Commit Graph

31 Commits

Author SHA1 Message Date
Nick Clifton
2aa9aad989 PR ld/13683
* ldlang.c (lang_process): Rerun lang_do_assignments before
	starting garbage collection.
	* ldexp.c (fold_name): Generate a reloc for defined symbols
	found without an associated output section during the mark phase.
	(exp_fold_tree_1): Continue processing an expression, even if we
	are unable to fold it, if we are in the first two evaluation
	phases.
	* ldexp.h (enum lang_phase_type): Add descriptions of the phases.

	* ld-gc/pr13683.c: New test source file.
	* ld-gc/pr13683.d: New test control and output file.
	* ld-gc/gc.exp: Run the pr13683 test.

	* ld-cris/tls-gc-68: Update expected symbol table dump.
	* ld-cris/tls-gc-69: Likewise.
	* ld-cris/tls-gc-70: Likewise.
	* ld-cris/tls-gc-71: Likewise.
	* ld-cris/tls-gc-75: Likewise.
	* ld-cris/tls-gc-76.d: Likewise.
	* ld-cris/tls-gc-79.d: Likewise.
2012-02-22 16:27:35 +00:00
Alan Modra
dab69f680b PR ld/13343
* ld.h (parsing_defsym): Delete.
	* ldexp.c (exp_intop, exp_bigintop, exp_relop): Set type.filename.
	(fold_binary, fold_name, exp_fold_tree_1, exp_get_vma, exp_get_fill,
	exp_get_abs_int): Add tree arg for %S in error messages.  Don't
	fudge lineno.
	(exp_binop, exp_unop, exp_nameop, exp_assop, exp_assert): Copy
	type.filename from sub-tree.
	(exp_trinop): Likewise, and use "cond" rather than "lhs".
	* ldexp.h (node_type): Add filename field to struct.
	* ldfile.c (ldfile_input_filename): Delete.  Remove all refs.
	* ldfile.h (ldfile_input_filename): Delete.
	* ldgram.y (phdr_type, phdr_qualifiers, yyerror): Add NULL arg for
	%S in error messages.
	* ldemul.c (syslib_default, hll_default): Likewise.
	* ldlang.c (lang_memory_region_lookup, lang_memory_region_alias,
	lang_get_regions, lang_new_phdr): Likewise.
	(lang_size_sections_1): Pass addr_tree for %S.
	* ldlex.h (lex_redirect): Update prototype.
	(ldlex_filename): Declare.
	* ldlex.l (<EOF>): Don't set ldfile_input_filename.
	(lex_redirect): Add fake_filename and count params.  Push
	fake_filename to file_name_stack and init lineno from count.
	(ldlex_filename): New function.
	(lex_warn_invalid): Use above.
	* ldmain.c (main): Update lex_redirect call.
	* ldmisc.c (vfinfo <%S>): Take file name and line number from
	etree_type arg, or use current if arg is NULL.
	* lexsup.c (parsing_defsym): Delete.
	(parse_args <OPTION_DEFSYM>): Update lex_redirect call.
2012-02-17 14:09:57 +00:00
Alan Modra
2f65ac726a PR ld/12726
* ldexp.h (lang_phase_type): Add lang_assigning_phase_enum.
	* ldexp.c (exp_fold_tree_1): Correct assign to dot comment.  Don't
	assign to dot when lang_assigning_phase_enum.
	* ldlang.h (lang_do_assignments): Update prototype.
	* ldlang.c (lang_do_assignments): Add phase parameter.  Update all
	callers.
	* pe-dll.c (pe_dll_fill_sections, pe_exe_fill_sections): Update
	lang_do_assignments calls.
2011-05-03 14:56:14 +00:00
Alan Modra
01554a74b5 PR ld/12356
* ld.texinfo (Miscellaneous Commands): Describe LD_FEATURE.
	(Expression Section): Update.
	* ld.h (ld_config_type): Add sane_expr.
	* ldgram.y (ifile_p1): Add LD_FEATURE.
	* ldlex.l (LD_FEATYRE): New.
	* ldemul.c (after_parse_default): Delete code handling ld_compatibility.
	* ldexp.h (struct ldexp_control): Delete uses_defined.
	* ldexp.c: Remove all uses of uses_defined.
	(fold_name): Test config.sane_expr rather than ld_compatibility.
	(exp_fold_tree_1): Likewise.  Adjust handling of assignments
	during first phase.
	* ldlang.h (ld_compatibility): Delete.
	(lang_ld_feature): Declare.
	* ldlang.c (ld_compatibility): Delete.
	(open_input_bfds): Only handle assignments for --defsym.
	(lang_ld_feature): New function.
2011-01-13 13:29:55 +00:00
Alan Modra
2e57b2afce PR ld/12356
* ldexp.h (exp_assop): Delete.
	(exp_assign, exp_defsym): Declare.
	* ldexp.c (exp_assop): Make static, handle all assignment variations.
	(exp_assign, exp_defsym): New functions.
	(exp_provide): Use exp_assop.
	* ldgram.y (defsym_expr): Use exp_defsym.
	* ldctor.c, * ldgram.y, * ldlang.c, * mri.c, * emultempl/beos.em,
	* emultempl/pe.em, * emultempl/pep.em, * emultempl/spuelf.em,
	* emultempl/xtensaelf.em: Update exp_assop -> exp_assign.
2011-01-13 13:06:22 +00:00
Alan Modra
ea7c2e6c9b PR ld/12380
* ldexp.h (enum phase_enum): Comment.  Add exp_dataseg_done.
	* ldexp.c (fold_unary <DATA_SEGMENT_END>): Rearrange code.  Test
	for exp_dataseg_done rather than expld.phase == lang_final_phase_enum
	to detect when we've finished sizing sections.
	(fold_binary <DATA_SEGMENT_ALIGN>): Likewise.
	(fold_binary <DATA_SEGMENT_RELRO_END>): Likewise.  Also test
	that we are not inside an output section statement.
	* ldlang.c (lang_size_sections): Set exp_dataseg_done on exit if
	not exp_dataseg_relro_adjust or exp_dataseg_adjust.  Don't set
	lang_final_phase_enum here.
	(lang_process): Set lang_final_phase_enum here.
2011-01-12 12:07:19 +00:00
Alan Modra
5c3049d2ef * ld.texinfo (Expression Section): Describe treatment of numbers
and absolute symbols.
	* ldemul.c (after_open_default): Look up __ld_compatibility.
	* ldexp.c (fold_name): Convert absolute symbols to numbers when
	inside output section definitions, or when __ld_compatibility >= 221.
	(exp_fold_tree_1): Convert numbers to absolute when not in output
	section definition and __ld_compatibility < 221.  Don't always
	convert values outside an output section definition to absolute.
	* ldexp.h (uses_defined): Comment.
	* ldlang.c (ld_compatibility): New variable.
	* ldlang.h (ld_compatibility): Declare.
	* emultempl/aix.em, * emultempl/armcoff.em, * emultempl/beos.em,
	* emultempl/elf32.em, * emultempl/genelf.em, * emultempl/lnk960.em,
	* emultempl/m68kcoff.em, * emultempl/mmo.em, * emultempl/pe.em,
	* emultempl/pep.em, * emultempl/sunos.em, * emultempl/z80.em: Call
	after_open_default from after_open function.
2010-12-20 13:00:14 +00:00
Alan Modra
e759c11602 PR ld/12001
Revert 2010-11-03 Nick Clifton
	* ldlang.c (ldlang_def_chain_list): Delete.
	(insert_defined, ldlang_add_def, lang_place_defineds): Delete.
	(lang_process): Don't call lang_place_defineds.
	(lang_add_assignment): Don't do anything special for --defsym.

