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- /* Select disassembly routine for specified architecture.
- Copyright (C) 1994-2022 Free Software Foundation, Inc.
- This file is part of the GNU opcodes library.
- This library 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 3 of the License, or
- (at your option) any later version.
- This program 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 this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
- MA 02110-1301, USA. */
- #include "sysdep.h"
- #include "disassemble.h"
- #include "safe-ctype.h"
- #include "opintl.h"
- #ifdef ARCH_all
- #ifdef BFD64
- #define ARCH_aarch64
- #define ARCH_alpha
- #define ARCH_bpf
- #define ARCH_cris
- #define ARCH_ia64
- #define ARCH_loongarch
- #define ARCH_mips
- #define ARCH_mmix
- #define ARCH_nfp
- #define ARCH_riscv
- #define ARCH_score
- #define ARCH_tilegx
- #endif
- #define ARCH_arc
- #define ARCH_arm
- #define ARCH_avr
- #define ARCH_bfin
- #define ARCH_cr16
- #define ARCH_crx
- #define ARCH_csky
- #define ARCH_d10v
- #define ARCH_d30v
- #define ARCH_dlx
- #define ARCH_epiphany
- #define ARCH_fr30
- #define ARCH_frv
- #define ARCH_ft32
- #define ARCH_h8300
- #define ARCH_hppa
- #define ARCH_i386
- #define ARCH_ip2k
- #define ARCH_iq2000
- #define ARCH_lm32
- #define ARCH_m32c
- #define ARCH_m32r
- #define ARCH_m68hc11
- #define ARCH_m68hc12
- #define ARCH_m68k
- #define ARCH_mcore
- #define ARCH_mep
- #define ARCH_metag
- #define ARCH_microblaze
- #define ARCH_mn10200
- #define ARCH_mn10300
- #define ARCH_moxie
- #define ARCH_mt
- #define ARCH_msp430
- #define ARCH_nds32
- #define ARCH_nios2
- #define ARCH_ns32k
- #define ARCH_or1k
- #define ARCH_pdp11
- #define ARCH_pj
- #define ARCH_powerpc
- #define ARCH_pru
- #define ARCH_rs6000
- #define ARCH_rl78
- #define ARCH_rx
- #define ARCH_s12z
- #define ARCH_s390
- #define ARCH_sh
- #define ARCH_sparc
- #define ARCH_spu
- #define ARCH_tic30
- #define ARCH_tic4x
- #define ARCH_tic54x
- #define ARCH_tic6x
- #define ARCH_tilepro
- #define ARCH_v850
- #define ARCH_vax
- #define ARCH_visium
- #define ARCH_wasm32
- #define ARCH_xstormy16
- #define ARCH_xc16x
- #define ARCH_xgate
- #define ARCH_xtensa
- #define ARCH_z80
- #define ARCH_z8k
- #endif
- #ifdef ARCH_m32c
- #include "m32c-desc.h"
- #endif
- #ifdef ARCH_bpf
- /* XXX this should be including bpf-desc.h instead of this hackery,
- but at the moment it is not possible to include several CGEN
- generated *-desc.h files simultaneously. To be fixed in
- CGEN... */
- # ifdef ARCH_m32c
- enum epbf_isa_attr
- {
- ISA_EBPFLE, ISA_EBPFBE, ISA_XBPFLE, ISA_XBPFBE, ISA_EBPFMAX
- };
- # else
- # include "bpf-desc.h"
- # define ISA_EBPFMAX ISA_MAX
- # endif
- #endif /* ARCH_bpf */
- disassembler_ftype
- disassembler (enum bfd_architecture a,
- bool big ATTRIBUTE_UNUSED,
- unsigned long mach ATTRIBUTE_UNUSED,
- bfd *abfd ATTRIBUTE_UNUSED)
- {
- disassembler_ftype disassemble;
- switch (a)
- {
- /* If you add a case to this table, also add it to the
