mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-17 06:13:34 +08:00
d4845d5762
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.
158 lines
4.7 KiB
C
158 lines
4.7 KiB
C
/* This file is tc-sh.h
|
|
Copyright (C) 1993, 94, 95, 96, 97, 98, 1999 Free Software Foundation, Inc.
|
|
|
|
This file is part of GAS, the GNU Assembler.
|
|
|
|
GAS is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2, or (at your option)
|
|
any later version.
|
|
|
|
GAS is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with GAS; see the file COPYING. If not, write to
|
|
the Free Software Foundation, 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
#define TC_SH
|
|
|
|
#define TARGET_BYTES_BIG_ENDIAN 0
|
|
|
|
#define TARGET_ARCH bfd_arch_sh
|
|
|
|
#if ANSI_PROTOTYPES
|
|
struct segment_info_struct;
|
|
struct internal_reloc;
|
|
#endif
|
|
|
|
/* Whether in little endian mode. */
|
|
extern int shl;
|
|
|
|
/* Whether -relax was used. */
|
|
extern int sh_relax;
|
|
|
|
/* Whether -small was used. */
|
|
extern int sh_small;
|
|
|
|
/* Don't try to break words. */
|
|
#define WORKING_DOT_WORD
|
|
|
|
/* We require .long, et. al., to be aligned correctly. */
|
|
#define md_cons_align(nbytes) sh_cons_align (nbytes)
|
|
extern void sh_cons_align PARAMS ((int));
|
|
|
|
/* When relaxing, we need to generate relocations for alignment
|
|
directives. */
|
|
#define HANDLE_ALIGN(frag) sh_handle_align (frag)
|
|
extern void sh_handle_align PARAMS ((fragS *));
|
|
|
|
/* We need to force out some relocations when relaxing. */
|
|
#define TC_FORCE_RELOCATION(fix) sh_force_relocation (fix)
|
|
extern int sh_force_relocation ();
|
|
|
|
#ifdef OBJ_ELF
|
|
#define obj_fix_adjustable(fixP) sh_fix_adjustable(fixP)
|
|
struct fix;
|
|
extern boolean sh_fix_adjustable PARAMS ((struct fix *));
|
|
#endif
|
|
|
|
#define IGNORE_NONSTANDARD_ESCAPES
|
|
|
|
#define LISTING_HEADER (shl ? "Hitachi Super-H GAS Little Endian" : "Hitachi Super-H GAS Big Endian")
|
|
|
|
#define md_operand(x)
|
|
|
|
extern const struct relax_type md_relax_table[];
|
|
#define TC_GENERIC_RELAX_TABLE md_relax_table
|
|
|
|
/* We use a special alignment function to insert the correct nop
|
|
pattern. */
|
|
extern int sh_do_align PARAMS ((int, const char *, int, int));
|
|
#define md_do_align(n,fill,len,max,l) if (sh_do_align (n,fill,len,max)) goto l
|
|
|
|
/* We record, for each section, whether we have most recently output a
|
|
CODE reloc or a DATA reloc. */
|
|
struct sh_segment_info_type
|
|
{
|
|
int in_code : 1;
|
|
};
|
|
#define TC_SEGMENT_INFO_TYPE struct sh_segment_info_type
|
|
|
|
/* We call a routine to emit a reloc for a label, so that the linker
|
|
can align loads and stores without crossing a label. */
|
|
extern void sh_frob_label PARAMS ((void));
|
|
#define tc_frob_label(sym) sh_frob_label ()
|
|
|
|
/* We call a routine to flush pending output in order to output a DATA
|
|
reloc when required. */
|
|
extern void sh_flush_pending_output PARAMS ((void));
|
|
#define md_flush_pending_output() sh_flush_pending_output ()
|
|
|
|
#ifdef BFD_ASSEMBLER
|
|
#define tc_frob_file_before_adjust sh_frob_file
|
|
#else
|
|
#define tc_frob_file sh_frob_file
|
|
#endif
|
|
extern void sh_frob_file PARAMS ((void));
|
|
|
|
#ifdef OBJ_COFF
|
|
/* COFF specific definitions. */
|
|
|
|
#define DO_NOT_STRIP 0
|
|
|
|
/* This macro translates between an internal fix and an coff reloc type */
|
|
#define TC_COFF_FIX2RTYPE(fix) ((fix)->fx_r_type)
|
|
|
|
#define BFD_ARCH TARGET_ARCH
|
|
|
|
#define COFF_MAGIC (shl ? SH_ARCH_MAGIC_LITTLE : SH_ARCH_MAGIC_BIG)
|
|
|
|
/* We need to write out relocs which have not been completed. */
|
|
#define TC_COUNT_RELOC(fix) ((fix)->fx_addsy != NULL)
|
|
|
|
#define TC_RELOC_MANGLE(seg, fix, int, paddr) \
|
|
sh_coff_reloc_mangle ((seg), (fix), (int), (paddr))
|
|
extern void sh_coff_reloc_mangle
|
|
PARAMS ((struct segment_info_struct *, struct fix *,
|
|
struct internal_reloc *, unsigned int));
|
|
|
|
#define tc_coff_symbol_emit_hook(a) ; /* not used */
|
|
|
|
#define NEED_FX_R_TYPE 1
|
|
|
|
#define TC_KEEP_FX_OFFSET 1
|
|
|
|
#define TC_COFF_SIZEMACHDEP(frag) tc_coff_sizemachdep(frag)
|
|
extern int tc_coff_sizemachdep PARAMS ((fragS *));
|
|
|
|
/* We align most sections to a 16 byte boundary. */
|
|
#define SUB_SEGMENT_ALIGN(SEG) \
|
|
(strncmp (obj_segment_name (SEG), ".stabstr", 8) == 0 \
|
|
? 0 \
|
|
: ((strncmp (obj_segment_name (SEG), ".stab", 5) == 0 \
|
|
|| strcmp (obj_segment_name (SEG), ".ctors") == 0 \
|
|
|| strcmp (obj_segment_name (SEG), ".dtors") == 0) \
|
|
? 2 \
|
|
: (sh_small ? 2 : 4)))
|
|
|
|
#endif /* OBJ_COFF */
|
|
|
|
#ifdef OBJ_ELF
|
|
/* ELF specific definitions. */
|
|
|
|
/* Whether or not the target is big endian */
|
|
extern int target_big_endian;
|
|
|
|
#define TARGET_FORMAT (shl ? "elf32-shl" : "elf32-sh")
|
|
|
|
#define elf_tc_final_processing sh_elf_final_processing
|
|
extern void sh_elf_final_processing PARAMS ((void));
|
|
|
|
#endif /* OBJ_ELF */
|
|
|
|
/* end of tc-sh.h */
|