Commit Graph

106 Commits

Author SHA1 Message Date
Andreas Schwab
cc2f008e43 * ld.texinfo (Options): Fix example for --wrap. 2004-03-01 17:33:36 +00:00
Nathan Sidwell
876f40905a * ldgram.y (exp): Add two operand ALIGN.
* ldexp.c (fold_binary): Add ALIGN_K case.
	* ld.texinfo (ALIGN): Document two operand version.
	* ld-scripts/align.{s,t,exp}: New.
2004-02-20 15:31:10 +00:00
Danny Smith
4d8907ac12 * pe-dll.c (pe_create_import_fixup): Clear WP_TEXT flag.
* ld.texinfo (--omagic): Note that writable text section
	does not conform to published PE-COFF specs.
	(--enable-auto-import): Likewise.
2004-01-20 21:08:16 +00:00
Nick Clifton
6bdafbeb57 * ldlang.c (lang_get_regions): Add extra parameter 'have_vma' which if true will
prevent the LMA region being used as a replacement for a default VMA region.
  (lang_leave_output_section_statement): Pass extra parameter.
  (lang_leave_overlay): Likewise.
* ld.texinfo (Output Section LMA): Document that the LMA region can be set to
  the VMA region if no VMA has been set.
* ldlang.h (struct lang_output_section_phdr_list): Create a typedef for this
  type.  Minor formatting fixes.
2004-01-13 11:10:53 +00:00
Nick Clifton
da8bce141c Update docs to reflect fact the --undefined-symbols==ignore-all is no longer
the default for shared libraries and dynamic executables.
2003-12-02 15:38:46 +00:00
Nick Clifton
1be5957932 Fix 'the the' typo 2003-11-06 11:58:58 +00:00
Kazu Hirata
07f3b6ad4a * ChangeLog-9197: Fix typos.
* NEWS: Likewise.
	* ld.texinfo: Likewise.
	* ldlang.c: Fix comment typos.
2003-10-25 16:26:30 +00:00
Hans-Peter Nilsson
420e579cc4 * ld.texinfo (Builtin Functions) <DEFINED>: Say that only symbols
defined before the statement using DEFINED yield 1.
	* ldexp.c (fold_name) <case DEFINED>: In lang_first_phase_enum,
	call lang_track_definedness on symbol.  In subsequent phases, use
	lang_symbol_definition_iteration and lang_statement_iteration to
	check whether the symbol was defined before the current statement.
	(exp_fold_tree) <case etree_assign et al>: Call
	lang_update_definedness before updating symbol type when setting
	symbol.
	* ldlang.c (lang_definedness_table): New variable.
	(lang_definedness_newfunc, lang_track_definedness)
	(lang_symbol_definition_iteration, lang_update_definedness): New
	functions.
	(lang_init): Initialize lang_definedness_table and
	lang_statement_iteration.
	(lang_finish): Destroy bfd_hash_table_free.
	(lang_size_sections): Increment lang_statement_iteration.
	(lang_do_assignments_1): New function with former
	lang_do_assignments contents.  Change recursive calls to call this
	function.
	(lang_do_assignments): Evacuate contents.  Increment
	lang_statement_iteration, then just call lang_do_assignments_1.
	* ldlang.h (struct lang_definedness_hash_entry)
	(lang_statement_iteration, lang_track_definedness)
	(lang_symbol_definition_iteration, lang_update_definedness):
	Declare.
2003-10-11 09:16:20 +00:00
Nick Clifton
560e09e9cc Better handking for unresolved symbols 2003-08-20 08:37:19 +00:00
Nick Clifton
cd6d6c159c Put the keywords for the -z option into a table.