	* ldexp.h (struct ldexp_control): Add uses_defined.
	(exp_fold_tree_no_dot): Declare.
	* ldexp.c (exp_fold_tree): Clear uses_defined.
	(exp_fold_tree_no_dot): Likewise.  Make global.
	(fold_name <DEFINED>): Set uses_defined.
	(exp_fold_tree_1 <etree_assign>): Define symbol during first phase
	even when the value being assigned isn't valid.
	* ldlang.c (open_input_bfds): Process assignment statements.
	(lang_process): Bump lang_statement_iteration.
	(scan_for_self_assignment): Formatting.
	(print_assignment): Style.

testsuite/
	* ld-scripts/default-script2.d: Revert 2010-11-03 change.
2010-12-20 06:27:11 +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
H.J. Lu
b10a8ae01c bfd/
2007-09-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR binutils/3281
	PR binutils/5037
	* elf-bfd.h (elf_obj_tdata): Remove relro.

	* elf.c (get_program_header_size): Check info->relro instead
	of elf_tdata (abfd)->relro.
	(_bfd_elf_map_sections_to_segments): Likewise.
	(assign_file_positions_for_load_sections): Don't set
	PT_GNU_RELRO segment alignment here.
	(assign_file_positions_for_non_load_sections): Properly set up
	PT_GNU_RELRO segment for copying executable/shared library.
	(rewrite_elf_program_header): Remove PT_GNU_RELRO segment.
	(copy_elf_program_header): Set p_size and p_size_valid fields for
	PT_GNU_RELRO segment.

include/elf/

2007-09-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR binutils/3281
	PR binutils/5037
	* internal.h (elf_segment_map): Add p_size and p_size_valid.
	(ELF_IS_SECTION_IN_SEGMENT): Allow SHF_TLS sections in
	PT_GNU_RELRO segments.

ld/

2007-09-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR binutils/3281
	PR binutils/5037
	* ldexp.h (ldexp_control): Add relro, relro_start_stat and
	relro_end_stat.

