* elf32-spu.c (spu_elf_auto_overlay): Insert icache linker script
after .toe instead of before .text section. Set the LMA of all
overlay sections to their icache IA address.
(spu_elf_find_overlays): Determine icache set id without reference
to the LMA.
ld/testsuite/
* ld-spu/icache1.d: Update to new section layout.
* 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.
* 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.
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.
if it is not overridden and section is for the same vma region as
the previous section.
* ld-scripts/rgn-at.exp: New.
* ld-scripts/rgn-at.s: New.
* ld-scripts/rgn-at1.d: New.
* ld-scripts/rgn-at1.t: New.
* ld-scripts/rgn-at2.d: New.
* ld-scripts/rgn-at2.t: New.
* ld-scripts/rgn-at3.d: New.
* ld-scripts/rgn-at3.t: New.
PR ld/6744
* ld.texinfo (--export-dynamic): Mention --export-all-symbols.
* emultempl/pe.em (gld_${EMULATION_NAME}_after_parse): Issue
warning if --export-dynamic was passed on command-line.
* emultempl/pep.em (gld_${EMULATION_NAME}_after_parse): Likewise.
ld/testsuite/ChangeLog
PR ld/6744
* ld-pe/export_dynamic_warning.d: New test control file.
* ld-pe/export_dynamic_warning.s: New test source file.
* ld-pe/pe.exp: Also run export_dynamic_warning dump test.
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.
* 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.
* 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.
* dlltool.c (set_dll_name_from_def): Accept new second arg that
indicates if we are building DLL or EXE, and use it to add a
default suffix to the output filename when none is already present.
(def_name): Indicate we are building an EXE when calling it.
(def_library): Indicate we are building a DLL when calling it.
ld/testsuite/ChangeLog
* ld-cygwin/exe-export.exp: Add "-lkernel32" when linking test exe.
* ld-cygwin/testexe.c (testexe_main): Indicate whether global_a
was set to correct final value using error return status.
(testexe_dummy): Dummy function calls an import from kernel32.dll
to ensure it is mapped into the process space at runtime.
opcodes/
* arm-dis.c (print_insn): Print BE8 opcodes in little endianness.
ld/testsuite/
* ld-arm/arm-elf.exp: BE8 tests expect the same output as the
default ones.
* ld-arm/arm-be8.d: Print opcodes in little endian.
* ld-arm/farcall-thumb-arm-be8.d: Removed useless expected result.
* ld-arm/farcall-arm-arm-be8.d: Likewise.
* elf32-spu.h (struct spu_elf_params): ovly_flavour now only 1 bit.
Add compact_stub.
(emum _ovly_flavour): Delete ovly_compact, ovly_none.
* elf32-spu.c (struct spu_link_hash_table): Replace ovly_load and
ovly_return fields with ovly_entry[2]. Adjust all users.
(spu_elf_find_overlays): Set ovly_entry[1] from __icache_call_handler
when soft-icache.
(spu_elf_build_stubs): Likewise.
(ovl_stub_size): Change arg to spu_elf_params pointer. Adjust for
ovly_flavour changes. Update all callers.
(ovl_stub_size_log2): New function.
(build_stub): Handle compact icache stubs. Use different manager
entry point for stubs in non-icache area.
(spu_elf_size_stubs): Don't allocate space for indirect branch
descriptors.
(spu_elf_build_stubs): And don't built them.
ld/
* emultempl/spu_icache.S: Add new entry to dummy handler.
* emultempl/spu_icache.o_c: Regenerate.
* emultempl/spuelf.em (params): Init new field.
(no_overlays): New static var.
(spu_before_allocation): Use it.
(OPTION_SPU_COMPACT_STUBS): Define.
(PARSE_AND_LIST_LONGOPTS, PARSE_AND_LIST_OPTIONS): Add compact-stubs.
(PARSE_AND_LIST_ARGS_CASES): Handle compact-stubs. Adjust no-overlays
handling.
ld/testsuite/
* ld-spu/icache1.d: Update for fixed set_id, new manager entry, and
reduced data.
* configure.host (HOSTING_LIBS): Two dollars on shell variable
expansion to suit make.
ld/testsuite
* config/default.exp (get_link_files): Replace double dollars with
single dollars.
* xcoff.h (XCOFF_EXPALL, XCOFF_EXPFULL): New flags.
(xcoff_loader_info): Add auto_export_flags.
bfd/
* bfd-in.h (bfd_xcoff_size_dynamic_sections): Replace the
bfd_boolean export_defineds parameter with an unsigned int
auto_export_flags parameter.
* bfd-in2.h: Regenerate.
* xcofflink.c (xcoff_archive_contains_shared_object_p): New function,
split out from xcoff_build_ldsyms.
(xcoff_covered_by_expall_p): New function.
(xcoff_auto_export_p): New function, split out from xcoff_build_ldsyms
but with extra code to handle -bexpfull and -bexpall.
(xcoff_mark_auto_exports): New function.
(xcoff_build_ldsyms): Use xcoff_auto_export_p to decide whether
a function should be automatically exported.
(bfd_xcoff_size_dynamic_sections): Replace the export_defineds
parameter with an auto_export_flags parameter. Update ldinfo
accordingly. Use xcoff_mark_auto_exports to mark all automatically-
exported symbols.
ld/
* emultempl/aix.em (auto_export_flags): New variable.
(explicit_auto_export_flags): Likewise.
(OPTION_EXPALL, OPTION_EXPFULL): New enum values.
(OPTION_NOEXPALL, OPTION_NOEXPFULL): Likewise.
(gld${EMULATION_NAME}_add_options): Add -bexpall, -bexpfull,
-bnoexpall and -bnoexpfull.
(gld${EMULATION_NAME}_handle_option): Handle them.
(gld${EMULATION_NAME}_before_allocation): Update the call to
bfd_size_dynamic_sections.
ld/testsuite/
* ld-powerpc/aix-export-1-all.dd, ld-powerpc/aix-export-1-full.dd,
ld-powerpc/aix-export-1a.s, ld-powerpc/aix-export-1b.s: New tests.
* ld-powerpc/aix52.exp: Run them.
* xcofflink.c (xcoff_mark_symbol_by_name): New function.
(bfd_xcoff_size_dynamic_sections): Use it to mark the entry,
init and fini functions. Do garbage collection for objects
without an entry point too.
ld/testsuite/
* ld-powerpc/aix-gc-1.s, ld-powerpc/aix-gc-1.ex,
ld-powerpc/aix-gc-1-32.dd, ld-powerpc/aix-gc-1-64.dd,
ld-powerpc/aix-weak-1-gcdso.dnd, ld-powerpc/aix-weak-1-gcdso.hd,
ld-powerpc/aix-weak-1-gcdso.nd: New tests.
* ld-powerpc/aix52.exp: Run them.
* internal.h (C_AIX_WEAKEXT): New macro.
(C_WEAKEXT): Use the GNU definition in the generic part of the file,
and conditionally reset it to C_AIX_WEAKEXT in the XCOFF part of
the file.
(CSECT_SYM_P): New macro.
* xcoff.h (L_WEAK): Define.
(EXTERN_SYM_P): New macro.
bfd/
* coffcode.h (coff_pointerize_aux_hook): Update CSECT_SYM_P to
check whether a symbol has csect information.
(coff_print_aux): Likewise.
* coff-rs6000.c (_bfd_xcoff_swap_aux_in): Handle auxillary csect
information for C_AIX_WEAKEXT too.
(_bfd_xcoff_swap_aux_out): Likewise.
(xcoff_reloc_type_br): Handle defweak symbols too.
* coff64-rs6000.c (_bfd_xcoff64_swap_aux_in): Handle auxillary csect
information for C_AIX_WEAKEXT too.
(_bfd_xcoff64_swap_aux_out): Likewise.
(xcoff64_reloc_type_br): Handle defweak symbols too.
* coffgen.c (coff_print_symbol): Handle auxillary function
information for C_AIX_WEAKEXT too.
* xcofflink.c (_bfd_xcoff_canonicalize_dynamic_symtab): Set BSF_WEAK
instead of BSF_GLOBAL if the L_WEAK flag is set.
(xcoff_dynamic_definition_p): New function.
(xcoff_link_add_dynamic_symbols): Use it to decide whether ldsym
defines h. Don't change h if ldsym isn't the definition. Otherwise,
always take the symbol class from the ldsym. Use weak bfd symbol
types for weak ldsyms.
(xcoff_link_add_symbols): Use CSECT_SYM_P and EXTERN_SYM_P.
Fix the check for whether a definition is from a shared object.
Allow redefinitions of weak symbols.
(xcoff_link_check_ar_symbols): Use EXTERN_SYM_P.
(xcoff_keep_symbol_p): Likewise.
(bfd_xcoff_size_dynamic_sections): Use CSECT_SYM_P.
(xcoff_link_input_bfd): Use CSECT_SYM_P and EXTERN_SYM_P.
Add .loader entries for C_AIX_WEAKEXT as well as C_EXT symbols,
but mark them as L_WEAK.
(xcoff_write_global_symbol): Treat weak symbols as C_AIX_WEAKEXT
instead of C_EXT if C_AIX_WEAKEXT == C_WEAKEXT.
gas/
* config/tc-ppc.c (ppc_frob_symbol): Add csect information for
C_AIX_WEAKEXT too.
ld/testsuite/
* ld-powerpc/aix-glink-2a.s, ld-powerpc/aix-glink-2a.ex,
ld-powerpc/aix-glink-2b.s, ld-powerpc/aix-glink-2c.s,
ld-powerpc/aix-glink-2c.ex, ld-powerpc/aix-glink-2d.s,
ld-powerpc/aix-glink-2-32.dd, ld-powerpc/aix-glink-2-64.dd,
ld-powerpc/aix-weak-1a.s, ld-powerpc/aix-weak-1b.s,
ld-powerpc/aix-weak-1-rel.hd, ld-powerpc/aix-weak-1-rel.nd,
ld-powerpc/aix-weak-1-dso.hd, ld-powerpc/aix-weak-1-dso.nd,
ld-powerpc/aix-weak-1-dso.dnd, ld-powerpc/aix-weak-1.ex,
ld-powerpc/aix-weak-2a.s, ld-powerpc/aix-weak-2a.ex,
ld-powerpc/aix-weak-2a.nd, ld-powerpc/aix-weak-2b.s,
ld-powerpc/aix-weak-2b.nd, ld-powerpc/aix-weak-2c.s,
ld-powerpc/aix-weak-2c.ex, ld-powerpc/aix-weak-2c.nd,
ld-powerpc/aix-weak-2c.od, ld-powerpc/aix-weak-3a.s,
ld-powerpc/aix-weak-3a.ex, ld-powerpc/aix-weak-3b.s,
ld-powerpc/aix-weak-3b.ex, ld-powerpc/aix-weak-3-32.d,
ld-powerpc/aix-weak-3-32.dd, ld-powerpc/aix-weak-3-64.d,
ld-powerpc/aix-weak-3-64.dd: New tests.
* ld-powerpc/aix52.exp: Run them. Replace tmp/aix-* with
tmp/aix64-* in 64-bit ld options.
* xcoff.h (XCOFF_ALLOCATED): New flag.
bfd/
* xcofflink.c (xcoff_mark): When walking the relocations,
only mark the target symbol or the target section, not both.
(xcoff_final_definition_p): New function.
(xcoff_keep_symbol_p): Use it to check whether an external XCOFF
symbol is a valid definition of the associated output symbol.
Use XCOFF_ALLOCATED to stop the same hash table entry having
two output symbols.
(bfd_xcoff_size_dynamic_sections): Set XCOFF_ALLOCATED when
keeping a symbol.
(xcoff_link_input_bfd): Use xcoff_final_definition_p.
ld/testsuite/
* ld-powerpc/aix-no-dup-syms-1a.s, ld-powerpc/aix-no-dup-syms-1b.s,
ld-powerpc/aix-no-dup-syms-1.ex, ld-powerpc/aix-no-dup-syms-1.im,
ld-powerpc/aix-no-dup-syms-1-dso.dnd,
ld-powerpc/aix-no-dup-syms-1-dso.drd,
ld-powerpc/aix-no-dup-syms-1-dso.nd,
ld-powerpc/aix-no-dup-syms-1-dso.rd,
ld-powerpc/aix-no-dup-syms-1-rel.nd,
ld-powerpc/aix-no-dup-syms-1-rel.rd: New tests.
* ld-powerpc/aix52.exp: Run them.
* libcoff-in.h (xcoff_tdata): Add a lineno_counts field.
* libcoff.h: Regenerate.
* xcofflink.c (xcoff_link_add_symbols): Record per-symbol
line-number counts in the bfd's lineno_counts field.
Don't keep per-csect line-number counts.
(xcoff_sweep): Don't update per-csect line-number counts.
(bfd_xcoff_size_dynamic_sections): Count the number of line-number
entries in each output section.
(xcoff_link_input_bfd): Get the number of line numbers from
the bfd's lineno_counts field, rather than recalculating it
from scratch. Fix the range check when updating C_BINCL and
C_EINCL symbols.
(_bfd_xcoff_bfd_final_link): Don't count the output line numbers
here. Don't expect csects to have line-number counts.
ld/testsuite/
* ld-powerpc/aix-lineno-1.s, ld-powerpc/aix-lineno-1.txt,
ld-powerpc/aix-lineno-1a.dd, ld-powerpc/aix-lineno-1a.nd,
ld-powerpc/aix-lineno-1b.dd, ld-powerpc/aix-lineno-1b.nd: New tests.
* ld-powerpc/aix52.exp: Run them. Copy aix-lineno-1.txt to tmpdir.
* xcofflink.c: (xcoff_mark_symbol): Mark the TOC section when
creating a descriptor.
(xcoff_sweep): Don't mark toc_section unless it's needed.
(bfd_xcoff_size_dynamic_sections): Skip the toc_section
when marking every bfd.
(xcoff_link_input_bfd): Skip all TOC anchors.
(xcoff_toc_section_p, xcoff_find_tc0): New functions.
(_bfd_xcoff_bfd_final_link): Don't set the output bfd's TOC anchor
to -1; call xcoff_find_tc0 instead.
ld/testsuite/
* ld-powerpc/aix-toc-1.ex, ld-powerpc/aix-toc-1a.s,
ld-powerpc/aix-toc-1b.s, ld-powerpc/aix-toc-1-32.dd,
ld-powerpc/aix-toc-1-64.dd: New tests.
* ld-powerpc/aix52.exp: Run them.
* xcoff.h (XCOFF_CALLED, XCOFF_IMPORT): Update comments.
(XCOFF_WAS_UNDEFINED): New flag.
(xcoff_link_hash_table): Add an "rtld" field.
bfd/
* coff-rs6000.c (xcoff_ppc_relocate_section): Report relocations
against undefined symbols if the symbol's XCOFF_WAS_UNDEFINED
flag is set. Assert that all undefined symbols are either
imported or defined by a dynamic object.
* coff64-rs6000.c (xcoff64_ppc_relocate_section): Likewise.
* xcofflink.c (xcoff_link_add_symbols): Extend function-symbol
handling to all relocations. Only set XCOFF_CALLED for function
symbols.
(xcoff_find_function): New function, split out from...
