| Age | Commit message (Collapse) | Author | Files | Lines |
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(ONLY_IF_RO, ONLY_IF_RW): New tokens.
(section): Add sect_constraint. Pass additional argument
to lang_enter_output_section_statement.
* mri.c (mri_draw_tree): Pass additional argument to
lang_enter_output_section_statement.
* emultempl/pe.em (place_orphan): Likewise.
(output_prev_sec_find): Disregard output section statements with
constraint == -1.
* emultempl/mmo.em (output_prev_sec_find): Likewise.
(mmo_place_orphan): Pass additional argument to
lang_enter_output_section_statement.
* emultempl/elf32.em (output_prev_sec_find): Disregard output section
statements with constraint == -1.
(place_orphan): Pass additional argument to
lang_enter_output_section_statement.
* ldlang.c (lang_enter_overlay_section): Likewise.
(lang_output_section_find_1): New.
(lang_output_section_find): Use it.
(lang_output_section_statement_lookup_1): New.
(lang_output_section_statement_lookup): Use it.
(check_section_callback, check_input_sections): New.
(map_input_to_output_sections): Check if all input sections
are readonly if ONLY_IF_RO or ONLY_IF_RW was seen.
(strip_excluded_output_sections): Disregard output section statements
with constraint == -1.
(lang_record_phdrs): Likewise.
(lang_enter_output_section_statement): Add constraint argument.
Use lang_output_section_statement_lookup_1.
* ldlang.h (lang_output_section_statement_type): Add constraint
and all_input_readonly fields.
(lang_enter_output_section_statement): Adjust prototype.
* ldlex.l (ONLY_IF_RO, ONLY_IF_RW): New tokens.
* scripttempl/elf.sc (.eh_frame, .gcc_except_table): Move into text
segment if all input sections are readonly.
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* 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.
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* ldexp.c (fold_binary): Add ALIGN_K case.
* ld.texinfo (ALIGN): Document two operand version.
* ld-scripts/align.{s,t,exp}: New.
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* ldlang.c (exp_init_os): Add assert case.
* testsuite/ld-scripts/assert.{s,t,exp}: New.
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* 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${EMULATION_NAME}_place_orphan): Likewise.
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* ldfile.h (ldfile_set_output_arch): Ditto.
* emultempl/aix.em (gld${EMULATION_NAME}_before_parse): Use
ldfile_set_output_arch.
* emultempl/beos.em (gld${EMULATION_NAME}_before_parse): Ditto.
* emultempl/elf32.em (gld${EMULATION_NAME}_before_parse): Ditto.
* emultempl/linux.em (gld${EMULATION_NAME}_before_parse): Ditto.
* emultempl/mipsecoff.em (gld${EMULATION_NAME}_before_parse): Ditto.
* emultempl/pe.em (gld${EMULATION_NAME}_before_parse): Ditto.
* emultempl/sunos.em (gld${EMULATION_NAME}_before_parse): Ditto.
* ldgram.y: Adjust ldfile_set_output_arch call.
* emultempl/armcoff.em (gld${EMULATION_NAME}_before_parse): Ditto.
* emultempl/armelf.em (gld${EMULATION_NAME}_before_parse): Ditto.
* emultempl/armelf_oabi.em (gld${EMULATION_NAME}_before_parse): Ditto.
* emultempl/generic.em (gld${EMULATION_NAME}_before_parse): Ditto.
* emultempl/gld960c.em (gld960_set_output_arch): Ditto.
* emultempl/m68kcoff.em (gld${EMULATION_NAME}_before_parse): Ditto.
* emultempl/ticoff.em (gld${EMULATION_NAME}_before_parse): Ditto.
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redefintion of an already declared region.
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* 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.
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* readelf.c (get_segment_type): Handle PT_GNU_STACK.
bfd/
* elf.c (_bfd_elf_print_private_bfd_data): Handle PT_GNU_STACK.
(bfd_section_from_phdr): Likewise.
(map_sections_to_segments): Create PT_GNU_STACK segment header.
(get_program_header_size): Count with PT_GNU_STACK.
* elf-bfd.h (struct elf_obj_tdata): Add stack_flags.
* elflink.h (bfd_elfNN_size_dynamic_sections): Set stack_flags.
include/
* bfdlink.h (struct bfd_link_info): Add execstack and noexecstack.
* elf/common.h (PT_GNU_STACK): Define.
ld/
* ldgram.y (phdr_type): Grok PT_GNU_STACK.
* emultempl/elf32.em (gld${EMULATION_NAME}_handle_option): Add
-z execstack and -z noexecstack.
(gld${EMULATION_NAME}_list_options): Likewise.
* scripttempl/elf.sc: If not -r, discard .note.GNU-stack section.
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* ldgram.y (phdr_type): Grok PT_TLS and PT_GNU_EH_FRAME names.
If a name string is unknown, give an error rather than crashing later.
