* elf-eh-frame.c (_bfd_elf_write_section_eh_frame): Extend previous
patch to handle the new personality relaxation.
ld/testsuite/
* ld-mips-elf/eh-frame5.d: Expect PC-relative encodings
to include DW_EH_PE_sdata4.
* elf-eh-frame.c (make_pc_relative): New function.
(_bfd_elf_write_section_eh_frame): Use it.
ld/testsuite/
* ld-mips-elf/eh-frame1-n32.d: Expect PC-relative encodings
to include DW_EH_PE_sdata4.
* ld-mips-elf/eh-frame2-n32.d: Likewise.
* ld-mips-elf/eh-frame1-n64.d: Expect PC-relative encodings
to include DW_EH_PE_sdata8.
* ld-mips-elf/eh-frame2-n64.d: Likewise.
* elf-bfd.h (eh_cie_fde): Add personality_offset and
make_per_encoding_relative to the CIE structure. Add a padding field.
* elf-eh-frame.c (_bfd_elf_eh_frame_section_offset): Use 0x70
rather than 0xf0 when masking out the base address encoding
Record the offset of personality data from the start of the CIE.
Remove a repeated elf_backend_can_make_relative_eh_frame check.
(find_merged_cie): Take an info argument. If the personality
binds locally, try converting an absolute personality into
a local one.
(_bfd_elf_discard_section_eh_frame): Use 0x70 rather than 0xf0
when masking out the base address encoding. Update the call to
find_merged_cie.
(_bfd_elf_eh_frame_section_offset): Discard relocations against
the personality data if we are converting into PC-relative form.
(_bfd_elf_write_section_eh_frame): Use 0x70 rather than 0xf0
when masking out the base address encoding. Handle
make_per_encoding_relative.
ld/testsuite/
* ld-mips-elf/eh-frame5.s, ld-mips-elf/eh-frame5.ld,
ld-mips-elf/eh-frame5.d: New test.
* ld-mips-elf/mips-elf.exp: Run it.
* elf64-ppc.c (follow_link, elf_follow_link, ppc_follow_link): New
functions. Use throughout.
(ppc64_elf_copy_indirect_symbol): Set direct symbol "oh" field
from indirect symbol.
(lookup_fdh): Rename from get_fdh. Follow indirect sym links.
(add_symbol_adjust): Simplify.
(defined_code_entry, defined_func_desc): New functions.
(ppc64_elf_gc_keep): Follow indirect sym links. Use defined_code_entry.
(ppc64_elf_gc_mark_dynamic_ref): Use defined_func_desc and
defined_code_entry to follow indirect sym links.
(ppc64_elf_gc_mark_hook, func_desc_adjust): Likewise.
(ppc_type_of_stub): Follow indirect sym links.
(toc_adjusting_stub_needed): Likewise.
(ppc_build_one_stub): Likewise. Make undefined dot-symbols weak
rather than defining them at stub.
(ppc64_elf_relocate_section): Rewrite call test to avoid multiple
assignments in test.
ld/testsuite/
* ld-powerpc/tlsso.d: Update.
* ld-powerpc/tlsso.r: Update.
* ld-powerpc/tlstocso.d: Update.
* ld-powerpc/tlstocso.r: Update.
* elf32-arm.c (elf32_arm_final_link_relocate): Set sym_flags
for the mode of target PLT entries.
(allocate_dynrelocs): Only adjust symbol type if setting its
value.
ld/testsuite/
* ld-arm/farcall-mixed-lib.d: Update.
* doc/as.texinfo: Document that Blackfin GAS does not
accept SYMBOL = VALUE.
ld/testsuite/
* ld-elf/sec64k.exp: Use ".set" instead of "=" for bfin-*-*.
* elf32-ppc.c (shared_stub_entry, stub_entry): Use r12, not r11.
(ppc_elf_relax_section): Use symbol index to distinguish
relocatable stubs.
ld/testsuite/
* ld-powerpc/relax.s: New.
* ld-powerpc/relax.d: New.
* ld-powerpc/relaxr.d: New.
* ld-powerpc/powerpc.exp: Add new tests.
* elf32-arm.c (elf32_arm_stub_type): Add arm_stub_a8_veneer_lwm.
(arm_build_one_stub): Build a8 veneers as a separate pass.
(cortex_a8_erratum_scan): Add prev_num_a8_fixes and stub_changed_p
parameters. Use them to check if we create a different a8 fixup
than the previous pass.
(elf32_arm_size_stubs): Move scope of stub_changed and
prev_num_a8_fixes into main loop.
