POWER10: Add Return-Oriented Programming instructions

[thirdparty/binutils-gdb.git] / bfd / ChangeLog

2021-01-09  Alan Modra  <amodra@gmail.com>

	* configure: Regenerate.

2021-01-07  Samuel Thibault  <samuel.thibault@gnu.org>

	* configure: Regenerate.

2021-01-07  H.J. Lu  <hongjiu.lu@intel.com>

	PR 27109
	* aix386-core.c (core_aix386_vec): Initialize
	keep_unused_section_symbol to TARGET_KEEP_UNUSED_SECTION_SYMBOLS.
	* aout-target.h (MY (vec)): Likewise.
	* binary.c (binary_vec): Likewise.
	* cisco-core.c (core_cisco_be_vec): Likewise.
	(core_cisco_le_vec): Likewise.
	* coff-alpha.c (alpha_ecoff_le_vec): Likewise.
	* coff-i386.c (TARGET_SYM): Likewise.
	(TARGET_SYM_BIG): Likewise.
	* coff-ia64.c (TARGET_SYM): Likewise.
	* coff-mips.c (mips_ecoff_le_vec): Likewise.
	(mips_ecoff_be_vec): Likewise.
	(mips_ecoff_bele_vec): Likewise.
	* coff-rs6000.c (rs6000_xcoff_vec): Likewise.
	(powerpc_xcoff_vec): Likewise.
	* coff-sh.c (sh_coff_small_vec): Likewise.
	(sh_coff_small_le_vec): Likewise.
	* coff-tic30.c (tic30_coff_vec): Likewise.
	* coff-tic54x.c (tic54x_coff0_vec): Likewise.
	(tic54x_coff0_beh_vec): Likewise.
	(tic54x_coff1_vec): Likewise.
	(tic54x_coff1_beh_vec): Likewise.
	(tic54x_coff2_vec): Likewise.
	(tic54x_coff2_beh_vec): Likewise.
	* coff-x86_64.c (TARGET_SYM): Likewise.
	(TARGET_SYM_BIG): Likewise.
	* coff64-rs6000.c (rs6000_xcoff64_vec): Likewise.
	(rs6000_xcoff64_aix_vec): Likewise.
	* coffcode.h (CREATE_BIG_COFF_TARGET_VEC): Likewise.
	(CREATE_BIGHDR_COFF_TARGET_VEC): Likewise.
	(CREATE_LITTLE_COFF_TARGET_VEC): Likewise.
	* elfxx-target.h (TARGET_BIG_SYM): Likewise.
	(TARGET_LITTLE_SYM): Likewise.
	* hppabsd-core.c (core_hppabsd_vec): Likewise.
	* hpux-core.c (core_hpux_vec): Likewise.
	* i386msdos.c (i386_msdos_vec): Likewise.
	* ihex.c (ihex_vec): Likewise.
	* irix-core.c (core_irix_vec): Likewise.
	* mach-o-target.c (TARGET_NAME): Likewise.
	* mmo.c (mmix_mmo_vec): Likewise.
	* netbsd-core.c (core_netbsd_vec): Likewise.
	* osf-core.c (core_osf_vec): Likewise.
	* pdp11.c (MY (vec)): Likewise.
	* pef.c (pef_vec): Likewise.
	(pef_xlib_vec): Likewise.
	* plugin.c (plugin_vec): Likewise.
	* ppcboot.c (powerpc_boot_vec): Likewise.
	* ptrace-core.c (core_ptrace_vec): Likewise.
	* sco5-core.c (core_sco5_vec): Likewise.
	* som.c (hppa_som_vec): Likewise.
	* srec.c (srec_vec): Likewise.
	(symbolsrec_vec): Likewise.
	* tekhex.c (tekhex_vec): Likewise.
	* trad-core.c (core_trad_vec): Likewise.
	* verilog.c (verilog_vec): Likewise.
	* vms-alpha.c (alpha_vms_vec): Likewise.
	* vms-lib.c (alpha_vms_lib_txt_vec): Likewise.
	* wasm-module.c (wasm_vec): Likewise.
	* xsym.c (sym_vec): Likewise.
	* elf.c (ignore_section_sym): Return TRUE if BSF_SECTION_SYM_USED
	isn't set.
	(elf_map_symbols): Don't include ignored section symbols.
	* elfcode.h (elf_slurp_symbol_table): Also set
	BSF_SECTION_SYM_USED on STT_SECTION symbols.
	* elflink.c (bfd_elf_final_link): Generated section symbols only
	when emitting relocations or reqired.
	* elfxx-x86.h (TARGET_KEEP_UNUSED_SECTION_SYMBOLS): New.
	* syms.c (BSF_SECTION_SYM_USED): New.
	* targets.c (TARGET_KEEP_UNUSED_SECTION_SYMBOLS): New.
	(bfd_target): Add keep_unused_section_symbols.
	(bfd_keep_unused_section_symbols): New.
	* bfd-in2.h: Regenerated.

2021-01-07  Nick Clifton  <nickc@redhat.com>

	PR 25713
	* bfdio.c (_bfd_real_fopen): For Win32 convert relative paths to
	absolute paths and check to see if they are longer than MAX_PATH.

2021-01-07  Philipp Tomsich  <prt@gnu.org>

	* elfxx-riscv.c (riscv_std_z_ext_strtab): Added zihintpause.

