- (Target_powerpc::Scan::get_reference_flags): Return RELATIVE_REF
- for PLT16 relocations.
- (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Return true
- for PLT16 relocations.
- (Target_powerpc::Scan::global): Make a PLT entry for PLT16 relocations.
- (Target_powerpc::Relocate::relocate): Support PLT16 relocations.
- (Powerpc_scan_relocatable_reloc::global_strategy): Return RELOC_SPECIAL
- for ppc32 plt16 relocs.
-
-2018-04-06 Cary Coutant <ccoutant@gmail.com>
-
- * object.cc (Sized_relobj_file::include_section_group): Store
- reference to Kept_section info for discarded comdat sections
- regardless of size. Move size checking to map_to_kept_section.
- (Sized_relobj_file::include_linkonce_section): Likewise.
- (Sized_relobj_file::map_to_kept_section): Add section name parameter.
- Insert size checking logic from above functions.
- (Sized_relobj_file::find_kept_section_object): New method.
- (Sized_relobj_file::get_symbol_name): New method.
- * object.h (Sized_relobj_file::map_to_kept_section): Add section_name
- parameter. Adjust all callers.
- (Sized_relobj_file::find_kept_section_object): New method.
- (Sized_relobj_file::get_symbol_name): New method.
- (Sized_relobj_file::Kept_comdat_section): Replace object and shndx
- fields with sh_size, kept_section, symndx, and is_comdat fields.
- (Sized_relobj_file::set_kept_comdat_section): Replace kept_object
- and kept_shndx parameters with is_comdat, symndx, sh_size, and
- kept_section.
- (Sized_relobj_file::get_kept_comdat_section): Likewise.
- * target-reloc.h (enum Comdat_behavior): Change CB_WARNING to CB_ERROR.
- Adjust all references.
- (issue_undefined_symbol_error): New function template.
- (relocate_section): Pass section name to map_to_kept_section.
- Move discarded section code to new function above.
- * aarch64.cc (Target_aarch64::scan_reloc_section_for_stubs): Move
- declaration for gsym out one level. Call issue_discarded_error.
- * arm.cc (Target_arm::scan_reloc_section_for_stubs): Likewise.
- * powerpc.cc (Relocate_comdat_behavior): Change CB_WARNING to CB_ERROR.
-
-2018-04-05 Cary Coutant <ccoutant@gmail.com>
-
- * target-reloc.h (relocate_section): Add local symbol index or global
- symbol name to warning about relocation that refers to discarded
- section.
-
-2018-04-05 James Cowgill <james.cowgill@mips.com>
-
- Revert previous patch and apply revised patch.
-
- PR gold/22770
- * mips.cc (Mips_got_info::record_got_page_entry): Don't insert
- Got_page_entry for object's GOT.
- (Mips_got_info::add_got_page_entries): Add all pages from from's GOT.
- Rename to add_got_page_count.
- (Got_page_entry): Remove num_pages.
-
-2018-04-05 James Cowgill <james.cowgill@mips.com>
-
- PR gold/22770
- * mips.cc (Mips_got_info::record_got_page_entry): Fetch existing
- page entries for the object's GOT.
-
-2018-04-05 Alan Modra <amodra@gmail.com>
-
- * powerpc.cc (Target_powerpc::make_brlt_section): Make .branch_lt relro.
-
-2018-04-04 Nick Clifton <nickc@redhat.com>
-
- * po/es.po: Updated Spanish translation.
-
-2018-04-02 Cary Coutant <ccoutant@gmail.com>
-
- PR gold/23016
- * incremental.cc (can_incremental_update): Check for unwind section
- type.
- * layout.h (Layout::layout): Add sh_type parameter.
- * layout.cc (Layout::layout): Likewise.
- (Layout::layout_reloc): Create new output reloc section if data
- section does not already have one.
- (Layout::layout_eh_frame): Check for unwind section type.
- (Layout::make_eh_frame_section): Use unwind section type for .eh_frame
- and .eh_frame_hdr.
- * object.h (Sized_relobj_file::Shdr_write): New typedef.
