diff options
| author | Avi Kivity <avi@qumranet.com> | 2008-01-23 15:26:09 -0500 |
|---|---|---|
| committer | Avi Kivity <avi@qumranet.com> | 2008-04-27 04:53:16 -0400 |
| commit | 1d6ad2073e5354912291277c606a57fd37330f04 (patch) | |
| tree | cdd755cff23797f15cdc9474c0eef1a7179b8273 /arch/x86/kvm/x86_emulate.c | |
| parent | 09566765efd034feba45611f9d0ae9a702f8bb1d (diff) | |
KVM: x86 emulator: group decoding for group 1 instructions
Opcodes 0x80-0x83
Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'arch/x86/kvm/x86_emulate.c')
| -rw-r--r-- | arch/x86/kvm/x86_emulate.c | 25 |
1 files changed, 23 insertions, 2 deletions
diff --git a/arch/x86/kvm/x86_emulate.c b/arch/x86/kvm/x86_emulate.c index ef6de16bb59..22900f70172 100644 --- a/arch/x86/kvm/x86_emulate.c +++ b/arch/x86/kvm/x86_emulate.c | |||
| @@ -70,6 +70,7 @@ | |||
| 70 | #define GroupMask 0xff /* Group number stored in bits 0:7 */ | 70 | #define GroupMask 0xff /* Group number stored in bits 0:7 */ |
| 71 | 71 | ||
| 72 | enum { | 72 | enum { |
| 73 | Group1_80, Group1_81, Group1_82, Group1_83, | ||
| 73 | Group1A, Group3_Byte, Group3, Group4, Group5, Group7, | 74 | Group1A, Group3_Byte, Group3, Group4, Group5, Group7, |
| 74 | }; | 75 | }; |
| 75 | 76 | ||
| @@ -130,8 +131,8 @@ static u16 opcode_table[256] = { | |||
| 130 | ImplicitOps, ImplicitOps, ImplicitOps, ImplicitOps, | 131 | ImplicitOps, ImplicitOps, ImplicitOps, ImplicitOps, |
| 131 | ImplicitOps, ImplicitOps, ImplicitOps, ImplicitOps, | 132 | ImplicitOps, ImplicitOps, ImplicitOps, ImplicitOps, |
| 132 | /* 0x80 - 0x87 */ | 133 | /* 0x80 - 0x87 */ |
| 133 | ByteOp | DstMem | SrcImm | ModRM, DstMem | SrcImm | ModRM, | 134 | Group | Group1_80, Group | Group1_81, |
| 134 | ByteOp | DstMem | SrcImm | ModRM, DstMem | SrcImmByte | ModRM, | 135 | Group | Group1_82, Group | Group1_83, |
| 135 | ByteOp | DstMem | SrcReg | ModRM, DstMem | SrcReg | ModRM, | 136 | ByteOp | DstMem | SrcReg | ModRM, DstMem | SrcReg | ModRM, |
| 136 | ByteOp | DstMem | SrcReg | ModRM, DstMem | SrcReg | ModRM, | 137 | ByteOp | DstMem | SrcReg | ModRM, DstMem | SrcReg | ModRM, |
| 137 | /* 0x88 - 0x8F */ | 138 | /* 0x88 - 0x8F */ |
| @@ -236,6 +237,26 @@ static u16 twobyte_table[256] = { | |||
| 236 | }; | 237 | }; |
| 237 | 238 | ||
| 238 | static u16 group_table[] = { | 239 | static u16 group_table[] = { |
| 240 | [Group1_80*8] = | ||
| 241 | ByteOp | DstMem | SrcImm | ModRM, ByteOp | DstMem | SrcImm | ModRM, | ||
| 242 | ByteOp | DstMem | SrcImm | ModRM, ByteOp | DstMem | SrcImm | ModRM, | ||
| 243 | ByteOp | DstMem | SrcImm | ModRM, ByteOp | DstMem | SrcImm | ModRM, | ||
| 244 | ByteOp | DstMem | SrcImm | ModRM, ByteOp | DstMem | SrcImm | ModRM, | ||
| 245 | [Group1_81*8] = | ||
| 246 | DstMem | SrcImm | ModRM, DstMem | SrcImm | ModRM, | ||
| 247 | DstMem | SrcImm | ModRM, DstMem | SrcImm | ModRM, | ||
| 248 | DstMem | SrcImm | ModRM, DstMem | SrcImm | ModRM, | ||
| 249 | DstMem | SrcImm | ModRM, DstMem | SrcImm | ModRM, | ||
| 250 | [Group1_82*8] = | ||
| 251 | ByteOp | DstMem | SrcImm | ModRM, ByteOp | DstMem | SrcImm | ModRM, | ||
| 252 | ByteOp | DstMem | SrcImm | ModRM, ByteOp | DstMem | SrcImm | ModRM, | ||
| 253 | ByteOp | DstMem | SrcImm | ModRM, ByteOp | DstMem | SrcImm | ModRM, | ||
| 254 | ByteOp | DstMem | SrcImm | ModRM, ByteOp | DstMem | SrcImm | ModRM, | ||
| 255 | [Group1_83*8] = | ||
| 256 | DstMem | SrcImmByte | ModRM, DstMem | SrcImmByte | ModRM, | ||
| 257 | DstMem | SrcImmByte | ModRM, DstMem | SrcImmByte | ModRM, | ||
| 258 | DstMem | SrcImmByte | ModRM, DstMem | SrcImmByte | ModRM, | ||
| 259 | DstMem | SrcImmByte | ModRM, DstMem | SrcImmByte | ModRM, | ||
| 239 | [Group1A*8] = | 260 | [Group1A*8] = |
| 240 | DstMem | SrcNone | ModRM | Mov | Stack, 0, 0, 0, 0, 0, 0, 0, | 261 | DstMem | SrcNone | ModRM | Mov | Stack, 0, 0, 0, 0, 0, 0, 0, |
| 241 | [Group3_Byte*8] = | 262 | [Group3_Byte*8] = |