Commit graph

42 commits

Author SHA1 Message Date
Alan Modra
b90efa5b79 ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
Matthew Fortune
351cdf24d2 [MIPS] Implement O32 FPXX, FP64 and FP64A ABI extensions
Specification:
https://dmz-portal.mips.com/wiki/MIPS_O32_ABI_-_FR0_and_FR1_Interlinking

include/

	* elf/mips.h (PT_MIPS_ABIFLAGS, SHT_MIPS_ABIFLAGS): Define.
	(Val_GNU_MIPS_ABI_FP_OLD_64): Rename from Val_GNU_MIPS_ABI_FP_64.
	(Val_GNU_MIPS_ABI_FP_64): Redefine.
	(Val_GNU_MIPS_ABI_FP_XX): Define.
	(Elf_External_ABIFlags_v0, Elf_Internal_ABIFlags_v0): New structures.
	(AFL_REG_NONE, AFL_REG_32, AFL_REG_64, AFL_REG_128): Define.
	(AFL_ASE_DSP, AFL_ASE_DSPR2, AFL_ASE_EVA, AFL_ASE_MCU): Likewise.
	(AFL_ASE_MDMX, AFL_ASE_MIPS3D, AFL_ASE_MT, AFL_ASE_SMARTMIPS): Likewise.
	(AFL_ASE_VIRT, AFL_ASE_MSA, AFL_ASE_MIPS16): Likewise.
	(AFL_ASE_MICROMIPS, AFL_ASE_XPA): Likewise.
	(AFL_EXT_XLR, AFL_EXT_OCTEON2, AFL_EXT_OCTEONP): Likewise.
	(AFL_EXT_LOONGSON_3A, AFL_EXT_OCTEON, AFL_EXT_5900): Likewise.
	(AFL_EXT_4650, AFL_EXT_4010, AFL_EXT_4100, AFL_EXT_3900): Likewise.
	(AFL_EXT_10000, AFL_EXT_SB1, AFL_EXT_4111, AFL_EXT_4120): Likewise.
	(AFL_EXT_5400, AFL_EXT_5500, AFL_EXT_LOONGSON_2E): Likewise.
	(AFL_EXT_LOONGSON_2F): Likewise.
	(bfd_mips_elf_swap_abiflags_v0_in): Prototype.
	(bfd_mips_elf_swap_abiflags_v0_out): Likewise.
	(bfd_mips_isa_ext): Likewise.

bfd/

	* elfxx-mips.c (ABI_O32_P, MIPS_ELF_ABIFLAGS_SECTION_NAME_P): New macro.
	(mips_elf_obj_tdata): Add abiflags and abiflags_valid fields.
	(bfd_mips_elf_swap_abiflags_v0_in): New function.
	(bfd_mips_elf_swap_abiflags_v0_out): Likewise.
	(_bfd_mips_elf_section_from_shdr): Handle SHT_MIPS_ABIFLAGS.
	(_bfd_mips_elf_fake_sections): Likewise.
	(_bfd_mips_elf_always_size_sections): Handle .MIPS.abiflags.
	(_bfd_mips_elf_additional_program_headers): Account for new
	PT_MIPS_ABIFLAGS program header.
	(_bfd_mips_elf_modify_segment_map): Create PT_MIPS_ABIFLAGS segment and
	associate with .MIPS.abiflags.
	(_bfd_mips_elf_gc_mark_extra_sections): New function.
	(bfd_mips_isa_ext, update_mips_abiflags_isa): New static function.
	(infer_mips_abiflags): Likewise.
	(_bfd_mips_elf_final_link): Handle .MIPS.abiflags.
	(mips_32bit_flags_p): Moved higher.
	(mips_elf_merge_obj_attributes, _bfd_mips_fp_abi_string): Error
	checking for FP ABIs.
	(_bfd_mips_elf_merge_private_bfd_data): Restructure and add abiflags
	checks.  Check EF_MIPS_FP64 flag consistency.
	(print_mips_ases, print_mips_isa_ext): New static function.
	(print_mips_fp_abi_value, get_mips_reg_size): Likewise.
	(_bfd_mips_elf_print_private_bfd_data): Display abiflags data.
	(_bfd_mips_post_process_headers): Set EI_ABIVERSION = 3 for
	Val_GNU_MIPS_ABI_FP_64 or Val_GNU_MIPS_ABI_FP_64A.
	* elfxx-mips.h (_bfd_mips_elf_gc_mark_extra_sections): New prototype.
	* elf32-mips.c (elf_backend_gc_mark_extra_sections): Implement.
	* elfn32-mips.c (elf_backend_gc_mark_extra_sections): Implement.
	* elf64-mips.c (elf_backend_gc_mark_extra_sections): Implement.

binutils/

	* readelf.c (get_mips_segment_type): Display name for PT_MIPS_ABIFLAGS.
	(get_mips_section_type_name): Display name for SHT_MIPS_ABIFLAGS.
	(display_mips_gnu_attribute): Abstracted fp abi printing to...
	(print_mips_fp_abi_value): New static function. Handle new FP ABIs.
	(print_mips_ases, print_mips_isa_ext): New static functions.
	(get_mips_reg_size): Likewise.
	(process_mips_specific): Display abiflags data.

elfcpp/

	* elfcpp.h (PT_MIPS_ABIFLAGS): New program header type.

gas/

	* config/tc-mips.c (mips_flags_frag): New static global.
	(struct mips_set_options): Add oddspreg field.
	(file_mips_opts, mips_opts): Initialize oddspreg.
	(ISA_HAS_ODD_SINGLE_FPR): Add CPU argument and update for R5900 and
	Loongson-3a.
	(enum options, md_longopts, md_parse_option): Add -mfpxx, -modd-spreg
	and -mno-odd-spreg options.
	(md_begin): Create .MIPS.abiflags section.
	(fpabi_incompatible_with, fpabi_requires): New static function.
	(check_fpabi): Likewise.
	(mips_check_options): Handle fp=xx and oddspreg restrictions.
	(file_mips_check_options): Set oddspreg by default for fp=xx.
	(mips_oddfpreg_ok): Re-write function.
	(check_regno): Check odd numbered registers regardless of FPR size.
	For fp != 32 use as_bad instead of as_warn.
	(match_float_constant): Rewrite check regarding FP register width.  Add
	support for generating constants when MXHC1 is present.  Handle fp=xx
	to comply with the ABI.
	(macro): Update M_LI_DD similarly to match_float_constant.  Generate
	MTHC1 when available.  Check that correct code can be generated for
	fp=xx and fp=64 ABIs.
	(parse_code_option, s_mipsset): Add fp=xx, oddspreg and nooddspreg
	options.
	(mips_convert_ase_flags): New static function.
	(mips_elf_final_processing): Use fpabi == Val_GNU_MIPS_ABI_FP_OLD_64
	to determine when to add the EF_MIPS_FP64 flag.  Populate the
	.MIPS.abiflags section.
	(md_mips_end): Update .gnu_attribute based on command line and .module
	as applicable.  Use check_fpabi to ensure .gnu.attribute and command
	line/.module options are consistent.
	* doc/as.texinfo: Add missing -mgp64/-mfp64 options and document new
	-mfpxx, -modd-spreg and -mno-odd-spreg options.
	* doc/c-mips.texi: Document -mfpxx, -modd-spreg, -mno-odd-spreg,
	gnu_attribute values and FP ABIs.