- (Sized_relobj_file::layout_section): Add sh_type parameter.
- (Sized_relobj_file::Deferred_layout::Deferred_layout): Add sh_type
- parameter.
- * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
- unwind section type.
- (Sized_relobj_file::layout_section): Add sh_type parameter; pass it
- to Layout::layout.
- (Sized_relobj_file::do_layout): Make local copy of sh_type.
- Force .eh_frame sections to unwind section type.
- Pass sh_type to layout_section.
- (Sized_relobj_file<size, big_endian>::do_layout_deferred_sections):
- Pass sh_type to layout_section.
- * output.cc (Output_section::Output_section): Initialize reloc_section_.
- * output.h (Output_section::reloc_section): New method.
- (Output_section::set_reloc_section): New method.
- (Output_section::reloc_section_): New data member.
- * target.h (Target::unwind_section_type): New method.
- (Target::Target_info::unwind_section_type): New data member.
-
- * aarch64.cc (aarch64_info): Add unwind_section_type.
- * arm.cc (arm_info, arm_nacl_info): Likewise.
- * i386.cc (i386_info, i386_nacl_info, iamcu_info): Likewise.
- * mips.cc (mips_info, mips_nacl_info): Likewise.
- * powerpc.cc (powerpc_info): Likewise.
- * s390.cc (s390_info): Likewise.
- * sparc.cc (sparc_info): Likewise.
- * tilegx.cc (tilegx_info): Likewise.
- * x86_64.cc (x86_64_info, x86_64_nacl_info): Likewise.
-
- * testsuite/Makefile.am (pr23016_1, pr23016_2): New test cases.
- * testsuite/Makefile.in: Regenerate.
- * testsuite/testfile.cc: Add unwind_section_type.
- * testsuite/pr23016_1.sh: New test script.
- * testsuite/pr23016_1a.s: New source file.
- * testsuite/pr23016_1b.s: New source file.
- * testsuite/pr23016_2.sh: New test script.
- * testsuite/pr23016_2a.s: New source file.
- * testsuite/pr23016_2b.s: New source file.
-
-2018-03-28 Cary Coutant <ccoutant@gmail.com>
-
- PR gold/21423
- PR gold/22500
- * configure.ac: Call AC_USE_SYSTEM_EXTENSIONS.
- Replace check for --enable-plugins with AC_PLUGINS.
- * options.cc (parse_plugin, parse_plugin_opt): Remove #ifdef.
- (General_options::finalize): Check if plugins enabled.
- * options.h (--plugin, --plugin-opt): Define even if plugins not
- enabled.
- * Makefile.in: Regenerate.
- * aclocal.m4: Regenerate.
- * configure: Regenerate.
- * testsuite/Makefile.in: Regenerate.
-
-2018-03-28 Cary Coutant <ccoutant@gmail.com>
-
- PR gold/22969
- * aarch64-reloc.def: Add TLSLE_LDST* relocations.
- * aarch64.cc (Target_aarch64::optimize_tls_reloc): Likewise.
- (Target_aarch64::Scan::local): Likewise.
- (Target_aarch64::Scan::global): Likewise.
- (Target_aarch64::Relocate::relocate): Likewise.
- (Target_aarch64::Relocate::relocate_tls): Likewise.
-
-2018-03-27 Roland McGrath <mcgrathr@google.com>
-
- * testsuite/split_x86_64.sh: Fix bad regexp.
-
-2018-03-26 Cary Coutant <ccoutant@gmail.com>
-
- PR gold/22868
- * plugin.cc (Sized_pluginobj::do_add_symbols): Use a real section
- index instead of SHN_ABS for defined symbols.
- * testsuite/Makefile.am (plugin_pr22868): New test case.
- * testsuite/Makefile.in: Regenerate
- * testsuite/plugin_pr22868.sh: New test script.
- * testsuite/plugin_pr22868_a.c: New source file.
- * testsuite/plugin_pr22868_b.c: New source file.
