+2010-11-21 H.J. Lu <hongjiu.lu@intel.com>
+
+ * ldfile.c: Re-indent plugin code.
+ * ldlang.c: Likewise.
+ * ldmain.c: Likewise.
+ * plugin.c: Likewise.
+
+2010-11-20 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR ld/12246
+ * plugin.c (asymbol_from_plugin_symbol): Set alignment of
+ common symbol to 1 for For ELF targets.
+
+2010-11-20 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR ld/12247
+ * lexsup.c (parse_args): Properly report loading plugin error.
+
+2010-11-19 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ * plugin.c (is_visible_from_outside): New function.
+ (get_symbols): Use it.
+
+2010-11-16 Jie Zhang <jie.zhang@analog.com>
+
+ * Makefile.am (eelf32bfinfd.c, eelf32bfin.c): Depend on bfin.em.
+ * Makefile.in: Regenerated.
+ * emulparams/bfin.sh (EXTRA_EM_FILE): Set.
+ * emulparams/elf32bfinfd.sh (EXTRA_EM_FILE): Likewise.
+ * emultempl/bfin.em: New.
+
+2010-11-16 Yasuaki Taniguchi <taniguchi.yasua@jp.fujitsu.com>
+
+ * emultempl/pe.em (_list_options): Correct typo.
+ * emultempl/pep.em (_list_options): Likewise.
+
+2010-11-08 Thomas Schwinge <thomas@schwinge.name>
+
+ * configure.host: Add stanza for *-*-gnu*.
+
+2010-11-05 Pierre Muller <muller@ics.u-strasbg.fr>
+
+ * emultempl/spuelf.em (new_tmp_file): Fix wrong first parameter.
+
+2010-11-05 Tristan Gingold <gingold@adacore.com>
+
+ * po/ld.pot: Regenerate
+ * po/POTFILES.in: Regenerate
+
+2010-11-05 Tristan Gingold <gingold@adacore.com>
+
+ * NEWS: Add marker for 2.21.
+
+2010-11-05 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ * plugin.h (plugin_active_plugins_p): New prototype.
+ (is_ir_dummy_bfd): Delete prototype.
+ * plugin.c: Fix formatting issues.
+ (is_ir_dummy_bfd): Make static.
+ (plugin_active_plugins_p): New function.
+ * ldfile.c (ldfile_try_open_bfd): Use it to save work if no plugins
+ are loaded. Always close file descriptor after claim handler returns.
+ * ldmain.c (add_archive_element): Likewise.
+
+2010-11-05 Alan Modra <amodra@gmail.com>
+
+ * ldlang.c (lang_add_section): Distinguish ELF treatment of NOLOAD.
+ (map_input_to_output_sections): Likewise.
+ (lang_size_sections_1): Likewise.
+ (IGNORE_SECTION): Don't test SEC_NEVER_LOAD.
+ (lang_check_section_addresses): Likewise.
+
+2010-11-04 Kai Tietz <kai.tietz@onevision.com>
+
+ * scripttempl/pe.sc (.debug_types): New.
+ * scripttempl/pep.sc: Likewise.
+
+2010-11-04 Alan Modra <amodra@gmail.com>
+
+ * plugin.c (is_ir_dummy_bfd): Don't segfault on NULL abfd.
+
+2010-11-03 Nick Clifton <nickc@redhat.com>
+
+ PR ld/12001
+ * ldlang.c (ldlang_def_chain_list): New variable. Contains a list
+ of symbols defined via the --defsym command line option and
+ currently waiting assignment.
+ (insert_defined): Add a defined symbol to the symbol table.
+ (ldlang_add_def): Add a entry to the ldlang_def_chain_list.
+ (lang_place_defineds): Walk ldlang_def_chain_list defining the
+ symbols.
+ (lang_process): Call lang_place_defineds.
+ (lang_add_assignment): If the assignment has come from a --defsym
+ command line option then call lang_add_def.
+
+2010-11-03 Alan Modra <amodra@gmail.com>
+
+ * Makefile.am (eelf64hppa.c): Correct dependencies.
+ * Makefile.in: Regenerate.
+
+2010-11-02 H.J. Lu <hongjiu.lu@intel.com>
+
+ * scripttempl/armbpabi.sc: Include compressed DWARF debug
+ sections.
+ * scripttempl/avr.sc: Likewise.
+ * scripttempl/elf32cr16.sc: Likewise.
+ * scripttempl/elf32crx.sc: Likewise.
+ * scripttempl/elf32msp430.sc: Likewise.
+ * scripttempl/elf32msp430_3.sc: Likewise.
+ * scripttempl/elf32sh-symbian.sc: Likewise.
+ * scripttempl/elf64hppa.sc: Likewise.
