lkml.org 
[lkml]   [2007]   [Oct]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    From
    Subject[PATCH 06/11] KVM: x86 emulator: implement 'movnti mem, reg'
    Date
    From: Sheng Yang <sheng.yang@intel.com>

    Implement emulation of instruction:
    movnti m32/m64, r32/r64
    opcode: 0x0f 0xc3

    Signed-off-by: Sheng Yang <sheng.yang@intel.com>
    Signed-off-by: Avi Kivity <avi@qumranet.com>
    ---
    drivers/kvm/x86_emulate.c | 7 ++++++-
    1 files changed, 6 insertions(+), 1 deletions(-)

    diff --git a/drivers/kvm/x86_emulate.c b/drivers/kvm/x86_emulate.c
    index 80b1758..0a8696d 100644
    --- a/drivers/kvm/x86_emulate.c
    +++ b/drivers/kvm/x86_emulate.c
    @@ -212,7 +212,8 @@ static u16 twobyte_table[256] = {
    0, 0, ByteOp | DstReg | SrcMem | ModRM | Mov,
    DstReg | SrcMem16 | ModRM | Mov,
    /* 0xC0 - 0xCF */
    - 0, 0, 0, 0, 0, 0, 0, ImplicitOps | ModRM, 0, 0, 0, 0, 0, 0, 0, 0,
    + 0, 0, 0, DstMem | SrcReg | ModRM | Mov, 0, 0, 0, ImplicitOps | ModRM,
    + 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,
    /* 0xE0 - 0xEF */
    @@ -1501,6 +1502,10 @@ twobyte_insn:
    dst.bytes = op_bytes;
    dst.val = (d & ByteOp) ? (s8) src.val : (s16) src.val;
    break;
    + case 0xc3: /* movnti */
    + dst.bytes = op_bytes;
    + dst.val = (op_bytes == 4) ? (u32) src.val : (u64) src.val;
    + break;
    }
    goto writeback;

    --
    1.5.3
    -
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to majordomo@vger.kernel.org
    More majordomo info at http://vger.kernel.org/majordomo-info.html
    Please read the FAQ at http://www.tux.org/lkml/

    \
     
     \ /
      Last update: 2007-10-21 13:11    [W:0.021 / U:29.520 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site