(remove_cycle): Instead of physically removing call_info structures
to break call graph cycles, mark them using the broken_cycle flag.
(mark_overlay_section): Respect broken_cycle flag.
(unmark_overlay_section): Likewise.
(collect_lib_sections): Likewise.
(collect_overlays): Likewise.
(sum_stack): Likewise.
(mark_functions_via_relocs): Initialize callee->count to 1.
(pasted_function): Likewise.
(spu_elf_auto_overlay): Honor call counts when determining number
of stubs required in software i-cache mode.
per line with all lines having continuation backslash. Prefix
first line with "A", following lines with "B".
* Makefile.am (DEP): Don't use dep.sed here.
(DEP1): Run $MKDEP on single files, modify .o to .lo here. Use
dep.sed here on dependencies, sort and uniq.
* Makefile.in: Regenerate.
2009-05-19 Dave Korn <dave.korn.cygwin@gmail.com>
* cofflink.c (process_embedded_commands): Ignore "-aligncomm".
==> gas/ChangeLog <==
2009-05-19 Dave Korn <dave.korn.cygwin@gmail.com>
* NEWS: Mention new feature.
* config/obj-coff.c (obj_coff_common_parse): New function.
(obj_coff_comm): Likewise.
(coff_pseudo_table): Override default ".comm" definition on PE.
* doc/as.texinfo: Document new feature.
==> gas/testsuite/ChangeLog <==
2009-05-19 Dave Korn <dave.korn.cygwin@gmail.com>
* gas/pe/: New directory for PE format-specific tests.
* gas/pe/aligncomm-a.d: New test pattern file.
* gas/pe/aligncomm-a.s: New test source file.
* gas/pe/aligncomm-b.d: New test pattern file.
* gas/pe/aligncomm-b.s: New test source file.
* gas/pe/aligncomm-c.d: New test pattern file.
* gas/pe/aligncomm-c.s: New test source file.
* gas/pe/aligncomm-d.d: New test pattern file.
* gas/pe/aligncomm-d.s: New test source file.
* gas/pe/pe.exp: New test control script.
* lib/gas-defs.exp (is_pecoff_format): New function.
==> ld/ChangeLog <==
2009-05-19 Dave Korn <dave.korn.cygwin@gmail.com>
* NEWS: Mention new feature.
* deffile.h (def_file_aligncomm): Add new struct definition.
(def_file): Add new def_file_aligncomm member.
* deffilep.y (%token): Add new ALIGNCOMM token.
(command): Add production rule for ALIGNCOMM.
(def_file_free): Free any chained def_file_aligncomm structs.
(diropts[]): Add entry for '-aligncomm' .drectve command.
(def_aligncomm): New grammar function.
* ld.texinfo: Document new feature.
* pe-dll.c (process_def_file): Rename from this ...
(process_def_file_and_drectve): ... to this, updating all callers,
and process any aligncomms chained to the def file after scanning
all .drectve sections.
(generate_edata): Updated to match.
(pe_dll_build_sections): Likewise.
==> ld/testsuite/ChangeLog <==
2009-05-19 Dave Korn <dave.korn.cygwin@gmail.com>
* ld-pe/aligncomm-1.c: New test source file.
* ld-pe/aligncomm-2.c: Likewise.
* ld-pe/aligncomm-3.c: Likewise.
* ld-pe/aligncomm-4.c: Likewise.
* ld-pe/aligncomm.d: New test pattern file.
* ld-pe/direct.exp: Deleted, and content moved into ...
* ld-pe/pe-run.exp: ... New common file for all PE run tests.
* ld-pe/vers-script.exp: Deleted, and content merged into ...
* ld-pe/pe-compile.exp: ... New common file for PE tests needing
a compiler, adding aligned common tests.
* ld-pe/pe.exp: Update header comment.
bfd/
* elf32-arm.c (DEF_STUBS): New helper define.
(DEF_STUB): Likewise.
(stub_def): New type.
(stub_definitions): New array, containing stub template pointers
and sizes.
(arm_size_one_stub): Make use of stub_definitions.
* elflink.c (find_version_for_sym): Remove from here, ...
* linker.c (bfd_find_version_for_sym): ... rename, replace
here, make public and update all callers.
* bfd-in2.h: Regenerate.
ld/ChangeLog
* NEWS: Mention new feature.
* ld.texinfo (--version-script): Document extent of PE support.
(WIN32): Mention --version-script. Extend auto-export description.
* pe-dll.c (process_def_file): Use version script info to filter
symbols from auto-export.
* testsuite/ld-pe/vers-script-1.d: New file.
