+2017-08-30 Alan Modra <amodra@gmail.com>
+
+ * powerpc.cc (Target_powerpc::Relocate::relocate): Nop addis on
+ TPREL16_HA, and convert insn on TPREL16_LO and TPREL16_LO_DS
+ relocs to use r2/r13 when addis would add zero.
+
+2017-08-29 Alan Modra <amodra@gmail.com>
+
+ * options.h (tls_get_addr_optimize): New option.
+ * symtab.h (Symbol::clear_in_reg, clone): New functions.
+ (Sized_symbol::clone): New function.
+ (Symbol_table::clone): New function.
+ * resolve.cc (Symbol::clone, Sized_symbol::clone): New functions.
+ * powerpc.cc (Target_powerpc::has_tls_get_addr_opt_,
+ tls_get_addr_, tls_get_addr_opt_): New vars.
+ (Target_powerpc::tls_get_addr_opt, tls_get_addr,
+ is_tls_get_addr_opt, replace_tls_get_addr,
+ set_has_tls_get_addr_opt, stk_linker): New functions.
+ (Target_powerpc::Track_tls::maybe_skip_tls_get_addr_call): Add
+ target param. Update callers. Compare symbols rather than names.
+ (Target_powerpc::do_define_standard_symbols): Init tls_get_addr_
+ and tls_get_addr_opt_.
+ (Target_powerpc::Branch_info::mark_pltcall): Translate tls_get_addr
+ sym to tls_get_addr_opt.
+ (Target_powerpc::Branch_info::make_stub): Likewise.
+ (Stub_table::define_stub_syms): Likewise.
+ (Target_powerpc::Scan::global): Likewise.
+ (Target_powerpc::Relocate::relocate): Likewise.
+ (add_3_12_2, add_3_12_13, bctrl, beqlr, cmpdi_11_0, cmpwi_11_0,
+ ld_11_1, ld_11_3, ld_12_3, lwz_11_3, lwz_12_3, mr_0_3, mr_3_0,
+ mtlr_11, std_11_1): New constants.
+ (Stub_table::eh_frame_added_): Delete.
+ (Stub_table::tls_get_addr_opt_bctrl_, plt_fde_len_, plt_fde_): New vars.
+ (Stub_table::init_plt_fde): New functions.
+ (Stub_table::add_eh_frame, replace_eh_frame): Move definition out
+ of line. Init and use plt_fde_.
+ (Stub_table::plt_call_size): Return size for tls_get_addr stub.
+ Extract alignment code to..
+ (Stub_table::plt_call_align): ..this new function. Adjust all callers.
+ (Stub_table::add_plt_call_entry): Set has_tls_get_addr_opt and
+ tls_get_addr_opt_bctrl, and align after that.
+ (Stub_table::do_write): Write out tls_get_addr stub.
+ (Target_powerpc::do_finalize_sections): Emit DT_PPC_OPT
+ PPC_OPT_TLS/PPC64_OPT_TLS bit.
+ (Target_powerpc::Relocate::relocate): Don't check for or modify
+ nop following bl for tls_get_addr stub.
+
+2017-08-29 Alan Modra <amodra@gmail.com>
+
+ * symtab.h (Symbol): Split u_ into u1_ and u2_. Adjust accessors
+ to suit. Move plt_offset_ before got_offsets_.
+ * symtab.cc (Symbol::init_fields): Adjust for union change.
+ (Symbol::init_base_output_data): Likewise.
+ (Symbol::init_base_output_segment): Likewise.
+ (Symbol::allocate_base_common): Likewise.
+ (Symbol::output_section): Likewise.
+ (Symbol::set_output_section): Likewise.
+ (Symbol::set_output_segment): Likewise.
+ * resolve.cc (Symbol::override_base): Likewise.
+ (Symbol::override_base_with_special): Likewise.
+
+2017-08-28 Igor Kudrin <ikudrin@accesssoftek.com>
+
+ * aarch64.cc (Target_aarch64::Relocate::relocate_tls):
+ Make got_tlsdesc_offset signed and fix its calculation.
+ * testsuite/Makefile.am (aarch64_tlsdesc): New test.
