Use groups mechanism to decode 0F BA instructions.
Signed-off-by: Gleb Natapov <gleb@xxxxxxxxxx>
---
arch/x86/kvm/emulate.c | 7 ++++++-
1 files changed, 6 insertions(+), 1 deletions(-)
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 645b245..435b1e4 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -88,6 +88,7 @@
enum {
Group1_80, Group1_81, Group1_82, Group1_83,
Group1A, Group3_Byte, Group3, Group4, Group5, Group7,
+ Group8,
};
static u32 opcode_table[256] = {
@@ -267,7 +268,7 @@ static u32 twobyte_table[256] = {
0, 0, ByteOp | DstReg | SrcMem | ModRM | Mov,
DstReg | SrcMem16 | ModRM | Mov,
/* 0xB8 - 0xBF */
- 0, 0, DstMem | SrcImmByte | ModRM, DstMem | SrcReg | ModRM | BitOp,
+ 0, 0, Group | Group8, DstMem | SrcReg | ModRM | BitOp,
0, 0, ByteOp | DstReg | SrcMem | ModRM | Mov,
DstReg | SrcMem16 | ModRM | Mov,
/* 0xC0 - 0xCF */
@@ -323,6 +324,10 @@ static u32 group_table[] = {
0, 0, ModRM | SrcMem, ModRM | SrcMem,
SrcNone | ModRM | DstMem | Mov, 0,
SrcMem16 | ModRM | Mov, SrcMem | ModRM | ByteOp,
+ [Group8*8] =
+ 0, 0, 0, 0,
+ DstMem | SrcImmByte | ModRM, DstMem | SrcImmByte | ModRM,
+ DstMem | SrcImmByte | ModRM, DstMem | SrcImmByte | ModRM,
};
static u32 group2_table[] = {
--
1.6.5
--
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