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//===- llvm/PassRegistry.h - Pass Information Registry ----------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines PassRegistry, a class that is used in the initialization
// and registration of passes. At initialization, passes are registered with
// the PassRegistry, which is later provided to the PassManager for dependency
// resolution and similar tasks.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_PASSREGISTRY_H
#define LLVM_PASSREGISTRY_H
#include "llvm/ADT/StringMap.h"
#include "llvm/System/DataTypes.h"
#include "llvm/System/Mutex.h"
#include <map>
#include <set>
#include <vector>
namespace llvm {
class PassInfo;
struct PassRegistrationListener;
class PassRegistry {
/// Guards the contents of this class.
mutable sys::SmartMutex<true> Lock;
/// PassInfoMap - Keep track of the PassInfo object for each registered pass.
typedef std::map<intptr_t, const PassInfo*> MapType;
MapType PassInfoMap;
typedef StringMap<const PassInfo*> StringMapType;
StringMapType PassInfoStringMap;
/// AnalysisGroupInfo - Keep track of information for each analysis group.
struct AnalysisGroupInfo {
std::set<const PassInfo *> Implementations;
};
std::map<const PassInfo*, AnalysisGroupInfo> AnalysisGroupInfoMap;
std::vector<PassRegistrationListener*> Listeners;
public:
static PassRegistry *getPassRegistry();
const PassInfo *getPassInfo(intptr_t TI) const;
const PassInfo *getPassInfo(StringRef Arg) const;
void registerPass(const PassInfo &PI);
void unregisterPass(const PassInfo &PI);
/// Analysis Group Mechanisms.
void registerAnalysisGroup(intptr_t InterfaceID, intptr_t PassID,
PassInfo& Registeree, bool isDefault);
void enumerateWith(PassRegistrationListener *L);
void addRegistrationListener(PassRegistrationListener* L);
void removeRegistrationListener(PassRegistrationListener *L);
};
}
#endif
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