ld/

	* emulparams/elf32bmip.sh: Add .MIPS.abiflags.
	* emulparams/elf32bmipn32-defs.sh: Likewise.
	* emulparams/elf64bmip-defs.sh: Likewise.

opcodes/

	* micromips-opc.c (COD, LCD) New macros.
	(cfc1, ctc1): Remove FP_S attribute.
	(dmfc1, mfc1, mfhc1): Add LCD attribute.
	(dmtc1, mtc1, mthc1): Add COD attribute.
	* mips-opc.c (cfc1, cftc1, ctc, cttc1): Remove FP_S attribute.

binutils/testsuite/

	* binutils-all/readelf.s: Account for .MIPS.abiflags and
	.gnu.attributes.
	* binutils-all/readelf.ss-tmips: Likewise.
	* binutils-all/strip-3.d: Likewise.

gas/testsuite/

	* gas/mips/attr-gnu-4-0.d: New.
	* gas/mips/attr-gnu-4-0.s: Likewise.
	* gas/mips/attr-gnu-4-1-mfp32.l: Likewise.
	* gas/mips/attr-gnu-4-1-mfp32.s: Likewise.
	* gas/mips/attr-gnu-4-1-mfp64.l: Likewise.
	* gas/mips/attr-gnu-4-1-mfp64.s: Likewise.
	* gas/mips/attr-gnu-4-1-mfpxx.s: Likewise.
	* gas/mips/attr-gnu-4-1-msingle-float.l: Likewise.
	* gas/mips/attr-gnu-4-1-msingle-float.s: Likewise.
	* gas/mips/attr-gnu-4-1-msoft-float.l: Likewise.
	* gas/mips/attr-gnu-4-1-msoft-float.s: Likewise.
	* gas/mips/attr-gnu-4-1.d: Likewise.
	* gas/mips/attr-gnu-4-1.s: Likewise.
	* gas/mips/attr-gnu-4-2-mdouble-float.l: Likewise.
	* gas/mips/attr-gnu-4-2-mdouble-float.s: Likewise.
	* gas/mips/attr-gnu-4-2-msoft-float.l: Likewise.
	* gas/mips/attr-gnu-4-2-msoft-float.s: Likewise.
	* gas/mips/attr-gnu-4-2.d: Likewise.
	* gas/mips/attr-gnu-4-2.s: Likewise.
	* gas/mips/attr-gnu-4-3-mhard-float.l: Likewise.
	* gas/mips/attr-gnu-4-3-mhard-float.s: Likewise.
	* gas/mips/attr-gnu-4-3.d: Likewise.
	* gas/mips/attr-gnu-4-3.s: Likewise.
	* gas/mips/attr-gnu-4-4.l: Likewise.
	* gas/mips/attr-gnu-4-4.s: Likewise.
	* gas/mips/attr-gnu-4-5-64.l: Likewise.
	* gas/mips/attr-gnu-4-5-64.s: Likewise.
	* gas/mips/attr-gnu-4-5.d: Likewise.
	* gas/mips/attr-gnu-4-5.l: Likewise.
	* gas/mips/attr-gnu-4-5.s: Likewise.
	* gas/mips/attr-gnu-4-6-64.l: Likewise.
	* gas/mips/attr-gnu-4-6-64.s: Likewise.
	* gas/mips/attr-gnu-4-6.d: Likewise.
	* gas/mips/attr-gnu-4-6.l: Likewise.
	* gas/mips/attr-gnu-4-6.s: Likewise.
	* gas/mips/attr-gnu-4-6-msingle-float.l: Likewise.
	* gas/mips/attr-gnu-4-6-msingle-float.s: Likewise.
	* gas/mips/attr-gnu-4-6-msoft-float.l: Likewise.
	* gas/mips/attr-gnu-4-6-msoft-float.s: Likewise.
	* gas/mips/attr-gnu-4-6-noodd.l: Likewise.
	* gas/mips/attr-gnu-4-6-noodd.s: Likewise.
	* gas/mips/attr-gnu-4-7-64.l: Likewise.
	* gas/mips/attr-gnu-4-7-64.s: Likewise.
	* gas/mips/attr-gnu-4-7-msingle-float.l: Likewise.
	* gas/mips/attr-gnu-4-7-msingle-float.s: Likewise.
	* gas/mips/attr-gnu-4-7-msoft-float.l: Likewise.
	* gas/mips/attr-gnu-4-7-msoft-float.s: Likewise.
	* gas/mips/attr-gnu-4-7-odd.l: Likewise.
	* gas/mips/attr-gnu-4-7-odd.s: Likewise.
	* gas/mips/attr-gnu-4-7.d: Likewise.
	* gas/mips/attr-gnu-4-7.l: Likewise.
	* gas/mips/attr-gnu-4-7.s: Likewise.
	* gas/mips/attr-none-double.d: Likewise.
	* gas/mips/attr-none-o32-fp64.d: Likewise.
	* gas/mips/attr-none-o32-fp64-nooddspreg.d
	* gas/mips/attr-none-o32-fpxx.d: Likewise.
	* gas/mips/attr-none-single-float.d: Likewise.
	* gas/mips/attr-none-soft-float.d: Likewise.
	* gas/mips/elf_arch_mips32r3.d: Likewise.
	* gas/mips/elf_arch_mips32r5.d: Likewise.
	* gas/mips/elf_arch_mips64r3.d: Likewise.
	* gas/mips/elf_arch_mips64r5.d: Likewise.
	* gas/mips/li-d.d: Likewise.
	* gas/mips/li-d.s: Likewise.
	* gas/mips/module-check-warn.l: Likewise.
	* gas/mips/module-check-warn.s: Likewise.
	* gas/mips/module-check.d: Likewise.
	* gas/mips/module-check.s: Likewise.
	* gas/mips/module-mfp32.d: Likewise.
	* gas/mips/module-mfp32.s: Likewise.
	* gas/mips/module-mfp64.d: Likewise.
	* gas/mips/module-mfp64.s: Likewise.
	* gas/mips/module-mfp64-noodd.d: Likewise.
	* gas/mips/module-mfp64-noodd.s: Likewise.
	* gas/mips/module-mfpxx.d: Likewise.
	* gas/mips/module-mfpxx.s: Likewise.
	* gas/mips/module-msingle-float.d: Likewise.
	* gas/mips/module-msingle-float.s: Likewise.
	* gas/mips/module-msoft-float.d: Likewise.
	* gas/mips/module-msoft-float.s: Likewise.
	* gas/mips/module-set-mfpxx.d: Likewise.
	* gas/mips/module-set-mfpxx.s: Likewise.
	* gas/mips/fpxx-oddfpreg.d: Likewise.
	* gas/mips/fpxx-oddfpreg.l: Likewise.
	* gas/mips/fpxx-oddfpreg.s: Likewise.
	* gas/mips/no-odd-spreg.d: Likewise.
	* gas/mips/odd-spreg.d: Likewise.
	* gas/elf/section2.e-mips: Adjust expected output.
	* gas/mips/attr-gnu-abi-fp-1.d: Likewise.
	* gas/mips/attr-gnu-abi-msa-1.d: Likewise.
	* gas/mips/call-nonpic-1.d: Likewise.
	* gas/mips/elf_arch_mips1.d: Likewise.
	* gas/mips/elf_arch_mips2.d: Likewise.
	* gas/mips/elf_arch_mips3.d: Likewise.
	* gas/mips/elf_arch_mips32.d: Likewise.
	* gas/mips/elf_arch_mips32r2.d: Likewise.
	* gas/mips/elf_arch_mips4.d: Likewise.
	* gas/mips/elf_arch_mips5.d: Likewise.
	* gas/mips/elf_arch_mips64.d: Likewise.
	* gas/mips/elf_arch_mips64r2.d: Likewise.
	* gas/mips/elf_ase_micromips-2.d: Likewise.
	* gas/mips/elf_ase_micromips.d: Likewise.
	* gas/mips/elf_ase_mips16-2.d: Likewise.
	* gas/mips/elf_ase_mips16.d: Likewise.
	* gas/mips/module-defer-warn1.d: Likewise.
	* gas/mips/module-override.d: Likewise.
	* gas/mips/n32-consec.d: Likewise.
	* gas/mips/nan-2008-1.d: Likewise.
	* gas/mips/nan-2008-2.d: Likewise.
	* gas/mips/nan-2008-3.d: Likewise.
	* gas/mips/nan-2008-4.d: Likewise.
	* gas/mips/nan-legacy-1.d: Likewise.
	* gas/mips/nan-legacy-2.d: Likewise.
	* gas/mips/nan-legacy-3.d: Likewise.
	* gas/mips/nan-legacy-4.d: Likewise.
	* gas/mips/nan-legacy-5.d: Likewise.
	* gas/mips/tmips16-e.d: Likewise.
	* gas/mips/tmips16-f.d: Likewise.
	* gas/mips/tmipsel16-e.d: Likewise.
	* gas/mips/tmipsel16-f.d: Likewise.
	* gas/testsuite/gas/mips/mips.exp: Add new tests.

