* bfd-in2.h: Add support for MIPS r5900
* config.bfd: Add support for Sony Playstation 2
* cpu-mips.c: Add support for MIPS r5900
* elfxx-mips.c: Add support for MIPS r5900 (extension of r4000)
* config/tc-mips.c: Add support for MIPS r5900
Add M_LQ_AB and M_SQ_AB to support large values for instructions lq and sq.
* config/tc-mips.c (can_swap_branch_p, get_append_method): Detect some conditional short loops to fix a bug on the r5900 by NOP in the branch delay slot.
* config/tc-mips.c (M_MUL): Support 3 operands in multu on r5900.
* config/tc-mips.c (M_TRUNCWS): Support trunc.w.s on r5900 in MIPS ISA I.
* config/tc-mips.c (s_mipsset): Force 32 bit floating point on r5900.
* configure.in: Detect CPU type when target string contains r5900 (e.g. mips64r5900el-linux-gnu).
* config/tc-mips.c (mips_ip): Check parameter range of instructions mfps and mtps on r5900.
* elf/mips.h: Add MIPS machine variant number for r5900 which is compatible with old Playstation 2 software.
* opcode/mips.h: Add support for r5900 instructions including lq and sq.
* configure.tgt: Support ELF files for Sony Playstation 2 (for ps2dev and ps2sdk).
* emulparams/elf32lr5900n32.sh: Create linker script for Sony Playstation 2 ELF files using MIPS ABI n32.
* emulparams/elf32lr5900.sh: Create linker script for Sony Playstation 2 ELF files using MIPS ABI o32.
* Makefile.am: Add linker scripts for Sony Playstation 2 ELF files.
* opcodes/mips-dis.c: Add names for CP0 registers of r5900.
* opcodes/mips-opc.c: Add M_SQ_AB and M_LQ_AB to support larger range for instructions sq and lq.
* opcodes/mips-opc.c: Add support for MIPS r5900 CPU.
Add support for 128 bit MMI (Multimedia Instructions).
Add support for EE instructions (Emotion Engine).
Disable unsupported floating point instructions (64 bit and undefined compare operations).
Enable instructions of MIPS ISA IV which are supported by r5900.
Disable 64 bit co processor instructions.
Disable 64 bit multiplication and division instructions.
Disable instructions for co-processor 2 and 3, because these are not supported (preparation for later VU0 support (Vector Unit)).
Disable cvt.w.s because this behaves like trunc.w.s and the correct execution can't be ensured on r5900.
Add trunc.w.s using the opcode encoding of cvt.w.s on r5900. This will confuse less developers and compilers.
bfd/
* bfd.c (bfd_find_nearest_line_discriminator): New macro.
* coff-rs6000.c: Init _bfd_find_nearest_line_discriminator.
* coff64-rs6000.c: Likewise.
* dwarf2.c (struct line_info): Add discriminator field.
(add_line_info): Fill in new discriminator field.
(decode_line_info): Record discriminator information instead
of ignoring it.
(lookup_address_in_line_info_table): Return discriminator field if
requested.
(comp_unit_find_nearest_line): Add discriminator argument.
(find_line): Likewise.
(_bfd_dwarf2_find_nearest_line): Likewise.
(_bfd_dwarf2_find_line): Likewise.
* elf-bfd.h (_bfd_elf_find_nearest_line_discriminator): New.
(_bfd_elf_find_line_discriminator): Likewise.
(_bfd_generic_find_nearest_line_discriminator): Likewise. Defined.
* elf.c (_bfd_elf_find_nearest_line): Change to a wrapper
that invokes _bfd_elf_find_nearest_line_discriminator with correct
arguments.
(_bfd_elf_find_nearest_line_discriminator): New.
(_bfd_elf_find_line): Change to a wrapper
that invokes _bfd_elf_find_line_discriminator with correct
arguments.
(_bfd_elf_find_line_discriminator): New.
* coffgen.c (coff_find_nearest_line_with_names): Handle
new discriminator argument.
* elf32-arm.c (elf32_arm_find_nearest_line): Likewise.
* elf64-alpha.c (elf64_alpha_find_nearest_line): Likewise.
* elfxx-mips.c (_bfd_mips_elf_find_nearest_line): Likewise.
* mach-o.c (bfd_mach_o_find_nearest_line): Likewise.
* libbfd-in.h (_bfd_dwarf2_find_nearest_line): Add discriminator
argument.
(_bfd_dwarf2_find_line): Likewise.
(_bfd_generic_find_nearest_line_discriminator): New.
* libbfd.c (_bfd_generic_find_nearest_line_discriminator): New.
* bfd-in2.h: Regenerated.
* libbfd.h: Likewise.
* targets.c (BFD_JUMP_TABLE_SYMBOLS): Initialize
_bfd_find_nearest_line_discriminator with
_bfd_generic_find_nearest_line_discriminator.
(bfd_target): Add _bfd_find_nearest_line_discriminator.
binutils/
* addr2line.c (find_address_in_section): Invoke
bfd_find_nearest_line_discriminator to get the discriminator.
(find_offset_in_section): Likewise.
(translate_addresses): Print discriminator if it is non-zero.
* objdump.c (show_line): Invoke
bfd_find_nearest_line_discriminator to get the discriminator,
and keep track of prev_discriminator. Print discriminator
if it is non-zero.
(disassemble_data): Initialize prev_discriminator.
(dump_reloc_set): Invoke bfd_find_nearest_line_discriminator
to get the discriminator, and keep track of last_discriminator.
Print discriminator if it is non-zero.
* elf64-s390.c: Include elf-s390-common.c.
(R_390_IRELATIVE): New reloc.
(elf_s390_reloc_type_lookup): Support R_390_IRELATIVE.
(RELA_ENTRY_SIZE): New macro.
(elf_s390_link_hash_entry): New fields ifunc_resolver_address and
*ifunc_resolver_section.
(struct plt_entry): New struct.
(struct elf_s390_obj_tdata): New field local_plt.
(elf_s390_local_plt): New macro.
(struct elf_s390_link_hash_table): New field irelifunc.
(ELF64): New macro.
(link_hash_newfunc): Initialize new fields.
(elf_s390_check_relocs): Handle IFUNC symbols.
(elf_s390_adjust_dynamic_symbol): Don't do anything for IFUNC
symbols.
(allocate_dynrelocs): Call s390_elf_allocate_ifunc_dyn_relocs for
IFUNC symbols.
(elf_s390_size_dynamic_sections): Handle IFUNC symbols.
(elf_s390_relocate_section): Likewise.
(elf_s390_finish_dynamic_symbol): Likewise.
(elf_s390_finish_dynamic_sections): Handle local IFUNC symbols.
(elf_s390_finish_ifunc_symbol): New function.
(elf_s390_gc_sweep_hook): Handle local plt entries.
(elf_backend_add_symbol_hook): Define.
* elf32-s390.c: See elf64-s390.c changes.
* elf-s390-common.c: New file.
* bfd-in2.h (BFD_RELOC_390_IRELATIVE): New enum field.
* libbfd.h (BFD_RELOC_390_IRELATIVE): New entry for
BFD_RELOC_390_IRELATIVE.
* reloc.c (BFD_RELOC_390_IRELATIVE): Document new relocation.
2012-07-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* elf/s390.h (START_RELOC_NUMBERS): Define R_390_IRELATIVE reloc.
2012-07-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* emulparams/elf_s390.sh (IREL_IN_PLT): Define.
* emulparams/elf64_s390.sh (IREL_IN_PLT): Define.
* bfd-in.h (bfd_elf_bfd_from_remote_memory): Make LEN argument
of target_read_memory as bfd_size_type.
* bfd-in2.h: Regenerate.
* elf-bfd.h (elf_backend_bfd_from_remote_memory): Make LEN
argument of target_read_memory as bfd_size_type.
(_bfd_elf32_bfd_from_remote_memory): Likewise.
(_bfd_elf64_bfd_from_remote_memory): Likewise.
* elf.c (bfd_elf_bfd_from_remote_memory): Likewise.
* elfcode.h (NAME(_bfd_elf,bfd_from_remote_memory)): Likewise.
gdb/
* symfile-mem.c: 3 new gdb_static_assert for target_read_memory_bfd
parameters.
(target_read_memory_bfd): New function.
(symbol_file_add_from_memory): Use it.
* bfd-in.h (bfd_elf_bfd_from_remote_memory): Make LEN argument
of target_read_memory as size_t.
* bfd-in2.h: Regenerate.
* elf-bfd.h (elf_backend_bfd_from_remote_memory): Make LEN
argument of target_read_memory as size_t.
(_bfd_elf32_bfd_from_remote_memory): Likewise.
(_bfd_elf64_bfd_from_remote_memory): Likewise.
* elf.c (bfd_elf_bfd_from_remote_memory): Likewise.
* elfcode.h (NAME(_bfd_elf,bfd_from_remote_memory)): Likewise.
gdb/
* target.c (target_read_memory): Make LEN argument as size_t.
* target.h (target_read_memory): Likewise.
bfd_get_section_lma, bfd_get_section_alignment,
bfd_get_section_flags, bfd_get_section_userdata): Rewrite macros
in order to use the `bfd' argument.
* bfd-in2.h: Regenerate.
* elf-vxworks.c (elf_vxworks_finish_dynamic_entry): Pass proper `bfd'
as the first argument for `bfd_get_section_alignment'.
* elf32-arm.c (create_ifunc_sections): Likewise, for
`bfd_set_section_alignment'.
* elf32-m32r.c (m32r_elf_relocate_section): Likewise, for
`bfd_get_section_name'.
* elf32-microblaze.c (microblaze_elf_relocate_section): Likewise.
* elf32-ppc.c (ppc_elf_size_dynamic_sections): Likewise.
(ppc_elf_relocate_section): Likewise.
* elf64-mmix.c (mmix_final_link_relocate): Likewise, for
`bfd_get_section_vma'.
* elf64-ppc.c (create_linkage_sections): Likewise, for
`bfd_set_section_alignment'.
* emultempl/m68hc1xelf.em (hook_in_stub): Pass proper `bfd'
as the first argument for `bfd_get_section_name'.
* config/tc-alpha.c (maybe_set_gp): Pass proper `bfd'
as the first argument for `bfd_get_section_vma'.
* reloc.c: Add new ENUM for BFD_RELOC_AVR_8_LO,
BFD_RELOC_AVR_8_HI, BFD_RELOC_AVR_8_HHI.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenrate.
