Commit Graph

156 Commits

Author SHA1 Message Date
Alan Modra 270396f296 * ldmisc.c (vfinfo): Add %H.
* ldmain.c (reloc_overflow): Use %H rather than %C.
	(reloc_dangerous, unattached_reloc): Likewise.
2011-05-23 06:13:35 +00:00
Alan Modra 16d96b5b8f PR ld/12760
include/
	* bfdlink.h (struct bfd_link_callbacks <notice>): Add "flags" and
	"string" param.
bfd/
	* coff-aux.c (coff_m68k_aux_link_add_one_symbol): Adjust "notice" call.
	* elflink.c (elf_link_add_object_symbols): Likewise.
	* linker.c (_bfd_generic_link_add_one_symbol): Likewise.
ld/
	* ldmain.c (notice): Add "flags" and "string" param.
	* plugin.c (plugin_notice): Likewise.  Handle indirect, warning
	and constructor syms.
2011-05-17 13:02:18 +00:00
Alan Modra 35ed3f940b PR ld/12365
PR ld/12696
include/
	* bfdlink.h (ENUM_BITFIELD): Define.
	(struct bfd_link_hash_entry): Make "type" a bitfield.  Add "non_ir_ref".
	(struct bfd_link_callbacks <notice>): Pass bfd_link_hash_entry pointer
	rather than "name".
bfd/
	* coff-aux.c (coff_m68k_aux_link_add_one_symbol): Update "notice" call.
	* linker.c (_bfd_link_hash_newfunc): Clear bitfields.
	(_bfd_generic_link_add_one_symbol): Update "notice" call.
	* elflink.c (_bfd_elf_merge_symbol): Don't skip weak redefs when
	it is a redef of an IR symbol in a real BFD.
ld/
	* ldmain.c (notice): Delete "name" param, add "h".
	* plugin.c (plugin_notice): Likewise.  Set non_ir_ref.  Handle
	redefinitions of IR symbols in real BFDs.
	(plugin_multiple_definition, plugin_multiple_common): Delete.
	(non_ironly_hash, init_non_ironly_hash): Delete.
	(is_visible_from_outside): Traverse entry_symbol chain.
	(get_symbols): Use non_ir_ref flag rather than hash lookup.
2011-04-24 10:02:14 +00:00
Alan Modra 02d002477b PR ld/12365
bfd/
	* elfcode.h (elf_slurp_symbol_table): Put common plugin IR symbols
	in their own common section.
	* elflink.c (elf_link_add_object_symbols): Likewise.
	* linker.c (generic_link_check_archive_element): Don't lose flags
	if common section is pre-existing.
	(_bfd_generic_link_add_one_symbol): Likewise.
ld/
	* ldfile.c (ldfile_try_open_bfd): Move code creating and switching
	to plugin IR BFD..
	* ldmain.c (add_archive_element): ..and similar code here..
	* plugin.c (plugin_maybe_claim): ..to here.  New function.
	(plugin_call_claim_file): Make static.
	(asymbol_from_plugin_symbol): Set ELF st_shndx for common syms.
	(plugin_multiple_common): New function.
	(plugin_call_all_symbols_read): Hook in plugin_multiple_common.
	* plugin.h (plugin_call_claim_file): Don't declare.
	(plugin_maybe_claim): Declare.
2011-04-20 00:22:08 +00:00
Alan Modra 24f58f47de PR ld/12365
include/
	* bfdlink.h (struct bfd_link_callbacks): Modify multiple_definition
	and multiple_common parameters to pass in a bfd_link_hash_entry
	pointer rather than name,bfd etc. found in the hash entry.
bfd/
	* elflink.c (_bfd_elf_merge_symbol): Update multiple_common calls.
	* linker.c (_bfd_generic_link_add_one_symbol): Likewise.  Call
	multiple_definition regardless of allow_multiple_definition.
	* simple.c (simple_dummy_multiple_definition): Update.
	* xcofflink.c (xcoff_link_add_symbols): Update multiple_definition
	calls.
ld/
	* ldmain.c (multiple_definition): Take a bfd_link_hash_entry
	pointer arg rather than "name", "obfd", "osec", "oval".  Add code
	removed from linker.c.  Hack around xcofflink.c oddity in
	passing NULL nbfd.
	(multiple_common): Similarly.
	* plugin.c (orig_allow_multiple_defs): Delete.
	(plugin_call_all_symbols_read): Don't twiddle allow_multiple_definition.
	(plugin_multiple_definition): Update.
2011-04-20 00:11:33 +00:00
Alan Modra 9e2278f567 PR ld/12365
PR ld/12672
bfd/
	* bfd.c (BFD_PLUGIN): Define.
	(BFD_FLAGS_SAVED, BFD_FLAGS_FOR_BFD_USE_MASK): Add BFD_PLUGIN.
	* bfd-in2.h: Regenerate.
	* elflink.c (elf_link_output_extsym): Strip undefined plugin syms.
	* opncls.c (bfd_make_readable): Don't lose original bfd flags.
ld/
	* ldfile.c (ldfile_try_open_bfd): Don't attempt any plugin action
	when no_more_claiming.
	* ldmain.c (add_archive_element): Likewise.
	(multiple_definition): Remove plugin_multiple_definition call.
	(notice): Remove plugin_notice call.
	* ldlang.c (lang_list_insert_after, void lang_list_remove_tail): Move.
	Delete prototype.
	(plugin_insert): New static var.
	(open_input_bfds): Only rescan libs after plugin insert point.
	(lang_gc_sections): Omit plugin claimed files.
	(lang_process): Set plugin_insert.  Only rescan when plugin adds
	objects.
	* plugin.h (no_more_claiming): Declare.
	(plugin_notice, plugin_multiple_definition): Don't declare.
	* plugin.c: Formatting.
	(orig_notice_all, orig_allow_multiple_defs, orig_callbacks,
	plugin_callbacks): New static vars.
	(no_more_claiming): Make global.
	(plugin_cached_allow_multiple_defs): Delete.
	(plugin_get_ir_dummy_bfd): Set SEC_EXCLUDE on dummy .text section,
	use newer bfd_make_section variant.  Make COMMON section too.
	Error handling.  Correct setting of gp size.
	(asymbol_from_plugin_symbol): Properly cast last arg of concat.
	(message): Likewise for ACONCAT.
	(asymbol_from_plugin_symbol): Use our COMMON section.
	(get_symbols): When report_plugin_symbols, show visibility too.
	(init_non_ironly_hash): Move.  Don't test non_ironly_hash.
	(plugin_load_plugins): Save state of linker callbacks, set up to
	call plugin_notice instead.  Call init_non_ironly_hash here.
	(plugin_call_all_symbols_read): Set plugin_multiple_definition in
	plugin callbacks.
	(plugin_notice): Rewrite.
	(plugin_multiple_definition): Make static, call original callback.
ld/testsuite/
	* ld-plugin/plugin-7.d: Adjust for plugin changes.
	* ld-plugin/plugin-8.d: Likewise.
	* ld-plugin/plugin.exp: Pass --verbose=2 for visibility test, and
	compare ld output to..
	* ld-plugin/plugin-12.d: New.
2011-04-17 23:15:13 +00:00
Dave Korn 8543fde54a [PATCH] Revise linker plugin API to better preserve link order.
ld/ChangeLog:

