#include "llvm/PassManagers.h"
#include "llvm/Assembly/Writer.h"
#include "llvm/Support/CommandLine.h"
+#include "llvm/Support/Debug.h"
#include "llvm/Support/Timer.h"
#include "llvm/Module.h"
-#include "llvm/ModuleProvider.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/raw_ostream.h"
bool doFinalization(Module &M);
bool doFinalization(Function &F);
+ virtual PMDataManager *getAsPMDataManager() { return this; }
+ virtual Pass *getAsPass() { return this; }
+
virtual const char *getPassName() const {
return "BasicBlock Pass Manager";
}
// Print passes managed by this manager
void dumpPassStructure(unsigned Offset) {
- llvm::errs() << std::string(Offset*2, ' ') << "BasicBlockPass Manager\n";
+ llvm::dbgs() << std::string(Offset*2, ' ') << "BasicBlockPass Manager\n";
for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) {
BasicBlockPass *BP = getContainedPass(Index);
BP->dumpPassStructure(Offset + 1);
public:
static char ID;
explicit FunctionPassManagerImpl(int Depth) :
- Pass(&ID), PMDataManager(Depth),
+ Pass(PT_PassManager, &ID), PMDataManager(Depth),
PMTopLevelManager(TLM_Function), wasRun(false) { }
/// add - Add a pass to the queue of passes to run. This passes ownership of
///
bool doFinalization(Module &M);
+
+ virtual PMDataManager *getAsPMDataManager() { return this; }
+ virtual Pass *getAsPass() { return this; }
+
/// Pass Manager itself does not invalidate any analysis info.
void getAnalysisUsage(AnalysisUsage &Info) const {
Info.setPreservesAll();
}
inline void addTopLevelPass(Pass *P) {
-
- if (ImmutablePass *IP = dynamic_cast<ImmutablePass *> (P)) {
-
+ if (ImmutablePass *IP = P->getAsImmutablePass()) {
// P is a immutable pass and it will be managed by this
// top level manager. Set up analysis resolver to connect them.
AnalysisResolver *AR = new AnalysisResolver(*this);
public:
static char ID;
explicit MPPassManager(int Depth) :
- Pass(&ID), PMDataManager(Depth) { }
+ Pass(PT_PassManager, &ID), PMDataManager(Depth) { }
// Delete on the fly managers.
virtual ~MPPassManager() {
return "Module Pass Manager";
}
+ virtual PMDataManager *getAsPMDataManager() { return this; }
+ virtual Pass *getAsPass() { return this; }
+
// Print passes managed by this manager
void dumpPassStructure(unsigned Offset) {
- llvm::errs() << std::string(Offset*2, ' ') << "ModulePass Manager\n";
+ llvm::dbgs() << std::string(Offset*2, ' ') << "ModulePass Manager\n";
for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) {
ModulePass *MP = getContainedPass(Index);
MP->dumpPassStructure(Offset + 1);
public:
static char ID;
explicit PassManagerImpl(int Depth) :
- Pass(&ID), PMDataManager(Depth), PMTopLevelManager(TLM_Pass) { }
+ Pass(PT_PassManager, &ID), PMDataManager(Depth),
+ PMTopLevelManager(TLM_Pass) { }
/// add - Add a pass to the queue of passes to run. This passes ownership of
/// the Pass to the PassManager. When the PassManager is destroyed, the pass
}
inline void addTopLevelPass(Pass *P) {
- if (ImmutablePass *IP = dynamic_cast<ImmutablePass *> (P)) {
-
+ if (ImmutablePass *IP = P->getAsImmutablePass()) {
// P is a immutable pass and it will be managed by this
// top level manager. Set up analysis resolver to connect them.