(bfd_xcoff_export_symbol) ...here.
(xcoff_set_import_path): New function, split out from...
(bfd_xcoff_import_symbol): ...here. Remove assertion for old
meaning of XCOFF_CALLED.
(xcoff_mark_symbol): If we mark an undefined and unimported
symbol, find some way of defining it. If the symbol is a function
descriptor, fill in its definition automatically. If the symbol
is a function, mark its descriptor and allocate room for global
linkage code. Otherwise mark the symbol as implicitly imported.
Move the code for creating function descriptors from...
(xcoff_build_ldsyms): ...here. Use XCOFF_WAS_UNDEFINED to
check for symbols that were implicitly defined.
(xcoff_mark): Don't count any dynamic relocations against
function symbols.
(bfd_xcoff_size_dynamic_sections): Save the rtld parameter
in the xcoff link info.
(xcoff_link_input_bfd): Remove handling of undefined and
unexported symbols.
ld/
* emultempl/aix.em (gld${EMULATION_NAME}_handle_option): Make
-berok and -bernotok control link_info.unresolved_syms_in_objects
and link_info.unresolved_syms_in_shared_libs instead of
force_make_executable.
ld/testsuite/
* ld-powerpc/aix-glink-1.ex, ld-powerpc/aix-glink-1.s,
ld-powerpc/aix-glink-1-32.dd, ld-powerpc/aix-glink-1-64.dd,
ld-powerpc/aix-glink-1-32.d, ld-powerpc/aix-glink-1-64.d: New tests.
* ld-powerpc/aix52.exp: Run them.
* coff-rs6000.c (xcoff_reloc_type_br): Make the branch absolute
if the target is absolute. Fix comment typo.
(xcoff_ppc_relocate_section): Remove FIXME.
* coff64-rs6000.c (xcoff64_reloc_type_br): Make the branch absolute
if the target is absolute.
ld/testsuite/
* ld-powerpc/aix-abs-branch-1.im, ld-powerpc/aix-abs-branch-1.ex,
ld-powerpc/aix-abs-branch-1.s,
ld-powerpc/aix-abs-branch-1.dd: New test.
* ld-powerpc/aix52.exp: Run it.
* xcofflink.c (xcoff_mark, xcoff_link_input_bfd): Don't copy
R_POS and R_NEG relocations against absolute symbols to the
.loader section.
ld/testsuite/
* ld-powerpc/aix-abs-reloc-1.ex, ld-powerpc/aix-abs-reloc-1.im,
ld-powerpc/aix-abs-reloc-1.od, ld-powerpc/aix-abs-reloc-1.s: New test.
* ld-powerpc/aix52.exp: Run it.
* lib/ld-lib.exp (ar_simple_create): Add an "aropts" parameter.
(run_ld_link_tests): Treat the second list element as "ar" options
when creating an archive. Don't run the linker in this case.
(run_cc_link_tests): Likewise.
Replace call to verbose_eval with a test of verbose level. If
greater than 2 always dump the contents of the dumpfile. If equal
to 2 only dump the contents if the regexp diff failed.
(proc verbose_eval): Delete.
bfd/
* elf32-arm.c (group_sections): Take next section size into
account before accepting to group it.
testsuite/
* ld-arm/arm-elf.exp: Add new farcall-group-limit test.
* ld-arm/farcall-group-limit.d: New file.
* ld-arm/farcall-group3.s: New file.
* ld-arm/farcall-group4.s: New file.
* ppc.h (R_PPC_TLSGD, R_PPC_TLSLD): Add new relocs.
* ppc64.h (R_PPC64_TLSGD, R_PPC64_TLSLD): Add new relocs.
bfd/
* reloc.c (BFD_RELOC_PPC_TLSGD, BFD_RELOC_PPC_TLSLD): New.
* section.c (struct bfd_section): Add has_tls_get_addr_call.
(BFD_FAKE_SECTION): Init new flag.
* ecoff.c (bfd_debug_section): Likewise.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
* elf32-ppc.c (ppc_elf_howto_raw): Add R_PPC_TLSGD and R_PPC_TLSLD.
(ppc_elf_reloc_type_lookup): Handle new relocs.
(ppc_elf_check_relocs): Set has_tls_get_addr_call on finding such
without marker relocs.
(ppc_elf_tls_optimize): Allow out-of-order __tls_get_addr relocs
if section has no old-style calls.
(ppc_elf_relocate_section): Set tls_mask for non-tls relocs too.
Don't try to optimize new-style __tls_get_addr call when handling
arg setup relocs. Instead do so for R_PPC_TLSGD and R_PPC_TLSLD
relocs.
* elf64-ppc.c (ppc64_elf_howto_raw): Add R_PPC64_TLSGD, R_PPC64_TLSLD.
(ppc64_elf_reloc_type_lookup): Handle new relocs.
(ppc64_elf_check_relocs): Set has_tls_get_addr_call on finding such
without marker relocs.
(ppc64_elf_tls_optimize): Allow out-of-order __tls_get_addr relocs
if section has no old-style calls. Set toc_ref for new relocs as
appropriate.
(ppc64_elf_relocate_section): Set tls_mask for non-tls relocs too.
Don't try to optimize new-style __tls_get_addr call when handling
arg setup relocs. Instead do so for R_PPC_TLSGD and R_PPC_TLSLD
relocs.
gas/
* config/tc-ppc.c (ppc_elf_suffix): Error if ppc32 tls got relocs
have non-zero addend.
(md_assemble): Parse args of __tls_get_addr calls.
(md_apply_fix): Handle BFD_RELOC_PPC_TLSGD and BFD_RELOC_PPC_TLSLD.
ld/testsuite/
* ld-powerpc/tlsmark.s, * ld-powerpc/tlsmark.d: New test.
* ld-powerpc/tlsmark32.s, * ld-powerpc/tlsmark32.d: New test.
* ld-powerpc/powerpc.exp: Run them.
* ldlang.c: Likewise.
* ldlang.h: Likewise.
* ldlex.l: Likewise.
* NEWS: Mention the new feature.
* ld.texinfo: Document the new feature.
* ld-scripts/regions-alias-1.t: New file.
* ld-scripts/regions-alias-2.t: New file.
* ld-scripts/regions-alias-3.t: New file.
* ld-scripts/regions-alias-4.t: New file.
* ld-scripts/script.exp: Run region alias tests.
* emultempl/pe.em (gld_${EMULATION_NAME}_before_parse): Set
default state of auto-import flag based on $target.
ld/testsuite/ChangeLog
* ld-pe/pe.exp: Disable auto-import when linking on Cygwin.
bfd/
* elf32-arm.c (stub_reloc_type): Removed.
(insn_sequence): Renamed reloc_type field to r_type.
(elf32_arm_stub_long_branch_v4t_arm_thumb_pic): New stub.
(elf32_arm_stub_long_branch_v4t_thumb_arm_pic): Likewise.
(elf32_arm_stub_long_branch_thumb_only_pic): Likewise.
(elf32_arm_stub_type): Add new enum entries for the new stubs.
(arm_stub_is_thumb): Catch new stubs.
(arm_type_of_stub): Handle new stubs.
(arm_size_one_stub): Use ARRAY_SIZE. Handle new stubs.
(bfd_elf32_arm_process_before_allocation): Remove useless
condition.
testsuite/
* ld-arm/arm-elf.exp: Add 3 tests for the 3 new stubs.
* ld-arm/farcall-thumb-arm-pic-veneer.d: New expected result, the
test is now expected to pass.
* ld-arm/farcall-thumb-thumb-m-pic-veneer.d: Likewise.
* ld-arm/farcall-thumb-thumb-pic-veneer.d: Likewise.
testsuite/
* ld-arm/thumb2-bl-as-thumb1-bad-noeabi.d: Update expected result,
as stubs are now generated and the end of the .text section.
* ld-arm/thumb2-bl-bad-noeabi.d: Likewise.
* elf32-arm.c (elf32_arm_stub_long_branch_any_any_pic): Rename
to elf32_arm_stub_long_branch_any_arm_pic.
(elf32_arm_stub_long_branch_any_thumb_pic): New.
(enum elf32_arm_stub_type, arm_type_of_stub)
(arm_size_one_stub): Handle any to ARM PIC and any to Thumb PIC
separately.
ld/testsuite/
* ld-arm/farcall-arm-thumb-blx-pic-veneer.d,
ld-arm/farcall-arm-thumb-pic-veneer.d,
ld-arm/farcall-thumb-thumb-blx-pic-veneer.d: Update for fixed
Thumb PIC stub.
bfd/
* elf32-arm.c (PREV_SEC): Update comment.
(group_sections): Rename argument to stubs_always_after_branch.
Reverse the list and place stubs at the end of input sections.
Undefine NEXT_SEC.
(elf32_arm_size_stubs): Update to use stubs_always_after_branch.
ld/
* ld.texinfo (ARM): Document changed meaning of --stub-group-size.
* emultempl/armelf.em (hook_in_stub): Insert after the input section.
(elf32_arm_add_stub_section): Update comment.
(PARSE_AND_LIST_OPTIONS): Update help for --stub-group-size.
2009-02-24 Daniel Jacobowitz <dan@codesourcery.com>
ld/testsuite/
* ld-arm/arm-elf.exp (armeabitests): Update duplicate test names.
Use normal output files for big-endian.
* ld-arm/farcall-arm-arm-be.d, ld-arm/farcall-thumb-arm-be.d: Delete.
* ld-arm/farcall-arm-arm-be8.d, ld-arm/farcall-arm-arm-pic-veneer.d,
ld-arm/farcall-arm-arm.d, ld-arm/farcall-arm-thumb-blx-pic-veneer.d,
ld-arm/farcall-arm-thumb-blx.d, ld-arm/farcall-arm-thumb-pic-veneer.d,
ld-arm/farcall-arm-thumb.d, ld-arm/farcall-group-size2.d,
ld-arm/farcall-group.d, ld-arm/farcall-mix.d, ld-arm/farcall-mix2.d,
ld-arm/farcall-thumb-arm-be8.d,
ld-arm/farcall-thumb-arm-blx-pic-veneer.d,
ld-arm/farcall-thumb-arm-blx.d, ld-arm/farcall-thumb-arm-short.d,
ld-arm/farcall-thumb-arm.d,
ld-arm/farcall-thumb-thumb-blx-pic-veneer.d,
ld-arm/farcall-thumb-thumb-blx.d, ld-arm/farcall-thumb-thumb-m.d,
ld-arm/farcall-thumb-thumb.d, ld-arm/thumb2-bl-as-thumb1-bad.d,
ld-arm/thumb2-bl-bad.d: Update for moved stubs.
bfd/
* elf32-arm.c (stub_insn_type): New type.
(stub_reloc_type): Likewise.
(insn_sequence): Likewise.
(elf32_arm_stub_long_branch_any_any): Encode using insn_sequence.
(elf32_arm_stub_long_branch_v4t_arm_thumb): Likewise.
(elf32_arm_stub_long_branch_thumb_only): Likewise.
(elf32_arm_stub_long_branch_v4t_thumb_arm): Likewise.
(elf32_arm_stub_short_branch_v4t_thumb_arm): Likewise.
(elf32_arm_stub_long_branch_any_any_pic): Likewise.
(elf32_arm_stub_hash_entry): Add new helper fields.
(stub_hash_newfunc): Initialize these new fields.
(arm_build_one_stub): Encode Arm and Thumb instructions separately
to take endianness into account.
(arm_size_one_stub): Compute size of stubs using insn_sequence.
(arm_map_one_stub): Code is now more generic, thanks to
insn_sequence.
ld/testsuite/
* ld-arm/arm-elf.exp: Add new farcall-thumb-arm-be8 test.
* ld-arm/farcall-thumb-arm-be8.d: New expected result.
* ld-arm/farcall-arm-arm-be8.d: Replace wildcards by instructions.
bfd/
* elf32-arm.c (elf32_arm_stub_long_branch_thumb_only): Fix stub
code.
(elf32_arm_stub_long_branch_v4t_thumb_arm): Likewise.
(arm_type_of_stub): Use Thumb-only long branch stub (non-PIC) when
BLX is not available. Fix typo in warning message. Add comments
and improve formatting.
(arm_build_one_stub): Adjust to new
elf32_arm_stub_long_branch_v4t_thumb_arm stub.
(arm_map_one_stub): Likewise.
testsuite/
* ld-arm/arm-elf.exp: Rewrite non-EABI variants of
thumb2-bl-as-thumb1-bad and thumb2-bl-bad tests, which now
pass. farcall-thumb-thumb now passes in EABI mode.
* ld-arm/farcall-thumb-arm-pic-veneer.d: Fixed name, source, as
and ld flags to match intended test.
* ld-arm/farcall-thumb-arm.d: New expected result.
* ld-arm/farcall-thumb-thumb-m.d: Likewise.
* ld-arm/farcall-thumb-thumb-m-pic-veneer.d: Fixed name and ld
flags.
* ld-arm/farcall-thumb-thumb-pic-veneer.d: Likewise.
* ld-arm/farcall-thumb-thumb.d: New expected result, this test is
now expected to pass.
* ld-arm/thumb2-bl-as-thumb1-bad-noeabi.d: Likewise.
* ld-arm/thumb2-bl-bad-noeabi.d: Likewise.
* ld-arm/thumb2-bl-as-thumb1-bad.d: Update addresses according to
new use.
* ld-arm/thumb2-bl-as-thumb1-bad.s: Update comment.
* coff-alpha.c (alpha_ecoff_backend_data): Initialise fields which
control long section name handling with ECOFF_NO_LONG_SECTION_NAMES.
* coff-mips.c (mips_ecoff_backend_data): Likewise.
* coff-rs6000.c (bfd_xcoff_backend_data): Initialise fields which
control long section name handling with XCOFF_NO_LONG_SECTION_NAMES.
(bfd_pmac_xcoff_backend_data): Likewise.
* coff64-rs6000.c (bfd_xcoff_backend_data): Likewise.
(bfd_xcoff_aix5_backend_data): Likewise.
(xcoff64_write_object_contents): Delete unused long_section_names
local variable.
* coff-sh.c (bfd_coff_small_swap_table): Initialise long section
name members using COFF_DEFAULT_LONG_SECTION_NAMES and make entire
struct non-const.
* coffcode.h (documentation): Update to describe long section names.
(COFFLONGSECTIONCATHELPER): New helper macro.
(BLANKOR1TOODD): Likewise.
(COFF_ENABLE_LONG_SECTION_NAMES): Likewise.
(COFF_LONG_SECTION_NAMES_SETTER): Likewise.
(COFF_DEFAULT_LONG_SECTION_NAMES): Likewise.
(bfd_coff_set_long_section_names_allowed): New function.
(bfd_coff_set_long_section_names_disallowed): Likewise.
(struct bfd_coff_backend_data): Add new backend hook function
pointer _bfd_coff_set_long_section_names.
(bfd_coff_set_long_section_names): New backend hook.
(coff_write_object_contents): Only generate long section names if
bfd_coff_long_section_names() indicates they are currently enabled.
(bfd_coff_std_swap_table): Make non-const, and initialise long
section name fields using COFF_DEFAULT_LONG_SECTION_NAMES.
(ticoff0_swap_table): Likewise to both.
(ticoff1_swap_table): Again, likewise to both.