Add more text describing what the -z now option does.
2003-08-15 09:42:17 +00:00
Alan Modra
7e7d57681b * ld.texinfo: Typo fixes. Document SUBALIGN.
* ldgram.y (opt_subalign): Add.
	* ldlex.l (SUBALIGN): Recognize.
	* ldlang.c (overlay_subalign): New var.
	(lang_enter_overlay): Add subalign param.
	(lang_enter_overlay_section): Pass overlay_subalign to
	lang_enter_output_section_statement.
	* ldlang.h (lang_enter_overlay): Update.
2003-07-27 11:58:28 +00:00
Alan Modra
1049f94e8e Correct spelling of "relocatable". 2003-06-25 06:40:27 +00:00
Jakub Jelinek
36af4a4e51 bfd/
* elflink.h (elf_link_add_object_symbols): Use !info->executable
	instead of info->shared where appropriate.
	(bfd_elfNN_size_dynamic_sections, elf_link_output_extsym): Likewise.
	* elflink.c (_bfd_elf_create_got_section): Likewise.
	(_bfd_elf_link_create_dynamic_sections): Likewise.
	(_bfd_elf_link_assign_sym_version): Likewise.
	* elf32-i386.c (elf_i386_size_dynamic_sections): Create .interp section
	and DT_DEBUG dynamic tag even for position independent executables.
	* elf32-ppc.c (ppc_elf_size_dynamic_sections): Likewise.
	* elf32-s390.c (elf_s390_size_dynamic_sections: Likewise.
	* elf64-ppc.c (ppc64_elf_size_dynamic_sections: Likewise.
	* elf64-s390.c (elf_s390_size_dynamic_sections: Likewise.
	* elf64-x86-64.c (elf64_x86_64_size_dynamic_sections: Likewise.
	* elfxx-ia64.c (elfNN_ia64_size_dynamic_sections: Likewise.
	* elf32-sparc.c (elf32_sparc_size_dynamic_sections: Likewise.
	* elf64-alpha.c (elf64_alpha_size_dynamic_sections: Likewise.
	* elf64-sparc.c (sparc64_elf_size_dynamic_sections: Likewise.
include/
	* bfdlink.h (struct bfd_link_info): Add pie and executable
	bits.
ld/
	* lexsup.c (OPTION_PIE): Define.
	(ld_options): Add -pie and --pic-executable options.
	(parse_args): Handle OPTION_PIE.
	* ldmain.c (main): Initialize link_info.pie and
	link_info.executable.
	* genscripts.sh: Generate PIE scripts.
	* ld.texinfo: Document -pie and --pic-executable options.
	* emultempl/elf32.em (gld${EMULATION_NAME}_after_open):
	(gld${EMULATION_NAME}_place_orphan): Likewise.
	(gld${EMULATION_NAME}_get_script): Include PIE scripts.
	* scripttempl/elf.sc: In PIE scripts set . the same way as in
	shared scripts.
	* emulparams/elf_i386.sh (GENERATE_PIE_SCRIPT): Set to yes.
	* emulparams/elf64_ia64.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf32ppc.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf64ppc.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf_x86_64.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf_s390.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf32_sparc.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf64_sparc.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf64alpha.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf64_s390.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf_i386.sh (GENERATE_PIE_SCRIPT): Likewise.
2003-05-30 15:50:12 +00:00
Nick Clifton
c2dcd04ec8 Replace occurrances of 'Hitachi' with 'Renesas'. 2003-04-15 08:51:55 +00:00
Nick Clifton