+ * testsuite/Makefile.in: Regenerate.
+ * testsuite/aarch64_tlsdesc.s: New test source file.
+ * testsuite/aarch64_tlsdesc.sh: New test script.
+ * testsuite/aarch64_tlsdesc.t: New test linker script.
+
+2017-08-28 Alan Modra <amodra@gmail.com>
+
+ PR 21847
+ * powerpc.cc (Target_powerpc::is_elfv2_localentry0): Test
+ non_zero_localentry.
+ (Target_powerpc::resolve): New function.
+ (powerpc_info): Set has_resolve for 64-bit.
+ * target.h (Sized_target::resolve): Return bool.
+ * resolve.cc (Symbol_table::resolve): Continue with normal
+ processing when target resolve returns false.
+ * symtab.h (Symbol::non_zero_localentry, set_non_zero_localentry):
+ New accessors.
+ (Symbol::non_zero_localentry_): New flag bit.
+ * symtab.cc (Symbol::init_fields): Init non_zero_localentry_.
+
+2017-08-08 Romain Geissler <romain.geissler@gmail.com>
+ Alan Modra <amodra@gmail.com>
+
+ * configure.ac: Add --enable-default-hash-style option.
+ * options.h (hash_style): Use DEFAULT_HASH_STYLE as default value.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+
+2017-08-03 James Clarke <jrtc27@jrtc27.com>
+
+ * options.h (General_options): Set a non-NULL second help string
+ argument for relax to allow --no-relax.
+
+2017-08-01 Alan Modra <amodra@gmail.com>
+
+ * ehframe.cc (Fde::operator==): New.
+ (Cie::remove_fde, Eh_frame::remove_ehframe_for_plt): New.
+ * ehframe.h (Fde::operator==): Declare.
+ (Cie::remove_fde, Eh_frame::remove_ehframe_for_plt): Likewise.
+ * layout.cc (Layout::remove_eh_frame_for_plt): New.
+ * layout.h (Layout::remove_eh_frame_for_plt): Declare.
+ * powerpc.cc (Target_powerpc::do_relax): Remove old eh_frame FDEs.
+ (Stub_table::add_eh_frame): Delete eh_frame_added_ condition.
+ Don't add eh_frame for empty stub section.
+ (Stub_table::remove_eh_frame): New.
+
+2017-07-31 Alan Modra <amodra@gmail.com>
+
+ * options.h (no_tls_optimize): New powerpc option.
+ * powerpc.cc (Target_powerpc::abiversion, set_abiversion): Formatting.
+ (Target_powerpc::stk_toc): Formatting, fix comment.
+ (Target_powerpc::Track_tls::tls_get_addr_state): Rename from
+ tls_get_addr.
+ (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
+ Return TLSOPT_NONE when !tls_optimize.
+ (Target_powerpc::add_global_pair_with_rel): Check
+ for existing reloc before reserving.
+ (Target_powerpc::add_local_tls_pair): Likewise.
+
+2017-07-31 Alan Modra <amodra@gmail.com>
+
+ PR 21847
+ * powerpc.cc (Target_powerpc::scan_relocs): Warn on --plt-localentry
+ without ld.so checks.
+
+2017-07-29 Alan Modra <amodra@gmail.com>
+
+ PR 21847
+ * powerpc.cc (Target_powerpc::scan_relocs): Default to
+ --no-plt-localentry.
+
+2017-07-28 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR gold/21857
+ * compressed_output.cc (Output_compressed_section::set_final_data_size):
+ Call put_ch_reserved to clear the reserved field for 64-bit ELF.
+
+2017-07-26 H.J. Lu <hongjiu.lu@intel.com>
+
+ * mips.cc (Mips_relocate_functions): Add "llu" suffix to
+ 0x800080008000.
+
+2017-07-23 Alan Modra <amodra@gmail.com>
+
+ * powerpc.cc (glink_eh_frame_fde_64v2): Correct advance to
+ restore of LR.
+ (glink_eh_frame_fde_64v1): Advance to restore of LR at latest
+ possible insn.
