* doc/as.texinfo: Document that Blackfin GAS does not
accept SYMBOL = VALUE.
ld/testsuite/
* ld-elf/sec64k.exp: Use ".set" instead of "=" for bfin-*-*.
gnu_unique_object.
* doc/as.texinfo: Document new feature of .type directive.
* NEWS: Mention support for gnu_unique_object symbol type.
* common.h (STB_GNU_UNIQUE): Define.
* NEWS: Mention the linker's support for symbols with a binding of
STB_GNU_UNIQUE.
* gas/elf/type.s: Add unique global symbol definition.
* gas/elf/type.e: Add expected readelf output for global unique
symbol.
* elfcpp.h (enum STB): Add STB_GNU_UNIQUE.
* readelf.c (get_symbol_binding): For Linux targeted files return
UNIQUE for symbols with the STB_GNU_UNIQUE binding.
* doc/binutils.texi: Document the meaning of the 'u' symbol
binding in the output of nm and objdump --syms.
* elf-bfd.h (struct elf_link_hash_entry): Add unique_global field.
* elf.c (swap_out_syms): Set binding to STB_GNU_UNIQUE for symbols
with the BSF_GNU_UNIQUE flag bit set.
* elfcode.h (elf_slurp_symbol_table): Set the BSF_GNU_UNIQUE flag
for symbols with STB_GNU_UNIQUE binding.
* elflink.c (_bfd_elf_merge_symbol): Set unique_global for symbols
with the STB_GNU_UNIQUE binding.
(elf_link_add_object_symbols): Set the BSF_GNU_UNIQUE flag for
symbols with STB_GNU_UNIQUE binding. Set STB_GNU_UNIQUE for
symbols with the unique_global field set.
(elf_link_output_extsym): Set unique_global field for symbols with
the STB_GNU_UNIQUE binding.
* syms.c (struct bfd_symbol): Define BSF_GNU_UNIQUE flag bit.
(bfd_print_symbol_vandf): Print a 'u' character for BSF_GNU_UNIQUE
symbols.
(bfd_decode_symclass): Return a 'u' character for BSF_GNU_UNIQUE
symbols.
* bfd-in2.h: 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.
* config/obj-coff.c (obj_coff_section): Add 'y' as
specifier for SEC_COFF_NOREAD section flag.
* doc/as.texinfo: Add documentation about .section flag 'y'.
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.
Eric Botcazou <ebotcazou@adacore.com>
Douglas B Rupp <rupp@gnat.com>
* doc/as.texinfo (Overview): Mention -replace/-noreplace options
for Alpha.
* doc/c-alpha.texi (Alpha Options): Document -replace/-noreplace.
* config/tc-alpha.h (TC_VALIDATE_FIX_SUB): Define to 1 (evax).
(OBJ_SYMFIELD_TYPE): Remove.
(tc_canonicalize_symbol_name): Define to evax_shorten_name.
(TC_IMPLICIT_LCOMM_ALIGNMENT): For alignment to 3 on evax.
(tc_frob_file_before_fix): Do not defined on evax.
* config/tc-alpha.c: Always includes dwarf2dbg.h.
Include vms.h if OBJ_EVAX.
(struct alpha_fixup): Add xtrasym and procsym (evax only).
(enum alpha_macro_arg): Remove trailing comma.
(md_longopts): Add replace and noreplace arguments (evax only).
(alpha_evax_proc_hash): New variable.
(alpha_link_section): Make it global.
(alpha_ctors_section, alpha_dtors_section): Removed.
(alpha_ctors_symbol, alpha_dtors_symbol): Ditto.
(alpha_lit8_section): Ifndef'ed on evax.
(alpha_lit8_symbol): Ditto.
(alpha_prologue_label): New variable.
(alpha_linkage_symbol): New variable (evax only).
(alpha_flag_replace): Ditto.
(struct alpha_evax_procs): Add handler and handler_data field.
(alpha_evax_proc): Now of type pointer.
(alpha_linkage_fixup_root, alpha_linkage_fixup_tail): New variables.