-
-2018-03-23 Cary Coutant <ccoutant@gmail.com>
-
- * plugin.cc (link_or_copy_file): Remove newlines from warning messages.
- Add pedantic check for return value from ::write.
-
-2018-03-23 Cary Coutant <ccoutant@gmail.com>
-
- * debug.h (DEBUG_PLUGIN): New constant.
- (DEBUG_ALL): Add DEBUG_PLUGIN.
- (debug_string_to_enum): Likewise.
- * plugin.cc (make_sized_plugin_object): Add filename parameter.
- (Plugin_recorder): New class.
- (Plugin_manager::~Plugin_manager): Delete recorder_.
- (Plugin_manager::load_plugins): Create and initialize recorder_.
- (Plugin_manager::claim_file): Record claimed and unclaimed files.
- (Plugin_manager::make_plugin_object): Use object name as name for
- plugin object, if available.
- (Plugin_manager::add_input_file): Record replacement files.
- (Sized_pluginobj::do_add_symbols): Record plugin symbols.
- (Plugin_finish::run): Call Plugin_recorder::finish().
- (make_sized_plugin_object): Add filename parameter and pass to
- Sized_pluginobj constructor.
- * plugin.h (Plugin::filename): New method.
- (Plugin::recorder): New method.
- (Plugin::recorder_): New data member.
-
-2018-03-07 Sriraman Tallam <tmsriram@google.com>
-
- * layout.cc (Layout::default_section_order): Check for text section
- prefixes.
- (Layout::text_section_name_mapping): New static member.
- (Layout::text_section_name_mapping_count): New static member.
- (Layout::match_section_name): New static function.
- (Layout::output_section_name): Check for text section prefixes.
- * layout.h (Output_section_order::ORDER_TEXT_HOT): New enum value.
- (Output_section_order::ORDER_TEXT_STARTUP): New enum value.
- (Output_section_order::ORDER_TEXT_EXIT): New enum value.
- (Output_section_order::ORDER_TEXT_UNLIKELY): New enum value.
- (Layout::text_section_name_mapping): New static member.
- (Layout::text_section_name_mapping_count): New static member.
- (Layout::match_section_name): New static function.
- * options.h (keep_text_section_prefix): New -z option.
- * testsuite/Makefile.am (keep_text_section_prefix): New test.
- * testsuite/Makefile.in: Regenerate.
- * testsuite/keep_text_section_prefix.cc: New test source.
- * testsuite/keep_text_section_prefix.sh: New test script.
-
-2018-02-22 Sriraman Tallam <tmsriram@google.com>
-
- * plugin.cc (get_wrap_symbols): New plugin interface.
- (load): Add get_wrap_symbols to transfer vector.
- * plugin-api.h (ld_plugin_get_wrap_symbols): New plugin interface.
- * testsuite/plugin_test.c (onload): Call and check get_wrap_symbols
- interface.
- * testsuite/plugin_test_wrap_symbols.sh: New test script.
- * testsuite/plugin_test_wrap_symbols_1.cc: New file.
- * testsuite/plugin_test_wrap_symbols_2.cc: New file.
- * testsuite/Makefile.am (plugin_test_wrap_symbols): New test.
- * testsuite/Makefile.in: Regenerate.
+ (Target_powerpc::Scan::get_reference_flags): Handle new relocs.
+ (Target_powerpc::Scan::reloc_needs_plt_for_ifunc: Likewise.
+ (Target_powerpc::Scan::local, global, relocate): Likewise.
+
+2019-07-13 Alan Modra <amodra@gmail.com>
+
+ * ehframe.cc (Fde::operator==): Delete.
+ (Cie::remove_fde): Delete.
+ (Eh_frame::remove_ehframe_for_plt): Delete fde_data and fde_length
+ parameters. Remove all post-map plt FDEs.
+ * ehframe.h (Fde:post_map): Make const, add variant to compare plt.
+ (Fde::operator==): Delete.
+ (Cie::remove_fde): Implement here.
+ (Cie::last_fde): New accessor.
+ (Eh_frame::remove_ehframe_for_plt): Update prototype.
