#include "llvm/PassSupport.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/ManagedStatic.h"
-#include "llvm/System/Mutex.h"
+#include "llvm/Support/Mutex.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/ADT/StringMap.h"
+#include "llvm/Function.h"
#include <vector>
using namespace llvm;
// FIXME: We use ManagedStatic to erase the pass registrar on shutdown.
// Unfortunately, passes are registered with static ctors, and having
-// llvm_shutdown clear this map prevents successful ressurection after
+// llvm_shutdown clear this map prevents successful resurrection after
// llvm_shutdown is run. Ideally we should find a solution so that we don't
// leak the map, AND can still resurrect after shutdown.
static ManagedStatic<PassRegistry> PassRegistryObj;
// PassRegistryImpl
//
+namespace {
struct PassRegistryImpl {
/// PassInfoMap - Keep track of the PassInfo object for each registered pass.
typedef DenseMap<const void*, const PassInfo*> MapType;
};
DenseMap<const PassInfo*, AnalysisGroupInfo> AnalysisGroupInfoMap;
+ std::vector<const PassInfo*> ToFree;
std::vector<PassRegistrationListener*> Listeners;
};
+} // end anonymous namespace
void *PassRegistry::getImpl() const {
if (!pImpl)
PassRegistry::~PassRegistry() {
sys::SmartScopedLock<true> Guard(*Lock);
PassRegistryImpl *Impl = static_cast<PassRegistryImpl*>(pImpl);
+
+ for (std::vector<const PassInfo*>::iterator I = Impl->ToFree.begin(),
+ E = Impl->ToFree.end(); I != E; ++I)
+ delete *I;
+
delete Impl;
pImpl = 0;
}
// Pass Registration mechanism
//
-void PassRegistry::registerPass(const PassInfo &PI) {
+void PassRegistry::registerPass(const PassInfo &PI, bool ShouldFree) {
sys::SmartScopedLock<true> Guard(*Lock);
PassRegistryImpl *Impl = static_cast<PassRegistryImpl*>(getImpl());
bool Inserted =
Impl->PassInfoMap.insert(std::make_pair(PI.getTypeInfo(),&PI)).second;
- assert(Inserted && "Pass registered multiple times!"); Inserted=Inserted;
+ assert(Inserted && "Pass registered multiple times!");
+ (void)Inserted;
Impl->PassInfoStringMap[PI.getPassArgument()] = &PI;
// Notify any listeners.
for (std::vector<PassRegistrationListener*>::iterator
I = Impl->Listeners.begin(), E = Impl->Listeners.end(); I != E; ++I)
(*I)->passRegistered(&PI);
+
+ if (ShouldFree) Impl->ToFree.push_back(&PI);
}
void PassRegistry::unregisterPass(const PassInfo &PI) {
void PassRegistry::registerAnalysisGroup(const void *InterfaceID,
const void *PassID,
PassInfo& Registeree,
- bool isDefault) {
+ bool isDefault,
+ bool ShouldFree) {
PassInfo *InterfaceInfo = const_cast<PassInfo*>(getPassInfo(InterfaceID));
if (InterfaceInfo == 0) {
// First reference to Interface, register it now.
InterfaceInfo->setNormalCtor(ImplementationInfo->getNormalCtor());
}
}
+
+ PassRegistryImpl *Impl = static_cast<PassRegistryImpl*>(getImpl());
+ if (ShouldFree) Impl->ToFree.push_back(&Registeree);
}
void PassRegistry::addRegistrationListener(PassRegistrationListener *L) {