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authorGleb Natapov <gleb@redhat.com>2010-02-10 14:21:30 +0200
committerMarcelo Tosatti <mtosatti@redhat.com>2010-03-01 12:36:10 -0300
commit60a29d4ea4e7b6b95d9391ebc8625b0426f3a363 (patch)
tree58e73c5366d0017a83cb6f632be5c53ff93b67f6
parent2db2c2eb6226e30f8059b82512a1364db98da8e3 (diff)
downloadop-kernel-dev-60a29d4ea4e7b6b95d9391ebc8625b0426f3a363.zip
op-kernel-dev-60a29d4ea4e7b6b95d9391ebc8625b0426f3a363.tar.gz
KVM: x86 emulator: Add group9 instruction decoding
Use groups mechanism to decode 0F C7 instructions. Signed-off-by: Gleb Natapov <gleb@redhat.com> Cc: stable@kernel.org Signed-off-by: Avi Kivity <avi@redhat.com>
-rw-r--r--arch/x86/kvm/emulate.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 435b1e4..45a4f7c 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -88,7 +88,7 @@
enum {
Group1_80, Group1_81, Group1_82, Group1_83,
Group1A, Group3_Byte, Group3, Group4, Group5, Group7,
- Group8,
+ Group8, Group9,
};
static u32 opcode_table[256] = {
@@ -272,7 +272,8 @@ static u32 twobyte_table[256] = {
0, 0, ByteOp | DstReg | SrcMem | ModRM | Mov,
DstReg | SrcMem16 | ModRM | Mov,
/* 0xC0 - 0xCF */
- 0, 0, 0, DstMem | SrcReg | ModRM | Mov, 0, 0, 0, ImplicitOps | ModRM,
+ 0, 0, 0, DstMem | SrcReg | ModRM | Mov,
+ 0, 0, 0, Group | GroupDual | Group9,
0, 0, 0, 0, 0, 0, 0, 0,
/* 0xD0 - 0xDF */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
@@ -328,6 +329,8 @@ static u32 group_table[] = {
0, 0, 0, 0,
DstMem | SrcImmByte | ModRM, DstMem | SrcImmByte | ModRM,
DstMem | SrcImmByte | ModRM, DstMem | SrcImmByte | ModRM,
+ [Group9*8] =
+ 0, ImplicitOps | ModRM, 0, 0, 0, 0, 0, 0,
};
static u32 group2_table[] = {
@@ -335,6 +338,8 @@ static u32 group2_table[] = {
SrcNone | ModRM, 0, 0, SrcNone | ModRM,
SrcNone | ModRM | DstMem | Mov, 0,
SrcMem16 | ModRM | Mov, 0,
+ [Group9*8] =
+ 0, 0, 0, 0, 0, 0, 0, 0,
};
/* EFLAGS bit definitions. */
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