| Age | Commit message (Collapse) | Author | Files | Lines |
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range, pass VIEW as NULL to relocate.relocate.
* arm.cc (Target_arm:Relocate::relocate): Check for a NULL view.
* i386.cc (Target_i386::Relocate::relocate): Likewise.
* powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
* sparc.cc (Target_sparc::Relocate::relocate): Likewise.
* tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
* x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
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* i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
from last change.
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* target.h (Sized_target::relocate_relocs): Use Elf_Off
for offset_in_output_section parameter.
(Sized_target::relocate_special_relocatable): Likewise.
* arm.cc (Target_arm::relocate_relocs): Likewise.
(Target_arm::relocate_special_relocatable): Likewise.
* i386.cc (Target_i386::relocate_relocs): Likewise.
* powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
* sparc.cc (Target_sparc::relocate_relocs): Likewise.
* target-reloc.h (relocate_relocs): Likewise.
* testsuite/testfile.cc (Target_test): Likewise.
* tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
* x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
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(get_comdat_behaviour): ..this.
(relocate_section): Add Relocate_comdat_behavior template arg,
adjust code to suit.
* arm.cc (Target_arm::relocate_section): Adjust to suit.
(Target_arm::scan_reloc_section): Likewise.
* i386.cc (Target_i386::relocate_section): Likewise.
* sparc.cc (Target_sparc::relocate_section): Likewise.
* tilegx.cc (Target_tilegx::relocate_section): Likewise.
* x86_64.cc (Target_x86_64::relocate_section): Likewise.
* powerpc.cc (class Relocate_comdat_behavior): New.
(Target_powerpc::relocate_section): Don't zap opd relocs. Supply
gold::relocate_section with new template arg.
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address_for_local): Add plt offset to returned value. Adjust uses.
* sparc.cc (Output_data_plt_sparc::address_for_global,
address_for_local): Likewise.
* tilegx.cc (Output_data_plt_tilegx::address_for_global,
address_for_local): Likewise.
* x86_64.cc (Output_data_plt_x86_64::address_for_global,
address_for_local): Likewise.
* target.h (Target::plt_address_for_global, plt_address_for_local):
Update comment.
* output.cc (Output_reloc::symbol_value): Don't add plt offset here.
(Output_data_got::Got_entry::write): Nor here.
* output.h: Comment fix.
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against symbols in discarded sections. Pass is_discarded
param.
* arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
Add is_discarded param.
* powerpc (Target_powerpc::Scan::local): Likewise. Use
is_discarded to flag opd entry as discarded. Don't emit dyn
relocs on such entries.
(Target_powerpc::Scan::global): Similarly detect and handle
such opd entries.
(Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
opd_ent_. Update all uses.
(Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
(Target_powerpc::relocate_section): Zero out discarded opd
entry relocs.
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add_local_tls_pair): New functions.
(Output_data_got::add_local_pair_with_rel): Remove second
reloc param. Expand comment.
(Output_data_got::Got_entry): Rename use_plt_offset_ to
use_plt_or_tls_offset_, similarly for constructor param.
(Output_data_got::Got_entry::write): Add got_index param.
* output.cc (Output_data_got::add_global_tls, add_local_tls,
add_local_tls_pair): New functions.
(Output_data_got::Got_entry::write): Handle tls symbols
with use_plt_or_tls_offset_ set specially.
(Output_data_got::add_local_pair_with_rel): Only one reloc.
(Output_data_got::do_write): Replace iterator with index, pass
index to entry write function.
* target.h (Target::tls_offset_for_local, tls_offset_for_global,
do_tls_offset_for_local, do_tls_offset_for_global): New functions.
* arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
call.
* i386.cc (Target_i386::Scan::local): Likewise.
* sparc.cc (Target_sparc::Scan::local): Likewise.
* x86_64.cc (Target_x86_64::Scan::local): Likewise.
* powerpc.cc (Target_powerpc::do_tls_offset_for_local,
do_tls_offset_for_global): New functions.
(Target_powerpc::Scan::local): Correct TLS relocations and got
entry values.
(Target_powerpc::Scan::global): Don't emit unnecessary
dynamic relocations on TLS GOT entries.
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(Sized_relobj_file::emit_relocs_reltype): Delete.
* reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
relocate_relocs for --emit-relocs.
(Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
* output.h: Update comment.
(Output_segment::first_section): New function.
(Output_segment::first_section_load_address): Use first_section.
* output.cc (Output_segment::first_section): New function extracted..
(Output_segment::first_section_load_address): ..from here. Delete.
* target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
* target.h (Sized_target::relocate_for_relocatable): Likewise.
* arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
adjust call to target.h function.
* i386.cc (Target_i386): Likewise.
* sparc.cc (Target_sparc): Likewise.
* x86_64.cc (Target_x86_64): Likewise.
* powerpc.cc (Target_powerpc): Likewise.
(Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
first tls section has section symbol for optimised local dynamic
output relocs.
(Target_powerpc::Relocate::relocate): Correct local dynamic value.
(Target_powerpc::relocate_relocs): Adjust relocs emitted for
optimised tls code.
* testsuite/testfile.cc (Target_test::relocate_for_relocatable):
Rename to relocate_relocs. Update error message.
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* configure: Regenerate.
gold/
* nacl.cc: New file.
* nacl.h: New file.
* Makefile.am (CCFILES, HFILES): Add them.
* Makefile.in: Regenerate.
* i386.cc (Output_data_plt_i386_nacl): New class.
(Output_data_plt_i386_nacl_exec): New class.
(Output_data_plt_i386_nacl_dyn): New class.
(Target_i386_nacl): New class.
(Target_selector_i386_nacl): New class.
(target_selector_i386): Use it instead of Target_selector_i386.
* x86_64.cc (Output_data_plt_x86_64_nacl): New class.
(Target_x86_64_nacl): New class.
(Target_selector_x86_64_nacl): New class.
(target_selector_x86_64, target_selector_x32): Use it instead of
Target_selector_x86_64.
* arm.cc (Output_data_plt_arm_nacl): New class.
(Target_arm_nacl): New class.
(Target_selector_arm_nacl): New class.
(target_selector_arm, target_selector_armbe): Use it instead of
Target_selector_arm.
* target-select.cc (select_target): Take new Input_file* and off_t
arguments, pass them on to recognize method of selector.
* object.cc (make_elf_sized_object): Update caller.
* parameters.cc (parameters_force_valid_target): Likewise.
* incremental.cc (make_sized_incremental_binary): Likewise.
* target-select.h: Update decl.
(Target_selector::recognize): Take new Input_file* argument,
pass it on to do_recognize.
(Target_selector::do_recognize): Take new Input_file* argument.
* freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
* powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
* sparc.cc (Target_selector_sparc::do_recognize): Likewise.
* testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
* target.h (Target::Target_info): New members isolate_execinstr
and rosegment_gap.
(Target::isolate_execinstr, Target::rosegment_gap): New methods.
* arm.cc (Target_arm::arm_info): Update initializer.
* i386.cc (Target_i386::i386_info): Likewise.
* powerpc.cc (Target_powerpc::powerpc_info): Likewise.
* sparc.cc (Target_sparc::sparc_info): Likewise.
* x86_64.cc (Target_x86_64::x86_64_info): Likewise.
* testsuite/testfile.cc (Target_test::test_target_info): Likewise.
* layout.cc (Layout::attach_allocated_section_to_segment):
Take new const Target* argument. If target->isolate_execinstr(), act
like --rosegment.