* elf32-avr.c (elf_avr_howto_table): Add entries for
R_AVR_8_LO8, R_AVR_8_HI8, R_AVR_8_HHI8.
(avr_reloc_map): Add RELOC mappings for R_AVR_8_LO8, R_AVR_8_HI8,
R_AVR_8_HHI8.
* config/tc-avr.c (exp_mod_pm): Remove variable.
(exp_mod_data_t): New typedef.
(pexp_mod_data, exp_mod_data): New variables.
(avr_parse_cons_expression): Scan through exp_mod_data[] to find
data expression modifiers "pm", "gs", "lo8", hi8", "hhi8", "hh8"
and set pexp_mod_data accordingly to be used in avr_cons_fix_new.
(avr_cons_fix_new): Handle new data expression modifiers shipped
in pexp_mod_data.
(md_apply_fix): Handle BFD_RELOC_AVR_8_LO, BFD_RELOC_AVR_8_HI,
BFD_RELOC_AVR_8_HHI.
* elf/avr.h (RELOC_NUMBERS): Add values for R_AVR_8_LO8,
R_AVR_8_HI8, R_AVR_8_HHI8.
* bfd.c (bfd_assert_handler_type): New API type.
(bfd_set_assert_handler, bfd_get_assert_handler): New API functions.
(_bfd_assert_handler): New variable.
(_bfd_default_assert_handler): New function.
(bfd_assert): Call _bfd_assert_handler, not _bfd_error_handler.
* libbfd-in.h (_bfd_assert_handler): Declare.
* libbfd.h, bfd-in2.h: Regenerate.
2011-12-08 Andrew Pinski <apinski@cavium.com>
Adam Nemet <anemet@caviumnetworks.com>
* archures.c (bfd_mach_mips_octeon2): New macro
* bfd-in2.h: Regenerate.
* cpu-mips.c (I_mipsocteon2): New enum value.
(arch_info_struct): Add bfd_mach_mips_octeon2.
* elfxx-mips.c (_bfd_elf_mips_mach): Support E_MIPS_MACH_OCTEON2.
(mips_set_isa_flags): Add bfd_mach_mips_octeon2.
(mips_mach_extensions): Add bfd_mach_mips_octeon2.
gas:
2011-12-08 Andrew Pinski <apinski@cavium.com>
Adam Nemet <anemet@caviumnetworks.com>
* tc-mips.c (CPU_IS_OCTEON): Add Octeon2.
(mips_cpu_info_table): Add Octeon2.
* doc/c-mips.texi: Document octeon2 as an acceptable value for -march=.
gas/testsuite:
2011-12-08 Andrew Pinski <apinski@cavium.com>
Adam Nemet <anemet@caviumnetworks.com>
* gas/mips/mips.exp: Add Octeon2 for an architecture.
Run octeon2 test.
* gas/mips/octeon2.d: New file.
* gas/mips/octeon2.s: New file.
include/opcode:
2011-12-08 Andrew Pinski <apinski@cavium.com>
Adam Nemet <anemet@caviumnetworks.com>
* mips.h (INSN_CHIP_MASK): Update according to INSN_OCTEON2.
(INSN_OCTEON2): New macro.
(CPU_OCTEON2): New macro.
(OPCODE_IS_MEMBER): Add Octeon2.
opcodes:
2011-12-08 Andrew Pinski <apinski@cavium.com>
Adam Nemet <anemet@caviumnetworks.com>
* mips-dis.c (mips_arch_choices): Add Octeon2.
For "octeon+", just include OcteonP for the insn.
* mips-opc.c (IOCT): Include Octeon2.
(IOCTP): Include Octeon2.
(IOCT2): New macro.
(mips_builtin_opcodes): Add "laa", "laad", "lac", "lacd", "lad",
"ladd", "lai", "laid", "las", "lasd", "law", "lawd".
Move "lbux", "ldx", "lhx", "lwx", and "lwux" up to where the standard
loads are, and add IOCT2 to them.
Add "lbx" and "lhux".
Add "qmac.00", "qmac.01", "qmac.02", "qmac.03", "qmacs.00",
"qmacs.01", "qmacs.01", "qmacs.02" and "qmacs.03".
Add "zcb" and "zcbt".
2011-11-29 Andrew Pinski <apinski@cavium.com>
* mips-dis.c (mips_arch_choices): Add Octeon+.
* mips-opc.c (IOCT): Include Octeon+.
(IOCTP): New macro.
(mips_builtin_opcodes): Add "saa" and "saad".
bfd/
2011-11-29 Andrew Pinski <apinski@cavium.com>
* archures.c (bfd_mach_mips_octeonp): New macro.
* bfd-in2.h: Regenerate.
* bfd/cpu-mips.c (I_mipsocteonp): New enum value.
(arch_info_struct): Add bfd_mach_mips_octeonp.
* elfxx-mips.c (mips_set_isa_flags): Add bfd_mach_mips_octeonp.
(mips_mach_extensions): Add bfd_mach_mips_octeonp.
include/opcodes/
2011-11-29 Andrew Pinski <apinski@cavium.com>
* mips.h (INSN_CHIP_MASK): Update according to INSN_OCTEONP.
(INSN_OCTEONP): New macro.
(CPU_OCTEONP): New macro.
(OPCODE_IS_MEMBER): Add Octeon+.
(M_SAA_AB, M_SAAD_AB, M_SAA_OB, M_SAAD_OB): New enum values.
gas/
2011-11-29 Andrew Pinski <apinski@cavium.com>
* config/tc-mips.c (CPU_IS_OCTEON): New macro function.
(CPU_HAS_SEQ): Change to use CPU_IS_OCTEON.
(NO_ISA_COP): Likewise.
(macro) <ld_st>: Add support when off0 is true.
Add support for M_SAA_AB, M_SAA_OB, M_SAAD_OB and M_SAAD_AB.
(mips_cpu_info_table): Add octeon+.
* doc/c-mips.texi: Document octeon+ as an acceptable value for -march=.
gas/testsuite/
2011-11-29 Andrew Pinski <apinski@cavium.com>
* gas/mips/mips.exp: Add octeon+ for an architecture.
Run octeon-saa-saad test.
(run_dump_test_arch): For Octeon architectures, also try octeon@.
* gas/mips/octeon-pref.d: Remove -march=octeon from command line.
* gas/mips/octeon.d: Likewise.
* gas/mips/octeon-saa-saad.d: New file.
* gas/mips/octeon-saa-saad.s: New file
* bfd/bfd-in2.h (bfd_elf32_arm_set_target_relocs): Likewise.
* bfd/elf32-arm.c (elf32_arm_link_hash_table): New field.
(elf232_arm_link_hash_table_create): Initialise new field.
(check_use_blx): Change test depending on fix_arm1176.
(bfd_elf32_arm_set_target_relocs): Set fix_arm1176 from
command line options.
* ld/emultempl/armelf.em (fix_arm1176): New variable.
(arm_elf_create_output_section_statements): Pass
fix_arm1176 option to bfd backend.
(OPTION_FIX_ARM1176): New define.
(OPTION_NO_FIX_ARM1176): Likewise.
(PARSE_AND_LIST_LONGOPTS): Add new command line options.
(PARSE_AND_LIST_OPTIONS): Likewise.
(PARSE_AND_LIST_ARGS_CASES): Likewise.
* ld/ld.texinfo: Document new command line options.
* ld/testsuite/ld-arm/arm-elf.exp (armelftests): Update for new command-line
options.
(armeabitests): Update for new command-line options, and add
new test cases.
* ld/testsuite/ld-arm/fix-arm1176.s: Add test case.
* ld/testsuite/ld-arm/fix-arm1176-off.d: Likewise.
* ld/testsuite/ld-arm/fix-arm1176-on.d: Likewise.
* hash.c (bfd_default_hash_table_size): Make it an unsigned long.
(bfd_hash_table_init_n): Overflow checking.
(bfd_hash_set_default_size): Return current size. Take unsigned long
arg. Add 65537 to hash_size primes.
* bfd-in.h (bfd_hash_set_default_size): Update prototype.
* bfd-in2.h: Regenerate.
gas/
* hash.c (set_gas_hash_table_size): Use bfd_hash_set_default_size.
(hash_new_sized): New function, split out from..
(hash_new): ..here.
ld/
* ld.h (ld_config_type <hash_table_size>): Make it an unsigned long.
* tic6x.h (R_C6000_JUMP_SPLOT, R_C6000_EHTYPE,
R_C6000_PCR_H16, R_C6000_PCR_L16): New relocs.
(SHN_TIC6X_SCOMMON): Define.
bfd/
* elf32-tic6x.h (struct elf32_tic6x_params): New.
(elf32_tic6x_setup): Declare.
* elf32-tic6x.c: Include <limits.h>.
(ELF_DYNAMIC_LINKER, DEFAULT_STACK_SIZE, PLT_ENTRY_SIZE): Define.
(struct elf32_tic6x_link_hash_table, struct elf32_link_hash_entry):
New structures.
(elf32_tic6x_link_hash_table, is_tic6x_elf): New macros.
(tic6x_elf_scom_section, tic6x_elf_scom_symbol,
tic6x_elf_scom_symbol_ptr): New static variables.
(elf32_tic6x_howto_table, elf32_tic6x_howto_table_rel,
elf32_tic6x_reloc_map): Add R_C6000_JUMP_SLOT, R_C6000_EHTYPE,
R_C6000_PCR_H16 and R_C6000_PCR_L16.
(elf32_tic6x_link_hash_newfunc, elf32_tic6x_link_hash_table_create,
elf32_tic6x_link_hash_table_free, elf32_tic6x_setup,
elf32_tic6x_using_dsbt, elf32_tic6x_install_rela,
elf32_tic6x_create_dynamic_sections, elf32_tic6x_make_got_dynreloc,
elf32_tic6x_finish_dynamic_symbol, elf32_tic6x_gc_sweep_hook,
elf32_tic6x_adjust_dynamic_symbol): New static functions.
(elf32_tic6x_relocate_section): For R_C6000_PCR_S21, convert branches
to weak symbols as required by the ABI.
Handle GOT and DSBT_INDEX relocs, and copy relocs to the output file
as needed when generating DSBT output.
