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Author SHA1 Message Date
Jim Wilson 2dc8dd17cd RISC-V: Support ELF attribute for gas and readelf. 
2019-01-16  Kito Cheng  <kito@andestech.com>
		    Nelson Chu  <nelson@andestech.com>

	bfd/
	* elfnn-riscv.c (riscv_elf_obj_attrs_arg_type): New.
	(elf_backend_obj_attrs_vendor): Define.
	(elf_backend_obj_attrs_section_type): Likewise.
	(elf_backend_obj_attrs_section): Likewise.
	(elf_backend_obj_attrs_arg_type): Define as
	riscv_elf_obj_attrs_arg_type.
	* elfxx-riscv.c (riscv_estimate_digit): New.
	(riscv_estimate_arch_strlen1): Likewise.
	(riscv_estimate_arch_strlen): Likewise.
	(riscv_arch_str1): Likewise.
	(riscv_arch_str): Likewise.
	* elfxx-riscv.h (riscv_arch_str): Declare.
	binutils/
	* readelf.c (get_riscv_section_type_name): New function.
	(get_section_type_name): Add handler for RISC-V.
	(riscv_attr_tag_t): Declare.
	(riscv_attr_tag): New.
	(display_riscv_attribute): New function.
	(process_attributes): Add handler for RISC-V.
	* testsuite/binutils-all/strip-3.d: Remove .riscv.attribute
	section.
	gas/
	* config/tc-riscv.c (DEFAULT_RISCV_ATTR): Define to 0 if not defined.
	(riscv_set_options): Add `arch_attr` field.
	(riscv_opts): Set default value for arch_attr.
	(riscv_write_out_arch_attr): New.
	(riscv_set_public_attributes): Likewise.
	(riscv_md_end): Likewise.
	(riscv_convert_symbolic_attribute): Likewise.
	(s_riscv_attribute): Likewise.
	(explicit_arch_attr): Likewise.
	(riscv_pseudo_table): Add .attribute to the table.
	(options): Add OPTION_ARCH_ATTR and OPTION_NO_ARCH_ATTR
	enumeration constants.
	(md_longopts): Add `march-attr' and `mno-arch-attr' options.
	(md_parse_option): Handle the new options.
	(md_show_usage): Document the `march-attr' option.
	* config/tc-riscv.h (md_end): Define as riscv_md_end
	(riscv_md_end): Declare.
	(CONVERT_SYMBOLIC_ATTRIBUTE): Define as
	riscv_convert_symbolic_attribute.
	(riscv_convert_symbolic_attribute): Declare.
	(start_assemble): Declare.
	* testsuite/gas/elf/elf.exp: Adjust test case for section2.e.
	* testsuite/gas/elf/section2.e-riscv: New.
	* testsuite/gas/riscv/attribute-01.d: New test
	* testsuite/gas/riscv/attribute-02.d: Likewise.
	* testsuite/gas/riscv/attribute-03.d: Likewise.
	* testsuite/gas/riscv/attribute-04.d: Likewise.
	* testsuite/gas/riscv/attribute-04.s: Likewise.
	* testsuite/gas/riscv/attribute-05.d: Likewise.
	* testsuite/gas/riscv/attribute-05.s: Likewise.
	* testsuite/gas/riscv/attribute-06.d: Likewise.
	* testsuite/gas/riscv/attribute-06.s: Likewise.
	* testsuite/gas/riscv/attribute-07.d: Likewise.
	* testsuite/gas/riscv/attribute-07.s: Likewise.
	* testsuite/gas/riscv/attribute-08.d: Likewise.
	* testsuite/gas/riscv/attribute-08.s: Likewise.
	* testsuite/gas/riscv/attribute-unknown.d: Likewise.
	* testsuite/gas/riscv/attribute-unknown.s: Likewise.
	* testsuite/gas/riscv/empty.l: Likewise.
	* doc/c-riscv.texi (.attribute): Add documentation.
	* configure.ac (--enable-default-riscv-attribute): New options.
	* configure: Re-generate.
	* config.in: Re-generate.
	include/
	* elf/riscv.h (SHT_RISCV_ATTRIBUTES): Define.
	(Tag_RISCV_arch): Likewise.
	(Tag_RISCV_priv_spec): Likewise.
	(Tag_RISCV_priv_spec_minor): Likewise.
	(Tag_RISCV_priv_spec_revision): Likewise.
	(Tag_RISCV_unaligned_access): Likewise.
	(Tag_RISCV_stack_align): Likewise.
 2019-01-16 13:14:59 -08:00
Alan Modra 827041555a Update year range in copyright notice of binutils files 2019-01-01 22:06:53 +10:30
Jim Wilson 1080bf78c0 RISC-V: Accept version, supervisor ext and more than one NSE for -march. 
This patch moves all -march parsing logic into bfd, because we will use this
code in ELF attributes.