	* ldexp.c (fold_binary): Set expld.dataseg.relro to
	exp_dataseg_relro_start or exp_dataseg_relro_end when
	seeing DATA_SEGMENT_ALIGN or DATA_SEGMENT_RELRO_END,
	respectively.

	* ldlang.c (lang_size_sections_1): Properly set
	expld.dataseg.relro_start_stat and
	expld.dataseg.relro_end_stat.
	(find_relro_section_callback): New function.
	(lang_find_relro_sections_1): Likewise.
	(lang_find_relro_sections): Likewise.
	(lang_process): Call lang_find_relro_sections for
	non-relocatable link.

ld/testsuite/

2007-09-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR binutils/3281
	PR binutils/5037
	* ld-elf/binutils.exp: Update "-z relro" tests to use relro1.s.
	Add "-z relro" tests with relro2.s.  Add "-z relro" tests with
	TLS for objcopy.

	* ld-elf/relro1.s: New file.
	* ld-elf/relro2.s: Likewise.
2007-09-18 00:25:07 +00:00
Nick Clifton
f96b4a7b0f Update sources to GPLv3 2007-07-06 14:09:45 +00:00
H.J. Lu
f856040acc ld/
2007-04-02  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/4090
	* ldexp.h (node_type): Add lineno.
	* ldexp.c: Include "ldlex.h".
	(exp_intop): Set the lineno field from lineno.
	(exp_bigintop): Likewise.
	(exp_relop): Likewise.
	(exp_nameop): Likewise.
	(exp_binop): Set the lineno field from lineno of lhs.
	(exp_trinop): Likewise.
	(exp_unop): Set the lineno field from lineno of child.
	(exp_assop): Set the lineno field from lineno of src.
	(exp_provide): Likewise.
	(exp_assert): Set the lineno field from lineno of exp.
	(exp_get_abs_int): Set lineno from lineno of nonconstant
	expression when report problem.

ld/testsuite/

2007-04-02  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/4090
	* ld-elf/expr1.d: New file.
	* ld-elf/expr1.s: Likewise.
	* ld-elf/expr1.t: Likewise.
2007-04-02 16:32:04 +00:00
H.J. Lu
7af8e99880 bfd/
2005-08-05  H.J. Lu  <hongjiu.lu@intel.com>

	* bfd.c (bfd_hide_symbol): New.
	* bfd-in2.h: Regenerated.

ld/

2005-08-05  H.J. Lu  <hongjiu.lu@intel.com>

	* ld.texinfo: Document PROVIDE_HIDDEN.

	* ldexp.c (exp_fold_tree_1): Hide a provided symbol if asked.
	(exp_provide): Add and set hidden.

	* ldexp.h (etree_type): Add hidden to assign.

	* ldgram.y (PROVIDE_HIDDEN): New.
	* ldlex.l (PROVIDE_HIDDEN): Likewise.

