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binutils-gdb/gold/ChangeLog
Cary Coutant 6eeb0170bb Don't allow COPY relocations for protected symbols. 
gold/
	PR gold/19823
	* copy-relocs.cc (Copy_relocs::make_copy_reloc): Add object
	parameter; check for protected symbol.
	* copy-relocs.h (Copy_relocs::make_copy_reloc): Add object parameter.
	* mips.cc (Mips_copy_relocs): Adjust call to make_copy_reloc.
	* symtab.cc (Symbol::init_fields): Initialize is_protected_.
	(Symbol_table::add_from_dynobj): Mark protected symbols.
	* symtab.h (Symbol::is_protected): New method.
	(Symbol::set_is_protected): New method.
	(Symbol::is_protected_): New data member.

	* testsuite/Makefile.am (copy_test_protected): New test.
	* testsuite/Makefile.in: Regenerate.
	* testsuite/copy_test.cc (main): Add legal reference to protected
	symbol.
	* testsuite/copy_test_v1.cc (main): Likewise.
	* testsuite/copy_test_2.cc (ip): Add protected symbol.
	* testsuite/copy_test_protected.cc: New test source file.
	* testsuite/copy_test_protected.sh: New test script.
2016-05-19 15:05:03 -07:00

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2016-05-19 Cary Coutant <ccoutant@gmail.com>
PR gold/19823
* copy-relocs.cc (Copy_relocs::make_copy_reloc): Add object
parameter; check for protected symbol.
* copy-relocs.h (Copy_relocs::make_copy_reloc): Add object parameter.
* mips.cc (Mips_copy_relocs): Adjust call to make_copy_reloc.
* symtab.cc (Symbol::init_fields): Initialize is_protected_.
(Symbol_table::add_from_dynobj): Mark protected symbols.
* symtab.h (Symbol::is_protected): New method.
(Symbol::set_is_protected): New method.
(Symbol::is_protected_): New data member.
* testsuite/Makefile.am (copy_test_protected): New test.
* testsuite/Makefile.in: Regenerate.
* testsuite/copy_test.cc (main): Add legal reference to protected
symbol.
* testsuite/copy_test_v1.cc (main): Likewise.
* testsuite/copy_test_2.cc (ip): Add protected symbol.
* testsuite/copy_test_protected.cc: New test source file.
* testsuite/copy_test_protected.sh: New test script.
2016-05-19 Vladimir Radosavljevic <vladimir.radosavljevic@imgtec.com>
* mips.cc (Mips_got_entry::Mips_got_entry): Remove object argument
for global got symbols, and set addend to 0.
(Mips_got_entry::hash): Change hash algorithm.
(Mips_got_entry::equals): Refactor.
(Mips_got_entry::object): Return input object for local got symbols
from union d.
(Mips_got_entry::addend): Change return of the relocation addend.
(Mips_got_entry::addend_): Move from union d.
(Mips_got_entry::object_): Move into union d.
(class Mips_symbol_hash): New class.
(Mips_got_info::Global_got_entry_set): New type.
(Mips_got_info::global_got_symbols): Change return type to
Global_got_entry_set.
(Mips_got_info::global_got_symbols_): Change type to
Global_got_entry_set.
(Mips_symbol::hash): New method.
(Mips_output_data_la25_stub::symbols_): Change type to std::vector.
(Mips_output_data_mips_stubs::Mips_stubs_entry_set): New type.
(Mips_output_data_mips_stubs::symbols_): Change type to
Mips_stubs_entry_set.
(Mips_got_info::record_global_got_symbol): Don't pass object
argument when creating global got symbol.
(Mips_got_info::record_got_entry): Remove find before inserting
got entries.
(Mips_got_info::add_reloc_only_entries): Change type of iterator
to Global_got_entry_set.
(Mips_got_info::count_got_symbols): Likewise.
(Mips_output_data_la25_stub::create_la25_stub): Use push_back
for adding entries to symbols_.
(Mips_output_data_la25_stub::do_write): Change type of iterator
to std::vector.
(Mips_output_data_mips_stubs::set_lazy_stub_offsets): Change type
of iterator to Mips_stubs_entry_set.
(Mips_output_data_mips_stubs::set_needs_dynsym_value): Likewise.
(Mips_output_data_mips_stubs::do_write): Likewise.
2016-05-06 Han Shen <shenhan@google.com>
PR gold/19987.
* aarch64-reloc.def: New relocation type.
* aarch64.cc (AArch64_relocate_functions::Page): Changed to public.
(Target_aarch64::Scan::local): Add R_AARCH64_LD64_GOTPAGE_LO15.