ld/testsuite/

	* ld-mips-elf/abiflags-strip1-ph.d: New.
	* ld-mips-elf/abiflags-strip2-ph.d: Likewise.
	* ld-mips-elf/abiflags-strip3-ph.d: Likewise.
	* ld-mips-elf/abiflags-strip4-ph.d: Likewise.
	* ld-mips-elf/abiflags-strip5-ph.d: Likewise.
	* ld-mips-elf/abiflags-strip6-ph.d: Likewise.
	* ld-mips-elf/abiflags-strip7-ph.d: Likewise.
	* ld-mips-elf/abiflags-strip8-ph.d: Likewise.
	* ld-mips-elf/abiflags-strip9-ph.d: Likewise.
	* ld-mips-elf/attr-gnu-4-0-n32-ph.d: Likewise.
	* ld-mips-elf/attr-gnu-4-0-n64-ph.d: Likewise.
	* ld-mips-elf/attr-gnu-4-0-ph.d: Likewise.
	* ld-mips-elf/attr-gnu-4-06.d: Likewise.
	* ld-mips-elf/attr-gnu-4-07.d: Likewise.
	* ld-mips-elf/attr-gnu-4-08.d: Likewise.
	* ld-mips-elf/attr-gnu-4-1-n32-ph.d: Likewise.
	* ld-mips-elf/attr-gnu-4-1-n64-ph.d: Likewise.
	* ld-mips-elf/attr-gnu-4-1-ph.d: Likewise.
	* ld-mips-elf/attr-gnu-4-16.d: Likewise.
	* ld-mips-elf/attr-gnu-4-17.d: Likewise.
	* ld-mips-elf/attr-gnu-4-18.d: Likewise.
	* ld-mips-elf/attr-gnu-4-2-n32-ph.d: Likewise.
	* ld-mips-elf/attr-gnu-4-2-n64-ph.d: Likewise.
	* ld-mips-elf/attr-gnu-4-2-ph.d: Likewise.
	* ld-mips-elf/attr-gnu-4-26.d: Likewise.
	* ld-mips-elf/attr-gnu-4-27.d: Likewise.
	* ld-mips-elf/attr-gnu-4-28.d: Likewise.
	* ld-mips-elf/attr-gnu-4-3-n32-ph.d: Likewise.
	* ld-mips-elf/attr-gnu-4-3-n64-ph.d: Likewise.
	* ld-mips-elf/attr-gnu-4-3-ph.d: Likewise.
	* ld-mips-elf/attr-gnu-4-36.d: Likewise.
	* ld-mips-elf/attr-gnu-4-37.d: Likewise.
	* ld-mips-elf/attr-gnu-4-38.d: Likewise.
	* ld-mips-elf/attr-gnu-4-4-ph.d: Likewise.
	* ld-mips-elf/attr-gnu-4-46.d: Likewise.
	* ld-mips-elf/attr-gnu-4-47.d: Likewise.
	* ld-mips-elf/attr-gnu-4-48.d: Likewise.
	* ld-mips-elf/attr-gnu-4-5-ph.d: Likewise.
	* ld-mips-elf/attr-gnu-4-50.d: Likewise.
	* ld-mips-elf/attr-gnu-4-52.d: Likewise.
	* ld-mips-elf/attr-gnu-4-53.d: Likewise.
	* ld-mips-elf/attr-gnu-4-54.d: Likewise.
	* ld-mips-elf/attr-gnu-4-55.d: Likewise.
	* ld-mips-elf/attr-gnu-4-56.d: Likewise.
	* ld-mips-elf/attr-gnu-4-57.d: Likewise.
	* ld-mips-elf/attr-gnu-4-58.d: Likewise.
	* ld-mips-elf/attr-gnu-4-6-ph.d: Likewise.
	* ld-mips-elf/attr-gnu-4-6.s: Likewise.
	* ld-mips-elf/attr-gnu-4-60.d: Likewise.
	* ld-mips-elf/attr-gnu-4-61.d: Likewise.
	* ld-mips-elf/attr-gnu-4-62.d: Likewise.
	* ld-mips-elf/attr-gnu-4-63.d: Likewise.
	* ld-mips-elf/attr-gnu-4-64.d: Likewise.
	* ld-mips-elf/attr-gnu-4-65.d: Likewise.
	* ld-mips-elf/attr-gnu-4-66.d: Likewise.
	* ld-mips-elf/attr-gnu-4-67.d: Likewise.
	* ld-mips-elf/attr-gnu-4-68.d: Likewise.
	* ld-mips-elf/attr-gnu-4-7-ph.d: Likewise.
	* ld-mips-elf/attr-gnu-4-7.s: Likewise.
	* ld-mips-elf/attr-gnu-4-70.d: Likewise.
	* ld-mips-elf/attr-gnu-4-71.d: Likewise.
	* ld-mips-elf/attr-gnu-4-72.d: Likewise.
	* ld-mips-elf/attr-gnu-4-73.d: Likewise.
	* ld-mips-elf/attr-gnu-4-74.d: Likewise.
	* ld-mips-elf/attr-gnu-4-75.d: Likewise.
	* ld-mips-elf/attr-gnu-4-76.d: Likewise.
	* ld-mips-elf/attr-gnu-4-77.d: Likewise.
	* ld-mips-elf/attr-gnu-4-78.d: Likewise.
	* ld-mips-elf/attr-gnu-4-8.s: Likewise.
	* ld-mips-elf/attr-gnu-4-81.d: Likewise.
	* ld-mips-elf/empty.s: Likewise.
	* ld-mips-elf/attr-gnu-4-00.d: Adjust expected output.
	* ld-mips-elf/attr-gnu-4-01.d: Likewise.
	* ld-mips-elf/attr-gnu-4-02.d: Likewise.
	* ld-mips-elf/attr-gnu-4-03.d: Likewise.
	* ld-mips-elf/attr-gnu-4-04.d: Likewise.
	* ld-mips-elf/attr-gnu-4-05.d: Likewise.