(Layout::find_first_load_seg): Take new const Target* argument;
if target->isolate_execinstr(), reject PF_X segments.
(Layout::relaxation_loop_body): Update caller.
(Layout::set_segment_offsets): If target->isolate_execinstr(),
reset file offset to zero when we hit LOAD_SEG, and then do a second
loop over the segments before LOAD_SEG to reassign offsets after
addresses have been determined. Handle target->rosegment_gap().
(Layout::attach_section_to_segment): Take new const Target* argument;
pass it to attach_allocated_section_to_segment.
(Layout::make_output_section): Update caller.
(Layout::attach_sections_to_segments): Take new const Target* argument;
pass it to attach_section_to_segment.
* gold.cc (queue_middle_tasks): Update caller.
* layout.h (Layout): Update method decls with new arguments.
* arm.cc (Target_arm::Target_arm): Take optional argument for the
Target_info pointer to use.
(Target_arm::do_make_data_plt): New virtual method.
(Target_arm::make_data_plt): New method that calls it.
(Target_arm::make_plt_entry): Use it.
(Output_data_plt_arm::Output_data_plt_arm): Take additional argument
for the section alignment.
(Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
method.
(Output_data_plt_arm::first_plt_entry_offset): Call it.
(Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
method.
(Output_data_plt_arm::get_plt_entry_size): Call it.
(Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
(Output_data_plt_arm::fill_plt_entry): New method that calls it.
(Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
method.
(Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
(Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
method instead of sizeof(plt_entry).
(Output_data_plt_arm::add_entry): Likewise.
Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
(Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
than static method.
(Target_arm::plt_entry_size): Likewise.
(Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
Move to ...
(Output_data_plt_arm_standard): ... here, new class.
(Output_data_plt_arm::do_write): Move guts of PLT filling to...
(Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
(Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
* x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
Take additional argument for the PLT entry size.
(Output_data_plt_x86_64::get_tlsdesc_plt_offset):
Use get_plt_entry_size method rather than plt_entry_size variable.
(Output_data_plt_x86_64::reserve_slot): Likewise.
(Output_data_plt_x86_64::do_adjust_output_section): Likewise.
(Output_data_plt_x86_64::add_entry): Likewise.
(Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
(Output_data_plt_x86_64::address_for_global): Likewise.
(Output_data_plt_x86_64::address_for_local): Likewise.
(Output_data_plt_x86_64::set_final_data_size): Likewise.
(Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
Make method non-static.
(Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
method.
(Output_data_plt_x86_64::get_plt_entry_size): Just call that.
(Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
(Output_data_plt_x86_64::add_eh_frame): New method to call it.
(Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
virtual method.
(Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
(Output_data_plt_x86_64::do_fill_plt_entry): New abstract
virtual method.
(Output_data_plt_x86_64::fill_plt_entry): New method to call it.
(Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
virtual method.
(Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
(Output_data_plt_x86_64::plt_entry_size)
(Output_data_plt_x86_64::first_plt_entry)
(Output_data_plt_x86_64::plt_entry)
(Output_data_plt_x86_64::tlsdesc_plt_entry)
(Output_data_plt_x86_64::plt_eh_frame_fde_size)
(Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
(Output_data_plt_x86_64_standard): ... here, new class.
(Target_x86_64::Target_x86_64): Take optional argument for the
Target_info pointer to use.
(Target_x86_64::do_make_data_plt): New virtual method.
(Target_x86_64::make_data_plt): New method to call it.
(Target_x86_64::init_got_plt_for_update): Use that.
Call this->plt_->add_eh_frame method here.
(Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
(Target_x86_64::first_plt_entry_offset): Call method on this->plt_
rather than static method.
(Target_x86_64::plt_entry_size): Likewise.
(Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
rather than plt_entry_size variable. Move guts of PLT filling to...
(Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
(Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
(Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
* i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
additional argument for the section alignment.
Don't do add_eh_frame_for_plt here.
(Output_data_plt_i386::first_plt_entry_offset): Make the method
non-static. Use get_plt_entry_size method rather than plt_entry_size
variable.
(Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
method.
(Output_data_plt_i386::get_plt_entry_size): Call it.
(Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
(Output_data_plt_i386::add_eh_frame): New method to call it.
(Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
method.
(Output_data_plt_i386::fill_first_plt_entry): New method to call it.
(Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
method.
(Output_data_plt_i386::fill_plt_entry): New method to call it.
(Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
method instead of plt_entry_size.
(Output_data_plt_i386::plt_entry_size)
(Output_data_plt_i386::plt_eh_frame_fde_size)
(Output_data_plt_i386::plt_eh_frame_fde): Move to ...
(Output_data_plt_i386_standard): ... here, new class.
(Output_data_plt_i386_exec): New class.
(Output_data_plt_i386::exec_first_plt_entry): Move to ...
(Output_data_plt_i386_exec::first_plt_entry): ... here.
(Output_data_plt_i386::exec_plt_entry): Move to ...
(Output_data_plt_i386_exec::plt_entry): ... here.
(Output_data_plt_i386_dyn): New class.
(Output_data_plt_i386::first_plt_entry): Move to ...
(Output_data_plt_i386_dyn::first_plt_entry): ... here.
(Output_data_plt_i386::dyn_plt_entry): Move to ...
(Output_data_plt_i386_dyn::plt_entry): ... here.
(Target_i386::Target_i386): Take optional argument for the Target_info
pointer to use.
(Target_i386::do_make_data_plt): New virtual method.
(Target_i386::make_data_plt): New method to call it.
(Target_i386::make_plt_section): Use that.
Call this->plt_->add_eh_frame method here.
(Output_data_plt_i386::add_entry): Use get_plt_entry_size method
rather than plt_entry_size variable.
(Output_data_plt_i386::add_local_ifunc_entry): Likewise.
(Output_data_plt_i386::address_for_local): Likewise.
(Output_data_plt_i386::do_write): Likewise.
Move guts of PLT filling to...
(Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
(Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
(Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
(Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
Change-Id: Id24b95600489835ff5e860a39c147203d4380c2b
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* i386.cc (Target_i386::do_code_fill): When using a jmp
instruction, pad with nop instructions.
* x86_64.cc (Target_x86_64::do_code_fill): Likewise.
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* dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
* resolve.cc (Symbol_table::resolve): Likewise.
* i386.cc (Target_i386::do_code_fill): Use char constants for nop
arrays.
* x86_64.cc (Target_x86_64::do_code_fill): Likewise.
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* i386.cc (Target_i386::Relocate::relocate_tls): Remove
unnecessary assertion.
* x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
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(Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
(Output_data_plt_i386::do_write): Write address of .dynamic
section to first entry in .got.plt section.
* x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
(Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
Initialize layout_.
(Output_data_plt_x86_64::do_write): Write address of .dynamic
section to first entry in .got.plt section.
* layout.h (Layout::dynamic_section): New function.
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relro section.
* x86_64.cc (Target_x86_64::got_section): Likewise.
* testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
(relro_now_test_SOURCES): New variable.
(relro_now_test_DEPENDENCIES): New variable.
(relro_now_test_LDFLAGS): New variable.
(relro_now_test_LDADD): New variable.
(relro_now_test.so): New target.
* testsuite/Makefile.in: Rebuild.
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* i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
GLOB_DAT relocation rather than a RELATIVE relocation for a
protected symbol when creating a shared library.
* x86_64.cc (Target_x86_64::Scan::global): Likewise.
* testsuite/protected_1.cc (f2, get_f2_addr): New functions.