(Target_aarch64::Scan::global): Add R_AARCH64_LD64_GOTPAGE_LO15.
(Target_aarch64::Relocate::relocate): Implement R_AARCH64_LD64_GOTPAGE_LO15.
2016-04-28 Nick Clifton <nickc@redhat.com>
* po/zh_CN.po: Updated Chinese (simplified) translation.
2016-04-15 H.J. Lu <hongjiu.lu@intel.com>
* Makefile.in: Regenerated with automake 1.11.6.
* aclocal.m4: Likewise.
* testsuite/Makefile.in: Likewise.
2016-03-30 Cary Coutant <ccoutant@gmail.com>
PR gold/16979
* symtab.cc (Symbol_table::define_default_version): Check for case
where symbols are both in different shared objects.
2016-03-27 Cary Coutant <ccoutant@gmail.com>
PR gold/16111
* i386.cc (Target_i386): Add check for fully-resolved symbol for
R_386_GOTOFF.
2016-03-22 Nick Clifton <nickc@redhat.com>
* configure: Regenerate.
2016-03-21 Cary Coutant <ccoutant@gmail.com>
PR gold/19842
* errors.cc (Errors::undefined_symbol): Add info message when
symbol should have been provided by a plugin.
* target-reloc.h (issue_undefined_symbol_error): Check for
placeholder symbols defined in discarded sections.
* testsuite/Makefile.am (plugin_test_9b): New test case.
* testsuite/Makefile.in: Regenerate.
* testsuite/plugin_test_9b_elf.cc: New test source file.
* testsuite/plugin_test_9b_ir.cc: New test source file.
2016-03-20 Cary Coutant <ccoutant@gmail.com>
PR gold/19002
* ehframe.cc (Eh_frame::read_fde): Check for dropped functions.
* testsuite/Makefile.am (eh_test_2): New test.
* testsuite/Makefile.in: Regenerate.
* testsuite/eh_test_2.sh: New test script.
* testsuite/eh_test_a.cc (bar): Make it comdat.
* testsuite/eh_test_b.cc (bar): Add a duplicate copy.
2016-03-18 Vladimir Radosavljevic <vladimir.radosavljevic@imgtec.com>
* mips.cc (Mips_relobj::is_n64_): Remove.
(Target_mips::ei_class_): Likewise.
(Mips_relobj::is_newabi): Call methods.
(Mips_relobj::is_n64): Change checking for N64 ABI.
(Target_mips::is_output_n64): Likewise.
(Target_mips::merge_processor_specific_flags): Remove ei_class
argument, and remove comparing ei_class.
(Target_mips::do_adjust_elf_header): Remove setting EI_CLASS field
of the ELF header.
(Target_mips::do_finalize_sections): Don't pass ei_class argument
to merge_processor_specific_flags.
(Target_mips::elf_mips_abi_name): Remove ei_class argument, and
change checking for N64 ABI.
2016-03-17 Vladimir Radosavljevic <vladimir.radosavljevic@imgtec.com>
* mips.cc (enum Special_relocation_symbol): New enum type.
(is_readonly_section): New function.
(eh_reloc): Likewise.
(Mips_got_entry::is_section_symbol_): New member.
(Mips_got_entry::is_section_symbol): New method.
(Mips_got_info::record_local_got_symbol): Add is_section_symbol
argument.
(Mips_relobj::mips_elf_options_section_name): New method.
(Mips_output_data_got::record_local_got_symbol): Add
is_section_symbol argument, and pass it to
Mips_got_info::record_local_got_symbol.
(Mips_output_data_got::got_offset): Add addend argument, and pass
it to Relobj::local_got_offset.
(struct Mips_output_reloc_writer): New type.
(class Mips_output_data_reloc): New class.
(Mips_output_data_plt::Reloc_section): Change type to
Mips_output_data_reloc.
(Target_mips::Reloc_section): Likewise.
(Mips_reloc_types::get_r_addend): Remove unsigned from return type.
(Mips_classify_reloc::get_r_type2): New method.
(Mips_classify_reloc::get_r_type3): Likewise.
(Mips_classify_reloc::get_r_ssym): Likewise.
(Target_mips::Reloca_section): Remove.
(Relocate::should_apply_static_reloc): Rename from
should_apply_r_mips_32_reloc.
(Target_mips::copy_reloc): Replace Reltype parameter with r_type
and r_offset.
(Mips_relocate_functions::Valtype): New type.
(Mips_relocate_functions::Valtype64): New type.
(Mips_relocate_functions::check_overflow): New method.
(Mips_relocate_functions::mips_reloc_unshuffle): Move to public
interface.