	* ld-mips-elf/attr-gnu-4-10.d: Likewise.
	* ld-mips-elf/attr-gnu-4-11.d: Likewise.
	* ld-mips-elf/attr-gnu-4-14.d: Likewise.
	* ld-mips-elf/attr-gnu-4-15.d: Likewise.
	* ld-mips-elf/attr-gnu-4-2.s: Likewise.
	* ld-mips-elf/attr-gnu-4-20.d: Likewise.
	* ld-mips-elf/attr-gnu-4-22.d: Likewise.
	* ld-mips-elf/attr-gnu-4-24.d: Likewise.
	* ld-mips-elf/attr-gnu-4-25.d: Likewise.
	* ld-mips-elf/attr-gnu-4-3.s: Likewise.
	* ld-mips-elf/attr-gnu-4-30.d: Likewise.
	* ld-mips-elf/attr-gnu-4-33.d: Likewise.
	* ld-mips-elf/attr-gnu-4-34.d: Likewise.
	* ld-mips-elf/attr-gnu-4-35.d: Likewise.
	* ld-mips-elf/attr-gnu-4-40.d: Likewise.
	* ld-mips-elf/attr-gnu-4-41.d: Likewise.
	* ld-mips-elf/attr-gnu-4-42.d: Likewise.
	* ld-mips-elf/attr-gnu-4-43.d: Likewise.
	* ld-mips-elf/attr-gnu-4-44.d: Likewise.
	* ld-mips-elf/attr-gnu-4-45.d: Likewise.
	* ld-mips-elf/attr-gnu-4-5.s: Likewise.
	* ld-mips-elf/attr-gnu-4-51.d: Likewise.
	* ld-mips-elf/attr-gnu-8-00.d: Likewise.
	* ld-mips-elf/attr-gnu-8-01.d: Likewise.
	* ld-mips-elf/attr-gnu-8-02.d: Likewise.
	* ld-mips-elf/attr-gnu-8-10.d: Likewise.
	* ld-mips-elf/attr-gnu-8-11.d: Likewise.
	* ld-mips-elf/attr-gnu-8-20.d: Likewise.
	* ld-mips-elf/attr-gnu-8-22.d: Likewise.
	* ld-mips-elf/jalx-2.dd: Likewise.
	* ld-mips-elf/mips16-pic-1.gd: Likewise.
	* ld-mips-elf/mips16-pic-2.gd: Likewise.
	* ld-mips-elf/mips16-pic-3.gd: Likewise.
	* ld-mips-elf/mips16-pic-4a.gd: Likewise.
	* ld-mips-elf/multi-got-no-shared.d: Likewise.
	* ld-mips-elf/nan-2008.d: Likewise.
	* ld-mips-elf/nan-legacy.d: Rework test.
	* ld-mips-elf/pic-and-nonpic-3a.gd: Likewise.
	* ld-mips-elf/pic-and-nonpic-3b.gd: Likewise.
	* ld-mips-elf/pic-and-nonpic-5b.gd: Likewise.
	* ld-mips-elf/pic-and-nonpic-6.ld: Likewise.
	* ld-mips-elf/rel32-n32.d: Likewise.
	* ld-mips-elf/rel32-o32.d: Likewise.
	* ld-mips-elf/rel64.d: Likewise.
	* ld-mips-elf/tls-multi-got-1.r: Likewise.
	* ld-elf/group.ld: Discard .MIPS.abiflags and .gnu.attributes.
	* ld-elf/orphan-region.ld: Likewise.
	* ld-elf/orphan.ld: Likewise.
	* ld-mips-elf/compressed-plt-1.ld: Likewise.
	* ld-mips-elf/dyn-sec64.ld: Likewise.
	* ld-mips-elf/got-dump-1.ld: Likewise.
	* ld-mips-elf/got-dump-2.ld: Likewise.
	* ld-mips-elf/got-page-1.ld: Likewise.
	* ld-mips-elf/mips-dyn.ld: Likewise.
	* ld-mips-elf/mips-lib.ld: Likewise.
	* ld-mips-elf/pic-and-nonpic-3a.ld: Likewise.
	* ld-mips-elf/pic-and-nonpic-3b.ld: Likewise.
	* ld-mips-elf/pic-and-nonpic-4b.ld: Likewise.
	* ld-mips-elf/pic-and-nonpic-5b.ld: Likewise.
	* ld-mips-elf/region1.t: Likewise.
	* ld-mips-elf/stub-dynsym-1.ld: Likewise.
	* ld-mips-elf/tls-hidden3.ld: Likewise.
	* ld-mips-elf/vxworks1.ld: Likewise.
	* ld-scripts/overlay-size.t: Likewise.
	* ld-mips-elf/elf-rel-got-n32-embed.d: Remove .MIPS.abiflags from
	objects.
	* ld-mips-elf/elf-rel-got-n32.d: Likewise.
	* ld-mips-elf/elf-rel-got-n64-embed.d: Likewise.
	* ld-mips-elf/elf-rel-got-n64-linux.d: Likewise.
	* ld-mips-elf/elf-rel-got-n64.d: Likewise.
	* ld-mips-elf/elf-rel-xgot-n32.d: Likewise.
	* ld-mips-elf/elf-rel-xgot-n32-embed.d: Likewise.
	* ld-mips-elf/elf-rel-xgot-n64.d: Likewise.
	* ld-mips-elf/elf-rel-xgot-n64-linux.d: Likewise.
	* ld-mips-elf/elf-rel-xgot-n64-embed.d: Likewise.
	* ld-mips-elf/mips-elf.exp: Add new tests.
2014-07-29 11:27:59 +01:00
Jing Yu
053a4d680b 2014-07-02 Jing Yu <jingyu@google.com>
Initial patch to enable gold aarch64 backend.