+
+2017-07-18 Nick Clifton <nickc@redhat.com>
+
+ PR 21775
+ * aarch64.cc: Fix spelling typos.
+ * arm.cc: Likewise.
+ * layout.cc: Likewise.
+ * powerpc.cc: Likewise.
+ * x86_64.cc: Likewise.
+
+2017-07-12 Alan Modra <amodra@gmail.com>
+
+ * po/es.po: Update from translationproject.org/latest/gold/.
+ * po/fi.po: Likewise.
+ * po/fr.po: Likewise.
+ * po/id.po: Likewise.
+ * po/it.po: Likewise.
+ * po/vi.po: Likewise.
+ * po/zh_CN.po: Likewise.
+ * po/ja.po: New file from translationproject.org.
+ * po/sv.po: Likewise.
+ * po/uk.po: Likewise.
+
+2017-07-06 Han Shen <shenhan@google.com>
+
+ PR gold/21491
+ * aarch64.cc (Erratum_stub::invalidate_erratum_stub): New method.
+ (Erratum_stub::is_invalidated_erratum_stub): New method.
+ (Stub_table::relocate_reloc_stub): Renamed from "relocate_stub".
+ (Stub_table::relocate_reloc_stubs): Renamed from "relocate_stubs".
+ (Stub_table::relocate_erratum_stub): New method.
+ (AArch64_relobj::fix_errata_and_relocate_erratum_stubs): Renamed from
+ "fix_errata".
+ (Target_aarch64::relocate_reloc_stub): Renamed from "relocate_stub".
+
+2017-06-23 Alan Modra <amodra@gmail.com>
+
+ * options.h (General_options): Add plt_localentry.
+ * powerpc.cc (Target_powerpc::st_other): New function.
+ (Target_powerpc::plt_localentry0_, plt_localentry0_init_,
+ has_localentry0_): New vars.
+ (Target_powerpc::plt_localentry0, set_has_localentry0,
+ is_elfv2_localentry0): New functions.
+ (Target_powerpc::Branch_info::mark_pltcall): Don't set tocsave or
+ return true for localentry:0 calls.
+ (Stub_table::Plt_stub_ent::localentry0_): New var.
+ (Stub_table::add_plt_call_entry): Set localentry0_ and has_localentry0_.
+ Don't set r2save_ for localentry:0 calls.
+ (Output_data_glink::do_write): Save r2 in __glink_PLTresolve for elfv2.
+ (Target_powerpc::scan_relocs): Default plt_localentry0_.
+ (Target_powerpc::do_finalize_sections): Set DT_PPC64_OPT.
+ (Target_powerpc::Relocate::relocate): Don't require nop following
+ calls for localentry:0 plt calls, and don't change nop.
+
+2017-06-23 Alan Modra <amodra@gmail.com>
+
+ * powerpc.cc (Target_powerpc::tocsave_loc_): New var.
+ (Target_powerpc::mark_pltcall, add_tocsave, tocsave_loc): New functions.
+ (Target_powerpc::Branch_info::tocsave_): New var.
+ (Target_powerpc::Branch_info::mark_pltcall): New function.
+ (Target_powerpc::Branch_info::make_stub): Pass tocsave_ to
+ add_plt_call_entry.
+ (Stub_table::Plt_stub_ent): Make public. Add r2save_.
+ (Stub_table::add_plt_call_entry): Add bool tocsave_ param. Set
+ r2save_.
+ (Stub_table::find_plt_call_entry): Return Plt_stub_ent*. Adjust
+ use throughout.
+ (Stub_table::do_write): Conditionally output r2 save in plt stubs.
+ (Target_powerpc::Scan::local): Handle R_PPC64_TOCSAVE.
+ (Target_powerpc::Scan::global): Likewise.
+ (Target_powerpc::Relocate::relocate): Skip r2 save in plt call stub
+ with tocsave reloc. Replace header tocsave nop with r2 save.
+ * symtab.h (struct Symbol_location_hash): Make public.
+
+2017-06-21 Alan Modra <amodra@gmail.com>
+
+ * powerpc.cc (Plt_stub_key): Rename from Plt_stub_ent. Remove indx_.
+ (Plt_stub_key_hash): Rename from Plt_stub_ent_hash.