2011-03-10  Dave Korn  <dave.korn.cygwin@gmail.com>

	* ldlang.h (lang_input_statement_type): Add new 'claim_archive' flag,
	wrapping both it and 'claim' flag in #ifdef ENABLE_PLUGINS.
	* ldmain.c (add_archive_element): Set it if the member is claimed.
	* ldlang.c (new_afile): Initialise claim_archive and claimed members.
	(find_replacements_insert_point): New helper function.
	(lang_process): After adding and opening replacement files passed
	from plugin, splice them into correct place in statement list and
	file chains to preserve critical link order.
	(lang_list_insert_after): New helper function.
	(lang_list_remove_tail): Likewise.
2011-03-10 10:25:02 +00:00
Alan Modra 498cd2a0fd * ldmain.c (remove_output): Rename to..
(ld_cleanup): ..this. Call bfd_cache_close_all and plugin_call_cleanup.
	(main): Adjust.
	* plugin.c (plugin_call_cleanup): Make global.
	(plugin_load_plugins): Don't register plugin_call_cleanup with xatexit.
	* plugin.h (plugin_call_cleanup): Declare.
2011-02-14 09:53:15 +00:00
Alan Modra e922bcabdf * ldmain.c (main): Flush stdout before and stderr after printing
message.
	* ldmisc.c (einfo): Similarly.
	* plugin.c (message): Likewise.
	* emultempl/ppc64elf.em: Likewise.
	* emultempl/xtensaelf.em: Likewise.
	* emulparams/elf32mcore.sh: Use einfo rather than printf.
	* emultempl/beos.em: Likewise.
	* emultempl/pe.em: Likewise.
	* emultempl/pep.em: Likewise.
2011-01-14 12:37:17 +00:00
H.J. Lu e73d965c22 Call xatexit with plugin_call_cleanup.
2010-12-06  H.J. Lu  <hongjiu.lu@intel.com>
	    Dmitry Gorbachev  <d.g.gorbachev@gmail.com>

	PR ld/12289
	* ldmain.c (main): Don't call plugin_call_cleanup.

	* plugin.c (plugin_call_cleanup): Make it static.
	(message): Don't call plugin_call_cleanup.
	(plugin_load_plugins): Call xatexit with plugin_call_cleanup.
2010-12-06 12:44:51 +00:00
H.J. Lu f84854b643 Re-indent plugin code.
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.
2010-11-21 20:36:25 +00:00
Dave Korn d44ad554d4 * 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 07:20:07 +00:00
Dave Korn 5d3236eea0 Applied patch series for LD plugin interface (six parts).
[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.
---
2010-10-14 01:31:33 +00:00
Nick Clifton 91d6fa6a03 Add -Wshadow to the gcc command line options used when compiling the binutils.
Fix up all warnings generated by the addition of this switch.
2009-12-11 13:42:17 +00:00
Nick Clifton 28d5f67740 PR ld/10956
* ld.h (struct args_type): Rename 'relax' field to
        'disable_target_specific_optimizations' and turn it into a
        tri-state variable.
        (RELAXATION_DISABLED_BY_DEFAULT): New macro.
        (RELAXATION_DISABLED_BY_USER): New macro.
        (RELAXATION_ENABLED): New macro.
        (DISABLE_RELAXATION): New macro.
        (ENABLE_RELAXATION): New macro.
        * lexsup (enum option_values): Add OPTION_NO_RELAX.
        (struct ld_options): Add --no-relax.
        (parse_args): Handle OPTION_NO_RELAX.  Use DISABLE_RELAXATION and
        ENABLE_RELAXATION macros.
        * ldlang.c (lang_relax_sections): Use RELAXATION_ENABLED macro.
        (lang_process): Likewise.
        * ldmain.c (main): Initialise
        disable_target_specific_optimizations field.
        (multiple_definition): Use RELAXATION_ENABLED macro.
        * ld.texinfo: Document new command line option.
        * emultempl/alphaelf.em: Remove --no-relax option.
        (before_allocation): Test RELAXATION_DISABLED_BY_USER macro.
        Use ENABLE_RELAXATION macro.
        * emultempl/avrelf.em: (after_allocation): Test RELAXATION_ENABLED
        macro.
        * emultempl/cr16elf.em: Remove --no-relax option.
        (before_allocation): Test RELAXATION_DISABLED_BY_USER macro.
        Use ENABLE_RELAXATION macro.
        * emultempl/crxelf.em: Remove --no-relax option.
        (before_allocation): Test RELAXATION_DISABLED_BY_USER macro.
        Use ENABLE_RELAXATION macro.
        * emultempl/mmix-elfnmmo.em: (before_allocation): Use
        ENABLE_RELAXATION macro.
        * emultempl/needrelax.em: (before_allocation): Use
        ENABLE_RELAXATION macro.
        * emultempl/ppc32elf.em: (before_allocation): Test
        RELAXATION_DISABLED_BY_DEFAULT macro. Use
        ENABLE_RELAXATION macro.
        * emultempl/sh64elf.em: (before_allocation): Test
        RELAXATION_ENABLED macro. Use DISABLE_RELAXATION macro.
        * emultempl/xtensaelf.em: Remove --no-relax option.
        (before_allocation): Test RELAXATION_ENABLED macro.
        Use ENABLE_RELAXATION macro.
2009-11-26 13:45:25 +00:00
H.J. Lu df856bcc4d 2009-11-06 H.J. Lu <hongjiu.lu@intel.com>
PR ld/10912
	* ldmain.c (add_DT_NEEDED_for_dynamic): Default to TRUE.
2009-11-06 16:50:59 +00:00
Nick Clifton ddbb8a31d5 * lexsup.c: Rename --add-needed to --copy-dt-needed-entries.
* ldlang.h (struct lang_input_statement_struct): Rename add_needed
        to add_DT_NEEDED_for_dynamic.  Rename as_needed to
        add_DT_NEEDED_for_regular.
        * ldlang.c: Likewise.
        * ldlang.h: Likewise.
        * ldlang.c: Use the new variable names.
        * ldgram.y: Likewise.
        * emultempl/elf32.em: Likewise.
        * ld.texinfo: Document the renamed option.  Also mention its
        affect on the resolution of dynamic symbols.
        * NEWS: Mention the changed option name.
2009-11-05 15:35:50 +00:00
Nick Clifton 1e9cc1c27b * po/bfd.pot: Updated by the Translation project.
* po/binutils.pot: Updated by the Translation project.
        * po/gold.pot: Updated by the Translation project.
        * po/gold.pot: Updated by the Translation project.
        * po/gprof.pot: Updated by the Translation project.
        * po/sv.po: Updated Swedish translation.
        * po/ld.pot: Updated by the Translation project.
        * po/fi.po: Updated Finnish translation.
        * po/ld.pot: Updated by the Translation project.
        * po/fi.po: Updated Finnish translation.

        Updated sources to compile cleanly with -Wc++-compat:
        * basic_blocks.c: Add casts.
        * cg_dfn.c: Add cast.
        * corefile.c: Add casts.
        * gmon_io.c: Add casts.
        * hist.c: Add cast.
        * source.c: Add cast.
        * sym_ids.c (struct match): Moved to top level.

        Updated soruces in ld/* to compile cleanly with -Wc++-compat:
        * ld.h (enum endian_enum,enum symbolic_enum,enum dynamic_list_enum): Move to top level.
        * ldcref.c: Add casts.
        * ldctor.c: Add casts.
        * ldexp.c
        * ldexp.h (enum node_tree_enum,enum phase_enum): Move to top level.
        * ldlang.c: Add casts. (lang_insert_orphan): Use enum name instead of integer.
        * ldlang.h (enum statement_enum): Move to top level.
        * ldmain.c: Add casts.
        * ldwrite.c: Add casts.
        * lexsup.c: Add casts. (enum control_enum): Move to top level.
        * mri.c: Add casts. (mri_draw_tree): Use enum name instead of integer.