* testsuite/ld-pe/vers-script-2.d: New file.
* testsuite/ld-pe/vers-script-3.d: New file.
* testsuite/ld-pe/vers-script-4.d: New file.
* testsuite/ld-pe/vers-script-1.ver: New file.
* testsuite/ld-pe/vers-script-2.ver: New file.
* testsuite/ld-pe/vers-script-3.ver: New file.
* testsuite/ld-pe/vers-script-4.ver: New file.
* testsuite/ld-pe/vers-script-dll.c: New file.
* testsuite/ld-pe/vers-script.exp: New test script.
2009-04-30 Nick Clifton <nickc@redhat.com>
* common.h (STT_GNU_IFUNC): Define.
elfcpp
2009-04-30 Nick Clifton <nickc@redhat.com>
* (enum STT): Add STT_GNU_IFUNC.
gas
2009-04-30 Nick Clifton <nickc@redhat.com>
* config/obj-elf.c (obj_elf_type): Add support for a
gnu_indirect_function type.
* config/tc-i386.c (tc_i386_fix_adjustable): Do not adjust fixups
against indirect function symbols.
* doc/as.texinfo (.type): Document the support for the
gnu_indirect_function symbol type.
* NEWS: Mention the new feature.
gas/testsuite
2009-04-30 Nick Clifton <nickc@redhat.com>
* gas/elf/elf.exp: Extend type test to include an ifunc symbol.
Provide an alternative test for targets which do not support ifunc
symbols.
(type.s): Add entry for an ifunc symbol.
(type.e): Add ifunc entry to expected symbol dump.
(section2.e-armelf): Add entry for ifunc symbol.
(type-noifunc.s): New file.
(type-noifunc.e): New file.
bfd/
2009-04-30 Nick Clifton <nickc@redhat.com>
* elf-bfd.h (struct bfd_elf_section_data): Add indirect_relocs
section pointer.
(struct elf_obj_data): Add has_ifunc_symbols boolean.
* elf.c (swap_out_syms): Convert BSF_GNU_INDIRECT_FUNCTION flags
into a STT_GNU_IFUNC symbol type.
(_bfd_elf_is_function_type): Accept STT_GNU_IFUNC as a function
type.
(_bfd_elf_set_osabi): Set the osasbi field to ELFOSABI_LINUX if
the binary contains ifunc symbols.
* elfcode.h (elf_slurp_symbol_table): Translate the STT_GNU_IFUNC
symbol type into a BSF_GNU_INDIRECT_FUNCTION flag.
* elf32-i386.c (is_indirect_function): New function.
(elf_i386_check_relocs): Create an ifunc output section.
(allocate_dynrelocs): Create dynamic relocs in the ifunc output
section if necessary.
(elf_i386_relocate_section): Emit a reloc against an ifunc symbol
if necessary.
(elf_i386_add_symbol_hook): New function. Set the
has_ifunc_symbols field of the elf_obj_data structure if an ifunc
symbol is encountered.
(elf_backend_post_process_headers): Define.
(elf_backend_add_symbol_hook): Define.
(elf_i386_post_process_headers): Rename to
elf_i388_fbsd_post_process_headers.
* elf64-x86_64.c (IS_X86_64_PCREL_TYPE): New macro.
(is_indirect_function): New function.
(elf64_x86_64_check_relocs): Create an ifunc output section.
(allocate_dynrelocs): Create dynamic relocs in the ifunc output
section if necessary.
(elf64_x86_64_relocate_section): Emit a reloc against an ifunc
symbol if necessary.
(elf_i386_add_symbol_hook): Set the has_ifunc_symbols field of the
elf_obj_data structure if an ifunc symbol is encountered.
(elf_backend_post_process_headers): Define.
* elflink.c (_bfd_elf_adjust_dynamic_symbol): Always create a PLT
if we have ifunc symbols to handle.
(get_ifunc_reloc_section_name): New function. Computes the name
for an ifunc section.
(_bfd_elf_make_ifunc_reloc_section): New function. Creates a
section to hold ifunc relocs.
* syms.c (BSF_GNU_INDIRECT_FUNCTION): Define.
(bfd_print_symbol_vandf): Handle ifunc symbols.
(bfd_decode_symclass): Likewise.
* bfd-in2.h: Regenerate.
binutils
2009-04-30 Nick Clifton <nickc@redhat.com>
* readelf.c (dump_relocations): Display a relocation against an
ifunc symbol as if it were a function invocation.