+ * layout.cc (Layout::remove_eh_frame_for_plt): Delete fde_data and
+ fde_length parameters.
+ * layout.h (Layout::remove_eh_frame_for_plt): Update prototype.
+ * powerpc.cc (Stub_table::tls_get_addr_opt_bctrl_): Delete.
+ (Stub_table::plt_fde_len_, plt_fde_, init_plt_fde): Delete.
+ (Stub_table::add_plt_call_entry): Don't set tls_get_addr_opt_bctrl_.
+ (eh_advance): New function.
+ (stub_sort): New function.
+ (Stub_table::add_eh_frame): Emit eh_frame for notoc plt calls and
+ branches as well as __tls_get_addr_opt plt call stub.
+ (Stub_table::remove_eh_frame): Update to suit.
+
+2019-07-13 Alan Modra <amodra@gmail.com>
+
+ * powerpc.cc (Target_powerpc::maybe_skip_tls_get_addr_call): Handle
+ notoc calls.
+ (is_branch_reloc): Template on size. Return true for REL24_NOTOC.
+ Update all callers.
+ (max_branch_delta): Likewise.
+ (Target_powerpc::Branch_info::make_stub): Add a stub for notoc
+ calls to functions needing a valid toc pointer.
+ (Target_powerpc::do_relax): Layout stubs again if any need resize.
+ (add_12_11_12, addi_12_11, addis_12_11, ldx_12_11_12, ori_12_12_0),
+ (oris_12_12_0, sldi_12_12_32): Define.
+ (Stub_table::Plt_stub_ent): Add notoc_ and iter_ fields.
+ (Stub_table::Branch_stub_key, Branch_stub_key_hash): Rename from
+ Branch_stub_ent and Branch_stub_ent hash. Remove save_res_ from key.
+ (Stub_table::Branch_stub_ent): New struct.
+ (class Stub_table): Add need_resize and resizing vars.
+ (Stub_table::need_resize, branch_size): New accessors.
+ (Stub_table::set_resizing): New function.
+ (Stub_table::add_plt_call_entry): Handle notoc calls and resizing
+ on seeing such or a tocsave stubs after a normal stub using the
+ same sym.
+ (Stub_table::add_long_branch_entry): Similarly.
+ (Stub_table::find_long_branch_entry): Return a Branch_stub_ent*.
+ (Stub_table::define_stub_syms): Adjust
+ (Stub_table::build_tls_opt_head, build_tls_opt_tail): New functions.
+ (build_notoc_offset): New function.
+ (Stub_table::plt_call_size): Move out of line. Handle notoc calls.
+ (Stub_table::branch_stub_size): Similarly.
+ (Stub_table::do_write): Separate loop for ELFv2 stubs, handling
+ notoc calls. Simplify ELFv1 loop. Output notoc branch stubs.
+ Use build_tls_opt_head and build_tls_opt_tail.
+ (Target_powerpc::Scan::get_reference_flags): Handle REL24_NOTOC.
+ (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Likewise,
+ and PLTSEQ_NOTOC and PLTCALL_NOTOC.
+ (Target_powerpc::Scan::local, global, relocate): Likewise.
+
+2019-06-28 Alan Modra <amodra@gmail.com>
+
+ * powerpc.cc (Target_powerpc::Relocate::relocate): Don't look
+ at next/previous reloc when relnum is -1.
+
+2019-06-28 Alan Modra <amodra@gmail.com>
+
+ * powerpc.cc (Stub_table::plt_error): New function.
+ (Stub_table::do_write): Use it.
+ (Output_data_glink::do_write): Don't segfault emitting linkage
+ table error.
+
+2019-06-28 Alan Modra <amodra@gmail.com>
+
+ * powerpc.cc (Target_powerpc::Scan::get_reference_flags): Handle
+ REL16_HIGH* relocs.
+ (Target_powerpc::Scan::local): Likewise.
+ (Target_powerpc::Scan::global): Likewise.
+ (Target_powerpc::Relocate::relocate): Likewise.