diff options
Diffstat (limited to 'opcodes/m32r-dis.c')
| -rw-r--r-- | opcodes/m32r-dis.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/opcodes/m32r-dis.c b/opcodes/m32r-dis.c index 477a85b..687eb51 100644 --- a/opcodes/m32r-dis.c +++ b/opcodes/m32r-dis.c @@ -434,12 +434,12 @@ print_insn (cd, pc, info, buf, buflen) char *buf; int buflen; { - unsigned long insn_value; + CGEN_INSN_INT insn_value; const CGEN_INSN_LIST *insn_list; CGEN_EXTRACT_INFO ex_info; /* Extract base part of instruction, just in case CGEN_DIS_* uses it. */ - insn_value = bfd_get_bits (buf, buflen * 8, info->endian == BFD_ENDIAN_BIG); + insn_value = cgen_get_insn_value (cd, buf, buflen * 8); /* Fill in ex_info fields like read_insn would. Don't actually call read_insn, since the incoming buffer is already read (and possibly @@ -505,7 +505,7 @@ print_insn (cd, pc, info, buf, buflen) } else length = CGEN_EXTRACT_FN (cd, insn) - (cd, insn, &ex_info, insn_value, &fields, pc); + (cd, insn, &ex_info, insn_value_cropped, &fields, pc); /* length < 0 -> error */ if (length < 0) @@ -539,18 +539,27 @@ default_print_insn (cd, pc, info) disassemble_info *info; { char buf[CGEN_MAX_INSN_SIZE]; + int buflen; int status; - /* Read the base part of the insn. */ + /* Attempt to read the base part of the insn. */ + buflen = cd->base_insn_bitsize / 8; + status = (*info->read_memory_func) (pc, buf, buflen, info); + + /* Try again with the minimum part, if min < base. */ + if (status != 0 && (cd->min_insn_bitsize < cd->base_insn_bitsize)) + { + buflen = cd->min_insn_bitsize / 8; + status = (*info->read_memory_func) (pc, buf, buflen, info); + } - status = (*info->read_memory_func) (pc, buf, cd->base_insn_bitsize / 8, info); if (status != 0) { (*info->memory_error_func) (status, pc, info); return -1; } - return print_insn (cd, pc, info, buf, cd->base_insn_bitsize / 8); + return print_insn (cd, pc, info, buf, buflen); } /* Main entry point. |