    This patch is just a skeleton which almost does nothing.
    It does not support ILP32 now.

    gold/ChangeLog:
	* aarch64.cc: New file
	* Makefile.am (TARGETSOURCES): Add aarch64.cc
	(ALL_TARGETOBJS): Add aarch64.$(OBJEXT)
	* Makefile.in: Regenerate.
	* configure.tgt: Add entries for aarch64*.
	* configure.ac:  Likewise.
	* configure: Likewise.

    elfcpp/ChangeLog:
	* aarch64.h: New file. New enums for aarch64-elf64 relocations.
	* elfcpp.h (EM_AARCH64, SHT_AARCH64_ATTRIBUTES, PT_AARCH64_ARCHEXT,
	PT_AARCH64_UNWIND): New enum constant.
2014-07-02 16:21:23 -07:00
Christian Svensson
73589c9dbd Remove support for the (deprecated) openrisc and or32 configurations and replace
with support for the new or1k configuration.
2014-04-22 15:57:47 +01:00
Cary Coutant
bfb1f6c316 2014-04-15 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
elfcpp/
	* mips.h (R _MIPS16_TLS_GD, R_MIPS16_TLS_LDM, R_MIPS16_TLS_DTPREL_HI16,
	R_MIPS16_TLS_DTPREL_LO16, R_MIPS16_TLS_GOTTPREL,
	R_MIPS16_TLS_TPREL_HI16, R_MIPS16_TLS_TPREL_LO16, R_MICROMIPS_26_S1,
	R_MICROMIPS_HI16, R_MICROMIPS_LO16, R_MICROMIPS_GPREL16,
	R_MICROMIPS_LITERAL, R_MICROMIPS_GOT16, R_MICROMIPS_PC7_S1,
	R_MICROMIPS_PC10_S1, R_MICROMIPS_PC16_S1, R_MICROMIPS_CALL16,
	R_MICROMIPS_GOT_DISP, R_MICROMIPS_GOT_PAGE, R_MICROMIPS_GOT_OFST,
	R_MICROMIPS_GOT_HI16, R_MICROMIPS_GOT_LO16, R_MICROMIPS_SUB,
	R_MICROMIPS_HIGHER, R_MICROMIPS_HIGHEST, R_MICROMIPS_CALL_HI16,
	R_MICROMIPS_CALL_LO16, R_MICROMIPS_SCN_DISP, R_MICROMIPS_JALR,
	R_MICROMIPS_HI0_LO16, R_MICROMIPS_TLS_GD, R_MICROMIPS_TLS_LDM,
	R_MICROMIPS_TLS_DTPREL_HI16, R_MICROMIPS_TLS_DTPREL_LO16,
	R_MICROMIPS_TLS_GOTTPREL, R_MICROMIPS_TLS_TPREL_HI16,
	R_MICROMIPS_TLS_TPREL_LO16, R_MICROMIPS_GPREL7_S2,
	R_MICROMIPS_PC23_S20, R_MIPS_EH): New enums for relocations (mips16 and
	micromips).
	(STO_MIPS_FLAGS): New enum constant.
	(elf_st_is_mips16): New function.
	(elf_st_is_micromips): New function.
	(is_micromips): New function.
	(abi_n32): New function.
	(abi_n64): New function.
	(ODK_NULL, ODK_REGINFO, ODK_EXCEPTIONS, ODK_PAD, ODK_HWPATCH, ODK_FILL,
	ODK_TAGS, ODK_HWAND, ODK_HWOR, ODK_GP_GROUP, ODK_IDENT): New enum
	constants.
	* elfcpp.h (SHT_MIPS_OPTIONS): New enum constant.
2014-04-15 12:09:44 -07:00
Alan Modra
4b95cf5c0c Update copyright years 2014-03-05 22:16:15 +10:30
Walter Lee
5c0b3823c6 Add support for tilegx in gold.
* configure.ac (ENABLE_GOLD): support tilegx*
	* configure: rebuild
elfcpp:
	* tilegx.h: New file.
	* elfcpp.h: add EM_TILEGX.
gold:
	* tilegx.cc: New file.
	* Makefile.am (TARGETSOURCES): Add tilegx.cc
	(ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
	* configure.tgt: Add entries for tilegx*.
	* configure.ac: Likewise.
	* Makefile.in: Rebuild.
	* configure: Likewise.
	* testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
	tilegx.
2012-09-15 17:11:28 +00:00
Ian Lance Taylor
d3c258602e * mips.h: New file
* elfcpp.h (SHT_MIPS_REGINFO): New enums for processor-specific flags.
	(SHF_MIPS_GPREL): Likewise.
	(PT_MIPS_REGINFO, PT_MIPS_RTPROC, PT_MIPS_OPTIONS): Likewise.
	(DT_MIPS_RLD_VERSION, DT_MIPS_TIME_STAMP, DT_MIPS_ICHECKSUM,
	 DT_MIPS_IVERSION, DT_MIPS_FLAGS, DT_MIPS_BASE_ADDRESS, DT_MIPS_MSYM,
	 DT_MIPS_CONFLICT, DT_MIPS_LIBLIST, DT_MIPS_LOCAL_GOTNO,
	 DT_MIPS_CONFLICTNO, DT_MIPS_LIBLISTNO, DT_MIPS_SYMTABNO,
	 DT_MIPS_UNREFEXTNO, DT_MIPS_GOTSYM, DT_MIPS_HIPAGENO, DT_MIPS_RLD_MAP,
	 DT_MIPS_DELTA_CLASS, DT_MIPS_DELTA_CLASS_NO, DT_MIPS_DELTA_INSTANCE,
	 DT_MIPS_DELTA_INSTANCE_NO, DT_MIPS_DELTA_RELOC, DT_MIPS_DELTA_RELOC_NO,
	 DT_MIPS_DELTA_SYM, DT_MIPS_DELTA_SYM_NO, DT_MIPS_DELTA_CLASSSYM,
	 DT_MIPS_DELTA_CLASSSYM_NO, DT_MIPS_CXX_FLAGS, DT_MIPS_PIXIE_INIT,
	 DT_MIPS_SYMBOL_LIB, DT_MIPS_LOCALPAGE_GOTIDX, DT_MIPS_LOCAL_GOTIDX,
	 DT_MIPS_HIDDEN_GOTIDX, DT_MIPS_PROTECTED_GOTIDX, DT_MIPS_OPTIONS,
	 DT_MIPS_INTERFACE, DT_MIPS_DYNSTR_ALIGN, DT_MIPS_INTERFACE_SIZE,
	 DT_MIPS_RLD_TEXT_RESOLVE_ADDR, DT_MIPS_PERF_SUFFIX,
	 DT_MIPS_COMPACT_SIZE, DT_MIPS_GP_VALUE, DT_MIPS_AUX_DYNAMIC,
	 DT_MIPS_PLTGOT, DT_MIPS_RWPLT): Likewise.
2012-01-28 01:04:22 +00:00
Ian Lance Taylor
c110c91fee * elfcpp.h (STT_GNU_IFUNC): Add comment. 2012-01-28 00:59:27 +00:00
Thomas Schwinge
9c55345c8c ELFOSABI_GNU
bfd/
	* elf.c (_bfd_elf_set_osabi): Use ELFOSABI_GNU name instead of
	ELFOSABI_LINUX alias.
	* elf32-hppa.c: Likewise.
	* elf32-i370.c: Likewise.
	* elf64-hppa.c: Likewise.

	binutils/
	* elfedit.c (osabis): Use ELFOSABI_GNU name instead of ELFOSABI_LINUX
	alias and ELFOSABI_HURD.  Add GNU alias.
	* readelf.c (get_osabi_name, get_symbol_binding, get_symbol_type):
	Likewise.
	* doc/binutils.texi <elfedit>: Update accordingly.