* coffgen.c (make_a_section_from_file): Allow long section names
as inputs even if not currently allowed for outputs.
* ecoff.c (_bfd_ecoff_no_long_sections): New function.
* efi-app-ia32.c (COFF_LONG_SECTION_NAMES): Define to 0, not blank.
* efi-app-ia64.c (COFF_LONG_SECTION_NAMES): Likewise.
* efi-app-x86_64.c (COFF_LONG_SECTION_NAMES): Likewise.
* efi-bsdrv-ia32.c (COFF_LONG_SECTION_NAMES): Likewise.
* efi-bsdrv-ia64.c (COFF_LONG_SECTION_NAMES): Likewise.
* efi-bsdrv-x86_64.c (COFF_LONG_SECTION_NAMES): Likewise.
* efi-rtdrv-ia32.c (COFF_LONG_SECTION_NAMES): Likewise.
* efi-rtdrv-ia64.c (COFF_LONG_SECTION_NAMES): Likewise.
* efi-rtdrv-x86_64.c (COFF_LONG_SECTION_NAMES): Likewise.
* pei-arm.c (COFF_LONG_SECTION_NAMES): Likewise.
* pei-i386.c (COFF_LONG_SECTION_NAMES): Likewise.
* pei-mcore.c (COFF_LONG_SECTION_NAMES): Likewise.
* pei-mips.c (COFF_LONG_SECTION_NAMES): Likewise.
* pei-ppc.c (COFF_LONG_SECTION_NAMES): Likewise.
* pei-sh.c (COFF_LONG_SECTION_NAMES): Likewise.
* pei-x86_64.c (COFF_LONG_SECTION_NAMES): Likewise.
* libcoff-in.h: Update copyright year to cause updated copyright
year in generated libcoff.h, and fix typo.
* libcoff.h: Regenerated.
* libecoff.h (ECOFF_NO_LONG_SECTION_NAMES): New macro.
(_bfd_ecoff_no_long_sections): Add prototype.
* libxcoff.h (XCOFF_NO_LONG_SECTION_NAMES): New macro.
* pe-mips.c (COFF_LONG_SECTION_NAMES): Define empty if not already
defined by an including .c file.
* ticoff.h (ticoff0_swap_table): Make non-const, and initialise
long section name fields using COFF_DEFAULT_LONG_SECTION_NAMES.
(ticoff1_swap_table): Likewise to both.
ld/ChangeLog
* ld.texinfo: Update to mention long section name options.
* NEWS: Mention new behaviour and command-line options.
* pe-dll.c (pe_use_coff_long_section_names): New global variable.
(pe_output_file_set_long_section_names): New function.
(pe_dll_build_sections): Call it on output BFDs.
(pe_exe_build_sections): Likewise.
(pe_dll_fill_sections): Likewise.
(pe_exe_fill_sections): Likewise.
* pe-dll.h (pe_use_coff_long_section_names): Declare extern.
(pe_output_file_set_long_section_names): Add prototype.
* pep-dll.c (pe_use_coff_long_section_names): Define pep_ alias.
(pe_output_file_set_long_section_names): Likewise.
* pep-dll.h (pep_use_coff_long_section_names): Declare extern.
(pep_output_file_set_long_section_names): Add prototype.
* pe.em (OPTION_ENABLE_LONG_SECTION_NAMES): New getopt value macro.
(OPTION_DISABLE_LONG_SECTION_NAMES): Likewise.
(gld${EMULATION_NAME}_add_options): Add new options to xtra_long[].
(gld_${EMULATION_NAME}_list_options): Describe them.
(gld${EMULATION_NAME}_handle_option): Set or clear global
pe_use_coff_long_section_names flag when options recognised.
(gld_${EMULATION_NAME}_after_open): En/disable long section names
for main output bfd by calling pe_output_file_set_long_section_names.
* pep.em (enum options): Extend enum with new getopt option values.
(gld${EMULATION_NAME}_add_options): Add new options to xtra_long[].
(gld_${EMULATION_NAME}_list_options): Describe them.
(gld${EMULATION_NAME}_handle_option): Set or clear global
pe_use_coff_long_section_names flag when options recognised.
(gld_${EMULATION_NAME}_after_open): En/disable long section names
for main output bfd by calling pep_output_file_set_long_section_names.
ld/testsuite/ChangeLog
* ld-pe/longsecn-1.d: New test file.
* ld-pe/longsecn-2.d: Likewise.
* ld-pe/longsecn-3.d: Likewise.
* ld-pe/longsecn-4.d: Likewise.
* ld-pe/longsecn-5.d: Likewise.
* ld-pe/longsecn.d: Likewise.
* ld-pe/longsecn.exp: New test control script.
* ld-pe/longsecn.s: New test source file.
* elf-eh-frame.c (REQUIRE_CLEARED_RELOCS) Remove.
(_bfd_elf_parse_eh_frame): Do not check relocations for removed FDEs.
ld/testsuite/
* ld-elf/eh-group2.s: New `.cfi_lsda' referencing `.gcc_except_table'.
* ld-elf/eh-group.exp: New test and conditional defininiton of `ELF64'.
* gas/all/gas.exp: Expect forward test to fail for MeP.
Expect relax test to fail for MeP.
* gas/mep/relocs.d: Update expected disassembly.
* lib/ld-lib.exp (check_gc_sections_available): Add MeP to list of
targets which do not support garbage collection.
* ld-srec/srec.exp (run_srec_test): Expect tests to fail for MeP.
* ld-elf/group8a.d: Likewise.
* ld-elf/group8b.d: Likewise.
* ld-elf/group9a.d: Likewise.
* ld-elf/group9b.d: Likewise.
* binutils-all/objdump.W: Do not assume that high and low PC
addresses will have been computed.
gas/
* config/tc-arm.c (attributes_set_explicitly): New array.
(s_arm_eabi_attribute): Check return value from s_vendor_attribute.
(cpu_arch): Add ARM_ARCH_V5T.
(aeabi_set_attribute_int): New function.
(aeabi_set_attribute_string): New function.
(aeabi_set_public_attributes): Set attributes according to the user's
intentions, rather than the actual state of the binary.
Use aeabi_set_attribute_int and aeabi_set_attribute_string instead of
bfd_elf_add_proc_attr_int and bfd_elf_add_proc_attr_string.
Support WMMXv2. Use attribute names instead of numbers.
* read.c (s_vendor_attribute): Change return type to int.
Return the tag number that was set.
* read.h (s_vendor_attribute): Change return type to int.
gas/testsuite/
* gas/arm/attr-cpu-directive.d: New file.
* gas/arm/attr-cpu-directive.s: New file.
* gas/arm/attr-default.d: New file.
* gas/arm/attr-march-all.d: New file.
* gas/arm/attr-march-armv1.d: New file.
* gas/arm/attr-march-armv2.d: New file.
* gas/arm/attr-march-armv2a.d: New file.
* gas/arm/attr-march-armv2s.d: New file.
* gas/arm/attr-march-armv3.d: New file.
* gas/arm/attr-march-armv3m.d: New file.
* gas/arm/attr-march-armv4.d: New file.
* gas/arm/attr-march-armv4t.d: New file.
* gas/arm/attr-march-armv4txm.d: New file.
* gas/arm/attr-march-armv4xm.d: New file.
* gas/arm/attr-march-armv5.d: New file.
* gas/arm/attr-march-armv5t.d: New file.
* gas/arm/attr-march-armv5te.d: New file.
* gas/arm/attr-march-armv5tej.d: New file.
* gas/arm/attr-march-armv5texp.d: New file.
* gas/arm/attr-march-armv5txm.d: New file.
* gas/arm/attr-march-armv6-m.d: New file.
* gas/arm/attr-march-armv6.d: New file.
* gas/arm/attr-march-armv6j.d: New file.
* gas/arm/attr-march-armv6k.d: New file.
* gas/arm/attr-march-armv6kt2.d: New file.
* gas/arm/attr-march-armv6t2.d: New file.
* gas/arm/attr-march-armv6z.d: New file.
* gas/arm/attr-march-armv6zk.d: New file.
* gas/arm/attr-march-armv6zkt2.d: New file.
* gas/arm/attr-march-armv6zt2.d: New file.
* gas/arm/attr-march-armv7-a.d: New file.
* gas/arm/attr-march-armv7-m.d: New file.
* gas/arm/attr-march-armv7-r.d: New file.
* gas/arm/attr-march-armv7.d: New file.
* gas/arm/attr-march-armv7a.d: New file.
* gas/arm/attr-march-armv7m.d: New file.
* gas/arm/attr-march-armv7r.d: New file.
* gas/arm/attr-march-iwmmxt.d: New file.
* gas/arm/attr-march-iwmmxt2.d: New file.
* gas/arm/attr-march-xscale.d: New file.
* gas/arm/attr-mcpu.d: New file.
* gas/arm/attr-mfpu-arm1020e.d: New file.
* gas/arm/attr-mfpu-arm1020t.d: New file.
* gas/arm/attr-mfpu-arm1136jf-s.d: New file.
* gas/arm/attr-mfpu-arm1136jfs.d: New file.
* gas/arm/attr-mfpu-arm7500fe.d: New file.
* gas/arm/attr-mfpu-fpa.d: New file.
* gas/arm/attr-mfpu-fpa10.d: New file.
* gas/arm/attr-mfpu-fpa11.d: New file.
* gas/arm/attr-mfpu-fpe.d: New file.
* gas/arm/attr-mfpu-fpe2.d: New file.
* gas/arm/attr-mfpu-fpe3.d: New file.
* gas/arm/attr-mfpu-maverick.d: New file.
* gas/arm/attr-mfpu-neon-fp16.d: New file.
* gas/arm/attr-mfpu-neon.d: New file.
* gas/arm/attr-mfpu-softfpa.d: New file.
* gas/arm/attr-mfpu-softvfp+vfp.d: New file.
* gas/arm/attr-mfpu-softvfp.d: New file.
* gas/arm/attr-mfpu-vfp.d: New file.
* gas/arm/attr-mfpu-vfp10-r0.d: New file.
* gas/arm/attr-mfpu-vfp10.d: New file.
* gas/arm/attr-mfpu-vfp3.d: New file.
* gas/arm/attr-mfpu-vfp9.d: New file.
* gas/arm/attr-mfpu-vfpv2.d: New file.
* gas/arm/attr-mfpu-vfpv3-d16.d: New file.
* gas/arm/attr-mfpu-vfpv3.d: New file.
* gas/arm/attr-mfpu-vfpxd.d: New file.
* gas/arm/attr-order.d: Update Tag_ARM_ISA_use and Tag_THUMB_ISA_use.
* gas/arm/attr-override-cpu-directive.d: New file.
* gas/arm/attr-override-cpu-directive.s: New file.
* gas/arm/attr-override-mcpu.d: New file.
* gas/arm/attr-override-mcpu.s: New file.
* gas/arm/blank.s: New file.
* gas/arm/eabi_attr_1.d: Update Tag_ARM_ISA_use and Tag_THUMB_ISA_use.
ld/testsuite/
* ld-arm/attr-merge-3.attr: Update following gas change.
* ld-arm/attr-merge-2.attr: Update Tag_ARM_ISA_use and
Tag_THUMB_ISA_use following gas changes.
* ld-arm/attr-merge-4.attr: Likewise.
* ld-arm/attr-merge-5.attr: Likewise.
* ld-arm/attr-merge-arch-1.attr: Likewise.
* ld-arm/attr-merge-arch-2.attr: Likewise.
* ld-arm/attr-merge-unknown-2.d: Likewise.
* ld-arm/attr-merge-unknown-2r.d: Likewise.
* ld-arm/attr-merge-unknown-3.d: Likewise.
* ld-arm/attr-merge-wchar-00-nowarn.d: Likewise.
* ld-arm/attr-merge-wchar-00.d: Likewise.
* ld-arm/attr-merge-wchar-02-nowarn.d: Likewise.
* ld-arm/attr-merge-wchar-02.d: Likewise.
* ld-arm/attr-merge-wchar-04-nowarn.d: Likewise.
* ld-arm/attr-merge-wchar-04.d: Likewise.
* ld-arm/attr-merge-wchar-20-nowarn.d: Likewise.
* ld-arm/attr-merge-wchar-20.d: Likewise.
* ld-arm/attr-merge-wchar-22-nowarn.d: Likewise.
* ld-arm/attr-merge-wchar-22.d: Likewise.
* ld-arm/attr-merge-wchar-24-nowarn.d: Likewise.
* ld-arm/attr-merge-wchar-40-nowarn.d: Likewise.
* ld-arm/attr-merge-wchar-40.d: Likewise.
* ld-arm/attr-merge-wchar-42-nowarn.d: Likewise.
* ld-arm/attr-merge-wchar-44-nowarn.d: Likewise.
* ld-arm/attr-merge-wchar-44.d: Likewise.
* ld-arm/attr-merge.attr: Likewise.
2009-01-14 H.J. Lu <hongjiu.lu@intel.com>
PR ld/9727
* elflink.c (elf_gc_sweep): Exclude the group section if the
first member of the section group is excluded.
ld/testsuite/
2009-01-14 H.J. Lu <hongjiu.lu@intel.com>
PR ld/9727
* ld-elf/group8.s: New.
* ld-elf/group8a.d: Likewise.
* ld-elf/group8b.d: Likewise.
* ld-elf/group9.s: Likewise.
* ld-elf/group9a.d: Likewise.
* ld-elf/group9b.d: Likewise.
* ld-scripts/default-script.exp: Likewise.
* ld-scripts/empty-orphan.exp: Likewise, and add to LDFLAGS rather
than replacing.
* ld-scripts/include.exp: Set --local-store for SPU.
* elf32-spu.c (struct spu_link_hash_table): Add init, line_size_log2,
num_lines_log2.
(struct got_entry): Add br_addr.
(struct call_info): Add priority.
(struct function_info): Add lr_store and sp_adjust.
(spu_elf_setup): Init line_size_log2 and num_lines_log2.
(spu_elf_find_overlays): For soft-icache, mark any section within cache
area as an overlay, and check that no other overlays exist. Look up
icache overlay manager entry sym.
(BRA_STUBS, BRA, BRASL): Define.
(enum _stub_type): Replace ovl_stub with call_ovl_stub and br*_ovl_stub.
(needs_ovl_stub): Adjust for soft-icache. Return priority encoded
in branch insn.
(count_stub, build_stub): Support soft-icache.
(build_spuear_stubs, process_stubs): Adjust build_stub call.
(spu_elf_size_stubs): Size soft-icache stubs.
(overlay_index): New function.
(spu_elf_build_stubs): Make static. Support soft-icache.
(spu_elf_check_vma): Don't turn off auto_overlay if soft-icache.
(find_function_stack_adjust): Save lr store and stack adjust insn
offsets.
(maybe_insert_function): Adjust find_function_stack_adjust call.
(mark_functions_via_relocs): Retrieve priority.
(remove_cycles): Only warn about pruned arcs when stack_analysis.
(sort_calls): Sort by priority first.
(mark_overlay_section): Ignore .ovl.init.
(sum_stack): Only print when stack_analysis.
(print_one_overlay_section): New function, extracted from..
(spu_elf_auto_overlay): ..here. Support soft-icache overlays.
