Remove FreeInst.
Remove LowerAllocations pass.
Update some more passes to treate free calls just like they were treating FreeInst.

llvm-svn: 85176
diff --git a/llvm/lib/Analysis/InstCount.cpp b/llvm/lib/Analysis/InstCount.cpp
index c4f3b68..a4b041f 100644
--- a/llvm/lib/Analysis/InstCount.cpp
+++ b/llvm/lib/Analysis/InstCount.cpp
@@ -74,11 +74,11 @@
 bool InstCount::runOnFunction(Function &F) {
   unsigned StartMemInsts =
     NumGetElementPtrInst + NumLoadInst + NumStoreInst + NumCallInst +
-    NumInvokeInst + NumAllocaInst + NumFreeInst;
+    NumInvokeInst + NumAllocaInst;
   visit(F);
   unsigned EndMemInsts =
     NumGetElementPtrInst + NumLoadInst + NumStoreInst + NumCallInst +
-    NumInvokeInst + NumAllocaInst + NumFreeInst;
+    NumInvokeInst + NumAllocaInst;
   TotalMemInst += EndMemInsts-StartMemInsts;
   return false;
 }