remove some unused stuff

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22866 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/PowerPC/PPCISelDAGToDAG.cpp b/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
index 53205957955b369c7d43ee62ab7749d066a89d84..8f8fa70093b8ea6c0770085cb106b4fa40335132 100644 (file)
--- a/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
+++ b/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
@@ -35,20 +35,10 @@ namespace {
   class PPC32DAGToDAGISel : public SelectionDAGISel {
     PPC32TargetLowering PPC32Lowering;
     
-    unsigned GlobalBaseReg;
-    bool GlobalBaseInitialized;
   public:
     PPC32DAGToDAGISel(TargetMachine &TM)
       : SelectionDAGISel(PPC32Lowering), PPC32Lowering(TM) {}
     
-    /// runOnFunction - Override this function in order to reset our
-    /// per-function variables.
-    virtual bool runOnFunction(Function &Fn) {
-      // Make sure we re-emit a set of the global base reg if necessary
-      GlobalBaseInitialized = false;
-      return SelectionDAGISel::runOnFunction(Fn);
-    }
-    
     /// getI32Imm - Return a target constant with the specified value, of type
     /// i32.
     inline SDOperand getI32Imm(unsigned Imm) {