Introduce and use convenience methods for getting pointer types
where the element is of a basic builtin type.  For example, to get
an i8* use getInt8PtrTy.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83379 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Instrumentation/ProfilingUtils.cpp b/lib/Transforms/Instrumentation/ProfilingUtils.cpp
index 88a1d2a..1679bea 100644
--- a/lib/Transforms/Instrumentation/ProfilingUtils.cpp
+++ b/lib/Transforms/Instrumentation/ProfilingUtils.cpp
@@ -25,9 +25,9 @@
                                    GlobalValue *Array) {
   LLVMContext &Context = MainFn->getContext();
   const Type *ArgVTy = 
-    PointerType::getUnqual(PointerType::getUnqual(Type::getInt8Ty(Context)));
+    PointerType::getUnqual(Type::getInt8PtrTy(Context));
   const PointerType *UIntPtr =
-        PointerType::getUnqual(Type::getInt32Ty(Context));
+        Type::getInt32PtrTy(Context);
   Module &M = *MainFn->getParent();
   Constant *InitFn = M.getOrInsertFunction(FnName, Type::getInt32Ty(Context),
                                            Type::getInt32Ty(Context),