1 files changed, 14 insertions, 10 deletions

diff --git a/lib/VMCore/Pass.cpp b/lib/VMCore/Pass.cpp
index 9afc540..994a7ff 100644
--- a/lib/VMCore/Pass.cpp
+++ b/lib/VMCore/Pass.cpp
@@ -25,11 +25,9 @@ using namespace llvm;
 // Pass Implementation
 //
 
-Pass::Pass(PassKind K, char &pid) : Resolver(0), PassID(&pid), Kind(K) { }
-
 // Force out-of-line virtual method.
-Pass::~Pass() { 
-  delete Resolver; 
+Pass::~Pass() {
+  delete Resolver;
 }
 
 // Force out-of-line virtual method.
@@ -48,7 +46,7 @@ bool Pass::mustPreserveAnalysisID(char &AID) const {
   return Resolver->getAnalysisIfAvailable(&AID, true) != 0;
 }
 
-// dumpPassStructure - Implement the -debug-passes=Structure option
+// dumpPassStructure - Implement the -debug-pass=Structure option
 void Pass::dumpPassStructure(unsigned Offset) {
   dbgs().indent(Offset*2) << getPassName() << "\n";
 }
@@ -71,7 +69,7 @@ void Pass::preparePassManager(PMStack &) {
 
 PassManagerType Pass::getPotentialPassManagerType() const {
   // Default implementation.
-  return PMT_Unknown; 
+  return PMT_Unknown;
 }
 
 void Pass::getAnalysisUsage(AnalysisUsage &) const {
@@ -155,9 +153,8 @@ PassManagerType FunctionPass::getPotentialPassManagerType() const {
 
 Pass *BasicBlockPass::createPrinterPass(raw_ostream &O,
                                         const std::string &Banner) const {
-  
+
   llvm_unreachable("BasicBlockPass printing unsupported.");
-  return 0;
 }
 
 bool BasicBlockPass::doInitialization(Module &) {
@@ -181,7 +178,7 @@ bool BasicBlockPass::doFinalization(Module &) {
 }
 
 PassManagerType BasicBlockPass::getPotentialPassManagerType() const {
-  return PMT_BasicBlockPassManager; 
+  return PMT_BasicBlockPassManager;
 }
 
 const PassInfo *Pass::lookupPassInfo(const void *TI) {
@@ -192,6 +189,13 @@ const PassInfo *Pass::lookupPassInfo(StringRef Arg) {
   return PassRegistry::getPassRegistry()->getPassInfo(Arg);
 }
 
+Pass *Pass::createPass(AnalysisID ID) {
+  const PassInfo *PI = PassRegistry::getPassRegistry()->getPassInfo(ID);
+  if (!PI)
+    return NULL;
+  return PI->createPass();
+}
+
 Pass *PassInfo::createPass() const {
   assert((!isAnalysisGroup() || NormalCtor) &&
          "No default implementation found for analysis group!");
@@ -246,7 +250,7 @@ namespace {
     typedef AnalysisUsage::VectorType VectorType;
     VectorType &CFGOnlyList;
     GetCFGOnlyPasses(VectorType &L) : CFGOnlyList(L) {}
-    
+
     void passEnumerate(const PassInfo *P) {
       if (P->isCFGOnlyPass())
         CFGOnlyList.push_back(P->getTypeInfo());