        Updated sources to compile cleanly with -Wc++-compat:
        * basic_blocks.c: Add casts.
        * cg_dfn.c: Add cast.
        * corefile.c: Add casts.
        * gmon_io.c: Add casts.
        * hist.c: Add cast.
        * source.c: Add cast.
        * sym_ids.c (struct match): Moved to top level.

        * as.c (main): Call dwarf2_init.
        * config/obj-elf.c (struct group_list): New field.
        (build_group_lists): Use hash lookup.
        (free_section_idx): New function.
        (elf_frob_file): Adjust.
        * dwarf2dbg.c (all_segs_hash, last_seg_ptr): New variables.
        (get_line_subseg): Adjust.
        (dwarf2_init): New function.
        * dwarf2dbg.h (dwarf2_init): New declaration.
2009-09-11 15:27:38 +00:00
Alan Modra aa820537ea update copyright dates 2009-09-02 07:25:43 +00:00
Alan Modra 8be573a79b PR ld/10569
* ldexp.c (fold_name <MAXPAGESIZE>): Return config.maxpagesize.
	(fold_name <COMMONPAGESIZE>): Similarly.
	* ldlang.c (output_target): Make global.
	* ldlang.h (output_target): Declare.
	* ldmain.c (main): Set config.maxpagesize from bfd_emul_get_maxpagesize.
	Similarly for config.commonpagesize.
	* ldemul.c (set_output_arch_default): Call bfd_emul_set_maxpagesize
	and bfd_emul_set_commonpagesize.
	* emultempl/elf32.em (gld${EMULATION_NAME}_handle_option): Don't call
	bfd_emul_set_maxpagesize or bfd_emul_set_commonpagesize here.
2009-08-30 05:47:43 +00:00
Nathan Sidwell c8a1f2548b bfd/
* elf32-ppc.c (ppc_elf_relax_section): Work with a partial
	link.
	* bout.c (b_out_bfd_relax_section): Reject relocatable links.
	* elf32-m10300.c (mn10300_elf_relax_section): Likewise.
	* elf32-avr.c (elf32_avr_relax_section): Likewise.
	* elf32-frv.c (elf32_avr_relax_section): Likewise.
	* elf32-xtensa.c (elf_xtensa_relax_section): Likewise.
	* elf64-mmix.c (mmix_elf_relax_section): Likewise.
	* elfxx-ia64.c (elfNN_ia64_relax_section): Likewise.
	* elfxx-sparc.c (_bfd_sparc_elf_relax_section): Likewise.
	* reloc.c (bfd_generic_relax_section): Likewise.
	* reloc16.c (bfd_coff_reloc16_relax_section): Likewise.
	* vms.c (vms_bfd_relax_section): Likewise.

	ld/
	* ldmain.c (main): Don't reject --relax -r.
	* ld.texinfo (PowerPC ELF32): Document behaviour of relaxing
	partial links.

	ld/testsuite/
	* ld-powerpc/vxworks-relax-2.s: New.
	* ld-powerpc/vxworks-relax-2.rd: New.
	* ld-powerpc/powerpc.exp: Add it.
2009-05-27 13:31:24 +00:00
Kazu Hirata 7d24f02c67 * ld.texinfo (-L): Mention that -L options do not affect how ld
searches for a linker script unless -T option is specified.
	* ldfile.c (ldfile_find_command_file): Append the path obtained
	from the program name to the search path instead of
	prepending. Add a new parameter "default_only". Restrict the
	search to the default script location if the new parameter is
	true.
	(ldfile_open_command_file_1): New.
	(ldfile_open_command_file): Call ldfile_open_command_file_1.
	(ldfile_open_default_command_file): New.
2009-04-06 00:47:09 +00:00
Nathan Sidwell 02b0b1aa77 * lexsup.c (parse_args): Set check_section_addresses to 1 or 0.
* ld.h (args_type): Make check_section_addresses a char.
	ldlang.c (lang_process): Don't consider relocatable flag when
	checking for overlap.
	* ldmain.c (main): Default check_section_addresses to -1. Check it
	for relocatable links.
	* ld.texinfo (--check-sections): Update documentation.
2009-01-26 15:23:39 +00:00
Alan Modra 5c1d2f5f4c bfd/
* bfd.c (struct _bfd): Correct outsymbols comment.
	* bfd-in2.h: Regenerate.
	* linker.c (bfd_generic_link_read_symbols): Renamed from..
	(generic_link_read_symbols): ..this, and made global.

include/
	* bfdlink.h (bfd_generic_link_read_symbols): Declare.
ld/
	PR 6478
	* ldcref.c (check_local_sym_xref): Use bfd_generic_link_read_symbols.
	Don't free symbol pointer array.
	(check_refs): Likewise.
	* ldmain.c (warning_callback): Likewise.
	* ldmisc.c (vfinfo): Likewise.
	* pe-dll.c (process_def_file): Likewise.
	(pe_walk_relocs_of_symbol, generate_reloc): Likewise.
	* emultempl/pe.em (pe_find_data_imports): Likewise.
	(gld_${EMULATION_NAME}_after_open): Likewise.
	* emultempl/pep.em (pep_find_data_imports): Likewise.
	(gld_${EMULATION_NAME}_after_open): Likewise.
	* ldlang.h (lang_input_statement_type): Delete asymbols, symbol_count,
	passive_position, closed.
	* ldlang.c (new_afile): Don't set asymbols and symbol_count.
	* ldmain.c (add_archive_element): xcalloc lang_input_statement_type.
2008-08-17 03:12:50 +00:00
Alan Modra a8caa2450b PR 6753
* ldmain.c (check_for_scripts_dir, set_scripts_dir): Delete.
	(main): Don't set_scripts_dir here.
	* ldfile.c (check_for_scripts_dir, find_scripts_dir): New functions,
	largely based on ldmain.c versions.
	(ldfile_find_command_file): Set up search in script dir here without
	affecting library search.
	* Makefile.am (ldmain.o): No need to define SCRIPTDIR.
	(ldfile.o): New rule.
	* Makefile.in: Regenerate.
2008-08-09 10:15:39 +00:00
Jie Zhang 1bac266e85 Revert my last change since it has not been approved. 2008-07-12 08:54:13 +00:00
Jie Zhang 8c68457827 bfd/
* elf.c (_bfd_elf_map_sections_to_segments): Don't put
	executable sections into the same segment with other
	read only sections if --sep-code.
	* elf32-bfin.c (elf32_bfin_code_in_l1): New variable.
	(elf32_bfin_data_in_l1): New variable.
	(elf32_bfin_final_write_processing): New.
	(elf32_bfin_special_sections[]): New.
	(elf_backend_final_write_processing): Define.
	(elf_backend_special_sections): Define.

	binutils/
	* readelf.c (get_machine_flags): Deal with Blackfin specific
	flags.

	include/
	* bfdlink.h (struct bfd_link_info): Add sep_code member
	variable.
	* elf/bfin.h (EF_BFIN_CODE_IN_L1): Define.
	(EF_BFIN_DATA_IN_L1): Define.