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* ldgram.y (vers_defns): Allow optional trailing semicolon in
EXTERN NAME block;
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comparisons of bfd_boolean vars with TRUE/FALSE. Formatting.
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(section <NAME>): Likewise.
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(lang_enter_overlay): Remove the last two parameters.
(lang_leave_overlay): Take them here instead.
* ldgram.y (memspec_at_opt): Set $$ to null if no region is given.
(section): Pass LMA and crossref flag to lang_leave_overlay rather
than lang_enter_overlay.
* ldlang.c (lang_memory_region_lookup): Return null for null names.
(lang_output_section_statement_lookup): Initialize update_dot_tree.
(lang_size_sections_1): Evaluate it.
(lang_leave_output_section_statement): Rework LMA lookup.
(overlay_lma, overlay_nocrossrefs): Remove.
(lang_enter_overlay): Remove LMA and corssref arguments.
(lang_enter_overlay_section): Don't set the LMA here.
(lang_leave_overlay): Take LMA and crossref arguments. Move the '.'
assignment to the last section's update_dot_tree. Unconditionally
use the load and run-time regions specified in the OVERLAY statement.
Likewise the first section's LMA. Only set the other sections' LMAs
when no load region is given.
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* ldgram.y: Fix syntax warning.
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* 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.
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* 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.
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* 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.
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* 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.
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with ldlex_script, ldlex_popstate.
(ifile_p1): Likewise.
* ldlex.l (EOF): Don't BEGIN(SCRIPT). Restore lineno from the
correct slot.
(lex_push_file): Save current lineno to lineno_stack. Set lineno
to 1. Don't BEGIN(SCRIPT).
(lex_redirect): Similarly.
* ldmain.c (main): Set yydebug non-zero if YYDEBUG.
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* ldlang.c (lang_common): Conditionally inhibit Common allocation.
* lexsup.c: Add --no-define-common commandline option.
* ldgram.y: Add INHIBIT_COMMON_ALLOCATION script command.
* ldlex.l: Likewise.
* ld.h: Add command_line.inhibit_common_definition.
* ldmain.c (main): Initialize.
* ld.texinfo: Document.
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sections.
* ldlang.c (callback_t): Add wildcard_list param.
(walk_wild_section): Remove "section" param. Rewrite for
lang_wild_statement_type change. Remove unique_section_p test.
(walk_wild_file): Remove "section" param.
(walk_wild): Remove "section" and "file" params.
(lang_gc_wild): Likewise.
(wild): Likewise. Modify for lang_wild_statement_type change.
(wild_sort): Likewise. Add "sec" param.
(gc_section_callback): Likewise.
(output_section_callback): Likewise. Do unique_section_p test.
(map_input_to_output_sections): Modify call to wild.
(lang_gc_sections_1): Likewise.
(print_wild_statement): Modify for lang_wild_statement_type
change.
(lang_add_wild): Replace filename, filenames_sorted param with
filespec. Replace section_name, sections_sorted,
exclude_filename_list with section_list.
* ldlang.h (lang_add_wild): Here too.
(lang_wild_statement_type): Replace section_name, sections_sorted,
and exclude_filename_list with section_list.
* ldgram.y (current_file): Delete.
(%union): Add wildcard_list.
(file_NAME_list): Set type to wildcard_list. Build a linked list
rather than calling lang_add_wild for each entry.
(input_section_spec_no_keep): Call lang_add_wild here instead.
* ld.h (struct wildcard_list): Declare.
* mri.c (mri_draw_tree): Modify to suit new lang_add_wild.
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re-arrange header include order.
Fix shadowing warnings in ldlang.h
Fix compile errors in mpw-elfmips.c
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* ldgram.y (vers_defns): Handle 'extern "C++" { ... }' in
version scripts.
* ldlex.l (V_IDENTIFIER): Accept `::' in symbols.
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list entries; the lexer considers commas to be valid part of a
filename, so in something like `foo, bar' the comma is considered
part of the first filename, `foo,'.
* ld.texinfo: Update section on EXCLUDE_FILE lists.
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(name_list): New.
* ld.texinfo (EXCLUDE_FILE): Update documentation.
* ldgram.y (wildcard_spec): Support a list of excluded_files.
(exclude_name_list): New.
ldlang.c (walk_wild_section): Support list of excluded files.
(print_wild_statement): Likewise.
(lang_add_wild): Likewise.
* ldlang.h (lang_wild_statement_type): Likewise.
* scripttempl/elf.sc (OTHER_EXCLUDE_FILES): Support.
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From Thomas Zenker <thz@lennartz-electronic.de>:
* ldgram.y (attributes_opt): Use attributes_list instead of NAME.
(attributes_list, attributes_string): New nonterminals.
* ldlang.c (lang_set_flags): Add invert parameter. Don't handle
'!'.
* ldlang.c (lang_set_flags): Update declaration.
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