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/PTXTargetMachine.h b/lib/Target/PTX/PTXTargetMachine.h
index 7f0d282..728e36f 100644
--- a/lib/Target/PTX/PTXTargetMachine.h
+++ b/lib/Target/PTX/PTXTargetMachine.h
@@ -16,17 +16,17 @@
 
 #include "PTXISelLowering.h"
 #include "PTXInstrInfo.h"
-#include "PTXFrameInfo.h"
+#include "PTXFrameLowering.h"
 #include "PTXSubtarget.h"
 #include "llvm/Target/TargetData.h"
-#include "llvm/Target/TargetFrameInfo.h"
+#include "llvm/Target/TargetFrameLowering.h"
 #include "llvm/Target/TargetMachine.h"
 
 namespace llvm {
 class PTXTargetMachine : public LLVMTargetMachine {
   private:
     const TargetData DataLayout;
-    PTXFrameInfo FrameInfo;
+    PTXFrameLowering FrameLowering;
     PTXInstrInfo InstrInfo;
     PTXTargetLowering TLInfo;
     PTXSubtarget Subtarget;
@@ -37,7 +37,9 @@
 
     virtual const TargetData *getTargetData() const { return &DataLayout; }
 
-    virtual const TargetFrameInfo *getFrameInfo() const { return &FrameInfo; }
+    virtual const TargetFrameLowering *getFrameLowering() const {
+      return &FrameLowering;
+    }
 
     virtual const PTXInstrInfo *getInstrInfo() const { return &InstrInfo; }
     virtual const TargetRegisterInfo *getRegisterInfo() const {