- ARCH_all definition right above this function. */
- #ifdef ARCH_aarch64
- case bfd_arch_aarch64:
- disassemble = print_insn_aarch64;
- break;
- #endif
- #ifdef ARCH_alpha
- case bfd_arch_alpha:
- disassemble = print_insn_alpha;
- break;
- #endif
- #ifdef ARCH_arc
- case bfd_arch_arc:
- disassemble = arc_get_disassembler (abfd);
- break;
- #endif
- #ifdef ARCH_arm
- case bfd_arch_arm:
- if (big)
- disassemble = print_insn_big_arm;
- else
- disassemble = print_insn_little_arm;
- break;
- #endif
- #ifdef ARCH_avr
- case bfd_arch_avr:
- disassemble = print_insn_avr;
- break;
- #endif
- #ifdef ARCH_bfin
- case bfd_arch_bfin:
- disassemble = print_insn_bfin;
- break;
- #endif
- #ifdef ARCH_cr16
- case bfd_arch_cr16:
- disassemble = print_insn_cr16;
- break;
- #endif
- #ifdef ARCH_cris
- case bfd_arch_cris:
- disassemble = cris_get_disassembler (abfd);
- break;
- #endif
- #ifdef ARCH_crx
- case bfd_arch_crx:
- disassemble = print_insn_crx;
- break;
- #endif
- #ifdef ARCH_csky
- case bfd_arch_csky:
- disassemble = csky_get_disassembler (abfd);
- break;
- #endif
- #ifdef ARCH_d10v
- case bfd_arch_d10v:
- disassemble = print_insn_d10v;
- break;
- #endif
- #ifdef ARCH_d30v
- case bfd_arch_d30v:
- disassemble = print_insn_d30v;
- break;
- #endif
- #ifdef ARCH_dlx
- case bfd_arch_dlx:
- /* As far as I know we only handle big-endian DLX objects. */
- disassemble = print_insn_dlx;
- break;
- #endif
- #ifdef ARCH_h8300
- case bfd_arch_h8300:
- if (mach == bfd_mach_h8300h || mach == bfd_mach_h8300hn)
- disassemble = print_insn_h8300h;
- else if (mach == bfd_mach_h8300s
- || mach == bfd_mach_h8300sn
- || mach == bfd_mach_h8300sx
- || mach == bfd_mach_h8300sxn)
- disassemble = print_insn_h8300s;
- else
- disassemble = print_insn_h8300;
- break;
- #endif
- #ifdef ARCH_hppa
- case bfd_arch_hppa:
- disassemble = print_insn_hppa;
- break;
- #endif
- #ifdef ARCH_i386
- case bfd_arch_i386:
- case bfd_arch_iamcu:
- disassemble = print_insn_i386;
- break;
- #endif
- #ifdef ARCH_ia64
- case bfd_arch_ia64:
- disassemble = print_insn_ia64;
- break;
- #endif
- #ifdef ARCH_ip2k
- case bfd_arch_ip2k:
- disassemble = print_insn_ip2k;
- break;
- #endif
- #ifdef ARCH_bpf
- case bfd_arch_bpf:
- disassemble = print_insn_bpf;
- break;
- #endif
- #ifdef ARCH_epiphany
- case bfd_arch_epiphany:
- disassemble = print_insn_epiphany;
- break;
- #endif
- #ifdef ARCH_fr30
- case bfd_arch_fr30:
- disassemble = print_insn_fr30;
- break;
- #endif
- #ifdef ARCH_lm32
- case bfd_arch_lm32:
- disassemble = print_insn_lm32;
- break;
- #endif
- #ifdef ARCH_m32r
- case bfd_arch_m32r:
- disassemble = print_insn_m32r;
- break;
- #endif
- #if defined(ARCH_m68hc11) || defined(ARCH_m68hc12) \
- || defined(ARCH_9s12x) || defined(ARCH_m9s12xg)
- case bfd_arch_m68hc11:
- disassemble = print_insn_m68hc11;
- break;
- case bfd_arch_m68hc12:
- disassemble = print_insn_m68hc12;
- break;
- case bfd_arch_m9s12x:
- disassemble = print_insn_m9s12x;
- break;
- case bfd_arch_m9s12xg:
