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2010-10-14Applied patch series for LD plugin interface (six parts).Dave Korn1-0/+1
[PATCH] Add infrastructure for plugin API; functionality to follow. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * plugin-api.h (LDPT_GNU_LD_VERSION): New ld_plugin_tag enum member. ld/ChangeLog: 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. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * ld-bootstrap/bootstrap.exp: Skip static tests also if LD plugins are enabled. * lib/ld-lib.exp (proc regexp_diff): Extend verbose debug output. (proc set_file_contents): Write a file with the supplied content. (run_ld_link_tests): Add new 'ld' action to test linker output. (proc check_plugin_api_available): Return true if linker under test supports the plugin API. * ld-plugin/func.c: New test source file. * ld-plugin/main.c: Likewise. * ld-plugin/text.c: Likewise. * ld-plugin/plugin-1.d: New dump test output pattern script. * ld-plugin/plugin-2.d: Likewise. * ld-plugin/plugin-3.d: Likewise. * ld-plugin/plugin-4.d: Likewise. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin.exp: New test control script. --- [PATCH] Implement claim file and all symbols read hooks and add symbols callback. ld/ChangeLog: 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. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ld-plugin/plugin-3.d: Enable regexes for new functionality. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin-6.d: New testcase. * ld-plugin/plugin-7.d: Likewise. * ld-plugin/plugin.exp: Use 'nm' on compiled test objects to determine whether symbols in plugin arguments need an underscore prefix. Add new plugin-6.d and plugin-7.d testcases. --- [PATCH] Implement get symbols callback. ld/ChangeLog: 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. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ld-plugin/plugin-8.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Implement add input file, add input lib and set extra lib path callbacks. ld/ChangeLog: 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. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ld-plugin/plugin-9.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Add ELF symbol visibility support to plugin interface. ld/ChangeLog: 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. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * ld-plugin/plugin-ignore.d: New dump test control script. * ld-plugin/plugin-vis-1.d: Likewise. * ld-plugin/plugin.exp: Add list of ELF-only tests and run them if testing on an ELF target. --- [PATCH] Add archive support to plugin interface. bfd/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * aoutx.h (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * cofflink.c (coff_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (coff_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * ecoff.c (read_ext_syms_and_strs): New function holds symbol-reading code factored-out from ecoff_link_check_archive_element. (reread_ext_syms_and_strs): Clear old symbols and call it. (ecoff_link_check_archive_element): Use the above. Handle substitute BFD if one is set by add_archive_element callback. (ecoff_link_add_archive_symbols): Likewise allow bfd substitution. * elflink.c (elf_link_add_archive_symbols): Likewise. * linker.c (generic_link_check_archive_element): Likewise. * pdp11.c (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * vms-alpha.c (alpha_vms_link_add_archive_symbols): Handle substitute BFD if one is set by add_archive_element callback. * xcofflink.c (xcoff_link_check_dynamic_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (xcoff_link_check_ar_symbols): Likewise. (xcoff_link_check_archive_element): Handle bfd substitution if it was set by callback in the above. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * bfdlink.h (struct_bfd_link_callbacks): Document new argument to add_archive_element callback used to return a replacement bfd which is to be added to the hash table in place of the original element. ld/ChangeLog: 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. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ld-plugin/plugin-10.d: New dump test control script. * ld-plugin/plugin-11.d: Likewise. * ld-plugin/plugin.exp: Run them. ---
2009-09-02update copyright datesAlan Modra1-1/+1
2007-07-06Update sources to GPLv3Nick Clifton1-7/+7
2007-04-19 * ldcref.c (cref_fill_array): Call bfd_demangle rather than demangle.Alan Modra1-2/+1
* ldlang.c (lang_one_common): Likewise. * ldmisc.c (vfinfo): Likewise. (demangle): Delete. * ldmisc.h (demangle): Delete. * Makefile.am: Run "make dep-am". * Makefile.in: Regenerate.
