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s/BasicBlockPassManager/BBPassManager/g

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s/ModulePassManager/MPPassManager/g
s/FunctionPassManagerImpl_New/FunctionPassManagerImpl/g
s/PassManagerImpl_New/PassManagerImpl/g

Introduce FPPassManager to manage function passes and
BBPassManagers.

Now FunctionPassManagerImpl is an implementation class
used by externally visible FunctionPassManager to manage
FPPassManagers.

Module pass manager (MPPassManager) now manages FPPassManagers
and ModulePasses.

llvm-svn: 32679
This commit is contained in:
Devang Patel 2006-12-19 19:46:59 +00:00
parent 5e52d6c0da
commit 328930d725
2 changed files with 234 additions and 142 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
include/llvm/PassManager.h
View File

@ -93,8 +93,8 @@ public:
#else
class ModulePassManager;
class PassManagerImpl_New;
class FunctionPassManagerImpl_New;
class PassManagerImpl;
class FunctionPassManagerImpl;
/// PassManager manages ModulePassManagers
class PassManager {
@ -118,7 +118,7 @@ private:
/// PassManagerImpl_New is the actual class. PassManager is just the
/// wraper to publish simple pass manager interface
PassManagerImpl_New *PM;
PassManagerImpl *PM;
};
@ -151,7 +151,7 @@ public:
bool doFinalization();
private:
FunctionPassManagerImpl_New *FPM;
FunctionPassManagerImpl *FPM;
ModuleProvider *MP;
};

368
lib/VMCore/PassManager.cpp
View File

@ -36,7 +36,7 @@ class llvm::PMDataManager;
// information before it is consumed by another pass.
//
// Pass Manager Infrastructure uses multiple pass managers. They are
// PassManager, FunctionPassManager, ModulePassManager, BasicBlockPassManager.
// PassManager, FunctionPassManager, MPPassManager, FPPassManager, BBPassManager.
// This class hierarcy uses multiple inheritance but pass managers do not derive
// from another pass manager.
//
@ -58,9 +58,9 @@ class llvm::PMDataManager;
// a place to implement common pass manager APIs. All pass managers derive from
// PMDataManager.
//
// [o] class BasicBlockPassManager : public FunctionPass, public PMDataManager;
// [o] class BBPassManager : public FunctionPass, public PMDataManager;
//
// BasicBlockPassManager manages BasicBlockPasses.
// BBPassManager manages BasicBlockPasses.
//
// [o] class FunctionPassManager;
//
@ -70,12 +70,15 @@ class llvm::PMDataManager;
// [o] class FunctionPassManagerImpl : public ModulePass, PMDataManager,
// public PMTopLevelManager;
//
// FunctionPassManagerImpl is a top level manager. It manages FunctionPasses
// and BasicBlockPassManagers.
// FunctionPassManagerImpl is a top level manager. It manages FPPassManagers
//
// [o] class ModulePassManager : public Pass, public PMDataManager;
// [o] class FPPassManager : public ModulePass, public PMDataManager;
//
// ModulePassManager manages ModulePasses and FunctionPassManagerImpls.
// FPPassManager manages FunctionPasses and BBPassManagers
//
// [o] class MPPassManager : public Pass, public PMDataManager;
//
// MPPassManager manages ModulePasses and FPPassManagers
//
// [o] class PassManager;
//
@ -86,7 +89,7 @@ class llvm::PMDataManager;
// public PMDTopLevelManager
//
// PassManagerImpl is a top level pass manager responsible for managing
// ModulePassManagers.
// MPPassManagers.