(Mips_relocate_functions::mips_reloc_shuffle): Likewise.
(Mips_relocate_functions::rel16): Add support for resolving
relocations for Mips64.
(Mips_relocate_functions::rel32): Likewise.
(Mips_relocate_functions::reljalr): Likewise.
(Mips_relocate_functions::relpc32): Likewise.
(Mips_relocate_functions::rel26): Likewise.
(Mips_relocate_functions::relpc16): Likewise.
(Mips_relocate_functions::relmicromips_pc7_s1): Likewise.
(Mips_relocate_functions::relmicromips_pc10_s1): Likewise.
(Mips_relocate_functions::relmicromips_pc16_s1): Likewise.
(Mips_relocate_functions::do_relhi16): Likewise.
(Mips_relocate_functions::do_relgot16_local): Likewise.
(Mips_relocate_functions::rello16): Likewise.
(Mips_relocate_functions::relgot): Likewise.
(Mips_relocate_functions::relgotpage): Likewise.
(Mips_relocate_functions::relgotofst): Likewise.
(Mips_relocate_functions::relgot_hi16): Likewise.
(Mips_relocate_functions::relgot_lo16): Likewise.
(Mips_relocate_functions::relgprel): Likewise.
(Mips_relocate_functions::relgprel32): Likewise.
(Mips_relocate_functions::tlsrelhi16): Likewise.
(Mips_relocate_functions::tlsrello16): Likewise.
(Mips_relocate_functions::tlsrel32): Likewise.
(Mips_relocate_functions::relsub): Likewise.
(Mips_relocate_functions::releh): New method.
(Mips_relocate_functions::rel64): Likewise.
(Mips_got_info::record_local_got_symbol): Add is_section_symbol and
pass it to Mips_got_entry.
(Mips_got_info::add_local_entries): Pass addend argument
to code functions, and for STT_SECTION symbols call
add_symbolless_local_addend.
(Mips_got_info::add_tls_entries): Pass addend argument to code
functions.
(Mips_relobj::do_read_symbols): Read gp value that was used to
create object.
(Mips_output_data_plt::plt_entry): Remove opcode from l[wd]
instruction. Opcode for instruction will be selected later.
(Target_mips::gc_process_relocs): Add case for SHT_RELA.
(Target_mips::scan_relocatable_relocs): Likewise.
(Target_mips::emit_relocs_scan): Likewise.
(Target_mips::relocate_relocs): Likewise.
(Target_mips::do_finalize_sections): Skip objects for merging
processor specific flags in which all input sections will be
discarded.
(mips_get_size_for_reloc): Add case for R_MIPS_EH.
(Target_mips::Scan::get_reference_flags): Likewise.
(Target_mips::relocate_special_relocatable): Call rel26 method with
calculate_only and calculated_value arguments.
(Target_mips::Scan::local): Add case for R_MIPS_EH. Don't create a
dynamic relocation against a readonly sections, and pass
is_section_symbol to Mips_got_info::record_local_got_symbol.
(Target_mips::Scan::global): Add case for R_MIPS_EH. Don't create a
dynamic relocation against a readonly sections, and pass r_type
and r_offset to Target_mips::copy_reloc.
(Target_mips::Relocate::relocate): Add support for resolving
relocations for Mips64.
(Target_mips::mips_info): Add case for Mips64 default dynamic
linker name.
(Target_selector_mips): Correct emulation names.
2016-03-17 Vladimir Radosavljevic <vladimir.radosavljevic@imgtec.com>
* mips.cc (class Mips_output_data_la25_stub): Add
do_print_to_mapfile function.
2016-03-17 Vladimir Radosavljevic <vladimir.radosavljevic@imgtec.com>
* mips.cc (Mips_classify_reloc::put_r_info): Call 32bit version of
elf_r_info.
2016-03-09 H.J. Lu <hongjiu.lu@intel.com>
* testsuite/plugin_layout_with_alignment.cc: Renamed to ..
* testsuite/plugin_layout_with_alignment.c: This.
* testsuite/Makefile.am (plugin_layout_with_alignment.o): Updated.
(plugin_layout_with_alignment): Likewise.
* testsuite/Makefile.in: Regenerated.
2016-03-08 Cary Coutant <ccoutant@gmail.com>
PR 19751
* testsuite/Makefile.am (retain_symbols_file_test): Remove check
for constructor.
* testsuite/Makefile.in: Regenerate.
* testsuite/dynamic_list.sh: Likewise.
* testsuite/retain_symbols_file_test.sh: Likewise.
2016-03-08 Cary Coutant <ccoutant@gmail.com>
PR 19751
* arm.cc (Reloc_stub::Key::name): Add unused attribute.