- disassemble = print_insn_m9s12xg;
- break;
- #endif
- #if defined(ARCH_s12z)
- case bfd_arch_s12z:
- disassemble = print_insn_s12z;
- break;
- #endif
- #ifdef ARCH_m68k
- case bfd_arch_m68k:
- disassemble = print_insn_m68k;
- break;
- #endif
- #ifdef ARCH_mt
- case bfd_arch_mt:
- disassemble = print_insn_mt;
- break;
- #endif
- #ifdef ARCH_microblaze
- case bfd_arch_microblaze:
- disassemble = print_insn_microblaze;
- break;
- #endif
- #ifdef ARCH_msp430
- case bfd_arch_msp430:
- disassemble = print_insn_msp430;
- break;
- #endif
- #ifdef ARCH_nds32
- case bfd_arch_nds32:
- disassemble = print_insn_nds32;
- break;
- #endif
- #ifdef ARCH_nfp
- case bfd_arch_nfp:
- disassemble = print_insn_nfp;
- break;
- #endif
- #ifdef ARCH_ns32k
- case bfd_arch_ns32k:
- disassemble = print_insn_ns32k;
- break;
- #endif
- #ifdef ARCH_mcore
- case bfd_arch_mcore:
- disassemble = print_insn_mcore;
- break;
- #endif
- #ifdef ARCH_mep
- case bfd_arch_mep:
- disassemble = print_insn_mep;
- break;
- #endif
- #ifdef ARCH_metag
- case bfd_arch_metag:
- disassemble = print_insn_metag;
- break;
- #endif
- #ifdef ARCH_mips
- case bfd_arch_mips:
- if (big)
- disassemble = print_insn_big_mips;
- else
- disassemble = print_insn_little_mips;
- break;
- #endif
- #ifdef ARCH_mmix
- case bfd_arch_mmix:
- disassemble = print_insn_mmix;
- break;
- #endif
- #ifdef ARCH_mn10200
- case bfd_arch_mn10200:
- disassemble = print_insn_mn10200;
- break;
- #endif
- #ifdef ARCH_mn10300
- case bfd_arch_mn10300:
- disassemble = print_insn_mn10300;
- break;
- #endif
- #ifdef ARCH_nios2
- case bfd_arch_nios2:
- if (big)
- disassemble = print_insn_big_nios2;
- else
- disassemble = print_insn_little_nios2;
- break;
- #endif
- #ifdef ARCH_or1k
- case bfd_arch_or1k:
- disassemble = print_insn_or1k;
- break;
- #endif
- #ifdef ARCH_pdp11
- case bfd_arch_pdp11:
- disassemble = print_insn_pdp11;
- break;
- #endif
- #ifdef ARCH_pj
- case bfd_arch_pj:
- disassemble = print_insn_pj;
- break;
- #endif
- #ifdef ARCH_powerpc
- case bfd_arch_powerpc:
- #endif
- #ifdef ARCH_rs6000
- case bfd_arch_rs6000:
- #endif
- #if defined ARCH_powerpc || defined ARCH_rs6000
- if (big)
- disassemble = print_insn_big_powerpc;
- else
- disassemble = print_insn_little_powerpc;
- break;
- #endif
- #ifdef ARCH_pru
- case bfd_arch_pru:
- disassemble = print_insn_pru;
- break;
- #endif
- #ifdef ARCH_riscv
- case bfd_arch_riscv:
- disassemble = riscv_get_disassembler (abfd);
- break;
- #endif
- #ifdef ARCH_rl78
- case bfd_arch_rl78:
- disassemble = rl78_get_disassembler (abfd);
- break;
- #endif
- #ifdef ARCH_rx
- case bfd_arch_rx:
- disassemble = print_insn_rx;
- break;
- #endif
- #ifdef ARCH_s390
- case bfd_arch_s390:
- disassemble = print_insn_s390;
- break;
- #endif
- #ifdef ARCH_score
- case bfd_arch_score:
- if (big)
- disassemble = print_insn_big_score;
- else
- disassemble = print_insn_little_score;
- break;
- #endif
- #ifdef ARCH_sh
- case bfd_arch_sh:
- disassemble = print_insn_sh;
- break;
- #endif
- #ifdef ARCH_sparc