	elfcpp/
	* elfcpp.h (ELFOSABI): Add ELFOSABI_GNU with value of ELFOSABI_LINUX,
	keep ELFOSABI_LINUX as an alias.  Remove ELFOSABI_HURD.

	gas/
	* config/obj-elf.c (obj_elf_type): Use ELFOSABI_GNU name instead of
	ELFOSABI_LINUX alias.
	* config/tc-ia64.c: Likewise.

	include/elf/
	* common.h (ELFOSABI_GNU): Define, replaces...
	(ELFOSABI_LINUX): ... this, kept as an alias.
	(ELFOSABI_HURD): Remove.

	ld/testsuite/
	* ld-ifunc/ifunc.exp: Update for changed output.
	* ld-unique/unique.exp: Likewise.
2011-07-03 13:37:09 +00:00
Cary Coutant
84a3e6771f * elfcpp.h (enum SHT): Add SHT_GNU_INCREMENTAL_GOT_PLT. 2010-08-12 22:18:14 +00:00
Cary Coutant
09ec0418c0 elfcpp/ChangeLog:
* elfcpp.h (enum SHT): Add SHT_GNU_INCREMENTAL_SYMTAB,
	SHT_GNU_INCREMENTAL_RELOCS.

gold/ChangeLog:

	* archive.cc: Include incremental.h.
	(Archive::Archive): Initialize incremental_info_.
	(Archive::include_member): Record archive members in incremental info.
	(Add_archive_symbols::run): Record begin and end of an archive in
	incremental info.
	(Lib_group::include_member): Record objects in incremental info.
	* archive.h (Incremental_archive_entry): Forward declaration.
	(Archive::set_incremental_info): New member function.
	(Archive::incremental_info): New member function.
	(Archive::Unused_symbol_iterator): New class.
	(Archive::unused_symbols_begin): New member function.
	(Archive::unused_symbols_end): New member function.
	(Archive::incremental_info_): New data member.
	* incremental-dump.cc (find_input_containing_global): New function.
	(dump_incremental_inputs): Dump new incremental info sections.
	* incremental.cc: Include symtab.h.
	(Output_section_incremental_inputs): New class.
	(Sized_incremental_binary::do_find_incremental_inputs_sections): Support
	new incremental info sections.
	(Sized_incremental_binary::do_check_inputs): Likewise.
	(Incremental_inputs::report_archive): Remove.
	(Incremental_inputs::report_archive_begin): New function.
	(Incremental_inputs::report_archive_end): New function.
	(Incremental_inputs::report_object): New function.
	(Incremental_inputs::finalize_inputs): Remove.
	(Incremental_inputs::report_input_section): New function.
	(Incremental_inputs::report_script): Rewrite.
	(Incremental_inputs::finalize): Do nothing but finalize string table.
	(Incremental_inputs::create_incremental_inputs_section_data): Remove.
	(Incremental_inputs::sized_create_inputs_section_data): Remove.
	(Incremental_inputs::create_data_sections): New function.
	(Incremental_inputs::relocs_entsize): New function.
	(Output_section_incremental_inputs::set_final_data_size): New function.
	(Output_section_incremental_inputs::do_write): New function.
	(Output_section_incremental_inputs::write_header): New function.
	(Output_section_incremental_inputs::write_input_files): New function.
	(Output_section_incremental_inputs::write_info_blocks): New function.
	(Output_section_incremental_inputs::write_symtab): New function.
	* incremental.h (Incremental_script_entry): Forward declaration.
	(Incremental_object_entry): Forward declaration.
	(Incremental_archive_entry): Forward declaration.
	(Incremental_inputs): Forward declaration.
	(Incremental_inputs_header_data): Remove.
	(Incremental_inputs_header): Remove.
	(Incremental_inputs_header_write): Remove.
	(Incremental_inputs_entry_data): Remove.
	(Incremental_inputs_entry): Remove.
	(Incremental_inputs_entry_write): Remove.
	(enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
	(Incremental_binary::find_incremental_inputs_sections): Add parameters.
	(Incremental_binary::do_find_incremental_inputs_sections): Likewise.
	(Sized_ncremental_binary::do_find_incremental_inputs_sections):
	Likewise.
	(Incremental_input_entry): New class.
	(Incremental_script_entry): New class.
	(Incremental_object_entry): New class.
	(Incremental_archive_entry): New class.
	(Incremental_inputs::Incremental_inputs): Initialize new data members.
	(Incremental_inputs::report_inputs): Remove.
	(Incremental_inputs::report_archive): Remove.
	(Incremental_inputs::report_archive_begin): New function.
	(Incremental_inputs::report_archive_end): New function.
	(Incremental_inputs::report_object): Change prototype.
	(Incremental_inputs::report_input_section): New function.
	(Incremental_inputs::report_script): Change prototype.
	(Incremental_inputs::get_reloc_count): New function.
	(Incremental_inputs::set_reloc_count): New function.
	(Incremental_inputs::create_data_sections): New function.
	(Incremental_inputs::create_incremental_inputs_section_data): Remove.
	(Incremental_inputs::inputs_section): New function.
	(Incremental_inputs::symtab_section): New function.
	(Incremental_inputs::relocs_section): New function.
	(Incremental_inputs::get_stringpool): Add const.
	(Incremental_inputs::command_line): Add const.
	(Incremental_inputs::inputs): Remove.
	(Incremental_inputs::command_line_key): New function.
	(Incremental_inputs::input_file_count): New function.
	(Incremental_inputs::input_files): New function.
	(Incremental_inputs::relocs_entsize): New function.
	(Incremental_inputs::sized_create_inputs_section_data): Remove.
	(Incremental_inputs::finalize_inputs): Remove.
	(Incremental_inputs::Input_info): Remove.
	(Incremental_inputs::lock_): Remove.
	(Incremental_inputs::inputs_): Change type.
	(Incremental_inputs::inputs_map_): Remove.
	(Incremental_inputs::current_object_entry_): New data member.
	(Incremental_inputs::inputs_section_): New data member.
	(Incremental_inputs::symtab_section_): New data member.
	(Incremental_inputs::relocs_section_): New data member.
	(Incremental_inputs::reloc_count_): New data member.
	(Incremental_inputs_reader): New class.
	(Incremental_symtab_reader): New class.
	(Incremental_relocs_reader): New class.
	* layout.cc (Layout::finalize): Move finalization of incremental info
	and creation of incremental info sections to follow finalization of
	symbol table.  Set offsets for postprocessing sections.
	(Layout::create_incremental_info_sections): Call
	Incremental_inputs::create_data_sections.  Add incremental symtab
	and relocs sections.  Set sh_entsize and sh_link fields.  Arrange for
	sections to layout after input sections.
	* layout.h (struct Timespec): Forward declaration.
	(Layout::incremental_inputs): Add const.
	(Layout::create_incremental_info_sections): Add parameter.
	* main.cc (main): Remove call to Incremental_inputs::report_inputs.
	* object.cc: Include incremental.h.
	(Relobj::finalize_incremental_relocs): New function.
	(Sized_relobj::do_layout): Record input sections in incremental info.
	* object.h (Object::output_section): New function.
	(Object::output_section_offset): Moved from Relobj.
	(Object::get_incremental_reloc_base): New function.
	(Object::get_incremental_reloc_count): New function.
	(Object::do_output_section): New function.
	(Object::do_output_section_offset): Moved from Relobj.
	(Object::do_get_incremental_reloc_base): New function.
	(Object::do_get_incremental_reloc_count): New function.
	(Object::Object): Initialize new data members.
	(Relobj::output_section): Renamed do_output_section and moved to
	protected.
	(Relobj::output_section_offset): Moved to Object.
	(Relobj::do_get_incremental_reloc_base): New function.
	(Relobj::do_get_incremental_reloc_count): New function.
	(Relobj::allocate_incremental_reloc_counts): New function.
	(Relobj::count_incremental_reloc): New function.
	(Relobj::finalize_incremental_relocs): New function.
	(Relobj::next_incremental_reloc_index): New function.
	(Relobj::reloc_counts_): New data member.
	(Relobj::reloc_bases_): New data member.
	(Sized_relobj::do_relocate_sections): Add parameter.  Change caller.
	(Sized_relobj::relocate_sections): Add parameter.  Change all callers.
	(Sized_relobj::incremental_relocs_scan): New function.
	(Sized_relobj::incremental_relocs_scan_reltype): New function.
	(Sized_relobj::incremental_relocs_write): New function.
	(Sized_relobj::incremental_relocs_write_reltype): New function.
	* plugin.cc (Plugin_manager::add_input_file): Rewrite test for
	incremental link.
	* readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
	archives and object files elsewhere.
	(Add_symbols::run): Report object files here.
	(Finish_group::run): Report end of archive at end of group.
	* reloc.cc: Include layout.h, incremental.h.
	(Sized_relobj::do_read_relocs): Need relocations for incremental link.
	(Sized_relobj::do_scan_relocs): Record relocations for incremental link.
	(Sized_relobj::incremental_relocs_scan): New function.
	(Sized_relobj::incremental_relocs_scan_reltype): New function.
	(Sized_relobj::do_relocate_sections): Write incremental relocations.
	(Sized_relobj::incremental_relocs_write): New function.
	(Sized_relobj::incremental_relocs_write_reltype): New function.
	* script.cc (read_input_script): Rewrite test for incremental link.
	Change call to Incremental_inputs::report_script.
	* symtab.h (Symbol_table::first_global_index): New function.
	(Symbol_table::output_count): New function.
2010-08-12 22:01:11 +00:00
Rainer Orth
44ec90b93b include:
* elf/common.h (VER_FLG_*): Document.
	(VER_FLG_INFO): Define.

