Add more missing createXxxPass functions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19370 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Transforms/IPO/LoopExtractor.cpp

@@ -58,6 +58,11 @@ namespace {
   Y("loop-extract-single", "Extract at most one loop into a new function");
 } // End anonymous namespace 
 
+// createLoopExtractorPass - This pass extracts all natural loops from the
+// program into a function if it can.
+//
+ModulePass *llvm::createLoopExtractorPass() { return new LoopExtractor(); }
+
 bool LoopExtractor::runOnFunction(Function &F) {
   LoopInfo &LI = getAnalysis<LoopInfo>();
 

lib/Transforms/Scalar/BasicBlockPlacement.cpp

@@ -31,6 +31,7 @@
 #include "llvm/Pass.h"
 #include "llvm/Support/CFG.h"
 #include "llvm/ADT/Statistic.h"
+#include "llvm/Transforms/Scalar.h"
 #include <set>
 using namespace llvm;
 
@@ -71,6 +72,8 @@ namespace {
                                 "Profile Guided Basic Block Placement");
 }
 
+FunctionPass *llvm::createBlockPlacementPass() { return new BlockPlacement(); }
+
 bool BlockPlacement::runOnFunction(Function &F) {
   PI = &getAnalysis<ProfileInfo>();
 

lib/Transforms/Scalar/PRE.cpp

@@ -102,6 +102,7 @@ namespace {
   RegisterOpt<PRE> Z("pre", "Partial Redundancy Elimination");
 }
 
+FunctionPass* llvm::createPREPass() { return new PRE(); }
 
 bool PRE::runOnFunction(Function &F) {
   VN  = &getAnalysis<ValueNumbering>();