Rename TargetFrameInfo into TargetFrameLowering. Also, put couple of FIXMEs and fixes here and there.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123170 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PTX/PTXFrameLowering.cpp b/lib/Target/PTX/PTXFrameLowering.cpp
new file mode 100644
index 0000000..b621b9d
--- /dev/null
+++ b/lib/Target/PTX/PTXFrameLowering.cpp
@@ -0,0 +1,24 @@
+//=======- PTXFrameLowering.cpp - PTX Frame Information -------*- C++ -*-=====//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file contains the PTX implementation of TargetFrameLowering class.
+//
+//===----------------------------------------------------------------------===//
+
+#include "PTXFrameLowering.h"
+#include "llvm/CodeGen/MachineFunction.h"
+
+using namespace llvm;
+
+void PTXFrameLowering::emitPrologue(MachineFunction &MF) const {
+}
+
+void PTXFrameLowering::emitEpilogue(MachineFunction &MF,
+                                    MachineBasicBlock &MBB) const {
+}