(spu_elf_stack_analysis): Only print when htab->stack_analysis.
(spu_elf_final_link): Call spu_elf_stack_analysis for lrlive
analysis. Call spu_elf_build_stubs.
(spu_elf_relocate_section): For soft-icache encode overlay index
into addresses.
(spu_elf_output_symbol_hook): Support soft-icache.
(spu_elf_modify_program_headers: Likewise.
* elf32-spu.h (struct spu_elf_params): Add lrlive_analysis. Rename
num_regions to num_lines. Add line_size and max_branch.
(enum _ovly_flavour): Add ovly_soft_icache.
(spu_elf_build_stubs): Delete.
gas/
* config/tc-spu.c (md_pseudo_table): Add "brinfo".
(brinfo): New var.
(md_assemble): Poke brinfo into branch instructions.
(spu_brinfo): New function.
(md_apply_fix): Don't assume insn fields start off at zero, mask
them to remove possible brinfo.
ld/
* emultempl/spuelf.em (params): Init new fields.
(num_lines_set, line_size_set, icache_mgr, icache_mgr_stream): New vars.
(spu_place_special_section): Adjust placement for soft-icache. Pad
soft-icache section to a fixed size. Clear addr_tree.
(spu_elf_load_ovl_mgr): Support soft-icache. Map overlay manager
sections a little more intelligently.
(gld${EMULATION_NAME}_finish): Don't call spu_elf_build_stubs.
(OPTION_SPU_NUM_LINES): Rename from OPTION_SPU_NUM_REGIONS.
(OPTION_SPU_SOFT_ICACHE, OPTION_SPU_LINE_SIZE): Define.
(OPTION_SPU_LRLIVE): Define.
(PARSE_AND_LIST_LONGOPTS): Add new soft-icache options.
(PARSE_AND_LIST_OPTIONS): Likewise.
(PARSE_AND_LIST_ARGS_CASES): Handle them.
* emultempl/spu_icache.S: Dummy file.
* emultempl/spu_icache.o_c: Regenerate.
* Makefile.am (eelf32_spu.c): Depend on spu_icache.o_c.
(spu_icache.o_c): Add rule to build.
(CLEANFILES): Zap temp files.
(EXTRA_DIST): Add spu_icache.o_c.
* Makefile.in: Regenerate.
ld/testsuite/
* ld-spu/ovl.d: Allow for absolute branches in stubs.
* ld-spu/ovl2.d: Likewise.
ld-cris/tls-e-23.d, ld-cris/tls-e-66.d, ld-cris/tls-gd-3.d,
ld-cris/tls-gd-3h.d, ld-cris/tls-global-74.d,
ld-cris/tls-ie-8e1.d, ld-cris/tls-ldgde-14.d,
ld-cris/tls-ldgde-15.d, ld-cris/tls-le-12.d, ld-cris/tls-le-13.d,
ld-cris/tls-le-13s.d, ld-cris/tls-legd-16.d,
ld-cris/tls-legd-17.d, ld-cris/tls-legdx-16.d,
ld-cris/tls-legdx-17.d, ld-cris/tls-leie-18.d,
ld-cris/tls-leie-19.d, ld-cris/tls-local-57.d,
ld-cris/tls-local-58.d, ld-cris/tls-local-59.d: Adjust for
relocation value now offset by negative program TLS block size.
* ld-cris/tls-le-12s.d: Ditto. Move 128-byte tls-data to last.
Adjust accordingly.
* ld-cris/tls-le-12s.s: Use movs, not movu, for sign-extended
always-negative relocation.
* ld-cris/tls-tprelm.s: Move filler data to after symbol for
tested relocation.
* ld-cris/tls-ok-36.d: Adjust accordingly.
2009-01-02 H.J. Lu <hongjiu.lu@intel.com>
PR ld/9679
* elflink.c (elf_merge_st_other): New.
(_bfd_elf_merge_symbol): Use it on skipped weak definitions and
hide them if needed.
(elf_link_add_object_symbols): Updated.
ld/testsuite/
2009-01-02 H.J. Lu <hongjiu.lu@intel.com>
PR ld/9679
* ld-elf/pr9679-1.c: New.
* ld-elf/pr9679-2.c: Likewise.
* ld-elf/pr9679.rd: Likewise.
* ld-elf/shared.exp (build_tests): Add test for libpr9679.so.
* 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.
* elf32-arm.c (elf32_arm_final_link_relocate): Do not turn
branches to undefine weak symbols into branches to the next
instruction if creating PLT entries for those symbols.
ld/testsuite:
* ld-arm/thumb2-bl-undefweak.d, ld-arm/thumb2-bl-undefweak.s: New.
* ld-arm/arm-elf.exp: Run thumb2-bl-undefweak test.
types if running with --wide.
* ld-ia64/tlsbin.rd: Update expected output now that --wide does
not truncate section names.
* ld-ia64/tlspic.rd: Likewise.
* ld-elf/eh-frame-hdr.d: Replace target and xfail statements by single
`target: cfi'.
* ld-elf/eh-group.exp: Call check_as_cfi instead of is_elf_format.
* ld-elf/eh-group1.s, elf/eh-group2.s: Use more compatible section
flags prefix '%'.
* ld-elf/eh5.d: Replace target statement by `target: cfi' with an Alpha
exception. Relax the `Code alignment factor' matching.
* lib/ld-lib.exp: Rename istarget as istarget_ld.
(istarget, check_as_cfi): New procedure.
(run_dump_test): New comment for the virtual target `cfi'.
PR 6893 - Do not consider FDEs for discarded sections as invalid.
* elf-eh-frame.c (_bfd_elf_parse_eh_frame): New REQUIRE_CLEARED_RELOCS.
Consider FDEs with cleared relocations as valid and ignorable.
ld/testsuite/
* ld-elf/eh-group.exp, ld-elf/eh-group1.s, ld-elf/eh-group2.s: New test.
binutils/
Suppress warnings on NONE relocations to discarded sections.
* readelf.c (is_none_reloc): New function.
(debug_apply_relocations): Ignore is_none_reloc() relocations.
* ld-elfcomm/common1b.c (dummy1): Mark the variable for GCC as USED.
* ld-shared/main.c (main): Move the P variable only to the places where
it is used.
2008-09-16 H.J. Lu <hongjiu.lu@intel.com>
PR ld/6877
* elflink.c (_bfd_elf_merge_symbol): Allow a common symbol to
override the function in a shared library.
ld/testsuite/
2008-09-16 H.J. Lu <hongjiu.lu@intel.com>
PR ld/6877
* ld-elf/comm1.c: New.
* ld-elf/func1.c: Likewise.
* ld-elf/shared.exp: Add tests for libfunc1.so and comm1.
Fix PR ld/3290 regression for cross-files DW_FORM_ref_addr relocations.
* elflink.c (elf_link_add_object_symbols): Make debug symbols local
now only for non-RELOCATABLE targets.
ld/testsuite/
* ld-x86-64/dwarfreloc.exp, ld-x86-64/dwarfreloc.rd,
ld-x86-64/dwarfreloc1.s, ld-x86-64/dwarfreloc2.s: New test.
Daniel Jacobowitz <dan@codesourcery.com>
Catherine Moore <clm@codesourcery.com>
Mark Shinwell <shinwell@codesourcery.com>
Maxim Kuvyrkov <maxim@codesourcery.com>
* elf32-mips.c (mips_vxworks_copy_howto_rela): Replace with...
(elf_mips_copy_howto): ...this howto. Clear the size fields.
(mips_vxworks_jump_slot_howto_rela): Replace with...
(elf_mips_jump_slot_howto): ...this howto.
(bfd_elf32_bfd_reloc_type_lookup): Handle BFD_RELOC_MIPS_COPY
and BFD_RELOC_MIPS_JUMP_SLOT.
(bfd_elf32_bfd_reloc_name_lookup): Handle "R_MIPS_COPY" and
"R_MIPS_JUMP_SLOT".
(mips_elf32_rtype_to_howto): Handle R_MIPS_COPY and R_MIPS_JUMP_SLOT.
(elf_backend_plt_readonly): Define.
(elf_backend_plt_sym_val): Define for non-VxWorks targets.
(mips_vxworks_bfd_reloc_type_lookup): Delete.
(mips_vxworks_bfd_reloc_name_lookup): Likewise.
(mips_vxworks_rtype_to_howto): Likewise.
(elf_backend_want_dynbss): Don't define for VxWorks.
(elf_backend_plt_readonly): Likewise.
(bfd_elf32_bfd_reloc_type_lookup): Likewise.
(bfd_elf32_bfd_reloc_name_lookup): Likewise.
(elf_backend_mips_rtype_to_howto): Likewise.
(elf_backend_adjust_dynamic_symbol): Likewise.
(elf_backend_got_symbol_offset): Don't define.
* elfn32-mips.c (elf_mips_copy_howto, elf_mips_jump_slot_howto): New.
(bfd_elf32_bfd_reloc_type_lookup): Handle BFD_RELOC_MIPS_COPY
and BFD_RELOC_MIPS_JUMP_SLOT.
(bfd_elf32_bfd_reloc_name_lookup): Handle "R_MIPS_COPY" and
"R_MIPS_JUMP_SLOT".
(mips_elf32_n32_rtype_to_howto): Handle R_MIPS_COPY and
R_MIPS_JUMP_SLOT.
(elf_backend_rela_plts_and_copies_p, elf_backend_plt_readonly)
(elf_backend_plt_sym_val): Define.
* elf64-mips.c (elf_mips_copy_howto, elf_mips_jump_slot_howto): New.
(bfd_elf64_bfd_reloc_type_lookup): Handle BFD_RELOC_MIPS_COPY
and BFD_RELOC_MIPS_JUMP_SLOT.
(bfd_elf64_bfd_reloc_name_lookup): Handle "R_MIPS_COPY" and
"R_MIPS_JUMP_SLOT".
(mips_elf64_rtype_to_howto): Handle R_MIPS_COPY and R_MIPS_JUMP_SLOT.
(elf_backend_rela_plts_and_copies_p, elf_backend_plt_readonly)
(elf_backend_plt_sym_val): Define.
* elfxx-mips.h (_bfd_mips_vxworks_adjust_dynamic_symbol): Delete.
(_bfd_mips_elf_use_plts_and_copy_relocs, _bfd_mips_elf_init_stubs)
(_bfd_mips_elf_plt_sym_val, _bfd_mips_post_process_headers): Declare.
* elfxx-mips.c (mips_elf_la25_stub): New structure.
(LA25_LUI, LA25_J, LA25_ADDIU): New macros.
(mips_elf_link_hash_entry): Add "la25_stubs", "has_static_relocs"
and "has_nonpic_branches" fields. Remove "is_relocation_target" and
"is_branch_target".
(mips_elf_link_hash_table): Add blank lines. Add
"use_plts_and_copy_relocs", "reserved_gotno", "strampoline",
"la25_stubs" and "add_stub_section" fields.
(mips_htab_traverse_info): New structure.
(PIC_OBJECT_P, MIPS_ELF_LOAD_WORD): New macros.
(MIPS_RESERVED_GOTNO): Delete.
(mips_o32_exec_plt0_entry, mips_n32_exec_plt0_entry)
(mips_n64_exec_plt0_entry, mips_exec_plt_entry): New tables.
(mips_elf_link_hash_newfunc): Update after the changes to
mips_elf_link_hash_entry.
(mips_elf_check_mips16_stubs): Replace the DATA parameter with
an INFO parameter. Don't look through warnings symbols here;
do it in mips_elf_check_symbols instead.
(mips_elf_create_stub_symbol): New function.
(mips_elf_la25_stub_hash, mips_elf_la25_stub_eq): New functions.
(_bfd_mips_elf_init_stubs, mips_elf_local_pic_function_p): Likewise.
(mips_elf_add_la25_intro, mips_elf_add_la25_trampoline): Likewise.
(mips_elf_add_la25_stub, mips_elf_check_symbols): New functions.
(mips_elf_gotplt_index): Check for VxWorks.
(mips_elf_output_dynamic_relocation): Take the relocation index
as an extra parameter. Do not increment reloc_count here.
(mips_elf_initialize_tls_slots): Update the calls to
mips_elf_output_dynamic_relocation accordingly.
(mips_elf_multi_got): Use htab->reserved_gotno instead of
MIPS_RESERVED_GOTNO.
(mips_elf_create_got_section): Don't allocate reserved GOT
entries here. Unconditionally create .got.plt, but don't
set its alignment here.
(mips_elf_relocation_needs_la25_stub): New function.
(mips_elf_calculate_relocation): Redirect branches and jumps to
a non-PIC stub if one exists. Check !h->has_static_relocs instead
of !htab->is_vxworks when deciding whether to create dynamic
relocations for R_MIPS_32, R_MIPS_REL32 and R_MIPS_64.
(_bfd_mips_elf_create_dynamic_sections): Unconditionally call
_bfd_elf_create_dynamic_sections. Unconditionally set up
htab->splt and htab->sdynbss. Set htab->srelplt to ".rel.plt"
if !htab->is_vxworks. Add non-VxWorks values of
htab->plt_header_size and htab->plt_entry_size.
(_bfd_mips_elf_check_relocs): Set pointer_equality_needed for
non-branch static relocations. Set has_nonpic_branches when an la25
stub might be required. Set can_make_dynamic_p to TRUE if R_MIPS_32,
R_MIPS_REL32 and R_MIPS_64 relocations can be made dynamic,
rather than duplicating the condition. Do not make them dynamic
for read-only sections in non-PIC executable objects.
Do not protect this code with dynobj == NULL || htab->sgot == NULL;
handle each group of cases separately. Add a default case that
sets has_static_relocs for non-GOT relocations that cannot be
made dynamic. Don't set is_relocation_target and is_branch_target.
Reject non-PIC static relocations in shared objects.
(_bfd_mips_vxworks_adjust_dynamic_symbol): Fold into...
(_bfd_mips_elf_adjust_dynamic_symbol): ...here, using
htab->use_plts_and_copy_relocs instead of htab->is_vxworks
to select PLT and copy-reloc handling. Set the alignment of
.plt and .got.plt when allocating the first entry. Generalize
code to handle REL as well as RELA sections and 64-bit as well as
32-bit GOT entries. Complain if we find a static-only reloc
against an externally-defined symbol and if we cannot create
dynamic relocations for it. Allocate copy relocs using
mips_elf_allocate_dynamic_relocations on non-VxWorks targets.
Set possibly_dynamic_relocs to 0 when using PLTs or copy relocs.
Skip reserved .got.plt entries.
(_bfd_mips_elf_always_size_sections): Use mips_elf_check_symbols
instead of mips_elf_check_mips16_stubs to process each symbol.
Do the traversal for relocatable objects too.
(mips_elf_lay_out_got): Use htab->reserved_gotno instead of
MIPS_RESERVED_GOTNO.
(_bfd_mips_elf_size_dynamic_sections): Exclude sdynbss if it
is empty. Extend the DT_PLTREL, DT_JMPREL and DT_PLTRELSZ handling
to non-VxWorks targets. Only add DT_REL{,A}, DT_REL{,A}SZ and
DT_REL{,A}ENT if .rel.dyn is nonempty. Create a symbol for the
PLT. Allocate a nop at the end of the PLT. Allocate DT_MIPS_PLTGOT.
