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.
same register:
* coff-sh.c (USES1_REG, USES2_REG, SETS1_REG, SETS2_REG,
USESF1_REG, USESF2_REG, SETSF1_REG, SETSF2_REG): New macros.
* (sh_insn_sets_reg, sh_insn_sets_freg): New prototypes.
* (sh_insn_sets_reg, sh_insn_uses_or_sets_reg, sh_insns_sets_freg,
sh_insns_uses_or_sets_freg): New functions.
* (sh_insn_uses_reg, sh_insn_uses_freg): Use new macros.
* (sh_insns_conflict): Use new functions and new macros to
detect conflicts when two instructions both set same integer registers,
both set same fp register, and both set special register.
as appropriate. Use EMPTY_HOWTO as appropriate. Fill in
structure initializations. Add casts.
* reloc.c (EMPTY_HOWTO): Define.
* bfd-in2.h: Rebuild.
* coff-h8300.c (h8300_reloc16_extra_cases): Remove useless
comparisons against 0.
* elf32-sparc.c (elf32_sparc_merge_private_bfd_data): Change
previous_ibfd_e_flags to unsigned long.
* vms.h (struct vms_private_data_struct): Change section_count to
unsigned.
* vms-gsd.c (_bfd_vms_slurp_gsd): Change psect_idx to unsigned.
(_bfd_vms_write_gsd): Change symnum to unsigned.
* vms-hdr.c (_bfd_vms_write_hdr): Change symnum to unsigned.
* vms-tir.c (etir_sta): Change psect to unsigned.
(alloc_section): Change idx to unsigned.
(tir_sta, tir_ctl): Change psect to unsigned.
(_bfd_vms_write_tir): Change len and before to bfd_size_type.
* vms.c (priv_section_count): Change to unsigned.
Nick Clifton