- case bfd_arch_sparc:
- disassemble = print_insn_sparc;
- break;
- #endif
- #ifdef ARCH_spu
- case bfd_arch_spu:
- disassemble = print_insn_spu;
- break;
- #endif
- #ifdef ARCH_tic30
- case bfd_arch_tic30:
- disassemble = print_insn_tic30;
- break;
- #endif
- #ifdef ARCH_tic4x
- case bfd_arch_tic4x:
- disassemble = print_insn_tic4x;
- break;
- #endif
- #ifdef ARCH_tic54x
- case bfd_arch_tic54x:
- disassemble = print_insn_tic54x;
- break;
- #endif
- #ifdef ARCH_tic6x
- case bfd_arch_tic6x:
- disassemble = print_insn_tic6x;
- break;
- #endif
- #ifdef ARCH_ft32
- case bfd_arch_ft32:
- disassemble = print_insn_ft32;
- break;
- #endif
- #ifdef ARCH_v850
- case bfd_arch_v850:
- case bfd_arch_v850_rh850:
- disassemble = print_insn_v850;
- break;
- #endif
- #ifdef ARCH_wasm32
- case bfd_arch_wasm32:
- disassemble = print_insn_wasm32;
- break;
- #endif
- #ifdef ARCH_xgate
- case bfd_arch_xgate:
- disassemble = print_insn_xgate;
- break;
- #endif
- #ifdef ARCH_xstormy16
- case bfd_arch_xstormy16:
- disassemble = print_insn_xstormy16;
- break;
- #endif
- #ifdef ARCH_xc16x
- case bfd_arch_xc16x:
- disassemble = print_insn_xc16x;
- break;
- #endif
- #ifdef ARCH_xtensa
- case bfd_arch_xtensa:
- disassemble = print_insn_xtensa;
- break;
- #endif
- #ifdef ARCH_z80
- case bfd_arch_z80:
- disassemble = print_insn_z80;
- break;
- #endif
- #ifdef ARCH_z8k
- case bfd_arch_z8k:
- if (mach == bfd_mach_z8001)
- disassemble = print_insn_z8001;
- else
- disassemble = print_insn_z8002;
- break;
- #endif
- #ifdef ARCH_vax
- case bfd_arch_vax:
- disassemble = print_insn_vax;
- break;
- #endif
- #ifdef ARCH_visium
- case bfd_arch_visium:
- disassemble = print_insn_visium;
- break;
- #endif
- #ifdef ARCH_frv
- case bfd_arch_frv:
- disassemble = print_insn_frv;
- break;
- #endif
- #ifdef ARCH_moxie
- case bfd_arch_moxie:
- disassemble = print_insn_moxie;
- break;
- #endif
- #ifdef ARCH_iq2000
- case bfd_arch_iq2000:
- disassemble = print_insn_iq2000;
- break;
- #endif
- #ifdef ARCH_m32c
- case bfd_arch_m32c:
- disassemble = print_insn_m32c;
- break;
- #endif
- #ifdef ARCH_tilegx
- case bfd_arch_tilegx:
- disassemble = print_insn_tilegx;
- break;
- #endif
- #ifdef ARCH_tilepro
- case bfd_arch_tilepro:
- disassemble = print_insn_tilepro;
- break;
- #endif
- #ifdef ARCH_loongarch
- case bfd_arch_loongarch:
- disassemble = print_insn_loongarch;
- break;
- #endif
- default:
- return 0;
- }
- return disassemble;
- }
- void
- disassembler_usage (FILE *stream ATTRIBUTE_UNUSED)
- {
- #ifdef ARCH_aarch64
- print_aarch64_disassembler_options (stream);
- #endif
- #ifdef ARCH_arc
- print_arc_disassembler_options (stream);
- #endif
- #ifdef ARCH_arm
- print_arm_disassembler_options (stream);
- #endif
- #ifdef ARCH_mips
- print_mips_disassembler_options (stream);
- #endif
- #ifdef ARCH_nfp
- print_nfp_disassembler_options (stream);
- #endif
- #ifdef ARCH_powerpc
- print_ppc_disassembler_options (stream);
- #endif
- #ifdef ARCH_riscv
- print_riscv_disassembler_options (stream);
- #endif
