diff --git a/llvm/lib/Target/ARM/ARMFastISel.cpp b/llvm/lib/Target/ARM/ARMFastISel.cpp
index a315c305fca7..517f73f4e139 100644
--- a/llvm/lib/Target/ARM/ARMFastISel.cpp
+++ b/llvm/lib/Target/ARM/ARMFastISel.cpp
@@ -552,8 +552,9 @@ unsigned ARMFastISel::ARMMaterializeInt(const Constant *C, EVT VT) {
   // do so now.
   const ConstantInt *CI = cast<ConstantInt>(C);
   if (Subtarget->hasV6T2Ops() && isUInt<16>(CI->getZExtValue())) {
+    EVT SrcVT = MVT::i32;
     unsigned Opc = isThumb ? ARM::t2MOVi16 : ARM::MOVi16;
-    unsigned ImmReg = createResultReg(TLI.getRegClassFor(VT));
+    unsigned ImmReg = createResultReg(TLI.getRegClassFor(SrcVT));
     AddOptionalDefs(BuildMI(*FuncInfo.MBB, FuncInfo.InsertPt, DL,
                             TII.get(Opc), ImmReg)
                     .addImm(CI->getSExtValue()));