* dirsearch.cc (Dir_caches::~Dir_caches): Likewise.
2016-03-08 Cary Coutant <ccoutant@gmail.com>
Vladimir Radosavljevic <vladimir.radosavljevic@imgtec.com>
* output.cc (Output_reloc_writer): New type.
(Output_data_reloc_base::do_write): Move implementation to template
in output.h and replace with invocation of template.
* output.h (Output_file): Move to top of file.
(Output_reloc::get_symbol_index): Move to public interface.
(Output_reloc::get_address): Likewise.
(Output_data_reloc_base::do_write_generic): New function template.
2016-03-04 Cary Coutant <ccoutant@gmail.com>
PR gold/19019
PR gold/19763
* symtab.cc: Instantiate Sized_symbol::init_constant and
Sized_symbol::init_undefined.
2016-03-03 Cary Coutant <ccoutant@gmail.com>
PR gold/19019
* layout.h (Layout::add_target_specific_dynamic_tag): New function.
* layout.cc (Layout::add_target_specific_dynamic_tag): New function.
* mips.cc (Target_mips::make_symbol): Adjust function signature.
* sparc.cc (Target_sparc::Target_sparc): Initialize register_syms_.
(Target_sparc::do_is_defined_by_abi): Remove test for
STT_SPARC_REGISTER.
(Target_sparc::Register_symbol): New struct type.
(Target_sparc::register_syms_): New data member.
(Target_sparc<64, true>::sparc_info): Set has_make_symbol to true.
(Target_sparc::make_symbol): New function.
(Target_sparc::do_finalize_sections): Add register symbols and new
dynamic table entries.
* symtab.h (Sized_symbol::init_undefined): Add value parameter.
(Symbol_table::add_target_global_symbol): New function.
(Symbol_table::target_symbols_): New data member.
* symtab.cc (Sized_symbol::init_undefined): Add value parameter.
(Symbol_table::Symbol_table): Initialize target_symbols_.
(Symbol_table::add_from_object): Pass additional parameters to
Target::make_symbol.
(Symbol_table::define_special_symbol): Likewise.
(Symbol_table::add_undefined_symbol_from_command_line): Pass 0 for
undefined symbol value.
(Symbol_table::set_dynsym_indexes): Process target-specific symbols.
(Symbol_table::sized_finalize): Likewise.
(Symbol_table::sized_write_globals): Likewise.
* target.h (Sized_target::make_symbol): Add name, st_type, object,
st_shndx, and value parameters.
2016-03-03 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
* plugin.cc (do_should_include_member): Ignore LDPK_UNDEF and
LDPK_WEAKUNDEF symbols.
2016-03-03 Than McIntosh <thanm@google.com>
* plugin.cc (Plugin::load): Include hooks for get_input_section_size
and get_input_section_alignment in transfer vector.
(get_input_section_alignment): New function.
(get_input_section_size): New function.
* testsuite/Makefile.am: Add plugin_layout_with_alignment.sh test.
* testsuite/Makefile.in: [Regenerate.]
* testsuite/plugin_section_alignment.cc: New test file.
* testsuite/plugin_layout_with_alignment.cc: New test file.
* testsuite/plugin_layout_with_alignment.sh: New test file.
2016-03-03 Evgenii Stepanov <eugenis@google.com>
* plugin.h (Pluginobj::get_symbol_resolution_info): Add version
parameter.
* plugin.cc (get_symbols_v3): New function.
(Plugin::load): Add LDPT_GET_SYMBOLS_V3.
(Pluginobj::get_symbol_resolution_info): Return LDPS_NO_SYMS when using
new version.
2016-02-26 Egor Kochetov <egor.kochetov@intel.com>
Cary Coutant <ccoutant@gmail.com>
PR gold/19735
* ehframe.h (Cie::fde_encoding): New method.
* ehframe.cc (Eh_frame::read_fde): Discard FDEs for zero-length
address ranges.
2016-02-15 H.J. Lu <hongjiu.lu@intel.com>
* testsuite/Makefile.am (x86_64_mov_to_lea5.o): Pass
-mrelax-relocations=yes to $(TEST_AS).
(x86_64_mov_to_lea6.o): Likewise.
(x86_64_overflow_pc32.o): Remove duplicated target.
* testsuite/Makefile.in: Regenerated.
2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
* s390.cc (Target_s390::match_view_u): New helper method.
(Target_s390::do_is_call_to_non_split): New method.
(Target_s390::ss_code_st_r14): New const.
(Target_s390::ss_code_l_r14): New const.
(Target_s390::ss_code_bras_8): New const.