* testsuite/protected_main_1.cc (main): Test that protected
function has same address.
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* target-reloc.h (issue_undefined_symbol_error): New inline
function, broken out of relocate_section.
(relocate_section): Call issue_undefined_symbol_error.
* i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
there is no TLS segment if we are about to issue an undefined
symbol error.
* x86_64.cc (Target_x86_64::relocate_tls): Likewise.
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* resolve.cc (Symbol_table::should_override): Add fromtype
parameter. Change all callers. Give error when linking together
TLS and non-TLS symbol.
(Symbol_table::should_override_with_special): Add fromtype
parameter. Change all callers.
* i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
there is no TLS segment if we have reported some errors.
* x86_64.cc (Target_x86_64::relocate_tls): Likewise.
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* target.h (Target::plt_address_for_global): New function.
(Target::plt_address_for_local): New function.
(Target::plt_section_for_global): Remove.
(Target::plt_section_for_local): Remove.
(Target::do_plt_address_for_global): New virtual function.
(Target::do_plt_address_for_local): New virtual function.
(Target::do_plt_section_for_global): Remove.
(Target::do_plt_section_for_local): Remove.
(Target::register_global_plt_entry): Add Symbol_table and Layout
parameters.
* output.cc (Output_data_got::Got_entry::write): Use
plt_address_for_global and plt_address_for_local.
* layout.cc (Layout::add_target_dynamic_tags): Use size and
address of output section.
* i386.cc (class Output_data_plt_i386): Add irelative_rel_,
got_irelative_, and irelative_count_ fields. Update
declarations.
(Output_data_plt_i386::has_irelative_section): New function.
(Output_data_plt_i386::entry_count): Add irelative_count_.
(Output_data_plt_i386::set_final_data_size): Likewise.
(class Target_i386): Add got_irelative_ and rel_irelative_
fields. Update declarations.
(Target_i386::Target_i386): Initialize new fields.
(Target_i386::do_plt_address_for_global): New function replacing
do_plt_section_for_global.
(Target_i386::do_plt_address_for_local): New function replacing
do_plt_section_for_local.
(Target_i386::got_section): Create got_irelative_.
(Target_i386::rel_irelative_section): New function.
(Output_data_plt_i386::Output_data_plt_i386): Initialize new
fields. Don't define __rel_iplt_{start,end}.
(Output_data_plt_i386::add_entry): Add symtab and layout
parameters. Change all callers. Use different PLT and GOT for
IFUNC symbols.
(Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
layout parameters. Change all callers. Use different PLT and
GOT.
(Output_data_plt_i386::rel_tls_desc): Fix formatting.
(Output_data_plt_i386::rel_irelative): New function.
(Output_data_plt_i386::address_for_global): New function.
(Output_data_plt_i386::address_for_local): New function.
(Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
IRELATIVE GOT when changing IFUNC GOT entries.
(Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
reloc.
(Target_i386::do_finalize_sections): Create the __rel_iplt symbols
if we didn't create an IRELATIVE GOT.
(Target_i386::Relocate::relocate): Use plt_address_for_global and
plt_address_for_local.
(Target_i386::do_dynsym_value): Use plt_address_for_global.
* x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
got_irelative_, and irelative_count_ fields. Update
declarations.
(Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
Initialize new fields. Remove symtab parameter. Change all
callers.
(Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
irelative_count_.
(Output_data_plt_x86_64::has_irelative_section): New function.
(Output_data_plt_x86_64::entry_count): Add irelative_count_.
(class Target_x86_64): Add got_irelative_ and rel_irelative_
fields. Update declarations.
(Target_x86_64::Target_x86_64): Initialize new fields.
(Target_x86_64::do_plt_address_for_global): New function replacing
do_plt_section_for_global.
(Target_x86_64::do_plt_address_for_local): New function replacing
do_plt_section_for_local.
(Target_x86_64::got_section): Create got_irelative_.
(Target_x86_64::rela_irelative_section): New function.
(Output_data_plt_x86_64::init): Remove symtab parameter. Change
all callers. Don't create __rel_iplt_{start,end}.
(Output_data_plt_x86_64::add_entry): Add symtab and layout
parameters. Change all callers. Use different PLT and GOT for
IFUNC symbols.
(Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
layout parameters. Change all callers. Use different PLT and
GOT.
(Output_data_plt_x86_64::add_relocation): Add symtab and layout
parameters. Change all callers. Use different PLT and GOT for
IFUNC symbols.
(Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
(Output_data_plt_x86_64::rela_irelative): New function.
(Output_data_plt_x86_64::address_for_global): New function.
(Output_data_plt_x86_64::address_for_local): New function.
(Output_data_plt_x86_64::set_final_data_size): Likewise.
(Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
(Target_x86_64::init_got_plt_for_update): Create got_irelative_.
(Target_x86_64::register_global_plt_entry): Add symtab and layout
parameters.
(Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
reloc.
(Target_x86_64::do_finalize_sections): Create the __rela_iplt
symbols if we didn't create an IRELATIVE GOT.
(Target_x86_64::Relocate::relocate): Use plt_address_for_global and
plt_address_for_local.
(Target_x86_64::do_dynsym_value): Use plt_address_for_global.
* testsuite/ifuncvar1.c: New test file.
* testsuite/ifuncvar2.c: New test file.
* testsuite/ifuncvar3.c: New test file.
* testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
(ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
(ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
(ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
* testsuite/Makefile.in: Rebuild.
|
|
* i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
symbols if necessary.
* x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
|
|
* ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
Assert if we see DW_EH_PE_indirect.
* target.h (Target::ehframe_datarel_base): New function.
(Target::do_ehframe_datarel_base): New target function.
* i386.cc (Target_i386::do_ehframe_datarel_base): New function.
* x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
function.
|
|
|
|
* options.h (class General_options): Add
--ld-generated-unwind-info.
* ehframe.cc (Fde::write): Add address parameter. Change all
callers. If associated with PLT, fill in address and size.
(Cie::set_output_offset): Only add merge mapping if there is an
object.
(Cie::write): Add address parameter. Change all callers.
(Eh_frame::add_ehframe_for_plt): New function.
* ehframe.h (class Fde): Update declarations. Move shndx_ and
input_offset_ fields into union u_, with new plt field.
(Fde::Fde): Adjust for new union field.
(Fde::Fde) [Output_data version]: New constructor.
(Fde::add_mapping): Only add merge mapping if there is an object.
(class Cie): Update declarations.
(class Eh_frame): Declare add_ehframe_for_plt.
* layout.cc (Layout::layout_eh_frame): Break out code into
make_eh_frame_section, and call it.
(Layout::make_eh_frame_section): New function.
(Layout::add_eh_frame_for_plt): New function.
* layout.h (class Layout): Update declarations.
* merge.cc (Merge_map::add_mapping): Add assertion.
* i386.cc: Include "dwarf.h".
(class Output_data_plt_i386): Make first_plt_entry,
dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
and plt_eh_frame_fde.
(Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
boundary. Call add_eh_frame_for_plt if appropriate.
* x86_64.cc: Include "dwarf.h".
(class Output_data_plt_x86_64): Align to 16-byte boundary. Make
first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
and plt_eh_frame_fde.
(Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
appropriate.
|
|
* target-select.cc (Target_selector::Target_selector): Add
emulation parameter. Change all callers.
(select_target_by_bfd_name): Rename from select_target_by_name.
Change all callers.
(select_target_by_emulation): New function.
(supported_emulation_names): New function.
* target-select.h (class Target_selector): Add emulation_ field.