AnalysisResolver *AR = new AnalysisResolver(*this);
}
}
+ virtual PMDataManager *getAsPMDataManager() { return this; }
+ virtual Pass *getAsPass() { return this; }
+
MPPassManager *getContainedManager(unsigned N) {
assert(N < PassManagers.size() && "Pass number out of range!");
MPPassManager *MP = static_cast<MPPassManager *>(PassManagers[N]);
/// passStarted - This method creates a timer for the given pass if it doesn't
/// already have one, and starts the timer.
Timer *passStarted(Pass *P) {
- if (dynamic_cast<PMDataManager *>(P))
+ if (P->getAsPMDataManager())
return 0;
sys::SmartScopedLock<true> Lock(*TimingInfoMutex);
// Every class that derives from PMDataManager also derives from Pass
// (sometimes indirectly), but there's no inheritance relationship
- // between PMDataManager and Pass, so we have to dynamic_cast to get
+ // between PMDataManager and Pass, so we have to getAsPass to get
// from a PMDataManager* to a Pass*.
for (SmallVector<PMDataManager *, 8>::const_iterator I = PassManagers.begin(),
E = PassManagers.end(); I != E; ++I)
- dynamic_cast<Pass *>(*I)->dumpPassStructure(1);
+ (*I)->getAsPass()->dumpPassStructure(1);
}
void PMTopLevelManager::dumpArguments() const {
if (PassDebugging < Arguments)
return;
- errs() << "Pass Arguments: ";
+ dbgs() << "Pass Arguments: ";
for (SmallVector<PMDataManager *, 8>::const_iterator I = PassManagers.begin(),
E = PassManagers.end(); I != E; ++I)
(*I)->dumpPassArguments();
- errs() << "\n";
+ dbgs() << "\n";
}
void PMTopLevelManager::initializeAllAnalysisInfo() {
for (SmallVector<Pass *, 8>::iterator I = HigherLevelAnalysis.begin(),
E = HigherLevelAnalysis.end(); I != E; ++I) {
Pass *P1 = *I;
- if (!dynamic_cast<ImmutablePass*>(P1) &&
+ if (P1->getAsImmutablePass() == 0 &&
std::find(PreservedSet.begin(), PreservedSet.end(),
P1->getPassInfo()) ==
PreservedSet.end())
for (std::map<AnalysisID, Pass*>::iterator I = AvailableAnalysis.begin(),
E = AvailableAnalysis.end(); I != E; ) {
std::map<AnalysisID, Pass*>::iterator Info = I++;
- if (!dynamic_cast<ImmutablePass*>(Info->second)
- && std::find(PreservedSet.begin(), PreservedSet.end(), Info->first) ==
+ if (Info->second->getAsImmutablePass() == 0 &&
+ std::find(PreservedSet.begin(), PreservedSet.end(), Info->first) ==
PreservedSet.end()) {
// Remove this analysis
if (PassDebugging >= Details) {
Pass *S = Info->second;
- errs() << " -- '" << P->getPassName() << "' is not preserving '";
- errs() << S->getPassName() << "'\n";
+ dbgs() << " -- '" << P->getPassName() << "' is not preserving '";
+ dbgs() << S->getPassName() << "'\n";
}
AvailableAnalysis.erase(Info);
}
I = InheritedAnalysis[Index]->begin(),
E = InheritedAnalysis[Index]->end(); I != E; ) {
std::map<AnalysisID, Pass *>::iterator Info = I++;
- if (!dynamic_cast<ImmutablePass*>(Info->second) &&
+ if (Info->second->getAsImmutablePass() == 0 &&
std::find(PreservedSet.begin(), PreservedSet.end(), Info->first) ==
- PreservedSet.end())
+ PreservedSet.end()) {
// Remove this analysis
+ if (PassDebugging >= Details) {
+ Pass *S = Info->second;
+ dbgs() << " -- '" << P->getPassName() << "' is not preserving '";
+ dbgs() << S->getPassName() << "'\n";
+ }
InheritedAnalysis[Index]->erase(Info);
+ }
}
}
}
TPM->collectLastUses(DeadPasses, P);
if (PassDebugging >= Details && !DeadPasses.empty()) {
- errs() << " -*- '" << P->getPassName();
- errs() << "' is the last user of following pass instances.";
- errs() << " Free these instances\n";
+ dbgs() << " -*- '" << P->getPassName();
+ dbgs() << "' is the last user of following pass instances.";
+ dbgs() << " Free these instances\n";
}
for (SmallVector<Pass *, 12>::iterator I = DeadPasses.begin(),
// Set P as P's last user until someone starts using P.