(struct alpha_reloc_tag): Add sym and psym fields (evax only).
(get_alpha_reloc_tag): Initialize sym and psym fields (evax only).
(alpha_adjust_relocs): Ifndef'ed on evax.
(load_expression): Add opname argument.
Implement LDA/BSR optimization for evax.
(emit_lda): Adjust for new prototype of load_expression.
(emit_ir_load): Ditto. Do not nothing for GP if ..lk symbols.
(emit_loadstore): Likewise.
(emit_ldXu): Likewise.
(emit_stX): Likewise.
(emit_jsrjmp): Likewise. Implement LDA/BSR optimization for evax.
(emit_ldgp): Avoid warning in evax case.
(add_to_link_pool): Make it static. Return symbolic expression rather
than number expression for the offset.
(s_alpha_text): Create .text symbol for evax if not already created.
(s_alpha_comm): Do not create specific section for common symbol.
Fill common area with zeros for evax.
(s_alpha_prologue): Create alpha_prologue_label.
(s_alpha_section_name): New function (evax).
(s_alpha_section_word): Likewise.
(section_name): New static variabke moved out from ...
(s_alpha_section): ... here. Create new sections on demand.
(s_alpha_literals): New function (evax).
(s_alpha_ent): Create alpha_evax_proc instance and insert it in the
alpha_evax_proc_hash table.
(s_alpha_handler): New function (evax).
(s_alpha_frame): Adjust for new type of alpha_evax_proc.
(s_alpha_prologue): New function (evax).
(s_alpha_pdesc): Adjust for new type of alpha_evax_proc and new
handling of procedures with hash table.
Add support for condition handlers.
(s_alpha_linkage): Create linkage_fixup instance and chain it.
(s_alpha_fp_save): Adjust for new type of alpha_evax_proc.
(s_alpha_mask): Likewise.
(s_alpha_fmask): Likewise.
(s_alpha_end): Clear alpha_evax_proc.
(s_alpha_align): Increase max_alignment to 16.
(alpha_print_token): Call print_expr_1 instead of print_expr.
(md_pseudo_table): Add "section", "literals", "handler" and
"handler_data" (evax). Do not ignore "prologue" on evax.
Fix indentation.
(md_begin): Create hash table for alpha_evax_proc_hash.
(md_parse_option): Handle OPTION_REPLACE and OPTION_NOREPLACE.
(md_show_usage): Mention -replace/-noreplace for evax.
(md_apply_fix): Handle evax relocs (_NOP, _LDA, _BSR and _BOH).
(alpha_force_relocation): Likewise.
(alpha_fix_adjustable): Likewise. Add BFD_RELOC_16 case.
(tc_gen_reloc): Likewise. Add BFD_RELOC_ALPHA_LINKAGE for evax.
(emit_insn): New cases for evax specific relocs.
(assemble_insn): Fix indentation.
Take care of -MDISP in operand table.
* config/obj-evax.h (struct alpha_linkage_fixups): New struct.
(OBJ_SYMFIELD_TYPE): New macro.
(obj_symbol_new_hook): Define.
(obj_frob_symbol, obj_frob_file_before_adjust): Ditto.
(obj_frob_file_before_fix): Ditto.
(PDSC_S_M_HANDLER_VALID): New macro.
(PDSC_S_M_HANDLER_DATA_VALID): Ditto.
(TC_IMPLICIT_LCOMM_ALIGNMENT): Remove.
Add prototypes for functions declared in obj-evax.c
* config/obj-evax.c: Include subsegs.h, struc-symbol.h, safe-ctype.h.
(s_evax_weak): Convert to ansi-C.
(evax_symbol_new_hook): New function.
(evax_frob_symbol): Ditto.
(evax_frob_file_before_adjust): Ditto.
(evax_frob_file_before_fix): Ditto.
(evax_shorten_name): Ditto.
(crc32): Ditto.
(encode_32): Ditto.
(encode_16): Ditto.
(decode_16): Ditto.
(shorten_identifier): Ditto.