	bfd/
	* elfxx-riscv.h (RISCV_DONT_CARE_VERSION): New macro.
	(struct riscv_subset_t): New structure.
	(riscv_subset_t): New typedef.
	(riscv_subset_list_t): New structure.
	(riscv_release_subset_list): New prototype.
	(riscv_add_subset): Likewise.
	(riscv_lookup_subset): Likewise.
	(riscv_lookup_subset_version): Likewise.
	(riscv_release_subset_list): Likewise.
	* elfxx-riscv.c: Include safe-ctype.h.
	(riscv_parsing_subset_version): New function.
	(riscv_supported_std_ext): Likewise.
	(riscv_parse_std_ext): Likewise.
	(riscv_parse_sv_or_non_std_ext): Likewise.
	(riscv_parse_subset): Likewise.
	(riscv_add_subset): Likewise.
	(riscv_lookup_subset): Likewise.
	(riscv_lookup_subset_version): Likewise.
	(riscv_release_subset_list): Likewise.
	gas/
	* config/tc-riscv.c: Include elfxx-riscv.h.
	(struct riscv_subset): Removed.
	(riscv_subsets): Change type to riscv_subset_list_t.
	(riscv_subset_supports): Removed argument: xlen_required and move
	logic into libbfd.
	(riscv_multi_subset_supports): Removed argument: xlen_required.
	(riscv_clear_subsets): Removed.
	(riscv_add_subset): Ditto.
	(riscv_set_arch): Extract parsing logic into libbfd.
	(riscv_ip): Update argument for riscv_multi_subset_supports and
	riscv_subset_supports. Update riscv_subsets due to struct definition
	changed.
	(riscv_after_parse_args): Update riscv_subsets due to struct
	definition changed, update and argument for riscv_subset_supports.
	* testsuite/gas/riscv/empty.s: New.
	* testsuite/gas/riscv/march-fail-rv32ef.d: Likewise.
	* testsuite/gas/riscv/march-fail-rv32ef.l: Likewise.
	* testsuite/gas/riscv/march-fail-rv32i.d: Likewise.
	* testsuite/gas/riscv/march-fail-rv32i.l: Likewise.
	* testsuite/gas/riscv/march-fail-rv32iam.d: Likewise.
	* testsuite/gas/riscv/march-fail-rv32iam.l: Likewise.
	* testsuite/gas/riscv/march-fail-rv32ic.d: Likewise.
	* testsuite/gas/riscv/march-fail-rv32ic.l: Likewise.
	* testsuite/gas/riscv/march-fail-rv32icx2p.d: Likewise.
	* testsuite/gas/riscv/march-fail-rv32icx2p.l: Likewise.
	* testsuite/gas/riscv/march-fail-rv32imc.d: Likewise.
	* testsuite/gas/riscv/march-fail-rv32imc.l: Likewise.
	* testsuite/gas/riscv/march-fail-rv64I.d: Likewise.
	* testsuite/gas/riscv/march-fail-rv64I.l: Likewise.
	* testsuite/gas/riscv/march-fail-rv64e.d: Likewise.
	* testsuite/gas/riscv/march-fail-rv64e.l: Likewise.
	* testsuite/gas/riscv/march-ok-g2.d: Likewise.
	* testsuite/gas/riscv/march-ok-g2p0.d: Likewise.
	* testsuite/gas/riscv/march-ok-i2p0.d: Likewise.
	* testsuite/gas/riscv/march-ok-nse-with-version.: Likewise.d
	* testsuite/gas/riscv/march-ok-s-with-version.d: Likewise.
	* testsuite/gas/riscv/march-ok-s.d: Likewise.
	* testsuite/gas/riscv/march-ok-sx.d: Likewise.
	* testsuite/gas/riscv/march-ok-two-nse.d: Likewise.
	* testsuite/gas/riscv/march-ok-g2_p1.d: Likewise.
	* testsuite/gas/riscv/march-ok-i2p0m2_a2f2.d: Likewise.
	include/
	* opcode/riscv.h (riscv_opcode): Change type of xlen_requirement to
	unsigned.
	opcodes/
	* riscv-opc.c: Change the type of xlen, because type of
	xlen_requirement changed.
 2018-12-03 14:05:17 -08:00
Alan Modra 0aa13feeeb unrecognized/unsupported reloc message 
It must get boring translating all the variants we have of
unrecognized/unsupported/invalid/unexpected reloc number.  This patch
cuts down on the number of variations.

