1 files changed, 7 insertions, 8 deletions
diff --git a/lib/Target/Sparc/SparcISelDAGToDAG.cpp b/lib/Target/Sparc/SparcISelDAGToDAG.cpp
index b3b029e..9f03b04 100644
--- a/lib/Target/Sparc/SparcISelDAGToDAG.cpp
+++ b/lib/Target/Sparc/SparcISelDAGToDAG.cpp
@@ -32,13 +32,13 @@ namespace {
 class SparcDAGToDAGISel : public SelectionDAGISel {
   /// Subtarget - Keep a pointer to the Sparc Subtarget around so that we can
   /// make the right decision when generating code for different targets.
-  const SparcSubtarget &Subtarget;
-  SparcTargetMachine &TM;
+  const SparcSubtarget *Subtarget;
 public:
-  explicit SparcDAGToDAGISel(SparcTargetMachine &tm)
-    : SelectionDAGISel(tm),
-      Subtarget(tm.getSubtarget<SparcSubtarget>()),
-      TM(tm) {
+  explicit SparcDAGToDAGISel(SparcTargetMachine &tm) : SelectionDAGISel(tm) {}
+
+  bool runOnMachineFunction(MachineFunction &MF) override {
+    Subtarget = &MF.getSubtarget<SparcSubtarget>();
+    return SelectionDAGISel::runOnMachineFunction(MF);
   }
 
   SDNode *Select(SDNode *N) override;
@@ -66,8 +66,7 @@ private:
 }  // end anonymous namespace
 
 SDNode* SparcDAGToDAGISel::getGlobalBaseReg() {
-  unsigned GlobalBaseReg =
-      TM.getSubtargetImpl()->getInstrInfo()->getGlobalBaseReg(MF);
+  unsigned GlobalBaseReg = Subtarget->getInstrInfo()->getGlobalBaseReg(MF);
   return CurDAG->getRegister(GlobalBaseReg, TLI->getPointerTy()).getNode();
 }