(elf32_tic6x_check_relocs, elf32_tic6x_add_symbol_hook,
elf32_tic6x_symbol_processing, elf32_tic6x_section_from_bfd_section,
elf32_tic6x_allocate_dynrelocs, elf32_tic6x_size_dynamic_sections,
elf32_tic6x_always_size_sections, elf32_tic6x_modify_program_headers,
elf32_tic6x_finish_dynamic_sections, elf32_tic6x_plt_sym_val,
elf32_tic6x_copy_private_data, elf32_tic6x_link_omit_section_dynsym):
New static functions.
(ELF_MAXPAGESIZE): Define to 0x1000.
(bfd_elf32_bfd_copy_private_bfd_data,
bfd_elf32_bfd_link_hash_table_create,
bfd_elf32_bfd_link_hash_table_free, elf_backend_can_refcount,
elf_backend_want_got_plt, elf_backend_want_dynbss,
elf_backend_plt_readonly, elf_backend_got_header_size,
elf_backend_gc_sweep_hook, elf_backend_modify_program_headers,
elf_backend_create_dynamic_sections, elf_backend_adjust_dynamic_symbol,
elf_backend_check_relocs, elf_backend_add_symbol_hook,
elf_backend_symbol_processing, elf_backend_link_output_symbol_hook,
elf_backend_section_from_bfd_section,
elf_backend_finish_dynamic_symbol, elf_backend_always_size_sections,
elf32_tic6x_size_dynamic_sections, elf_backend_finish_dynamic_sections,
elf_backend_omit_section_dynsym, elf_backend_plt_sym_val): Define.
* bfd/reloc.c (BFD_RELOC_C6000_JUMP_SLOT, BFD_RELOC_C6000_EHTYPE,
BFD_RELOC_C6000_PCR_H16, BFD_RELOC_C6000_PCR_S16): Add.
* bfd/bfd-in2.h: Regenerate.
* bfd/libbfd.h: Regenerate.
* config.bfd: Accept tic6x-*-* instead of tic6x-*-elf.
gas/
* config/tc-tic6x.c (sbss_section, scom_section, scom_symbol): New
static variables.
(md_begin): Initialize them.
(s_tic6x_scomm): New static function.
(md_pseudo_table): Add "scomm".
(tc_gen_reloc): Really undo all adjustments made by
bfd_install_relocation.
* doc/c-tic6x.texi: Document the .scomm directive.
gas/testsuite/
* gas/tic6x/scomm-directive-1.s: New test.
* gas/tic6x/scomm-directive-1.d: New test.
* gas/tic6x/scomm-directive-2.s: New test.
* gas/tic6x/scomm-directive-2.d: New test.
* gas/tic6x/scomm-directive-3.s: New test.
* gas/tic6x/scomm-directive-3.d: New test.
* gas/tic6x/scomm-directive-4.s: New test.
* gas/tic6x/scomm-directive-4.d: New test.
* gas/tic6x/scomm-directive-5.s: New test.
* gas/tic6x/scomm-directive-5.d: New test.
* gas/tic6x/scomm-directive-6.s: New test.
* gas/tic6x/scomm-directive-6.d: New test.
* gas/tic6x/scomm-directive-7.s: New test.
* gas/tic6x/scomm-directive-7.d: New test.
* gas/tic6x/scomm-directive-8.s: New test.
* gas/tic6x/scomm-directive-8.d: New test.
ld/
* emulparams/elf32_tic6x_le.sh (BIG_OUTPUT_FORMAT, EXTRA_EM_FILE,
GENERATE_SHLIB_SCRIPT): New defines.
(TEXT_START_ADDR): Define differently depending on target.
(.got): Redefine to include "*(.dsbt)".
(SDATA_START_SYMBOLS): Remove, replace with
(OTHER_GOT_SYMBOLS): New.
(OTHER_BSS_SECTIONS): Define only for ELF targets.
* emultempl/tic6xdsbt.em: New file.
* gen-doc.texi: Set C6X.
* ld.texinfo: Likewise.
(Options specific to C6X uClinux targets): New section.
binutils/
* readelf.c (get_symbol_index_type): Handle SCOM for TIC6X.
(dump_relocations): Likewise.
binutils/testsuite/
* lib/binutils-common.exp (is_elf_format): Accept tic6x*-*-uclinux*.
ld/testsuite/
* ld-scripts/crossref.exp: Add CFLAGS for tic6x*-*-*.
* ld-elf/sec-to-seg.exp: Remove tic6x from list of targets defining
pagesize to 1.
* ld-tic6x/tic6x.exp: Add support for DSBT shared library/executable
linking tests.
* ld-tic6x/dsbt.ld: New linker script.
* ld-tic6x/dsbt-be.ld: New linker script.
* ld-tic6x/dsbt-overflow.ld: New linker script.
* ld-tic6x/dsbt-inrange.ld: New linker script.
* ld-tic6x/shlib-1.s: New test.
* ld-tic6x/shlib-2.s: New test.
* ld-tic6x/shlib-app-1r.s: New test.
* ld-tic6x/shlib-app-1.s: New test.
* ld-tic6x/shlib-1.sd: New test.
* ld-tic6x/shlib-1.dd: New test.
* ld-tic6x/shlib-app-1.rd: New test.
* ld-tic6x/shlib-app-1rb.rd: New test.
* ld-tic6x/shlib-app-1.sd: New test.
* ld-tic6x/static-app-1rb.od: New test.
* ld-tic6x/shlib-app-1.dd: New test.
* ld-tic6x/shlib-app-1rb.sd: New test.
* ld-tic6x/static-app-1b.od: New test.
* ld-tic6x/static-app-1r.od: New test.
* ld-tic6x/shlib-1rb.rd: New test.
* ld-tic6x/shlib-app-1rb.dd: New test.
* ld-tic6x/shlib-1rb.sd: New test.
* ld-tic6x/shlib-1rb.dd: New test.
* ld-tic6x/shlib-app-1b.od: New test.
* ld-tic6x/tic6x.exp: New test.
* ld-tic6x/static-app-1rb.rd: New test.
* ld-tic6x/shlib-app-1r.od: New test.
* ld-tic6x/static-app-1.od: New test.
* ld-tic6x/static-app-1b.rd: New test.
* ld-tic6x/static-app-1r.rd: New test.
* ld-tic6x/static-app-1rb.sd: New test.
* ld-tic6x/static-app-1b.sd: New test.
* ld-tic6x/static-app-1rb.dd: New test.
* ld-tic6x/static-app-1r.sd: New test.
* ld-tic6x/static-app-1b.dd: New test.
* ld-tic6x/shlib-1b.rd: New test.
* ld-tic6x/static-app-1r.dd: New test.
* ld-tic6x/shlib-app-1b.rd: New test.
* ld-tic6x/shlib-1r.rd: New test.
* ld-tic6x/shlib-app-1r.rd: New test.
* ld-tic6x/shlib-1b.sd: New test.
* ld-tic6x/static-app-1.rd: New test.
* ld-tic6x/shlib-app-1b.sd: New test.
* ld-tic6x/shlib-1r.sd: New test.
* ld-tic6x/shlib-1b.dd: New test.
* ld-tic6x/shlib-app-1r.sd: New test.
* ld-tic6x/shlib-app-1b.dd: New test.
* ld-tic6x/shlib-1r.dd: New test.
* ld-tic6x/static-app-1.sd: New test.
* ld-tic6x/shlib-app-1r.dd: New test.
* ld-tic6x/static-app-1.dd: New test.
* ld-tic6x/shlib-noindex.rd: New test.
* ld-tic6x/shlib-noindex.dd: New test.
* ld-tic6x/shlib-noindex.sd: New test.
* ld-tic6x/got-reloc-local-1.s: New test.
* ld-tic6x/got-reloc-local-2.s: New test.
* ld-tic6x/got-reloc-local-r.d: New test.
* ld-tic6x/got-reloc-global.s: New test.
* ld-tic6x/got-reloc-global-addend-1.d: New test.
* ld-tic6x/got-reloc-global-addend-1.s: New test.
* ld-tic6x/got-reloc-global-addend-2.d: New test.
* ld-tic6x/got-reloc-inrange.d: New test.
* ld-tic6x/got-reloc-overflow.d: New test.
* ld-tic6x/got-reloc-global-addend-2.s: New test.
* ld-tic6x/dsbt-index-error.d: New test.
* ld-tic6x/dsbt-index.d: New test.
* ld-tic6x/dsbt-index.s: New test.
* ld-tic6x/shlib-app-1.od: New test.
* ld-tic6x/shlib-app-1rb.od: New test.
* ld-tic6x/shlib-1.rd: New test.
* ld-tic6x/weak.d: New test.
* ld-tic6x/weak-be.d: New test.
* ld-tic6x/weak.s: New test.
* ld-tic6x/weak-data.d: New test.
* ld-tic6x/common.d: New test.
* ld-tic6x/common.ld: New test.
* ld-tic6x/common.s: New test.
* arm.h (R_ARM_IRELATIVE): New relocation.
bfd/
* reloc.c (BFD_RELOC_ARM_IRELATIVE): New relocation.
* bfd-in2.h: Regenerate.
* elf32-arm.c (elf32_arm_howto_table_2): Rename existing definition
to elf32_arm_howto_table_3 and replace with a single R_ARM_IRELATIVE
entry.
(elf32_arm_howto_from_type): Update accordingly.
(elf32_arm_reloc_map): Map BFD_RELOC_ARM_IRELATIVE to R_ARM_IRELATIVE.
(elf32_arm_reloc_name_lookup): Handle elf32_arm_howto_table_3.
(arm_plt_info): New structure, split out from elf32_arm_link_hash_entry
with an extra noncall_refcount field.
(arm_local_iplt_info): New structure.
(elf_arm_obj_tdata): Add local_iplt.
(elf32_arm_local_iplt): New accessor macro.
(elf32_arm_link_hash_entry): Replace plt_thumb_refcount,
plt_maybe_thumb_refcount and plt_got_offset with an arm_plt_info.
Change tls_type to a bitfield and add is_iplt.
(elf32_arm_link_hash_newfunc): Update accordingly.
(elf32_arm_allocate_local_sym_info): New function.
(elf32_arm_create_local_iplt): Likewise.
(elf32_arm_get_plt_info): Likewise.
(elf32_arm_plt_needs_thumb_stub_p): Likewise.
(elf32_arm_get_local_dynreloc_list): Likewise.
(create_ifunc_sections): Likewise.
(elf32_arm_copy_indirect_symbol): Update after the changes to
elf32_arm_link_hash_entry. Assert the is_iplt has not yet been set.