(is_truncated_identifier): Ditto.
* dwarf2dbg.c (out_debug_info): Do not append trailing slash on VMS.
* as.c (close_output_file): Remove #ifndef OBJ_VMS.
(main): Ditto.
* common.h (STT_IFUNC): Define.
elfcpp/
* elfcpp.h (enum STT): Add STT_IFUNC.
bfd/
* syms.c (struct bfd_symbol): Add new flag BSF_INDIRECT_FUNCTION.
Remove redundant flag BFD_FORT_COMM_DEFAULT_VALUE. Renumber flags
to remove gaps.
(bfd_print_symbol_vandf): Return 'i' for BSF_INDIRECT_FUNCTION.
(bfd_decode_symclass): Likewise.
* elf.c (swap_out_syms): Translate BSF_INDIRECT_FUNCTION into
STT_IFUNC.
(elf_find_function): Treat STT_IFUNC in the same way as STT_FUNC.
(_bfd_elf_is_function_type): Likewise.
* elf32-arm.c (arm_elf_find_function): Likewise.
(elf32_arm_adjust_dynamic_symbol): Likewise.
(elf32_arm_swap_symbol_in): Likewise.
(elf32_arm_additional_program_headers): Likewise.
* elf32-i386.c (is_indirect_symbol): New function.
(elf_i386_check_relocs): Also generate dynamic relocs for
relocations against STT_IFUNC symbols.
(allocate_dynrelocs): Likewise.
(elf_i386_relocate_section): Likewise.
* elf64-x86-64.c (is_indirect_symbol): New function.
(elf64_x86_64_check_relocs): Also generate dynamic relocs for
relocations against STT_IFUNC symbols.
(allocate_dynrelocs): Likewise.
(elf64_x86_64_relocate_section): Likewise.
* elfcode.h (elf_slurp_symbol_table): Translate STT_IFUNC into
BSF_INDIRECT_FUNCTION.
* elflink.c (_bfd_elf_adjust_dynamic_reloc_section): Add support
for STT_IFUNC symbols.
(get_ifunc_reloc_section_name): New function.
(_bfd_elf_make_ifunc_reloc_section): New function.
* elf-bfd.h (struct bfd_elf_section_data): Add indirect_relocs field.
* bfd-in2.h: Regenerate.
gas/
* config/obj-elf.c (obj_elf_type): Add support for STT_IFUNC type.
* doc/as.texinfo: Document new feature.
* NEWS: Mention new feature.
gas/testsuite/
* gas/elf/type.s: Add test of STT_IFUNC symbol type.
* gas/elf/type.e: Update expected disassembly.
* gas/elf/elf.exp: Update grep of symbol types.
ld/
* NEWS: Mention new feature.
* pe-dll.c (process_def_file): Replace use of redundant
BFD_FORT_COMM_DEFAULT_VALUE with 0.
* scripttempl/elf.sc: Add .rel.ifunc.dyn and .rela.ifunc.dyn
sections.
ld/testsuite/
* ld-mips-elf/reloc-1-n32.d: Updated expected output for reloc
descriptions.
* ld-mips-elf/reloc-1-n64.d: Likewise.
* ld-i386/ifunc.d: New test.
* ld-i386/ifunc.s: Source file for the new test.
* ld-i386/i386.exp: Run the new test.
a complete sentence.
(Pseudo Ops): Put conditionals around Skip and Space menu entries.
(Line): Remove conditional declaration of Ln node and section here.
Put aout-bout description inside the no-line-dir conditional.
(Skip, Space): Use a separate conditional for each node.
menu entry for File; remove version-specific .file operands from menu
description. Replace "LNS directives" menu entry with new entries
for "Loc" and "Loc_mark_labels".
(LNS directives): Split into separate nodes for each directive.
(Loc): New node for .loc directive. Mention that this directive
is for DWARF2 and add a missing article.
(Loc_mark_labels): Likewise for .loc_mark_labels.
(File): Change this node to describe both the default version and
the DWARF2 version of .file. Move the no-file-dir conditional to
include only the default version.