2021-01-07  Claire Xenia Wolf  <claire@symbioticeda.com>
	    Jim Wilson  <jimw@sifive.com>
	    Andrew Waterman  <andrew@sifive.com>
	    Maxim Blinov  <maxim.blinov@embecosm.com>
	    Kito Cheng  <kito.cheng@sifive.com>
	    Nelson Chu  <nelson.chu@sifive.com>

	* elfxx-riscv.c (riscv_std_z_ext_strtab): Added zba, zbb and zbc.

2021-01-06  H.J. Lu  <hongjiu.lu@intel.com>

	* elf32-bfin.c (bfin_check_relocs): Check bfd_link_hash_indirect.
	(bfinfdpic_check_relocs): Likewise.

2021-01-06  Alan Modra  <amodra@gmail.com>

	* elf32-score.c (s3_bfd_score_info_to_howto): Report an error
	on unknown r_type.
	* elf32-score7.c (s7_bfd_score_info_to_howto): Likewise.

2021-01-06  Alan Modra  <amodra@gmail.com>

	* config.bfd (sparc-*-solaris2*): Add sparc_elf32_vec.
	(sparc64-*-solaris2*): Add sparc_elf64_vec and
	sparc_elf32_vec.

2021-01-06  Marcus Comstedt  <marcus@mc.pp.se>

	* config.bfd: Added targets riscv64be*-*-*, riscv32be*-*-* and
	riscvbe*-*-*.  Also added riscv_elf[32|64]_be_vec.
	* configure.ac: Handle riscv_elf[32|64]_be_vec.
	* configure: Regenerate.
	* elfnn-riscv.c: Include <limits.h> and define CHAR_BIT for
	riscv_is_insn_reloc.
	(riscv_get_insn): RISC-V instructions are always little endian, but
	bfd_get may be used for big-endian, so add new riscv_get_insn to handle
	the insturctions.
	(riscv_put_insn): Likewsie.
	(riscv_is_insn_reloc): Check if we are relocaing an instruction.
	(perform_relocation): Call riscv_is_insn_reloc to decide if we should
	use riscv_[get|put]_insn or bfd_[get|put].
	(riscv_zero_pcrel_hi_reloc): Use riscv_[get|put]_insn, bfd_[get|put]l32
	or bfd_[get|put]l16 for code.
	(riscv_elf_relocate_section): Likewise.
	(riscv_elf_finish_dynamic_symbol): Likewise.
	(riscv_elf_finish_dynamic_sections): Likewise.
	(_bfd_riscv_relax_call): Likewise.
	(_bfd_riscv_relax_lui): Likewise.
	(_bfd_riscv_relax_align): Likewise.
	(_bfd_riscv_relax_pc): Likewise.
	(riscv_elf_object_p): Handled for big endian.
	(TARGET_BIG_SYM, TARGET_BIG_NAME): Defined.
	* targets.c: Add riscv_elf[32|64]_be_vec.
	(_bfd_target_vector): Likewise.

2021-01-05  Alan Modra  <amodra@gmail.com>

	* elflink.c (bfd_elf_link_record_dynamic_symbol): Handle no_export
	for relocatable executable.

2021-01-05  Alan Modra  <amodra@gmail.com>

	* vms-alpha.c (_bfd_vms_slurp_egsd): Read flags after size check.

2021-01-05  Nelson Chu  <nelson.chu@sifive.com>

	* elfnn-riscv.c (allocate_dynrelocs): When we are generating pde,
	make sure gp symbol is output as a dynamic symbol.

2021-01-04  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/26256
	* elflink.c (compare_link_order): Place unordered sections before
	ordered sections.
	(elf_fixup_link_order): Add a link info argument.  Allow mixed
	ordered and unordered input sections for non-relocatable link.
	Sort the consecutive bfd_indirect_link_order sections with the
	same pattern.  Change the offsets of the bfd_indirect_link_order
	sections only.
	(bfd_elf_final_link): Pass info to elf_fixup_link_order.
	* section.c (bfd_section): Add pattern.
	(BFD_FAKE_SECTION): Initialize pattern to NULL.
	* bfd-in2.h: Regenerated.

2021-01-04  Alexander Fedotov  <alfedotov@gmail.com>

	* elf32-arm.c (elf32_arm_print_private_bfd_data): Prefix hex value
	of private flags with 0x.
	* elfnn-aarch64.c (elfNN_aarch64_print_private_bfd_data): Likewise.

2021-01-04  Alan Modra  <amodra@gmail.com>

	PR 26822
	* elflink.c (elf_link_input_bfd): Use the file base name in
	linker generated STT_FILE symbols.

2021-01-04  Nelson Chu  <nelson.chu@sifive.com>

	* elfxx-riscv.c (riscv_compare_subsets): Removed static.
	* elfxx-riscv.h: Add declaration.
	* elfnn-riscv.c (riscv_merge_multi_letter_ext): Use
	riscv_compare_subsets to check the orders.
	(riscv_skip_prefix): Removed.
	(riscv_prefix_cmp): Removed.

2021-01-04  Alan Modra  <amodra@gmail.com>

	PR 26741
	* elfxx-riscv.c (riscv_parse_prefixed_ext): Free subset after
	calculating subset version length.

2021-01-01  Nicolas Boulenguez  <nicolas@debian.org>

	* xcofflink.c: Correct spelling in comments.

2021-01-01  Alan Modra  <amodra@gmail.com>

	Update year range in copyright notice of all files.

For older changes see ChangeLog-2020
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