opcodes:
* sh-dis.c (print_insn_sh): Don't disassemble fp instructions in
nofpu mode. Add BFD type bfd_mach_sh4_nommu_nofpu.
* sh-opc.h: Add sh4_nommu_nofpu architecture and adjust instructions
accordingly.
bfd:
* archures.c: Add bfd_mach_sh4_nommu_nofpu.
* cpu-sh.c: Ditto.
* elf32-sh.c: Ditto.
* bfd-in2.h: Regenerate.
include/elf:
* sh.h: Add EF_SH4_NOMMU_NOFPU.
gas:
* config/tc-sh.c (md_parse_option): Add -isa=sh4-nofpu and
-isa=sh4-nommu-nofpu options. Adjust help messages accordingly.
(sh_elf_final_processing): Output BFD type sh4_nofpu if that is
the most general type or the user specifically requested it.
(md_assemble): Add a new error message for when an instruction
is understood, but is not allowed due to an -isa option.
gas:
* tc-sh.c (build_Mytes): Add REG_N_D and REG_N_B01
nibble types to assembler.
opcodes:
* sh-dis.c (print_insn_sh): Add REG_N_D nibble type to
ensure that double registers have even numbers.
Add REG_N_B01 for nn01 (binary 01) nibble to ensure
that reserved instruction 0xfffd does not decode the same
as 0xfdfd (ftrv).
* sh-opc.h: Add REG_N_D nibble type and use it whereever
REG_N refers to a double register.
Add REG_N_B01 nibble type and use it instead of REG_NM
in ftrv.
Adjust the bit patterns in a few comments.
include:
* dis-asm.h (print_insn_shl, print_insn_sh64l): Remove prototype.
gdb:
* sh-tdep.c (gdb_print_insn_sh64): Delete.
(gdb_print_insn_sh): Just set info->endian and use print_insn_sh.
(sh_gdbarch_init): Always use gdb_print_insn_sh.
opcodes:
* disassemble.c (disassembler): Just use print_insn_sh for bfd_arch_sh.
* sh-dis.c (LITTLE_BIT): Delete.
(print_insn_sh, print_insn_shl): Deleted.
(print_insn_shx): Renamed to
(print_insn_sh). No longer static. Handle SHmedia instructions.
Use info->endian to determine endianness.
* sh64-dis.c (print_insn_sh64, print_insn_sh64l): Delete.
(print_insn_sh64x): No longer static. Renamed to
(print_insn_sh64). Removed pfun_compact and endian arguments.
If we got an uneven address to indicate SHmedia, adjust it.
Return -2 for SHcompact instructions.
sim/sh64:
* sim-if.c (sh64_disassemble_insn): Use print_insn_sh instead of
print_insn_shl.
2001-10-08 Nick Clifton <nickc@cambridge.redhat.com>
* sh64-opc.c: Regenerate.
2001-03-13 DJ Delorie <dj@redhat.com>
* sh64-opc.h: Rename A_RESV_Fx to A_REUSE_PREV so that its
purpose is more obvious.
* sh64-opc.c (shmedia_table): Ditto.
* sh64-dis.c (initialize_shmedia_opcode_mask_table): Ditto.
(print_insn_shmedia): Ditto.
2001-03-12 DJ Delorie <dj@redhat.com>
* sh64-opc.c: Adjust comments to reflect reality: replace bits
3:0 with zeros (not "reserved"), replace "rrrrrr" with
"gggggg" for two-operand floating point opcodes. Remove
"fsina".
2001-01-08 Hans-Peter Nilsson <hpn@cygnus.com>
* sh64-dis.c (print_insn_shmedia) <failing read_memory_func>:
Correct printing of .byte:s. Return number of printed bytes or
-1; never 0.
(print_insn_sh64x) <not CRT_SH5_ISA16>: Ditto. Print as .byte:s
to next four-byte-alignment if insn or data is not aligned.
2001-01-06 Hans-Peter Nilsson <hpn@cygnus.com>
* sh64-dis.c: Update comments and fix comment formatting.
(initialize_shmedia_opcode_mask_table) <case A_IMMM>:
Abort instead of setting length to 0.
