#include <deque>
#include <map>
#include <iosfwd>
-#include <typeinfo>
#include <cassert>
namespace llvm {
class AnalysisUsage;
class PassInfo;
class ImmutablePass;
-class BasicBlockPassManager;
-class ModulePassManager;
class PMStack;
class AnalysisResolver;
class PMDataManager;
///
class Pass {
AnalysisResolver *Resolver; // Used to resolve analysis
- const PassInfo *PassInfoCache;
+ intptr_t PassID;
// AnalysisImpls - This keeps track of which passes implement the interfaces
// that are required by the current pass (to implement getAnalysis()).
void operator=(const Pass&); // DO NOT IMPLEMENT
Pass(const Pass &); // DO NOT IMPLEMENT
public:
- Pass() : Resolver(0), PassInfoCache(0) {}
- virtual ~Pass() {} // Destructor is virtual so we can be subclassed
+ explicit Pass(intptr_t pid) : Resolver(0), PassID(pid) {}
+ virtual ~Pass();
/// getPassName - Return a nice clean name for a pass. This usually
/// implemented in terms of the name that is registered by one of the
}
// Access AnalysisResolver
- inline void setResolver(AnalysisResolver *AR) { Resolver = AR; }
- inline AnalysisResolver *getResolver() { return Resolver; }
+ inline void setResolver(AnalysisResolver *AR) {
+ assert (!Resolver && "Resolver is already set");
+ Resolver = AR;
+ }
+ inline AnalysisResolver *getResolver() {
+ assert (Resolver && "Resolver is not set");
+ return Resolver;
+ }
/// getAnalysisUsage - This function should be overriden by passes that need
/// analysis information to do their job. If a pass specifies that it uses a
///
virtual void releaseMemory() {}
+ /// verifyAnalysis() - This member can be implemented by a analysis pass to
+ /// check state of analysis information.
+ virtual void verifyAnalysis() const {}
+
// dumpPassStructure - Implement the -debug-passes=PassStructure option
virtual void dumpPassStructure(unsigned Offset = 0);
template<typename AnalysisClass>
static const PassInfo *getClassPassInfo() {
- return lookupPassInfo(typeid(AnalysisClass));
+ return lookupPassInfo(intptr_t(&AnalysisClass::ID));
}
// lookupPassInfo - Return the pass info object for the specified pass class,
// or null if it is not known.
- static const PassInfo *lookupPassInfo(const std::type_info &TI);
+ static const PassInfo *lookupPassInfo(intptr_t TI);
/// getAnalysisToUpdate<AnalysisType>() - This function is used by subclasses
/// to get to the analysis information that might be around that needs to be
return PMT_ModulePassManager;
}
+ explicit ModulePass(intptr_t pid) : Pass(pid) {}
// Force out-of-line virtual method.
virtual ~ModulePass();
};
/// ImmutablePasses are never run.
///
- virtual bool runOnModule(Module &M) { return false; }
+ bool runOnModule(Module &M) { return false; }
+ explicit ImmutablePass(intptr_t pid) : ModulePass(pid) {}
// Force out-of-line virtual method.
virtual ~ImmutablePass();
};
///
class FunctionPass : public Pass {
public:
+ explicit FunctionPass(intptr_t pid) : Pass(pid) {}
+
/// doInitialization - Virtual method overridden by subclasses to do
/// any necessary per-module initialization.
///
///
class BasicBlockPass : public Pass {
public:
+ explicit BasicBlockPass(intptr_t pid) : Pass(pid) {}
+
/// doInitialization - Virtual method overridden by subclasses to do
/// any necessary per-module initialization.
///