	ld/
	* Makefile.am (eelf32bfin.c): Depend on bfin.em.
	(eelf32bfinfd.c): Likewise.
	* Makefile.in: Regenerate.
	* gen-doc.texi: Set Blackfin.
	* ld.texinfo: Document --sep-code and Blackfin specific
	options.
	* ldmain.c (main): Initialize link_info.sep_code.
	* lexsup.c (enum option_values): Add OPTION_SEP_CODE.
	(ld_options[]): Add --sep-code.
	(parse_args): Deal with --sep-code.
	* emulparams/bfin.sh (EXTRA_EM_FILE): Define.
	* emulparams/elf32bfinfd.sh (OTHER_SECTIONS): Define.
	* emultempl/bfin.em: New file.
2008-07-11 19:24:39 +00:00
Alan Modra 967928e916 * NEWS: Mention archive:path patterns.
* ld.texinfo: Likewise.
	* ldlang.c: Formatting throughout.
	(archive_path): Only assume "[A-Za-z]:" is a dos drive.
	(input_statement_is_archive_path): New function, extracted from..
	(walk_wild): ..here.
	(walk_wild_consider_section): Match archive:path here too.
	(init_map_userdata, sort_def_symbol): Convert to ISO C.
	* ldmain.c (main): Set link_info.path_separator.
	* emultempl/spuelf.em (choose_target): Don't set it here.
2008-06-07 11:35:46 +00:00
Alan Modra f13a99db51 include/
* bfdlink.h (struct bfd_link_hash_table): Delete creator field.
	(struct bfd_link_info): Add output_bfd.
bfd/
	* elflink.c: Replace all accesses to hash->creator field with
	output_bfd->xvec.
	* cofflink.c: Likewise.
	* coff-h8300.c: Likewise.
	* ecoff.c: Likewise.
	* elf32-m68hc1x.c: Likewise.
	* elf32-ppc.c: Likewise.
	* elf64-alpha.c: Likewise.
	* elf64-ppc.c: Likewise.
	* elf64-sparc.c: Likewise.
	* elfxx-mips.c: Likewise.
	* i386linux.c: Likewise.
	* m68klinux.c: Likewise.
	* sparclinux.c: Likewise.
	* sunos.c: Likewise.
	* xcofflink.c: Likewise.
	* linker.c: Likewise.
	(_bfd_link_hash_table_init): Don't store creator.
ld/
	* ldmain.h (output_bfd): Delete.
	* ldmain.c (output_bfd): Delete.
	Replace all occurrences of output_bfd with link_info.output_bfd.
	* ldcref.c: Likewise.
	* ldctor.c: Likewise.
	* ldemul.c: Likewise.
	* ldexp.c: Likewise.
	* ldfile.c: Likewise.
	* ldlang.c: Likewise.
	* ldmisc.c: Likewise.
	* ldwrite.c: Likewise.
	* pe-dll.c: Likewise.
	* emultempl/aix.em: Likewise.
	* emultempl/alphaelf.em: Likewise.
	* emultempl/armcoff.em: Likewise.
	* emultempl/armelf.em: Likewise.
	* emultempl/avrelf.em: Likewise.
	* emultempl/beos.em: Likewise.
	* emultempl/elf-generic.em: Likewise.
	* emultempl/elf32.em: Likewise.
	* emultempl/gld960.em: Likewise.
	* emultempl/hppaelf.em: Likewise.
	* emultempl/irix.em: Likewise.
	* emultempl/linux.em: Likewise.
	* emultempl/lnk960.em: Likewise.
	* emultempl/m68hc1xelf.em: Likewise.
	* emultempl/mmix-elfnmmo.em: Likewise.
	* emultempl/mmo.em: Likewise.
	* emultempl/pe.em: Likewise.
	* emultempl/pep.em: Likewise.
	* emultempl/ppc32elf.em: Likewise.
	* emultempl/ppc64elf.em: Likewise.
	* emultempl/scoreelf.em: Likewise.
	* emultempl/sh64elf.em: Likewise.
	* emultempl/spuelf.em: Likewise.
	* emultempl/sunos.em: Likewise.
	* emultempl/vanilla.em: Likewise.
	* emultempl/vxworks.em: Likewise.
	* emultempl/xtensaelf.em: Likewise.
	* emultempl/z80.em: Likewise.
	* ldlang.c (open_output): Don't return output, instead write
	link_info_output_bfd directly.
	* emultempl/alphaelf.em: Replace occurrences of link_info.hash->creator
	with link_info.output_bfd->xvec.
	* emultempl/hppaelf.em: Likewise.
	* emultempl/ppc32elf.em: Likewise.
	* emultempl/ppc64elf.em: Likewise.
	* emultempl/spuelf.em: Likewise.
2008-02-15 03:35:53 +00:00
Alan Modra 53d25da64b ld/
* ld.texinfo (INSERT): Describe.
	* ldgram.y (ldgram_in_script, ldgram_had_equals): Delete.
	(INSERT_K, AFTER, BEFORE): Add as tokens.
	(ifile_p1): Handle INSERT statements.
	(saved_script_handle, force_make_executable): Move to..
	* ldmain.c: ..here.
	(previous_script_handle): New global var.
	* ldmain.h (saved_script_handle, force_make_executable): Declare.
	(previous_script_handle): Likewise.
	* ldlex.l (INSERT_K, AFTER, BEFORE): Add tokens.
	* lexsup.c (parge_args <-T>): Set previous_script_handle.
	* ldlang.c (lang_for_each_statement_worker): Handle insert statement.
	(map_input_to_output_sections, print_statement): Likewise.
	(lang_size_sections_1, lang_do_assignments_1): Likewise.
	(insert_os_after): New function, extracted from..
	(lang_insert_orphan): ..here.
	(process_insert_statements): New function.
	(lang_process): Call it.
	(lang_add_insert): New function.
	* ldlang.h (lang_insert_statement_enum): New.
	(lang_insert_statement_type): New.
	(lang_statement_union_type): Add insert_statement.
	(lang_add_insert): Declare.
ld/testsuite/
	* ld-spu/ovl.lnk: Delete overlay.
	* ld-spu/ovl1.lnk: New file.
	* ld-spu/ovl2.lnk: New file.
	* ld-spu/ovl.d: Update.
	* ld-spu/ovl2.d: Update.
2008-01-25 12:03:37 +00:00
Tristan Gingold ac69cbc672 ld:
2008-01-11  Tristan Gingold  <gingold@adacore.com>
	    Eric Botcazou  <ebotcazou@adacore.com>

	* ldlang.c (lang_end): Warns if the entry point is not found when
	--gc-sections.
	Emit an error if no root is specified when --gc-sections -r.
	* ld.texinfo (Options): Document that --gc-sections is compatible
	with -r and -q.
	* ldmain.c (main): Do not error out if -r and --gc-sections.
	* scripttempl/elf.sc: Emit ENTRY command only if relocating.