	gold:
	* dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
	function, is_info_ member.
	* dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
	(Versions::Versions): Update caller.
	(Versions::define_base_version): Likewise.
	(Versions::add_def): Likewise.

	elfcpp:
	* elfcpp.h (VER_FLG_INFO): Define.

	binutils:
	* readelf.c (get_ver_flags): Handle VER_FLG_INFO.
2010-03-05 21:04:59 +00:00
Ian Lance Taylor
5696ab0b73 elfcpp/:
* elfcpp.h (PN_XNUM): Define.
gold/:
	* output.cc (Output_section_headers::do_sized_write): Write large
	segment count to sh_info field.
	(Output_file_header::do_sized_write): For large segment count,
	write PN_XNUM to e_phnum field.
2010-01-19 17:55:49 +00:00
Ian Lance Taylor
f77507bd98 * elfcpp.h: Remove trailing commas from enum definitions. 2009-11-03 15:12:03 +00:00
Doug Kwan
d5b40221bc 2009-10-30 Doug Kwan <dougkwan@google.com>
elfcpp/ChangeLog:
	* arm.h (EF_ARM_BE8, EF_ARM_EABIMASK, EF_ARM_EABI_UNKNOWN,
	EF_ARM_EABI_VER1, EF_ARM_EABI_VER2, EF_ARM_EABI_VER3,
	EF_ARM_EABI_VER4, EF_ARM_EABI_VER5): New enums for processor-specific
	flags.
	(arm_eabi_version): New inline function.
	* elfcpp.h: Add a comment about DT_ENCODING.

gold/ChangeLog:
	* arm.cc (Arm_relobj::processor_specific_flags): New method
	definition.
	(Arm_relobj::do_read_symbols): New method declaration.
	(Arm_relobj::processor_specific_flags_): New data member declaration.
	(Arm_dynobj): New class definition.
	(Target_arm::do_finalize_sections): Add input_objects parameter.
	(Target_arm::do_adjust_elf_header): New method declaration.
	(Target_arm::are_eabi_versions_compatible,
	(Target_arm::merge_processor_specific_flags): New method declaration.
	(Target_arm::do_make_elf_object): New overloaded method definitions
	and declaration.
	(Arm_relobj::do_read_symbols): New method definition.
	(Arm_dynobj::do_read_symbols): Ditto.
	(Target_arm::do_finalize_sections): Add input_objects parameters.
	Merge processor-specific flags from all input objects.
	(Target_arm::are_eabi_versions_compatible,
	Target_arm::merge_processor_specific_flags,
	Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
	New method definitions.
	* i386.cc (Target_i386::do_finalize_sections): Add unnamed
	Input_objects pointer type parameter.
	* layout.cc (Layout::finalize): Pass input objects to target's.
	finalize_sections function.
	* output.cc (Output_file_header::do_sized_write): Set ELF file
	header's processor-specific flags.
	* powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
	Input_objects pointer type parameter.
	* sparc.cc (Target_sparc::do_finalize_sections): Same.
	* target.h (Input_objects): New forward class declaration.
	(Target::processor_specific_flags,
	Target::are_processor_specific_flags_sect): New method definitions.
	(Target::finalize_sections): Add input_objects parameter.
	(Target::Target): Initialize processor_specific_flags_ and
	are_processor_specific_flags_set_.
	(Target::do_finalize_sections): Add unnamed Input_objects pointer type
	parameter.
	(Target::set_processor_specific_flags): New method definition.
	(Target::processor_specific_flags_,
	Target::are_processor_specific_flags_set_): New data member
	declarations.
	* x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
	Input_objects pointer type parameter.
2009-10-30 18:49:59 +00:00
Doug Kwan
f2e3d4e2ec 2009-10-16 Doug Kwan <dougkwan@google.com>
* elfcpp/elfcpp.h (DT_PREINIT_ARRAY): Correct enum value.
2009-10-16 23:07:23 +00:00
Nick Clifton
3e7a7d11f1 * config/obj-elf.c (obj_elf_type): Add code to support a type of
gnu_unique_object.
        * doc/as.texinfo: Document new feature of .type directive.
        * NEWS: Mention support for gnu_unique_object symbol type.

        * common.h (STB_GNU_UNIQUE): Define.

        * NEWS: Mention the linker's support for symbols with a binding of
        STB_GNU_UNIQUE.

        * gas/elf/type.s: Add unique global symbol definition.
        * gas/elf/type.e: Add expected readelf output for global unique
        symbol.

        * elfcpp.h (enum STB): Add STB_GNU_UNIQUE.

