From: Gleb Natapov <gleb@redhat.com>
To: avi@redhat.com, mtosatti@redhat.com
Cc: kvm@vger.kernel.org
Subject: [PATCH 2/8] KVM: Add group9 instruction decoding.
Date: Tue, 9 Feb 2010 16:13:58 +0200 [thread overview]
Message-ID: <1265724844-11112-3-git-send-email-gleb@redhat.com> (raw)
In-Reply-To: <1265724844-11112-1-git-send-email-gleb@redhat.com>
Use groups mechanism to decode 0F C7 instructions.
Signed-off-by: Gleb Natapov <gleb@redhat.com>
---
arch/x86/kvm/emulate.c | 9 +++++++--
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. */
--
1.6.5
next prev parent reply other threads:[~2010-02-09 14:14 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-09 14:13 [PATCH 0/8] Miscellaneous x86 emulator fixes Gleb Natapov
2010-02-09 14:13 ` [PATCH 1/8] KVM: Add group8 instruction decoding Gleb Natapov
2010-02-09 14:13 ` Gleb Natapov [this message]
2010-02-09 14:13 ` [PATCH 3/8] KVM: Add Virtual-8086 mode of emulation Gleb Natapov
2010-02-09 14:14 ` [PATCH 4/8] KVM: fix memory access during x86 emulation Gleb Natapov
2010-02-09 14:14 ` [PATCH 5/8] KVM: Check IOPL level during io instruction emulation Gleb Natapov
2010-02-09 14:51 ` Avi Kivity
2010-02-09 14:14 ` [PATCH 6/8] KVM: Fix popf emulation Gleb Natapov
2010-02-09 14:14 ` [PATCH 7/8] KVM: Check CPL level during privilege instruction emulation Gleb Natapov
2010-02-09 14:14 ` [PATCH 8/8] KVM: Add LOCK prefix validity checking Gleb Natapov
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