+ (struct Plt_stub_ent): New.
+ (Plt_stub_entries): Map from Plt_stub_key to Plt_stub_ent. Adjust
+ use throughout file.
+
+2017-06-20 Eric Christopher <echristo@gmail.com>
+
+ * aarch64.cc (scan_reloc_for_stub): Use plt_address_for_global to
+ calculate the symbol value.
+ (scan_reloc_section_for_stubs): Allow stubs to be created for
+ section symbols.
+ (maybe_apply_stub): Handle creating stubs for weak symbols to
+ match the code in scan_reloc_for_stub.
+
+2017-06-20 James Clarke <jrtc27@jrtc27.com>
+
+ * powerpc.cc (Stub_table::define_stub_syms): Always include object's
+ uniq_ value.
+
+2017-06-15 Eric Christopher <echristo@gmail.com>
+
+ * aarch64.cc: Fix a few typos and grammar-os.
+
+2017-06-15 Jiong Wang <jiong.wang@arm.com>
+
+ * aarch64.cc (Insn_utilities::is_mrs_tpidr_el0): New method.
+ (AArch64_relobj<size, big_endian>::try_fix_erratum_843419_optimized):
+ Return ture for some TLS relaxed sequences.
+
+2017-06-07 Eric Christopher <echristo@gmail.com>
+
+ * aarch64.cc (maybe_apply_stub): Add debug logging for looking
+ up stubs to undefined symbols and early return rather than
+ fail to look them up.
+ (scan_reloc_for_stub): Add debug logging for no stub creation
+ for undefined symbols.
+
+2017-05-23 Alan Modra <amodra@gmail.com>
+
+ PR 21503
+ * options.h: Add --emit-stub-syms option.
+ * powerpc.cc (object_id): New.
+ (Powerpc_relobj): Add uniq_ and accessor. Sort variables for
+ better packing.
+ (Powerpc_dynobj): Sort variables for better packing.
+ (Target_powerpc::define_local): New function.
+ (Target_powerpc::group_sections): Pass stub table size to
+ Stub_table constructor.
+ (Target_powerpc::do_relax): Define stub and glink symbols.
+ (Stub_table): Add uniq_ variable, and id param to constructor.
+ (Stub_table::Plt_stub_ent): Add indx_ variable.
+ (Stub_table::Branch_stub_entries): Move typedef earlier.
+ (Stub_table::branch_stub_size): Replace "to" parameter with a
+ Branch_stub_entries iterator.
+ (Stub_table::add_long_branch_entry): Adjust to suit.
+ (Stub_table::add_plt_call_entry): Set indx_.
+ (Stub_table::define_stub_syms): New function.
+
+2017-05-15 Eric Christopher <echristo@gmail.com>
+
+ * layout.cc (Layout::segment_precedes): Add a case for testing
+ pointer equality when determining which segment precedes
+ another.
+
+2017-05-13 James Clarke <jrtc27@jrtc27.com>
+
+ PR gold/21444
+ * gold.cc (Target_sparc::Relocate::relocate_tls): Local
+ variables are final for position-independent executables. This
+ has to be consistent with Target_sparc::Scan::local otherwise
+ they will disagree as to whether local-exec is used.
+
+2017-05-12 Igor Kudrin <ikudrin@accesssoftek.com>
+
+ PR gold/21430
+ * aarch64.cc
+ (AArch64_relobj::convert_input_section_to_relaxed_section):
+ Set the section offset to -1ULL.
+ (Target_aarch64::relocate_section): Adjust the view in case
+ of a relaxed input section.
+ * testsuite/Makefile.am (pr21430): New test.
+ * testsuite/Makefile.in: Regenerate
+ * testsuite/pr21430.s: New test source file.
+ * testsuite/pr21430.sh: New test script.
+
+2017-04-27 Alan Modra <amodra@gmail.com>
+
+ * testsuite/plugin_section_order.c (onload): Add missing break.
+
+2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
+
+ * mips.cc (Mips_got_entry::hash()): Shift addend to reduce
+ possibility of collisions.
