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Remove dead code. 

llvm-svn: 33121
This commit is contained in:
Devang Patel 2007-01-12 17:23:48 +00:00
parent b9e5d10cf7
commit 0f08004ac0
1 changed files with 26 additions and 225 deletions
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251
llvm/lib/VMCore/PassManager.cpp
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@ -335,9 +335,6 @@ class VISIBILITY_HIDDEN BBPassManager : public PMDataManager,
public:
BBPassManager(int Depth) : PMDataManager(Depth) { }
/// Add a pass into a passmanager 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 runOnFunction(Function &F);
@ -384,12 +381,7 @@ public:
class FPPassManager : public ModulePass, public PMDataManager {
public:
FPPassManager(int Depth) : PMDataManager(Depth) {
activeBBPassManager = NULL;
}
/// Add a pass into a passmanager queue.
bool addPass(Pass *p);
FPPassManager(int Depth) : PMDataManager(Depth) { }
/// 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.
@ -428,9 +420,6 @@ public:
virtual PassManagerType getPassManagerType() {
return PMT_FunctionPassManager;
}
private:
// Active Pass Manager
BBPassManager *activeBBPassManager;
};
//===----------------------------------------------------------------------===//
@ -442,9 +431,7 @@ class FunctionPassManagerImpl : public Pass,
public PMTopLevelManager {
public:
FunctionPassManagerImpl(int Depth) : PMDataManager(Depth) {
activeManager = NULL;
}
FunctionPassManagerImpl(int Depth) : PMDataManager(Depth) { }
/// 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
@ -482,9 +469,17 @@ public:
initializeAnalysisImpl(P);
addImmutablePass(IP);
recordAvailableAnalysis(IP);
} else {
// Assign manager
if (activeStack.empty()) {
FPPassManager *FPP = new FPPassManager(getDepth() + 1);
FPP->setTopLevelManager(this->getTopLevelManager());
addPassManager(FPP);
activeStack.push(FPP);
}
P->assignPassManager(activeStack);
}
else
addPass(P);
}
FPPassManager *getContainedManager(unsigned N) {
@ -493,13 +488,6 @@ public:
return FP;
}
/// Add a pass into a passmanager queue.
bool addPass(Pass *p);
private:
// Active Pass Manager
FPPassManager *activeManager;
};
//===----------------------------------------------------------------------===//
@ -511,12 +499,7 @@ private:
class MPPassManager : public Pass, public PMDataManager {
public:
MPPassManager(int Depth) : PMDataManager(Depth) {
activeFunctionPassManager = NULL;
}
/// Add a pass into a passmanager queue.
bool addPass(Pass *p);
MPPassManager(int Depth) : PMDataManager(Depth) { }
/// 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.
@ -544,9 +527,6 @@ public:
}
virtual PassManagerType getPassManagerType() { return PMT_ModulePassManager; }
private:
// Active Pass Manager
FPPassManager *activeFunctionPassManager;
};
//===----------------------------------------------------------------------===//
@ -559,9 +539,7 @@ class PassManagerImpl : public Pass,
public:
PassManagerImpl(int Depth) : PMDataManager(Depth) {
activeManager = NULL;
}
PassManagerImpl(int Depth) : PMDataManager(Depth) { }
/// 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
@ -591,9 +569,19 @@ public:
initializeAnalysisImpl(P);
addImmutablePass(IP);
recordAvailableAnalysis(IP);
} else {
// Assign manager
if (activeStack.empty()) {
MPPassManager *MPP = new MPPassManager(getDepth() + 1);
MPP->setTopLevelManager(this->getTopLevelManager());
addPassManager(MPP);
activeStack.push(MPP);
}
P->assignPassManager(activeStack);
}
else
addPass(P);
}
MPPassManager *getContainedManager(unsigned N) {
@ -602,13 +590,6 @@ public:
return MP;
}
private:
/// Add a pass into a passmanager queue.
bool addPass(Pass *p);
// Active Pass Manager
MPPassManager *activeManager;
};
} // End of llvm namespace
@ -1053,25 +1034,6 @@ Pass *AnalysisResolver::getAnalysisToUpdate(AnalysisID ID, bool dir) const {
//===----------------------------------------------------------------------===//
// BBPassManager implementation
/// Add pass P into PassVector and return true. If this pass is not
/// manageable by this manager then return false.
