diff options
Diffstat (limited to 'disas')
| -rw-r--r-- | disas/arm.c | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/disas/arm.c b/disas/arm.c index 76e97a8957..6165246539 100644 --- a/disas/arm.c +++ b/disas/arm.c @@ -1549,10 +1549,6 @@ enum map_type { MAP_DATA }; -enum map_type last_type; -int last_mapping_sym = -1; -bfd_vma last_mapping_addr = 0; - /* Decode a bitfield of the form matching regexp (N(-N)?,)*N(-N)?. Returns pointer to following character of the format string and fills in *VALUEP and *WIDTHP with the extracted value and number of @@ -3878,135 +3874,11 @@ print_insn_arm (bfd_vma pc, struct disassemble_info *info) int is_data = false; unsigned int size = 4; void (*printer) (bfd_vma, struct disassemble_info *, long); -#if 0 - bfd_boolean found = false; - - if (info->disassembler_options) - { - parse_disassembler_options (info->disassembler_options); - - /* To avoid repeated parsing of these options, we remove them here. */ - info->disassembler_options = NULL; - } - - /* First check the full symtab for a mapping symbol, even if there - are no usable non-mapping symbols for this address. */ - if (info->symtab != NULL - && bfd_asymbol_flavour (*info->symtab) == bfd_target_elf_flavour) - { - bfd_vma addr; - int n; - int last_sym = -1; - enum map_type type = MAP_ARM; - - if (pc <= last_mapping_addr) - last_mapping_sym = -1; - is_thumb = (last_type == MAP_THUMB); - found = false; - /* Start scanning at the start of the function, or wherever - we finished last time. */ - n = info->symtab_pos + 1; - if (n < last_mapping_sym) - n = last_mapping_sym; - - /* Scan up to the location being disassembled. */ - for (; n < info->symtab_size; n++) - { - addr = bfd_asymbol_value (info->symtab[n]); - if (addr > pc) - break; - if ((info->section == NULL - || info->section == info->symtab[n]->section) - && get_sym_code_type (info, n, &type)) - { - last_sym = n; - found = true; - } - } - - if (!found) - { - n = info->symtab_pos; - if (n < last_mapping_sym - 1) - n = last_mapping_sym - 1; - - /* No mapping symbol found at this address. Look backwards - for a preceding one. */ - for (; n >= 0; n--) - { - if (get_sym_code_type (info, n, &type)) - { - last_sym = n; - found = true; - break; - } - } - } - - last_mapping_sym = last_sym; - last_type = type; - is_thumb = (last_type == MAP_THUMB); - is_data = (last_type == MAP_DATA); - - /* Look a little bit ahead to see if we should print out - two or four bytes of data. If there's a symbol, - mapping or otherwise, after two bytes then don't - print more. */ - if (is_data) - { - size = 4 - (pc & 3); - for (n = last_sym + 1; n < info->symtab_size; n++) - { - addr = bfd_asymbol_value (info->symtab[n]); - if (addr > pc) - { - if (addr - pc < size) - size = addr - pc; - break; - } - } - /* If the next symbol is after three bytes, we need to - print only part of the data, so that we can use either - .byte or .short. */ - if (size == 3) - size = (pc & 1) ? 1 : 2; - } - } - - if (info->symbols != NULL) - { - if (bfd_asymbol_flavour (*info->symbols) == bfd_target_coff_flavour) - { - coff_symbol_type * cs; - - cs = coffsymbol (*info->symbols); - is_thumb = ( cs->native->u.syment.n_sclass == C_THUMBEXT - || cs->native->u.syment.n_sclass == C_THUMBSTAT - || cs->native->u.syment.n_sclass == C_THUMBLABEL - || cs->native->u.syment.n_sclass == C_THUMBEXTFUNC - || cs->native->u.syment.n_sclass == C_THUMBSTATFUNC); - } - else if (bfd_asymbol_flavour (*info->symbols) == bfd_target_elf_flavour - && !found) - { - /* If no mapping symbol has been found then fall back to the type - of the function symbol. */ - elf_symbol_type * es; - unsigned int type; - - es = *(elf_symbol_type **)(info->symbols); - type = ELF_ST_TYPE (es->internal_elf_sym.st_info); - - is_thumb = (type == STT_ARM_TFUNC) || (type == STT_ARM_16BIT); - } - } -#else int little; little = (info->endian == BFD_ENDIAN_LITTLE); is_thumb |= (pc & 1); pc &= ~(bfd_vma)1; -#endif if (force_thumb) is_thumb = true; |