ld/testsuite:
2008-01-11  Tristan Gingold  <gingold@adacore.com>

	* lib/ld-lib.exp (check_gc_sections_available): Now available on
	VxWorks.
	* ld-gc: New directory for testing --gc-sections.
	* ld-gc/gc.c: New file.
	* ld-gc/gc.exp: New file.
	* ld-gc/noent.s: New file.
	* ld-gc/noent.d: New file.
2008-01-11 09:11:18 +00:00
Nick Clifton f96b4a7b0f Update sources to GPLv3 2007-07-06 14:09:45 +00:00
Alan Modra a9a4c53ecc include/
* bfdlink.h (struct bfd_link_info): Add input_bfds_tail.
bfd/
	* simple.c (bfd_simple_get_relocated_section_content): Init
	input_bfds_tail.
ld/
	* ldlang.c (ldlang_add_file): Use input_bfds_tail.
	* ldmain.c (main): Init input_bfds_tail.  Sort link_info
	initialization.
2007-05-31 15:04:52 +00:00
Alan Modra 3b95049e0a * ld.h (args_type, ld_config_type): Reorder fields.
* ldmain.c (main): Don't initialise a bunch of vars we know are
	zero already.
2007-05-07 15:04:53 +00:00
Alan Modra fe7929ce4a * ld.texinfo (--no-warn-search-mismatch): Document.
* ldfile.c (ldfile_try_open_bfd): Don't warn about skipping
	incompatible libraries if --no-warn-search-mismatch.
	* ld.h (args_type): Add warn_search_mismatch.
	* ldmain.c (main): Init it.
	* lexsup.c (enum option_values): Add OPTION_NO_WARN_SEARCH_MISMATCH.
	(ld_options): Add entry for --no-warn-search-mismatch.
	(parse_args): Handle OPTION_NO_WARN_SEARCH_MISMATCH.
2007-05-03 09:24:16 +00:00
Alan Modra 49fa1e1518 bfd/
* elf32-spu.c (struct spu_link_hash_table): Add stack_analysis
	and emit_stack_syms bitfields.
	(get_sym_h): Read all symbols if stack analysis will be done.
	(spu_elf_create_sections): Add stack_analysis and emit_stack_syms
	params, and stash in hash table.
	(is_hint): Split off from..
	(is_branch): ..here.  Adjust callers.
	(spu_elf_size_stubs): Add stack_analysis param.  Arrange to read
	and keep all syms.
	(write_one_stub): Fix mem leak.
	(find_function_stack_adjust): New function.
	(sort_syms_syms, sort_syms_psecs): New vars.
	(sort_syms): New function.
	(struct call_info, struct function_info): New.
	(struct spu_elf_stack_info): New.
	(alloc_stack_info, maybe_insert_function, func_name): New functions.
	(is_nop, insns_at_end, check_function_ranges): Likewise.
	(find_function, insert_callee, mark_functions_via_relocs): Likewise.
	(pasted_function, interesting_section, discover_functions): Likewise.
	(mark_non_root, call_graph_traverse, build_call_tree): Likewise.
	(sum_stack, spu_elf_stack_analysis, spu_elf_final_link): Likewise.
	(bfd_elf32_bfd_final_link): Define.
	* elf32-spu.h (struct _spu_elf_section_data): Add stack_info field.
	(spu_elf_create_sections, spu_elf_size_stubs): Update prototypes.
include/
	* bfdlink.h (struct bfd_link_info): Add "info" and "minfo".
ld/
	* ldmain.c (link_callbacks): Init info and minfo fields.
	* ldmisc.c (minfo): Do nothing if no map file.
	* emultempl/spuelf.em (stack_analysis, emit_stack_syms): New vars.
	(spu_after_open): Adjust spu_elf_create_sections call.
	(spu_before_allocation): Likewise for spu_elf_size_stubs.
	(OPTION_SPU_STACK_ANALYSIS, OPTION_SPU_STACK_SYMS): Define.
	(PARSE_AND_LIST_LONGOPTS): Add new entries.
	(PARSE_AND_LIST_OPTIONS, PARSE_AND_LIST_ARGS_CASES): Likewise.
	* gen-doc.texi: Add @set for SPU and other missing targets.
	* ld.texinfo: Update man page selection to match gen-doc.texi.
	Document SPU features.
2007-04-30 14:06:40 +00:00
Alan Modra 3db64b0092 bfd/
Many files: Include sysdep.h before bfd.h.
	* Makefile.am: Run "make dep-am".
	* Makefile.in: Regenerate.
binutils/
	* bucumm.h: Split off host dependencies to..
	* sysdep.h: ..here.
	Many files: Include sysdep.h.  Remove duplicate headers and reorder.
	* Makefile.am: Run "make dep-am".
	* Makefile.in: Regenerate.
ld/
	Many files: Include sysdep.h first.  Remove duplicate headers.
	* Makefile.am: Run "make dep-am".
	* Makefile.in: Regenerate.
opcodes/
	* Makefile.am: Run "make dep-am".
	* Makefile.in: Regenerate.
	* ns32k-dis.c: Include sysdep.h first.
2007-04-26 14:47:00 +00:00
Richard Sandiford c76308d222 ld/
* ld.h (ld_config_type): Add rpath_separator.
	* ldmain.c (main): Initialize it.
	* lexsup.c (parse_args): Honor config.rpath_separator.
	* emultempl/elf32.em (gld${EMULATION_NAME}_search_needed): Likewise.
	(gld${EMULATION_NAME}_add_sysroot): Likewise.
	(gld${EMULATION_NAME}_parse_ld_so_conf): Use config.rpath_separator
	rather than ':' when building the path.
	* emultempl/vxworks.em (vxworks_before_parse): New function.
	Override config.rpath_separator.
	(LDEMUL_AFTER_OPEN): Do not change if EXTRA_EM_FILE has been
	set to gld${EMULATION_NAME}_after_open; #define that identifier
	to vxworks_foo instead.
	(LDEMUL_BEFORE_PARSE): Override in the same way as LDEMUL_AFTER_OPEN.

ld/testsuite/
	* ld-vxworks/rpath-1.s, ld-vxworks/rpath-1.d,
	* ld-vxworks/vxworks.exp: New files.
2007-03-28 14:42:28 +00:00
Nick Clifton 2889e75bfb Take into account MEMORY regions when creating a segment map. 2007-02-21 16:43:50 +00:00
H.J. Lu d8cf8b5133 ld/
2007-01-19 H.J. Lu  <hongjiu.lu@intel.com>

	* ld.h (args_type): Add new symbolic and dynamic_list fields.

	* ld.texinfo: Update -Bsymbolic-functions.

	* ldmain.c (main): Initialize command_line.symbolic to
	symbolic_unset and command_line.dynamic_list to
	dynamic_list_unset.  Check -Bsymbolic, -Bsymbolic-functions and
	--dynamic-list* before setting link_info.symbolic,
	link_info.dynamic and link_info.dynamic_data.

	* lexsup.c (option_values): Add OPTION_SYMBOLIC_FUNCTIONS.
	(ld_options): Use OPTION_SYMBOLIC_FUNCTIONS with
	-Bsymbolic-functions.
	(parse_args): Handle -Bsymbolic-functions.  Don't set
	link_info.dynamic, link_info.dynamic_data and link_info.symbolic
	here.  Set command_line.symbolic for -Bsymbolic.  Set
	command_line.dynamic_list and command_line.symbolic for
	--dynamic-list-data, --dynamic-list-cpp-new,
	--dynamic-list-cpp-typeinfo and --dynamic-list.

ld/testsuite/

2007-01-19 H.J. Lu  <hongjiu.lu@intel.com>

	* ld-elf/dl6.c: New file.
	* ld-elf/dl6a.out: Likewise.
	* ld-elf/dl6amain.c: Likewise.
	* ld-elf/dl6b.out: Likewise.
	* ld-elf/dl6bmain.c: Likewise.
	* ld-elf/dl6cmain.c: Likewise.
	* ld-elf/dl6dmain.c: Likewise.

	* ld-elf/shared.exp: Add new tests for -Bsymbolic,
	-Bsymbolic-functions, --dynamic-list-data and
	--dynamic-list-cpp-new.
2007-01-19 15:13:29 +00:00
H.J. Lu b814286567 ld/
2007-01-19  Jakub Jelinek  <jakub@redhat.com>
	    H.J. Lu  <hongjiu.lu@intel.com>

	* emultempl/elf32.em (handle_option): Make sure -z max-page-size
	or -z common-page-size argument is a power of 2.  Call
	bfd_emul_set_maxpagesize and bfd_emul_set_commonpagesize.