+ (Mips_got_entry::equals): Fix case for GOT_TLS_LDM
+ entries.
+
+2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
+
+ * mips.cc (Mips_relobj::merge_processor_specific_data_): New data
+ member.
+ (Mips_relobj::merge_processor_specific_data): New method.
+ (Mips_relobj::do_read_symbols): Set merge_processor_specific_data_
+ to false, only if the input file is a binary or if object has no
+ contents except the section name string table and an empty symbol
+ table with the undefined symbol.
+ (Target_mips::do_finalize_sections): Refactor. Skip empty object files
+ for merging processor-specific data.
+
+2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
+
+ * mips.cc (Target_mips::Relocate::calculated_value_): New data
+ member.
+ (Target_mips::Relocate::calculate_only_): Likewise.
+ (Target_mips::Relocate::relocate): Handle multiple consecutive
+ relocations with the same offset.
+
+2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
+
+ * mips.cc (Target_mips::Relocate::relocate): Remove redundant
+ checks for relocatable link.
+ (Mips_relocate_functions::reljalr): Likewise.
+
+2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
+
+ * mips.cc (class Mips_output_section_options): New class.
+ (Target_mips::do_make_output_section): New method.
+
+2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
+
+ * mips.cc (Mips_relocate_functions::rel26): Don't print relocation
+ overflow error message.
+ (Target_mips::relocate_special_relocatable): Improve relocation
+ overflow error message.
+ (Target_mips::Relocate::relocate): Likewise.
+
+2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
+
+ * mips.cc (symbol_refs_local): Return false if a symbol
+ is from a dynamic object.
+ (Target_mips::got_section): Make _GLOBAL_OFFSET_TABLE_ STV_HIDDEN.
+ (Target_mips::set_gp): Refactor. Make _gp STT_NOTYPE and
+ STB_LOCAL.
+ (Target_mips::do_finalize_sections): Set _gp after all the checks
+ for creating .got are done.
+ (Target_mips::Scan::global): Remove unused code.
+
+2017-02-22 Alan Modra <amodra@gmail.com>
+
+ * powerpc.cc (Target_powerpc::make_iplt_section): Check that
+ output_section exists before attempting add_output_section_data.
+ (Target_powerpc::make_brlt_section): Likewise.
+
+2017-02-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
+
+ * mips.cc (Target_mips::Scan::get_reference_flags): Remove
+ gold_unreachable from default case.
+
+2017-02-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
+
+ PR gold/21111
+ * mips.cc (Mips_relocate_functions::relhigher): New method.
+ (Mips_relocate_functions::relhighest): Likewise.
+ (mips_get_size_for_reloc): Add support for relocs: R_MIPS_HIGHER and
+ R_MIPS_HIGHEST.
+ (Target_mips::Scan::local): Add support for relocs: R_MIPS_HIGHER,
+ R_MIPS_HIGHEST, R_MICROMIPS_HIGHER and R_MICROMIPS_HIGHEST.
+ (Target_mips::Scan::global): Likewise.
+ (Target_mips::Scan::get_reference_flags): Likewise.
+ (Target_mips::Relocate::relocate): Call static methods for resolving
+ HIGHER and HIGHEST relocations.
+
+2017-02-03 Rahul Chaudhry <rahulchaudhry@google.com>
+
+ * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
+ Return true even when building pie binaries.
+ (Target_x86_64::possible_function_pointer_reloc): Check opcode
+ for R_X86_64_PC32 relocations.
+ (Target_x86_64::local_reloc_may_be_function_pointer): Pass
+ extra arguments to local_reloc_may_be_function_pointer.
+ (Target_x86_64::global_reloc_may_be_function_pointer): Likewise.
+ * gc.h (gc_process_relocs): Add check for STT_FUNC.
+ * testsuite/Makefile.am (icf_safe_pie_test): New test case.
+ * testsuite/Makefile.in: Regenerate.
+ * testsuite/icf_safe_pie_test.sh: New shell script.
+
2017-02-03 Alan Modra <amodra@gmail.com>
* powerpc.cc (Powerpc_relobj::make_toc_relative): Don't crash
projects / deliverable / binutils-gdb.git / blobdiff