(arm_type_of_stub): Add an st_type argument. Use elf32_arm_get_plt_info
to get PLT information. Assert that all STT_GNU_IFUNC references
are turned into PLT references.
(arm_build_one_stub): Pass the symbol type to
elf32_arm_final_link_relocate.
(elf32_arm_size_stubs): Pass the symbol type to arm_type_of_stub.
(elf32_arm_allocate_irelocs): New function.
(elf32_arm_add_dynreloc): In static objects, use .rel.iplt for
all R_ARM_IRELATIVE.
(elf32_arm_allocate_plt_entry): New function.
(elf32_arm_populate_plt_entry): Likewise.
(elf32_arm_final_link_relocate): Add an st_type parameter.
Set srelgot to null for static objects. Use separate variables
to record which st_value and st_type should be used when generating
a dynamic relocation. Use elf32_arm_get_plt_info to find the
symbol's PLT information, setting has_iplt_entry, splt,
plt_offset and gotplt_offset accordingly. Check whether
STT_GNU_IFUNC symbols should resolve to an .iplt entry, and change
the relocation target accordingly. Broaden assert to include
.iplts. Don't set sreloc for static relocations. Assert that
we only generate dynamic R_ARM_RELATIVE relocations for R_ARM_ABS32
and R_ARM_ABS32_NOI. Generate R_ARM_IRELATIVE relocations instead
of R_ARM_RELATIVE relocations if the target is an STT_GNU_IFUNC
symbol. Pass the symbol type to arm_type_of_stub. Conditionally
resolve GOT references to the .igot.plt entry.
(elf32_arm_relocate_section): Update the call to
elf32_arm_final_link_relocate.
(elf32_arm_gc_sweep_hook): Use elf32_arm_get_plt_info to get PLT
information. Treat R_ARM_REL32 and R_ARM_REL32_NOI as call
relocations in shared libraries and relocatable executables.
Count non-call PLT references. Use elf32_arm_get_local_dynreloc_list
to get the list of dynamic relocations for a local symbol.
(elf32_arm_check_relocs): Always create ifunc sections. Set isym
at the same time as setting h. Use elf32_arm_allocate_local_sym_info
to allocate local symbol information. Treat R_ARM_REL32 and
R_ARM_REL32_NOI as call relocations in shared libraries and
relocatable executables. Record PLT information for local
STT_GNU_IFUNC functions as well as global functions. Count
non-call PLT references. Use elf32_arm_get_local_dynreloc_list
to get the list of dynamic relocations for a local symbol.
(elf32_arm_adjust_dynamic_symbol): Handle STT_GNU_IFUNC symbols.
Don't remove STT_GNU_IFUNC PLTs unless all references have been
removed. Update after the changes to elf32_arm_link_hash_entry.
(allocate_dynrelocs_for_symbol): Decide whether STT_GNU_IFUNC PLT
entries should live in .plt or .iplt. Check whether the .igot.plt
and .got entries can be combined. Use elf32_arm_allocate_plt_entry
to allocate .plt and .(i)got.plt entries. Detect which .got
entries will need R_ARM_IRELATIVE relocations and use
elf32_arm_allocate_irelocs to allocate them. Likewise other
non-.got dynamic relocations.
(elf32_arm_size_dynamic_sections): Allocate .iplt, .igot.plt
and dynamic relocations for local STT_GNU_IFUNC symbols.
Check whether the .igot.plt and .got entries can be combined.
Detect which .got entries will need R_ARM_IRELATIVE relocations
and use elf32_arm_allocate_irelocs to allocate them. Use stashed
section pointers intead of strcmp checks. Handle iplt and igotplt.
(elf32_arm_finish_dynamic_symbol): Use elf32_arm_populate_plt_entry
to fill in .plt, .got.plt and .rel(a).plt entries. Point
STT_GNU_IFUNC symbols at an .iplt entry if non-call relocations
resolve to it.
(elf32_arm_output_plt_map_1): New function, split out from
elf32_arm_output_plt_map. Handle .iplt entries. Use
elf32_arm_plt_needs_thumb_stub_p.
(elf32_arm_output_plt_map): Call it.
(elf32_arm_output_arch_local_syms): Add mapping symbols for
local .iplt entries.
(elf32_arm_swap_symbol_in): Handle Thumb STT_GNU_IFUNC symbols.
(elf32_arm_swap_symbol_out): Likewise.
(elf32_arm_add_symbol_hook): New function.
(elf_backend_add_symbol_hook): Define for all targets.
opcodes/
* arm-dis.c (get_sym_code_type): Treat STT_GNU_IFUNCs as code.
gas/
* config/tc-arm.c (md_pcrel_from_section): Use S_FORCE_RELOC to
determine whether a relocation is needed.
(md_apply_fix, arm_apply_sym_value): Likewise.
ld/testsuite/
* ld-arm/ifunc-1.s, ld-arm/ifunc-1.dd, ld-arm/ifunc-1.gd,
ld-arm/ifunc-1.rd, ld-arm/ifunc-2.s, ld-arm/ifunc-2.dd,
ld-arm/ifunc-2.gd, ld-arm/ifunc-2.rd, ld-arm/ifunc-3.s,
ld-arm/ifunc-3.dd, ld-arm/ifunc-3.gd, ld-arm/ifunc-3.rd,
ld-arm/ifunc-4.s, ld-arm/ifunc-4.dd, ld-arm/ifunc-4.gd,
ld-arm/ifunc-4.rd, ld-arm/ifunc-5.s, ld-arm/ifunc-5.dd,
ld-arm/ifunc-5.gd, ld-arm/ifunc-5.rd, ld-arm/ifunc-6.s,
ld-arm/ifunc-6.dd, ld-arm/ifunc-6.gd, ld-arm/ifunc-6.rd,
ld-arm/ifunc-7.s, ld-arm/ifunc-7.dd, ld-arm/ifunc-7.gd,
ld-arm/ifunc-7.rd, ld-arm/ifunc-8.s, ld-arm/ifunc-8.dd,
ld-arm/ifunc-8.gd, ld-arm/ifunc-8.rd, ld-arm/ifunc-9.s,
ld-arm/ifunc-9.dd, ld-arm/ifunc-9.gd, ld-arm/ifunc-9.rd,
ld-arm/ifunc-10.s, ld-arm/ifunc-10.dd, ld-arm/ifunc-10.gd,
ld-arm/ifunc-10.rd, ld-arm/ifunc-11.s, ld-arm/ifunc-11.dd,
ld-arm/ifunc-11.gd, ld-arm/ifunc-11.rd, ld-arm/ifunc-12.s,
ld-arm/ifunc-12.dd, ld-arm/ifunc-12.gd, ld-arm/ifunc-12.rd,
ld-arm/ifunc-13.s, ld-arm/ifunc-13.dd, ld-arm/ifunc-13.gd,
ld-arm/ifunc-13.rd, ld-arm/ifunc-14.s, ld-arm/ifunc-14.dd,
ld-arm/ifunc-14.gd, ld-arm/ifunc-14.rd, ld-arm/ifunc-15.s,
ld-arm/ifunc-15.dd, ld-arm/ifunc-15.gd, ld-arm/ifunc-15.rd,
ld-arm/ifunc-16.s, ld-arm/ifunc-16.dd, ld-arm/ifunc-16.gd,
ld-arm/ifunc-16.rd, ld-arm/ifunc-dynamic.ld,
ld-arm/ifunc-static.ld: New tests.
* ld-arm/farcall-group.d, ld-arm/farcall-group-size2.d,
ld-arm/farcall-mixed-lib-v4t.d, ld-arm/farcall-mixed-lib.d: Update
for new stub hashes.
* ld-arm/arm-elf.exp: Run them.
* libbfd.h: Regenerate.
* bfd-in2.h: Regenerate.
* elf32-rx.c: Add it to the list, corresponding to R_RX_OPneg.
* config/tc-rx.c (tc_gen_reloc): Emit an RX_OP_NEG expression
instead of an RH_NEG32 one.
(bfd_reserved_id_counter, bfd_use_reserved_id): New vars.
(_bfd_new_bfd): Use negative id when bfd_use_reserved_id.
(bfd_create): Doc fix.
* bfd-in2.h: Regenerate.
* gas/config/tc-arm.c (arm_ext_virt): New variable.
(arm_reg_type): Add REG_TYPE_RNB for banked registers.
(reg_entry): Allow registers to be larger than a byte.
(reg_alias): Fix type warning.
(parse_operands): Parse banked registers when appropriate.
(do_mrs): Add support for Virtualization Extensions.
(do_hvc): New function.
(do_t_mrs): Add support for Virtualization Extensions.
(do_t_msr): Likewise.
(do_t_hvc): New function.
(SPLRBANK): New define.
(reg_names): Add banked registers.
(insns): Add support for Virtualization Extensions.
(md_apply_fixup): Likewise.
(arm_cpus): -mcpu=cortex-a15 implies the Virtualization Extensions.
(arm_extensions): Add 'virt' extension.
(aeabi_set_public_attributes): Add support for Virtualization
Extensions.
* gas/doc/c-arm.texi: Document 'virt' extension.
* gas/testsuite/gas/arm/armv7-a+virt.d: New test.
* gas/testsuite/gas/arm/armv7-a+virt.s: Likewise.
* gas/testsuite/gas/arm/attr-march-all.d: Update for Virtualization Extensions.
* gas/testsuite/gas/arm/attr-march-armv7-a+sec+virt.d: New test.
* gas/testsuite/gas/arm/attr-march-armv7-a+virt.d: Likewise.
* include/opcode/arm.h (ARM_EXT_VIRT): New define.
(ARM_ARCH_V7A_IDIV_MP_SEC): Rename...
(ARM_ARCH_V7A_IDIV_MP_SEC_VIRT): ...to this and include Virtualization
Extensions.
* opcodes/arm-dis.c (arm_opcodes): Add Virtualiztion Extensions support.
(thumb32_opcodes): Likewise.
(banked_regname): New function.
(print_insn_arm): Add Virtualization Extensions support.
(print_insn_thumb32): Likewise.
PR corefile/8210
bfd/
* bfd-in2.h: Regenerate.
* corefile.c (bfd_core_file_pid): New.
* targets.c (BFD_JUMP_TABLE_CORE): Add NAME##_core_file_pid.
(struct bfd_target) <_core_file_pid>: New.
* libbfd-in.h (_bfd_nocore_core_file_pid): Declare.
