From 1d6ad2073e5354912291277c606a57fd37330f04 Mon Sep 17 00:00:00 2001 From: Avi Kivity Date: Wed, 23 Jan 2008 22:26:09 +0200 Subject: [PATCH] KVM: x86 emulator: group decoding for group 1 instructions Opcodes 0x80-0x83 Signed-off-by: Avi Kivity --- arch/x86/kvm/x86_emulate.c | 25 +++++++++++++++++++++++-- 1 file changed, 23 insertions(+), 2 deletions(-) diff --git a/arch/x86/kvm/x86_emulate.c b/arch/x86/kvm/x86_emulate.c index ef6de16bb5..22900f7017 100644 --- a/arch/x86/kvm/x86_emulate.c +++ b/arch/x86/kvm/x86_emulate.c @@ -70,6 +70,7 @@ #define GroupMask 0xff /* Group number stored in bits 0:7 */ enum { + Group1_80, Group1_81, Group1_82, Group1_83, Group1A, Group3_Byte, Group3, Group4, Group5, Group7, }; @@ -130,8 +131,8 @@ static u16 opcode_table[256] = { ImplicitOps, ImplicitOps, ImplicitOps, ImplicitOps, ImplicitOps, ImplicitOps, ImplicitOps, ImplicitOps, /* 0x80 - 0x87 */ - ByteOp | DstMem | SrcImm | ModRM, DstMem | SrcImm | ModRM, - ByteOp | DstMem | SrcImm | ModRM, DstMem | SrcImmByte | ModRM, + Group | Group1_80, Group | Group1_81, + Group | Group1_82, Group | Group1_83, ByteOp | DstMem | SrcReg | ModRM, DstMem | SrcReg | ModRM, ByteOp | DstMem | SrcReg | ModRM, DstMem | SrcReg | ModRM, /* 0x88 - 0x8F */ @@ -236,6 +237,26 @@ static u16 twobyte_table[256] = { }; static u16 group_table[] = { + [Group1_80*8] = + ByteOp | DstMem | SrcImm | ModRM, ByteOp | DstMem | SrcImm | ModRM, + ByteOp | DstMem | SrcImm | ModRM, ByteOp | DstMem | SrcImm | ModRM, + ByteOp | DstMem | SrcImm | ModRM, ByteOp | DstMem | SrcImm | ModRM, + ByteOp | DstMem | SrcImm | ModRM, ByteOp | DstMem | SrcImm | ModRM, + [Group1_81*8] = + DstMem | SrcImm | ModRM, DstMem | SrcImm | ModRM, + DstMem | SrcImm | ModRM, DstMem | SrcImm | ModRM, + DstMem | SrcImm | ModRM, DstMem | SrcImm | ModRM, + DstMem | SrcImm | ModRM, DstMem | SrcImm | ModRM, + [Group1_82*8] = + ByteOp | DstMem | SrcImm | ModRM, ByteOp | DstMem | SrcImm | ModRM, + ByteOp | DstMem | SrcImm | ModRM, ByteOp | DstMem | SrcImm | ModRM, + ByteOp | DstMem | SrcImm | ModRM, ByteOp | DstMem | SrcImm | ModRM, + ByteOp | DstMem | SrcImm | ModRM, ByteOp | DstMem | SrcImm | ModRM, + [Group1_83*8] = + DstMem | SrcImmByte | ModRM, DstMem | SrcImmByte | ModRM, + DstMem | SrcImmByte | ModRM, DstMem | SrcImmByte | ModRM, + DstMem | SrcImmByte | ModRM, DstMem | SrcImmByte | ModRM, + DstMem | SrcImmByte | ModRM, DstMem | SrcImmByte | ModRM, [Group1A*8] = DstMem | SrcNone | ModRM | Mov | Stack, 0, 0, 0, 0, 0, 0, 0, [Group3_Byte*8] = -- 2.39.5