(elf32_arm_build_stubs): Build a8 veneers in a second pass.
ld/testsuite/
* ld-arm/cortex-a8-far-1.s: New.
* ld-arm/cortex-a8-far-2.s: New.
* ld-arm/cortex-a8-far.d: New.
* ld-arm/arm-elf.exp: Add new test.
2009-07-21 H.J. Lu <hongjiu.lu@intel.com>
PR ld/10426
* elflink.c (elf_link_add_object_symbols): Turn an IFUNC symbol
from a DSO into a normal FUNC symbol.
(elf_link_output_extsym): Turn an undefined IFUNC symbol into
a normal FUNC symbol.
ld/testsuite/
2009-07-21 H.J. Lu <hongjiu.lu@intel.com>
PR ld/10426
* ld-ifunc/ifunc.exp: Check test-1 and libtest-2.so. Updated.
* ld-ifunc/test-1.c: New.
* ld-ifunc/test-2.c: Likewise.
(_bfd_mips_elf_size_dynamic_sections): For CPUs without load
interlocking, the last PLT entry needs a nop in the branch delay slot.
(_bfd_mips_elf_finish_dynamic_symbol): For CPUs with load itnerlocking,
output the last two PLT entries in reverse order.
* ld-mips-elf/pic-and-nonpic-3b.dd,
ld-mips-elf/pic-and-nonpic-5b.dd,
ld-mips-elf/pic-and-nonpic-6-o32.dd: Updated to use new PLT entries.
2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
* elf32-i386.c (elf_i386_relocate_section): Don't get local
STT_GNU_IFUNC symbol for relocatable link.
* elf64-x86-64.c (elf64_x86_64_relocate_section): Likewise.
ld/testsuite/
2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
* ld-ifunc/ifunc-5r-local-i386.d: New.
* ld-ifunc/ifunc-5r-local-x86-64.d: Likewise.
* arm-dis.c (coprocessor): Print the LDC and STC versions of the
LFM and SFM instructions as comments,.
Improve consistency of formatting for instructions displayed as
comments and decimal values displayed with their hexadecimal
equivalents.
Formatting tidy ups.
Updated expected disassembler regexps.
* arm-dis.c (enum opcode_sentinels): New: Used to mark the
boundary between variaant and generic coprocessor instuctions.
(coprocessor): Use it.
Fix architecture version of MCRR and MRRC instructions.
(arm_opcdes): Fix patterns for STRB and STRH instructions.
(print_insn_coprocessor): Check architecture and extension masks.
Print a hexadecimal version of any decimal constant that is
outside of the range of -16 to +32.
(print_arm_address): Add a return value of the offset used in the
adress, if it is worth printing a hexadecimal version of it.
(print_insn_neon): Print a hexadecimal version of any decimal
constant that is outside of the range of -16 to +32.
(print_insn_arm): Likewise.
(print_insn_thumb16): Likewise.
(print_insn_thumb32): Likewise.
PR 10297
* arm-dis.c (UNDEFINED_INSTRUCTION): New macro for a description
of an undefined instruction.
(arm_opcodes): Use it.
(thumb_opcod): Use it.
(thumb32_opc): Use it.
Update expected disassembly regrexps in GAS and LD testsuites.
2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
PR ld/10337
* elf.c (bfd_section_from_shdr): Don't change sh_link for
SHT_REL/SHT_RELA sections on executable nor shared library.
Treat SHT_REL/SHT_RELA sections with sh_link set to SHN_UNDEF
as a normal section.
ld/testsuite/
2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
PR ld/10337
* ld-ifunc/binutils.exp: New.
* ld-pe/aligncomm-1.c (size_t): Add typedef.
(main): Use it for casting pointer to scalar.
* ld-pe/aligncomm-2.c: Likewise.
* ld-pe/aligncomm-3.c: Likewise.
* ld-pe/aligncomm-4.c: Likewise.
* ld-scripts/empty-address.exp: Make sure that for x86_64-*-mingw*
target imagebase is set to zero.
* ld-scripts/weak.exp: Don't fail for x86_64-*-mingw* target.
bfd/
* elf32-arm.c (elf32_arm_size_stubs): Use PLT address as
destination for defined dynamic symbols when deciding whether to
insert a stub or not.
(allocate_dynrelocs): Make sure functions are not marked as Thumb
when actually accessed through a PLT, even when generating a
shared lib.
ld/testsuite:
* ld-arm/farcall-mixed-app.s: Add new references to check more
modes switching.
* ld-arm/farcall-mixed-lib1.s: Likewise.