	* scripttempl/elf.sc: Use PROVIDE_HIDDEN on array bound
	symbols.
2005-08-05 13:52:13 +00:00
Alan Modra
e9ee469ad1 * ld.h (lang_phase_type): Move to..
* ldexp.h: ..here.  Add lang_mark_phase_enum.
	(node_type): Remove etree_undef and etree_unspec.
	(exp_data_seg): Delete.
	(struct ldexp_control, expld): New.
	(invalid, exp_mark_used_section): Delete.
	(exp_fold_tree, exp_get_vma, exp_get_value_int, exp_get_fill,
	exp_get_abs_int): Update prototypes.
	* ldexp.c (assigning_to_dot): Delete.
	(expld): Define.
	(make_abs): Operate directly on expld.result.  Update all callers.
	(new_abs): Likewise.  Return void.
	(new_rel_from_abs): Rename from new_rel_from_section.
	(new_rel, new_rel_from_abs): Operate on expld.result and return void.
	Update all callers.
	(fold_unary): Operate on expld.result and return void.  Remove
	"current_section", "allocation_done", "dot", "dotp" and "mark_used"
	params.  Update all callers.
	(fold_binary, fold_trinary, fold_name, exp_fold_tree_1): Likewise.
	(fold_unary <ALIGN_K>): Ensure alignment is absolute.
	(fold_unary <ABSOLUTE>): Use make_abs.
	(fold_unary <DATA_SEGMENT_END>): Evaluate mark_phase as for
	allocating_phase.
	(fold_binary <DATA_SEGMENT_ALIGN, DATA_SEGMENT_RELRO_END, >): Ditto.
	(fold_binary <'%','/'>): Don't error if marking.
	(fold_name <SIZEOF_HEADERS>): Don't call bfd_sizeof_headers when
	marking.
	(fold_name <NAME>): Remove FIXME; -R is handled correctly.  Don't
	error when marking.
	(fold_name <ADDR, LOADADDR, SIZEOF>): Don't set SEC_KEEP.
	(exp_fold_tree_1): Don't error when marking.
	(exp_fold_tree_1 <etree_rel>): Evaluate in all phases except first.
	(exp_fold_tree_1 <etree_assign to dot>): Don't check for NULL
	current section, instead check for NULL dotp.
	(exp_fold_tree_1 <etree_provide>): Don't evaluate the assignment
	source unless the symbol is referenced and undefined.
	(exp_fold_tree): Remove "allocation_done" and "dot" params.  Save
	params to expld.
	(exp_fold_tree_no_dot): Remove "current_section", "allocation_done
	and "mark_used" params.  Save params to expld.  Update all callers.
	(exp_assop): Do without temp var.
	(exp_print_tree <etree_undef>): Delete code.
	(exp_get_vma): Remove "allocation_done" param.  Correct error return.
	(exp_get_fill, exp_get_abs_int): Likewise.
	(exp_get_value_int): Remove "allocation_done" param.
	(exp_mark_used_section): Delete.
	* ldgram.y (fill_exp): Update exp_get_fill call.
	(origin_spec, length_spec): Update exp_get_vma call.
	* ldlang.c (lang_init): Don't bother clearing lang_statement_iteration.
	(lang_mark_used_section_1, lang_mark_used_section): Delete.
	(strip_excluded_output_sections): Call one_lang_size_sections_pass in
	marking mode.  Merge old lang_mark_used_section code.  Correct handling
	of output sections with excluded input sections and data statements.
	Don't drop non-zero sized sections.  Don't zap os->bfd_section.
	Do set SEC_EXCLUDE when appropriate.
	(print_output_section_statement): Update for changed ldexp.c
	interface.
	(print_assignment, lang_size_sections_1): Likewise.
	(lang_do_assignments_1, lang_enter_output_section_statement): Likewise.
	(lang_new_phdr, lang_record_phdrs): Likewise.
	(lang_size_sections): Likewise.
	(insert_pad): Use following statement if it is a pad, rather than
	creating a new one.
	(lang_size_sections_1 <lang_output_section_statement_enum>): Do
	process ignored output section to set vma and lma, but don't
	update dot for these sections.  Don't error if marking.
	(lang_size_sections_1 <lang_assignment_statement_enum>): Don't
	update dot for ignored sections.
	(lang_size_sections_1 <lang_data_statement_enum>): Don't mark absolute
	section with SEC_ALLOC.
	(one_lang_size_sections_pass): New function.
	(lang_size_sections): Remove first five params.  Set expld.phase on
	entry and exit.   Use one_lang_size_sections_pass.
	(lang_do_assignments): Remove all params.  Update all callers.
	(lang_reset_memory_regions): Clear os->processed for all output
	section statements.
	* ldlang.h (lang_do_assignments): Update prototype.
	(lang_size_sections): Likewise.
	(one_lang_size_sections_pass): Declare.
	* pe-dll.c (pe_dll_fill_sections, pe_exe_fill_sections): Update
	lang_size_sections and lang_do_assignments calls.
	* emultempl/elf32.em (layout_sections_again): Likewise.
	* emultempl/ppc64elf.em (ppc_before_allocation): Use
	one_lang_size_sections_pass.
2005-06-09 02:05:47 +00:00
Alan Modra
408082ec18 * ldexp.h (etree_value_type): Use "asection *" in place of
"struct lang_output_section_statement_struct *" for "section".
	(exp_fold_tree): Likewise.
	(exp_mark_used_section): Likewise.
	* ldexp.c (new_rel, new_rel_from_section, fold_unary, fold_binary,
	fold_trinary, fold_name, exp_fold_tree_1, exp_fold_tree,
	exp_mark_used_section): Likewise for "current_section" param.
	(make_abs, new_abs, exp_binop, exp_unop, exp_get_vma, exp_get_fill,
	exp_get_abs_int): Adjust for above changes.
	* ldlang.c (lang_mark_used_section_1, print_assignment,
	lang_size_sections_1, lang_do_assignments_1): Likewise.
	* ldexp.c (fold_name): Init entire result struct.
2005-06-02 03:08:41 +00:00
H.J. Lu
75ff45898c bfd/
2005-05-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR 797
	* elf32-i386.c (elf_i386_size_dynamic_sections): Also remove
	empty sdynbss section.
	* elf64-x86-64.c (elf64_x86_64_size_dynamic_sections): Likewise.