+ * scripttempl/elf_chaos.sc: Likewise.
+ * scripttempl/elfd10v.sc: Likewise.
+ * scripttempl/elfd30v.sc: Likewise.
+ * scripttempl/elfi370.sc: Likewise.
+ * scripttempl/elfm68hc11.sc: Likewise.
+ * scripttempl/elfm68hc12.sc: Likewise.
+ * scripttempl/elfxtensa.sc: Likewise.
+ * scripttempl/ip2k.sc: Likewise.
+ * scripttempl/iq2000.sc: Likewise.
+ * scripttempl/mep.sc: Likewise.
+ * scripttempl/mmo.sc: Likewise.
+ * scripttempl/v850.sc: Likewise.
+ * scripttempl/xstormy16.sc: Likewise.
+
+2010-10-29 H.J. Lu <hongjiu.lu@intel.com>
+
+ * ldfile.c (ldfile_try_open_bfd): Set BFD_DECOMPRESS after
+ bfd_openr returns.
+ * emultempl/elf32.em (gld${EMULATION_NAME}_try_needed): Likewise.
+
+ * scripttempl/elf.sc: Include compressed DWARF debug sections.
+
+2010-10-28 Alan Modra <amodra@gmail.com>
+
+ * ldfile.c (find_scripts_dir): Don't look in absolute SCRIPTDIR.
+
+2010-10-28 Matthias Klose <doko@ubuntu.com>
+
+ * ld.texinfo: Add directory section for info document.
+ * ldint.texinfo: Likewise.
+
+2010-10-28 Alan Modra <amodra@gmail.com>
+
+ * emultempl/ppc64elf.em (gld${EMULATION_NAME}_new_vers_pattern): For
+ --no-undefined-version, don't report dot sym versions added by ld.
+
+2010-10-28 Alan Modra <amodra@gmail.com>
+
+ * ldlang.h (ldlang_add_undef): Add cmdline param.
+ * ldlang.c (undef_from_cmdline): New var.
+ (ldlang_add_undef): Add cmdline param. Set undef_from_cmdline.
+ (lang_end): Really require -e or -u from command line on
+ relocatable --gc-sections.
+ * ldemul.c (after_parse_default): Adjust ldlang_add_undef call.
+ * ldgram.y (extern_name_list_body): Likewise.
+ * lexsup.c (parse_args): Likewise.
+ * emultempl/aix.em (gld${EMULATION_NAME}_read_file): Likewise.
+
+2010-10-25 Alan Modra <amodra@gmail.com>
+
+ * plugin.c (plugin_get_ir_dummy_bfd): Set bfd_use_reserved_id.
+ Formatting.
+
+2010-10-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * emulparams/elf32_sparc_sol2.sh (OUTPUT_FORMAT): Set to
+ elf32-sparc-sol2.
+ * emulparams/elf64_sparc_sol2.sh (OUTPUT_FORMAT): Set to
+ elf64-sparc-sol2.
+
+2010-10-22 Alan Modra <amodra@gmail.com>
+
+ * ldwrite.c (build_link_order <lang_data_statement_enum>): Don't
+ output when section has no contents.
+ (build_link_order <lang_reloc_statement_enum>): Likewise.
+
+2010-10-21 Joseph Myers <joseph@codesourcery.com>
+
+ * emulparams/elf32_tic6x_le.sh (ATTRS_SECTIONS): Use
+ .c6xabi.attributes, not __TI_build_attributes.
+
+2010-10-20 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ * plugin.c (get_symbols): Check symbol type correctly.
+
+2010-10-15 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ * configure.in: If <dlfcn.h> can't be found, try for <Windows.h>
+ * configure: Regenerate.
+ * config.in: Likewise.
+ * plugin.c [!HAVE_DLFCN_H && HAVE_WINDOWS_H] (dlopen): Provide
+ trival LoadLibrary-based replacement for Windows systems.
+ [!HAVE_DLFCN_H && HAVE_WINDOWS_H] (dlsym): Likewise trivial
+ replacement based on GetProcAddress.
+ [!HAVE_DLFCN_H && HAVE_WINDOWS_H] (dlsym): Likewise FreeLibrary.
+ * sysdep.h: Don't infer presence of <dlfcn.h> from ENABLE_PLUGINS
+ anymore, use its own guard.
+
+2010-10-15 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ * plugin.c (add_input_file): Take copy of input string.
+ (add_input_library): Likewise.
+ (set_extra_library_path): Likewise.
+
+2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ Apply LD plugin patch series (part 6/6).
+ * ldlang.c (load_symbols): Handle bfd subsitution when calling the
+ add_archive_element callback.
