From 60a29d4ea4e7b6b95d9391ebc8625b0426f3a363 Mon Sep 17 00:00:00 2001 From: Gleb Natapov Date: Wed, 10 Feb 2010 14:21:30 +0200 Subject: [PATCH] KVM: x86 emulator: Add group9 instruction decoding Use groups mechanism to decode 0F C7 instructions. Signed-off-by: Gleb Natapov Cc: stable@kernel.org Signed-off-by: Avi Kivity --- arch/x86/kvm/emulate.c | 9 +++++++-- 1 file 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. */ -- 2.7.4