ld/

2005-05-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR 797
	* ldexp.c (exp_fold_tree_1): Renamed from exp_fold_tree and
	take take a bfd_boolean, mark_used. Ignore assert failure if
	mark_used is TRUE.
	(exp_fold_tree) Call exp_fold_tree_1 with mark_used == FALSE.
	(exp_fold_tree_no_dot): Updated to take a bfd_boolean,
	mark_used and pass down.
	(fold_unary): Likewise.
	(fold_binary): Likewise.
	(fold_trinary): Likewise.
	(exp_binop): Add FALSE to call to exp_fold_tree_no_dot.
	(exp_trinop): Likewise.
	(exp_unop): Likewise.
	(exp_nameop): Likewise.
	(exp_get_vma): Likewise.
	(exp_get_fill): Likewise.
	(exp_get_abs_int): Likewise.
	(fold_name): Likewise. Set SEC_KEEP in output section flags.
	(exp_mark_used_section): New.

	* ldexp.h (exp_mark_used_section): New.

	* ldlang.c (lang_output_section_statement_lookup_1): Set the
	ignored field to FALSE.
	(lang_mark_used_section_1): New.
	(lang_mark_used_section): Call lang_mark_used_section_1.
	(strip_excluded_output_sections): Call lang_mark_used_section
	and check for unused sections.
	(lang_size_sections_1): Skip an output section if it should
	be ignored.
	(lang_do_assignments_1): Likewise.
	(lang_process): Don't call lang_mark_used_section here.

	* ldlang.h (lang_output_section_statement_type): Change
	all_input_readonly to bitfield. Add ignored.

ld/testsuite/

2005-05-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR 797
	* empty-aligned.d: New file.
	* empty-aligned.exp: Likewise.
	* empty-aligned.s: Likewise.
	* empty-aligned.t: Likewise.
2005-05-17 16:43:02 +00:00
Nick Clifton
75be928bd2 Update FSF addresses 2005-05-12 07:32:09 +00:00
Jakub Jelinek
e3070fef41 * ldexp.h (exp_data_seg): Add min_base and maxpagesize fields.
* ldexp.c (fold_binary) <case DATA_SEGMENT_ALIGN>: Initialize them.
	* ldlang.c (lang_size_sections): Use them to avoid wasting virtual
	address space at DATA_SEGMENT_ALIGN.  Fix computation of expected
	PT_GNU_RELRO segment end.
2004-12-17 15:50:02 +00:00
Mark Mitchell
ba916c8af2 * Makefile.in (earmsymbian.c): Depend on armbpabi.sc, not elf.sc.
* ldexp.h (segment_type): New type.
	(segments): New variable.
	* ldexp.c (segments): New variable.
	(exp_print_token): Handle SEGMENT_START.
	(fold_binary): Likewise.
	* ldgram.y (SEGMENT_START): Declare it as a token.
	(exp): Handle SEGMENT_START.
	* ldlang.h (lang_address_statement_type): Add segment field.
	(lang_section_start): Change prototype.
	* ldlang.c (map_input_to_output_sections): Do not process section
	assignments if a corresponding SEGMENT_START has already been
	seen.
	(lang_section_start): Add segment parameter.
	* ldlex.l (SEGMENT_START): Add it.
	* lexsup.c (seg_segment_start): New function.
	(parse_args): Use it for -Tbss, -Tdata, and -Ttext.
	* ld.texinfo (SEGMENT_START): Document it.
	* emulparams/armsymbian.sh (EMBEDDED): Set it.
	* scripttempl/armbpabi.sc: Use SEGMENT_START to control segment
	base addresses.  Do not map relocations.
	* NEWS: Mention SEGMENT_START.
2004-10-26 18:41:52 +00:00
Jakub Jelinek
8c37241be3 bfd/
* elflink.c (elf_bfd_final_link): Don't output STT_SECTION symbol
	into .dynsym if elf_section_data (sec)->dynindx <= 0.
	Adjust counting of last_local.
	(_bfd_elf_link_renumber_dynsyms): Don't assign dynindx to sections
	other than SHT_PROGBITS/SHT_NOBITS and neither for .got/.got.plt/.plt
	created by the linker nor !SHF_ALLOC.