bb10df3605 Add notes about the target specific nature of i386 PE command line options. 2003-04-06 09:38:11 +00:00
Nick Clifton
e0001a05d2 Add Xtensa port 2003-04-01 15:50:31 +00:00
Alexandre Oliva
a6e028719a * ld.texinfo (-Tbss, -Tdata, -Ttext): Document in terms of
--section-start.
2003-04-01 00:34:04 +00:00
Nick Clifton
9418ab9c20 Rename the all occurances of C54X to TIC54X. 2003-03-24 15:43:15 +00:00
Alexandre Oliva
e3f2db7fa6 * ldfile.h (struct search_dirs): Added sysrooted field.
* ldlang.h (struct lang_input_statement_struct): Likewise.
* ldfile.c (ldfile_add_library_path): Mark sysrooted paths.
(ldfile_open_file_search): Look for sysrooted filename starting
with / in ld_sysroot instead of in the current directory.  Clear
sysrooted flag if it's found in the current directory.  Set it
from the search directory's sysrooted flag where it is found
otherwise.
* ldlang.c (ldlang_sysrooted_script): New static variable.
(new_afile): Mark search_file_enums as sysrooted if
ldlang_sysrooted_script.
(load_symbols): Set ldlang_sysrooted_script according to the
script's sysrooted field while processing it.
* ld.texinfo: Document INPUT behavior in sysroot.
2003-03-03 20:00:35 +00:00
Nick Clifton
36f63dca98 Apply Bob Wilson's linker documenation clean ups. 2003-02-21 10:27:06 +00:00
Alan Modra
9a6c7def26 * ld.texinfo: Remove spaces between @samp and opening brace. 2003-02-18 04:52:21 +00:00
Nick Clifton
ae9a127f86 Fix the behaviour of --allow-shlib-undefined, so that it does what it claims
to do.  Add an inverse switch.  Update the documentation.
2003-02-17 18:24:40 +00:00
Nick Clifton
489d0400af Remove an extra "i" in --dll-search-prefix.
Move a cross-80th-column-margin "an" to the next line.
2003-01-23 09:30:44 +00:00
Nick Clifton
0a5d968ed1 (node WIN32): Some clarifications and formatting fixups. 2003-01-14 11:25:58 +00:00
Daniel Jacobowitz
9c8ebd6a51 * Makefile.am (eelf32iq10.c): Fix tab/whitespace mixup.
* Makefile.am (ldmain.o): Add @TARGET_SYSTEM_ROOT_DEFINE@.
	(GENSCRIPTS): Add @use_sysroot@.
	* Makefile.in: Regenerated.
	* configure.host: Move setting of NATIVE_LIB_DIRS to...
	* configure.tgt: ... here.  Use ${target} instead of ${host}
	for NATIVE_LIB_DIRS.
	* configure.in: Add --with-sysroot.
	* configure: Regenerated.
	* genscripts.sh: Accept use_sysroot option.  Set new variables
	NATIVE and USE_LIBPATH.  Prepend "=" to directory names if
	$use_sysroot.  Don't search $tool_lib if $use_sysroot.
	* ldfile.c (ldfile_add_library_path): Handle leading '='.
	* ldmain.c (TARGET_SYSTEM_ROOT): Define if not defined.
	(ld_sysroot): New variable.
	(main): Initialize ld_sysroot.
	* ldmain.h (ld_sysroot): New extern.
	* emultempl/elf32.em: Use NATIVE and USE_LIBPATH instead of
	searching $EMULATION_LIBPATH.
	(gld${EMULATION_NAME}_add_sysroot): New function.
	(gld${EMULATION_NAME}_check_ld_so_conf): Use it.  Honor ld_sysroot.
	(gld${EMULATION_NAME}_after_open): Likewise.  Only search
	environment variables if $NATIVE.
	* ld.texinfo (Options): Mention "=" prefix in the description of -L.
	* NEWS: Mention --with-sysroot.

