Turn StripPointerCast() into a method


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50836 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/Collector.cpp b/lib/CodeGen/Collector.cpp
index 07869a0..6c5263d 100644
--- a/lib/CodeGen/Collector.cpp
+++ b/lib/CodeGen/Collector.cpp
@@ -179,7 +179,7 @@
   for (; !CouldBecomeSafePoint(IP); ++IP)
     if (StoreInst *SI = dyn_cast<StoreInst>(IP))
       if (AllocaInst *AI =
-          dyn_cast<AllocaInst>(StripPointerCasts(SI->getOperand(1))))
+          dyn_cast<AllocaInst>(SI->getOperand(1)->stripPointerCasts()))
         InitedRoots.insert(AI);
   
   // Add root initializers.
@@ -294,7 +294,7 @@
             // Initialize the GC root, but do not delete the intrinsic. The
             // backend needs the intrinsic to flag the stack slot.
             Roots.push_back(cast<AllocaInst>(
-                              StripPointerCasts(CI->getOperand(1))));
+                              CI->getOperand(1)->stripPointerCasts()));
           }
           break;
         default:
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
index ea047e6..7ac5218 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
@@ -2712,7 +2712,7 @@
 
 /// ExtractTypeInfo - Returns the type info, possibly bitcast, encoded in V.
 static GlobalVariable *ExtractTypeInfo (Value *V) {
-  V = StripPointerCasts(V);
+  V = V->stripPointerCasts();
   GlobalVariable *GV = dyn_cast<GlobalVariable>(V);
   assert ((GV || isa<ConstantPointerNull>(V)) &&
           "TypeInfo must be a global variable or NULL");
@@ -3150,7 +3150,7 @@
     return 0;
 
   case Intrinsic::init_trampoline: {
-    const Function *F = cast<Function>(StripPointerCasts(I.getOperand(2)));
+    const Function *F = cast<Function>(I.getOperand(2)->stripPointerCasts());
 
     SDOperand Ops[6];
     Ops[0] = getRoot();
diff --git a/lib/CodeGen/ShadowStackCollector.cpp b/lib/CodeGen/ShadowStackCollector.cpp
index 121dfc2..092671c 100644
--- a/lib/CodeGen/ShadowStackCollector.cpp
+++ b/lib/CodeGen/ShadowStackCollector.cpp
@@ -325,7 +325,7 @@
         if (Function *F = CI->getCalledFunction())
           if (F->getIntrinsicID() == Intrinsic::gcroot) {
             std::pair<CallInst*,AllocaInst*> Pair = std::make_pair(
-              CI, cast<AllocaInst>(StripPointerCasts(CI->getOperand(1))));
+              CI, cast<AllocaInst>(CI->getOperand(1)->stripPointerCasts()));
             if (IsNullValue(CI->getOperand(2)))
               Roots.push_back(Pair);
             else