Update declarations.
(Target_selector::recognize_by_bfd_name): Rename from
recognize_by_name. Change all callers.
(Target_selector::supported_bfd_names): Rename from
supported_names. Change all callers.
(Target_selector::recognize_by_emulation): New function.
(Target_selector::supported_emulations): New function.
(Target_selector::emulation): New function.
(Target_selector::do_recognize_by_bfd_name): Rename from
do_recognize_by_name. Change all callers.
(Target_selector::do_supported_bfd_names): Rename from
do_supported_names. Change all callers.
(Target_selector::do_recognize_by_emulation): New function.
(Target_selector::do_supported_emulations): New function.
(select_target_by_bfd_name): Change name in declaration.
(select_target_by_emulation): Declare.
(supported_emulation_names): Declare.
* parameters.cc (parameters_force_valid_target): Try to find
target based on emulation from -m option.
* options.h (class General_options): Change doc string for -m.
* options.cc (help): Print emulations.
(General_options::parse_V): Likewise.
* freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
Add emulation parameter. Change all callers.
|
|
(Target::osabi): New function.
(Target::set_osabi): New function.
(Target::Target): Initialize osabi_.
(Target::do_adjust_elf_header): Make pure virtual.
(Sized_target::do_adjust_elf_header): Declare.
* target.cc (Sized_target::do_adjust_elf_header): New function.
(class Sized_target): Instantiate all versions.
* freebsd.h (class Target_freebsd): Remove.
(Target_selector_freebsd::do_recognize): Call set_osabi on
Target.
(Target_selector_freebsd::do_recognize_by_name): Likewise.
(Target_selector_freebsd::set_osabi): Remove.
* i386.cc (class Target_i386): Inherit from Sized_target rather
than Target_freebsd.
* x86_64.cc (class Target_x86_64): Likewise.
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|
Make non-virtual.
(Target::can_icf_inline_merge_sections): Likewise.
(Target::section_may_have_icf_unsafe_poineters): Likewise.
(Target::Target_info): Add can_icf_inline_merge_sections field.
(Target::do_can_check_for_function_pointers): New virtual
function.
(Target::do_section_may_have_icf_unsafe_pointers): Likewise.
* arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
from can_check_for_function_pointers, move in file.
(Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
section_may_have_icf_unsafe_poineters, move in file.
(Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
* i386.cc (Target_i386::do_can_check_for_function_pointers):
Rename from can_check_for_function_pointers, move in file.
(Target_i386::can_icf_inline_merge_sections): Remove.
(Target_i386::i386_info): Initialize
can_icf_inline_merge_sections.
* powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
Initialize can_icf_inline_merge_sections.
* sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
* x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
Rename from can_check_for_function_pointers, move in file.
(Target_x86_64::can_icf_inline_merge_sections): Remove.
(Target_x86_64::x86_64_info): Initialize
can_icf_inline_merge_sections.
* testsuite/testfile.cc (Target_test::test_target_info):
Likewise.
* icf.cc (get_section_contents): Correct formatting.
|
|
info; adjust display of GOT entries.
* incremental.cc (Sized_incremental_binary::setup_readers): Allocate
vector of input objects; remove file_status_.
(Sized_incremental_binary::do_reserve_layout): Remove file_status_.
(Sized_incremental_binary::do_process_got_plt): Adjust calls to
got_plt reader; call target hooks to reserve GOT entries.
(Output_section_incremental_inputs::set_final_data_size): Adjust size
of input file info header and GOT info entry.
(Output_section_incremental_inputs::write_info_blocks): Write dynamic
relocation info.
(Got_plt_view_info::got_descriptor): Remove.
(Got_plt_view_info::sym_index): New data member.
(Got_plt_view_info::input_index): New data member.
(Local_got_offset_visitor::visit): Write input file index.
(Global_got_offset_visitor::visit): Write 0 for input file index.
(Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
with sym_index and input_index.
(Output_section_incremental_inputs::write_got_plt): Adjust size of
incremental info GOT entry; replace got_descriptor with input_index.
(Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
map from input file index to object.
(Sized_relobj_incr::do_layout): Replace direct data member reference
with accessor function.
(Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
* incremental.h (Incremental_input_entry_reader::get_symbol_offset):
Adjust size of input file info header.
(Incremental_input_entry_reader::get_first_dyn_reloc): New function.
(Incremental_input_entry_reader::get_dyn_reloc_count): New function.
(Incremental_input_entry_reader::get_input_section): Adjust size of
input file info header.
(Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
of incremental info GOT entry.
(Incremental_got_plt_reader::get_got_desc): Remove.
(Incremental_got_plt_reader::get_got_symndx): New function.
(Incremental_got_plt_reader::get_got_input_index): New function.
(Sized_incremental_binary::Sized_incremental_binary): Remove
file_status_; add input_objects_.
(Sized_incremental_binary::~Sized_incremental_binary): Remove.
(Sized_incremental_binary::set_file_is_unchanged): Remove.
(Sized_incremental_binary::file_is_unchanged): Remove.
(Sized_incremental_binary::set_input_object): New function.
(Sized_incremental_binary::input_object): New function.
(Sized_incremental_binary::file_status_): Remove.
(Sized_incremental_binary::input_objects_): New data member.
(Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
references.
(Sized_relobj_incr::invalid_address): Move to base class.
(Sized_relobj_incr::is_output_section_offset_invalid): Move to base
class.
(Sized_relobj_incr::do_output_section_offset): Likewise.
(Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
(Sized_relobj_incr::section_offsets_): Likewise.
* object.cc (Sized_relobj::do_for_all_local_got_entries): New
function.
(Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
(Sized_relobj_file::layout_section): Replace refs to section_offsets_
with accessor function.
(Sized_relobj_file::do_layout): Likewise.
(Sized_relobj_file::do_layout_deferred_sections): Likewise.
(Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
(Sized_relobj_file::compute_final_local_value): Replace refs to
section_offsets_ with accessor function.
(Sized_relobj_file::do_finalize_local_symbols): Likewise.
* object.h (Relobj::Relobj): Initialize new data members.
(Relobj::add_dyn_reloc): New function.
(Relobj::first_dyn_reloc): New function.
(Relobj::dyn_reloc_count): New function.
(Relobj::first_dyn_reloc_): New data member.
(Relobj::dyn_reloc_count_): New data member.
(Sized_relobj): Rename Sized_relobj_base to this; adjust all
references.
(Sized_relobj::Address): New typedef.
(Sized_relobj::invalid_address): Move here from child class.
(Sized_relobj::Sized_relobj): Initialize new data members.
(Sized_relobj::sized_relobj): New function.
(Sized_relobj::is_output_section_offset_invalid): Move here from
child class.
(Sized_relobj::get_output_section_offset): Likewise.
(Sized_relobj::local_has_got_offset): Likewise.
(Sized_relobj::local_got_offset): Likewise.
(Sized_relobj::set_local_got_offset): Likewise.
(Sized_relobj::do_for_all_local_got_entries): Likewise.
(Sized_relobj::clear_got_offsets): New function.
(Sized_relobj::section_offsets): Move here from child class.
(Sized_relobj::do_output_section_offset): Likewise.
(Sized_relobj::do_set_section_offset): Likewise.
(Sized_relobj::Local_got_offsets): Likewise.
(Sized_relobj::local_got_offsets_): Likewise.
(Sized_relobj::section_offsets_): Likewise.
(Sized_relobj_file): Rename Sized_relobj to this; adjust all
references.