(Target_s390::ss_code_l_basr): New const.
(Target_s390::ss_code_a_basr): New const.
(Target_s390::ss_code_ear): New const.
(Target_s390::ss_code_c): New const.
(Target_s390::ss_code_larl): New const.
(Target_s390::ss_code_brasl): New const.
(Target_s390::ss_code_jg): New const.
(Target_s390::ss_code_jgl): New const.
(Target_s390::ss_match_mcount): New helper method.
(Target_s390::ss_match_l): New helper method.
(Target_s390::ss_match_ahi): New helper method.
(Target_s390::ss_match_alfi): New helper method.
(Target_s390::ss_match_cr): New helper method.
(Target_s390::do_calls_non_split): New method.
* testsuite/Makefile.am: Added new tests.
* testsuite/Makefile.in: Regenerate.
* testsuite/split_s390.sh: New test.
* testsuite/split_s390_1_a1.s: New test.
* testsuite/split_s390_1_a2.s: New test.
* testsuite/split_s390_1_n1.s: New test.
* testsuite/split_s390_1_n2.s: New test.
* testsuite/split_s390_1_z1.s: New test.
* testsuite/split_s390_1_z2.s: New test.
* testsuite/split_s390_1_z3.s: New test.
* testsuite/split_s390_1_z4.s: New test.
* testsuite/split_s390_2_ns.s: New test.
* testsuite/split_s390_2_s.s: New test.
* testsuite/split_s390x_1_a1.s: New test.
* testsuite/split_s390x_1_a2.s: New test.
* testsuite/split_s390x_1_n1.s: New test.
* testsuite/split_s390x_1_n2.s: New test.
* testsuite/split_s390x_1_z1.s: New test.
* testsuite/split_s390x_1_z2.s: New test.
* testsuite/split_s390x_1_z3.s: New test.
* testsuite/split_s390x_1_z4.s: New test.
* testsuite/split_s390x_2_ns.s: New test.
* testsuite/split_s390x_2_s.s: New test.
2016-02-11 Rahul Chaudhry <rahulchaudhry@google.com>
* aarch64.cc (Target_aarch64::scan_erratum_843419_span): Remove
info message for every erratum 843419 found and fixed.
2016-02-07 Cary Coutant <ccoutant@gmail.com>
PR gold/18695
* x86_64.cc (Target_x86_64::Relocate::relocate): Add additional
information to relocation overflow errors.
2016-02-06 Cary Coutant <ccoutant@gmail.com>
PR gold/18695
* x86_64.cc (X86_64_relocate_functions::pcrela32_check): Fix x32
overflow checking when symbol value + addend < 0.
2016-02-06 Cary Coutant <ccoutant@gmail.com>
PR gold/19577
* reloc.h (Limits): New class.
(Bits::has_overflow32): Use min/max values from Limits.
(Bits::has_unsigned_overflow32): Likewise.
(Bits::has_signed_unsigned_overflow32): Likewise.
(Bits::has_overflow): Likewise.
(Bits::has_unsigned_overflow): Likewise.
(Bits::has_signed_unsigned_overflow64): Likewise.
2016-02-06 Cary Coutant <ccoutant@gmail.com>
PR gold/19567
* reloc.h (Relocate_functions::Overflow_check): Add comments.
* x86_64.cc (X86_64_relocate_functions): New class.
(Target_x86_64::Relocate::relocate): Use the new class.
* testsuite/Makefile.am (x86_64_overflow_pc32): Add -Tdata option.
(x32_overflow_pc32): New test case.
* testsuite/Makefile.in: Regenerate.
* testsuite/x32_overflow_pc32.sh: New script.
* testsuite/x86_64_overflow_pc32.s: Remove .space directive.
2016-02-06 Cary Coutant <ccoutant@gmail.com>
PR gold/19577
* reloc.h (Bits::has_unsigned_overflow32): Fix static_cast.
(Bits::has_unsigned_overflow): Remove unnecessary static_cast.
2016-02-06 Cary Coutant <ccoutant@gmail.com>
PR gold/19577
* reloc.h (Bits::has_unsigned_overflow32): Fix unsigned/signed
comparison.
(Bits::has_unsigned_overflow): Likewise.
2016-02-06 Marcin Kościelnicki <koriakin@0x04.net>
* i386.cc (Target_i386::is_call_to_non_split): Add view and view_size
parameters.
* reloc.cc (Sized_relobj_file::split_stack_adjust_reltype): Pass view
and view_size to is_call_to_non_split.
* target.cc (Target::is_call_to_non_split): Add view and view_size
parameters.
* target.h (class Target): Likewise.