// However, if P is a Pass Manager then it does not need
// to record its last user.
- if (!dynamic_cast<PMDataManager *>(P))
+ if (P->getAsPMDataManager() == 0)
LastUses.push_back(P);
TPM->setLastUser(LastUses, P);
if (!TransferLastUses.empty()) {
- Pass *My_PM = dynamic_cast<Pass *>(this);
+ Pass *My_PM = getAsPass();
TPM->setLastUser(TransferLastUses, My_PM);
TransferLastUses.clear();
}
for (SmallVector<Pass *, 12>::iterator I = LUses.begin(),
E = LUses.end(); I != E; ++I) {
- llvm::errs() << "--" << std::string(Offset*2, ' ');
+ llvm::dbgs() << "--" << std::string(Offset*2, ' ');
(*I)->dumpPassStructure(0);
}
}
void PMDataManager::dumpPassArguments() const {
for (SmallVector<Pass *, 8>::const_iterator I = PassVector.begin(),
E = PassVector.end(); I != E; ++I) {
- if (PMDataManager *PMD = dynamic_cast<PMDataManager *>(*I))
+ if (PMDataManager *PMD = (*I)->getAsPMDataManager())
PMD->dumpPassArguments();
else
if (const PassInfo *PI = (*I)->getPassInfo())
if (!PI->isAnalysisGroup())
- errs() << " -" << PI->getPassArgument();
+ dbgs() << " -" << PI->getPassArgument();
}
}
StringRef Msg) {
if (PassDebugging < Executions)
return;
- errs() << (void*)this << std::string(getDepth()*2+1, ' ');
+ dbgs() << (void*)this << std::string(getDepth()*2+1, ' ');
switch (S1) {
case EXECUTION_MSG:
- errs() << "Executing Pass '" << P->getPassName();
+ dbgs() << "Executing Pass '" << P->getPassName();
break;
case MODIFICATION_MSG:
- errs() << "Made Modification '" << P->getPassName();
+ dbgs() << "Made Modification '" << P->getPassName();
break;
case FREEING_MSG:
- errs() << " Freeing Pass '" << P->getPassName();
+ dbgs() << " Freeing Pass '" << P->getPassName();
break;
default:
break;
}
switch (S2) {
case ON_BASICBLOCK_MSG:
- errs() << "' on BasicBlock '" << Msg << "'...\n";
+ dbgs() << "' on BasicBlock '" << Msg << "'...\n";
break;
case ON_FUNCTION_MSG:
- errs() << "' on Function '" << Msg << "'...\n";
+ dbgs() << "' on Function '" << Msg << "'...\n";
break;
case ON_MODULE_MSG:
- errs() << "' on Module '" << Msg << "'...\n";
+ dbgs() << "' on Module '" << Msg << "'...\n";
break;
case ON_LOOP_MSG:
- errs() << "' on Loop '" << Msg << "'...\n";
+ dbgs() << "' on Loop '" << Msg << "'...\n";
break;
case ON_CG_MSG:
- errs() << "' on Call Graph Nodes '" << Msg << "'...\n";
+ dbgs() << "' on Call Graph Nodes '" << Msg << "'...\n";
break;
default:
break;
assert(PassDebugging >= Details);
if (Set.empty())
return;
- errs() << (void*)P << std::string(getDepth()*2+3, ' ') << Msg << " Analyses:";
+ dbgs() << (void*)P << std::string(getDepth()*2+3, ' ') << Msg << " Analyses:";
for (unsigned i = 0; i != Set.size(); ++i) {
- if (i) errs() << ',';
- errs() << ' ' << Set[i]->getPassName();
+ if (i) dbgs() << ',';
+ dbgs() << ' ' << Set[i]->getPassName();
}
- errs() << '\n';
+ dbgs() << '\n';
}
/// Add RequiredPass into list of lower level passes required by pass P.
