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/ExecutionEngine/JIT/JITDwarfEmitter.h b/lib/ExecutionEngine/JIT/JITDwarfEmitter.h
index 9db422e..9495697 100644
--- a/lib/ExecutionEngine/JIT/JITDwarfEmitter.h
+++ b/lib/ExecutionEngine/JIT/JITDwarfEmitter.h
@@ -23,7 +23,7 @@
 class MachineModuleInfo;
 class MachineMove;
 class TargetData;
-class TargetFrameInfo;
+class TargetFrameLowering;
 class TargetMachine;
 class TargetRegisterInfo;
 
@@ -31,7 +31,7 @@
   const TargetData* TD;
   JITCodeEmitter* JCE;
   const TargetRegisterInfo* RI;
-  const TargetFrameInfo *TFI;
+  const TargetFrameLowering *TFI;
   MachineModuleInfo* MMI;
   JIT& Jit;
   bool stackGrowthDirection;