	* elf32-i386.c (elf_i386_finish_dynamic_sections): Point
	DT_PLTGOT to the start of the .got.plt section instead of the
	.got output section.  Set sh_entsize for .got section in addition
	to .got.plt.
	(elf_i386_relocate_section): Don't assume _GLOBAL_OFFSET_TABLE_
	is at sgot->output_section->vma.
	* elf64-x86-64.c (elf64_x86_64_finish_dynamic_sections): Point
	DT_PLTGOT to the start of the .got.plt section instead of the
	.got output section.
	(elf64_x86_64_relocate_section): Don't assume _GLOBAL_OFFSET_TABLE_
	is at sgot->output_section->vma.  Set sh_entsize for .got section
	in addition to .got.plt.
	* elf.c (_bfd_elf_print_private_bfd_data): Handle PT_GNU_RELRO.
	(bfd_section_from_phdr): Likewise.
	(map_sections_to_segments): Likewise.
	(assign_file_positions_for_segments): Likewise.
	(get_program_header_size): Likewise.
	* elflink.c (bfd_elf_size_dynamic_sections): Set
	elf_tdata (output_bfd)->relro from info->relro.
	* elf-bfd.h (struct elf_obj_tdata): Add relro field.
include/
	* bfdlink.h (struct bfd_link_info): Add relro, relro_start and
	relro_end fields.
	* elf/common.h (PT_GNU_EH_FRAME, PT_GNU_STACK): Add comments.
	(PT_GNU_RELRO): Define.
binutils/
	* readelf.c (get_segment_type): Handle PT_GNU_RELRO.
ld/
	* genscripts.sh: Generate -z combreloc -z now -z relro scripts
	for binaries, -shared and -pie.
	* emulparams/elf_i386.sh (SEPARATE_GOTPLT): Set.
	* emulparams/elf_x86_64.sh (SEPARATE_GOTPLT): Set.
	* emulparams/elf32ppc.sh (OTHER_READWRITE_SECTIONS): Rename to...
	(OTHER_RELRO_SECTIONS): ... this.
	* ldlex.l (DATA_SEGMENT_RELRO_END): Add.
	* emultempl/elf32.em (gld${EMULATION_NAME}_handle_option): Handle
	-z relro and -z norelro.
	(gld${EMULATION_NAME}_list_options): Add it to usage.
	(gld${EMULATION_NAME}_get_script): Return -z combreloc -z now
	-z relro scripts when appropriate.
	* scripttempl/elf.sc: Unset SEPARATE_GOTPLT if RELRO_NOW is set.
	Create separate .got.plt section if SEPARATE_GOTPLT.
	Move sections which are only written during relocation handling
	to the beginning of RW segment.  If NO_SMALL_DATA, move .got
	before .data.  Add DATA_SEGMENT_RELRO_END directive.
	Include OTHER_RELRO_SECTIONS.
	* ldgram.y (DATA_SEGMENT_RELRO_END): Add.
	* ldexp.c (exp_print_token): Handle DATA_SEGMENT_RELRO_END.
	(fold_unary): Likewise.
	(fold_binary): Handle -z relro.
	* ldexp.h (struct exp_data_seg): Add exp_dataseg_relro_seen and
	exp_dataseg_relro_adjust phases.  Add relro_end field.
	* ldmain.c (main): Initialize link_info.relro to FALSE.
	* ldlang.c (lang_size_sections): Handle -z relro.
ld/testsuite/
	* ld-i386/tlspic.rd: Adjust for section reordering changes
	and removal of unneeded STT_SECTION symbols from .dynsym.
	* ld-i386/tlspic.dd: Likewise.
	* ld-i386/tlspic.sd: Likewise.
	* ld-i386/tlsbin.rd: Likewise.
	* ld-i386/tlsbinpic.s: Likewise.
	* ld-i386/tlsbin.dd: Likewise.
	* ld-i386/tlsbin.sd: Likewise.
	* ld-i386/tlsnopic.rd: Likewise.
	* ld-i386/tlsnopic1.s: Likewise.
	* ld-i386/combreloc.d: Likewise.
	* ld-i386/tlsnopic.dd: Likewise.
	* ld-i386/tlsnopic.sd: Likewise.
	* ld-x86-64/tlspic.rd: Likewise.
	* ld-x86-64/tlspic.dd: Likewise.
