old-cross-binutils/gold/ChangeLog

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
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