* config/tc-m32c.c (OPTION_H_TICK_HEX): Define.
(md_longopts): Add support for it.
(md_parse_option): Likewise.
* doc/as.texinfo (Overview): Add new m32c options.
* doc/c-m32c.texi (M32C-Modifiers): Likewise
* as.h: (enable_h_tick_hex): New.
* app.c (enable_h_tick_hex): New.
(LEX_IS_H): New.
(do_scrub_begin): Mark 'H' and 'h' as special if enable_h_tick_hex.
(do_scrub_chars): If enable_h_tick_hex and 'h', check for H'00
style hex constants and convert the input stream to 0x00 style.
(do_scrub_chars): If a 'X style character constant is found after
a symbol character (like you're or X'00), warn the user.
listings such as gas version, passed options, and time stamp.
(listing_general_info): New function.
(print_options): New function.
(print_single_option): New function.
(print_timestamp): New function.
(MAX_DATELEN): Define.
(listing_print): Add call to listing_general_info.
* listing.h (LISTING_GENERAL): Define.
(listing_print): Add new parameter.
* as.c (show_usage): Print new switch.
(parse_args): Parse new switch.
(main): Pass command line on to listing_print.
* NEWS: Mention this new feature.
* doc/as.texinfo: Document the new sub-option.
* gas/all/gas.exp: Check the performance of the -ag command line
switch.
PR gas/4517
2003-06-05 Michal Ludvig <mludvig@suse.cz>
* as.texinfo: Document new directives: .cfi_restore,
.cfi_undefined, .cfi_same_value, .cfi_return_column,
.cfi_remember_state and .cfi_restore_state.
2007-05-17 H.J. Lu <hongjiu.lu@intel.com>
2003-06-05 Michal Ludvig <mludvig@suse.cz>
* testsuite/gas/cfi/cfi-x86_64.s: Test new directives
and different writings of registers and numbers.
* testsuite/gas/cfi/cfi-x86_64.d: Updated pattern to
match the above change.
* doc/as.texinfo: Add -mvxworks-pic to the list of MIPS options.
* doc/c-mips.texi (-KPIC, -mvxworks-pic): Document.
* config/tc-mips.c (md_show_usage): Mention -mvxworks-pic.
200x-xx-xx Richard Sandiford <richard@codesourcery.com>
Phil Edwards <phil@codesourcery.com>
* doc/bfd.texinfo: Put the contents after the title page rather
than at the end of the document.
binutils/
200x-xx-xx Richard Sandiford <richard@codesourcery.com>
Phil Edwards <phil@codesourcery.com>
* doc/binutils.texi: Put the contents after the title page rather
than at the end of the document.
gas/
200x-xx-xx Richard Sandiford <richard@codesourcery.com>
Phil Edwards <phil@codesourcery.com>
* doc/as.texinfo: Put the contents after the title page rather
than at the end of the document.
gprof/
200x-xx-xx Richard Sandiford <richard@codesourcery.com>
Phil Edwards <phil@codesourcery.com>
* gprof.texi: Put the contents after the title page rather
than at the end of the document.
ld/
200x-xx-xx Richard Sandiford <richard@codesourcery.com>
Phil Edwards <phil@codesourcery.com>
* ld.texinfo: Put the contents after the title page rather
than at the end of the document.
* read.c (potable): Add "reloc".
(s_reloc): New function.
* write.c (reloc_list): New global var.
(resolve_reloc_expr_symbols): New function.
(write_object_file): Call it.
(write_relocs): Process reloc_list.
* write.h (struct reloc_list): New.
(reloc_list): Declare.
Nick Clifton
Jie Zhang
Alan Modra
Dave Korn
Kai Tietz
Cary Coutant
Tristan Gingold
Martin Schwidefsky
Ben Elliston
Bob Wilson
Richard Henderson
DJ Delorie
Peter Bergner
H.J. Lu
Thiemo Seufer
Daniel Jacobowitz
Joseph Myers
Richard Sandiford