(get_symbol_type): Handle STT_GNU_IFUNC.
ld
2009-04-30 Nick Clifton <nickc@redhat.com>
* NEWS: Mention support for IFUNC symbols.
ld/testsuite
2009-04-30 Nick Clifton <nickc@redhat.com>
* ld-ifunc: New directory.
* ld-ifunc/ifunc.exp: New file: Run the IFUNC tests.
* ld-ifunc/prog.c: New file.
* ld-ifunc/lib.c: New file.
* elf32-arm.c (elf32_arm_check_relocs): Give errors for absolute
MOVW and MOVT relocations in a shared library link.
ld/testsuite:
* ld-arm/movw-shared-1.d, ld-arm/movw-shared-1.s,
ld-arm/movw-shared-2.d, ld-arm/movw-shared-2.s,
ld-arm/movw-shared-3.d, ld-arm/movw-shared-3.s,
ld-arm/movw-shared-4.d, ld-arm/movw-shared-4.s: New tests.
* ld-arm/arm-elf.exp: Run these new tests.
Alan Modra <amodra@bigpond.net.au>
Dave Korn <dave.korn.cygwin@gmail.com>
* peXXigen.c (_bfd_XXi_swap_sym_in): Fix name handling w.r.t
long names and non-NUL-terminated strings.
bfd/
* elf32-arm.c (elf32_arm_size_stubs): Handle long branches through
PLT entries to an undefined symbol when generating a shared
library.
testsuite/
* ld-arm/arm-elf.exp: Add new test farcall-mixed-lib.
* ld-arm/farcall-mixed-lib.d: Update expected output.
* ld-arm/farcall-mixed-lib1.s: New file.
* ld-arm/farcall-mixed-lib2.s: New file.
bfd/
* elf32-arm.c (elf32_arm_final_link_relocate): Don't convert ARM
branch to an undef weak symbol into a jump to next instruction if
a PLT entry will be created.
testsuite/
* ld-arm/arm-elf.exp: Add 1 more test to check undef weak
reference with PLT in ARM mode.
* ld-arm/thumb2-bl-undefweak1.d, ld-arm/thumb2-bl-undefweak1.s:
New files.
* coffgen.c (make_a_section_from_file): Set the backend long
section names enable if long section names found on input.
* coffcode.h: Extend long section names documentation to match.
binutils/ChangeLog
* objcopy.c (enum long_section_name_handling): New enum type.
(enum command_line_switch): Add OPTION_LONG_SECTION_NAMES.
(copy_options[]): Add entry for --long-section-names option.
(copy_usage): Document it.
(set_long_section_mode): New subroutine.
(copy_file): Call it.
(copy_main): Accept OPTION_LONG_SECTION_NAMES and parse arg.
* doc/binutils.texi: Update objcopy documentation with details
of new option.
* coff-x86_64.c (bfd_pe_print_pdata): Defined to
_bfd_pex64_print_pdata only if PE is defined.
* libpei.h (_bfd_pep_print_x64_pdata): Renamed to ...
(_bfd_pex64_print_pdata): This.
* peXXigen.c (_bfd_pep_print_x64_pdata): Renamed to ...
(_bfd_pex64_print_pdata): This. Defined only if COFF_WITH_pex64
is defined.
bfd/
* elf32-arm.c (elf32_arm_stub_long_branch_v4t_thumb_thumb,
elf32_arm_stub_long_branch_v4t_thumb_thumb_pic): Two new long
branch stubs.
(elf32_arm_stub_type): New enum values for the two new stubs.
(arm_type_of_stub): Make use of the two new stubs.
(arm_size_one_stub): Handle the two new stubs.
testsuite/
* ld-arm/farcall-thumb-thumb-pic-veneer.d: Update expected
results.
* ld-arm/farcall-thumb-thumb.d: Likewise.
* elf32-vax.c (elf_vax_check_relocs): Do not put relocations against
hidden symbols into the GOT or PLT.GOT.
(elf_vax_relocate_section): Do not emit a PCREL reloc
into a shared object if it is against a hidden symbol.
* xcofflink.c (xcoff_archive_info): Add contains_shared_object_p
and know_contains_shared_object_p.
(xcoff_archive_contains_shared_object_p): Add an "info" parameter.
Cache the result in the archive_info table.
(xcoff_auto_export_p): Add an "info" parameter and update the
call to xcoff_archive_contains_shared_object_p.
(xcoff_mark_auto_exports): Update accordingly.
(xcoff_post_gc_symbol): Likewise.
* xcofflink.c (bfd_link_input_bfd): Treat __rtinit as C_HIDEXT
rather than C_EXT.
ld/testsuite/
* ld-powerpc/aix-gc-1.nd: New test.