2007-01-19  H.J. Lu  <hongjiu.lu@intel.com>

	* ldmain.c (main): Don't call bfd_emul_set_maxpagesize nor
	bfd_emul_set_commonpagesize.

ld/testsuite/

2007-01-19  H.J. Lu  <hongjiu.lu@intel.com>

	* ld-elf/maxpage3.t: New file.
	* ld-elf/maxpage3a.d: Likewise.
	* ld-elf/maxpage3b.d: Likewise.
	* ld-elf/maxpage3c.d: Likewise.
2007-01-19 15:06:27 +00:00
H.J. Lu 14be856495 ld/
2007-01-19 H.J. Lu  <hongjiu.lu@intel.com>

	* NEWS: Mention --default-script/-dT.

	* ld.h (args_type): Add a default_script field.

	* ld.texinfo: Document --default-script/-dT.

	* ldmain.c (main): Handle command_line.default_script.

	* lexsup.c (option_values): Add OPTION_DEFAULT_SCRIPT.
	(ld_options): Add entries for --default-script and -dT.
	(parse_args): Handle --default-script/-dT.

ld/testsuite/

2007-01-19 H.J. Lu  <hongjiu.lu@intel.com>

	* ld-scripts/default-script.exp: New file.
	* ld-scripts/default-script.s: Likewise.
	* ld-scripts/default-script.t: Likewise.
	* ld-scripts/default-script1.d: Likewise.
	* ld-scripts/default-script2.d: Likewise.
	* ld-scripts/default-script3.d: Likewise.
	* ld-scripts/default-script4.d: Likewise.
2007-01-19 14:51:27 +00:00
H.J. Lu 40b36307e3 bfd/
2007-01-16  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/3831
	* elf-bfd.h (bfd_elf_link_mark_dynamic_symbol): Add an
	argument, Elf_Internal_Sym *.

	* elflink.c (bfd_elf_link_mark_dynamic_symbol): Mark a data
	symbol dynamic if info->dynamic_data is TRUE.
	(bfd_elf_record_link_assignment): Updated call to
	bfd_elf_record_link_assignment.
	(_bfd_elf_merge_symbol): Likewise.  Always call
	bfd_elf_link_mark_dynamic_symbol.

include/

2007-01-16  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/3831
	* bfdlink.h (bfd_link_info): Rename dynamic to dynamic_list.
	Add dynamic and dynamic_data.

ld/

2007-01-16  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/3831
	* NEWS: Mention -Bsymbolic-functions, --dynamic-list-data and
	--dynamic-list-cpp-new.

	* ld.texinfo: Document -Bsymbolic-functions, --dynamic-list-data
	and --dynamic-list-cpp-new.

	* ldlang.c (lang_append_dynamic_list_cpp_new): New.
	(lang_process): Change link_info.dynamic to
	link_info.dynamic_list.
	(lang_append_dynamic_list): Likewise.
	* ldmain.c (main): Likewise.  Initialize link_info.dynamic and
	link_info.dynamic_data to FALSE.

	* ldlang.h (lang_append_dynamic_list_cpp_new): New.

	* lexsup.c (option_values): Add OPTION_DYNAMIC_LIST_DATA and
	OPTION_DYNAMIC_LIST_CPP_NEW.
	(ld_options): Add entries for -Bsymbolic-functions,
	--dynamic-list-data and --dynamic-list-cpp-new.  Make
	-Bsymbolic-functions an alias of --dynamic-list-data.
	(parse_args): Change link_info.dynamic to link_info.dynamic_list.
	Set link_info.dynamic to TRUE for --dynamic-list and
	--dynamic-list-cpp-typeinfo.  Handle --dynamic-list-data and
	--dynamic-list-cpp-new.

ld/testsuite/

2007-01-16  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/3831
	* ld-elf/del.cc: New.
	* ld-elf/dl5.cc: Likewise.
	* ld-elf/dl5.out: Likewise.
	* ld-elf/new.cc: Likewise.

	* ld-elf/shared.exp: Add tests for --dynamic-list-data and
	 --dynamic-list-cpp-new.
2007-01-16 14:56:32 +00:00
H.J. Lu c0f0068602 bfd/
2006-10-30  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/3111
	* elf-bfd.h (elf_obj_tdata): Add symbuf.
	(_bfd_elf_section_already_linked): Add struct bfd_link_info *.
	(_bfd_elf_check_kept_section): Likewise.
	(bfd_elf_match_symbols_in_sections): Likewise.

	* elf.c (assign_section_numbers): Updated to add
	struct bfd_link_info *.
	(bfd_elf_match_symbols_in_sections): Updated. Cache symbol
	buffer if info->reduce_memory_overheads is false.

	* elflink.c (match_group_member): Updated to add
	struct bfd_link_info *.
	(_bfd_elf_check_kept_section): Likewise.
	(elf_link_input_bfd): Likewise.
	(_bfd_elf_section_already_linked): Likewise.
	(bfd_elf_final_link): Free symbol buffer if
	info->reduce_memory_overheads is false.

	* libbfd-in.h (_bfd_nolink_section_already_linked): Add
	struct bfd_link_info *.
	(_bfd_generic_section_already_linked): Likewise.
	* libbfd.h: Regenerated.

	* linker.c (bfd_section_already_linked): Add
	struct bfd_link_info *.
	(_bfd_generic_section_already_linked): Likewise.
	* targets.c (bfd_target): Add struct bfd_link_info * to
	_section_already_linked.
	* bfd-in2.h: Regenerated.

include/

2006-10-30  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/3111
	* bfdlink.h (bfd_link_info): Add reduce_memory_overheads.

ld/

2006-10-30  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/3111
	* ld.h (args_type): Remove reduce_memory_overheads.

	* ldlang.c (lang_map): Updated.
	(section_already_linked): Likewise.
	(print_input_section): Likewise.
	* ldmain.c (main): Likewise.
	* lexsup.c (parse_args): Likewise.
2006-10-30 23:25:51 +00:00
Nick Clifton 0112cd268b * bfd-in.h (STRING_AND_COMMA): New macro. Takes one constant string as its
argument and emits the string followed by a comma and then the length of
  the string.
  (CONST_STRNEQ): New macro.  Checks to see if a variable string has a constant
  string as its initial characters.
  (CONST_STRNCPY): New macro.  Copies a constant string to the start of a
  variable string.
* bfd-in2.h: Regenerate.
* <remainign files>: Make use of the new macros.
2006-09-16 18:12:17 +00:00
H.J. Lu 55255daec3 bfd/
2006-09-07  H.J. Lu  <hongjiu.lu@intel.com>

	* elf-bfd.h (elf_link_hash_entry): Add a dynamic field.
	(bfd_elf_link_mark_dynamic_symbol): New.
	(SYMBOLIC_BIND): New.

	* elf32-i386.c (elf_i386_check_relocs): Replace info->symbolic
	with SYMBOLIC_BIND (info, h).
	(elf_i386_relocate_section): Likewise.
	* elf64-x86-64.c (elf64_x86_64_check_relocs): Likewise.
	(elf64_x86_64_relocate_section): Likewise.
	* elfxx-ia64.c (elfNN_ia64_check_relocs): Likewise.

	* elflink.c (bfd_elf_link_mark_dynamic_symbol): New.
	(bfd_elf_record_link_assignment): Call
	bfd_elf_link_mark_dynamic_symbol on new entry.
	(_bfd_elf_merge_symbol): Likewise.
	(_bfd_elf_export_symbol): Return if the symbol isn't exported.
	(_bfd_elf_fix_symbol_flags): Replace info->symbolic with
	SYMBOLIC_BIND (info, h).
	(_bfd_elf_dynamic_symbol_p): Likewise.
	(_bfd_elf_symbol_refs_local_p): Likewise.
	(bfd_elf_size_dynamic_sections): Updated.

include/

2006-09-07  H.J. Lu  <hongjiu.lu@intel.com>

	* bfdlink.h (bfd_elf_dynamic_list): New.
	(bfd_link_info): Add a dynamic field.

ld/

2006-09-07  H.J. Lu  <hongjiu.lu@intel.com>

	* Makefile.am (CXX): Set to g++.
	(CXX_FOR_TARGET): Likewise.
	* Makefile.in: Regenerated.