* ld-arm/farcall-mixed-app-v5.d: Update expected result.
* farcall-mixed-app.d: Likewise.
* ld-arm/farcall-mixed-lib.d: Likewise.
2009-06-19 H.J. Lu <hongjiu.lu@intel.com>
* elf32-i386.c (elf_i386_tls_transition): Add a parameter,
r_symndx. Report local symbol name on error.
(elf_i386_check_relocs): Updated. Report local symbol name on
error.
(elf_i386_gc_sweep_hook): Updated.
(elf_i386_relocate_section): Likewise.
* elf64-x86-64.c (elf64_x86_64_tls_transition): Add a parameter,
r_symndx. Report local symbol name on error.
(elf64_x86_64_check_relocs): Updated. Report local symbol name
on error.
(elf64_x86_64_gc_sweep_hook): Updated.
(elf64_x86_64_relocate_section): Likewise.
ld/testsuite/
2009-06-19 H.J. Lu <hongjiu.lu@intel.com>
* ld-i386/i386.exp: Run tlsgd2.
* ld-i386/tlsgd2.d: New.
* ld-i386/tlsgd2.s: Likewise.
* ld-x86-64/tlsgd3.d: Updated.
--enable-auto-import to the linker.
* ld-pe/vers-script-1.d: Replace '\$' by '_' in all symbol names.
* ld-pe/vers-script-3.d: Likewise.
* ld-pe/vers-script-4.d: Likewise.
* ld-pe/vers-script-dll.c: Likewise.
* lib/ld-lib.exp (proc is_pecoff_format): Also return true for
"*-*-cegcc*" targets.
2009-06-14 H.J. Lu <hongjiu.lu@intel.com>
PR ld/10270
* elf32-i386.c (elf_i386_allocate_dynrelocs): Disallow
dynamic IFUNC pointer in non-shared object. Use .got.plt
for IFUNC definition in PIE.
(elf_i386_allocate_dynrelocs): Resolve IFUNC definition in
PIE locally.
* elf64-x86-64.c (elf64_x86_64_allocate_dynrelocs): Disallow
dynamic IFUNC pointer in non-shared object. Use .got.plt
for IFUNC definition in PIE.
(elf64_x86_64_relocate_section): Resolve IFUNC definition in
PIE locally.
ld/testsuite/
2009-06-14 H.J. Lu <hongjiu.lu@intel.com>
PR ld/10270
* ld-ifunc/ifunc-9-x86.d: New.
* ld-ifunc/ifunc-9-x86.s: Likewise.
* coff-rs6000.c (xcoff_ppc_relocate_section): Allow undefined
symbols to be left unimported when linking statically.
* xcofflink.c (xcoff_link_add_symbols): Ignore global linkage
code when linking statically.
ld/testsuite/
* ld-powerpc/aix-glink-3.s, ld-powerpc/aix-glink-3a.s,
ld-powerpc/aix-glink-3b.s, ld-powerpc/aix-glink-3.dd,
ld-powerpc/aix-glink-3-32.d, ld-powerpc/aix-glink-3-64.d: New tests.
* ld-powerpc/aix52.exp: Run them. Move the lineno tests to maintain
alphabetical order.
* deffilep.y (%union): Add new string-type semantic value 'digits'.
(%token): Remove NUMBER as token, add DIGITS.
(%type): Add NUMBER as type. Add new id types anylang_id, opt_id.
(ALIGNCOMM): Parse an anylang_id instead of a plain ID.
(anylang_id): New production.
(opt_digits): Likewise.
(opt_id): Likewise.
(NUMBER): Likewise.
(def_lex): Return strings of digits in raw string form as DIGITS
token, instead of converting to numeric integer type.
ld/testsuite/ChangeLog
* ld-pe/non-c-lang-syms.c: New dump test source file.
* ld-pe/non-c-lang-syms.d: New dump test pattern file.
* ld-pe/pe.exp: Run new "foreign symbol" test.
satisfy final link on Windows targets when using gcc-3.
* ld-pe/aligncomm-2.c (_alloca): Likewise.
* ld-pe/aligncomm-3.c (_alloca): Likewise.
* ld-pe/aligncomm-4.c (_alloca): Likewise.
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.
2008-08-07 Aaron W. LaFramboise <aaron98wiridge9@aaronwl.com>
ld/ChangeLog:
* pe-dll.c (process_def_file): Do not create empty export table.
ld/testsuite/ChangeLog:
* ld-pe/exports.d: New file.
* ld-pe/exports.s: New file.
* ld-pe/pe.exp: New test for empty export table.
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.
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.
