Commit Graph

2 Commits

Author SHA1 Message Date
Nick Clifton 685080f210 Adds support for generating notes in V850 binaries.
bfd	* elf32-v850.c (v850_set_note): New function.  Creates a Renesas
	style note entry.
	(v850_elf_make_note_section): New function.  Creates a note
	section.
	(v850_elf_create_sections): New function.  Create a note section
	if one is not already present.
	(v850_elf_set_note): New function.  Adds a note to a bfd.
	(v850_elf_copy_private_bfd_data): New function.  Copies V850
	notes.
	(v850_elf_merge_notes): New function.  Merges V850 notes.
	(print_v850_note): New function.  Displays a V850 note.
	(v850_elf_print_notes): New function. Displays all notes attached
	to a bfd.
	(v850_elf_merge_private_bfd_data): Call v850_elf_merge_notes.
	(v850_elf_print_private_bfd_data): Call v850_elf_print_notes.
	(v850_elf_fake_sections): Set the type of the V850 note section.
	* bfd-in.h (v850_elf_create_sections): Add prototype.
	(v850_elf_set_note): Add prototype.
	* bfd-in2.h: Regenerate.

binutils* readelf.c (get_machine_flags): Remove deprecated V850 machine
	flags.
	(get_v850_section_type_name): New function.  Handles V850 special
	sections.
	(get_section_type_name): Add support for V850.
	(get_v850_elf_note_type): New function.  Returns the name of a
	V850 note.
	(print_v850_note): New function.  Prints a V850 note.
	(process_v850_notes): New function.  Prints V850 notes.
	(process_note_sections): Add support for V850.

binutils/testsute
	* binutils-all/objcopy.exp: Skip the strip-10 test for the V850.

gas	* config/tc-v850.c (soft_float): New variable.
	(v850_data_8): New variable.
	(md_show_usage): Add -msoft-float/-mhard-float.
	(md_parse_option): Likewise.
	(md_begin): Set the default value of soft_float.
	(v850_md_end): New function.  Creates a note section.
	* config/tc-v850.h (md_end): Define.
	* doc/c-v850.texi: Document -msoft-float/-mhard-float.

gas/testsuite
	* gas/elf/elf.exp: Add special version of the section2 test for
	the V850.
	* gas/elf/section2.e-v850: New file.

include/elf
	* v850.h (EF_RH850_SIMD): Delete deprecated flag.
	(EF_RH850_CACHE): Likewise.
	(EF_RH850_MMU): Likewise.
	(EF_RH850_DATA_ALIGN8): Likewise.
	(SHT_RENESAS_IOP): Fix typo in name.
	(SHT_RENESAS_INFO): Define.
	(V850_NOTE_SECNAME): Define.
	(SIZEOF_V850_NOTE): Define.
	(V850_NOTE_NAME): Define.
	(enum v850_notes): New enum.
	(NUM_V850_NOTES): Define.

ld/ChangeLog
2015-02-24  Nick Clifton  <nickc@redhat.com>

	* Makefile.am (ev850.c): Add dependency upon
	$(srcdir)/emultempl/v850elf.em.
	(ev850_rh850.c): Likewise.
	* Makefile.in: Regenerate.
	* emultempl/v850elf.em: New file.
	* emulparams/v850.sh (EXTRA_EM_FILE): Define.
	* emulparams/v850_rh850.sh (EXTRA_EM_FILE): Define.
	* scripttempl/v850.sc: Add .note.renesas section.
	* scripttempl/v850_rh850.sc: Likewise.

ld/testsuite
	* ld-elf/extract-symbol-1sec.d: Expect to fail on the V850.
2015-02-24 17:54:09 +00:00
Nick Clifton de863c7475 2012-11-09 Nick Clifton <nickc@redhat.com>
* Makefile.am (ALL_MACHINES): Add cpu-v850-rh850.lo.
	(ALL_MACHINES_CFILES): Add cpu-v850-rh850.c.
	* archures.c (bfd_arch_info): Add bfd_v850_rh850_arch.
	* config.bfd: Likewise.
	* configure.in: Add bfd_elf32_v850_rh850_vec.
	* cpu-v850.c: Update printed description.
	* cpu-v850_rh850.c: New file.
	* elf32-v850.c (v850_elf_check_relocs): Add support for RH850 ABI
	relocs.
	(v850_elf_perform_relocation): Likewise.
	(v850_elf_final_link_relocate): Likewise.
	(v850_elf_relocate_section): Likewise.
	(v850_elf_relax_section): Likewise.
	(v800_elf_howto_table): New.
	(v850_elf_object_p): Add support for RH850 ABI values.
	(v850_elf_final_write_processing): Likewise.
	(v850_elf_merge_private_bfd_data): Likewise.
	(v850_elf_print_private_bfd_data): Likewise.
	(v800_elf_reloc_map): New.
	(v800_elf_reloc_type_lookup): New.
	(v800_elf_reloc_name_lookup): New.
	(v800_elf_info_to_howto): New.
	(bfd_elf32_v850_rh850_vec): New.
	(bfd_arch_v850_rh850): New.
	* targets.c (_bfd_targets): Add bfd_elf32_v850_rh850_vec.
	* Makefile.in: Regenerate.
	* bfd-in2.h: Regenerate.
	* configure: Regenerate.

	* readelf.c (get_machine_flags): Add support for E_FLAG_RX_ABI.
	(guess_is_rela): Add EM_V800.
	(dump_relocations): Likewise.
	(get_machine_name): Update EM_V800.
	(get_machine_flags): Add support for RH850 ABI flags.
	(is_32bit_abs_reloc): Add support for RH850 ABI reloc.

	* config/tc-v850.c (v850_target_arch): New.
	(v850_target_format): New.
	(set_machine): Use v850_target_arch.
	(md_begin): Likewise.
	(md_show_usage): Document new switches.
	(md_parse_option): Add -mgcc-abi, -mrh850-abi, -m8byte-align and
	-m4byte-align.
	* config/tc-v850.c (TARGET_ARCH) Use v850_target_arch.
	(TARGET_FORMAT): Use v850_target_format.
	* doc/c-v850.texi: Document new options.

	* v850.h: Add RH850 ABI values.

	* Makefile.am: (ALL_EMULATION_SOURCES): Add ev850_rh850.c.
	* Makefile.in: Regenerate.
	* configure.tgt (v850*-*-*): Make v850_rh850 the default
	emulation. Add vanilla v850 as an extra emulation.
	* emulparams/v850_rh850.sh: New file.
	* scripttempl/v850_rh850.sc: New file.

	* configure.in: Add bfd_v850_rh850_arch.
	* configure: Regenerate.
	* disassemble.c (disassembler): Likewise.
2012-11-09 17:36:19 +00:00