* libbfd.c (_bfd_nocore_core_file_pid): New.
* elf-bfd.h (bfd_elf32_core_file_pid, bfd_elf64_core_file_pid):
Declare.
* elfcode.h (elf_core_file_pid): New define.
* elfcore.h (elf_core_file_pid): New function.
* elf.c (elfcore_make_pid): Rewrite.
(elfcore_grok_prstatus): Only set core_pid if not set yet.
(elfcore_grok_prstatus) [!HAVE_PRSTATUS_T_PR_WHO]: Fallback to
getting the lwpid from prstat.pr_pid.
* elf64-x86-64.c (elf64_x86_64_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
(elf64_x86_64_grok_psinfo): Extract the the main process's PID,
and store it in elf_tdata's core_pid field.
* elf32-i386.c (elf_i386_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
(elf_i386_grok_psinfo): Extract the the main process's PID, and
store it in elf_tdata's core_pid field.
* elf32-am33lin.c (elf32_am33lin_grok_prstatus): Write the LWPID
to elf_tdata's core_lwpid instead of to core_pid.
* elf32-arm.c (elf32_arm_nabi_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* elf32-cris.c (cris_elf_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* elf32-frv.c (elf32_frv_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* elf32-hppa.c (elf32_hppa_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* elf32-mips.c (elf32_mips_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* elf32-ppc.c (ppc_elf_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* elf32-s390.c (elf_s390_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* elf32-score.c (s3_bfd_score_elf_grok_prstatus): Write the LWPID
to elf_tdata's core_lwpid instead of to core_pid.
* elf32-score7.c (s7_bfd_score_elf_grok_prstatus): Write the LWPID
to elf_tdata's core_lwpid instead of to core_pid.
* elf32-sh.c (elf32_shlin_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* elf32-xtensa.c (elf_xtensa_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* elf64-hppa.c (elf64_hppa_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* elf64-mips.c (elf64_mips_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* elf64-ppc.c (ppc64_elf_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* elfn32-mips.c (elf32_mips_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* plugin.c (bfd_plugin_core_file_pid): New function.
* aout-target.h (MY_core_file_pid): Define.
* aout-tic30.c (MY_core_file_pid, MY_core_file_p): New defines.
* coff-rs6000.c (coff_core_file_pid): New define.
(rs6000coff_vec, pmac_xcoff_vec): Use BFD_JUMP_TABLE_CORE.
* coff64-rs6000.c (coff_core_file_pid): New define.
(rs6000coff64_vec): Use BFD_JUMP_TABLE_CORE.
(xcoff64_core_file_pid): New define.
(aix5coff64_vec): Use BFD_JUMP_TABLE_CORE.
* mach-o-target.c (bfd_mach_o_core_file_pid): New define.
* aix386-core.c (aix386_core_file_pid): New define.
* hppabsd-core.c (hppabsd_core_core_file_pid): New define.
* hpux-core.c (hpux_core_core_file_pid): New define.
* irix-core.c (irix_core_core_file_pid): New define.
* lynx-core.c (lynx_core_file_pid): New define.
* osf-core.c (osf_core_core_file_pid): New define.
* ptrace-core.c (ptrace_unix_core_file_pid): New define.
* sco5-core.c (sco5_core_file_pid): New define.
* xcoff-target.h (coff_core_file_pid): New define.
* netbsd-core.c (netbsd_core_core_file_pid): New define.
gdb/
2010-08-18 Pedro Alves <pedro@codesourcery.com>
PR corefile/8210
gdb/
* corelow.c (add_to_thread_list): Don't use
gdbarch_core_reg_section_encodes_pid. Use bfd_core_file_pid.
(get_core_register_section): Don't use
gdbarch_core_reg_section_encodes_pid.
* gdbarch.sh (core_reg_section_encodes_pid): Delete.
* gdbarch.h, gdbarch.c: Regenerate.
* amd64-sol2-tdep.c (amd64_sol2_init_abi): Don't set
gdbarch_core_reg_section_encodes_pid.
* i386-sol2-tdep.c (i386_sol2_init_abi): Ditto.
* sparc-sol2-tdep.c (sparc32_sol2_init_abi): Ditto.
* sparc64-sol2-tdep.c (sparc64_sol2_init_abi): Ditto.
Joseph Myers <joseph@codesourcery.com>
Andrew Stubbs <ams@codesourcery.com>
bfd/
* config.bfd (sh-*-uclinux* | sh[12]-*-uclinux*): Add
bfd_elf32_shl_vec, and FDPIC vectors to targ_selvecs.
* configure.in: Handle FDPIC vectors.
* elf32-sh-relocs.h: Add FDPIC and movi20 relocations.
* elf32-sh.c (DEFAULT_STACK_SIZE): Define.
(SYMBOL_FUNCDESC_LOCAL): Define. Use it instead of
SYMBOL_REFERENCES_LOCAL for function descriptors.
(fdpic_object_p): New.
(sh_reloc_map): Add FDPIC and movi20 relocations.
(sh_elf_info_to_howto, sh_elf_relocate_section): Handle new invalid
range.
(struct elf_sh_plt_info): Add got20 and short_plt. Update all
definitions.
(FDPIC_PLT_ENTRY_SIZE, FDPIC_PLT_LAZY_OFFSET): Define.
(fdpic_sh_plt_entry_be, fdpic_sh_plt_entry_le, fdpic_sh_plts): New.
(FDPIC_SH2A_PLT_ENTRY_SIZE, FDPIC_SH2A_PLT_LAZY_OFFSET): Define.
(fdpic_sh2a_plt_entry_be, fdpic_sh2a_plt_entry_le)
(fdpic_sh2a_short_plt_be, fdpic_sh2a_short_plt_le, fdpic_sh2a_plts):
New.
(get_plt_info): Handle FDPIC.
(MAX_SHORT_PLT): Define.
(get_plt_index, get_plt_offset): Handle short_plt.
(union gotref): New.
(struct elf_sh_link_hash_entry): Add funcdesc, rename tls_type to
got_type and adjust all uses. Add GOT_FUNCDESC.
(struct sh_elf_obj_tdata): Add local_funcdesc. Rename
local_got_tls_type to local_got_type.
(sh_elf_local_got_type): Renamed from sh_elf_local_got_tls_type. All
users changed.
(sh_elf_local_funcdesc): Define.
(struct elf_sh_link_hash_table): Add sfuncdesc, srelfuncdesc, fdpic_p,
and srofixup.
(sh_elf_link_hash_newfunc): Initialize new fields.
(sh_elf_link_hash_table_create): Set fdpic_p.
(sh_elf_omit_section_dynsym): New.
(create_got_section): Create .got.funcdesc, .rela.got.funcdesc
and .rofixup.
(allocate_dynrelocs): Allocate local function descriptors and space
for R_SH_FUNCDESC-related relocations, and for rofixups.
Handle GOT_FUNCDESC. Create fixups. Handle GOT entries which
require function descriptors.
(sh_elf_always_size_sections): Handle PT_GNU_STACK and __stacksize.
(sh_elf_modify_program_headers): New.
(sh_elf_size_dynamic_sections): Allocate function descriptors for
local symbols. Allocate .got.funcdesc contents. Allocate rofixups.
Handle local GOT entries of type GOT_FUNCDESC. Create fixups for
local GOT entries. Ensure that FDPIC libraries always have a PLTGOT
entry in the .dynamic section.
(sh_elf_add_dyn_reloc, sh_elf_got_offset, sh_elf_initialize_funcdesc)
(sh_elf_add_rofixup, sh_elf_osec_to_segment)
(sh_elf_osec_readonly_p, install_movi20_field): New functions.
(sh_elf_relocate_section): Handle new relocations, R_SH_FUNCDESC,
R_SH_GOTFUNCDESC and R_SH_GOTOFFFUNCDESC. Use sh_elf_got_offset
and .got.plt throughout to find _GLOBAL_OFFSET_TABLE_. Add rofixup
read-only section warnings. Handle undefined weak symbols. Generate
fixups for R_SH_DIR32 and GOT entries. Check for cross-segment
relocations and clear EF_SH_PIC. Handle 20-bit relocations.
Always generate R_SH_DIR32 for FDPIC instead of R_SH_RELATIVE.
(sh_elf_gc_sweep_hook): Handle R_SH_FUNCDESC, R_SH_GOTOFF20,
R_SH_GOTFUNCDESC, R_SH_GOTFUNCDESC20, and R_SH_GOTOFFFUNCDESC.
Handle 20-bit relocations.
(sh_elf_copy_indirect_symbol): Copy function descriptor reference
counts.
(sh_elf_check_relocs): Handle new relocations. Make symbols
dynamic for FDPIC relocs. Account for rofixups. Error for FDPIC
symbol mismatches. Allocate a GOT for R_SH_DIR32. Allocate fixups
for R_SH_DIR32.
(sh_elf_copy_private_data): Copy PT_GNU_STACK size.
(sh_elf_merge_private_data): Copy initial flags. Do not clobber
non-mach flags. Set EF_SH_PIC for FDPIC. Reject FDPIC mismatches.
(sh_elf_finish_dynamic_symbol): Do not handle got_funcdesc entries
here. Rename sgot to sgotplt and srel to srelplt. Handle short_plt,
FDPIC descriptors, and got20. Create R_SH_FUNCDESC_VALUE for FDPIC.
Use install_movi20_field. Rename srel to srelgot. Always generate
R_SH_DIR32 for FDPIC instead of R_SH_RELATIVE.
(sh_elf_finish_dynamic_sections): Fill in the GOT pointer in rofixup.
Do not fill in reserved GOT entries for FDPIC. Correct DT_PLTGOT.
Rename sgot to sgotplt. Assert that the right number of rofixups
and dynamic relocations were allocated.
(sh_elf_use_relative_eh_frame, sh_elf_encode_eh_address): New.
(elf_backend_omit_section_dynsym): Use sh_elf_omit_section_dynsym.
(elf_backend_can_make_relative_eh_frame)
(elf_backend_can_make_lsda_relative_eh_frame)
(elf_backend_encode_eh_address): Define.
(TARGET_BIG_SYM, TARGET_BIG_NAME, TARGET_LITTLE_SYM)
(TARGET_LITTLE_NAME, elf_backend_modify_program_headers, elf32_bed):
Redefine for FDPIC vector.
* reloc.c: Add SH FDPIC and movi20 relocations.
* targets.c (_bfd_target_vector): Add FDPIC vectors.