//===----------------------------------------------------------------------===//
namespace llvm {
@ -126,12 +129,8 @@ namespace {
class VISIBILITY_HIDDEN PMTopLevelManager {
public:
inline std::vector<Pass *>::iterator passManagersBegin() {
return PassManagers.begin();
}
inline std::vector<Pass *>::iterator passManagersEnd() {
return PassManagers.end();
virtual unsigned getNumContainedManagers() {
return PassManagers.size();
}
/// Schedule pass P for execution. Make sure that passes required by
@ -194,11 +193,13 @@ public:
void dumpPasses() const;
void dumpArguments() const;
private:
protected:
/// Collection of pass managers
std::vector<Pass *> PassManagers;
private:
/// Collection of pass managers that are not directly maintained
/// by this pass manager
std::vector<PMDataManager *> IndirectPassManagers;
@ -318,16 +319,16 @@ private:
};
//===----------------------------------------------------------------------===//
// BasicBlockPassManager
// BBPassManager
//
/// BasicBlockPassManager manages BasicBlockPass. It batches all the
/// BBPassManager manages BasicBlockPass. It batches all the
/// pass together and sequence them to process one basic block before
/// processing next basic block.
class VISIBILITY_HIDDEN BasicBlockPassManager : public PMDataManager,
public FunctionPass {
class VISIBILITY_HIDDEN BBPassManager : public PMDataManager,
public FunctionPass {
public:
BasicBlockPassManager(int Depth) : PMDataManager(Depth) { }
BBPassManager(int Depth) : PMDataManager(Depth) { }
/// Add a pass into a passmanager queue.
bool addPass(Pass *p);
@ -364,55 +365,27 @@ public:
};
//===----------------------------------------------------------------------===//
// FunctionPassManagerImpl_New
// FPPassManager
//
/// FunctionPassManagerImpl_New manages FunctionPasses and
/// BasicBlockPassManagers. It batches all function passes and basic block pass
/// managers together and sequence them to process one function at a time before
/// processing next function.
class FunctionPassManagerImpl_New : public ModulePass,
public PMDataManager,
public PMTopLevelManager {
public:
FunctionPassManagerImpl_New(int Depth) : PMDataManager(Depth) {
activeBBPassManager = NULL;
}
~FunctionPassManagerImpl_New() { /* TODO */ };
/// FPPassManager manages BBPassManagers and FunctionPasses.
/// It batches all function passes and basic block pass managers together and
/// sequence them to process one function at a time before processing next
/// function.
class FPPassManager : public ModulePass, public PMDataManager {
inline void addTopLevelPass(Pass *P) {
if (ImmutablePass *IP = dynamic_cast<ImmutablePass *> (P)) {
// P is a immutable pass then it will be managed by this
// top level manager. Set up analysis resolver to connect them.
AnalysisResolver_New *AR = new AnalysisResolver_New(*this);
P->setResolver(AR);
initializeAnalysisImpl(P);
addImmutablePass(IP);
recordAvailableAnalysis(IP);
}
else
addPass(P);
public:
FPPassManager(int Depth) : PMDataManager(Depth) {
activeBBPassManager = NULL;
}
/// add - Add a pass to the queue of passes to run. This passes
/// ownership of the Pass to the PassManager. When the
/// PassManager_X is destroyed, the pass will be destroyed as well, so
/// there is no need to delete the pass. (TODO delete passes.)
/// This implies that all passes MUST be allocated with 'new'.
void add(Pass *P) {
schedulePass(P);
}
/// Add pass into the pass manager queue.
bool addPass(Pass *P);
/// Execute all of the passes scheduled for execution. Keep
/// track of whether any of the passes modifies the function, and if
/// so, return true.
bool runOnModule(Module &M);
/// Add a pass into a passmanager queue.
bool addPass(Pass *p);
/// run - Execute all of the passes scheduled for execution. Keep track of
/// whether any of the passes modifies the module, and if so, return true.
bool runOnFunction(Function &F);
bool run(Function &F);
bool runOnModule(Module &M);
/// doInitialization - Run all of the initializers for the function passes.