(mips_elf_create_la25_stub_info): New function.
(_bfd_mips_elf_finish_dynamic_symbol): Write out PLT entries
and copy relocs where necessary. Check pointer_equality_needed.
(mips_finish_exec_plt): New function.
(_bfd_mips_elf_finish_dynamic_sections): Always set DT_PLTGOT
to the beginning of htab->sgot. Use htab->reserved_gotno instead
of MIPS_RESERVED_GOTNO. Assert htab->use_plts_and_copy_relocs
instead of htab->is_vxworks for DT_PLTREL, DT_PLTRELSZ and DT_JMPREL.
Set DT_PLTREL to DT_REL instead of DT_RELA on non-VxWorks targets.
Use mips_finish_exec_plt to create non-VxWorks PLT headers. Set
DT_MIPS_PLTGOT.
(_bfd_mips_elf_copy_indirect_symbol): Copy has_static_relocs
from the indirect symbol to the direct symbol. Also copy
has_nonpic_branches for indirect symbols.
(_bfd_mips_elf_get_target_dtag): Handle DT_MIPS_PLTGOT and
DT_MIPS_RWPLT.
(_bfd_mips_elf_link_hash_table_create): Initialize the new
mips_elf_link_hash_table fields.
(_bfd_mips_vxworks_link_hash_table_create): Set
use_plts_and_copy_relocs to TRUE. Use TRUE rather than 1
when setting is_vxworks.
(_bfd_mips_elf_use_plts_and_copy_relocs): New function.
(_bfd_mips_elf_final_link): Call mips_elf_create_la25_stub for
each la25_stub.
(_bfd_mips_elf_merge_private_bfd_data): Treat dynamic objects
as PIC. Generalize message about linking PIC and non-PIC.
(_bfd_mips_elf_plt_sym_val, _bfd_mips_post_process_headers): New
functions.
* reloc.c: Update comment near BFD_RELOC_MIPS_JUMP_SLOT.
* bfd-in2.h: Regenerated.
2008-08-08 Richard Sandiford <rdsandiford@googlemail.com>
Daniel Jacobowitz <dan@codesourcery.com>
Catherine Moore <clm@codesourcery.com>
Mark Shinwell <shinwell@codesourcery.com>
* readelf.c (get_mips_symbol_other): Handle STO_MIPS_PLT and
STO_MIPS_PIC.
(slurp_rela_relocs, slurp_rel_relocs): Handle MIPS ELF64 here.
(dump_relocations, debug_apply_relocations): Don't handle it here.
(get_mips_dynamic_type): Handle DT_MIPS_PLTGOT and DT_MIPS_RWPLT.
(print_mips_pltgot_entry): New function.
(process_mips_specific): Dump the PLT GOT.
2008-08-08 Richard Sandiford <rdsandiford@googlemail.com>
Daniel Jacobowitz <dan@codesourcery.com>
* config/tc-mips.c (OPTION_CALL_NONPIC): New macro.
(OPTION_NON_SHARED, OPTION_XGOT, OPTION_MABI, OPTION_32)
(OPTION_N32, OPTION_64, OPTION_MDEBUG, OPTION_NO_MDEBUG)
(OPTION_PDR, OPTION_NO_PDR, OPTION_MVXWORKS_PIC): Bump by 1.
(md_longopts): Add -call_nonpic.
(md_parse_option): Handle OPTION_CALL_NONPIC.
(md_show_usage): Add -call_nonpic.
2008-08-08 Richard Sandiford <rdsandiford@googlemail.com>
* gas/mips/call-nonpic-1.s, gas/mips/call-nonpic-1.d: New test.
* gas/mips/mips.exp: Run it.
2008-08-08 Richard Sandiford <rdsandiford@googlemail.com>
Daniel Jacobowitz <dan@codesourcery.com>
Catherine Moore <clm@codesourcery.com>
Mark Shinwell <shinwell@codesourcery.com>
* mips.h (STO_MIPS_PLT, ELF_ST_IS_MIPS_PLT, ELF_ST_SET_MIPS_PLT)
(STO_MIPS_PIC, DT_MIPS_PLTGOT, DT_MIPS_RWPLT): New macros.
2008-08-08 Richard Sandiford <rdsandiford@googlemail.com>
Daniel Jacobowitz <dan@codesourcery.com>
* emulparams/elf32bmip.sh (GOT): Define, moving .got.plt to...
(OTHER_RELRO_SECTIONS, OTHER_READWRITE_SECTIONS): ...one of these
two variables.
* emulparams/elf32bmipn32-defs.sh: Likewise.
* emultempl/mipself.em: Include ldctor.h, elf/mips.h and elfxx-mips.h.
(is_mips_elf): New macro.
(stub_file, stub_bfd): New variables.
(hook_stub_info): New structure.
(hook_in_stub): New function.
(mips_add_stub_section): Likewise.
(mips_create_output_section_statements): Likewise.
(mips_before_allocation): Likewise.
(real_func): New variable.
(mips_for_each_input_file_wrapper): New function.
(mips_lang_for_each_input_file): Likewise.
(lang_for_each_input_file): Define.
(LDEMUL_BEFORE_ALLOCATION): Likewise.
(LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS): Likewise.
2008-08-08 Richard Sandiford <rdsandiford@googlemail.com>
Daniel Jacobowitz <dan@codesourcery.com>
* ld-mips-elf/mips16-pic-3a.s,
ld-mips-elf/mips16-pic-3b.s,
ld-mips-elf/mips16-pic-3.dd,
ld-mips-elf/mips16-pic-3.gd,
ld-mips-elf/mips16-pic-3.rd,
ld-mips-elf/mips16-pic-3.inc,
ld-mips-elf/pic-and-nonpic-1a.s,
ld-mips-elf/pic-and-nonpic-1b.s,
ld-mips-elf/pic-and-nonpic-1.ld,
ld-mips-elf/pic-and-nonpic-1.dd,
ld-mips-elf/pic-and-nonpic-1.nd,
ld-mips-elf/pic-and-nonpic-1-rel.dd,
ld-mips-elf/pic-and-nonpic-1-rel.nd,
ld-mips-elf/pic-and-nonpic-2a.s,
ld-mips-elf/pic-and-nonpic-2b.s,
ld-mips-elf/pic-and-nonpic-2.d,
ld-mips-elf/pic-and-nonpic-3a.s,
ld-mips-elf/pic-and-nonpic-3a.ld,
ld-mips-elf/pic-and-nonpic-3a.dd,
ld-mips-elf/pic-and-nonpic-3a.gd,
ld-mips-elf/pic-and-nonpic-3a.sd,
ld-mips-elf/pic-and-nonpic-3b.s,
ld-mips-elf/pic-and-nonpic-3b.ld,
ld-mips-elf/pic-and-nonpic-3b.ad,
ld-mips-elf/pic-and-nonpic-3b.dd,
ld-mips-elf/pic-and-nonpic-3b.gd,
ld-mips-elf/pic-and-nonpic-3b.nd,
ld-mips-elf/pic-and-nonpic-3b.pd,
ld-mips-elf/pic-and-nonpic-3b.rd,
ld-mips-elf/pic-and-nonpic-3b.sd,
ld-mips-elf/pic-and-nonpic-3-error.d,
ld-mips-elf/pic-and-nonpic-4a.s,
ld-mips-elf/pic-and-nonpic-4b.s,
ld-mips-elf/pic-and-nonpic-4b.ld,
ld-mips-elf/pic-and-nonpic-4b.ad,
ld-mips-elf/pic-and-nonpic-4b.dd,
ld-mips-elf/pic-and-nonpic-4b.gd,
ld-mips-elf/pic-and-nonpic-4b.nd,
ld-mips-elf/pic-and-nonpic-4b.rd,
ld-mips-elf/pic-and-nonpic-4b.sd,
ld-mips-elf/pic-and-nonpic-4-error.d,
ld-mips-elf/pic-and-nonpic-5a.s,
ld-mips-elf/pic-and-nonpic-5b.s,
ld-mips-elf/pic-and-nonpic-5b.ld,
ld-mips-elf/pic-and-nonpic-5b.ad,
ld-mips-elf/pic-and-nonpic-5b.dd,
ld-mips-elf/pic-and-nonpic-5b.gd,
ld-mips-elf/pic-and-nonpic-5b.nd,
ld-mips-elf/pic-and-nonpic-5b.rd,
ld-mips-elf/pic-and-nonpic-5b.sd,
ld-mips-elf/pic-and-nonpic-5b.pd,
ld-mips-elf/pic-and-nonpic-6.ld,
ld-mips-elf/pic-and-nonpic-6-o32a.s,
ld-mips-elf/pic-and-nonpic-6-o32b.s,
ld-mips-elf/pic-and-nonpic-6-o32c.s,
ld-mips-elf/pic-and-nonpic-6-o32.ad,
ld-mips-elf/pic-and-nonpic-6-o32.dd,
ld-mips-elf/pic-and-nonpic-6-o32.gd,
ld-mips-elf/pic-and-nonpic-6-o32.nd,
ld-mips-elf/pic-and-nonpic-6-o32.pd,
ld-mips-elf/pic-and-nonpic-6-o32.rd,
ld-mips-elf/pic-and-nonpic-6-o32.sd,
ld-mips-elf/pic-and-nonpic-6-n32a.s,
ld-mips-elf/pic-and-nonpic-6-n32b.s,
ld-mips-elf/pic-and-nonpic-6-n32c.s,
ld-mips-elf/pic-and-nonpic-6-n32.ad,
ld-mips-elf/pic-and-nonpic-6-n32.dd,
ld-mips-elf/pic-and-nonpic-6-n32.gd,
ld-mips-elf/pic-and-nonpic-6-n32.nd,
ld-mips-elf/pic-and-nonpic-6-n32.pd,
ld-mips-elf/pic-and-nonpic-6-n32.rd,
ld-mips-elf/pic-and-nonpic-6-n32.sd,
ld-mips-elf/pic-and-nonpic-6-n64a.s,
ld-mips-elf/pic-and-nonpic-6-n64b.s,
ld-mips-elf/pic-and-nonpic-6-n64c.s,
ld-mips-elf/pic-and-nonpic-6-n64.ad,
ld-mips-elf/pic-and-nonpic-6-n64.dd,
ld-mips-elf/pic-and-nonpic-6-n64.gd,
ld-mips-elf/pic-and-nonpic-6-n64.nd,
ld-mips-elf/pic-and-nonpic-6-n64.pd,
ld-mips-elf/pic-and-nonpic-6-n64.rd,
ld-mips-elf/pic-and-nonpic-6-n64.sd: New tests.
* ld-mips-elf/mips-elf.exp: Run them.
* elfxx-mips.c (mips_got_info): Add a "reloc_only_gotno" field.
(mips_elf_got_section): Delete.
(mips_elf_sort_hash_table): Use g->reloc_only_gotno to decide
how many reloc-only entries there are.
(mips_elf_count_got_symbols): Adjust g->reloc_only_gotno as
well as g->global_gotno.
(mips_elf_make_got_per_bfd): Initialize reloc_only_gotno.
(mips_elf_multi_got): Likewise. Use gg->reloc_only_gotno
rather than gg->assigned_gotno to store the number of
reloc-only GOT entries.
(mips_elf_create_got_section): Remove the MAYBE_EXCLUDE parameter.
Initialize reloc_only_gotno.
(mips_elf_calculate_relocation): Check htab->got_info instead of
dynobj when deciding whether to call mips_elf_adjust_gp,
(_bfd_mips_elf_create_dynamic_sections): Adjust the call
to mips_elf_create_got_section.
(mips_elf_record_relocs): Likewise. Remove redundant
"dynobj == NULL" code. Do not use mips_elf_create_got_section
or mips_elf_record_global_got_symbol for R_MIPS_32, R_MIPS_REL32
and R_MIPS_64; limit global_got_area to GGA_RELOC_ONLY instead.
(_bfd_mips_elf_finish_dynamic_symbol): Use htab->sgot instead
of mips_elf_got_section.
(_bfd_mips_vxworks_finish_dynamic_symbol): Likewise.
(_bfd_mips_elf_finish_dynamic_sections): Likewise.
Move the initial assignment of G to the block that uses it;
it is used for an unrelated purpose later.
ld/testsuite/
* ld-mips-elf/tls-hidden4.got, ld-mips-elf/tls-hidden4.r: We have
removed an unused GOT entry that was allocated for the R_MIPS_32
relocation against "undef", so adjust addresses down by 4 bytes.
* ld-mips-elf/got-dump-1.d, ld-mips-elf/got-dump-2.d: We have
changed the order of the GOT entries so that reloc-only ones
come last. "undef" is only referred to by dynamic relocations,
so it now comes after "glob".
* ld-mips-elf/mips16-pic-2.dd, ld-mips-elf/mips16-pic-2.gd,
ld-mips-elf/mips16-pic-2.nd, ld-mips-elf/mips16-pic-2.rd: We have
removed two unused local GOT entries that were originally created
as global entries for the hidden symbols "used2" and "used3".
"used4" and "used5" are only referred to by relocations, so they
now come after "used6" and "used7".
* elfxx-mips.c (GGA_NORMAL, GGA_RELOC_ONLY, GGA_NONE): New macros.
(mips_elf_link_hash_entry): Add a "global_got_area" field.
(mips_elf_link_hash_newfunc): Initialize it.
(mips_elf_sort_hash_table_f): Use h->global_got_area instead of
h->root.got.offset. Do not handle forced_local symbols specially.
(mips_elf_record_global_got_symbol): Set h->global_got_area
instead of h->root.got.offset.
(mips_elf_recreate_got): Assert that h->global_got_area == GGA_NONE
for indirect and warning symbols.
(mips_elf_count_forced_local_got_symbols): Change the argument
from a "elf_link_hash_entry" to "mips_elf_link_hash_entry".
Use and set h->global_got_area instead of h->root.got.offset.
Set it to GGA_NONE for all forced-local symbols.
(mips_elf_set_global_got_offset): Set h->global_got_area
instead of h->root.got.offset. Use g->global_got_area instead
of a combination of dynindx, forced_local and tls_type.
(mips_elf_multi_got): Remove disabled code. Pass GGA_* values to
mips_elf_set_global_got_offset.
(mips_elf_lay_out_got): Use mips_elf_link_hash_traverse instead
of elf_link_hash_traverse.
(_bfd_mips_elf_copy_indirect_symbol): Copy the indirect symbol's
global_got_area to the direct symbol if the latter's value is higher.
Set the indirect symbol's area to GGA_NONE.
ld/testsuite/
* ld-mips-elf/got-vers-1a.s, ld-mips-elf/got-vers-1b.s,
ld-mips-elf/got-vers-1.ver, ld-mips-elf/got-vers-1.dd,
ld-mips-elf/got-vers-1.sd, ld-mips-elf/got-vers-1.rd: New tests.
* ld-mips-elf/mips-elf.exp: Run them.
* elf32-mips.c (elf_backend_hide_symbol): Delete.
* elfn32-mips.c (elf_backend_hide_symbol): Likewise.
* elf64-mips.c (elf_backend_hide_symbol): Likewise.
* elfxx-mips.h (elf_backend_hide_symbol): Likewise.