2016-02-05 Sriraman Tallam <tmsriram@google.com>
* icf.cc (get_rel_addend): New function.
(get_section_contents): Move merge section addend computation to a
new function. Ignore negative values for SHT_REL and SHT_RELA addends.
Fix bug to not read past the length of the section.
2016-02-05 Cary Coutant <ccoutant@gmail.com>
Andrew Senkevich <andrew.senkevich@intel.com>
PR gold/18695
* x86_64.cc (Target_x86_64::Relocate::relocate): Add overflow
checking for R_X86_64_32, R_X86_64_32S, R_X86_64_PC32, and
R_X86_64_PLT32.
* testsuite/Makefile.am (x86_64_overflow_pc32): New test.
* testsuite/x86_64_overflow_pc32.sh: New test script.
* testsuite/x86_64_overflow_pc32.s: New source file.
2016-02-05 Cary Coutant <ccoutant@gmail.com>
PR gold/18695
* reloc.h (Relocate_functions::Address): New typedef.
(Relocate_functions::Addendtype): New typedef.
(Relocate_functions::Overflow_check): New enum type.
(Relocate_functions::Reloc_status): New enum type.
(Relocate_functions::check_overflow): New function template.
(Relocate_functions::rel): Add check parameter; check for overflow.
(Relocate_functions::rel_unaligned): Likewise.
(Relocate_functions::rela): Likewise.
(Relocate_functions::pcrel): Likewise.
(Relocate_functions::pcrel_unaligned): Likewise.
(Relocate_functions::pcrela): Likewise.
(Relocate_functions::rel8): Adjust parameter types.
(Relocate_functions::rela8): Likewise.
(Relocate_functions::pcrel8): Likewise.
(Relocate_functions::pcrela8): Likewise.
(Relocate_functions::rel16): Likewise.
(Relocate_functions::rela168): Likewise.
(Relocate_functions::pcrel16): Likewise.
(Relocate_functions::pcrela16): Likewise.
(Relocate_functions::rel32): Likewise.
(Relocate_functions::rel32_unaligned): Likewise.
(Relocate_functions::rela32): Likewise.
(Relocate_functions::pcrel32): Likewise.
(Relocate_functions::pcrel32_unaligned): Likewise.
(Relocate_functions::pcrela32): Likewise.
(Relocate_functions::rel8_check): New function.
(Relocate_functions::rela8_check): New function.
(Relocate_functions::pcrel8_check): New function.
(Relocate_functions::pcrela8_check): New function.
(Relocate_functions::rel16_check): New function.
(Relocate_functions::rela168_check): New function.
(Relocate_functions::pcrel16_check): New function.
(Relocate_functions::pcrela16_check): New function.
(Relocate_functions::rel32_check): New function.
(Relocate_functions::rel32_unaligned_check): New function.
(Relocate_functions::rela32_check): New function.
(Relocate_functions::pcrel32_check): New function.
(Relocate_functions::pcrel32_unaligned_check): New function.
(Relocate_functions::pcrela32_check): New function.
(Bits::has_unsigned_overflow32): New function.
(Bits::has_unsigned_overflow): New function.
* testsuite/Makefile.am (overflow_unittest): New test.
* testsuite/Makefile.in: Regenerate.
* testsuite/overflow_unittest.cc: New source file.
2016-02-04 Alan Modra <amodra@gmail.com>
* powerpc.cc (relocate): Adjust last patch for big-endian.
2016-02-02 Alan Modra <amodra@gmail.com>
* powerpc.cc (relocate): Further restrict ELFv2 entry optimization.
2016-01-15 Han Shen <shenhan@google.com>
PR gold/19472 - need pc-relative stubs.
* aarch64.cc (Reloc_stub::stub_type_for_reloc): Return PC-relative
stub type for DSOs and pie executables.
2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
* i386.cc (Target_i386::Classify_reloc::get_r_addend): Remove
'typename'.
2016-01-12 Cary Coutant <ccoutant@gmail.com>
* arm.cc (Target_arm::Classify_reloc::get_r_addend): New method.
* i386.cc (Target_i386::Classify_reloc::get_r_addend): New method.
* mips.cc (Target_arm::Mips_classify_reloc::get_r_addend): (Both
specializations) New method.
2016-01-11 Cary Coutant <ccoutant@gmail.com>
PR gold/19353
* aarch64.cc (Target_aarch64::relocate_tls): Don't insist that
we have a TLS segment for GD-to-IE optimization.
* i386.cc (Target_i386::tls_gd_to_ie): Remove tls_segment parameter.
Adjust all calls.
(Target_i386::tls_desc_gd_to_ie): Likewise.