+ * ldmain.c (add_archive_element)[ENABLE_PLUGINS]: Offer the archive
+ member to the plugins and if claimed set "subsbfd" output parameter to
+ point to the dummy IR-only BFD.
+
+2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ Apply LD plugin patch series (part 5/6).
+ * plugin.c (asymbol_from_plugin_symbol): If the bfd is an ELF bfd,
+ find the elf symbol data and set the visibility in the st_other field.
+
+2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ Apply LD plugin patch series (part 4/6).
+ * ldlang.c (lang_process)[ENABLE_PLUGINS]: Move invocation of
+ plugin_call_all_symbols_read to before setting of gc_sym_list, and
+ open any new input files that may have been added during it.
+ * ldmain.c (multiple_definition)[ENABLE_PLUGINS]: Call out to
+ plugin_multiple_definition and let it have first say over what to do
+ with the clashing definitions.
+ * plugin.c (no_more_claiming): New boolean variable.
+ (plugin_cached_allow_multiple_defs): Likewise.
+ (add_input_file): Implement.
+ (add_input_library): Likewise.
+ (set_extra_library_path): Likewise.
+ (plugin_call_claim_file): Don't do anything when no_more_claiming set.
+ (plugin_call_all_symbols_read): Set it. Disable link info
+ "allow_multiple_definition" flag, but cache its value.
+ (plugin_multiple_definition): New function.
+ * plugin.h (plugin_multiple_definition): Add prototype.
+ * testplug.c (addfile_enum_t): New enumerated typedef.
+ (add_file_t): New struct typedef.
+ (addfiles_list): New variable.
+ (addfiles_tail_chain_ptr): Likewise.
+ (record_add_file): New function.
+ (parse_option): Parse "add:", "lib:" and "dir:" options and call it.
+ (onall_symbols_read): Iterate the list of new files, libs and dirs,
+ adding them.
+
+2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ Apply LD plugin patch series (part 3/6).
+ * ldmain.c (notice)[ENABLE_PLUGINS]: Call plugin_notice.
+ * plugin.c (non_ironly_hash): Add new bfd hash table.
+ (plugin_load_plugins): Exit early if no plugins to load. If plugins
+ do load successfully, set notice_all flag in link info.
+ (get_symbols): Implement.
+ (plugin_load_plugins): Exit early if no plugins to load, else after
+ loading plugins successfully enable notice_all mode.
+ (init_non_ironly_hash): Lazily init non_ironly_hash table.
+ (plugin_notice): Record symbols referenced from non-IR files in the
+ non_ironly_hash. Suppress tracing, cref generation and nocrossrefs
+ tracking for symbols from dummy IR bfds.
+ * plugin.h: Fix formatting.
+ (plugin_notice): Add prototype.
+ * testplug.c (dumpresolutions): New global var.
+ (parse_options): Accept "dumpresolutions".
+ (onall_symbols_read): Get syms and dump resolutions if it was given.
+
+2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ Apply LD plugin patch series (part 2/6).
+ * ldfile.c (ldfile_try_open_bfd)[ENABLE_PLUGINS]: Don't return early
+ during compat checks if they pass, instead offer any successfully
+ opened and accepted file to the plugin claim file hooks chain. Create
+ a dummy bfd to accept symbols added by the plugin, if the plugin
+ claims the file.
+ * ldlang.c (lang_process)[ENABLE_PLUGINS]: Call plugin all symbols
+ read hook chain before ldemul_after_open.
+ * ldlang.h (struct lang_input_statement_struct): Add new single-bit
+ 'claimed' flag.
+ * plugin.c (IRONLY_SUFFIX): New macro for dummy bfd file suffix.
+ (IRONLY_SUFFIX_LEN): Length of the above string.
+ (plugin_get_ir_dummy_bfd): New function to create the dummy bfd used
+ to store symbols for ir-only files.
+ (is_ir_dummy_bfd): New function to check if a bfd is ir-only.
+ (asymbol_from_plugin_symbol): New function converts symbol formats.
+ (add_symbols): Call it to convert plugin syms to bfd syms and add
+ them to the dummy bfd.
+ * plugin.h: Add missing include guards.
+ (plugin_get_ir_dummy_bfd): Add prototype.
+ (is_ir_dummy_bfd): Likewise.
+ * testplug.c (TV_MESSAGE): New helper macro.
+ (struct claim_file): New struct.
+ (claim_file_t): New typedef.
+ (tag_names[]): Make static and const.
+ (claimfiles_list): New variable.
+ (claimfiles_tail_chain_ptr): Likewise.
+ (last_claimfile): Likewise.
+ (record_claim_file): Record a file to claim on a singly-linked list.
+ (parse_symdefstr): Parse an ASCII representation of a symbol from a
+ plugin option into the fields of a struct ld_plugin_symbol.
