KVM: x86 emulator: Add mov r, imm instructions (opcodes 0xb0-0xbf)

The emulator only supported one instance of mov r, imm instruction
(opcode 0xb8), this adds the rest of these instructions.

Signed-off-by: Mohammed Gamal <m.gamal005@gmail.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>

diff --git a/arch/x86/kvm/x86_emulate.c b/arch/x86/kvm/x86_emulate.c
index ae30435..66e0bd6 100644 (file)
--- a/arch/x86/kvm/x86_emulate.c
+++ b/arch/x86/kvm/x86_emulate.c
@@ -154,9 +154,16 @@ static u16 opcode_table[256] = {
        0, 0, ByteOp | ImplicitOps | Mov | String, ImplicitOps | Mov | String,
        ByteOp | ImplicitOps | Mov | String, ImplicitOps | Mov | String,
        ByteOp | ImplicitOps | String, ImplicitOps | String,
-       /* 0xB0 - 0xBF */
-       0, 0, 0, 0, 0, 0, 0, 0,
-       DstReg | SrcImm | Mov, 0, 0, 0, 0, 0, 0, 0,
+       /* 0xB0 - 0xB7 */
+       ByteOp | DstReg | SrcImm | Mov, ByteOp | DstReg | SrcImm | Mov,
+       ByteOp | DstReg | SrcImm | Mov, ByteOp | DstReg | SrcImm | Mov,
+       ByteOp | DstReg | SrcImm | Mov, ByteOp | DstReg | SrcImm | Mov,
+       ByteOp | DstReg | SrcImm | Mov, ByteOp | DstReg | SrcImm | Mov,
+       /* 0xB8 - 0xBF */
+       DstReg | SrcImm | Mov, DstReg | SrcImm | Mov,
+       DstReg | SrcImm | Mov, DstReg | SrcImm | Mov,
+       DstReg | SrcImm | Mov, DstReg | SrcImm | Mov,
+       DstReg | SrcImm | Mov, DstReg | SrcImm | Mov,
        /* 0xC0 - 0xC7 */
        ByteOp | DstMem | SrcImm | ModRM, DstMem | SrcImmByte | ModRM,
        0, ImplicitOps | Stack, 0, 0,
@@ -1660,7 +1667,7 @@ special_insn:
        case 0xae ... 0xaf:     /* scas */
                DPRINTF("Urk! I don't handle SCAS.\n");
                goto cannot_emulate;
-       case 0xb8: /* mov r, imm */
+       case 0xb0 ... 0xbf: /* mov r, imm */
                goto mov;
        case 0xc0 ... 0xc1:
                emulate_grp2(ctxt);