* configure, bfd-in2.h, libbfd.h: Regenerated.
binutils/
* readelf.c (get_machine_flags): Handle EF_SH_PIC and EF_SH_FDPIC.
gas/
* config/tc-sh.c (sh_fdpic): New.
(sh_check_fixup): Handle relocations on movi20.
(parse_exp): Do not reject PIC operators here.
(build_Mytes): Check for unhandled PIC operators here. Use
sh_check_fixup for movi20.
(enum options): Add OPTION_FDPIC.
(md_longopts, md_parse_option, md_show_usage): Add --fdpic.
(sh_fix_adjustable, md_apply_fix): Handle FDPIC and movi20 relocations.
(sh_elf_final_processing): Handle --fdpic.
(sh_uclinux_target_format): New.
(sh_parse_name): Handle FDPIC relocation operators.
* config/tc-sh.h (TARGET_FORMAT): Define specially for TE_UCLINUX.
(sh_uclinux_target_format): Declare for TE_UCLINUX.
* configure.tgt (sh-*-uclinux* | sh[12]-*-uclinux*): Set
em=uclinux.
* doc/c-sh.texi (SH Options): Document --fdpic.
gas/testsuite/
* gas/sh/basic.exp: Run new tests. Handle uClinux like Linux.
* gas/sh/fdpic.d: New file.
* gas/sh/fdpic.s: New file.
* gas/sh/reg-prefix.d: Force big-endian.
* gas/sh/sh2a-pic.d: New file.
* gas/sh/sh2a-pic.s: New file.
* lib/gas-defs.exp (is_elf_format): Include sh*-*-uclinux*.
include/elf/
* sh.h (EF_SH_PIC, EF_SH_FDPIC): Define.
(R_SH_FIRST_INVALID_RELOC_6, R_SH_LAST_INVALID_RELOC_6): New. Adjust
other invalid ranges.
(R_SH_GOT20, R_SH_GOTOFF20, R_SH_GOTFUNCDESC, R_SH_GOTFUNCDESC20)
(R_SH_GOTOFFFUNCDESC, R_SH_GOTOFFFUNCDESC20, R_SH_FUNCDESC)
(R_SH_FUNCDESC_VALUE): New.
ld/
* Makefile.am (ALL_EMULATIONS): Add eshelf_fd.o and eshlelf_fd.o.
(eshelf_fd.c, eshlelf_fd.c): New rules.
* Makefile.in: Regenerate.
* configure.tgt (sh-*-uclinux*): Add shelf_fd and shlelf_fd
emulations.
* emulparams/shelf_fd.sh: New file.
* emulparams/shlelf_fd.sh: New file.
* emulparams/shlelf_linux.sh: Update comment.
ld/testsuite/
* ld-sh/sh.exp: Handle uClinux like Linux.
* lib/ld-lib.exp (is_elf_format): Include sh*-*-uclinux*.
* ld-sh/fdpic-funcdesc-shared.d: New file.
* ld-sh/fdpic-funcdesc-shared.s: New file.
* ld-sh/fdpic-funcdesc-static.d: New file.
* ld-sh/fdpic-funcdesc-static.s: New file.
* ld-sh/fdpic-gotfuncdesc-shared.d: New file.
* ld-sh/fdpic-gotfuncdesc-shared.s: New file.
* ld-sh/fdpic-gotfuncdesc-static.d: New file.
* ld-sh/fdpic-gotfuncdesc-static.s: New file.
* ld-sh/fdpic-gotfuncdesci20-shared.d: New file.
* ld-sh/fdpic-gotfuncdesci20-shared.s: New file.
* ld-sh/fdpic-gotfuncdesci20-static.d: New file.
* ld-sh/fdpic-gotfuncdesci20-static.s: New file.
* ld-sh/fdpic-goti20-shared.d: New file.
* ld-sh/fdpic-goti20-shared.s: New file.
* ld-sh/fdpic-goti20-static.d: New file.
* ld-sh/fdpic-goti20-static.s: New file.
* ld-sh/fdpic-gotofffuncdesc-shared.d: New file.
* ld-sh/fdpic-gotofffuncdesc-shared.s: New file.
* ld-sh/fdpic-gotofffuncdesc-static.d: New file.
* ld-sh/fdpic-gotofffuncdesc-static.s: New file.
* ld-sh/fdpic-gotofffuncdesci20-shared.d: New file.
* ld-sh/fdpic-gotofffuncdesci20-shared.s: New file.
* ld-sh/fdpic-gotofffuncdesci20-static.d: New file.
* ld-sh/fdpic-gotofffuncdesci20-static.s: New file.
* ld-sh/fdpic-gotoffi20-shared.d: New file.
* ld-sh/fdpic-gotoffi20-shared.s: New file.
* ld-sh/fdpic-gotoffi20-static.d: New file.
* ld-sh/fdpic-gotoffi20-static.s: New file.
* ld-sh/fdpic-plt-be.d: New file.
* ld-sh/fdpic-plt-le.d: New file.
* ld-sh/fdpic-plt.s: New file.
* ld-sh/fdpic-plti20-be.d: New file.
* ld-sh/fdpic-plti20-le.d: New file.
* ld-sh/fdpic-stack-default.d: New file.
* ld-sh/fdpic-stack-size.d: New file.
* ld-sh/fdpic-stack.s: New file.
* archive.c (_bfd_calloc_wrapper): New function.
(_bfd_add_bfd_to_archive_cache): Use it.
* configure.in: Add alpha*-*-*vms* to list of natives.
* configure: Regenerate.
* vms-misc.c: Define globalref if necessary.
(vms_convert_to_var_unix_filename): Rename to
_bfd_vms_convert_to_var_unix_filename and export.
* vms.h: Add prototype for _bfd_vms_convert_to_var_unix_filename.
* vms-alpha.c (vms_close_and_cleanup): Update invocation of
vms_convert_to_var_unix_filename.
* emultempl/armelf.em (merge_exidx_entries): New variable.
(OPTION_NO_MERGE_EXIDX_ENTRIES): New definition.
("no-merge-exidx-entries"): New option.
* ld.texinfo (merge-exidx-entries): Document this option.
2010-04-15 Andrew Haley <aph@redhat.com>
* bfd-in.h (elf32_arm_fix_exidx_coverage): Add new flag:
merge_exidx_entries.
* bfd-in2.h: Likewise.
* elf32-arm.c (elf32_arm_fix_exidx_coverage): Likewise. Use it to
control merging of exidx entries.
2010-04-15 Andrew Haley <aph@redhat.com>
* options.h (merge_exidx_entries): New option.
* arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
(class Arm_exidx_fixup::merge_exidx_entries_): New member.
(Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
(Target_arm::merge_exidx_entries): New function.
(process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
(Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
to Arm_exidx_fixup constructor.
Add new arg, merge_exidx_entries.
(Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
Arm_output_section::fix_exidx_coverage.
* vms.h: Include time.h. Add prototypes for vms_get_module_name,
vms_time_to_time_t and vms_rawtime_to_time_t.
* vms.c (vms_alpha_vec): Add archives support.
* vms-misc.c: Include safe-ctype.h
(vms_get_module_name): New function.
(vms_time_to_time_t, vms_rawtime_to_time_t): Ditto.
* vms-hdr.c (_bfd_vms_write_hdr): Put module name creation to the
vms_get_module_name function. Use this function.
* targets.c: Declare vms_lib_txt_vec. Add it to _bfd_target_vector.
* libbfd-in.h: Add prototype for _bfd_append_relative_path.
Add prototypes for vms-lib.c
* libbfd.h: Regenerate.
* configure.in (TDEFINES): Add an entry for vms_lib_txt_vec. Add
vms-lib.lo to vms_alpha_vec.
* config.bfd (targ_cpu): Add targ_selvecs for alpha*-*-*vms*.
* configure: Regenerate.
* bfd.c: Add selective_search field.
* bfd-in2.h: Regenerate.
* archive.c (append_relative_path): Rename to
_bfd_append_relative_path and make it public.
(_bfd_get_elt_at_filepos): Adjust for above renaming.
* Makefile.am (BFD32_BACKENDS): Add vms-lib.lo
(BFD32_BACKENDS_CFILES): Add vms-lib.c
* Makefile.in: Regenerate.
* elf/sparc.h (R_SPARC_JMP_IREL, R_SPARC_IRELATIVE): Define.
bfd/
* reloc.c (BFD_RELOC_SPARC_JMP_IREL): New.
(BFD_RELOC_SPARC_IRELATIVE): Likewise.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
* elfxx-sparc.h (_bfd_sparc_elf_link_hash_table): Add loc_hash_table
and loc_hash_memory.
(_bfd_sparc_elf_link_hash_table_free): Declare.
* elf32-sparc.c (elf32_sparc_add_symbol_hook): New.
(elf_backend_add_symbol_hook, elf_backend_post_process_headers,
bfd_elf32_bfd_link_hash_table_free): Define.
* elf64-sparc.c (elf64_sparc_add_symbol_hook): Set
has_ifunc_symbols if STT_GNU_IFUNC.
(bfd_elf64_bfd_link_hash_table_free): Define.
(elf_backend_post_process_headers): Define always.
* elfxx-sparc.c (sparc_jmp_irel_howto, sparc_irelative_howto): New.
(sparc_reloc_map): Add entries for new IFUNC relocs.
(_bfd_sparc_elf_reloc_type_lookup): Handle new IFUNC relocs.
(_bfd_sparc_elf_info_to_howto_ptr): Likewise.
(elf_sparc_local_htab_hash, elf_sparc_local_htab_eq,
elf_sparc_get_local_sym_hash): New.
(_bfd_sparc_elf_create_dynamic_sections): Move PLT ops initialization
from here...
(_bfd_sparc_elf_link_hash_table_create): ... to here. Allocate
local hash table.
(_bfd_sparc_elf_link_hash_table_free): New.
(create_ifunc_sections): New.
(_bfd_sparc_elf_check_relocs): Unconditionally assign htab->elf.dynobj
and call create_ifunc_sections(). For local STT_GNU_IFUNC symbols
cons up a fake local hash table entry for it. Unconditionally add
a PLT refcount for STT_GNU_IFUNC symbols when h->def_regular. Count
dyn relocs for ifunc.
(_bfd_sparc_elf_adjust_dynamic_symbol): Handle ifunc.
(allocate_dynrelocs): Unconditionally emit a PLT entry when STT_GNU_IFUNC
and h->def_regular. Count GOT dyn relocs for ifunc.
