UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

KVM: x86 emulator: group decoding for group 1A 

This adds group decode support for opcode 0x8f.

Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Avi Kivity 2008-01-18 12:46:50 +02:00
parent e09d082c03
commit 43bb19cd33
1 changed files with 7 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
arch/x86/kvm/x86_emulate.c
View File

@ -69,6 +69,10 @@
#define GroupDual (1<<15) /* Alternate decoding of mod == 3 */
#define GroupMask 0xff /* Group number stored in bits 0:7 */
enum {
Group1A,
};
static u16 opcode_table[256] = {
/* 0x00 - 0x07 */
ByteOp | DstMem | SrcReg | ModRM, DstMem | SrcReg | ModRM,
@ -133,7 +137,7 @@ static u16 opcode_table[256] = {
/* 0x88 - 0x8F */
ByteOp | DstMem | SrcReg | ModRM | Mov, DstMem | SrcReg | ModRM | Mov,
ByteOp | DstReg | SrcMem | ModRM | Mov, DstReg | SrcMem | ModRM | Mov,
0, ModRM | DstReg, 0, DstMem | SrcNone | ModRM | Mov | Stack,
0, ModRM | DstReg, 0, Group | Group1A,
/* 0x90 - 0x9F */
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, ImplicitOps | Stack, ImplicitOps | Stack, 0, 0,
@ -233,6 +237,8 @@ static u16 twobyte_table[256] = {
};
static u16 group_table[] = {
[Group1A*8] =
DstMem | SrcNone | ModRM | Mov | Stack, 0, 0, 0, 0, 0, 0, 0,
};
static u16 group2_table[] = {