test using_script.
* testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
(relro_script_test_SOURCES): Define.
(relro_script_test_DEPENDENCIES): Define.
(relro_script_test_LDFLAGS): Define.
(relro_script_test_LDADD): Define.
(relro_script_test.so): New target.
* testsuite/Makefile.in: Rebuild.
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-N/--omagic.
* options.cc (General_options::finalize): For -n/--nmagic or
-N/--omagic, set -static.
* layout.cc (Layout::attach_allocated_section_to_segment): If
-N/--omagic, don't put read-only and read-write sections in
different segments.
(Layout::find_first_load_seg): If -N/--omagic, don't insist on
finding a read-only segment.
(Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
don't set the minimum segment alignment to the common page size,
and don't set the file offset to the address modulo the page size.
* script-sections.cc (Script_sections::create_segments): If
-n/--omagic, don't put read-only and read-write sections in
different segments.
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local variable exact.
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* 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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header_size_adjustment even when there is enough room for the
headers.
* testsuite/script_test_4.sh: New file.
* testsuite/script_test_4.t: New file.
* testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
(check_DATA): Add script_test_4.stdout.
(MOSTLYCLEANFILES): Likewise.
(script_test_4): New target.
(script_test_4.stdout): New target.
* testsuite/Makefile.in: Rebuild.
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* script-sections.cc (Sections_element::allocate_to_segment): Add
orphan parameter.
(Output_section_definition::allocate_to_segment): Likewise.
(Orphan_output_section::allocate_to_segment): Likewise.
(Script_sections::attach_sections_using_phdrs_clause): Don't
propagate non-PT_LOAD segments to orphan sections.
* testsuite/Makefile.am (script_test_3.stdout): Generate using
readelf rather than objdump.
* testsuite/script_test_3.sh: Adjust accordingly. Test that
.interp section and PT_INTERP segment are the same size.
* testsuite/Makefile.in: Rebuild.
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not created.
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section if the script uses a data statement with no input sections.
Don't create a loadable segment for the headers if there is no room.
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script items.
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