(allocate_local_dynrelocs): New function.
(_bfd_sparc_elf_size_dynamic_sections): Invoke it over the local hash table.
Emit dynamic relocs to irelplt when not shared. Treat iplt like splt.
(_bfd_sparc_elf_relocate_section): Handle ifunc relocations by hand.
(_bfd_sparc_elf_finish_dynamic_symbol): Adjust for non-dynamic ifunc plt
in iplt/irelplt.
ld/testsuite/
* ld-ifunc/ifunc.exp: Run for sparc.
gnu_unique_object.
* doc/as.texinfo: Document new feature of .type directive.
* NEWS: Mention support for gnu_unique_object symbol type.
* common.h (STB_GNU_UNIQUE): Define.
* NEWS: Mention the linker's support for symbols with a binding of
STB_GNU_UNIQUE.
* gas/elf/type.s: Add unique global symbol definition.
* gas/elf/type.e: Add expected readelf output for global unique
symbol.
* elfcpp.h (enum STB): Add STB_GNU_UNIQUE.
* readelf.c (get_symbol_binding): For Linux targeted files return
UNIQUE for symbols with the STB_GNU_UNIQUE binding.
* doc/binutils.texi: Document the meaning of the 'u' symbol
binding in the output of nm and objdump --syms.
* elf-bfd.h (struct elf_link_hash_entry): Add unique_global field.
* elf.c (swap_out_syms): Set binding to STB_GNU_UNIQUE for symbols
with the BSF_GNU_UNIQUE flag bit set.
* elfcode.h (elf_slurp_symbol_table): Set the BSF_GNU_UNIQUE flag
for symbols with STB_GNU_UNIQUE binding.
* elflink.c (_bfd_elf_merge_symbol): Set unique_global for symbols
with the STB_GNU_UNIQUE binding.
(elf_link_add_object_symbols): Set the BSF_GNU_UNIQUE flag for
symbols with STB_GNU_UNIQUE binding. Set STB_GNU_UNIQUE for
symbols with the unique_global field set.
(elf_link_output_extsym): Set unique_global field for symbols with
the STB_GNU_UNIQUE binding.
* syms.c (struct bfd_symbol): Define BSF_GNU_UNIQUE flag bit.
(bfd_print_symbol_vandf): Print a 'u' character for BSF_GNU_UNIQUE
symbols.
(bfd_decode_symclass): Return a 'u' character for BSF_GNU_UNIQUE
symbols.
* bfd-in2.h: Regenerate.
* reloc.c: Add BFD_RELOC_MACH_O_SECTDIFF and BFD_RELOC_MACH_O_PAIR.
* bfd-in2.h: Regenerated.
* libbfd.h: Regenerated.
* mach-o.c (FILE_ALIGN): New macro.
(bfd_mach_o_canonicalize_symtab): Adjust for bfd_mach_o_asymbol.
(bfd_mach_o_print_symbol): Ditto.
(bfd_mach_o_scan_write_thread): Adjust type of variable offset.
(bfd_mach_o_get_reloc_upper_bound): New function.
(bfd_mach_o_canonicalize_reloc): Ditto.
(bfd_mach_o_scan_write_relocs): Ditto.
(bfd_mach_o_scan_write_section_32): Remove offset argument.
(bfd_mach_o_scan_write_section_64): Ditto.
(bfd_mach_o_scan_write_segment_32): Write relocs. Fix size of data
written for load command. Do not compute section file offset.
(bfd_mach_o_scan_write_segment_64): Ditto.
(bfd_mach_o_scan_write_symtab): Compute file offset first.
Adjust for bfd_mach_o_asymbol. Move code to convert from BFD to
Mach-O to ...
(bfd_mach_o_mangle_symbols): ... this new function.
(bfd_mach_o_write_contents): Be sure to habe load commands built.
Call bfd_mach_o_mangle_symbols.
(bfd_mach_o_build_commands): Adjust for filelen field.
Use FILE_ALIGN macro. Clear section file offset if section is empty.
Do not set symtab file offset anymore here.
(bfd_mach_o_make_empty_symbol): Allocate a bfd_mach_o_asymbol.
(bfd_mach_o_make_bfd_section): Set SEC_RELOC if has reloc.
Set reloc_count and rel_filepos section fields.
(bfd_mach_o_scan_read_section_32): Type of argument offset is now
unsigned int.
(bfd_mach_o_scan_read_section_64): Ditto.
(bfd_mach_o_scan_read_section): Ditto.
(bfd_mach_o_scan_read_symtab_symbol): Typr of argument s is now
bfd_mach_o_asymbol. Use unsigned int for file offset type.
(bfd_mach_o_scan_read_symtab_symbol): Adjust for bfd_mach_o_asymbol.
Handle weak-ref symbols.
(bfd_mach_o_scan_read_symtab_symbols): Adjust for bfd_mach_o_asymbol.
(bfd_mach_o_scan_read_dysymtab_symbol): Ditto.
(bfd_mach_o_scan): Remove assignment to removed field.
(bfd_mach_o_mkobject_init): Ditto.
(bfd_mach_o_bfd_print_private_bfd_data): Adjust printf formatter.
(bfd_mach_o_bfd_reloc_type_lookup): New macro.
(bfd_mach_o_bfd_reloc_name_lookup): Ditto.
(bfd_mach_o_swap_reloc_in): Ditto.
(bfd_mach_o_swap_reloc_out): Ditto.
* mach-o.h (BFD_MACH_O_REFERENCE_FLAG_UNDEFINED_NON_LAZY)
(BFD_MACH_O_REFERENCE_FLAG_UNDEFINED_LAZY)
(BFD_MACH_O_REFERENCE_FLAG_DEFINED)
(BFD_MACH_O_REFERENCE_FLAG_PRIVATE_DEFINED)
(BFD_MACH_O_REFERENCE_FLAG_PRIVATE_UNDEFINED_NON_LAZY)
(BFD_MACH_O_REFERENCE_FLAG_PRIVATE_UNDEFINED_LAZY)
(BFD_MACH_O_REFERENCED_DYNAMICALLY, BFD_MACH_O_N_DESC_DISCARDED)
(BFD_MACH_O_N_NO_DEAD_STRIP, BFD_MACH_O_N_WEAK_REF)
(BFD_MACH_O_N_WEAK_DEF): New macros.
Add comments.
(bfd_mach_o_section_type): Add new enumeration values.
(BFD_MACH_O_S_SELF_MODIFYING_CODE)
(BFD_MACH_O_S_ATTR_LIVE_SUPPORT)
(BFD_MACH_O_S_ATTR_NO_DEAD_STRIP)
(BFD_MACH_O_S_ATTR_STRIP_STATIC_SYMS, BFD_MACH_O_S_ATTR_NO_TOC): New
macros.
(BFD_MACH_O_GENERIC_RELOC_VANILLA)
(BFD_MACH_O_GENERIC_RELOC_PAIR)
(BFD_MACH_O_GENERIC_RELOC_SECTDIFF)
(BFD_MACH_O_GENERIC_RELOC_PB_LA_PTR)
(BFD_MACH_O_GENERIC_RELOC_LOCAL_SECTDIFF): Ditto.
(BFD_MACH_O_RELENT_SIZE): Ditto.
(BFD_MACH_O_R_PCREL, BFD_MACH_O_GET_R_LENGTH)
(BFD_MACH_O_R_EXTERN, BFD_MACH_O_GET_R_TYPE)
(BFD_MACH_O_GET_R_SYMBOLNUM, BFD_MACH_O_SET_R_LENGTH)
(BFD_MACH_O_SET_R_TYPE, BFD_MACH_O_SET_R_SYMBOLNUM): Ditto.
(BFD_MACH_O_SR_SCATTERED, BFD_MACH_O_SR_PCREL)
(BFD_MACH_O_GET_SR_LENGTH, BFD_MACH_O_GET_SR_TYPE)
(BFD_MACH_O_GET_SR_ADDRESS, BFD_MACH_O_SET_SR_LENGTH)
(BFD_MACH_O_SET_SR_TYPE, BFD_MACH_O_SET_SR_ADDRESS): Ditto.
(bfd_mach_o_reloc_info): New struct.
(bfd_mach_o_asymbol): New struct.
(bfd_mach_o_symtab_command): The symbols field is now of type
bfd_mach_o_asymbol.
(bfd_mach_o_load_command): The offset and len fields are now of type
unsigned int.
(mach_o_data_struct): Remove symbols, nsymbols and ibfd fields.
Add a filelen field. Add comments.
(bfd_mach_o_backend_data): New struct.
(bfd_mach_o_get_backend_data): New macro.
(bfd_mach_o_scan_read_symtab_symbol): Parameter symbol now of type
bfd_mach_o_asymbol.
(bfd_mach_o_scan_read_dysymtab_symbol): Ditto.
(bfd_mach_o_get_reloc_upper_bound): New prototype.
(bfd_mach_o_canonicalize_reloc): Ditto.
* mach-o-target.c (bfd_mach_o_bfd_is_local_label_name): Remove
duplicated macro. Now defined to _bfd_generic_is_local_label.
(TARGET_NAME_BACKEND): New macro...
(TARGET_NAME_BACKEND): ... used to name a new variable.
(TARGET_NAME): Define relocs table using bfd_mach_o, reference
Mach-O backend data.
* mach-o-i386.c (i386_howto_table): New variable.
(bfd_mach_o_i386_swap_reloc_in): New function.
(bfd_mach_o_i386_swap_reloc_out): Ditto.
(bfd_mach_o_i386_bfd_reloc_type_lookup): Ditto.
(bfd_mach_o_i386_bfd_reloc_name_lookup): Ditto.
(bfd_mach_o_swap_reloc_in, bfd_mach_o_swap_reloc_out): New macros.
(bfd_mach_o_bfd_reloc_type_lookup)
(bfd_mach_o_bfd_reloc_name_lookup): Ditto.
* 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.
* bfd-in.h (bfd_xcoff_split_import_path): Declare.
(bfd_xcoff_set_archive_import_path): Likewise.
* bfd-in2.h: Regenerate.
* xcofflink.c: Include libiberty.h.
(xcoff_archive_info): New structure.
(xcoff_archive_info_hash): New function.
(xcoff_archive_info_eq): Likewise.
(xcoff_get_archive_info): Likewise.
(_bfd_xcoff_bfd_link_hash_table_create): Initialize archive_info.