	* ld-x86-64/tlsbin.dd: Likewise.
	* ld-x86-64/tlspic.sd: Likewise.
	* ld-x86-64/tlsbin.sd: Likewise.
	* ld-x86-64/tlspic.td: Likewise.
	* ld-x86-64/tlsbin.td: Likewise.
	* ld-x86-64/tlsbin.rd: Likewise.
	* ld-s390/tlspic1.s: Likewise.
	* ld-s390/tlsbinpic.s: Likewise.
	* ld-s390/tlspic.rd: Likewise.
	* ld-s390/tlsbin.rd: Likewise.
	* ld-s390/tlspic.dd: Likewise.
	* ld-s390/tlsbin.dd: Likewise.
	* ld-s390/tlsbin.sd: Likewise.
	* ld-s390/tlsbin.td: Likewise.
	* ld-s390/tlspic.sd: Likewise.
	* ld-s390/tlspic.td: Likewise.
	* ld-s390/tlspic1_64.s: Likewise.
	* ld-s390/tlsbinpic_64.s: Likewise.
	* ld-s390/tlspic_64.rd: Likewise.
	* ld-s390/tlsbin_64.rd: Likewise.
	* ld-s390/tlspic_64.dd: Likewise.
	* ld-s390/tlsbin_64.dd: Likewise.
	* ld-s390/tlspic_64.sd: Likewise.
	* ld-s390/tlspic_64.td: Likewise.
	* ld-s390/tlsbin_64.td: Likewise.
	* ld-s390/tlsbin_64.sd: Likewise.
	* ld-powerpc/tlsexe32.r: Likewise.
	* ld-powerpc/tlsso32.r: Likewise.
	* ld-powerpc/tlsso32.d: Likewise.
	* ld-powerpc/tlsso32.g: Likewise.
	* ld-powerpc/tlsso32.t: Likewise.
	* ld-powerpc/tlsexe.r: Likewise.
	* ld-powerpc/tlsso.r: Likewise.
	* ld-powerpc/tlsso.g: Likewise.
	* ld-powerpc/tlsexetoc.r: Likewise.
	* ld-powerpc/tlstocso.r: Likewise.
	* ld-powerpc/tlstocso.g: Likewise.
	* ld-ia64/tlspic.rd: Likewise.
	* ld-ia64/tlspic.dd: Likewise.
	* ld-ia64/tlspic.sd: Likewise.
	* ld-ia64/tlspic.td: Likewise.
	* ld-ia64/tlsbin.rd: Likewise.
	* ld-ia64/tlsbin.sd: Likewise.
	* ld-ia64/tlsbin.td: Likewise.
	* ld-elfvsb/elfvsb.exp: XFAIL non-PIC load offset tests on s390x.
	* ld-shared/shared.exp: Likewise.
2004-05-11 17:08:38 +00:00
Alan Modra
e5caa5e0ca * ldexp.c (align_n): Make static.
* ldexp.h (align_n): Delete declaration.
	* ldlang.h (lang_enter_output_section_statement): Remove
	block_value param.
	* ldlang.c (lang_enter_output_section_statement): Likewise.
	(TO_ADDR, TO_SIZE): Define.
	(opb): New var.
	(init_opb): New function.
	(print_input_section): Call init_opb and use TO_ADDR.
	(print_data_statement, print_reloc_statement): Likewise.
	(print_padding_statement): Likewise.
	(size_input_section): Use TO_SIZE and TO_ADDR, and global opb.
	(lang_check_section_addresses): Likewise.
	(lang_size_sections_1): Likewise.
	(lang_do_assignments_1): Likewise.
	(lang_set_startof): Likewise.
	(lang_one_common): Likewise.  Combine power_of_two and opb alignment.
	(lang_process): Call init_opb.
	(lang_abs_symbol_at_end_of): Use TO_ADDR and global opb.
	(lang_enter_overlay_section): Adjust
	lang_enter_output_section_statement call.
	* ldgram.y: Likewise.
	* mri.c (mri_draw_tree): Likewise.
	* emultempl/elf32.em (gld${EMULATION_NAME}_place_orphan): Likewise.
	* emultempl/mmo.em (mmo_place_orphan): Likewise.
	* emultempl/pe.em (gld${EMULATION_NAME}_place_orphan): Likewise.
2004-01-03 12:39:07 +00:00
Alan Modra
1579bae1cd Convert to C90 2003-06-28 05:28:54 +00:00
Alan Modra
b34976b65a s/boolean/bfd_boolean/ s/true/TRUE/ s/false/FALSE/. Simplify
comparisons of bfd_boolean vars with TRUE/FALSE.  Formatting.
2002-11-30 08:39:46 +00:00
Alan Modra
c553bb910d * emulparams/elf32_dlx.sh (TARGET_PAGE_SIZE): Set to 1.
(MAXPAGESIZE): Set to 1.

