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| author | Jan Beulich <jbeulich@suse.com> | 2019-11-05 09:19:10 +0100 |
|---|---|---|
| committer | Jan Beulich <jbeulich@suse.com> | 2019-11-05 09:19:10 +0100 |
| commit | 267b8516f2899ed24cd77cb9233b514c22506ecf (patch) | |
| tree | d2b4b2d33b4bac0e6c8f83d9fa3f81ae7ffa3af0 | |
| parent | f8687e93a6c118384ee4c7d82faf0325260694cf (diff) | |
| download | gdb-267b8516f2899ed24cd77cb9233b514c22506ecf.zip gdb-267b8516f2899ed24cd77cb9233b514c22506ecf.tar.gz gdb-267b8516f2899ed24cd77cb9233b514c22506ecf.tar.bz2 | |
x86: split MONITORX/MWAITX entries
Both encodings do not ignore the 66/F3/F2 prefixes, so don't have the
disassembler ignore them either.
| -rw-r--r-- | opcodes/ChangeLog | 7 | ||||
| -rw-r--r-- | opcodes/i386-dis.c | 16 |
2 files changed, 21 insertions, 2 deletions
diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog index 14a1407..4f27092 100644 --- a/opcodes/ChangeLog +++ b/opcodes/ChangeLog @@ -1,5 +1,12 @@ 2019-11-05 Jan Beulich <jbeulich@suse.com> + * i386-dis.c (PREFIX_0F01_REG_7_MOD_3_RM_2, + PREFIX_0F01_REG_7_MOD_3_RM_3): New. + (prefix_table): Add respective entries. + (rm_table): Link to those entries. + +2019-11-05 Jan Beulich <jbeulich@suse.com> + * i386-dis.c (REG_0F1C_MOD_0): Rename to ... (REG_0F1C_P_0_MOD_0): ... this. (REG_0F1E_MOD_3): Rename to ... diff --git a/opcodes/i386-dis.c b/opcodes/i386-dis.c index d1d8b55..11a9e33 100644 --- a/opcodes/i386-dis.c +++ b/opcodes/i386-dis.c @@ -964,6 +964,8 @@ enum PREFIX_0F01_REG_5_MOD_0, PREFIX_0F01_REG_5_MOD_3_RM_0, PREFIX_0F01_REG_5_MOD_3_RM_2, + PREFIX_0F01_REG_7_MOD_3_RM_2, + PREFIX_0F01_REG_7_MOD_3_RM_3, PREFIX_0F09, PREFIX_0F10, PREFIX_0F11, @@ -3643,6 +3645,16 @@ static const struct dis386 prefix_table[][4] = { { "saveprevssp", { Skip_MODRM }, PREFIX_OPCODE }, }, + /* PREFIX_0F01_REG_7_MOD_3_RM_2 */ + { + { "monitorx", { { OP_Monitor, 0 } }, 0 }, + }, + + /* PREFIX_0F01_REG_7_MOD_3_RM_3 */ + { + { "mwaitx", { { OP_Mwaitx, 0 } }, 0 }, + }, + /* PREFIX_0F09 */ { { "wbinvd", { XX }, 0 }, @@ -11016,8 +11028,8 @@ static const struct dis386 rm_table[][8] = { /* RM_0F01_REG_7_MOD_3 */ { "swapgs", { Skip_MODRM }, 0 }, { "rdtscp", { Skip_MODRM }, 0 }, - { "monitorx", { { OP_Monitor, 0 } }, 0 }, - { "mwaitx", { { OP_Mwaitx, 0 } }, 0 }, + { PREFIX_TABLE (PREFIX_0F01_REG_7_MOD_3_RM_2) }, + { PREFIX_TABLE (PREFIX_0F01_REG_7_MOD_3_RM_3) }, { "clzero", { Skip_MODRM }, 0 }, }, { |