///
@ -429,7 +402,7 @@ public:
// Print passes managed by this manager
void dumpPassStructure(unsigned Offset) {
llvm::cerr << std::string(Offset*2, ' ') << "FunctionPass Manager 42\n";
llvm::cerr << std::string(Offset*2, ' ') << "FunctionPass Manager\n";
for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) {
FunctionPass *FP = getContainedPass(Index);
FP->dumpPassStructure(Offset + 1);
@ -444,20 +417,90 @@ public:
}
private:
// Active Pass Managers
BasicBlockPassManager *activeBBPassManager;
// Active Pass Manager
BBPassManager *activeBBPassManager;
};
//===----------------------------------------------------------------------===//
// ModulePassManager
// FunctionPassManagerImpl
//
/// ModulePassManager manages ModulePasses and function pass managers.
/// FunctionPassManagerImpl manages FPPassManagers
class FunctionPassManagerImpl : public Pass,
public PMDataManager,
public PMTopLevelManager {
public:
FunctionPassManagerImpl(int Depth) : PMDataManager(Depth) {
activeManager = NULL;
}
/// 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
/// will be destroyed as well, so there is no need to delete the pass. This
/// implies that all passes MUST be allocated with 'new'.
void add(Pass *P) {
schedulePass(P);
}
/// run - Execute all of the passes scheduled for execution. Keep track of
/// whether any of the passes modifies the module, and if so, return true.
bool run(Function &F);
/// doInitialization - Run all of the initializers for the function passes.
///
bool doInitialization(Module &M);
/// doFinalization - Run all of the initializers for the function passes.
///
bool doFinalization(Module &M);
/// 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)) {
// P is a immutable pass and it will be managed by this
// top level manager. Set up analysis resolver to connect them.
AnalysisResolver_New *AR = new AnalysisResolver_New(*this);
P->setResolver(AR);
initializeAnalysisImpl(P);
addImmutablePass(IP);
recordAvailableAnalysis(IP);
}
else
addPass(P);
}
FPPassManager *getContainedManager(unsigned N) {
assert ( N < PassManagers.size() && "Pass number out of range!");
FPPassManager *FP = static_cast<FPPassManager *>(PassManagers[N]);
return FP;
}
/// Add a pass into a passmanager queue.
bool addPass(Pass *p);
private:
// Active Pass Manager
FPPassManager *activeManager;
};
//===----------------------------------------------------------------------===//
// MPPassManager
//
/// MPPassManager manages ModulePasses and function pass managers.
/// It batches all Module passes passes and function pass managers together and
/// sequence them to process one module.
class ModulePassManager : public Pass, public PMDataManager {
class MPPassManager : public Pass, public PMDataManager {
public:
ModulePassManager(int Depth) : PMDataManager(Depth) {
MPPassManager(int Depth) : PMDataManager(Depth) {
activeFunctionPassManager = NULL;
}
@ -491,20 +534,20 @@ public:
private:
// Active Pass Manager
FunctionPassManagerImpl_New *activeFunctionPassManager;
FPPassManager *activeFunctionPassManager;
};
//===----------------------------------------------------------------------===//
// PassManagerImpl_New
// PassManagerImpl
//
/// PassManagerImpl_New manages ModulePassManagers
class PassManagerImpl_New : public Pass,
/// PassManagerImpl manages MPPassManagers
class PassManagerImpl : public Pass,
public PMDataManager,
public PMTopLevelManager {
public:
PassManagerImpl_New(int Depth) : PMDataManager(Depth) {
PassManagerImpl(int Depth) : PMDataManager(Depth) {
activeManager = NULL;
}
@ -541,13 +584,19 @@ public:
addPass(P);
}
MPPassManager *getContainedManager(unsigned N) {
assert ( N < PassManagers.size() && "Pass number out of range!");
MPPassManager *MP = static_cast<MPPassManager *>(PassManagers[N]);
return MP;
}
private:
/// Add a pass into a passmanager queue.