- #ifdef ARCH_i386
- print_i386_disassembler_options (stream);
- #endif
- #ifdef ARCH_s390
- print_s390_disassembler_options (stream);
- #endif
- #ifdef ARCH_wasm32
- print_wasm32_disassembler_options (stream);
- #endif
- #ifdef ARCH_loongarch
- print_loongarch_disassembler_options (stream);
- #endif
- return;
- }
- void
- disassemble_init_for_target (struct disassemble_info * info)
- {
- if (info == NULL)
- return;
- switch (info->arch)
- {
- #ifdef ARCH_aarch64
- case bfd_arch_aarch64:
- info->symbol_is_valid = aarch64_symbol_is_valid;
- info->disassembler_needs_relocs = true;
- break;
- #endif
- #ifdef ARCH_arm
- case bfd_arch_arm:
- info->symbol_is_valid = arm_symbol_is_valid;
- info->disassembler_needs_relocs = true;
- break;
- #endif
- #ifdef ARCH_csky
- case bfd_arch_csky:
- info->symbol_is_valid = csky_symbol_is_valid;
- info->disassembler_needs_relocs = true;
- break;
- #endif
- #ifdef ARCH_i386
- case bfd_arch_i386:
- case bfd_arch_iamcu:
- info->created_styled_output = true;
- break;
- #endif
- #ifdef ARCH_ia64
- case bfd_arch_ia64:
- info->skip_zeroes = 16;
- break;
- #endif
- #ifdef ARCH_tic4x
- case bfd_arch_tic4x:
- info->skip_zeroes = 32;
- break;
- #endif
- #ifdef ARCH_mep
- case bfd_arch_mep:
- info->skip_zeroes = 256;
- info->skip_zeroes_at_end = 0;
- break;
- #endif
- #ifdef ARCH_metag
- case bfd_arch_metag:
- info->disassembler_needs_relocs = true;
- break;
- #endif
- #ifdef ARCH_m32c
- case bfd_arch_m32c:
- /* This processor in fact is little endian. The value set here
- reflects the way opcodes are written in the cgen description. */
- info->endian = BFD_ENDIAN_BIG;
- if (!info->private_data)
- {
- info->private_data = cgen_bitset_create (ISA_MAX);
- if (info->mach == bfd_mach_m16c)
- cgen_bitset_set (info->private_data, ISA_M16C);
- else
- cgen_bitset_set (info->private_data, ISA_M32C);
- }
- break;
- #endif
- #ifdef ARCH_bpf
- case bfd_arch_bpf:
- info->endian_code = BFD_ENDIAN_LITTLE;
- if (!info->private_data)
- {
- info->private_data = cgen_bitset_create (ISA_MAX);
- if (info->endian == BFD_ENDIAN_BIG)
- {
- cgen_bitset_set (info->private_data, ISA_EBPFBE);
- if (info->mach == bfd_mach_xbpf)
- cgen_bitset_set (info->private_data, ISA_XBPFBE);
- }
- else
- {
- cgen_bitset_set (info->private_data, ISA_EBPFLE);
- if (info->mach == bfd_mach_xbpf)
- cgen_bitset_set (info->private_data, ISA_XBPFLE);
- }
- }
- break;
- #endif
- #ifdef ARCH_pru
- case bfd_arch_pru:
- info->disassembler_needs_relocs = true;
- break;
- #endif
- #ifdef ARCH_powerpc
- case bfd_arch_powerpc:
- #endif
- #ifdef ARCH_rs6000
- case bfd_arch_rs6000:
- #endif
- #if defined (ARCH_powerpc) || defined (ARCH_rs6000)
- disassemble_init_powerpc (info);
- break;
- #endif
- #ifdef ARCH_riscv
- case bfd_arch_riscv:
- info->symbol_is_valid = riscv_symbol_is_valid;
- info->created_styled_output = true;
- break;
- #endif
- #ifdef ARCH_wasm32
- case bfd_arch_wasm32:
- disassemble_init_wasm32 (info);
- break;
- #endif
- #ifdef ARCH_s390
- case bfd_arch_s390:
- disassemble_init_s390 (info);
- break;
- #endif
- #ifdef ARCH_nds32
- case bfd_arch_nds32:
- disassemble_init_nds32 (info);
- break;
- #endif
- default:
- break;
- }
- }
- void
- disassemble_free_target (struct disassemble_info *info)
- {
- if (info == NULL)
- return;
- switch (info->arch)
- {
- default:
- return;
- #ifdef ARCH_bpf
- case bfd_arch_bpf:
- #endif
- #ifdef ARCH_m32c
- case bfd_arch_m32c:
- #endif
- #if defined ARCH_bpf || defined ARCH_m32c
- if (info->private_data)
- {
- CGEN_BITSET *mask = info->private_data;
- free (mask->bits);
- }
- break;
- #endif
- #ifdef ARCH_arc
- case bfd_arch_arc:
- break;
- #endif
- #ifdef ARCH_cris
- case bfd_arch_cris:
- break;
- #endif
- #ifdef ARCH_mmix
- case bfd_arch_mmix:
- break;
- #endif
- #ifdef ARCH_nfp
- case bfd_arch_nfp:
- break;
- #endif
- #ifdef ARCH_powerpc
- case bfd_arch_powerpc:
- break;
- #endif
- #ifdef ARCH_riscv
- case bfd_arch_riscv:
- break;
- #endif
- #ifdef ARCH_rs6000
- case bfd_arch_rs6000:
- break;
- #endif
- }
- free (info->private_data);
- }
- /* Remove whitespace and consecutive commas from OPTIONS. */
- char *
- remove_whitespace_and_extra_commas (char *options)
- {
- char *str;
- size_t i, len;
- if (options == NULL)
- return NULL;
- /* Strip off all trailing whitespace and commas. */
- for (len = strlen (options); len > 0; len--)
- {
- if (!ISSPACE (options[len - 1]) && options[len - 1] != ',')
- break;
- options[len - 1] = '\0';
- }
- /* Convert all remaining whitespace to commas. */
- for (i = 0; options[i] != '\0'; i++)
- if (ISSPACE (options[i]))
- options[i] = ',';
- /* Remove consecutive commas. */
- for (str = options; *str != '\0'; str++)
- if (*str == ',' && (*(str + 1) == ',' || str == options))
- {
- char *next = str + 1;
- while (*next == ',')
- next++;
- len = strlen (next);
- if (str != options)
- str++;
- memmove (str, next, len);
- next[len - (size_t)(next - str)] = '\0';
- }
- return (strlen (options) != 0) ? options : NULL;
- }
- /* Like STRCMP, but treat ',' the same as '\0' so that we match
- strings like "foobar" against "foobar,xxyyzz,...". */
- int
- disassembler_options_cmp (const char *s1, const char *s2)
- {
- unsigned char c1, c2;
- do
- {
- c1 = (unsigned char) *s1++;
- if (c1 == ',')
- c1 = '\0';
- c2 = (unsigned char) *s2++;
- if (c2 == ',')
- c2 = '\0';
- if (c1 == '\0')
- return c1 - c2;
- }
- while (c1 == c2);
- return c1 - c2;
- }
- void
- opcodes_assert (const char *file, int line)
- {
- opcodes_error_handler (_("assertion fail %s:%d"), file, line);
- opcodes_error_handler (_("Please report this bug"));
- abort ();
- }
- /* Set the stream, and the styled and unstyled printf functions within
- INFO. */
- void
- disassemble_set_printf (struct disassemble_info *info, void *stream,
- fprintf_ftype unstyled_printf,
- fprintf_styled_ftype styled_printf)
- {
- info->stream = stream;
- info->fprintf_func = unstyled_printf;
- info->fprintf_styled_func = styled_printf;
- }
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