	* emulparams/elf32bmipn32-defs.sh: Set NATIVE and LIBPATH_SUFFIX
	instead of setting LIB_PATH.
	* emulparams/elf32ppc.sh: Likewise.
	* emulparams/elf64_s390.sh: Likewise.
	* emulparams/elf64_sparc.sh: Likewise.
	* emulparams/elf64ppc.sh: Likewise.
	* emulparams/elf_x86_64.sh: Likewise.

	* emulparams/elf64_aix.sh: Add "=" prefixes to LIB_PATH.
	* emulparams/elf64hppa.sh: Add "=" prefixes to LIB_PATH.
2003-01-06 16:14:01 +00:00
Nick Clifton
2469cfa284 Add support for msp430. 2002-12-30 19:25:13 +00:00
Nick Clifton
dc8465bf50 New win32 topics: 'symbol aliasing' and 'export dll symbols'. 2002-12-30 11:44:51 +00:00
Nick Clifton
69da35b57a Clarify and extend the documentation in the Machine Dependent, WIN32 section. 2002-12-19 17:25:02 +00:00
Nick Clifton
2ca22b0314 Add win32 machine depending section. 2002-12-18 16:25:02 +00:00
H.J. Lu
a981ed6f5c 2002-12-01 H.J. Lu <hjl@gnu.org>
* ld.texinfo: Remove the extra `;' in sample version script.
2002-12-02 00:40:28 +00:00
H.J. Lu
7c9c73bedd 2002-11-27 H.J. Lu <hjl@gnu.org>
* ld.texinfo: Add the missing `;' to sample version scripts.
2002-11-27 19:42:10 +00:00
Nick Clifton
2fa9fc65a5 Add --enable-auto-import extension. 2002-11-14 18:03:17 +00:00
Nick Clifton
63fd3b826b Add new command line option "--no-omagic" which undoes the effects of -N. 2002-10-23 13:24:10 +00:00
Alan Modra
3c6706bb5f * ld.texinfo (ALIGN): Remove power of 2 restriction. 2002-08-13 02:27:11 +00:00
H.J. Lu
3194163592 Check symbols with undefine version. 2002-08-08 03:50:18 +00:00
H.J. Lu
96a94295f2 bfd/
2002-07-14  H.J. Lu <hjl@gnu.org>

	* elflink.h (elf_link_assign_sym_version): Hide the default
	definition if there is a hidden versioned definition.

ld/
2002-07-14  H.J. Lu <hjl@gnu.org>

	* ld.texinfo: Document a .symver takes precedence over a
	version script.
2002-07-15 02:23:26 +00:00
Nick Clifton
b553b18375 Update bug reporting guidelines 2002-06-20 14:44:10 +00:00
Christopher Faylor
70b0be7903 * pe-dll.c (autofilter_liblist): Add more system libs excluded by default.
(autofilter_objlist): Add crtbegin.o, crtend.o.
* emultempl/pe.em (OPTION_EXCLUDE_LIBS): Add new define.
(longopts): Add new option --exclude-libs.
(gld_${EMULATION_NAME}_list_options): Give quick help about it.
(gld_${EMULATION_NAME}_parse_args): Use it.
* pe-dll.h (pe_dll_add_excludes): Add second param to prototype.
* pe-dll.c (exclude_list_struct): Add field type to distinguish symbols from
whole archives.
(pe_dll_add_excludes): Set excludes->type.
(auto_export): Add new variable libname and set to archive basename if abfd.
Use it when filtering default and user-specified libarary excludes.  Let string
"ALL" mean all libs when filtering user-specified libs.
* ld.texinfo: Document --exclude-libs.
2002-05-22 18:03:09 +00:00
H.J. Lu
aa713662e8 2002-05-21 H.J. Lu (hjl@gnu.org)
* emultempl/elf32.em (gld${EMULATION_NAME}_parse_args): Handle
	"-z muldefs".
	(gld${EMULATION_NAME}_list_options): Add "-z muldefs".

	* ld.texinfo: Updated for --allow-multiple-definition and
	"-z muldefs".

	* ldmain.c (main): Initialize the allow_multiple_definition
	field to false.

