More comments added.
(md_begin): Removed "construct symbols for each register name".
Because register names conflicts with GCC generated function
names.
(avr_operand): Now constant numbers can be used as a register
identifiers (0 as r0, 31 as r31).
(md_assemble): use skip_space () before parsing instruction
operands.
(md_assemble): Handle opcodes with optional operands (lpm,elpm).
(avr_operand): Handle 'a', 'v' and 'z' constraint letters needed
for `fmul', `movw' and `lpm R,Z' instructions.
(avr_operands): Warn if current opcode is a two-word instruction
and previous opcode was cpse/sbic/sbis/sbrc/sbrs.
(avr_opcodes): New commands added.
(REGISTER_P): Check 'a' and 'v' constraint letters.
(mcu_types): New MCU added.
bfd:
* Makefile.am (coff64-rs6000.lo): New rule.
* Makefile.in: Regenerate.
* coff-rs6000.c (xcoff_mkobject, xcoff_copy_private_bfd_data,
xcoff_is_local_label_name, xcoff_rtype2howto,
xcoff_reloc_type_lookup, xcoff_slurp_armap, xcoff_archive_p,
xcoff_read_ar_hdr, xcoff_openr_next_archived_file, xcoff_write_armap,
xcoff_write_archive_contents): No longer static, and prefix with _bfd_.
(NO_COFF_SYMBOLS): Define.
(xcoff64_swap_sym_in, xcoff64_swap_sym_out, xcoff64_swap_aux_in,
xcoff64_swap_aux_out): New functions; handle xcoff symbol tables
internally.
(MINUS_ONE): New macro.
(xcoff_howto_tabl, xcoff_reloc_type_lookup): Add 64 bit POS
relocation.
(coff_SWAP_sym_in, coff_SWAP_sym_out, coff_SWAP_aux_in,
coff_SWAP_aux_out): Map to the new functions.
* coff64-rs6000.c: New file.
* libcoff.h (bfd_coff_backend_data): Add new fields
_bfd_coff_force_symnames_in_strings and
_bfd_coff_debug_string_prefix_length.
(bfd_coff_force_symnames_in_strings,
bfd_coff_debug_string_prefix_length): New macros for above fields.
* coffcode.h (coff_set_arch_mach_hook): Handle XCOFF64 magic.
Set machine to 620 for XCOFF64. Use bfd_coff_swap_sym_in instead
of using coff_swap_sym_in directly.
(FORCE_SYMNAMES_IN_STRINGS): New macro, defined for XCOFF64.
(coff_set_flags) Set magic for XCOFF64.
(coff_compute_section_file_positions): Add symbol name length to
string section length if bfd_coff_debug_string_prefix_length is
true.
(coff_write_object_contents): Don't do reloc overflow for XCOFF64.
(coff_slurp_line_table): Use bfd_coff_swap_lineno_in instead of
using coff_swap_lineno_in directly.
(bfd_coff_backend_data): Add _bfd_coff_force_symnames_in_strings
and _bfd_coff_debug_string_prefix_length fields.
* coffgen.c (coff_fix_symbol_name, coff_write_symbols): Force
symbol names into strings table when
bfd_coff_force_symnames_in_strings is true.
* coffswap.h (MAX_SCNHDR_NRELOC, MAX_SCNHDR_NLNNO, GET_RELOC_VADDR,
SET_RELOC_VADDR): New macros.
(coff_swap_reloc_in, coff_swap_reloc_out): Use above macros.
(coff_swap_aux_in, coff_swap_aux_out): Remove RS6000COFF_C
code.
(coff_swap_aouthdr_in, coff_swap_aouthdr_out): Handle XCOFF64
changes within RS6000COFF_C specific code.
(coff_swap_scnhdr_out): Use PUT_SCNHDR_NLNNO, PUT_SCNHDR_NRELOC,
MAX_SCNHDR_NRELOC, and MAX_SCNHDR_NLNNO.
* reloc.c (bfd_perform_relocation, bfd_install_relocation):
Extend existing hack on target name.
* xcofflink.c (XCOFF_XVECP): Extend existing hack on
target name.
* coff-tic54x.c (ticof): Keep up to date with new fields
in bfd_coff_backend_data.
* config.bfd: Add bfd_powerpc_64_arch to targ_arch and define
targ_selvecs to include rs6000coff64_vec for rs6000.
* configure.in: Add rs6000coff64_vec case.
* cpu-powerpc.c: New bfd_arch_info_type.
gas:
* as.c (parse_args): Allow md_parse_option to override -a listing
option.
* config/obj-coff.c (add_lineno): Change type of offset parameter
from "int" to "bfd_vma."
* config/tc-ppc.c (md_pseudo_table): Add "llong" and "machine."
(ppc_mach, ppc_subseg_align, ppc_target_format): New.
(ppc_change_csect): Align correctly for XCOFF64.
(ppc_machine): New function, which discards "ppc_machine" line.
(ppc_tc): Cons for 8 when code is 64 bit.
(md_apply_fix3): Don't check operand->insert. Handle 64 bit
relocations.
(md_parse_option): Handle -a64 and -a32.
(ppc_xcoff64): New.
* config/tc-ppc.h (TARGET_MACH): Define.
(TARGET_FORMAT): Move to function.
(SUB_SEGMENT_ALIGN): Use ppc_subseg_align.
include:
* include/coff/rs6k64.h: New file.
opcodes:
* configure.in: Add bfd_powerpc_64_arch.