(Sized_relobj_file::is_output_section_offset_invalid): Move to base
class.
(Sized_relobj_file::sized_relobj): New function
(Sized_relobj_file::local_has_got_offset): Move to base class.
(Sized_relobj_file::local_got_offset): Likewise.
(Sized_relobj_file::set_local_got_offset): Likewise.
(Sized_relobj_file::get_output_section_offset): Likewise.
(Sized_relobj_file::do_for_all_local_got_entries): Likewise.
(Sized_relobj_file::do_output_section_offset): Likewise.
(Sized_relobj_file::do_set_section_offset): Likewise.
(Sized_relobj_file::Local_got_offsets): Likewise.
(Sized_relobj_file::local_got_offsets_): Likewise.
(Sized_relobj_file::section_offsets_): Likewise.
* output.cc (Output_reloc::Output_reloc): Adjust type of relobj
(all constructors).
(set_needs_dynsym_index): Convert relobj to derived class pointer.
(Output_reloc::get_symbol_index): Likewise.
(Output_reloc::local_section_offset): Likewise.
(Output_reloc::get_address): Likewise.
(Output_reloc::symbol_value): Likewise.
(Output_data_got::reserve_slot): Move to class definition.
(Output_data_got::reserve_local): New function.
(Output_data_got::reserve_slot_for_global): Remove.
(Output_data_got::reserve_global): New function.
* output.h (Output_reloc::Output_reloc): Adjust type of relobj
(all constructors, two instantiations).
(Output_reloc::get_relobj): New function (two instantiations).
(Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
(Output_data_reloc_base::add): Convert relobj to derived class pointer.
(Output_data_reloc::add_global): Adjust type of relobj.
(Output_data_reloc::add_global_relative): Likewise.
(Output_data_reloc::add_symbolless_global_addend): Likewise.
(Output_data_reloc::add_local): Likewise.
(Output_data_reloc::add_local_relative): Likewise.
(Output_data_reloc::add_symbolless_local_addend): Likewise.
(Output_data_reloc::add_local_section): Likewise.
(Output_data_reloc::add_output_section): Likewise.
(Output_data_reloc::add_absolute): Likewise.
(Output_data_reloc::add_target_specific): Likewise.
(Output_data_got::reserve_slot): Move definition here.
(Output_data_got::reserve_local): New function.
(Output_data_got::reserve_global): New function.
* reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
section_offsets_ with accessor function.
(Sized_relobj_file::write_sections): Likewise.
(Sized_relobj_file::do_relocate_sections): Likewise.
* target.h (Sized_target::reserve_local_got_entry): New function.
(Sized_target::reserve_global_got_entry): New function.
* x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
(Target_x86_64::reserve_global_got_entry): New function.
(Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
|
|
gold/:
* dwarf_reader.cc: Remove outdated comment.
* gold-threads.cc: Fix typo in error message.
* archive.cc: Fix typos in comments.
* archive.h: Likewise.
* arm-reloc-property.cc: Likewise.
* arm-reloc-property.h: Likewise.
* arm-reloc.def: Likewise.
* arm.cc: Likewise.
* attributes.h: Likewise.
* cref.cc: Likewise.
* ehframe.cc: Likewise.
* fileread.h: Likewise.
* gold.h: Likewise.
* i386.cc: Likewise.
* icf.cc: Likewise.
* incremental.h: Likewise.
* int_encoding.cc: Likewise.
* layout.h: Likewise.
* main.cc: Likewise.
* merge.h: Likewise.
* object.cc: Likewise.
* object.h: Likewise.
* options.cc: Likewise.
* readsyms.cc: Likewise.
* reduced_debug_output.cc: Likewise.
* reloc.cc: Likewise.
* script-sections.cc: Likewise.
* sparc.cc: Likewise.
* symtab.h: Likewise.
* target-reloc.h: Likewise.
* target.cc: Likewise.
* target.h: Likewise.
* timer.cc: Likewise.
* timer.h: Likewise.
* x86_64.cc: Likewise.
|
|
* symtab.h (Symbol::NON_PIC_REF): Remove.
(Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
(Symbol::FUNCTION_CALL): Renumber. Reword comment.
(Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
(Symbol::use_plt_offset): Take a flags argument and pass it
directly to needs_dynamic_reloc. Restrict check for undefined
weak symbols to function calls.
* arm.cc (Target_arm::Scan::get_reference_flags): New function.
(Target_arm::Scan::global): Use it.
(Target_arm::Scan::scan_reloc_for_stub): Likewise.
(Target_arm::Relocate::relocate): Likewise.
(Target_arm::Relocate::should_apply_static_reloc): Replace flags
parameter with an r_type parameter. Use get_reference_flags
to get the flags.
(Target_arm::Relocate::relocate): Update accordingly.
* i386.cc (Target_i386::Scan::get_reference_flags): New function.
(Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
(Target_i386::Scan::global): Likewise.
(Target_i386::Relocate::relocate): Likewise.
(Target_i386::Relocate::should_apply_static_reloc): Replace flags
parameter with an r_type parameter. Use get_reference_flags
to get the flags.
(Target_i386::Relocate::relocate): Update accordingly.
* powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
(Target_powerpc::Scan::global): Use it.
(Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
(Target_powerpc::Relocate::relocate): Likewise.
* sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
(Target_sparc::Scan::global): Use it.
(Target_sparc::Scan::scan_reloc_for_stub): Likewise.
(Target_sparc::Relocate::relocate): Likewise.
* x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
(Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
(Target_x86_64::Scan::global): Likewise.
(Target_x86_64::Relocate::relocate): Likewise.
|
|
* target.h (Target::can_icf_inline_merge_sections): New virtual
function.
* x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
virtual function.
* i386.cc (Target_i386::can_icf_inline_merge_sections): New
virtual function.
* icf.cc (get_section_contents): Inline merge sections only when
target allows it.
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|
typename and following asterisk. Remove whitespace between
function name and opening parenthesis.
* archive.h: Likewise.
* arm.cc: Likewise.
* attributes.cc: Likewise.
* attributes.h: Likewise.
* common.cc: Likewise.
* copy-relocs.cc: Likewise.
* dirsearch.h: Likewise.
* dynobj.cc: Likewise.
* ehframe.cc: Likewise.
* ehframe.h: Likewise.
* expression.cc: Likewise.
* fileread.cc: Likewise.
* fileread.h: Likewise.
* gc.h: Likewise.
* gold-threads.cc: Likewise.
* gold.cc: Likewise.
* i386.cc: Likewise.
* icf.h: Likewise.
* incremental-dump.cc: Likewise.
* incremental.cc: Likewise.
* layout.cc: Likewise.
* layout.h: Likewise.
* main.cc: Likewise.
* merge.cc: Likewise.
* merge.h: Likewise.
* object.cc: Likewise.
* object.h: Likewise.
* options.cc: Likewise.
* options.h: Likewise.
* output.cc: Likewise.
* output.h: Likewise.
* plugin.cc: Likewise.
* plugin.h: Likewise.
* powerpc.cc: Likewise.
* reloc.cc: Likewise.
* script-c.h: Likewise.
* script-sections.cc: Likewise.
* script.cc: Likewise.
* stringpool.cc: Likewise.
* symtab.cc: Likewise.
* symtab.h: Likewise.
* target.cc: Likewise.
* timer.cc: Likewise.
* timer.h: Likewise.
* version.cc: Likewise.
* x86_64.cc: Likewise.
|
|
* i386.cc (class Output_data_plt_i386): Update declarations.
Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
local_ifuncs_ fields.
(Target_i386::do_plt_section_for_global): New function.
(Target_i386::do_plt_section_for_local): New function.
(Output_data_plt_i386::Output_data_plt_i386): Add symtab
parameter; change all callers. Initialize global_ifuncs_ and
local_ifuncs_. If doing a static link define __rel_iplt_start and
__rel_iplt_end.
(Output_data_plt_i386::add_entry): Handle IFUNC symbols.
(Output_data_plt_i386::add_local_ifunc_entry): New function.
(Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
symbols.
(Target_i386::make_plt_section): New function, broken out of
make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
(Target_i386::make_plt_entry): Call make_plt_section.
(Target_i386::make_local_ifunc_plt_entry): New function.
(Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
(Target_i386::Scan::local): Handle IFUNC symbols. Add
R_386_IRELATIVE to switch.
(Target_i386::Scan::global): Likewise.
(Target_i386::Relocate::relocate): Likewise.
(Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
switch.
* x86_64.cc (class Output_data_plt_x86_64): Update declarations.
(Target_x86_64::do_plt_section_for_global): New function.
(Target_x86_64::do_plt_section_for_local): New function.
(Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
parameter; change all callers. If doing a static link define
__rela_iplt_start and __rela_iplt_end.
(Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
(Output_data_plt_x86_64::add_local_ifunc_entry): New function.
(Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
to point to .plt.
(Target_x86_64::make_local_ifunc_plt_entry): New function.
(Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
switch.
(Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
(Target_x86_64::Scan::local): Handle IFUNC symbols. Add
R_X86_64_IRELATIVE to switch.
(Target_x86_64::Scan::global): Likewise.
(Target_x86_64::Relocate::relocate): Likewise.
(Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
switch.
* target.h (class Target): Add plt_section_for_global and
plt_section_for_local functions. Add do_plt_section_for_global
and do_plt_section_for_local virtual functions.
* symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
clarifying comments.
(Symbol::use_plt_offset): Handle IFUNC symbol.
* object.cc (Sized_relobj::Sized_relobj): Initialize
local_plt_offsets_.
(Sized_relobj::local_has_plt_offset): New function.
(Sized_relobj::local_plt_offset): New function.
(Sized_relobj::set_local_plt_offset): New function.
(Sized_relobj::do_count): Handle IFUNC symbol.
* object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
a bit away from input_shndx_ field. Add set_is_func_symbol and
is_ifunc_symbol functions.
(class Sized_relobj): Update declarations. Remove Tls_got_entry
and Local_tls_got_offsets. Define Local_plt_offsets. Add
local_plt_offsets_ field.
(Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
* output.h (class Output_section_data): Add non-const
output_section function.
(class Output_data_got): Update declarations.
(class Output_data_got::Got_entry): Add use_plt_offset_ field.
Add use_plt_offset parameter to global and local constructors.
Change all callers. Change local_sym_index_ field to 31 bits.
Change GSYM_CODE and CONSTANT_CODE accordingly.
* output.cc (Output_data_reloc_base::do_adjust_output_section): If
doing a static link don't set sh_link field.
(Output_data_got::Got_entry::write): Use PLT offset if
appropriate.
(Output_data_got::add_global_plt): New function.
(Output_data_got::add_local_plt): New function.
* target-reloc.h (relocate_section): Handle IFUNC symbol.
* defstd.cc (in_section): Remove entries for __rel_iplt_start,
__rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
* configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
* testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
IFUNC conditional.
* testsuite/ifunc-sel.h: New file.
* testsuite/ifuncmain1.c: New file.
* testsuite/ifuncmain1vis.c: New file.
* testsuite/ifuncmod1.c: New file.
* testsuite/ifuncdep2.c: New file.
* testsuite/ifuncmain2.c: New file.
* testsuite/ifuncmain3.c: New file.
* testsuite/ifuncmod3.c: New file.
* testsuite/ifuncmain4.c: New file.
* testsuite/ifuncmain5.c: New file.
* testsuite/ifuncmod5.c: New file.
* testsuite/ifuncmain6pie.c: New file.
* testsuite/ifuncmod6.c: New file.
* testsuite/ifuncmain7.c: New file.
* configure, testsuite/Makefile.in: Rebuild.
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* elfcpp.h (enum SHT): Add SHT_GNU_INCREMENTAL_GOT_PLT.
gold/ChangeLog:
* arm.cc (Target_arm::got_size): Add const.
(Target_arm::got_entry_count): New function.
(Target_arm::plt_entry_count): New function.
(Target_arm::first_plt_entry_offset): New function.
(Target_arm::plt_entry_size): New function.
(Output_data_plt_arm::entry_count): New function.
(Output_data_plt_arm::first_plt_entry_offset): New function.
(Output_data_plt_arm::get_plt_entry_size): New function.
* i386.cc (Target_i386::got_size): Add const.
(Target_i386::got_entry_count): New function.
(Target_i386::plt_entry_count): New function.
(Target_i386::first_plt_entry_offset): New function.
(Target_i386::plt_entry_size): New function.
(Output_data_plt_i386::entry_count): New function.
(Output_data_plt_i386::first_plt_entry_offset): New function.
(Output_data_plt_i386::get_plt_entry_size): New function.
* incremental-dump.cc (dump_incremental_inputs): Adjust call to
find_incremental_inputs_sections. Dump incremental_got_plt section.
* incremental.cc: Include target.h.
(Sized_incremental_binary::do_find_incremental_inputs_sections): Add
parameter. Adjust all callers. Find incremental_got_plt section.
(Incremental_inputs::create_data_sections): Create incremental_got_plt
section.
(Output_section_incremental_inputs::set_final_data_size): Calculate
size of incremental_got_plt section.
(Output_section_incremental_inputs::do_write): Write the
incremental_got_plt section.
(Got_plt_view_info): New struct.
(Local_got_offset_visitor): New class.
(Global_got_offset_visitor): New class.
(Global_symbol_visitor_got_plt): New class.
(Output_section_incremental_inputs::write_got_plt): New function.
* incremental.h (Incremental_binary::find_incremental_inputs_sections):
Add parameter. Adjust all callers.
(Incremental_binary::do_find_incremental_inputs_sections): Likewise.
(Incremental_inputs::got_plt_section): New function.
(Incremental_inputs::got_plt_section_): New data member.
(Incremental_got_plt_reader): New class.
* layout.cc (Layout::create_incremental_info_sections): Add the
incremental_got_plt section.
* object.h (Got_offset_list::get_list): New function.
(Got offset_list::for_all_got_offsets): New function.
(Sized_relobj::local_got_offset_list): New function.
* powerpc.cc (Target_powerpc::got_size): Add const.
(Target_powerpc::got_entry_count): New function.
(Target_powerpc::plt_entry_count): New function.
(Target_powerpc::first_plt_entry_offset): New function.
(Target_powerpc::plt_entry_size): New function.
(Output_data_plt_powerpc::entry_count): New function.
(Output_data_plt_powerpc::first_plt_entry_offset): New function.
(Output_data_plt_powerpc::get_plt_entry_size): New function.
* sparc.cc (Target_sparc::got_size): Add const.
(Target_sparc::got_entry_count): New function.
(Target_sparc::plt_entry_count): New function.
(Target_sparc::first_plt_entry_offset): New function.
(Target_sparc::plt_entry_size): New function.
(Output_data_plt_sparc::entry_count): New function.
(Output_data_plt_sparc::first_plt_entry_offset): New function.