	* aoutx.h, * coff-alpha.c, * coff-i860.c, * coff-m68k.c,
	* coff-mcore.c, * coff-ppc.c, * coff-rs6000.c, * coff-sh.c,
	* coff-tic4x.c, * coff-tic54x.c, * coff-tic80.c, * coff-w65.c,
	* elf-bfd.h, * elf-m10300.c, * elf.c, * elf32-avr.c, * elf32-bfin.c,
	* elf32-cr16.c, * elf32-cr16c.c, * elf32-cris.c, * elf32-crx.c,
	* elf32-d10v.c, * elf32-d30v.c, * elf32-dlx.c, * elf32-epiphany.c,
	* elf32-fr30.c, * elf32-frv.c, * elf32-i370.c, * elf32-i386.c,
	* elf32-i960.c, * elf32-ip2k.c, * elf32-iq2000.c, * elf32-lm32.c,
	* elf32-m32c.c, * elf32-m32r.c, * elf32-m68hc11.c, * elf32-m68hc12.c,
	* elf32-m68k.c, * elf32-mcore.c, * elf32-mep.c, * elf32-metag.c,
	* elf32-microblaze.c, * elf32-mips.c, * elf32-moxie.c,
	* elf32-msp430.c, * elf32-mt.c, * elf32-nds32.c, * elf32-or1k.c,
	* elf32-pj.c, * elf32-ppc.c, * elf32-rl78.c, * elf32-rx.c,
	* elf32-s390.c, * elf32-sh.c, * elf32-spu.c, * elf32-tic6x.c,
	* elf32-v850.c, * elf32-vax.c, * elf32-visium.c, * elf32-wasm32.c,
	* elf32-xgate.c, * elf32-xtensa.c, * elf64-alpha.c,
	* elf64-ia64-vms.c, * elf64-mips.c, * elf64-mmix.c,
	* elf64-ppc.c, * elf64-s390.c, * elf64-sparc.c, * elf64-x86-64.c,
	* elfn32-mips.c, * elfnn-aarch64.c, * elfnn-ia64.c,
	* elfnn-riscv.c, * elfxx-mips.c, * elfxx-riscv.c, * elfxx-riscv.h,
	* elfxx-sparc.c, * elfxx-sparc.h, * reloc.c: Standardize
	unrecognized/unsupported reloc message.
 2018-02-26 09:28:27 +10:30
Alan Modra 219d1afa89 Update year range in copyright notice of binutils files 2018-01-03 17:49:56 +10:30
Alan Modra 2571583aed Update year range in copyright notice of all files. 2017-01-02 14:08:56 +10:30
Nick Clifton e23eba971d Add support for RISC-V architecture. 
bfd	* Makefile.am: Add entries for riscv32-elf and riscv64-elf.
	* config.bdf: Likewise.
	* configure.ac: Likewise.
	* Makefile.in: Regenerate.
	* configure: Regenerate.
	* archures.c: Add bfd_riscv_arch.
	* reloc.c: Add riscv relocs.
	* targets.c: Add riscv_elf32_vec and riscv_elf64_vec.
	* bfd-in2.h: Regenerate.
	* libbfd.h: Regenerate.
	* elf-bfd.h: Add RISCV_ELF_DATA to enum elf_target_id.
	* elfnn-riscv.c: New file.
	* elfxx-riscv.c: New file.
	* elfxx-riscv.h: New file.

binutils* readelf.c (guess_is_rela): Add EM_RISCV.
	(get_machine_name): Likewise.
	(dump_relocations): Add support for riscv relocations.
	(get_machine_flags): Add support for riscv flags.
	(is_32bit_abs_reloc): Add R_RISCV_32.
	(is_64bit_abs_reloc): Add R_RISCV_64.
	(is_none_reloc): Add R_RISCV_NONE.
	* testsuite/binutils-all/objdump.exp (cpus_expected): Add riscv.
	Expect the debug_ranges test to fail.

gas	* Makefile.am: Add riscv files.
	* Makefile.in: Regenerate.
	* NEWS: Mention the support for this architecture.
	* configure.in: Define a default architecture.
	* configure: Regenerate.
	* configure.tgt: Add entries for riscv.
	* doc/as.texinfo: Likewise.
	* testsuite/gas/all/gas.exp: Expect the redef tests to fail.
	* testsuite/gas/elf/elf.exp: Expect the groupauto tests to fail.
	* config/tc-riscv.c: New file.
	* config/tc-riscv.h: New file.
	* doc/c-riscv.texi: New file.
	* testsuite/gas/riscv: New directory.
	* testsuite/gas/riscv/riscv.exp: New file.
	* testsuite/gas/riscv/t_insns.d: New file.
	* testsuite/gas/riscv/t_insns.s: New file.

ld	* Makefile.am: Add riscv files.
	* Makefile.in: Regenerate.
	* NEWS: Mention the support for this target.
	* configure.tgt: Add riscv entries.
	* emulparams/elf32lriscv-defs.sh: New file.
	* emulparams/elf32lriscv.sh: New file.
	* emulparams/elf64lriscv-defs.sh: New file.
	* emulparams/elf64lriscv.sh: New file.
	* emultempl/riscvelf.em: New file.

opcodes	* configure.ac: Add entry for bfd_riscv_arch.
	* configure: Regenerate.
	* disassemble.c (disassembler): Add support for riscv.
	(disassembler_usage): Likewise.
	* riscv-dis.c: New file.
	* riscv-opc.c: New file.

include	* dis-asm.h: Add prototypes for print_insn_riscv and
	print_riscv_disassembler_options.
	* elf/riscv.h: New file.
	* opcode/riscv-opc.h: New file.
	* opcode/riscv.h: New file.
 2016-11-01 16:45:57 +00:00