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    Subject[PATCH 07/40] KVM: x86 emulator: add group 7 decoding
    Date
    This adds group decoding for opcode 0x0f 0x01 (group 7).

    Signed-off-by: Avi Kivity <avi@qumranet.com>
    ---
    arch/x86/kvm/x86_emulate.c | 9 +++++++--
    1 files changed, 7 insertions(+), 2 deletions(-)

    diff --git a/arch/x86/kvm/x86_emulate.c b/arch/x86/kvm/x86_emulate.c
    index 7310368..ef6de16 100644
    --- a/arch/x86/kvm/x86_emulate.c
    +++ b/arch/x86/kvm/x86_emulate.c
    @@ -70,7 +70,7 @@
    #define GroupMask 0xff /* Group number stored in bits 0:7 */

    enum {
    - Group1A, Group3_Byte, Group3, Group4, Group5,
    + Group1A, Group3_Byte, Group3, Group4, Group5, Group7,
    };

    static u16 opcode_table[256] = {
    @@ -179,7 +179,7 @@ static u16 opcode_table[256] = {

    static u16 twobyte_table[256] = {
    /* 0x00 - 0x0F */
    - 0, SrcMem | ModRM | DstReg, 0, 0, 0, 0, ImplicitOps, 0,
    + 0, Group | GroupDual | Group7, 0, 0, 0, 0, ImplicitOps, 0,
    ImplicitOps, ImplicitOps, 0, 0, 0, ImplicitOps | ModRM, 0, 0,
    /* 0x10 - 0x1F */
    0, 0, 0, 0, 0, 0, 0, 0, ImplicitOps | ModRM, 0, 0, 0, 0, 0, 0, 0,
    @@ -252,9 +252,14 @@ static u16 group_table[] = {
    [Group5*8] =
    DstMem | SrcNone | ModRM, DstMem | SrcNone | ModRM, 0, 0,
    SrcMem | ModRM, 0, SrcMem | ModRM | Stack, 0,
    + [Group7*8] =
    + 0, 0, ModRM | SrcMem, ModRM | SrcMem,
    + SrcNone | ModRM | DstMem, 0, SrcMem | ModRM, SrcMem | ModRM | ByteOp,
    };

    static u16 group2_table[] = {
    + [Group7*8] =
    + SrcNone | ModRM, 0, 0, 0, SrcNone | ModRM | DstMem, 0, SrcMem | ModRM, 0,
    };

    /* EFLAGS bit definitions. */
    --
    1.5.4.5


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