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| author | H.J. Lu <hjl.tools@gmail.com> | 2007-09-14 00:20:03 +0000 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2007-09-14 00:20:03 +0000 |
| commit | 8bb15339419de4a3ceb5db9d3dd53a06406d3fe1 (patch) | |
| tree | b7370d3f85fefb7e96c472b441b20676bbe2cc8b /opcodes | |
| parent | 8e8b1f6967225dd21fdc103487c1b62b41e875cf (diff) | |
| download | gdb-8bb15339419de4a3ceb5db9d3dd53a06406d3fe1.zip gdb-8bb15339419de4a3ceb5db9d3dd53a06406d3fe1.tar.gz gdb-8bb15339419de4a3ceb5db9d3dd53a06406d3fe1.tar.bz2 | |
2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
* i386-dis.c (get_valid_dis386): Take a pointer to
disassemble_info. Handle IS_3BYTE_OPCODE.
(print_insn): Updated. Don't handle IS_3BYTE_OPCODE here.
Diffstat (limited to 'opcodes')
| -rw-r--r-- | opcodes/ChangeLog | 6 | ||||
| -rw-r--r-- | opcodes/i386-dis.c | 29 |
2 files changed, 19 insertions, 16 deletions
diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog index c1d9fcb..032a330 100644 --- a/opcodes/ChangeLog +++ b/opcodes/ChangeLog @@ -1,3 +1,9 @@ +2007-09-13 H.J. Lu <hongjiu.lu@intel.com> + + * i386-dis.c (get_valid_dis386): Take a pointer to + disassemble_info. Handle IS_3BYTE_OPCODE. + (print_insn): Updated. Don't handle IS_3BYTE_OPCODE here. + 2007-09-12 H.J. Lu <hongjiu.lu@intel.com> * i386-opc.h (CpuUnused): Defined with CpuMax. diff --git a/opcodes/i386-dis.c b/opcodes/i386-dis.c index 2af341f..0c7f77a 100644 --- a/opcodes/i386-dis.c +++ b/opcodes/i386-dis.c @@ -3629,7 +3629,7 @@ with the -M switch (multiple options should be separated by commas):\n")); /* Get a pointer to struct dis386 with a valid name. */ static const struct dis386 * -get_valid_dis386 (const struct dis386 *dp) +get_valid_dis386 (const struct dis386 *dp, disassemble_info *info) { int index; @@ -3678,6 +3678,15 @@ get_valid_dis386 (const struct dis386 *dp) dp = &x86_64_table[dp->op[1].bytemode][index]; break; + case IS_3BYTE_OPCODE: + FETCH_DATA (info, codep + 2); + index = *codep++; + dp = &three_byte_table[dp->op[1].bytemode][index]; + modrm.mod = (*codep >> 6) & 3; + modrm.reg = (*codep >> 3) & 7; + modrm.rm = *codep & 7; + break; + case USE_OPC_EXT_TABLE: index = modrm.mod == 0x3 ? 1 : 0; dp = &opc_ext_table[dp->op[1].bytemode][index]; @@ -3696,7 +3705,7 @@ get_valid_dis386 (const struct dis386 *dp) if (dp->name != NULL) return dp; else - return get_valid_dis386 (dp); + return get_valid_dis386 (dp, info); } static int @@ -3897,11 +3906,6 @@ print_insn (bfd_vma pc, disassemble_info *info) dp = &dis386_twobyte[threebyte]; need_modrm = twobyte_has_modrm[*codep]; codep++; - if (dp->name == NULL && dp->op[0].bytemode == IS_3BYTE_OPCODE) - { - FETCH_DATA (info, codep + 2); - op = *codep++; - } } else { @@ -3964,14 +3968,7 @@ print_insn (bfd_vma pc, disassemble_info *info) } } - if (dp->name == NULL && dp->op[0].bytemode == IS_3BYTE_OPCODE) - { - dp = &three_byte_table[dp->op[1].bytemode][op]; - modrm.mod = (*codep >> 6) & 3; - modrm.reg = (*codep >> 3) & 7; - modrm.rm = *codep & 7; - } - else if (need_modrm) + if (need_modrm) { FETCH_DATA (info, codep + 1); modrm.mod = (*codep >> 6) & 3; @@ -3985,7 +3982,7 @@ print_insn (bfd_vma pc, disassemble_info *info) } else { - dp = get_valid_dis386 (dp); + dp = get_valid_dis386 (dp, info); if (dp != NULL && putop (dp->name, sizeflag) == 0) { for (i = 0; i < MAX_OPERANDS; ++i) |