2005-05-12Update FSF addressesNick Clifton1-2/+2
2004-08-13bfd/Alan Modra1-2/+1
* bfd.c (_bfd_default_error_handler): Handle %A and %B. (bfd_archive_filename, bfd_get_section_ident): Delete. * ecofflink.c (bfd_ecoff_debug_accumulate_other): Don't call bfd_archive_filename. * elflink.c (elf_link_input_bfd): Don't use callbacks->error_handler to warn about symbols in discarded sections. Use _bfd_error_handler. * aout-adobe.c (aout_adobe_callback): See below. * aout-cris.c (swap_ext_reloc_in): .. * coff-arm.c (find_thumb_glue, find_arm_glue, coff_arm_relocate_section, bfd_arm_process_before_allocation, coff_arm_merge_private_bfd_data, _bfd_coff_arm_set_private_flags, coff_arm_copy_private_bfd_data): .. * coff-i860.c (i860_reloc_processing): .. * coff-mcore.c (mcore_coff_unsupported_reloc, coff_mcore_relocate_section): .. * coff-ppc.c (coff_ppc_relocate_section): .. * coff-rs6000.c (xcoff_create_csect_from_smclas * coff-sh.c (sh_relax_section, sh_relax_delete_bytes, sh_swap_insns, sh_relocate_section): .. * coff-tic54x.c (tic54x_reloc_processing): .. * coff-tic80.c (coff_tic80_relocate_section): .. * coff64-rs6000.c (xcoff64_create_csect_from_smclas): .. * coffcode.h (styp_to_sec_flags, coff_slurp_line_table, coff_slurp_symbol_table, coff_classify_symbol, coff_slurp_reloc_table): .. * coffgen.c (_bfd_coff_read_string_table): .. * cofflink.c (coff_link_add_symbols, _bfd_coff_link_input_bfd, _bfd_coff_generic_relocate_section): .. * cpu-arm.c (bfd_arm_merge_machines): .. * cpu-sh.c (sh_merge_bfd_arch): .. * elf-hppa.h (elf_hppa_relocate_section): .. * elf.c (bfd_elf_string_from_elf_section, setup_group, _bfd_elf_setup_group_pointers, bfd_section_from_shdr, assign_section_numbers, _bfd_elf_symbol_from_bfd_symbol, copy_private_bfd_data, _bfd_elf_validate_reloc): .. * elf32-arm.h (find_thumb_glue, find_arm_glue, bfd_elf32_arm_process_before_allocation, elf32_thumb_to_arm_stub, elf32_arm_to_thumb_stub, elf32_arm_final_link_relocate, elf32_arm_relocate_section, elf32_arm_set_private_flags, elf32_arm_copy_private_bfd_data, elf32_arm_merge_private_bfd_data): .. * elf32-cris.c (cris_elf_relocate_section, cris_elf_check_relocs, cris_elf_merge_private_bfd_data * elf32-frv.c (elf32_frv_relocate_section, elf32_frv_check_relocs): .. * elf32-gen.c (elf32_generic_link_add_symbols): .. * elf32-hppa.c (hppa_add_stub, hppa_build_one_stub, elf32_hppa_check_relocs, get_local_syms, final_link_relocate, elf32_hppa_relocate_section): .. * elf32-i370.c (i370_elf_merge_private_bfd_data, i370_elf_check_relocs, i370_elf_relocate_section): .. * elf32-i386.c (elf_i386_info_to_howto_rel, elf_i386_check_relocs, elf_i386_relocate_section): .. * elf32-m32r.c (m32r_elf_relocate_section, m32r_elf_merge_private_bfd_data): .. * elf32-m68hc1x.c (m68hc12_add_stub, _bfd_m68hc11_elf_merge_private_bfd_data): .. * elf32-m68k.c (elf_m68k_relocate_section): .. * elf32-mcore.c (mcore_elf_unsupported_reloc, mcore_elf_relocate_section): .. * elf32-ppc.c (ppc_elf_merge_private_bfd_data, bad_shared_reloc, ppc_elf_check_relocs, ppc_elf_relocate_section, ppc_elf_begin_write_processing): .. * elf32-s390.c (elf_s390_check_relocs, invalid_tls_insn, elf_s390_relocate_section): .. * elf32-sh-symbian.c (sh_symbian_import_as, sh_symbian_process_embedded_commands, sh_symbian_relocate_section): .. * elf32-sh.c (sh_elf_relax_section, sh_elf_relax_delete_bytes, sh_elf_swap_insns, sh_elf_relocate_section, sh_elf_check_relocs, sh_elf_merge_private_data): .. * elf32-sparc.c (elf32_sparc_check_relocs, elf32_sparc_relocate_section, elf32_sparc_merge_private_bfd_data): .. * elf32-v850.c (v850_elf_check_relocs, v850_elf_merge_private_bfd_data): .. * elf32-xtensa.c (elf_xtensa_check_relocs, elf_xtensa_relocate_section, elf_xtensa_merge_private_bfd_data): .. * elf64-alpha.c (elf64_alpha_relax_with_lituse, elf64_alpha_relax_got_load, elf64_alpha_size_got_sections, elf64_alpha_relocate_section_r, elf64_alpha_relocate_section): .. * elf64-gen.c (elf64_generic_link_add_symbols): .. * elf64-ppc.c (ppc64_elf_merge_private_bfd_data, ppc_add_stub, ppc64_elf_check_relocs, ppc64_elf_edit_opd, ppc64_elf_relocate_section): .. * elf64-s390.c (elf_s390_check_relocs, invalid_tls_insn, elf_s390_relocate_section): .. * elf64-sh64.c (sh_elf64_relocate_section): .. * elf64-sparc.c (sparc64_elf_check_relocs, sparc64_elf_add_symbol_hook, sparc64_elf_relocate_section, sparc64_elf_merge_private_bfd_data): .. * elf64-x86-64.c (elf64_x86_64_check_relocs, elf64_x86_64_relocate_section): .. * elflink.c (_bfd_elf_add_default_symbol, _bfd_elf_link_assign_sym_version, elf_link_read_relocs_from_section, _bfd_elf_link_output_relocs, elf_link_add_object_symbols, bfd_elf_size_dynamic_sections, elf_link_output_extsym, elf_get_linked_section_vma, elf_fixup_link_order, bfd_elf_final_link, bfd_elf_gc_record_vtinherit, bfd_elf_gc_record_vtinherit, _bfd_elf_section_already_linked): .. * elfxx-ia64.c (elfNN_ia64_relax_section, elfNN_ia64_relocate_section, elfNN_ia64_merge_private_bfd_data): .. * elfxx-mips.c (mips_elf_perform_relocation, _bfd_mips_elf_check_relocs, _bfd_mips_elf_merge_private_bfd_data): .. * ieee.c (ieee_slurp_external_symbols): .. * ihex.c (ihex_bad_byte, ihex_scan, ihex_read_section): .. * libbfd.c (_bfd_generic_verify_endian_match): .. * linker.c (_bfd_generic_link_add_one_symbol, _bfd_generic_section_already_linked): .. * pdp11.c (translate_to_native_sym_flags): .. * pe-mips.c (coff_pe_mips_relocate_section): .. * peicode.h (pe_ILF_build_a_bfd): .. * srec.c (srec_bad_byte): .. * stabs.c (_bfd_link_section_stabs): .. * xcofflink.c (xcoff_link_add_symbols, xcoff_link_input_bfd): .. Replace all uses of bfd_archive_filename and bfd_get_section_ident with corresponding %B and %A in _bfd_error_handler format string. Replace occurrences of "fprintf (stderr," with _bfd_error_handler calls to use %A and %B. Fix "against symbol .. from section" and similar error messages. Combine multiple _bfd_error_handler calls where they were separated due to bfd_archive_filename deficiencies. * bfd-in2.h: Regenerate. include/ * bfdlink.h (struct bfd_link_callbacks): Remove "error_handler". (LD_DEFINITION_IN_DISCARDED_SECTION): Delete. ld/ * ldmain.c (link_callbacks): Remove "error_handler". * ldmisc.c: Include elf-bfd.h. (vfinfo): Sort comment. Handle %A. Use %A instead of bfd_get_section_indent. (error_handler): Delete. * ldmisc.h (error_handler): Delete declaration.
2003-06-28Convert to C90Alan Modra1-14/+14
2003-04-24include/H.J. Lu1-0/+1
* bfdlink.h (bfd_link_callbacks): Add error_handler. ld/ * ldmain.c (link_callbacks): Initialize error_handler. * ldmisc.c (error_handler): New function. * ldmisc.h (error_handler): New prototype.
2001-09-26 * ldmisc.c (USE_STDARG): Remove.Alan Modra1-15/+4
(info_msg): Define using VPARAMS, VA_OPEN, VA_FIXEDARG, VA_CLOSE. (einfo): Likewise. (minfo): Likewise. (lfinfo): Likewise. * ldmisc.h: Remove #ifdef ANSI_PROTOTYPES and non-ansi declarations. Update copyright.
2001-05-022001-05-02 H.J. Lu <hjl@gnu.org>H.J. Lu1-1/+0
* ldfile.c: Include "libiberty.h". * ldlex.l: Likewise. * ldmisc.c (buystring): Removed. * ldmisc.h: Likewise. * ldfile.c: Replace buystring with xstrdup. * ldlang.c: Likewise. * ldlex.l: Likewise. * ldmain.c: Likewise. * ldmisc.c: Likewise. * lexsup.c: Likewise. * mpw-eppcmac.c: Likewise.
2001-03-13Fixtypos in ChangeLogs, fix copyright dates in filesNick Clifton1-1/+2
1999-05-0319990502 sourceware importbinu_ss_19990502Richard Henderson1-0/+56