From: Avi Kivity <avi@redhat.com>
To: Marcelo Tosatti <mtosatti@redhat.com>, kvm@vger.kernel.org
Subject: [PATCH 13/13] KVM: x86 emulator: unify the two Group 3 variants
Date: Mon, 26 Jul 2010 14:37:51 +0300 [thread overview]
Message-ID: <1280144271-328-14-git-send-email-avi@redhat.com> (raw)
In-Reply-To: <1280144271-328-1-git-send-email-avi@redhat.com>
Use just one group table for byte (F6) and word (F7) opcodes.
Signed-off-by: Avi Kivity <avi@redhat.com>
---
arch/x86/kvm/emulate.c | 11 +++--------
1 files changed, 3 insertions(+), 8 deletions(-)
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 206c009..ac2477b 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -105,8 +105,7 @@
#define X16(x) X8(x), X8(x)
enum {
- Group1, Group1A, Group3_Byte, Group3, Group4, Group5, Group7,
- Group8, Group9,
+ Group1, Group1A, Group3, Group4, Group5, Group7, Group8, Group9,
};
static u32 opcode_table[256] = {
@@ -217,7 +216,7 @@ static u32 opcode_table[256] = {
SrcNone | ByteOp | DstAcc, SrcNone | DstAcc,
/* 0xF0 - 0xF7 */
0, 0, 0, 0,
- ImplicitOps | Priv, ImplicitOps, Group | Group3_Byte, Group | Group3,
+ ImplicitOps | Priv, ImplicitOps, ByteOp | Group | Group3, Group | Group3,
/* 0xF8 - 0xFF */
ImplicitOps, 0, ImplicitOps, ImplicitOps,
ImplicitOps, ImplicitOps, Group | Group4, Group | Group5,
@@ -290,14 +289,10 @@ static u32 group_table[] = {
X7(Lock), 0,
[Group1A*8] =
DstMem | SrcNone | ModRM | Mov | Stack, 0, 0, 0, 0, 0, 0, 0,
- [Group3_Byte*8] =
- ByteOp | SrcImm | DstMem | ModRM, ByteOp | SrcImm | DstMem | ModRM,
- ByteOp | DstMem | SrcNone | ModRM | Lock, ByteOp | DstMem | SrcNone | ModRM | Lock,
- 0, 0, 0, 0,
[Group3*8] =
DstMem | SrcImm | ModRM, DstMem | SrcImm | ModRM,
DstMem | SrcNone | ModRM | Lock, DstMem | SrcNone | ModRM | Lock,
- 0, 0, 0, 0,
+ X4(Undefined),
[Group4*8] =
ByteOp | DstMem | SrcNone | ModRM | Lock, ByteOp | DstMem | SrcNone | ModRM | Lock,
0, 0, 0, 0, 0, 0,
--
1.7.1
next prev parent reply other threads:[~2010-07-26 11:37 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-26 11:37 [PATCH 00/13] Emulator group simplification Avi Kivity
2010-07-26 11:37 ` [PATCH 01/13] KVM: x86 emulator: add macros for repetitive instructions Avi Kivity
2010-07-26 11:37 ` [PATCH 02/13] KVM: x86 emulator: consolidate inc/dec reg decoding Avi Kivity
2010-07-26 11:37 ` [PATCH 03/13] KVM: x86 emulator: consolidate push/pop " Avi Kivity
2010-07-26 11:37 ` [PATCH 04/13] KVM: X86 emulator: consolidate Jcc rel8 decoding Avi Kivity
2010-07-26 11:37 ` [PATCH 05/13] KVM: x86 emulator: consolidate MOV reg, imm decoding Avi Kivity
2010-07-26 11:37 ` [PATCH 06/13] KVM: x86 emulator: consolidate CMOVcc decoding Avi Kivity
2010-07-26 11:37 ` [PATCH 07/13] KVM: x86 emulator: consolidate Jcc rel32 decoding Avi Kivity
2010-07-26 11:37 ` [PATCH 08/13] KVM: x86 emulator: Make group storage bits separate from operand bits Avi Kivity
2010-07-26 11:37 ` [PATCH 09/13] KVM: x86 emulator: add Undefined decode flag Avi Kivity
2010-07-26 11:37 ` [PATCH 10/13] KVM: x86 emulator: mix decode bits from opcode and group decode tables Avi Kivity
2010-07-26 11:37 ` [PATCH 11/13] KVM: x86 emulator: simplify Group 1 decoding Avi Kivity
2010-07-26 11:37 ` [PATCH 12/13] KVM: x86 emulator: Allow LOCK prefix for NEG and NOT Avi Kivity
2010-07-26 11:37 ` Avi Kivity [this message]
2010-07-27 23:21 ` [PATCH 00/13] Emulator group simplification Marcelo Tosatti
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