bool addPass(Pass *p);
// Active Pass Manager
ModulePassManager *activeManager;
MPPassManager *activeManager;
};
} // End of llvm namespace
@ -700,6 +749,9 @@ Pass *PMTopLevelManager::findAnalysisPass(AnalysisID AID) {
// Print passes managed by this top level manager.
void PMTopLevelManager::dumpPasses() const {
if (PassDebugging_New < Structure)
return;
// Print out the immutable passes
for (unsigned i = 0, e = ImmutablePasses.size(); i != e; ++i) {
ImmutablePasses[i]->dumpPassStructure(0);
@ -972,12 +1024,12 @@ Pass *AnalysisResolver_New::getAnalysisToUpdate(AnalysisID ID, bool dir) const {
}
//===----------------------------------------------------------------------===//
// BasicBlockPassManager implementation
// BBPassManager implementation
/// Add pass P into PassVector and return true. If this pass is not
/// manageable by this manager then return false.
bool
BasicBlockPassManager::addPass(Pass *P) {
BBPassManager::addPass(Pass *P) {
BasicBlockPass *BP = dynamic_cast<BasicBlockPass*>(P);
if (!BP)
@ -997,7 +1049,7 @@ BasicBlockPassManager::addPass(Pass *P) {
/// runOnBasicBlock method. Keep track of whether any of the passes modifies
/// the function, and if so, return true.
bool
BasicBlockPassManager::runOnFunction(Function &F) {
BBPassManager::runOnFunction(Function &F) {
if (F.isExternal())
return false;
@ -1036,7 +1088,7 @@ BasicBlockPassManager::runOnFunction(Function &F) {
}
// Implement doInitialization and doFinalization
inline bool BasicBlockPassManager::doInitialization(Module &M) {
inline bool BBPassManager::doInitialization(Module &M) {
bool Changed = false;
for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) {
@ -1047,7 +1099,7 @@ inline bool BasicBlockPassManager::doInitialization(Module &M) {
return Changed;
}
inline bool BasicBlockPassManager::doFinalization(Module &M) {
inline bool BBPassManager::doFinalization(Module &M) {
bool Changed = false;
for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) {
@ -1058,7 +1110,7 @@ inline bool BasicBlockPassManager::doFinalization(Module &M) {
return Changed;
}
inline bool BasicBlockPassManager::doInitialization(Function &F) {
inline bool BBPassManager::doInitialization(Function &F) {
bool Changed = false;
for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) {
@ -1069,7 +1121,7 @@ inline bool BasicBlockPassManager::doInitialization(Function &F) {
return Changed;
}
inline bool BasicBlockPassManager::doFinalization(Function &F) {
inline bool BBPassManager::doFinalization(Function &F) {
bool Changed = false;
for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) {
@ -1086,7 +1138,7 @@ inline bool BasicBlockPassManager::doFinalization(Function &F) {
/// Create new Function pass manager
FunctionPassManager::FunctionPassManager(ModuleProvider *P) {
FPM = new FunctionPassManagerImpl_New(0);
FPM = new FunctionPassManagerImpl(0);
// FPM is the top level manager.
FPM->setTopLevelManager(FPM);
@ -1094,7 +1146,6 @@ FunctionPassManager::FunctionPassManager(ModuleProvider *P) {
AnalysisResolver_New *AR = new AnalysisResolver_New(*PMD);
FPM->setResolver(AR);
FPM->addPassManager(FPM);
MP = P;
}
@ -1145,15 +1196,78 @@ bool FunctionPassManager::doFinalization() {
}
//===----------------------------------------------------------------------===//
// FunctionPassManagerImpl_New implementation
// FunctionPassManagerImpl implementation
//
/// Add P into active pass manager or use new module pass manager to
/// manage it.
bool FunctionPassManagerImpl::addPass(Pass *P) {
if (!activeManager || !activeManager->addPass(P)) {
activeManager = new FPPassManager(getDepth() + 1);
// Inherit top level manager
activeManager->setTopLevelManager(this->getTopLevelManager());
// This top level manager is going to manage activeManager.