	* lexsup.c (OPTION_ALLOW_MULTIPLE_DEFINITION): New.
	(ld_options): Add --allow-multiple-definition.
	(parse_args): Support OPTION_ALLOW_MULTIPLE_DEFINITION.
2002-05-22 05:08:31 +00:00
Alan Modra
024531e2e5 * ld.texinfo (Format Commands <OUTPUT_FORMAT>): Typo fix. 2002-04-08 00:24:02 +00:00
Daniel Jacobowitz
84ec0e6d80 2002-03-07 Daniel Jacobowitz <drow@mvista.com>
* ld.texinfo: Wrap @menu in @ifnottex, not @ifinfo.
2002-03-08 04:07:21 +00:00
Alan Modra
9673c93c26 * ld.texinfo (Output Section Fill): Fix amateur texinfo.
(FILL): Likewise.
2002-02-17 22:15:40 +00:00
Alan Modra
a139d329de * ld.texinfo (Output Section Fill): Describe fill expressions.
(FILL): Refer to the above.
2002-02-15 03:34:47 +00:00
Alan Modra
313e35ee7c * ld.texinfo (VERSION scripts): Symbol names are globbing patterns.
* ldgram.y (lang_new_vers_regex):  Rename to lang_new_vers_pattern;
	the pattern in question is not a regexp.
	* ldlang.c:  Likewise.
	* ldlang.h:  Likewise.
	* ldlex.l (V_IDENTIFIER):  Allow '[', ']', '-', '!', and '^' also.
2002-02-14 04:24:33 +00:00
Jakub Jelinek
2d20f7bf67 * ldlex.l (DATA_SEGMENT_ALIGN, DATA_SEGMENT_END): New tokens.
* ldgram.y (DATA_SEGMENT_ALIGN, DATA_SEGMENT_END): New tokens.
	(exp): Add DATA_SEGMENT_ALIGN (exp, exp) and DATA_SEGMENT_END (exp).
	* ldexp.c (exp_data_seg): New variable.
	(exp_print_token): Handle DATA_SEGMENT_ALIGN and DATA_SEGMENT_END.
	(fold_binary): Handle DATA_SEGMENT_ALIGN.
	(exp_fold_tree): Handle DATA_SEGMENT_END.
	Pass allocation_done when recursing instead of hardcoding
	lang_allocating_phase_enum.
	* ldexp.h (exp_data_seg): New.
	* ldlang.c (lang_size_sections_1): Renamed from lang_size_sections.
	(lang_size_sections): New.
	* ld.texinfo (DATA_SEGMENT_ALIGN, DATA_SEGMENT_END): Document.
	* scripttempl/elf.sc: Use DATA_SEGMENT_ALIGN and DATA_SEGMENT_END
	if COMMONPAGESIZE is defined.
	* emulparams/elf_i386.sh (COMMONPAGESIZE): Set to 4K.
	* emulparams/elf32_sparc.sh (COMMONPAGESIZE): Set to 8K.
	* emulparams/elf64_sparc.sh (COMMONPAGESIZE): Set to 8K.
	* emulparams/elf64alpha.sh (COMMONPAGESIZE): Set to 8K.
	* emulparams/elf64_ia64.sh (COMMONPAGESIZE): Set to 16K for shared
	libraries only.
2002-02-12 14:50:08 +00:00
Chris Demetriou
0a9c1c8e0c 2002-02-08 Chris Demetriou <cgd@broadcom.com>
* ld.texinfo (Options): Add back in -nostdlib documentation,
        which had been inadvertently removed.
2002-02-10 00:40:38 +00:00
Nick Clifton
dbab7a7bff Note that --emit-relocs is currently only implemented for ELF. 2002-01-07 17:32:42 +00:00
Andreas Jaeger
9d201f2ff1 * ld.texinfo (VERSION): Fix markup. 2001-12-19 09:20:22 +00:00
Jakub Jelinek
6b9b879a02 * ldgram.y (vers_node): Support anonymous version tags.
* ldlang.c (lang_register_vers_node): Ensure anonymous version
	tag is not defined together with non-anonymous versions.
	* ld.texinfo: Document it.

	* elflink.h (size_dynamic_sections): Skip anonymous version tag.
	(elf_link_assign_sym_version): Don't count anonymous version tag.
2001-12-18 12:15:35 +00:00
Stephane Carrez
ff5dcc9215 * ld.texinfo: Use @command for commands, @option for options.
* Makefile.am (POD2MAN): Use 'GNU Development Tools' for
	the page man title.
	* Makefile.in: Rebuild.
2001-11-09 20:30:40 +00:00