diff --git a/lib/Target/AArch64/AArch64FastISel.cpp b/lib/Target/AArch64/AArch64FastISel.cpp
index 9f59f884dee..90c509d4ce0 100644
--- a/lib/Target/AArch64/AArch64FastISel.cpp
+++ b/lib/Target/AArch64/AArch64FastISel.cpp
@@ -291,7 +291,7 @@ unsigned AArch64FastISel::AArch64MaterializeFP(const ConstantFP *CFP, MVT VT) {
     // register, because the immediate version of fmov cannot encode zero.
     if (Val.isPosZero()) {
       unsigned ZReg = Is64Bit ? AArch64::XZR : AArch64::WZR;
-      unsigned Opc = Is64Bit ? AArch64::FMOVDr : AArch64::FMOVSr;
+      unsigned Opc = Is64Bit ? AArch64::FMOVXDr : AArch64::FMOVWSr;
       BuildMI(*FuncInfo.MBB, FuncInfo.InsertPt, DbgLoc, TII.get(Opc), ResultReg)
         .addReg(ZReg, getKillRegState(true));
       return ResultReg;
diff --git a/test/CodeGen/AArch64/arm64-fast-isel-materialize.ll b/test/CodeGen/AArch64/arm64-fast-isel-materialize.ll
index 14dc0dd93b9..1dea5d944be 100644
--- a/test/CodeGen/AArch64/arm64-fast-isel-materialize.ll
+++ b/test/CodeGen/AArch64/arm64-fast-isel-materialize.ll
@@ -1,4 +1,4 @@
-; RUN: llc -O0 -fast-isel-abort -mtriple=arm64-apple-darwin < %s | FileCheck %s
+; RUN: llc -O0 -fast-isel-abort -verify-machineinstrs -mtriple=arm64-apple-darwin < %s | FileCheck %s
 
 ; Materialize using fmov
 define float @fmov_float1() {