// Set up analysis resolver to connect them.
AnalysisResolver_New *AR = new AnalysisResolver_New(*this);
activeManager->setResolver(AR);
addPassManager(activeManager);
return activeManager->addPass(P);
}
return true;
}
inline bool FunctionPassManagerImpl::doInitialization(Module &M) {
bool Changed = false;
for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) {
FPPassManager *FP = getContainedManager(Index);
Changed |= FP->doInitialization(M);
}
return Changed;
}
inline bool FunctionPassManagerImpl::doFinalization(Module &M) {
bool Changed = false;
for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) {
FPPassManager *FP = getContainedManager(Index);
Changed |= FP->doFinalization(M);
}
return Changed;
}
// Execute all the passes managed by this top level manager.
// Return true if any function is modified by a pass.
bool FunctionPassManagerImpl::run(Function &F) {
bool Changed = false;
TimingInfo::createTheTimeInfo();
dumpArguments();
dumpPasses();
for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) {
FPPassManager *FP = getContainedManager(Index);
Changed |= FP->runOnFunction(F);
}
return Changed;
}
//===----------------------------------------------------------------------===//
// FPPassManager implementation
/// Add pass P into the pass manager queue. If P is a BasicBlockPass then
/// either use it into active basic block pass manager or create new basic
/// block pass manager to handle pass P.
bool
FunctionPassManagerImpl_New::addPass(Pass *P) {
FPPassManager::addPass(Pass *P) {
// If P is a BasicBlockPass then use BasicBlockPassManager.
// If P is a BasicBlockPass then use BBPassManager.
if (BasicBlockPass *BP = dynamic_cast<BasicBlockPass*>(P)) {
if (!activeBBPassManager || !activeBBPassManager->addPass(BP)) {
@ -1163,8 +1277,7 @@ FunctionPassManagerImpl_New::addPass(Pass *P) {
activeBBPassManager->initializeAnalysisInfo();
// Create and add new manager
activeBBPassManager =
new BasicBlockPassManager(getDepth() + 1);
activeBBPassManager = new BBPassManager(getDepth() + 1);
// Inherit top level manager
activeBBPassManager->setTopLevelManager(this->getTopLevelManager());
@ -1187,7 +1300,6 @@ FunctionPassManagerImpl_New::addPass(Pass *P) {
}
return true;
}
@ -1214,21 +1326,7 @@ FunctionPassManagerImpl_New::addPass(Pass *P) {
/// Execute all of the passes scheduled for execution by invoking
/// runOnFunction method. Keep track of whether any of the passes modifies
/// the function, and if so, return true.
bool FunctionPassManagerImpl_New::runOnModule(Module &M) {
bool Changed = doInitialization(M);
initializeAnalysisInfo();
for (Module::iterator I = M.begin(), E = M.end(); I != E; ++I)
this->runOnFunction(*I);
return Changed |= doFinalization(M);
}
/// Execute all of the passes scheduled for execution by invoking
/// runOnFunction method. Keep track of whether any of the passes modifies
/// the function, and if so, return true.
bool FunctionPassManagerImpl_New::runOnFunction(Function &F) {
bool FPPassManager::runOnFunction(Function &F) {
bool Changed = false;
@ -1267,8 +1365,18 @@ bool FunctionPassManagerImpl_New::runOnFunction(Function &F) {
return Changed;
}
bool FPPassManager::runOnModule(Module &M) {
inline bool FunctionPassManagerImpl_New::doInitialization(Module &M) {
bool Changed = doInitialization(M);
initializeAnalysisInfo();
for(Module::iterator I = M.begin(), E = M.end(); I != E; ++I)
this->runOnFunction(*I);
return Changed |= doFinalization(M);
}
inline bool FPPassManager::doInitialization(Module &M) {
bool Changed = false;
for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) {
@ -1279,7 +1387,7 @@ inline bool FunctionPassManagerImpl_New::doInitialization(Module &M) {
return Changed;
}
inline bool FunctionPassManagerImpl_New::doFinalization(Module &M) {
inline bool FPPassManager::doFinalization(Module &M) {
bool Changed = false;
for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) {
@ -1290,28 +1398,14 @@ inline bool FunctionPassManagerImpl_New::doFinalization(Module &M) {
return Changed;
}
// Execute all the passes managed by this top level manager.