	* NEWS: Mention --dynamic-list.

	* ld.texinfo: Document --dynamic-list.

	* ldgram.y: Support dynamic list.

	* ldlang.c (lang_process): Call lang_finalize_version_expr_head
	on link_info.dynamic if needed.
	(lang_append_dynamic_list): New.
	(lang_append_dynamic_list_cpp_typeinfo): New.
	* ldlang.h (lang_append_dynamic_list): Likewise.
	* ldlang.h (lang_append_dynamic_list_cpp_typeinfo): Likewise.

	* ldlex.h (input_enum): Add input_dynamic_list.
	* ldlex.l: Handle it.

	* ldmain.c (main): Initialize link_info.dynamic.

	* lexsup.c (option_values): Add OPTION_DYNAMIC_LIST and
	OPTION_DYNAMIC_LIST_CPP_TYPEINFO.
	(ld_options): Add entries for OPTION_DYNAMIC_LIST and
	OPTION_DYNAMIC_LIST_CPP_TYPEINFO.
	(parse_args): Handle OPTION_DYNAMIC_LIST and
	OPTION_DYNAMIC_LIST_CPP_TYPEINFO.

ld/testsuite/

2006-09-07  H.J. Lu  <hongjiu.lu@intel.com>

	* ld-elf/dl1.c: New file.
	* ld-elf/dl1.list: Likewise.
	* ld-elf/dl1.out: Likewise.
	* ld-elf/dl1main.c: Likewise.
	* ld-elf/dl2.c: Likewise.
	* ld-elf/dl2.list: Likewise.
	* ld-elf/dl2a.out: Likewise.
	* ld-elf/dl2b.out: Likewise.
	* ld-elf/dl2main.c: Likewise.
	* ld-elf/dl2xxx.c: Likewise.
	* ld-elf/dl2xxx.list: Likewise.
	* ld-elf/dl3.cc: Likewise.
	* ld-elf/dl3.list: Likewise.
	* ld-elf/dl3a.out: Likewise.
	* ld-elf/dl3b.out: Likewise.
	* ld-elf/dl3header.h: Likewise.
	* ld-elf/dl3main.cc: Likewise.

	* ld-elf/shared.exp: Updated.

	* lib/ld-lib.exp (run_ld_link_exec_tests): Take an optional
	argument for source language. Use CC/CXX for link, depending
	on source language.
	(run_cc_link_tests): Likewise.
2006-09-07 17:16:34 +00:00
Nick Clifton c17d87de17 * ldmain.c (main): Initialise print_gc_sections field of link_info structure.
* lexsup.c: Add --print-gc-sections and --no-print-gc-sections switches.
* ld.texinfo: Document new switches.
* NEWS: Mention new switches.
* bfdlink.h (struct bfd_link_info): New field: print_gc_sections.
* elflink.c (elf_gc_sweep): If info.print_gc_sections is true, list removed sections to stderr.
2006-08-04 14:53:26 +00:00
Alan Modra 5061a8853b bfd/
* bfd-in.h (enum notice_asneeded_action): Define.
	* bfd-in2.h: Regenerate.
	* elflink.c (elf_link_add_object_symbols): Call linker "notice"
	function with NULL name for as-needed handling.
ld/
	* ld.h (handle_asneeded_cref): Declare.
	* ldcref.c: Include objalloc.h.
	(old_table, old_count, old_tab, alloc_mark): New variables.
	(tabsize, entsize, refsize, old_symcount): Likewise.
	(add_cref): Use bfd_hash_allocate for refs.
	(handle_asneeded_cref): New function.
	* ldmain.c (notice): Call handle_asneeded_cref for NULL name.
2006-07-19 01:50:23 +00:00
Jakub Jelinek fdc90cb46b include/
* bfdlink.h (struct bfd_link_info): Add emit_hash and
	emit_gnu_hash bitfields.
include/elf/
	* common.h (SHT_GNU_HASH, DT_GNU_HASH): Define.
ld/
	* scripttempl/elf.sc: Add .gnu.hash section.
	* emultempl/elf32.em (OPTION_HASH_STYLE): Define.
	(gld${EMULATION_NAME}_add_options): Register --hash-style option.
	(gld${EMULATION_NAME}_handle_option): Handle it.
	(gld${EMULATION_NAME}_list_options): Document it.
	* ldmain.c (main): Initialize emit_hash and emit_gnu_hash.
	* ld.texinfo: Document --hash-style option.
bfd/
	* elf.c (_bfd_elf_print_private_bfd_data): Handle DT_GNU_HASH.
	(bfd_section_from_shdr, elf_fake_sections, assign_section_numbers):
	Handle SHT_GNU_HASH.
	(special_sections_g): Include .gnu.hash section.
	(bfd_elf_gnu_hash): New function.
	* elf-bfd.h (bfd_elf_gnu_hash, _bfd_elf_hash_symbol): New prototypes.
	(struct elf_backend_data): Add elf_hash_symbol method.
	* elflink.c (_bfd_elf_link_create_dynamic_sections): Create .hash
	only if info->emit_hash, create .gnu.hash section if
	info->emit_gnu_hash.
	(struct collect_gnu_hash_codes): New type.
	(elf_collect_gnu_hash_codes, elf_renumber_gnu_hash_syms,
	_bfd_elf_hash_symbol): New functions.
	(compute_bucket_count): Don't compute HASHCODES array, instead add
	that and NSYMS as arguments.  Use bed->s->sizeof_hash_entry
	instead of bed->s->arch_size / 8.  Fix .hash size estimation.
	When not optimizing, use the number of hashed symbols rather than
	dynsymcount.
	(bfd_elf_size_dynamic_sections): Only add DT_HASH if info->emit_hash,
	and ADD DT_GNU_HASH if info->emit_gnu_hash.
	(bfd_elf_size_dynsym_hash_dynstr): Size .hash only if info->emit_hash,
	adjust compute_bucket_count caller.  Create and populate .gnu.hash
	section if info->emit_gnu_hash.
	(elf_link_output_extsym): Only populate .hash section if
	finfo->hash_sec != NULL.
	(bfd_elf_final_link): Adjust assertion.  Handle DT_GNU_HASH.
	* elfxx-target.h (elf_backend_hash_symbol): Define if not yet defined.
	(elfNN_bed): Add elf_backend_hash_symbol.
	* elf64-x86-64.c (elf64_x86_64_hash_symbol): New function.
	(elf_backend_hash_symbol): Define.
	* elf32-i386.c (elf_i386_hash_symbol): New function.
	(elf_backend_hash_symbol): Define.
binutils/
	* readelf.c (get_dynamic_type): Handle DT_GNU_HASH.
	(get_section_type_name): Handle SHT_GNU_HASH.
	(dynamic_info_DT_GNU_HASH): New variable.
	(process_dynamic_section): Handle DT_GNU_HASH.
	(process_symbol_table): Print also DT_GNU_HASH histogram.
ld/testsuite/
	* ld-powerpc/tlsso32.r: Adjust.
	* ld-powerpc/tlsso32.d: Adjust.
	* ld-powerpc/tlsso32.g: Adjust.
	* ld-powerpc/tlsso.r: Adjust.
	* ld-powerpc/tlsso.g: Adjust.
	* ld-powerpc/tlstocso.g: Adjust.
2006-07-10 21:40:25 +00:00
H.J. Lu 24718e3ba5 bfd/
2006-05-30  H.J. Lu  <hongjiu.lu@intel.com>

	* bfd.c (bfd_emul_get_maxpagesize): New.
	(bfd_elf_set_pagesize): Likewise.
	(bfd_emul_set_maxpagesize): Likewise.
	(bfd_emul_get_commonpagesize): Likewise.
	(bfd_emul_set_commonpagesize): Likewise.
	* bfd-in2.h: Regenerated.