(crange_qsort_cmpb, crange_qsort_cmpl, crange_bsearch_cmpb,
crange_bsearch_cmpl, sh64_get_contents_type,
sh64_address_in_cranges): Move to bfd/elf32-sh64.c.
2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
* sh64-opc.c: Remove #if 0:d entries for instructions not found in
SH-5/ST50-023-04: fcosa.s, fsrra.s and prefo.
2000-12-30 Hans-Peter Nilsson <hpn@cygnus.com>
* sh64-dis.c (print_insn_shmedia): Display MOVI/SHORI-formed
address with same prefix as SHcompact.
In the disassembler, use a .cranges section for linked executables.
* sh64-dis.c (SAVED_MOVI_R, SAVED_MOVI_IMM): Move to head of file
and update for using structure in info->private_data.
(struct sh64_disassemble_info): New.
(is_shmedia_p): Delete.
(crange_qsort_cmpb): New function.
(crange_qsort_cmpl, crange_bsearch_cmpb): New functions.
(crange_bsearch_cmpl, sh64_address_in_cranges): New functions.
(init_sh64_disasm_info, sh64_get_contents_type_disasm): New functions.
(sh64_get_contents_type, sh64_address_is_shmedia): New functions.
(print_insn_shmedia): Correct displaying of address after MOVI/SHORI
pair. Display addresses for linked executables only.
(print_insn_sh64x_media): Initialize info->private_data by calling
init_sh64_disasm_info.
(print_insn_sh64x): Ditto. Find out type of contents by calling
sh64_contents_type_disasm. Display data regions using ".long" and
".byte" similar to unrecognized opcodes.
2000-12-19 Hans-Peter Nilsson <hpn@cygnus.com>
* sh64-dis.c (is_shmedia_p): Check info->section and look for ISA
information in section flags before considering symbols. Don't
assume an info->mach setting of bfd_mach_sh5 means SHmedia code.
* configure.in (bfd_sh_arch): Check presence of sh64 insns by
matching $target $canon_targets instead of looking at the
now-removed -DINCLUDE_SHMEDIA in $targ_cflags.
* configure: Regenerate.
2000-11-25 Hans-Peter Nilsson <hpn@cygnus.com>
* sh64-opc.c (shmedia_creg_table): New.
* sh64-opc.h (shmedia_creg_info): New type.
(shmedia_creg_table): Declare.
* sh64-dis.c (creg_name): New function.
(print_insn_shmedia): Use it.
* disassemble.c (disassembler) [ARCH_sh, INCLUDE_SHMEDIA]: Map
bfd_mach_sh5 to print_insn_sh64 if big-endian and to
print_insn_sh64l if little-endian.
* sh64-dis.c (print_insn_shmedia): Make r unsigned.
(print_insn_sh64l): New.
(print_insn_sh64x): New.
(print_insn_sh64x_media): New.
(print_insn_sh64): Break out code to print_insn_sh64x and
print_insn_sh64x_media.
2000-11-24 Hans-Peter Nilsson <hpn@cygnus.com>
* sh64-opc.h: New file
* sh64-opc.c: New file
* sh64-dis.c: New file
* Makefile.am: Add sh64 targets.
(HFILES): Add sh64-opc.h.
(CFILES): Add sh64-opc.c and sh64-dis.c.
(ALL_MACHINES): Add sh64 files.
* Makefile.in: Regenerate.
* configure.in: Add support for sh64 to bfd_sh_arch.
* configure: Regenerate.
* disassemble.c [ARCH_all] (INCLUDE_SHMEDIA): Define.
(disassembler) [ARCH_sh, INCLUDE_SHMEDIA]: Map bfd_mach_sh5 to
print_insn_sh64.
* sh-dis.c (print_insn_shx): Handle bfd_mach_sh5 as arch_sh4.
* po/POTFILES.in: Regenerate.
* po/opcodes.pot: Regenerate.
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.
Reinstate bits of sh4 support that got accidentally deleted.
Add sh-dsp support.
bfd:
* archures.c (bfd_mach_sh2, bfd_mach_sh_dsp): New macros.
(bfd_mach_sh3_dsp): Likewise.
(bfd_mach_sh4): Reinstate.
(bfd_default_scan): Recognize 7410, 7708, 7729 and 7750.