// Return true if any function is modified by a pass.
bool FunctionPassManagerImpl_New::run(Function &F) {
bool Changed = false;
for (std::vector<Pass *>::iterator I = passManagersBegin(),
E = passManagersEnd(); I != E; ++I) {
FunctionPassManagerImpl_New *FP =
dynamic_cast<FunctionPassManagerImpl_New *>(*I);
Changed |= FP->runOnFunction(F);
}
return Changed;
}
//===----------------------------------------------------------------------===//
// ModulePassManager implementation
// MPPassManager implementation
/// Add P into pass vector if it is manageble. If P is a FunctionPass
/// then use FunctionPassManagerImpl_New to manage it. Return false if P
/// then use FPPassManager to manage it. Return false if P
/// is not manageable by this manager.
bool
ModulePassManager::addPass(Pass *P) {
MPPassManager::addPass(Pass *P) {
// If P is FunctionPass then use function pass maanager.
if (FunctionPass *FP = dynamic_cast<FunctionPass*>(P)) {
@ -1324,7 +1418,7 @@ ModulePassManager::addPass(Pass *P) {
// Create and add new manager
activeFunctionPassManager =
new FunctionPassManagerImpl_New(getDepth() + 1);
new FPPassManager(getDepth() + 1);
// Add new manager into current manager's list
addPassToManager(activeFunctionPassManager, false);
@ -1377,7 +1471,7 @@ ModulePassManager::addPass(Pass *P) {
/// runOnModule method. Keep track of whether any of the passes modifies
/// the module, and if so, return true.
bool
ModulePassManager::runOnModule(Module &M) {
MPPassManager::runOnModule(Module &M) {
bool Changed = false;
initializeAnalysisInfo();
@ -1416,10 +1510,10 @@ ModulePassManager::runOnModule(Module &M) {
//
/// Add P into active pass manager or use new module pass manager to
/// manage it.
bool PassManagerImpl_New::addPass(Pass *P) {
bool PassManagerImpl::addPass(Pass *P) {
if (!activeManager || !activeManager->addPass(P)) {
activeManager = new ModulePassManager(getDepth() + 1);
activeManager = new MPPassManager(getDepth() + 1);
// Inherit top level manager
activeManager->setTopLevelManager(this->getTopLevelManager());
@ -1436,19 +1530,17 @@ bool PassManagerImpl_New::addPass(Pass *P) {
/// run - Execute all of the passes scheduled for execution. Keep track of
/// whether any of the passes modifies the module, and if so, return true.
bool PassManagerImpl_New::run(Module &M) {
bool PassManagerImpl::run(Module &M) {
bool Changed = false;
TimingInfo::createTheTimeInfo();
dumpArguments();
if (PassDebugging_New >= Structure)
dumpPasses();
dumpPasses();
for (std::vector<Pass *>::iterator I = passManagersBegin(),
E = passManagersEnd(); I != E; ++I) {
ModulePassManager *MP = dynamic_cast<ModulePassManager *>(*I);
for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) {
MPPassManager *MP = getContainedManager(Index);
Changed |= MP->runOnModule(M);
}
return Changed;
@ -1459,7 +1551,7 @@ bool PassManagerImpl_New::run(Module &M) {
/// Create new pass manager
PassManager::PassManager() {
PM = new PassManagerImpl_New(0);
PM = new PassManagerImpl(0);
// PM is the top level manager
PM->setTopLevelManager(PM);
}