+ (record_claimed_file_symbol): Use it to parse plugin option for
+ adding a symbol.
+ (parse_option): Parse claim file and add symbol options.
+ (dump_tv_tag): Use TV_MESSAGE.
+ (onload): Likewise.
+ (onclaim_file): Make static. Use TV_MESSAGE. Scan list of files to
+ claim and claim this file if required, adding any symbols specified.
+ (onall_symbols_read): Make static and use TV_MESSAGE.
+ (oncleanup): Likewise.
+
+2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ Apply LD plugin patch series (part 1/6).
+ * configure.in: Add AC_CHECKs for file io and dlfcn headers and
+ functions and AC_SEARCH for -ldl.
+ (enable_plugins): New shell variable set if above tests find dlopen
+ functionality.
+ (ENABLE_PLUGINS): Add related automake conditional.
+ * configure: Regenerate.
+ * config.in: Likewise.
+ * Makefile.am (PLUGIN_C): Declare plugin C source file, conditional
+ on ENABLE_PLUGINS being defined.
+ (PLUGIN_H): Likewise for header file.
+ (PLUGIN_OBJECT): Likewise for object file.
+ (PLUGIN_CFLAGS): Likewise -D flag required to compile plugin support.
+ (AM_CPPFLAGS): Use PLUGIN_CFLAGS.
+ (CFILES): Use PLUGIN_C.
+ (HFILES): Use PLUGIN_H.
+ (OFILES): Use PLUGIN_OBJECT.
+ (ld_new_SOURCES): Use PLUGIN_C.
+ (noinst_LTLIBRARIES)[ENABLE_PLUGINS]: Declare test plugin.
+ (libldtestplug_la_SOURCES)[ENABLE_PLUGINS]: Add automake definition
+ for test plugin.
+ (libldtestplug_la_CFLAGS)[ENABLE_PLUGINS]: Likewise.
+ (libldtestplug_la_LDFLAGS)[ENABLE_PLUGINS]: Likewise.
+ * Makefile.in: Regenerate.
+ * sysdep.h: Include stdarg.h, unistd.h and one of fcntl.h or
+ sys/file.h where available. Include dlfcn.h when ENABLE_PLUGINS.
+ (O_RDONLY): Supply default definition likewise to bfd's sysdep.h
+ (O_WRONLY): Likewise.
+ (O_RDWR): Likewise.
+ (O_ACCMODE): Likewise.
+ (O_BINARY): Likewise.
+ (SEEK_SET): Likewise.
+ (SEEK_CUR): Likewise.
+ (SEEK_END): Likewise.
+ * ldmisc.c (vfinfo): Make non-static. Add %p format char.
+ * ldmisc.h (vfinfo): Declare extern prototype.
+ * lexsup.c (enum option_values)[ENABLE_PLUGINS]: Add new entries for
+ OPTION_PLUGIN and OPTION_PLUGIN_OPT.
+ (ld_options[])[ENABLE_PLUGINS]: Add option data for the above two.
+ (parse_args)[ENABLE_PLUGINS]: Handle them, and load all plugins once
+ option parsing is complete.
+ * ldmain.c (main)[ENABLE_PLUGINS]: Call plugin cleanup hooks just
+ after lang_finish.
+ * plugin.c: New source file.
+ * plugin.h: Likewise new header.
+ * testplug.c: New source file.
+
+2010-10-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * emultempl/solaris2.em (elf_solaris2_before_allocation): Renamed
+ basever_syms to global_syms.
+ Emit global_syms into .dynamic section for all executables and
+ shared objects.
+ (elf_solaris2_after_allocation): New function.
+ (LDEMUL_AFTER_ALLOCATION): Use it.
+ * emulparams/solaris2.sh: New file.
+ * emulparams/elf32_sparc_sol2.sh: Use it.
+ * emulparams/elf64_sparc_sol2.sh: Likewise.
+ * emulparams/elf_i386_sol2.sh: Likewise.
+ * emulparams/elf_x86_64_sol2.sh: Likewise.
+ * Makefile.am (eelf32_sparc_sol2.c): Depend on
+ $(srcdir)/emulparams/solaris2.sh.
+ (eelf64_sparc_sol2.c): Likewise.
+ (eelf_x86_64_sol2.c): Likewise.
+ (eelf_i386_sol2.c): Likewise.
+ * Makefile.in: Regenerate.
+
+2010-10-06 Nick Clifton <nickc@redhat.com>
+
+ * ld.texinfo: Update description of computation of VMA and LMA
+ addresses for output sections.
+
2010-10-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* Makefile.am (ALL_64_EMULATIONS): Fix typo in last commit.