* bfd-in2.h: Regenerate.
* coff-sh.c (struct sh_opcode): flags is no longer short.
(USESAS, USESAS_REG, USESR8, SETSAS, SETSAS_REG): New macros.
(sh_opcode41, sh_opcode42): Integrate as sh_opcode41.
(sh_opcode01, sh_opcode02, sh_opcode40): Add sh-dsp opcodes.
(sh_opcode41, sh_opcode4, sh_opcode80): Likewise.
(sh_opcodes): No longer const.
(sh_dsp_opcodef0, sh_dsp_opcodef): New arrays.
(sh_insn_uses_reg): Check for USESAS and USESR8.
(sh_insn_sets_reg, sh_insns_conflict): Check for SETSAS.
(_bfd_sh_align_load_span): Return early for SH4.
Modify sh_opcodes lookup table for sh-dsp / sh3-dsp.
Take into account that field b of a parallel processing insn
could be mistaken for a separate insn.
* cpu-sh.c (arch_info_struct): New array elements for
sh2, sh-dsp and sh3-dsp.
Reinstate element for sh4.
(SH2_NEXT, SH_DSP_NEXT, SH3_DSP_NEXT): New macros.
(SH4_NEXT): Reinstate.
(SH3_NEXT, SH3E_NEXT): Adjust.
* elf-bfd.h (_sh_elf_set_mach_from_flags): Declare.
* elf32-sh.c (sh_elf_set_private_flags): New function.
(sh_elf_copy_private_data, sh_elf_set_mach_from_flags): Likewise.
(sh_elf_merge_private_data): New function.
(elf_backend_object_p, bfd_elf32_bfd_set_private_bfd_flags): Define.
(bfd_elf32_bfd_copy_private_bfd_data): Define.
(bfd_elf32_bfd_merge_private_bfd_data): Change to
sh_elf_merge_private_data.
gas:
* config/tc-sh.c ("elf/sh.h"): Include.
(sh_dsp, valid_arch, reg_x, reg_y, reg_efg): New static variables.
(md.begin): Initialize target_arch.
Only include opcodes in has table that match selected architecture.
(parse_reg): Recognize register names for sh-dsp.
(parse_at): Recognize post-modify addressing.
(get_operands): The leading space is now optional.
(get_specific): Remove FDREG_N support. Add support for sh-dsp
arguments. Update valid_arch.
(build_Mytes): Add support for SDT_REG_N.
(find_cooked_opcode): New function, broken out of md_assemble.
(assemble_ppi, sh_elf_final_processing): New functions.
(md_assemble): Use find_cooked_opcode and assemble_ppi.
(md_longopts, md_parse_option): New option: -dsp.
* config/tc-sh.h (elf_tc_final_processing): Define.
(sh_elf_final_processing): Declare.
include/elf:
* sh.h: (EF_SH_MACH_MASK, EF_SH_UNKNOWN, EF_SH1, EF_SH2): New macros.
(EF_SH3, EF_SH_HAS_DSP, EF_SH_DSP, EF_SH3_DSP): Likewise.
(EF_SH_HAS_FP, EF_SH3E, EF_SH4, EF_SH_MERGE_MACH): Likewise.
opcodes:
* sh-dis.c (print_movxy, print_insn_ddt, print_dsp_reg): New functions.
(print_insn_ppi): Likewise.
(print_insn_shx): Use info->mach to select appropriate insn set.
Add support for sh-dsp. Remove FD_REG_N support.
* sh-opc.h (sh_nibble_type): Add new values for sh-dsp support.
(sh_arg_type): Likewise. Remove FD_REG_N.
(sh_dsp_reg_nums): New enum.
(arch_sh1, arch_sh2, arch_sh3, arch_sh3e, arch_sh4): New macros.
(arch_sh_dsp, arch_sh3_dsp, arch_sh1_up, arch_sh2_up): Likewise.
(arch_sh3_up, arch_sh3e_up, arch_sh4_up, arch_sh_dsp_up): Likewise.
(arch_sh3_dsp_up): Likewise.
(sh_opcode_info): New field: arch.
(sh_table): Split up insn with FD_REG_N into ones with F_REG_N and
D_REG_N. Fill in arch field. Add sh-dsp insns.