* ld-powerpc/aix52.exp: Run it.
* coff-rs6000.c (member_layout): New structure.
(archive_iterator): Likewise.
(member_layout_init): New function.
(archive_iterator_begin): Likewise.
(archive_iterator_next): Likewise.
(xcoff_write_armap_old): Use the new iterator functions.
(do_shared_object_padding): Delete.
(xcoff_write_armap_big): Use the new iterator functions. Simplify
handling of arch_info.
(xcoff_write_archive_contents_old): Allocate arelt_data in the
first loop rather than the second. Allocate a member header if
there isn't one, then work out the stat information and length
in the first loop too. Use the new iterators for the second loop.
(xcoff_write_archive_contents_big): Likewise.
* bfd-in.h (bfd_xcoff_split_import_path): Declare.
(bfd_xcoff_set_archive_import_path): Likewise.
* bfd-in2.h: Regenerate.
* xcofflink.c: Include libiberty.h.
(xcoff_archive_info): New structure.
(xcoff_archive_info_hash): New function.
(xcoff_archive_info_eq): Likewise.
(xcoff_get_archive_info): Likewise.
(_bfd_xcoff_bfd_link_hash_table_create): Initialize archive_info.
(bfd_xcoff_split_import_path): New function.
(bfd_xcoff_set_archive_import_path): Likewise.
(xcoff_set_import_path): Move earlier in file.
(xcoff_link_add_dynamic_symbols): Set the import path of a non-archive
object to the the directory part of the bfd's filename. Get the
import path and filename of an archive object from the archive's
xcoff_tdata, initializing it if necessary. Update use of
import_file_id.
(bfd_link_input_bfd): Update use of import_file_id.
(xcoff_write_global_symbol): Likewise.
ld/
* emultempl/aix.em (gld${EMULATION_NAME}_open_dynamic_archive): New
function.
(ld_${EMULATION_NAME}_emulation): Use it.
* xcofflink.c (xcoff_link_create_extra_sections): Don't create
a .loader section for relocatable links.
(xcoff_need_ldrel_p): New function.
(xcoff_mark): Use it.
(bfd_xcoff_link_count_reloc): Only count loader relocs if there's
a loader section.
(xcoff_build_ldsym): New function, split out from...
(xcoff_build_ldsyms): ...here. Rename to...
(xcoff_post_gc_symbol): ...this. Only export symbols, and only
call xcoff_build_ldsym, if there's a loader section.
(xcoff_build_loader_section): New function, extracted verbatim from...
(bfd_xcoff_size_dynamic_sections): ...here. Only call it if
there's a loader section. Only add an __rtinit loader symbol
if there's a loader section. Update after above name change.
(xcoff_symbol_section, xcoff_create_ldrel): New functions.
(bfd_link_input_bfd): Use xcoff_need_ldrel_p, xcoff_symbol_section
and xcoff_create_ldrel.
(xcoff_write_global_symbol): Use xcoff_create_ldrel.
(xcoff_reloc_link_order): Likewise, but only call it if there's
a loader section. Use xcoff_symbol_section.
(_bfd_xcoff_bfd_final_link): Only use fdinfo.ldrel and fdinfo.ldsym
if there's a loader section.
ld/testsuite/
* ld-powerpc/aix-rel-1.s, ld-powerpc/aix-rel-1.od: New test.
* ld-powerpc/aix52.exp: Run it.
* elf.c (copy_elf_program_header): Do not check that PT_GNU_RELRO
p_filesz and p_memsz are equal. Use p_memsz as the segment size.
(assign_file_positions_for_non_load_sections): Zap PT_GNU_RELRO
if we don't find matching PT_LOAD when copying.
R_CRIS_16_DTPREL, R_CRIS_32_DTPREL>: Allow use of non-local
symbols for non-allocated sections. Don't check whether to
generate R_CRIS_DTPMOD for non-allocated sections.
(cris_elf_gc_sweep_hook) <case R_CRIS_32_DTPREL>: Don't
handle relocation GC:ing if applied to non-allocated section.
(cris_elf_check_relocs): Similar.
H.J. Lu
Alan Modra
Nick Clifton
Ulrich Weigand
Nathan Sidwell
Tristan Gingold
Julian Brown
Dave Korn
Paul Brook
Andrew Jenner
Christophe Lyon
Joseph Myers
Daniel Jacobowitz
Richard Sandiford
DJ Delorie
Kai Tietz
Sterling Augustine
Matt Thomas
Mark Mitchell
M R Swami Reddy
Hans-Peter Nilsson