* elfxx-mips.c (mips_elf_link_hash_entry): Remove "forced_local"
and add "needs_lazy_stub".
(mips_elf_link_hash_newfunc): Update accordingly.
(mips_elf_link_hash_table): Remove "computed_got_sizes" and
add "lazy_stub_count".
(_bfd_mips_elf_link_hash_table_create): Update accordingly.
(mips_elf_output_extsym): Use hd->needs_lazy_stub to detect
cases where a lazy stub is being used.
(mips_elf_sort_hash_table_f): Use h->root.forced_local instead
of h->forced_local.
(mips_elf_record_global_got_symbol): Use _bfd_elf_link_hash_hide_symbol
instead of _bfd_mips_elf_hide_symbol. Do not increment local_gotno
here.
(mips_elf_allocate_dynamic_relocations): Move before new first use.
(mips_elf_check_recreate_got, mips_elf_recreate_got): New functions.
(mips_elf_resolve_final_got_entries): Move earlier in file. Make at
most two passes over the hash table. Use mips_elf_check_recreate_got
to see if there are any indirect or warning entries and
mips_elf_recreate_got to create a new GOT without them.
Return a boolean success value.
(mips_elf_count_forced_local_got_entries): New function.
(mips_elf_make_got_per_bfd): Check h->root.forced_local instead of
h->forced_local.
(mips_elf_set_global_got_offset): Likewise.
(mips_elf_set_no_stub): Replace with...
(mips_elf_forbid_lazy_stubs): ...this new function.
(mips_elf_resolve_final_got_entry): Delete.
(mips_elf_multi_got): Fix formatting. Use mips_elf_forbid_lazy_stubs
instead of mips_elf_set_no_stub. Move the code that sets
global offsets and allocates dynamic relocations from the main
_bfd_mips_elf_size_dynamic_sections loop to here.
(_bfd_mips_elf_adjust_dynamic_symbol): Do not allocate room in
.MIPS.stubs here; just set hmips->needs_lazy_stub and increment
htab->lazy_stub_count.
(_bfd_mips_elf_always_size_sections): Move the stub-estimation
code to mips_elf_estimate_stub_size and the GOT-sizing code to
mips_elf_lay_out_got. Do not call these functions here.
(mips_elf_estimate_stub_size): New function, split
out from _bfd_mips_elf_always_size_sections. Call
mips_elf_resolve_final_got_entries earlier. Count the number
of forced-local entries. Do not add stub sizes to loadable_size;
after this patch, the stub sizes are already included in the main
estimate. Allocate dynamic relocations here rather than in the
main _bfd_mips_elf_size_dynamic_sections loop.
(mips_elf_estimate_stub_size): New function, split out from
_bfd_mips_elf_always_size_sections.
(mips_elf_allocate_lazy_stub): New function.
(mips_elf_lay_out_lazy_stubs): Likewise.
(_bfd_mips_elf_size_dynamic_sections): Call mips_elf_estimate_stub_size,
mips_elf_lay_out_got and mips_elf_lay_out_lazy_stubs. Do not handle
the allocation of sreldyn specially.
(_bfd_mips_elf_hide_symbol): Delete.
ld/testsuite/
* ld-mips-elf/tlsdyn-o32-2.got, ld-mips-elf/tlsdyn-o32-3.got,
ld-mips-elf/tlsdyn-o32-2.d, ld-mips-elf/tlsdyn-o32-3.d: Change the
GOT layout as follows:
BEFORE AFTER
+0x08 %call16(__tls_get_addr) %call16(__tls_get_addr)
+0x0c %tlsldm(tlsbin_ld) %gottprel(tlsvar_ie)
+0x10 " " %tlsgd(tlsvar_gd)
+0x14 %tlsgd(tlsvar_gd) " "
+0x18 " " %tlsgd(tlsbin_gd)
+0x1c %gottprel(tlsvar_ie) " "
+0x20 %tlsgd(tlsbin_gd) %tlsldm(tlsbin_ld)
+0x24 " " " "
+0x28 %gottprel(tlsbin_ie) %gottprel(tlsbin_ie)
* elfxx-mips.c (allocate_dynrelocs): Ignore indirect and warning
symbols.
ld/testsuite/
* ld-mips-elf/reloc-estimate-1.d, ld-mips-elf/reloc-estimate-1.ld,
ld-mips-elf/reloc-estimate-1a.s, ld-mips-elf/reloc-estimate-1b.s:
New test.
* ld-mips-elf/mips-elf.exp: Run it.
* elfxx-mips.c (mips_elf_link_hash_table): Add an "sstubs" field.
(_bfd_mips_elf_create_dynamic_sections): Use it to cache the stubs
section. Don't check whether the section already exists.
(_bfd_mips_elf_adjust_dynamic_symbol): Use htab->sstubs.
(_bfd_mips_elf_finish_dynamic_symbol): Likewise.
(_bfd_mips_elf_finish_dynamic_sections): Likewise.
(_bfd_mips_elf_size_dynamic_sections): Likewise. Don't add the
dummy stub to an empty section.
(_bfd_mips_elf_link_hash_table_create): Initialize the "sstubs" field.
ld/testsuite/
* ld-mips-elf/tls-hidden3.ld: Remove the unused .MIPS.stubs section.
Keep the text start address the same.
* ld-mips-elf/tls-multi-got-1.got: We have removed a .MIPS.stubs
section that contained only a 16-byte dummy stub. Subtract 16
from addresses to account for the change.
* ld-mips-elf/tls-multi-got-1.r: Likewise. Adjust MIPS_UNREFEXTNO
to account the removed section symbol.
* ld-mips-elf/tlsdyn-o32-1.d: We have deleted a .MIPS.stubs
section that contained only a 16-byte dummy stub. Remove it
from the disassembly.
* ld-mips-elf/tlsdyn-o32-2.d: Likewise.
* ld-mips-elf/tlsdyn-o32-3.d: Likewise.
* ld-mips-elf/tlsdyn-o32.d: Likewise.
* ld-mips-elf/relax-jalr-n32-shared.d: Likewise.
* ld-mips-elf/relax-jalr-n64-shared.d: Likewise.
* reloc.c (BFD_RELOC_MIPS16_GOT16, BFD_RELOC_MIPS16_CALL16): Declare.
* libbfd.h, bfd-in2.h: Regenerate.
* elf32-mips.c (elf_mips16_howto_table_rel): Fill in reserved
R_MIPS16_GOT16 and R_MIPS16_CALL16 entries.
(mips16_reloc_map): Add mappings.
* elf64-mips.c (mips16_elf64_howto_table_rel): Fill in reserved
R_MIPS16_GOT16 and R_MIPS16_CALL16 entries.
(mips16_elf64_howto_table_rela): Likewise.
(mips16_reloc_map): Add mappings.
* elfn32-mips.c (elf_mips16_howto_table_rel): Fill in reserved
R_MIPS16_GOT16 and R_MIPS16_CALL16 entries.
(elf_mips16_howto_table_rela): Likewise.
(mips16_reloc_map): Add mappings.
* elfxx-mips.c (mips_elf_create_shadow_symbol): New function.
(section_allows_mips16_refs_p): Likewise.
(mips16_stub_symndx): Likewise.
(mips_elf_check_mips16_stubs): Treat the data argument as a
bfd_link_info. Mark every dynamic symbol as needing MIPS16 stubs
and create a "shadow" symbol for the original MIPS16 definition.
(mips16_reloc_p, got16_reloc_p, call16_reloc_p, hi16_reloc_p)
(lo16_reloc_p, mips16_call_reloc_p): New functions.
(_bfd_mips16_elf_reloc_unshuffle): Use mips16_reloc_p to generalize
relocation checks.
(_bfd_mips16_elf_reloc_shuffle): Likewise.
(_bfd_mips_elf_lo16_reloc): Handle R_MIPS16_GOT16.
(mips_elf_got16_entry): Add comment.
(mips_elf_calculate_relocation): Use hi16_reloc_p,
lo16_reloc_p, mips16_call_reloc_p, call16_reloc_p and got16_reloc_p
to generalize relocation checks. Use section_allows_mips16_refs_p
instead of mips16_stub_section_p. Handle R_MIPS16_CALL16 and
R_MIPS16_GOT16, allowing the former to refer directly to a
MIPS16 function if its stub is not needed.
(mips16_stub_section_p): Delete.
(_bfd_mips_elf_symbol_processing): Convert odd-valued function
symbols into even MIPS16 symbols.
(mips_elf_add_lo16_rel_addend): Use mips16_reloc_p to generalize
a relocation check.
(_bfd_mips_elf_check_relocs): Calculate "bed" and "rel_end"
earlier in the function. Use mips16_stub_symndx to identify
the target function. Avoid out-of-bounds accesses when the
stub has no relocations; report an error instead. Use
section_allows_mips16_refs_p instead of mips16_stub_section_p.
Use mips16_call_reloc_p and got16_reloc_p to generalize relocation
checks. Handle R_MIPS16_CALL16 and R_MIPS16_GOT16. Don't create
dynamic relocations for absolute references to __gnu_local_gp.
(_bfd_mips_elf_always_size_sections): Pass a bfd_link_info as
the argument to mips_elf_check_mips16_stubs. Generalize comment.
(_bfd_mips_elf_relocate_section): Use hi16_reloc_p and got16_reloc_p
to generalize relocation checks.
(_bfd_mips_elf_finish_dynamic_symbol): If a dynamic MIPS16 function
symbol has a non-MIPS16 stub, redirect the symbol to the stub.
Fix an overly long line. Don't give dynamic symbols type STO_MIPS16.
(_bfd_mips_elf_gc_sweep_hook): Handle R_MIPS16_CALL16 and
R_MIPS16_GOT16.
gas/
* config/tc-mips.c (mips16_reloc_p, got16_reloc_p, hi16_reloc_p)
(lo16_reloc_p): New functions.
(reloc_needs_lo_p): Use hi16_reloc_p and got16_reloc_p to
generalize relocation checks.
(matching_lo_reloc): New function.
(fixup_has_matching_lo_p): Use it.
(mips16_mark_labels): Don't clobber a symbol's visibility.
(append_insn): Use hi16_reloc_p and lo16_reloc_p.
(mips16_ip): Handle BFD_RELOC_MIPS16_GOT16 and BFD_RELOC_MIPS16_CALL16.
(md_apply_fix): Likewise.
(mips16_percent_op): Add %got and %call16.
(mips_frob_file): Use got16_reloc_p to generalize relocation checks.
Use matching_lo_reloc.
(mips_force_relocation): Use hi16_reloc_p and lo16_reloc_p to
generalize relocation checks.
(mips_fix_adjustable): Use lo16_reloc_p to generalize relocation
checks.
gas/testsuite/
* gas/mips/elf-rel8-mips16.d, gas/mips/elf-rel8-mips16.s,
* gas/mips/elf-rel9-mips16.d, gas/mips/elf-rel9-mips16.s,
* gas/mips/elf-rel13-mips16.d, gas/mips/elf-rel13-mips16.s: New tests.
* gas/mips/mips.exp: Run them.
ld/testsuite/
* ld-mips-elf/mips16-local-stubs-1.d: Remove stub_for_h3,
which was only referenced by the .pdr section, and was not
actually needed by code.
* ld-mips-elf/mips16-intermix.d: Remove unused static function stubs.
* ld-mips-elf/mips16-pic-1a.s,
ld-mips-elf/mips16-pic-1b.s,
ld-mips-elf/mips16-pic-1-dummy.s,
ld-mips-elf/mips16-pic-1.dd,
ld-mips-elf/mips16-pic-1.gd,
ld-mips-elf/mips16-pic-1.inc,
ld-mips-elf/mips16-pic-1.ld,
ld-mips-elf/mips16-pic-2a.s,
ld-mips-elf/mips16-pic-2b.s,
ld-mips-elf/mips16-pic-2.ad,
ld-mips-elf/mips16-pic-2.dd,
ld-mips-elf/mips16-pic-2.gd,
ld-mips-elf/mips16-pic-2.nd,
ld-mips-elf/mips16-pic-2.rd: New tests.
* ld-mips-elf/mips-elf.exp: Run them.
sections to segments.
* ld-elf/sec-to-seg1.s: Test source file.
* ld-elf/sec-to-seg2.s: Test source file.
* ld-elf/sec-to-seg-script-same-page.t: Test linker script.
* ld-elf/sec-to-seg-script-adjoining-pages.t: Test linker script.
* ld-elf/sec-to-seg-script-disjoint-pages.t: Test linker script.
* elf32-i386.c (struct elf_i386_link_hash_table): Added field
tls_module_base.
(elf_i386_link_hash_table_create): Initialize it.
(elf_i386_always_size_sections): Set it.
(set_tls_module_base): New.
(elf_i386_relocate_sections): Call it.
* elf64-x86-64.c (struct elf64_x86_64_link_hash_table): Added
field tls_module_base.
(elf64_x86_64_link_hash_table_create): Initialize it.
(elf64_x86_64_always_size_sections): Set it.
(set_tls_module_base): New.
(elf64_x86_64_relocate_sections): Call it.
Reported by Cary Coutant <ccoutant@google.com>
ld/testsuite/ChangeLog:
* ld-i386/tlsbindesc.dd: Adjust incorrect expectations for LD to
LE relaxation.
* ld-x86-64/tlsbindesc.dd: Likewise.
* ld-i386/tlsbindesc.rd: Adjust address of _TLS_MODULE_BASE_.
* ld-x86-64/tlsbindesc.rd: Likewise.
Reported by Cary Coutant <ccoutant@google.com>
explicitly requested by the rest of the linker script.
* ld-scripts/include-1.d: Expect test to fail for AIX ports.
Do not assume that the .text section will be marked readonly.
* ld-scripts/include.s: Replace .section directives with just
.text or .data.
* bfd-in.h (bfd_elf32_arm_set_target_relocs): Add new parameter.
* bfd-in2.h: Regenerate.
* elf32-arm.c (struct elf_arm_obj_tdata): Add field
no_wchar_size_warning.
(bfd_elf32_arm_set_target_relocs): Add new parameter
no_wchar_warn.
(elf32_arm_merge_eabi_attributes): Give a warning, not an error,
for conflicting wchar_t attributes. Do not warn if
--no-wchar-size-warning. Make diagnostic text more specific.
ld:
* ld.texinfo (--no-wchar-size-warning): Document new ARM option.
* emultempl/armelf.em (no_wchar_size_warning): New.
(arm_elf_create_output_section_statements): Pass
no_wchar_size_warning to arm_elf_create_output_section_statements.
(OPTION_NO_WCHAR_SIZE_WARNING): New.
(PARSE_AND_LIST_LONGOPTS): Add no-wchar-size-warning.
(PARSE_AND_LIST_OPTIONS): List --no-wchar-size-warning.