(Target_i386::relocate_tls): Don't insist that we have a TLS segment
for TLSDESC GD-to-IE optimizations.
* x86_64.cc (Target_x86_64::tls_gd_to_ie): Remove tls_segment parameter.
Adjust all calls.
(Target_x86_64::tls_desc_gd_to_ie): Likewise.
(Target_x86_64::relocate_tls): Don't insist that we have a TLS segment
for TLSDESC GD-to-IE optimizations.
2016-01-11 Cary Coutant <ccoutant@gmail.com>
Refactor gold to enable support for MIPS-64 relocation format.
* gc.h (get_embedded_addend_size): Remove sh_type parameter.
(gc_process_relocs): Remove sh_type template parameter.
Use Classify_reloc to access r_sym, r_type, and r_addend fields.
* object.h (Sized_relobj_file::split_stack_adjust): Add target
parameter.
(Sized_relobj_file::split_stack_adjust_reltype): Likewise.
* reloc-types.h (Reloc_types::copy_reloc_addend): (SHT_REL and SHT_RELA
specializations) Remove.
* reloc.cc (Emit_relocs_strategy): Rename and move to target-reloc.h.
(Sized_relobj_file::emit_relocs_scan): Call Target::emit_relocs_scan().
(Sized_relobj_file::emit_relocs_scan_reltype): Remove.
(Sized_relobj_file::split_stack_adjust): Add target parameter.
Adjust all callers.
(Sized_relobj_file::split_stack_adjust_reltype): Likewise. Call
Target::get_r_sym() to get r_sym field from relocations.
(Track_relocs::next_symndx): Call Target::get_r_sym().
* target-reloc.h (scan_relocs): Remove sh_type template parameter;
add Classify_reloc template parameter. Use for accessing r_sym and
r_type.
(relocate_section): Likewise.
(Default_classify_reloc): New class (renamed and moved from reloc.cc).
(Default_scan_relocatable_relocs): Remove sh_type template parameter.
(Default_scan_relocatable_relocs::Reltype): New typedef.
(Default_scan_relocatable_relocs::reloc_size): New const.
(Default_scan_relocatable_relocs::sh_type): New const.
(Default_scan_relocatable_relocs::get_r_sym): New method.
(Default_scan_relocatable_relocs::get_r_type): New method.
(Default_emit_relocs_strategy): New class.
(scan_relocatable_relocs): Replace sh_type template parameter with
Scan_relocatable_relocs class. Use it to access r_sym and r_type
fields.
(relocate_relocs): Replace sh_type template parameter with
Classify_reloc class. Use it to access r_sym and r_type fields.
* target.h (Target::is_call_to_non_split): Replace r_type parameter
with pointer to relocation. Adjust all callers.
(Target::do_is_call_to_non_split): Likewise.
(Target::emit_relocs_scan): New virtual method.
(Sized_target::get_r_sym): New virtual method.
* target.cc (Target::do_is_call_to_non_split): Replace r_type parameter
with pointer to relocation.
* aarch64.cc (Target_aarch64::emit_relocs_scan): New method.
(Target_aarch64::Relocatable_size_for_reloc): Remove.
(Target_aarch64::gc_process_relocs): Use Default_classify_reloc.
(Target_aarch64::scan_relocs): Likewise.
(Target_aarch64::relocate_section): Likewise.
(Target_aarch64::Relocatable_size_for_reloc::get_size_for_reloc):
Remove.
(Target_aarch64::scan_relocatable_relocs): Use Default_classify_reloc.
(Target_aarch64::relocate_relocs): Use Default_classify_reloc.
* arm.cc (Target_arm::Arm_scan_relocatable_relocs): Remove sh_type
template parameter.
(Target_arm::emit_relocs_scan): New method.
(Target_arm::Relocatable_size_for_reloc): Replace with...
(Target_arm::Classify_reloc): ...this.
(Target_arm::gc_process_relocs): Use Classify_reloc.
(Target_arm::scan_relocs): Likewise.
(Target_arm::relocate_section): Likewise.
(Target_arm::scan_relocatable_relocs): Likewise.
(Target_arm::relocate_relocs): Likewise.
* i386.cc (Target_i386::emit_relocs_scan): New method.
(Target_i386::Relocatable_size_for_reloc): Replace with...
(Target_i386::Classify_reloc): ...this.
(Target_i386::gc_process_relocs): Use Classify_reloc.
(Target_i386::scan_relocs): Likewise.
(Target_i386::relocate_section): Likewise.
(Target_i386::scan_relocatable_relocs): Likewise.
(Target_i386::relocate_relocs): Likewise.