* disassemble.c (disassembler): Use print_insn_big_powerpc for
64 bit code.
* sh-opc.c (sh_table): Use A_DISP_PC / PCRELIMM_8BY2 for ldre & ldrs.
stc GBR,@-<REG_N> is available for arch_sh1_up.
Group parallel processing insn with identical mnemonics together.
Make three-operand psha / pshl come first.
gas:
* config/tc-sh.c (get_operands): There's no third operand if the
first operand is an immediate.
opcodes:
* sh-opc.h (sh_nibble_type): Remove DISP_8 and DISP_4.
Split IMM_[48]{,BY[24]} into IMM[01]_[48]{,BY[24]}. Add REPEAT.
(sh_arg_type): Add A_PC.
(sh_table): Update entries using immediates. Add repeat.
* sh-dis.c (print_insn_shx): Remove DISP_8 and DISP_4.
Split IMM_[48]{,BY[24]} into IMM[01]_[48]{,BY[24]}. Add REPEAT.
gas:
* config/tc-sh.c (immediate): Delete.
(sh_operand_info): Add immediate member.
(parse_reg): Use A_PC for pc.
(parse_exp): Add second argument 'op'. All callers changed.
(parse_at): Expect pc to be coded as A_PC.
Use immediate field in *op.
(insert): Add fourth argument 'op'. All callers changed.
(build_relax): Add second argument 'op'. All callers changed.
(insert_loop_bounds): New function.
(build_Mytes): Remove DISP_4.
Split IMM_[48]{,BY[24]} into IMM[01]_[48]{,BY[24]}. Add REPEAT.
(assemble_ppi): Use immediate field in *operand.
(sh_force_relocation): Handle BFD_RELOC_SH_LOOP_{START,END}.
(md_apply_fix): Likewise.
(tc_gen_reloc): Likewise. Check for a pcrel BFD_RELOC_SH_LABEL.
include/coff:
* sh.h (R_SH_LOOP_START, R_SH_LOOP_END): Define.
include/elf:
* sh.h (R_SH_LOOP_START, R_SH_LOOP_END): New RELOC_NUMBERs.
bfd:
* reloc.c (_bfd_relocate_contents): Add BFD_RELOC_SH_LOOP_START and
BFD_RELOC_SH_LOOP_END.
* elf32-sh.c (sh_elf_howto_tab): Change special_func to
sh_elf_ignore_reloc for all entries that sh_elf_reloc used to ignore.
Add entries for R_SH_LOOP_START and R_SH_LOOP_END.
(sh_elf_reloc_loop): New function.
(sh_elf_reloc): No need to test for always-to-be-ignored relocs
any more.
(sh_rel): Add entries for BFD_RELOC_SH_LOOP_{START,END}.
(sh_elf_relocate_section): Handle BFD_RELOC_SH_LOOP_{START,END}.
* bfd-in2.h, libbfd.h: Regenerate.
not supported by the current arch, only change the name if
its contents are the same as prev_name.
(get_specific): If the the architecture doesn't match, fail.
* elf32-mips.c (mips_elf_next_relocation): Rename from
mips_elf_next_lo16_relocation, and generalize to look
for any relocation type.
(elf_mips_howto_table): Make R_MIPS_PC16 pcrel_offset.
(elf_mips_gnu_rel_hi16): Howto for R_MIPS_GNU_REL_HI16.
(elf_mips_gnu_rel_lo16): Howto for R_MIPS_GNU_REL_LO16.
(elf_mips_gnu_rel16_s2): Howto for R_MIPS_GNU_REL16_S2.
(elf_mips_gnu_pcrel64): Howto for R_MIPS_PC64.
(elf_mips_gnu_pcrel32): Howto for R_MIPS_PC32.
(bfd_elf32_bfd_reloc_type_lookup): Add new relocs.
(mips_rtype_to_howto): Likewise.
(mips_elf_calculate_relocation): Handle new relocs.
(_bfd_mips_elf_relocate_section): REL_HI16/REL_LO16 relocs
are paired. The addend for R_MIPS_GNU_REL16_S2
is shifted right two bits.
In gas/:
* config/tc-mips.c (mips_ip): Don't put stuff in .rodata
when embedded-pic.
* config/tc-mips.c (SWITCH_TABLE): The ELF embedded-pic
implementation doesn't have special handling for switch
statements.
(macro_build): Allow for code in sections other than .text.
(macro): Likewise.
(mips_ip): Likewise.
(md_apply_fix): Do pc-relative relocation madness for MIPS ELF.
Don't perform relocs if we will be outputting them.
(tc_gen_reloc): For ELF, just use fx_addnumber for pc-relative
relocations. Allow BFD_RELOC_16_PCREL_S2 relocs when
embedded-pic.
In gas/testsuite/:
* gas/mips/empic.d: New file.
* gas/mips/empic.s: New file.
* gas/mips/mips16-e.d: New file.
* gas/mips/mips16-e.s: New file.
* gas/mips/mips16-f.d: New file.
* gas/mips/mips16-f.s: New file.
* gas/mips/mips.exp: Add empic, mips16-e. Add mips16-f as an
expected failure.
In include/elf:
* mips.h: Add R_MIPS_GNU_REL_HI16, R_MIPS_GNU_REL_LO16,
R_MIPS_GNU_REL16_S2, R_MIPS_PC64 and R_MIPS_PC32 relocation
numbers.
Denis Chertykov