(Output_data_plt_sparc::get_plt_entry_size): New function.
* symtab.h (Symbol::got_offset_list): New function.
(Symbol_table::for_all_symbols): New function.
* target.h (Sized_target::got_entry_count): New function.
(Sized_target::plt_entry_count): New function.
(Sized_target::plt_entry_size): New function.
* x86_64.cc (Target_x86_64::got_size): Add const.
(Target_x86_64::got_entry_count): New function.
(Target_x86_64::plt_entry_count): New function.
(Target_x86_64::first_plt_entry_offset): New function.
(Target_x86_64::plt_entry_size): New function.
(Output_data_plt_x86_64::entry_count): New function.
(Output_data_plt_x86_64::first_plt_entry_offset): New function.
(Output_data_plt_x86_64::get_plt_entry_size): New function.
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PR 11805
* layout.h (enum Output_section_order): Define.
(class Layout): Update declarations.
* layout.cc (Layout::get_output_section): Add order parameter.
Remove is_interp, is_dynamic_linker_section, is_last_relro, and
is_first_non_relro parameters. Change all callers.
(Layout::choose_output_section): Likewise.
(Layout::add_output_section_data): Likewise.
(Layout::make_output_section): Likewise. Set order.
(Layout::default_section_order): New function.
(Layout::layout_eh_frame): Call add_output_section_to_nonload.
* output.cc (Output_section::Output_section): Initialize order_.
Don't initialize deleted fields.
(Output_segment::Output_segment): Don't initialize deleted
fields.
(Output_segment::add_output_section_to_load): New function
replacing add_output_section. Change all callers to call this or
add_output_section_to_nonload.
(Output_segment::add_output_section_to_nonload): New function.
(Output_segment::remove_output_section): Rewrite.
(Output_segment::add_initial_output_data): Likewise.
(Output_segment::has_any_data_sections): Likewise.
(Output_segment::is_first_section_relro): Likewise.
(Output_segment::maximum_alignment): Likewise.
(Output_segment::has_dynamic_reloc): New function replacing
dynamic_reloc_count. Change all callers.
(Output_segment::has_dynamic_reloc_list): New function replacing
dynamic_reloc_count_list. Change all callers.
(Output_segment::set_section_addresses): Rewrite.
(Output_segment::set_offset): Rewrite.
(Output_segment::find_first_and_last_list): Remove.
(Output_segment::set_tls_offsets): Rewrite.
(Output_segment::first_section_load_address): Likewise.
(Output_segment::output_section_count): Likewise.
(Output_segment::section_with_lowest_load_address): Likewise.
(Output_segment::write_section_headers): Likewise.
(Output_segment::print_sections_to_map): Likewise.
* output.h (class Output_data): Remove dynamic_reloc_count_
field. Add has_dynamic_reloc_ field. Make bools into bitfields.
(Output_data::add_dynamic_reloc): Rewrite.
(Output_data::has_dynamic_reloc): New function.
(Output_data::dynamic_reloc_count): Remove.
(class Output_section): Add order_ field. Remvoe is_relro_local_,
is_last_relro_, is_first_non_relro_, is_interp_,
is_dynamic_linker_section_ fields. Add order and set_order
functions. Remove is_relro_local, set_is_relro_local,
is_last_relro, set_is_last_relro, is_first_non_relro,
set_is_first_non_relro functions, is_interp, set_is_interp,
is_dynamic_linker_section, and set_is_dynamic_linker_section
functions.
(class Output_segment): Change Output_data_list from std::list to
std:;vector. Add output_lists_ field. Remove output_data_ and
output_bss_ fields. Update declarations.
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(Target_i386::Target_i386):: Initialize got_tlsdesc_.
(Target_i386::got_tlsdesc_section): New function.
(Target_i386::got_section): Create space for GOT entries for
TLSDESC relocations.
(Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
R_386_TLS_GOTDESC.
(Target_i386::Scan::global): Likewise.
(Target_i386::Relocate::relocate_tls): Adjust GOT offset when
using TLSDESC GOT.
* x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
(Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
(Target_x86_64::got_tlsdesc_section): New function.
(Target_x86_64::got_section): Create space for GOT entries for
TLSDESC relocations.
(Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
R_386_TLS_GOTDESC.
(Target_x86_64::Scan::global): Likewise.
(Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
using TLSDESC GOT.
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paramter to the call to gold::gc_process_relocs.
* i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
paramter to the call to gold::gc_process_relocs.
* x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
parameter to the call to gold::gc_process_relocs.
* powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
template parameter to the call to gold::gc_process_relocs.
* sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
paramter to the call to gold::gc_process_relocs.
* gc.h (get_embedded_addend_size): New function.
(gc_process_relocs): Save the size of the reloc for use by ICF.
* icf.cc (get_section_contents): Get the addend from the text section
for SHT_REL relocation sections.
* icf.h (Icf::Reloc_addend_size_info): New typedef.
(Icf::Reloc_info): Add new member reloc_addend_size_info.
* int_encoding.h (read_from_pointer): New overloaded function.
* testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
* testsuite/icf_sht_rel_addend_test.sh: New file.
* testsuite/icf_sht_rel_addend_test_1.cc: New file.
* testsuite/icf_sht_rel_addend_test_2.cc: New file.
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Correct check of whether value was inserted.
(Output_section_lookup_maps::add_merge_input_section): Likewise.
(Output_section_lookup_maps::add_relaxed_input_section):
Likewise.
* arm.cc (Target_arm::got_section): Remove used local os.
* i386.cc (Target_i386::got_section): Likewise.
* x86_64.cc (Target_x86_64::got_section): Likewise.
* sparc.cc (Target_sparc::got_section): Likewise.
(Target_sparc::relocate): Remove unused local have_got_offset.
* powerpc.cc (Target_powerpc::relocate): Likewise.
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target to ask whether a reference to a symbol requires a stack
split.
* target.h (Target::is_call_to_non_split): New function.
(Target::do_is_call_to_non_split): Declare virtual function.
* target.cc: Include "symtab.h".
(Target::do_is_call_to_non_split): New function.
* i386.cc (Target_i386::do_is_call_to_non_split): New function.
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(Scan::possible_function_pointer_reloc): New function.
(Scan::local_reloc_may_be_function_pointer): Change to call
possible_function_pointer_reloc.
(Scan::global_reloc_may_be_function_pointer): Ditto.
* icf.h (Icf::check_section_for_function_pointers): Change to reject
relocations in ".data.rel.ro._ZTV" section.
* testsuite/icf_safe_so_test.sh: Change to pass i386.
* testsuite/icf_safe_so_test.cc: Ditto.
* testsuite/icf_safe_test.cc: Ditto.
* testsuite/icf_safe_test.sh: Ditto.
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* arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
(Scan::global_reloc_may_be_function_pointer): New function.
* sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
(Scan::global_reloc_may_be_function_pointer): New function.
* powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
(Scan::global_reloc_may_be_function_pointer): New function.
* i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
(Scan::global_reloc_may_be_function_pointer): New function.
* x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
(Scan::global_reloc_may_be_function_pointer): New function.
(Scan::possible_function_pointer_reloc): New function.
(Target_x86_64::can_check_for_function_pointers): New function.
* gc.h (gc_process_relocs): Scan relocation types to determine if
function pointers were taken for targets that support it.
* icf.cc (Icf::find_identical_sections): Include functions for
folding in safe ICF whose pointer is not taken.
* icf.h (Secn_fptr_taken_set): New typedef.
(fptr_section_id_): New member.