(PARSE_AND_LIST_ARGS_CASES): Handle --no-wchar-size-warning.
ld/testsuite:
* ld-arm/attr-merge-wchar-0.s,ld-arm/attr-merge-wchar-2.s,
ld-arm/attr-merge-wchar-4.s, ld-arm/attr-merge-wchar-00-nowarn.d,
ld-arm/attr-merge-wchar-00.d, ld-arm/attr-merge-wchar-02-nowarn.d,
ld-arm/attr-merge-wchar-02.d, ld-arm/attr-merge-wchar-04-nowarn.d,
ld-arm/attr-merge-wchar-04.d, ld-arm/attr-merge-wchar-20-nowarn.d,
ld-arm/attr-merge-wchar-20.d, ld-arm/attr-merge-wchar-22-nowarn.d,
ld-arm/attr-merge-wchar-22.d, ld-arm/attr-merge-wchar-24-nowarn.d,
ld-arm/attr-merge-wchar-24.d, ld-arm/attr-merge-wchar-40-nowarn.d,
ld-arm/attr-merge-wchar-40.d, ld-arm/attr-merge-wchar-42-nowarn.d,
ld-arm/attr-merge-wchar-42.d, ld-arm/attr-merge-wchar-44-nowarn.d,
ld-arm/attr-merge-wchar-44.d: New.
* ld-arm/arm-elf.exp: Run new tests.
* elfxx-mips.c (mips_elf_calculate_relocation): Calculate GP and GP0
for all relocation types. Allow any type of relocation to refer to
__gnu_local_gp.
ld/testsuite/
* ld-mips-elf/no-shared-1-o32.s,
ld-mips-elf/no-shared-1-o32.d,
ld-mips-elf/no-shared-1-n32.d,
ld-mips-elf/no-shared-1-n64.s,
ld-mips-elf/no-shared-1-n64.d,
ld-mips-elf/no-shared-1.ld: New tests.
* ld-mips-elf/mips-elf.exp: Run them.
statement has an update_dot_tree expression, apply it to
print_dot.
(print_input_section): Do not update print_dot if it would move
print_dot backwards.
(lang_do_assignments_1): If the output section statement has an
update_dot_tree expression apply it to dot.
* ld-scripts/overlay-size.t (end_of_bss_overlays): Define.
(end_of_text_overlays): Define.
(end_of_data_overlays): Define.
* ld-scripts/overlay-size-map.d: Add expected values for
end_of_bss_overlays, end_of_text_overlays and
end_of_data_overlays.
* testsuite/ld-elfcomm/elfcomm.exp (test_sort_common): Test the
ascending/descending argument to the --sort-common command line
option.
* testsuite/ld-elfcomm/sort-common.s: New file.
* ld.h (enum sort_order): New.
* ldlang.c (lang_check: Fix comment.
(lang_common): Sort commons in ascending or descending order.
(lang_one_common): Likewise.
* lexsup.c (ld_options): Have --sort-common take an option
argument.
(parse_args): Handle argument to --sort-common.
* ld.texinfo (--sort-common): Document new optional argument.
* NEWS: Mention new feature.
* ld-arm/arm-elf.exp: Skip farcalls tests for non-ARM-EABI
targets.
* ld-arm/thumb2-bl-as-thumb1-bad-noeabi.d: New file.
* ld-arm/thumb2-bl-bad-noeabi.d: Likewise.
ld/
* ld.texinfo: State that farcalls stubs are supported for ARM-EABI
only.
bfd/
* elf32-m68k.c (struct elf_m68k_link_hash_entry: got_entry_key,
glist): New fields.
(struct elf_m68k_got_entry_key, struct elf_m68k_got_entry,
struct elf_m68k_got, struct elf_m68k_bfd2got_entry,
struct elf_m68k_multi_got): New data structures.
(struct elf_m68k_link_hash_table: local_gp_p, use_neg_got_offsets_p,
allow_multigot_p, multi_got_): New fields.
(elf_m68k_multi_got): New macro.
(elf_m68k_link_hash_newfunc): Initialize new fields of
struct elf_m68k_link_hash_entry.
(elf_m68k_link_hash_table_create): Initialize new fields of
struct elf_m68k_link_hash_table.
(elf_m68k_link_hash_table_free): New static function implementing hook.
(elf_m68k_init_got, elf_m68k_clear_got, elf_m68k_create_empty_got): New
static functions for struct elf_m68k_got.
(elf_m68k_init_got_entry_key, elf_m68k_got_entry_hash,
elf_m68k_got_entry_eq): New static functions for
struct elf_m68k_got_entry.
(ELF_M68K_REL_8O_MAX_N_ENTRIES_IN_GOT,
ELF_M68K_REL_8O_16O_MAX_N_ENTRIES_IN_GOT): New macros.
(enum elf_m68k_get_entry_howto): New enum.
(elf_m68k_get_got_entry, elf_m68k_update_got_entry_type,
elf_m68k_remove_got_entry_type): New static functions for
struct elf_m68k_got_entry.
(elf_m68k_add_entry_to_got): New static function.
(elf_m68k_bfd2got_entry_hash, elf_m68k_bfd2got_entry_eq,
elf_m68k_bfd2got_entry_del, elf_m68k_get_bfd2got_entry): New static
functions for struct elf_m68k_bfd2got_entry.
(struct elf_m68k_can_merge_gots_arg, elf_m68k_can_merge_gots_1,
elf_m68k_can_merge_gots): New traversal.
(struct elf_m68k_merge_gots_arg, elf_m68k_merge_gots_1,
elf_m68k_merge_gots): Ditto.
(struct elf_m68k_finalize_got_offsets_arg,
elf_m68k_finalize_got_offsets_1, elf_m68k_finalize_got_offsets): Ditto.
(struct elf_m68k_partition_multi_got_arg,
elf_m68k_partition_multi_got_1, elf_m68k_init_symndx2h_1,
elf_m68k_partition_multi_got): Ditto.
(elf_m68k_find_got_entry_ptr, elf_m68k_remove_got_entry): New static
functions.
(elf_m68k_copy_indirect_symbol): New static function implementing
a hook.
(elf_m68k_check_relocs): Update to add entries to multi-GOT.
(elf_m68k_gc_sweep_hook): Update to remove entries from multi-GOT.
(elf_m68k_always_size_sections): Assign BFDs to GOTs.
(elf_m68k_relocate_section): Update to properly handle GOT relocations.
(elf_m68k_finish_dynamic_symbol): Update to traverse all GOT entries
of a global symbol.
(bfd_elf_m68k_set_target_options): New function.
(bfd_elf32_bfd_link_hash_table_free): Define hook.
(bfd_elf32_bfd_final_link): Change expansion to bfd_elf_final_link
to skip generic calculation of GOT offsets.
(elf_backend_copy_indirect_symbol): Define hook.
* bfd-in.h (bfd_elf_m68k_set_target_options): Declare function.
* bfd-in2.h: Regenerate.
ld/
* configure.in (--enable-got): New option. Handle it.
* configure: Regenerate.
* config.in: Regenerate.
* emultempl/m68kelf.em: (got_handling_target_default): New shell
variable.
(GOT_HANDLING_TARGET_DEFAULT): New macro.
(GOT_HANDLING_DEFAULT): New macro. Initialize it from configure
option if one was given.
(got_handling): New static variable.
(elf_m68k_create_output_section_statements): New static function
implementing hook.
(PARSE_AND_LIST_PROLOGUE): Define shell variable.
(OPTION_GOT): New macro.
(PARSE_AND_LIST_LONGOPTS): Define shell variable. Specify
--got option.
(got): New linker option.
(PARSE_AND_LIST_OPTIONS): Define shell variable. Print help string
for --got option.
(PARSE_AND_LIST_ARGS_CASES): Define shell variable. Handle --got
option.
* ld.texinfo: Document --got=<type> option.
* gen-doc.texi: Add M68K.
* NEWS: Mention the new feature.
ld/testsuite/
* ld-m68k/got-12.s: New file.
* ld-m68k/got-13.s: New file.
* ld-m68k/got-14.s: New file.
* ld-m68k/got-15.s: New file.
* ld-m68k/got-34.s: New file.
* ld-m68k/got-35.s: New file.
* ld-m68k/got-single-12-ok.d: New dump test.
* ld-m68k/got-single-13-er.d: New dump test.
* ld-m68k/got-negative-14-ok.d: New dump test.
* ld-m68k/got-negative-15-er.d: New dump test.
* ld-m68k/got-negative-12-13-14-34-ok.d: New dump test.
* ld-m68k/got-negative-12-13-14-35-er.d: New dump test.
* ld-m68k/got-multigot-14-ok.d: New dump test.
* ld-m68k/got-multigot-15-er.d: New dump test.
* ld-m68k/got-multigot-12-13-14-34-35-ok.d: New dump test.
* ld-m68k/xgot-15.s: New source.
* ld-m68k/got-xgot-15-ok.d: New test.
* ld-m68k/got-xgot-12-13-14-15-34-35-ok.d: New test.
* ld-m68k/m68k.exp: Run new tests.
* elf32-spu.c (spu_elf_special_sections): Add "._ea".
(spu_elf_relocate_section): Handle relocations against symbols
defined in ._ea specially.
binutils/
* embedspu.sh: Take note of R_SPU_PPU32/64 relocs without a symbol,
and if present, put image in ".data.speelf". Put program handle
in ".data.spehandle".
ld/emulparams/
* elf32_spu.sh (OTHER_SECTIONS): Add "._ea".
* elf32ppc.sh: If building with spu support, put ".data.spehandle"
sections at the start of ".data" and provide a symbol to locate
the directory of embedded spe programs.
ld/testsuite/
* ld-spu/ear.s: Align various sections.
* ld-spu/embed.rd: Update.
(_bfd_elf_canonicalize_dynamic_reloc): Find dynamic relocations
even if they are not loaded.
* elflink.c (_bfd_elf_init_2_index_sections): Set data_index_section
first.
* ld-arm/symbian-seg1.s, ld-arm/symbian-seg1.d: New files.
* ld-arm/arm-elf.exp: Run symbian-seg1.
* elfxx-mips.c (_bfd_mips_vxworks_adjust_dynamic_symbol): Don't
set the value of undefined symbols in shared objects.
(_bfd_mips_vxworks_finish_dynamic_symbol): Clear value for
undefined symbols unless pointer equality is needed.
ld/testsuite/
* ld-vxworks/plt-mips1.s: New.
* ld-vxworks/plt-mips1.d: New.
* elfxx-mips.c (MIPS_ELF_GNU_GOT1_MASK): New macro.
(_bfd_mips_elf_finish_dynamic_sections): Use it instead of 0x80000000.
ld/testsuite/
* ld-mips-elf/elf-rel-got-n64-linux.d: Expect bit 63 rather than
bit 31 of the second GOT entry to be set.
* ld-mips-elf/elf-rel-got-n64.d: Likewise.
* ld-mips-elf/elf-rel-xgot-n64-linux.d: Likewise.
* ld-mips-elf/elf-rel-xgot-n64.d: Likewise.
* ld-mips-elf/eh-frame1-n32.d: Expect a warning about .eh_frame_hdr.
Remove duplicate CIEs. Adjust relocation addresses and .eh_frame
offsets accordingly. Do not allow there to be any trailing
R_MIPS_NONE relocations.
* ld-mips-elf/eh-frame1-n64.d: Likewise.
* ld-mips-elf/eh-frame2-n32.d: Likewise.
* ld-mips-elf/eh-frame2-n64.d: Likewise.
bfd/
* elf32-arm.c (elf32_arm_howto_table_1): Fix bitmasks for MOVW and
MOVT relocations.
(elf32_arm_final_link_relocate): Fix off by one MOVW/MOVT sign
extension.
(elf32_arm_relocate_section): Handle MOVW and MOVT
relocations. Improve safety check for other weird relocations.
(elf32_arm_check_relocs): Only set h->needs_plt for branch/call
relocations.
gas/
* config/tc-arm.c (md_apply_fix): Use correct offset range.
ld/testsuite/
* ld-arm/arm-elf.exp (armelftests): Add movw-merge and arm-app-movw.
* ld-arm/arm-app-movw.s: New test.
* ld-arm/arm-app.r: Update expected output.
* ld-arm/movw-merge.d: New test.
* ld-arm/movw-merge.s: New test.
overlays where possible. Use a faster call stub, or optionally at
compile time, a more compact stub. Double size of _ovly_buf_table
so that low bit of _ovly_table.buf can be used as a "present" bit.
Reserve an extra _ovly_table entry for index zero.
2008-01-11 Tristan Gingold <gingold@adacore.com>
Eric Botcazou <ebotcazou@adacore.com>
* ldlang.c (lang_end): Warns if the entry point is not found when
--gc-sections.
Emit an error if no root is specified when --gc-sections -r.
* ld.texinfo (Options): Document that --gc-sections is compatible
with -r and -q.
* ldmain.c (main): Do not error out if -r and --gc-sections.
* scripttempl/elf.sc: Emit ENTRY command only if relocating.
ld/testsuite:
2008-01-11 Tristan Gingold <gingold@adacore.com>
* lib/ld-lib.exp (check_gc_sections_available): Now available on
VxWorks.
* ld-gc: New directory for testing --gc-sections.
* ld-gc/gc.c: New file.
* ld-gc/gc.exp: New file.
* ld-gc/noent.s: New file.
* ld-gc/noent.d: New file.
PR ld/5526
* elf-bfd.h (eh_cie_fde): Add u.cie.u.full_cie and u.cie.merged
fields. Rename u.cie.u.merged to u.cie.u.merged_with.
(eh_frame_sec_info): Add a cies field.
(eh_frame_hdr_info): Add a merge_cies field.
* elf-eh-frame.c (cie): Add a reloc_index member to the personality
union.
(_bfd_elf_begin_eh_frame_parsing): Set hdr_info->merge_cies instead
of hdr_info->cies.
(_bfd_elf_parse_eh_frame): Remove tmp_cie. Ccreate an array of
cie structures in all cases and use it instead of extended_cies.
If merging, store the cie array in sec_info->cies and point each
CIE's eh_fde_cie at the associated element. Do not try to
calculate the value of the personality routine here; record the
offset of the relocation instead. Do not merge CIEs here.
(_bfd_elf_end_eh_frame_parsing): Do not free hdr_info->cies here...
(_bfd_elf_discard_section_eh_frame_hdr): ...do it here instead.
(_bfd_elf_gc_mark_fdes): Mark the original (unmerged) CIE.
(find_merged_cie): New function.
(_bfd_elf_gc_mark_fdes): Use it. Free sec_info->cies.
ld/testsuite/
PR ld/5526
* ld-elf/eh6.s, ld-elf/eh6.d: New test.
2008-01-07 H.J. Lu <hongjiu.lu@intel.com>
PR ld/5522
* elflink.c (elf_link_input_bfd): Don't write out a section if
its output section is marked with SEC_NEVER_LOAD.
ld/testsuite/
2008-01-07 H.J. Lu <hongjiu.lu@intel.com>
PR ld/5522
* ld-elf/noload-3.d: New file.
* ld-elf/noload-3.s: Likewise.
* ld-elf/noload-3.t: Likewise.
* ld-mn10300/i143317.s: New test - checks linker relaxation when symbols
are in a merged section.
* ld-mn10300/i143317.d: Expected disassembly.
* ld-mn10300/i143317.t: Linker map.
* ld-mn10300/mn10300.exp (mn10300_tests): Add the i143317 test.
* ld-mn10300/i135409-5.s: New test case. Check for relaxation to a 16-bit backward jump instruction.
* ld-mn10300/i135409-5.t: Linker script for the new test.
* ld-mn10300/i135409-5.d: Expected disassembly of new test.
