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/Blackfin/BlackfinTargetMachine.cpp b/lib/Target/Blackfin/BlackfinTargetMachine.cpp
index da6490f..e11920f 100644
--- a/lib/Target/Blackfin/BlackfinTargetMachine.cpp
+++ b/lib/Target/Blackfin/BlackfinTargetMachine.cpp
@@ -33,7 +33,7 @@
     TLInfo(*this),
     TSInfo(*this),
     InstrInfo(Subtarget),
-    FrameInfo(Subtarget) {
+    FrameLowering(Subtarget) {
 }
 
 bool BlackfinTargetMachine::addInstSelector(PassManagerBase &PM,