(bfd_xcoff_split_import_path): New function.
(bfd_xcoff_set_archive_import_path): Likewise.
(xcoff_set_import_path): Move earlier in file.
(xcoff_link_add_dynamic_symbols): Set the import path of a non-archive
object to the the directory part of the bfd's filename. Get the
import path and filename of an archive object from the archive's
xcoff_tdata, initializing it if necessary. Update use of
import_file_id.
(bfd_link_input_bfd): Update use of import_file_id.
(xcoff_write_global_symbol): Likewise.
ld/
* emultempl/aix.em (gld${EMULATION_NAME}_open_dynamic_archive): New
function.
(ld_${EMULATION_NAME}_emulation): Use it.
* bfd-in2.h: Regenerated.
* coffcode.h (sec_to_styp_flags): For pe-coff add SEC_READONLY
for debugging sections and map memory read/write dependent on
SEC_COFF_NOREAD.
(styp_to_sec_flags): Set SEC_COFF_NOREAD for sections
without memory read flags set.
* section.c: Add SEC_COFF_NOREAD to section flags.
* 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.
2009-03-11 Chris Demetriou <cgd@google.com>
* bfd.c (BFD_DETERMINISTIC_OUTPUT): New flag.
* bfd-in2.h: Regenerate.
* archive.c (bfd_ar_hdr_from_filesystem): If BFD_DETERMINISTIC_OUTPUT
flag is set, use 0 for uid, gid, and timestamp, and use 0644 for file
mode.
(bsd_write_armap): Likewise.
(_bfd_archive_bsd_update_armap_timestamp): If BFD_DETERMINISTIC_OUTPUT
flag is set, do nothing.
(coff_write_armap): If BFD_DETERMINISTIC_OUTPUT flag is set, use 0
for timestamp.
[binutils/ChangeLog]
2009-03-11 Chris Demetriou <cgd@google.com>
* ar.c (deterministic): New global variable.
(main): Recognize new 'D' option, which enables 'deterministic mode'.
(usage): Document new 'D' option.
(write_archive): Set BFD_DETERMINISTIC_OUTPUT in output archive's
flags if deterministic mode was requested.
* doc/binutils.texi (ar): Document deterministic mode ('D' option).
[binutils/testsuite/ChangeLog]
2009-03-11 Chris Demetriou <cgd@google.com>
* binutils-all/ar.exp (deterministic_archive): New test.
* 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.
* 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-cr16.c (R_CR16_GOT_REGREL20, R_CR16_GOTC_REGREL20 and
R_CR16_GLOB_DAT): New macros
(cr16_elf_howto_table): Add entries for for R_CR16_GOT_REGREL20,
R_CR16_GOTC_REGREL20 and R_CR16_GLOB_DAT.
(cr16_reloc_map): Ditto
(_bfd_cr16_elf_create_got_section): New function to create GOT section.
(_bfd_cr16_elf_create_dynamic_sections): New function to create dynamic
section.
(_bfd_cr16_elf_adjust_dynamic_symbol): New function to adjust symbol
defined by dynamic object.
(_bfd_cr16_elf_size_dynamic_sections): New function to find the size
of dynamic section.
(_bfd_cr16_elf_finish_dynamic_symbol): New function to handle dynamic
symbols.
(_bfd_cr16_elf_finish_dynamic_symbol): New function to handle dynamic
sections.
(bfd_cr16_elf32_create_embedded_relocs): New function to create
embedded relocs in .emreloc section in memory for .data.rel section.
(_bfd_cr16_elf_reloc_type_class): New function for classify reloc types.
(cr16_elf_check_relocs): New function for checking reloc types in
first phase.
(cr16_elf_final_link_relocate): Update for handling the new reloc
types R_CR16_GOT_REGREL20 and R_CR16_GOTC_REGREL20.
(elf32_cr16_relax_section): Update relax implementation.
* reloc.c (bfd_reloc_code_type): Add entries for R_CR16_GOT_REGREL20,
R_CR16_GOTC_REGREL20 and R_CR16_GLOB_DAT.
* bfd-in.h (bfd_boolean bfd_cr16_elf32_create_embedded_relocs): Declared
* libbfd.h, bfd-in2.h: Regenerate.
bfd/
* archures.c (bfd_mach_avr25, bfd_mach_avr31, bfd_mach_avr35,
bfd_mach_avr51): New.
* bfd-in2.h: Regenerate.
* cpu-avr.c (arch_info_struct): Add avr25, avr31, avr35, and avr51
architectures. Change comments to match architecture comments in GCC.
(compatible): Add test for new AVR architectures.
* elf32-avr.c (bfd_elf_avr_final_write_processing): Recognize
bfd_mach_avr25, bfd_mach_avr31, bfd_mach_avr35 and bfd_mach_avr51.
(elf32_avr_object_p): Recognize E_AVR_MACH_AVR25, E_AVR_MACH_AVR31,
E_AVR_MACH_AVR35 and E_AVR_MACH_AVR51.
gas/
* config/tc-avr.c (mcu_types): Add avr25, avr31, avr35, and avr51
architectures. Reorganize list to put mcu types in correct architectures
and to order list same as in GCC. Use new ISA definitions in
include/opcode/avr.h.
* doc/c-avr.texi: Add avr25, avr31, avr35, and avr51 architecture
descriptions. Reorganize descriptions to put mcu types in correct
architectures and to order lists same as in GCC.
include/
* elf/avr.h (E_AVR_MACH_AVR25, E_AVR_MACH_AVR31,
E_AVR_MACH_AVR35, E_AVR_MACH_AVR51): Define.
(EF_AVR_MACH): Redefine to 0x7F.
* opcode/avr.h (AVR_ISA_TINY3, AVR_ISA_ALL, AVR_ISA_USB162): Remove.
(AVR_ISA_AVR3): Redefine.
(AVR_ISA_AVR1, AVR_ISA_AVR2, AVR_ISA_AVR31, AVR_ISA_AVR35,
AVR_ISA_AVR3_ALL, AVR_ISA_AVR4, AVR_ISA_AVR5, AVR_ISA_AVR51,
AVR_ISA_AVR6): Define.
ld/
* Makefile.am (ALL_EMULATIONS): Add eavr25.o, eavr31.o, eavr35.o,
and eavr51.o.
Add rules for eavr25.c, eavr31.c, eavr35.c, eavr51.c.
* Makefile.in: Regenerate.
* configure.tgt (avr-*-*, targ_extra_emuls): Add avr25, avr31, avr35
and avr51.
* emulparams/avr25.sh: New file.
* emulparams/avr31.sh: New file.
* emulparams/avr35.sh: New file.
* emulparams/avr51.sh: New file.
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.
* 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.
* 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.
* Makefile.am (BFD32_LIBS): Add compress.lo.
(BFD32_LIBS_CFILES): Add compress.c.
(BFD_H_FILES): Likewise.
* Makefile.in: Regenerate.
* bfd-in2.h: Regenerate.
* config.in: Add HAVE_ZLIB_H
* configure.in: Add test for libz and zlib.h
* configure: Regenerate.
* dwarf2.c (read_section): New function.
(read_indirect_string): Call new function read_section.
(read_abbrevs): Likewise.
(decode_line_info): Likewise.
(read_debug_ranges): Likewise.
(find_line): Call new function read_section when just one
.zdebug_info section is found, otherwise read and compress
multiple sections.
(_bfd_dwarf2_cleanup_debug_info): Free sec_info_ptr.
* elf.c (_bfd_elf_make_section_from_shdr): Add zdebug prefix.
(special_sections_z): New struct.
(special_sections): Refer to special_sections_z.
* elfxx-mips.c (_bfd_mips_elf_section_from_shdr): Recognize
sections named .zdebug_*.
(_bfd_mips_elf_fake_sections): Likewise.
* compress.c: New file.
(bfd_uncompress_section_contents): New function.
bfd/doc/
* Makefile.am (BFD_H_DEP): Add ../compress.c.
* Makefile.in: Regenerate.
binutils/
* config.in: Add HAVE_ZLIB_H
* configure.in: Add test for libz and zlib.h
* configure: Regenerate.
* dwarf.c (debug_displays): Add .zdebug_* strings.
* dwarf.h (struct dwarf_section): Add fields uncompressed_namd
and compressed_name.
* objdump.c (load_debug_section): Call
bfd_uncompress_section_contents when loading a compressed
section.
(dump_dwarf_section): Recognize compressed section name.
(mach_o_dwarf_sections): Rename as
mach_o_uncompressed_dwarf_sections.
(mach_o_compressed_dwarf_sections): New variable.
(generic_dwarf_section): Rename as
generic_uncompressed_dwarf_sections.
(generic_compressed_dwarf_sections): New variable.
(check_mach_o_dwarf): Save and restore
mach_o_compressed_dwarf_sections.
* readelf.c: Add #include for config.h and zlib.h
(process_section_headers): Recognize compressed section name.
(uncompress_section_contents): New function.
(load_debug_section): Call uncompress_section_contents when
loading a compressed section.
(display_debug_section): Recognize compressed section name.
binutils/testsuite:
* binutils-all/objdump.exp: Add test for objdump -s on a file
with a compressed debug section. Add test for objdump -W on a
file that contains a compressed debug section.
* binutils-all/readelf.exp: Call readelf_compressed_wa_test.
(readelf_compressed_wa_test): New function.
* binutils-all/dw2-compressed.S: New file.
* binutils-all/objdump.W: New file.
* binutils-all/objdump.s: New file.
* binutils-all/readelf.wa: New file.
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.
Tom Tromey
Nick Clifton
Michael Eager
Nathan Sidwell
Alan Modra
Richard Earnshaw
Walter Lee
Cary Coutant
H.J. Lu
Andreas Krebbel
Jan Kratochvil
James Lemke
Hans-Peter Nilsson
David S. Miller
Iain Sandoe
Chung-Lin Tang
Andrew Pinski
DJ Delorie
Matthew Gretton-Dann
Richard Sandiford
Catherine Moore
Tristan Gingold
Paul Brook
Bernd Schmidt
Eric B. Weddington
Pedro Alves
Andrew Haley
Joseph Myers
Doug Kwan
Kai Tietz
Michael Snyder
Trevor Smigiel
Anthony Green
Paul Pluzhnikov
Julian Brown
Dave Korn
Chris Demetriou
Thiemo Seufer
M R Swami Reddy
Bob Wilson
Daniel Jacobowitz
Craig Silverstein