(section_has_function_pointers): New function.
(set_section_has_function_pointers): New function.
(check_section_for_function_pointers): New function.
* options.h: Fix comment for safe ICF option.
* target.h (can_check_for_function_pointers): New function.
* testsuite/Makefile.am: Add icf_safe_so_test test case.
Modify icf_safe_test for X86-64.
* testsuite/Makefile.in: Regenerate.
* testsuite/icf_safe_so_test.cc: New file.
* testsuite/icf_safe_so_test.sh: New file.
* testsuite/icf_safe_test.cc (kept_func_3): New function.
(main): Change to take pointer to function kept_func_3.
* testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
folding is done correctly for X86-64.
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shared, not if not position independent.
* x86_64.cc (Relocate::relocate_tls): Likewise.
* testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
(tls_pie_pic_test): New target.
* testsuite/Makefile.in: Rebuild.
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that takes two Output_data objects.
(Output_data_dynamic::Dynamic_entry): Create storage for secondary
entry param. Handle it in initializers.
* output.cc (Output_data_dynamic::Dynamic_entry::write): For
DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
* layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
arg.
* layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
* arm.cc (Target_arm::do_finalize_sections): Update to pass false
for dynrel_includes_plt.
* i386.cc (Target_i386::do_finalize_sections): Likewise.
* x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
* sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
before .rela.plt
(Target_sparc::do_finalize_sections): Update to pass true for
dynrel_includes_plt.
* powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
output before .rela.plt
(Target_powerpc::do_finalize_sections): Update to pass true for
dynrel_includes_plt when 32-bit.
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PR 11063
* i386.cc (class Target_i386): Change return type of plt_section
to be non-const.
(class Output_data_plt_i386): Add tls_desc_rel_ field.
(Output_data_plt_i386::Output_data_plt_i386): Initialize
tls_desc_rel_ field.
(Output_data_plt_i386::rel_tls_desc): New function.
(Target_i386::rel_tls_desc_section): New function.
(Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
(Target_i386::Scan::global): For R_386_TLS_GOTDESC put
R_386_TLS_DESC reloc in rel_tls_desc_section.
* x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
Define struct Tlsdesc_info.
(Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
(Target_x86_64::do_reloc_symbol_index): New function.
(Target_x86_64::add_tlsdesc_info): New function.
(class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
(Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
tlsdesc_rel_ field.
(Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
all callers.
(Output_data_plt_x86_64::rela_tlsdesc): New function.
(Target_x86_64::rela_tlsdesc_section): New function.
(Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
handling.
(Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
(Target_x86_64::do_reloc_addend): New function.
R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
* output.h (class Output_reloc) [SHT_REL]: Add new constructor
declarations. Define TARGET_CODE. Add arg field to u1_ union.
(Output_reloc::type): New function.
(Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
(Output_reloc::is_target_specific): New function.
(Output_reloc::target_arg): New function.
(class Output_reloc) [SHT_RELA]: Add four new constructors for
absolute relocs and target specific relocs.
(class Output_data_reloc) [SHT_REL]: Add add_absolute and
add_target_specific.
(class Output_data_reloc) [SHT_RELA]: Likewise.
* output.cc (Output_reloc::Output_reloc): Add four new versions
for absolute relocs and target specific relocs.
(Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
(Output_reloc::get_symbol_index): Likewise.
(Output_reloc::local_section_offset): Check that local_sym_index_
is not TARGET_CODE or 0.
(Output_reloc::symbol_value): Likewise.
(Output_reloc::write) [SHT_RELA]: Call target for target specific
reloc.
* target.h (class Target): Add reloc_symbol_index and reloc_addend
functions. Add do_reloc_symbol_index and do_reloc_addend virtual
functions.
* layout.cc (add_target_dynamic_tags): Use output section for
DT_PLTRELSZ and DT_JMPREL.
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output_section and do_output_section.
(class Output_section_data): Add const version of
do_output_section.
(class Output_section): Likewise.
* layout.cc (Layout::add_target_dynamic_tags): New function.
* layout.h (class Layout): Update declarations.
* arm.cc (Target_arm::do_finalize_sections): Use
add_target_dynamic_tags.
* i386.cc (Target_i386::do_finalize_sections): Likewise.
* powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
* sparc.cc (Target_sparc::do_finalize_sections): Likewise.
* x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
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* i386.cc (class Target_i386): Initialize global_offset_table_ in
constructor. Add global_offset_table_ field.
(Target_i386::got_section): Set global_offset_table_.
(Target_i386::do_finalize_sections): Set global_offset_table_
size.
* x86_64.cc (class Target_x86_64): Initialize global_offset_table_
in constructor. Add global_offset_table_ field.
(Target_x86_64::got_section): Set global_offset_table_.
(Target_x86_64::do_finalize_sections): Set global_offset_table_
size.
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(Layout::get_output_section): Add is_relro, is_last_relro, and
is_first_non_relro parameters. Change all callers.
(Layout::choose_output_section): Likewise.
(Layout::add_output_section_data): Likewise.
(Layout::make_output_section): Likewise.
(Layout::set_segment_offsets): Clear increase_relro when using a
linker script.
* layout.h (class Layout): Add increase_relro method. Add
increase_relro_ field. Update declarations.
* output.cc (Output_section::Output_section): Initialize
is_last_relro_ and is_first_non_relro_.
(Output_segment::add_output_section): Group relro sections is
do_sort is true. Handle is_last_relro and is_first_non_relro.
(Output_segment::maximum_alignment): Remove relro handling.
(Output_segment::set_section_addresses): Add increase_relro
parameter. Change all callers. Add initial alignment to align
relro sections on separate page. Remove old relro handling.
(Output_segment::set_section_list_addresses): Remove in_relro
parameter. Change all callers.
(Output_segment::set_offset): Add increase parameter. Change all
callers. Remove old relro handling.
* output.h (class Output_section): Add new methods: is_last_relro,
set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
Add is_last_relro_ and is_first_non_relro_ fields.
* i386.cc (Target_i386::got_section): Don't call set_is_relro.
Create separate .got.plt section. Call increase_relro.
* x86_64.cc (Target_x86_64::got_section): Likewise.
* testsuite/relro_script_test.t: Add .got.plt.
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* resolve.cc (Symbol_table::should_override): Add defined
parameter. Change all callers. Test whether object is NULL
before calling a method on it.
(Symbol_table::report_resolve_problem): Add defined parameter.
Change all callers.
(Symbol_table::should_override_with_special): Likewise.
* symtab.cc (Symbol_table::define_in_output_data): Add defined
parameter. Change all callers.
(Symbol_table::do_define_in_output_data): Likewise.
(Symbol_table::define_in_output_segment): Likewise.
(Symbol_table::do_define_in_output_segment): Likewise.
(Symbol_table::define_as_constant): Likewise.
(Symbol_table::do_define_as_constant): Likewise.
* script.h (class Symbol_assignment): Add is_defsym parameter to
constructor; change all callers.
* script.cc (Script_options::add_symbol_assignment): Add is_defsym
parameter. Change all callers. Add is_defsym_ field.
(class Parser_closure): Add parsing_defsym parameter to
constructor; change all callers. Add parsing_defsym accessor
function. Add parsing_defsym_ field.
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-fsplit-stack prologue for a function with a static chain.
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2009-12-11 Doug Kwan <dougkwan@google.com>
2009-12-11 Nick Clifton <nickc@redhat.com>
* configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
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Fix up all warnings generated by the addition of this switch.
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