* mips.cc (Mips_scan_relocatable_relocs): Remove sh_type template
parameter.
(Mips_reloc_types): New class template.
(Mips_classify_reloc): New class template.
(Target_mips::Reltype): New typedef.
(Target_mips::Relatype): New typedef.
(Target_mips::emit_relocs_scan): New method.
(Target_mips::get_r_sym): New method.
(Target_mips::Relocatable_size_for_reloc): Replace with
Mips_classify_reloc.
(Target_mips::copy_reloc): Use Mips_classify_reloc.
(Target_mips::gc_process_relocs): Likewise.
(Target_mips::scan_relocs): Likewise.
(Target_mips::relocate_section): Likewise.
(Target_mips::scan_relocatable_relocs): Likewise.
(Target_mips::relocate_relocs): Likewise.
(mips_get_size_for_reloc): New function, factored out from
Relocatable_size_for_reloc::get_size_for_reloc.
(Target_mips::Scan::local): Use Mips_classify_reloc.
(Target_mips::Scan::global): Likewise.
(Target_mips::Relocate::relocate): Likewise.
* powerpc.cc (Target_powerpc::emit_relocs_scan): New method.
(Target_powerpc::Relocatable_size_for_reloc): Remove.
(Target_powerpc::gc_process_relocs): Use Default_classify_reloc.
(Target_powerpc::scan_relocs): Likewise.
(Target_powerpc::relocate_section): Likewise.
(Powerpc_scan_relocatable_reloc): Convert to class template.
(Powerpc_scan_relocatable_reloc::Reltype): New typedef.
(Powerpc_scan_relocatable_reloc::reloc_size): New const.
(Powerpc_scan_relocatable_reloc::sh_type): New const.
(Powerpc_scan_relocatable_reloc::get_r_sym): New method.
(Powerpc_scan_relocatable_reloc::get_r_type): New method.
(Target_powerpc::scan_relocatable_relocs): Use
Powerpc_scan_relocatable_reloc.
(Target_powerpc::relocate_relocs): Use Default_classify_reloc.
* s390.cc (Target_s390::emit_relocs_scan): New method.
(Target_s390::Relocatable_size_for_reloc): Remove.
(Target_s390::gc_process_relocs): Use Default_classify_reloc.
(Target_s390::scan_relocs): Likewise.
(Target_s390::relocate_section): Likewise.
(Target_s390::Relocatable_size_for_reloc::get_size_for_reloc):
Remove.
(Target_s390::scan_relocatable_relocs): Use Default_classify_reloc.
(Target_s390::relocate_relocs): Use Default_classify_reloc.
* sparc.cc (Target_sparc::emit_relocs_scan): New method.
(Target_sparc::Relocatable_size_for_reloc): Remove.
(Target_sparc::gc_process_relocs): Use Default_classify_reloc.
(Target_sparc::scan_relocs): Likewise.
(Target_sparc::relocate_section): Likewise.
(Target_sparc::Relocatable_size_for_reloc::get_size_for_reloc):
Remove.
(Target_sparc::scan_relocatable_relocs): Use Default_classify_reloc.
(Target_sparc::relocate_relocs): Use Default_classify_reloc.
* tilegx.cc (Target_tilegx::emit_relocs_scan): New method.
(Target_tilegx::Relocatable_size_for_reloc): Remove.
(Target_tilegx::gc_process_relocs): Use Default_classify_reloc.
(Target_tilegx::scan_relocs): Likewise.
(Target_tilegx::relocate_section): Likewise.
(Target_tilegx::Relocatable_size_for_reloc::get_size_for_reloc):
Remove.
(Target_tilegx::scan_relocatable_relocs): Use Default_classify_reloc.
(Target_tilegx::relocate_relocs): Use Default_classify_reloc.
* x86_64.cc (Target_x86_64::emit_relocs_scan): New method.
(Target_x86_64::Relocatable_size_for_reloc): Remove.
(Target_x86_64::gc_process_relocs): Use Default_classify_reloc.
(Target_x86_64::scan_relocs): Likewise.
(Target_x86_64::relocate_section): Likewise.
(Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
Remove.
(Target_x86_64::scan_relocatable_relocs): Use Default_classify_reloc.
(Target_x86_64::relocate_relocs): Use Default_classify_reloc.
* testsuite/testfile.cc (Target_test::emit_relocs_scan): New method.
2016-01-01 Alan Modra <amodra@gmail.com>
Update year range in copyright notice of all files.
For older changes see ChangeLog-0815
Copyright (C) 2016 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.
Local Variables:
mode: change-log
left-margin: 8
fill-column: 74
version-control: never
End:
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