diff --git a/llvm/lib/Target/PowerPC/PPCFastISel.cpp b/llvm/lib/Target/PowerPC/PPCFastISel.cpp
index 85ae195e58e8..c181816e31c6 100644
--- a/llvm/lib/Target/PowerPC/PPCFastISel.cpp
+++ b/llvm/lib/Target/PowerPC/PPCFastISel.cpp
@@ -86,7 +86,6 @@ typedef struct Address {
 class PPCFastISel final : public FastISel {
 
   const TargetMachine &TM;
-  const PPCSubtarget *PPCSubTarget;
   const PPCSubtarget *Subtarget;
   PPCFunctionInfo *PPCFuncInfo;
   const TargetInstrInfo &TII;
@@ -97,7 +96,6 @@ class PPCFastISel final : public FastISel {
     explicit PPCFastISel(FunctionLoweringInfo &FuncInfo,
                          const TargetLibraryInfo *LibInfo)
         : FastISel(FuncInfo, LibInfo), TM(FuncInfo.MF->getTarget()),
-          PPCSubTarget(&FuncInfo.MF->getSubtarget<PPCSubtarget>()),
           Subtarget(&FuncInfo.MF->getSubtarget<PPCSubtarget>()),
           PPCFuncInfo(FuncInfo.MF->getInfo<PPCFunctionInfo>()),
           TII(*Subtarget->getInstrInfo()), TLI(*Subtarget->getTargetLowering()),
diff --git a/llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp b/llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
index 4ecadfbb1b8a..07b81a4325fc 100644
--- a/llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
+++ b/llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
@@ -139,7 +139,6 @@ namespace {
   ///
   class PPCDAGToDAGISel : public SelectionDAGISel {
     const PPCTargetMachine &TM;
-    const PPCSubtarget *PPCSubTarget = nullptr;
     const PPCSubtarget *Subtarget = nullptr;
     const PPCTargetLowering *PPCLowering = nullptr;
     unsigned GlobalBaseReg = 0;
@@ -151,7 +150,6 @@ namespace {
     bool runOnMachineFunction(MachineFunction &MF) override {
       // Make sure we re-emit a set of the global base reg if necessary
       GlobalBaseReg = 0;
-      PPCSubTarget = &MF.getSubtarget<PPCSubtarget>();
       Subtarget = &MF.getSubtarget<PPCSubtarget>();
       PPCLowering = Subtarget->getTargetLowering();
       SelectionDAGISel::runOnMachineFunction(MF);