	* ld.h (ALIGN_N): Delete.
	* ldexp.h (align_n): Declare.
	* ldexp.c (align_n): New function.
	(fold_binary): Use align_n instead of ALIGN_N.
	(exp_fold_tree): Likewise.
	* ldlang.c (lang_size_sections_1): Likewise.
	(lang_one_common): Likewise.
2002-08-13 02:08:26 +00:00
Alan Modra
2c382fb6f5 Support arbitrary length fill patterns.
* ldexp.h (etree_value_type): Add "str" field.
	(union etree_union): Add "str" to "value" struct.
	(exp_bigintop): Declare.
	(exp_get_fill): Declare.
	* ldexp.c: Include "safe-ctype.h".
	(exp_intop): Set value.str to NULL.
	(exp_bigintop): New function.
	(new_rel): Pass in "str", and set new.str from it.
	(new_rel_from_section): Set new.str to NULL.
	(fold_name): Adjust calls to new_rel.
	(exp_fold_tree): Likewise.
	(exp_get_fill): New function.
	* ldgram.y (struct big_int bigint, fill_type *fill): New.
	(INT): Returns a "bigint".  Adjust all code handling INTs.
	(fill_opt): Returns a "fill".
	(fill_exp): Split out of fill_opt, use for FILL.
	* ldlang.h (struct _fill_type): New.
	(fill_type): Move typedef to ldexp.h.
	(lang_output_section_statement_type): "fill" is now a pointer.
	(lang_fill_statement_type): Likewise.
	(lang_padding_statement_type): Likewise.
	(lang_add_fill): Now takes a "fill_type *" param.
	(lang_leave_output_section_statement): Likewise.
	(lang_do_assignments): Likewise.
	(lang_size_sections): Likewise.
	(lang_leave_overlay_section): Likewise.
	(lang_leave_overlay): Likewise.
	* ldlang.c: Include ldgram.h after ldexp.h.
	(lang_output_section_statement_lookup): Adjust for fill_type change.
	(print_fill_statement): Likewise.
	(print_padding_statement): Likewise.
	(insert_pad): Now takes a "fill_type *" arg.
	(size_input_section): Likewise.
	(lang_size_sections_1): Likewise.
	(lang_size_sections): Likewise.
	(lang_do_assignments): Likewise.
	(lang_add_fill): Likewise.
	(lang_leave_output_section_statement): Likewise.
	(lang_leave_overlay_section): Likewise.
	(lang_leave_overlay): Likewise.
	Adjust all callers of the above function.
	* ldlex.l: Include ldgram.h after ldexp.h.  Allow hex numbers
	starting with "0X" as well as "0x".  Return bigint.str for hex
	numbers starting with "0x" or "0X", zero bigint.str otherwise.
	Always use base 16 for numbers starting with "$".
	* ldmain.c: Include ldgram.h after ldexp.h.
	* ldwrite.c (build_link_order): Use bfd_data_link_order in place
	of bfd_fill_link_order.
	* pe-dll.c: Adjust lang_do_assignments calls.
	* emultempl/elf32.em: Likewise.
	* emultempl/hppaelf.em: Likewise.
	* emultempl/ppc64elf.em: Likewise.
	* emultempl/beos.em: Include ldgram.h after ldexp.h, adjust
	lang_add_assignment call.
	* emultempl/pe.em: Likewise.
2002-02-15 02:11:05 +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
Nick Clifton
a2b64bede3 Fixtypos in ChangeLogs, fix copyright dates in files 2001-03-13 06:14:29 +00:00
H.J. Lu
b46a87b160 2001-02-13 H.J. Lu <hjl@gnu.org>
* ldexp.h (node_type): Add etree_provided.
	* ldexp.c (exp_fold_tree): Handle etree_provided. Set the node
	type to etree_provided if defined by PROVIDE. Allow updating
	for etree_provided.
	(exp_print_tree): Handle etree_provided.
	* mpw-elfmips.c (gldelf32ebmip_find_exp_assignment): Handle
	etree_provided.
2001-02-13 22:23:33 +00:00
Kazu Hirata
89cdebba13 2000-10-09 Kazu Hirata <kazu@hxi.com>
* ldcref.c: Fix formatting.
	* ldctor.h: Likewise.
	* ldemul.c: Likewise.
	* ldemul.h: Likewise.
	* ldexp.c: Likewise.
	* ldexp.h: Likewise.
	* ldfile.c: Likewise.
	* ldfile.h: Likewise.
	* ld.h: Likewise.
	* ldlang.c: Likewise.
	* ldlang.h: Likewise.
	* ldmain.c: Likewise.
2000-10-09 15:09:17 +00:00
Kazu Hirata
5cc18311d9 2000-09-29 Kazu Hirata <kazu@hxi.com>
* deffile.h: Fix formatting.
	* ld.h: Likewise.
	* ldctor.h: Likewise.
	* ldemul.h: Likewise.
	* ldexp.h: Likewise.
	* ldfile.h: Likewise.
	* ldlang.h: Likewise.
	* lexsup.c: Likewise.
	* mri.c: Likewise.
	* pe-dll.c: Likewise.
2000-09-29 13:21:41 +00:00
Richard Henderson
252b5132c7 19990502 sourceware import 1999-05-03 07:29:11 +00:00