KVM: x86 emulator: group decoding for group 1A

This adds group decode support for opcode 0x8f.

Signed-off-by: Avi Kivity <avi@qumranet.com>

diff --git a/arch/x86/kvm/x86_emulate.c b/arch/x86/kvm/x86_emulate.c
index 46ecf349a116a61137da7ae94e134c7638700f31..cf1ce7c316a9c7f7226d13a9b812ae9928ef29b5 100644 (file)
--- a/arch/x86/kvm/x86_emulate.c
+++ b/arch/x86/kvm/x86_emulate.c
@@ -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[] = {