        * readelf.c (get_symbol_binding): For Linux targeted files return
        UNIQUE for symbols with the STB_GNU_UNIQUE binding.
        * doc/binutils.texi: Document the meaning of the 'u' symbol
        binding in the output of nm and objdump --syms.

        * elf-bfd.h (struct elf_link_hash_entry): Add unique_global field.
        * elf.c (swap_out_syms): Set binding to STB_GNU_UNIQUE for symbols
        with the BSF_GNU_UNIQUE flag bit set.
        * elfcode.h (elf_slurp_symbol_table): Set the BSF_GNU_UNIQUE flag
        for symbols with STB_GNU_UNIQUE binding.
        * elflink.c (_bfd_elf_merge_symbol): Set unique_global for symbols
        with the STB_GNU_UNIQUE binding.
        (elf_link_add_object_symbols): Set the BSF_GNU_UNIQUE flag for
        symbols with STB_GNU_UNIQUE binding.  Set STB_GNU_UNIQUE for
        symbols with the unique_global field set.
        (elf_link_output_extsym): Set unique_global field for symbols with
        the STB_GNU_UNIQUE binding.
        * syms.c (struct bfd_symbol): Define BSF_GNU_UNIQUE flag bit.
        (bfd_print_symbol_vandf): Print a 'u' character for BSF_GNU_UNIQUE
        symbols.
        (bfd_decode_symclass): Return a 'u' character for BSF_GNU_UNIQUE
        symbols.
        * bfd-in2.h: Regenerate.
2009-07-23 13:00:30 +00:00
Ian Lance Taylor
0c195c0ad4 * elfcpp.h (SHN_X86_64_LCOMMON): Define enum constant.
(enum SHT): Add SHT_X86_64_UNWIND.
	(enum SHF): Add SHT_X86_64_LARGE.
2009-06-22 06:56:05 +00:00
Doug Kwan
0665254442 2009-05-27 Doug Kwan <dougkwan@google.com>
* arm.h: New file.
        * elfcpp.h (enum SHT): Add ARM-specific special sections.
        (enum PT): Add ARM-specific section types.
        (enum SST): Add STT_ARM_TFUNC.
2009-05-27 18:27:42 +00:00
Nick Clifton
d8045f234d include/elf
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.
2009-04-30 15:47:13 +00:00
Ian Lance Taylor
0e87992779 include/elf:
* common.h (SHT_GNU_INCREMENTAL_INPUTS): Define.
elfcpp:
	* elfcpp.h (SHT_GNU_INCREMENTAL_INPUTS): Define.
gold:
	* incremental.cc: New file.
	* Makefile.am (CCFILES): Add incremental.cc.
	* Makefile.in: Rebuild.
2009-03-20 23:37:51 +00:00
H.J. Lu
6fe8fd2093 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
* elfcpp.h (enum STT): Remove STT_IFUNC.
2009-01-06 18:20:45 +00:00
Nick Clifton
e7c3341679 include/elf/
* 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.
2008-12-03 14:51:00 +00:00
David Edelsohn
8da8e50a53 2008-06-12 David S. Miller <davem@davemloft.net>
* powerpc.h: New file.
        * elfcpp.h (SHT_ORDERED): New enum constant.
        (DT_PPC_GOT, DT_PPC64_GLINK, DT_PPC64_OPD, DT_PPC64_OPDSZ): Same.
2008-06-12 16:58:40 +00:00
David S. Miller
7c41443585 elfcpp/
* elfcpp.h (DF_1_NOW, DF_1_GLOBAL, DF_1_GROUP,
	DF_1_NODELETE, DF_1_LOADFLTR, DF_1_INITFIRST,
	DF_1_NOOPEN, DF_1_ORIGIN, DF_1_DIRECT, DF_1_TRANS,
	DF_1_INTERPOSE, DF_1_NODEFLIB, DF_1_NODUMP,
	DF_1_CONLFAT): New enum constants.

gold/

	* options.h (DEFINE_enable): New macro.
	(new_dtags): New enable option.
	(initfirst, interpose, loadfltr, nodefaultlib,
	nodelete, nodlopen, nodump): New -z options.
	* layout.cc (Layout:finish_dynamic_section): If new
	dtags enabled, emit DT_RUNPATH.  Also, emit a
	DT_FLAGS_1 containing any specified -z flags.
2008-04-16 23:21:01 +00:00
David S. Miller
52a952116f * sparc.h: New file
* elfcpp.h (SHN_BEFORE, SHN_AFTER): New enum constants.
	(SHT_SPARC_GOTDATA, SHF_ORDERED, SHF_EXCLUDE,
	STT_SPARC_REGISTER, DT_SPARC_REGISTER): Likewise.
2008-04-11 19:13:08 +00:00
Ian Lance Taylor
baf4901374 * elfcpp.h (NT_VERSION, NT_ARCH): Define as enum constants.
(NT_GNU_ABI_TAG, NT_GNU_HWCAP): Likewise.
	(NT_GNU_BUILD_ID, NT_GNU_GOLD_VERSION): Likewise.
	(ELF_NOTE_OS_LINUX, ELF_NOTE_OS_GNU): Likewise.
	(ELF_NOTE_OS_SOLARIS2, ELF_NOTE_OS_NETBSD): Likewise.
	(ELF_NOTE_OS_SYLLABLE): Likewise.
2008-03-25 05:00:01 +00:00
Ian Lance Taylor
13670ee669 Support --hash-style=gnu. 2008-03-06 00:15:04 +00:00
Ian Lance Taylor
6cb15b7f89 Add licensing text to every source file. 2007-09-22 21:02:10 +00:00
Ian Lance Taylor
7e0cdd2361 Remove unnecessary elfcpp_config.h file. 2007-09-22 20:56:19 +00:00
Ian Lance Taylor
14b3174058 Generate version information. 2006-12-06 00:02:36 +00:00
Ian Lance Taylor
a3ad94edd4 Hash tables, dynamic section, i386 PLT, gold_assert. 2006-11-29 17:56:40 +00:00
Ian Lance Taylor
c06b7b0ba3 Snapshot. Includes first cut at output relocation sections. 2006-11-16 00:38:25 +00:00
Ian Lance Taylor
dbe717effb More dynamic object support, initial scripting support. 2006-11-14 19:21:05 +00:00
Ian Lance Taylor
645f81233b Add Elf_file interface which can be used by both Sized_relobj and
Sized_dynobj.
2006-11-07 18:51:39 +00:00
Ian Lance Taylor
8d9455b422 Rework swapping code. 2006-11-06 22:45:08 +00:00
Ian Lance Taylor
61ba1cf936 Snapshot. Now able to produce a minimal executable which actually
runs.
2006-09-29 19:58:17 +00:00
Ian Lance Taylor
39081c14cf Add program segments. 2006-09-25 21:29:06 +00:00
Ian Lance Taylor
1564db8db6 More symbol resolution code. 2006-09-07 21:21:41 +00:00
Ian Lance Taylor
14bfc3f555 Another snapshot of the current state of the sources. Gets to the
point of symbol resolution and can now issue a multiple definition
error.  Also added target selection infrastructure.
2006-08-18 22:29:20 +00:00
Ian Lance Taylor
bae7f79e03 Initial CVS checkin of gold 2006-08-04 23:10:59 +00:00