// checks whether any lower level manager will be able to provide this
// analysis info on demand or not.
#ifndef NDEBUG
- errs() << "Unable to schedule '" << RequiredPass->getPassName();
- errs() << "' required by '" << P->getPassName() << "'\n";
+ dbgs() << "Unable to schedule '" << RequiredPass->getPassName();
+ dbgs() << "' required by '" << P->getPassName() << "'\n";
#endif
llvm_unreachable("Unable to schedule pass");
}
removeDeadPasses(BP, I->getName(), ON_BASICBLOCK_MSG);
}
- return Changed |= doFinalization(F);
+ return doFinalization(F) || Changed;
}
// Implement doInitialization and doFinalization
// FunctionPassManager implementation
/// Create new Function pass manager
-FunctionPassManager::FunctionPassManager(ModuleProvider *P) {
+FunctionPassManager::FunctionPassManager(Module *m) : M(m) {
FPM = new FunctionPassManagerImpl(0);
// FPM is the top level manager.
FPM->setTopLevelManager(FPM);
AnalysisResolver *AR = new AnalysisResolver(*FPM);
FPM->setResolver(AR);
-
- MP = P;
}
FunctionPassManager::~FunctionPassManager() {
///
bool FunctionPassManager::run(Function &F) {
std::string errstr;
- if (MP->materializeFunction(&F, &errstr)) {
+ if (F.Materialize(&errstr)) {
llvm_report_error("Error reading bitcode file: " + errstr);
}
return FPM->run(F);
/// doInitialization - Run all of the initializers for the function passes.
///
bool FunctionPassManager::doInitialization() {
- return FPM->doInitialization(*MP->getModule());
+ return FPM->doInitialization(*M);
}
/// doFinalization - Run all of the finalizers for the function passes.
///
bool FunctionPassManager::doFinalization() {
- return FPM->doFinalization(*MP->getModule());
+ return FPM->doFinalization(*M);
}
//===----------------------------------------------------------------------===//
char FPPassManager::ID = 0;
/// Print passes managed by this manager
void FPPassManager::dumpPassStructure(unsigned Offset) {
- llvm::errs() << std::string(Offset*2, ' ') << "FunctionPass Manager\n";
+ llvm::dbgs() << std::string(Offset*2, ' ') << "FunctionPass Manager\n";
for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) {
FunctionPass *FP = getContainedPass(Index);
FP->dumpPassStructure(Offset + 1);
for (Module::iterator I = M.begin(), E = M.end(); I != E; ++I)
runOnFunction(*I);
- return Changed |= doFinalization(M);
+ return doFinalization(M) || Changed;
}
bool FPPassManager::doInitialization(Module &M) {
for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) {
ModulePass *MP = getContainedPass(Index);
- dumpPassInfo(MP, EXECUTION_MSG, ON_MODULE_MSG,
- M.getModuleIdentifier().c_str());
+ dumpPassInfo(MP, EXECUTION_MSG, ON_MODULE_MSG, M.getModuleIdentifier());
dumpRequiredSet(MP);
initializeAnalysisImpl(MP);
if (Changed)
dumpPassInfo(MP, MODIFICATION_MSG, ON_MODULE_MSG,
- M.getModuleIdentifier().c_str());
+ M.getModuleIdentifier());
dumpPreservedSet(MP);
verifyPreservedAnalysis(MP);
