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KVM: x86 emulator: simplify ALU block (opcodes 00-3F) decode flags 

Use the new byte/word dual opcode decode.

Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
This commit is contained in:
Avi Kivity 2010-08-26 11:56:07 +03:00
parent 8d8f4e9f66
commit 5315fbb223
1 changed files with 16 additions and 24 deletions
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40
arch/x86/kvm/emulate.c
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@ -2385,42 +2385,34 @@ static struct group_dual group9 = { {
static struct opcode opcode_table[256] = {
/* 0x00 - 0x07 */
D(ByteOp | DstMem | SrcReg | ModRM | Lock), D(DstMem | SrcReg | ModRM | Lock),
D(ByteOp | DstReg | SrcMem | ModRM), D(DstReg | SrcMem | ModRM),
D(ByteOp | DstAcc | SrcImm), D(DstAcc | SrcImm),
D2bv(DstMem | SrcReg | ModRM | Lock), D2bv(DstReg | SrcMem | ModRM),
D2bv(DstAcc | SrcImm),
D(ImplicitOps | Stack | No64), D(ImplicitOps | Stack | No64),
/* 0x08 - 0x0F */
D(ByteOp | DstMem | SrcReg | ModRM | Lock), D(DstMem | SrcReg | ModRM | Lock),
D(ByteOp | DstReg | SrcMem | ModRM), D(DstReg | SrcMem | ModRM),
D(ByteOp | DstAcc | SrcImm), D(DstAcc | SrcImm),
D2bv(DstMem | SrcReg | ModRM | Lock), D2bv(DstReg | SrcMem | ModRM),
D2bv(DstAcc | SrcImm),
D(ImplicitOps | Stack | No64), N,
/* 0x10 - 0x17 */
D(ByteOp | DstMem | SrcReg | ModRM | Lock), D(DstMem | SrcReg | ModRM | Lock),
D(ByteOp | DstReg | SrcMem | ModRM), D(DstReg | SrcMem | ModRM),
D(ByteOp | DstAcc | SrcImm), D(DstAcc | SrcImm),
D2bv(DstMem | SrcReg | ModRM | Lock), D2bv(DstReg | SrcMem | ModRM),
D2bv(DstAcc | SrcImm),
D(ImplicitOps | Stack | No64), D(ImplicitOps | Stack | No64),
/* 0x18 - 0x1F */
D(ByteOp | DstMem | SrcReg | ModRM | Lock), D(DstMem | SrcReg | ModRM | Lock),
D(ByteOp | DstReg | SrcMem | ModRM), D(DstReg | SrcMem | ModRM),
D(ByteOp | DstAcc | SrcImm), D(DstAcc | SrcImm),
D2bv(DstMem | SrcReg | ModRM | Lock), D2bv(DstReg | SrcMem | ModRM),
D2bv(DstAcc | SrcImm),
D(ImplicitOps | Stack | No64), D(ImplicitOps | Stack | No64),
/* 0x20 - 0x27 */
D(ByteOp | DstMem | SrcReg | ModRM | Lock), D(DstMem | SrcReg | ModRM | Lock),
D(ByteOp | DstReg | SrcMem | ModRM), D(DstReg | SrcMem | ModRM),
D(ByteOp | DstAcc | SrcImmByte), D(DstAcc | SrcImm), N, N,
D2bv(DstMem | SrcReg | ModRM | Lock), D2bv(DstReg | SrcMem | ModRM),
D2bv(DstAcc | SrcImm), N, N,
/* 0x28 - 0x2F */
D(ByteOp | DstMem | SrcReg | ModRM | Lock), D(DstMem | SrcReg | ModRM | Lock),
D(ByteOp | DstReg | SrcMem | ModRM), D(DstReg | SrcMem | ModRM),
D(ByteOp | DstAcc | SrcImmByte), D(DstAcc | SrcImm),
D2bv(DstMem | SrcReg | ModRM | Lock), D2bv(DstReg | SrcMem | ModRM),
D2bv(DstAcc | SrcImm),
N, I(ByteOp | DstAcc | No64, em_das),
/* 0x30 - 0x37 */
D(ByteOp | DstMem | SrcReg | ModRM | Lock), D(DstMem | SrcReg | ModRM | Lock),
D(ByteOp | DstReg | SrcMem | ModRM), D(DstReg | SrcMem | ModRM),
D(ByteOp | DstAcc | SrcImmByte), D(DstAcc | SrcImm), N, N,
D2bv(DstMem | SrcReg | ModRM | Lock), D2bv(DstReg | SrcMem | ModRM),
D2bv(DstAcc | SrcImm), N, N,
/* 0x38 - 0x3F */
D(ByteOp | DstMem | SrcReg | ModRM), D(DstMem | SrcReg | ModRM),
D(ByteOp | DstReg | SrcMem | ModRM), D(DstReg | SrcMem | ModRM),
D(ByteOp | DstAcc | SrcImm), D(DstAcc | SrcImm),
D2bv(DstMem | SrcReg | ModRM), D2bv(DstReg | SrcMem | ModRM),
D2bv(DstAcc | SrcImm),
N, N,
/* 0x40 - 0x4F */
X16(D(DstReg)),