	* elf-bfd.h (elf_backend_data): Add commonpagesize.
	(xvec_get_elf_backend_data): New.
	(get_elf_backend_data): Use xvec_get_elf_backend_data.

	* elf32-arm.c (elf32_arm_vxworks_bed): Remove const.
	* elfxx-target.h (elfNN_bed): Likewise.

	* elf32-arm.c (ELF_COMMONPAGESIZE): Defined.
	* elf32-mips.c (ELF_COMMONPAGESIZE): Likewise.
	* elf32-ppc.c (ELF_COMMONPAGESIZE): Likewise.
	* elf32-sh.c (ELF_COMMONPAGESIZE): Likewise.
	* elf32-sh64.c (ELF_COMMONPAGESIZE): Likewise.
	* elf32-sparc.c (ELF_COMMONPAGESIZE): Likewise.
	* elf64-alpha.c (ELF_COMMONPAGESIZE): Likewise.
	* elf64-ppc.c (ELF_COMMONPAGESIZE): Likewise.
	* elf64-sparc.c (ELF_COMMONPAGESIZE): Likewise.
	* elf64-x86-64.c (ELF_COMMONPAGESIZE): Likewise.
	* elfn32-mips.c (ELF_COMMONPAGESIZE): Likewise.
	* elfxx-ia64.c (ELF_COMMONPAGESIZE): Likewise.

	* elfxx-target.h (ELF_COMMONPAGESIZE): Define if not defined.
	(elfNN_bed): Initialize commonpagesize with ELF_COMMONPAGESIZE.

	* targets.c (bfd_find_target): Support NULL abfd.

ld/

2006-05-30  H.J. Lu  <hongjiu.lu@intel.com>

	* emulparams/arcelf.sh (MAXPAGESIZE): Changed to
	"CONSTANT (MAXPAGESIZE)".
	* emulparams/armelf_nbsd.sh: Likewise.
	* emulparams/armelf_vxworks.sh: Likewise.
	* emulparams/armnto.sh: Likewise.
	* emulparams/armsymbian.sh: Likewise.
	* emulparams/crislinux.sh: Likewise.
	* emulparams/elf32_i860.sh: Likewise.
	* emulparams/elf32_i960.sh: Likewise.
	* emulparams/elf32am33lin.sh: Likewise.
	* emulparams/elf32bfinfd.sh: Likewise.
	* emulparams/elf32bmipn32-defs.sh: Likewise.
	* emulparams/elf32frvfd.sh: Likewise.
	* emulparams/elf32i370.sh: Likewise.
	* emulparams/elf32lppcnto.sh: Likewise.
	* emulparams/elf32mcore.sh: Likewise.
	* emulparams/elf32openrisc.sh: Likewise.
	* emulparams/elf32ppcnto.sh: Likewise.
	* emulparams/elf32ppcwindiss.sh: Likewise.
	* emulparams/elf32vax.sh: Likewise.
	* emulparams/elf32xc16x.sh: Likewise.
	* emulparams/elf32xc16xl.sh: Likewise.
	* emulparams/elf32xc16xs.sh: Likewise.
	* emulparams/elf64_aix.sh: Likewise.
	* emulparams/elf64hppa.sh: Likewise.
	* emulparams/elf64mmix.sh: Likewise.
	* emulparams/elf_i386_be.sh: Likewise.
	* emulparams/elf_i386_chaos.sh: Likewise.
	* emulparams/elf_i386_ldso.sh: Likewise.
	* emulparams/hppa64linux.sh: Likewise.
	* emulparams/hppalinux.sh: Likewise.
	* emulparams/hppaobsd.sh: Likewise.
	* emulparams/i386lynx.sh: Likewise.
	* emulparams/i386moss.sh: Likewise.
	* emulparams/i386nto.sh: Likewise.
	* emulparams/i386nw.sh: Likewise.
	* emulparams/m32relf_linux.sh: Likewise.
	* emulparams/m68kpsos.sh: Likewise.
	* emulparams/or32elf.sh: Likewise.
	* emulparams/pjelf.sh: Likewise.
	* emulparams/pjlelf.sh: Likewise.
	* emulparams/ppclynx.sh: Likewise.
	* emulparams/ppcnw.sh: Likewise.
	* emulparams/shelf32_nbsd.sh : Likewise.
	* emulparams/shelf_nbsd.sh: Likewise.
	* emulparams/shelf_nto.sh: Likewise.
	* emulparams/shlelf_nto.sh: Likewise.
	* emulparams/xtensa-config.sh: Likewise.

	* emulparams/armelf_linux.sh (MAXPAGESIZE): Changed to
	"CONSTANT (MAXPAGESIZE)".
	(COMMONPAGESIZE): Changed to "CONSTANT (COMMONPAGESIZE)".
	* emulparams/elf32_sparc.sh: Likewise.
	* emulparams/elf32bmip.sh: Likewise.
	* emulparams/elf32ppccommon.sh: Likewise.
	* emulparams/elf64_ia64.sh: Likewise.
	* emulparams/elf64_s390.sh: Likewise.
	* emulparams/elf64_sparc.sh: Likewise.
	* emulparams/elf64alpha.sh: Likewise.
	* emulparams/elf64ppc.sh: Likewise.
	* emulparams/elf_i386.sh: Likewise.
	* emulparams/elf_i386_vxworks.sh: Likewise.
	* emulparams/elf_s390.sh: Likewise.
	* emulparams/elf_x86_64.sh: Likewise.
	* emulparams/shlelf32_linux.sh: Likewise.
	* emulparams/shlelf_linux.sh: Likewise.

	* emulparams/elf32bmipn32.sh (COMMONPAGESIZE): Changed to
	"CONSTANT (COMMONPAGESIZE)".
	* emulparams/elf32btsmipn32.sh: Likewise.

	* emultempl/elf32.em (gld${EMULATION_NAME}_handle_option): Add
	"-z max-page-size=" and "-z common-page-size=".
	(gld${EMULATION_NAME}_list_options): Likewise.

	* ld.h (ld_config_type): Add maxpagesize and commonpagesize.

	* ld.texinfo: Document "-z max-page-size=" and
	"-z common-page-size=".

	* ldexp.c (exp_print_token): Handle CONSTANT.
	(fold_name): Likewise.
	* ldgram.y: Likewise.
	* ldlex.l: Likewise.

	* ldmain.c (main): Initiliaze config.maxpagesize and
	config.commonpagesize. Call bfd_emul_set_maxpagesize if
	config.maxpagesize isn't 0. Call bfd_emul_set_commonpagesize if
	config.commonpagesize config.maxpagesize isn't 0.
ld/testsuite/

2006-05-30  H.J. Lu  <hongjiu.lu@intel.com>

	* ld-elf/binutils.exp: New file.
	* ld-elf/commonpage1.d: Likewise.
	* ld-elf/maxpage1.d: Likewise.
	* ld-elf/maxpage1.s: Likewise.
2006-05-30 16:45:32 +00:00