removeNotPreservedAnalysis(MP);
recordAvailableAnalysis(MP);
- removeDeadPasses(MP, M.getModuleIdentifier().c_str(), ON_MODULE_MSG);
+ removeDeadPasses(MP, M.getModuleIdentifier(), ON_MODULE_MSG);
}
// Finalize on-the-fly passes
FPP->releaseMemoryOnTheFly();
FPP->run(F);
- return (dynamic_cast<PMTopLevelManager *>(FPP))->findAnalysisPass(PI);
+ return ((PMTopLevelManager*)FPP)->findAnalysisPass(PI);
}
void PMStack::dump() {
for (std::deque<PMDataManager *>::iterator I = S.begin(),
E = S.end(); I != E; ++I)
- printf("%s ", dynamic_cast<Pass *>(*I)->getPassName());
+ printf("%s ", (*I)->getAsPass()->getPassName());
if (!S.empty())
printf("\n");
PassManagerType PreferredType) {
// Find Module Pass Manager
- while(!PMS.empty()) {
+ while (!PMS.empty()) {
if (PMS.top()->getPassManagerType() > PMT_FunctionPassManager)
PMS.pop();
else
break;
}
- FPPassManager *FPP = dynamic_cast<FPPassManager *>(PMS.top());
- // Create new Function Pass Manager
- if (!FPP) {
+ // Create new Function Pass Manager if needed.
+ FPPassManager *FPP;
+ if (PMS.top()->getPassManagerType() == PMT_FunctionPassManager) {
+ FPP = (FPPassManager *)PMS.top();
+ } else {
assert(!PMS.empty() && "Unable to create Function Pass Manager");
PMDataManager *PMD = PMS.top();
/// in the PM Stack and add self into that manager.
void BasicBlockPass::assignPassManager(PMStack &PMS,
PassManagerType PreferredType) {
- BBPassManager *BBP = NULL;
+ BBPassManager *BBP;
// Basic Pass Manager is a leaf pass manager. It does not handle
// any other pass manager.
- if (!PMS.empty())
- BBP = dynamic_cast<BBPassManager *>(PMS.top());
-
- // If leaf manager is not Basic Block Pass manager then create new
- // basic Block Pass manager.
-
- if (!BBP) {
+ if (!PMS.empty() &&
+ PMS.top()->getPassManagerType() == PMT_BasicBlockPassManager) {
+ BBP = (BBPassManager *)PMS.top();
+ } else {
+ // If leaf manager is not Basic Block Pass manager then create new
+ // basic Block Pass manager.
assert(!PMS.empty() && "Unable to create BasicBlock Pass Manager");
PMDataManager *PMD = PMS.top();
return wrap(new FunctionPassManager(unwrap(P)));
}
-int LLVMRunPassManager(LLVMPassManagerRef PM, LLVMModuleRef M) {
+LLVMBool LLVMRunPassManager(LLVMPassManagerRef PM, LLVMModuleRef M) {
return unwrap<PassManager>(PM)->run(*unwrap(M));
}
-int LLVMInitializeFunctionPassManager(LLVMPassManagerRef FPM) {
+LLVMBool LLVMInitializeFunctionPassManager(LLVMPassManagerRef FPM) {
return unwrap<FunctionPassManager>(FPM)->doInitialization();
}
-int LLVMRunFunctionPassManager(LLVMPassManagerRef FPM, LLVMValueRef F) {
+LLVMBool LLVMRunFunctionPassManager(LLVMPassManagerRef FPM, LLVMValueRef F) {
return unwrap<FunctionPassManager>(FPM)->run(*unwrap<Function>(F));
}
-int LLVMFinalizeFunctionPassManager(LLVMPassManagerRef FPM) {
+LLVMBool LLVMFinalizeFunctionPassManager(LLVMPassManagerRef FPM) {
return unwrap<FunctionPassManager>(FPM)->doFinalization();
}