* ld-mn10300/mn10300.exp: Run the new test.
computing whether instructions can be relaxed.
* ld-mn10300/i135409-4.s: New test case. Check for relaxation to a 16-bit
jump instruction.
* ld-mn10300/i135409-4.t: Linker script for the new test.
* ld-mn10300/i135409-4.d: Expected disassembly of new test.
* ld-mn10300/mn10300.exp: Run the new test.
* lib/ld-lib.exp (check_gc_sections_available): New proc, based on the version in gcc/testsuite/lib/target-supports.exp.
* ld-elf/eld.exp: Use check_gc_sections_available.
2007-09-18 Richard Sandiford <richard@codesourcery.com>
* elfxx-mips.c (mips_got_page_range): New structure.
(mips_got_page_entry): Likewise.
(mips_got_info): Add page_gotno and got_page_entries fields.
(mips_elf_got_per_bfd_arg): Add max_pages field. Delete
primary_count and current_count fields.
(mips_got_page_entry_hash, mips_got_page_entry_eq): New functions.
(mips_elf_pages_for_range, mips_elf_record_got_page_entry): Likewise.
(mips_elf_get_got_for_bfd): New function, split out from
mips_elf_make_got_per_bfd. Initialize the page_gotno and
got_page_entries fields when creating a new GOT structure.
(mips_elf_make_got_pages_per_bfd): New function.
(mips_elf_merge_got_with): New function, split out from
mips_elf_make_got_per_bfd. Merge page entries as well as
non-page entries. Use the minimum of max_pages and the sum
of the page_gotnos to estimate the number of page entries.
(mips_elf_merge_gots): Use the minimum of max_pages and the
bfd's page_gotno to estimate the number of page entries.
Use the above functions.
(mips_elf_multi_got): Add page entries as well as non-page entries
to the individual per-bfd GOTs. Initialize got_per_bfd_arg.max_pages.
Initialize the page_gotno and got_page_entries fields when creating
a new primary GOT. Use the minimum of pages and page_gotno when
adding the number of pages entries to local_gotno.
(mips_elf_create_got_section): Initialize the page_gotno and
got_page_entries fields of the GOT structure.
(mips_elf_rel_relocation_p, mips_elf_read_rel_addend)
(mips_elf_add_lo16_rel_addend, mips_elf_get_section_contents): New
functions, split out from...
(_bfd_mips_elf_relocate_section): ...here.
(_bfd_mips_elf_check_relocs): Record GOT page entries too.
(_bfd_mips_relax_section): Use mips_elf_get_section_contents.
(_bfd_mips_elf_always_size_sections): Use the smaller of the
loadable_size- and page_gotno-derived estimates.
ld/testsuite/
2007-09-18 Richard Sandiford <richard@codesourcery.com>
Joseph Myers <joseph@codesourcery.com>
* ld-mips-elf/got-page-1.d, ld-mips-elf/got-page-1.s,
* ld-mips-elf/got-page-2.d, ld-mips-elf/got-page-2.s,
* ld-mips-elf/got-page-3.d, ld-mips-elf/got-page-3a.s,
* ld-mips-elf/got-page-3b.s, ld-mips-elf/got-page-3c.s,
* ld-mips-elf/got-page-1.ld: New tests.
* ld-mips-elf/mips-elf.exp: Run them.
* ld-mips-elf/multi-got-1.d, ld-mips-elf/multi-got-no-shared.d,
* ld-mips-elf/tls-hidden2-got.d, ld-mips-elf/tls-hidden2.d,
* ld-mips-elf/tls-hidden3.d, ld-mips-elf/tls-hidden3.got,
* ld-mips-elf/tls-hidden3.r, ld-mips-elf/tls-hidden4.got,
* ld-mips-elf/tls-hidden4.r, ld-mips-elf/tls-multi-got-1.d,
* ld-mips-elf/tls-multi-got-1.got, ld-mips-elf/tls-multi-got-1.r,
* ld-mips-elf/tlsbin-o32.d, ld-mips-elf/tlsbin-o32.got,
* ld-mips-elf/tlsdyn-o32-1.d, ld-mips-elf/tlsdyn-o32-1.got,
* ld-mips-elf/tlsdyn-o32-2.d, ld-mips-elf/tlsdyn-o32-2.got,
* ld-mips-elf/tlsdyn-o32-3.d, ld-mips-elf/tlsdyn-o32-3.got,
* ld-mips-elf/tlsdyn-o32.d, ld-mips-elf/tlsdyn-o32.got,
* ld-mips-elf/tlslib-o32-hidden.got, ld-mips-elf/tlslib-o32-ver.got,
* ld-mips-elf/tlslib-o32.d, ld-mips-elf/tlslib-o32.got: Update for
GOT allocation changes.
* config/tc-mn10300.h (TC_FORCE_RELOCATION): Call mn10300_force_relocation.
* elf-m10300.c (mn10300_elf_final_link_relocate): Prevent the accidental termination of DWARF location list entries.
(mn10300_elf_relax_delete_bytes): Stop deletion if an align reloc is encountered that is larger than or not a mutliple of the number of bytes being deleted.
When adjusting symbols, any symbols inside the region being deleted must be moved to the end of the region.
Move align relocs forward if there is room for them after the deletion of the region.
* reloc.c (BFD_RELOC_MN10300_ALIGN): Add.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
* elf-m10300.h: Handle R_MN10300_ALIGN relocs.
* mn10300_elf_relax_delete_bytes): Honour R_MN10300_ALIGN relocs.
Re-fix off by one error in comparisons.
* config/tc-mn10300.c (tc_gen_reloc): Fix test that decides when
sym_diff relocs should be generated.
(md_apply_fix): Skip R_MN10300_ALIGN relocs.
(mn10300_fix_adjustable): Do not adjust R_MN10300_ALIGN relocs.
(mn10300_handle_align): New function. Generate R_MN10300_ALIGN
relocs to record alignment requests.
* config/tc-mn10300.h (TC_FORCE_RELOCATION_SUB_SAME): Also force
R_MN10300_ALIGN relocs.
(HANDLE_ALIGN): Define. Call mn10300_handle_align.
* gas/all/gas.exp: Do not run diff1.s test for mn10300.
* ld-mn10300/mn10300.exp: Run new tests. Skip i126256 test if
a compiler is not available.
* ld-mn10300/i112045-3.s: New test.
* ld-mn10300/i112045-3.d: Expected disassembly.
* ld-mn10300/i135409.s: Rename to i135409-1.s.
* ld-mn10300/i135409.d: Rename to i135409-1.d
* ld-mn10300/i135409-2.s: New test.
* ld-mn10300/i135409-2.d: Expected symbol table.
* ld-mn10300/i36434.d: Adjust expected disassembly.
* ldlang.c (lang_check_section_addresses): Also report size of
overflow for any overflowed memory regions.
(os_region_check): Diagnose an overflowed region only once per
region. Do not reset region->current on overflow.
2007-10-17 Zack Weinberg <zack@codesourcery.com>
Daniel Jacobowitz <dan@codesourcery.com>
Mark Shinwell <shinwell@codesourcery.com>
Joseph Myers <joseph@codesourcery.com>
* ld-scripts/rgn-over.exp: New driver.
* ld-scripts/rgn-over.s: New file.
* ld-scripts/rgn-over1.d, ld-scripts/rgn-over1.t,
ld-scripts/rgn-over2.d, ld-scripts/rgn-over2.t,
ld-scripts/rgn-over3.d, ld-scripts/rgn-over3.t,
ld-scripts/rgn-over4.d, ld-scripts/rgn-over4.t,
ld-scripts/rgn-over5.d, ld-scripts/rgn-over5.t,
ld-scripts/rgn-over6.d, ld-scripts/rgn-over6.t,
ld-scripts/rgn-over7.d, ld-scripts/rgn-over7.t:
New test cases.
* ld-auto-import/auto-import.exp: Extend test to include running the application and checking for some output.
* ld-auto-import/client.c (struct TEST): Include a variable field with an offset.
(const_xyz): A const version of the xyz structure used to test the initialization of constant data.
add it to $flags when $ccexe matches *++*.
(run_ld_link_exec_tests): Pull in global CXXFLAGS and execute CXX
with CXXFLAGS when $lang matches c++.
(run_cc_link_tests): Likewise.
2007-09-02 H.J. Lu <hongjiu.lu@intel.com>
PR ld/4986
* dwarf2.c (new_line_sorts_after): Undo the last change.
(add_line_info): Only keep the last entry with the same address
and end sequence.
ld/testsuite/
2007-09-02 H.J. Lu <hongjiu.lu@intel.com>
PR ld/4986
* ld-ia64/line.exp: New.
* ld-ia64/undefined.s: Likewise.
* ld-x86-64/line.exp: Don't check CC.
2007-08-28 Mark Shinwell <shinwell@codesourcery.com>
Joseph Myers <joseph@codesourcery.com>
* elf32-arm.c (elf32_arm_compare_mapping): Compare first on vma,
then on type.
binutils/testsuite:
2007-08-28 Mark Shinwell <shinwell@codesourcery.com>
Joseph Myers <joseph@codesourcery.com>
* binutils-all/ar.exp (long_filenames): Delete temporary files on
the host.
* binutils-all/arm/objdump.exp: Only check "which $OBJDUMP" if
host is local.
* binutils-all/objcopy.exp: Use ${srecfile} to get the name of the
srec file to be passed to binutils_run.
(objcopy_test_readelf): Use remote_exec.
* binutils-all/readelf.exp (readelf_find_size): Use remote_exec.
(readelf_test): Likewise.
(readelf_wi_test): Likewise.
* lib/utils-lib.exp (run_dump_test): Only check "which $binary" if
host is local. Use remote_exec. Use $tempfile not
tmpdir/bintest.o.
gas:
2007-08-28 Mark Shinwell <shinwell@codesourcery.com>
Joseph Myers <joseph@codesourcery.com>
* as.c (main): Flush stderr before printing listings to ensure
consistent output order across platforms.
gas/testsuite:
2007-08-28 Mark Shinwell <shinwell@codesourcery.com>
Joseph Myers <joseph@codesourcery.com>
* lib/gas-defs.exp (gas_version): Use remote_* functions instead
of exec.
(gas_host_run): New.
(gas_run): Use gas_host_run.
(gas_start): Likewise.
(run_dump_test): Likewise.
(objdump): Use gas_host_run.
(objdump_start_no_subdir): Likewise.
* lib/gas-dg.exp (gas-dg-test): Use "remote_file host delete".
* lib/run: Remove.
* gas/macros/macros.exp: Download app4b.s to host.
* gas/i386/i386.exp (gas_64_check): Use gas_host_run.
(gas_32_check): Likewise.
* gas/maxq10/maxq10.exp (gas_64_check): Likewise
(gas_32_check): Likewise.
* gas/maxq20/maxq20.exp (gas_64_check): Likewise
(gas_32_check): Likewise.
* gas/sparc/sparc.exp (gas_64_check): Likewise.
* gas/cfi/cfi.exp: Likewise.
* gas/elf/elf.exp (run_list_test): Likewise. Use temporary file
for readelf output in place of pipe.
* gas/all/gas.exp: Download incbin.dat to host.
(do_comment): Allow \r\r\n.
ld:
2007-08-28 Mark Shinwell <shinwell@codesourcery.com>
Joseph Myers <joseph@codesourcery.com>
* ldlang.c (sort_sections_by_lma): Sort by internal id after lma
for stable sort.
ld/testsuite:
2007-08-28 Mark Shinwell <shinwell@codesourcery.com>
Joseph Myers <joseph@codesourcery.com>
* ld-elfcomm/elfcomm.exp: Use run_host_cmd. Only check "which
$CC" if host is local.
* ld-checks/checks.exp: Use run_host_cmd.
* ld-elf/exclude.exp: Likewise.
* ld-elf/elf.exp: Download merge.ld if host is remote.
* ld-elf/binutils.exp (binutils_test): Use remote_exec.
* ld-elf/tls_common.exp: Use run_host_cmd.
* lib/ld-lib.exp (ld_version): Only check "which $ld" if host is
local. Use remote_exec.
(run_host_cmd): New.
(run_host_cmd_yesno): New.
(default_ld_relocate): Use run_host_cmd_yesno.
(default_ld_link): Likewise.
(default_ld_simple_link): Use run_host_cmd.
(default_ld_compile): Only check "which $ccprog" if host is local.
Use remote_file and remote_exec.
(default_ld_assemble): Only check "which $as" if host is local.
Use run_host_cmd.
(default_ld_nm): Use remote_exec, remote_upload and remote_file.
(run_dump_test): Use remote_exec, remote_upload and remote_file.
Only check "which $binary" if host is local.
(run_ld_link_tests): Use remote_exec, remote_upload and
remote_file.
* ld-selective/selective.exp: Only check "which $CXX" if host is
local. Use remote_exec.
* ld-scripts/phdrs.exp: Only check "which $objdump" if host is
local. Use run_host_cmd.
* ld-scripts/phdrs2.exp: Likewise.
* ld-scripts/weak.exp: Likewise.
* ld-undefined/weak-undef.exp: Likewise.
* ld-scripts/crossref.exp: Only check "which $CC" if host is local.
Use run_host_cmd.
* ld-scripts/map-address.exp: Upload map_address.map if host is
remote.
* ld-srec/srec.exp (run_srec_tests): Use run_host_cmd. Only check
"which $CC" and "which $CXX" if host is local.
* ld-undefined/undefined.exp: Only check "which $CC" if host is
local. Use remote_file and run_host_cmd.
* config/default.exp: Use remote_exec to create tmpdir.
2007-08-23 H.J. Lu <hongjiu.lu@intel.com>
* elf32-i386.c: Include "bfd_stdint.h".
(elf_i386_rtype_to_howto): New function.
(elf_i386_info_to_howto_rel): Use it.
(x86_64_opcode16): New union type.
(elf_i386_check_tls_transition): New function.
(elf_i386_tls_transition): Updated to check transition and
issue an error if a transition isn't supported.
(elf_i386_check_relocs): Return FALSE if
elf_i386_tls_transition returns FALSE.
(elf_i386_gc_sweep_hook): Likewise.
(elf_i386_relocate_section): Likewise. Remove BFD_ASSERT
on TLS transitions.
* elf64-x86-64.c: Include "bfd_stdint.h".
(x86_64_opcode16): New union type.
(x86_64_opcode32): Likewise.
(elf64_x86_64_check_tls_transition): New function.
(elf64_x86_64_tls_transition): Updated to check transition and
issue an error if a transition isn't supported.
(elf64_x86_64_check_relocs): Return FALSE if
elf64_x86_64_tls_transition returns FALSE.
(elf64_x86_64_gc_sweep_hook): Likewise.
(elf64_x86_64_relocate_section): Likewise. Remove BFD_ASSERT
on TLS transitions.
ld/testsuite/
2007-08-23 H.J. Lu <hongjiu.lu@intel.com>
* ld-i386/tlsbinpic.s: Add a new GD -> IE test.
* ld-i386/tlsgd1.s: Add a new GD -> LE test.
* ld-i386/tlsbin.dd: Updated.
* ld-i386/tlsbin.rd: Likewise.
* ld-i386/tlsgd1.dd: Likewise.
