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/CodeGen/IntrinsicLowering.cpp b/lib/CodeGen/IntrinsicLowering.cpp
index e3bbdb2..9336b97 100644
--- a/lib/CodeGen/IntrinsicLowering.cpp
+++ b/lib/CodeGen/IntrinsicLowering.cpp
@@ -103,22 +103,22 @@
         break;
       case Intrinsic::memcpy:
         M.getOrInsertFunction("memcpy",
-          PointerType::getUnqual(Type::getInt8Ty(Context)),
-                              PointerType::getUnqual(Type::getInt8Ty(Context)), 
-                              PointerType::getUnqual(Type::getInt8Ty(Context)), 
+          Type::getInt8PtrTy(Context),
+                              Type::getInt8PtrTy(Context), 
+                              Type::getInt8PtrTy(Context), 
                               TD.getIntPtrType(Context), (Type *)0);
         break;
       case Intrinsic::memmove:
         M.getOrInsertFunction("memmove",
-          PointerType::getUnqual(Type::getInt8Ty(Context)),
-                              PointerType::getUnqual(Type::getInt8Ty(Context)), 
-                              PointerType::getUnqual(Type::getInt8Ty(Context)), 
+          Type::getInt8PtrTy(Context),
+                              Type::getInt8PtrTy(Context), 
+                              Type::getInt8PtrTy(Context), 
                               TD.getIntPtrType(Context), (Type *)0);
         break;
       case Intrinsic::memset:
         M.getOrInsertFunction("memset",
-          PointerType::getUnqual(Type::getInt8Ty(Context)),
-                              PointerType::getUnqual(Type::getInt8Ty(Context)), 
+          Type::getInt8PtrTy(Context),
+                              Type::getInt8PtrTy(Context), 
                               Type::getInt32Ty(M.getContext()), 
                               TD.getIntPtrType(Context), (Type *)0);
         break;