diff options
Diffstat (limited to 'opcodes/i386-dis.c')
| -rw-r--r-- | opcodes/i386-dis.c | 67 |
1 files changed, 60 insertions, 7 deletions
diff --git a/opcodes/i386-dis.c b/opcodes/i386-dis.c index 087c449..4f3c9e0 100644 --- a/opcodes/i386-dis.c +++ b/opcodes/i386-dis.c @@ -121,6 +121,7 @@ static void OP_DREX4 (int, int); static void OP_DREX3 (int, int); static void OP_DREX_ICMP (int, int); static void OP_DREX_FCMP (int, int); +static void MOVBE_Fixup (int, int); struct dis_private { /* Points to first byte not fetched. */ @@ -254,6 +255,7 @@ fetch_data (struct disassemble_info *info, bfd_byte *addr) #define Ma { OP_M, a_mode } #define Mb { OP_M, b_mode } #define Md { OP_M, d_mode } +#define Mo { OP_M, o_mode } #define Mp { OP_M, f_mode } /* 32 or 48 bit memory operand for LDS, LES etc */ #define Mq { OP_M, q_mode } #define Mx { OP_M, x_mode } @@ -745,7 +747,9 @@ fetch_data (struct disassemble_info *info, bfd_byte *addr) #define PREFIX_0F383F (PREFIX_0F383E + 1) #define PREFIX_0F3840 (PREFIX_0F383F + 1) #define PREFIX_0F3841 (PREFIX_0F3840 + 1) -#define PREFIX_0F38DB (PREFIX_0F3841 + 1) +#define PREFIX_0F3880 (PREFIX_0F3841 + 1) +#define PREFIX_0F3881 (PREFIX_0F3880 + 1) +#define PREFIX_0F38DB (PREFIX_0F3881 + 1) #define PREFIX_0F38DC (PREFIX_0F38DB + 1) #define PREFIX_0F38DD (PREFIX_0F38DC + 1) #define PREFIX_0F38DE (PREFIX_0F38DD + 1) @@ -3003,6 +3007,22 @@ static const struct dis386 prefix_table[][4] = { { "(bad)", { XX } }, }, + /* PREFIX_0F3880 */ + { + { "(bad)", { XX } }, + { "(bad)", { XX } }, + { "invept", { Gm, Mo } }, + { "(bad)", { XX } }, + }, + + /* PREFIX_0F3881 */ + { + { "(bad)", { XX } }, + { "(bad)", { XX } }, + { "invvpid", { Gm, Mo } }, + { "(bad)", { XX } }, + }, + /* PREFIX_0F38DB */ { { "(bad)", { XX } }, @@ -3045,17 +3065,17 @@ static const struct dis386 prefix_table[][4] = { /* PREFIX_0F38F0 */ { + { "movbeS", { Gv, { MOVBE_Fixup, v_mode } } }, { "(bad)", { XX } }, - { "(bad)", { XX } }, - { "(bad)", { XX } }, + { "movbeS", { Gv, { MOVBE_Fixup, v_mode } } }, { "crc32", { Gdq, { CRC32_Fixup, b_mode } } }, }, /* PREFIX_0F38F1 */ { + { "movbeS", { { MOVBE_Fixup, v_mode }, Gv } }, { "(bad)", { XX } }, - { "(bad)", { XX } }, - { "(bad)", { XX } }, + { "movbeS", { { MOVBE_Fixup, v_mode }, Gv } }, { "crc32", { Gdq, { CRC32_Fixup, v_mode } } }, }, @@ -5832,8 +5852,8 @@ static const struct dis386 three_byte_table[][256] = { { "(bad)", { XX } }, { "(bad)", { XX } }, /* 80 */ - { "(bad)", { XX } }, - { "(bad)", { XX } }, + { PREFIX_TABLE (PREFIX_0F3880) }, + { PREFIX_TABLE (PREFIX_0F3881) }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, @@ -13700,3 +13720,36 @@ VPERMIL2_Fixup (int bytemode ATTRIBUTE_UNUSED, scratchbuf[0] = '\0'; } } + +static void +MOVBE_Fixup (int bytemode, int sizeflag) +{ + /* Add proper suffix to "movbe". */ + char *p = obuf + strlen (obuf); + + switch (bytemode) + { + case v_mode: + if (intel_syntax) + break; + + USED_REX (REX_W); + if (sizeflag & SUFFIX_ALWAYS) + { + if (rex & REX_W) + *p++ = 'q'; + else if (sizeflag & DFLAG) + *p++ = 'l'; + else + *p++ = 'w'; + } + used_prefixes |= (prefixes & PREFIX_DATA); + break; + default: + oappend (INTERNAL_DISASSEMBLER_ERROR); + break; + } + *p = '\0'; + + OP_M (bytemode, sizeflag); +} |