bool
BBPassManager::addPass(Pass *P) {
BasicBlockPass *BP = dynamic_cast<BasicBlockPass*>(P);
if (!BP)
return false;
// If this pass does not preserve analysis that is used by other passes
// managed by this manager than it is not a suitable pass for this manager.
if (!manageablePass(P))
return false;
addPassToManager(BP);
return true;
}
/// Execute all of the passes scheduled for execution by invoking
/// runOnBasicBlock method. Keep track of whether any of the passes modifies
/// the function, and if so, return true.
@ -1217,22 +1179,6 @@ bool FunctionPassManager::doFinalization() {
//===----------------------------------------------------------------------===//
// FunctionPassManagerImpl implementation
//
/// Add P into active pass manager or use new module pass manager to
/// manage it.
bool FunctionPassManagerImpl::addPass(Pass *P) {
if (activeStack.empty()) {
FPPassManager *FPP = new FPPassManager(getDepth() + 1);
FPP->setTopLevelManager(this->getTopLevelManager());
addPassManager(FPP);
activeStack.push(FPP);
}
P->assignPassManager(activeStack);
return true;
}
inline bool FunctionPassManagerImpl::doInitialization(Module &M) {
bool Changed = false;
@ -1277,68 +1223,6 @@ bool FunctionPassManagerImpl::run(Function &F) {
//===----------------------------------------------------------------------===//
// 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
FPPassManager::addPass(Pass *P) {
// If P is a BasicBlockPass then use BBPassManager.
if (BasicBlockPass *BP = dynamic_cast<BasicBlockPass*>(P)) {
if (!activeBBPassManager || !activeBBPassManager->addPass(BP)) {
// If active manager exists then clear its analysis info.
if (activeBBPassManager)
activeBBPassManager->initializeAnalysisInfo();
// Create and add new manager
activeBBPassManager = new BBPassManager(getDepth() + 1);
// Inherit top level manager
activeBBPassManager->setTopLevelManager(this->getTopLevelManager());
// Add new manager into current manager's list.
addPassToManager(activeBBPassManager, false);
// Add new manager into top level manager's indirect passes list
PMDataManager *PMD = dynamic_cast<PMDataManager *>(activeBBPassManager);
assert (PMD && "Manager is not Pass Manager");
TPM->addIndirectPassManager(PMD);
// Add pass into new manager. This time it must succeed.
if (!activeBBPassManager->addPass(BP))
assert(0 && "Unable to add Pass");
// If activeBBPassManager transfered any Last Uses then handle them here.
std::vector<Pass *> &TLU = activeBBPassManager->getTransferredLastUses();
if (!TLU.empty())
TPM->setLastUser(TLU, this);
}
return true;
}
FunctionPass *FP = dynamic_cast<FunctionPass *>(P);
if (!FP)
return false;
// If this pass does not preserve analysis that is used by other passes
// managed by this manager than it is not a suitable pass for this manager.
if (!manageablePass(P))
return false;
addPassToManager (FP);
// If active manager exists then clear its analysis info.
if (activeBBPassManager) {
activeBBPassManager->initializeAnalysisInfo();
activeBBPassManager = NULL;
}
return true;
}
/// 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.
@ -1414,72 +1298,6 @@ inline bool FPPassManager::doFinalization(Module &M) {
//===----------------------------------------------------------------------===//
// MPPassManager implementation
/// Add P into pass vector if it is manageble. If P is a FunctionPass
/// then use FPPassManager to manage it. Return false if P
/// is not manageable by this manager.
bool
MPPassManager::addPass(Pass *P) {
// If P is FunctionPass then use function pass maanager.
if (FunctionPass *FP = dynamic_cast<FunctionPass*>(P)) {
if (!activeFunctionPassManager || !activeFunctionPassManager->addPass(P)) {
// If active manager exists then clear its analysis info.
if (activeFunctionPassManager)
activeFunctionPassManager->initializeAnalysisInfo();
// Create and add new manager
activeFunctionPassManager =
new FPPassManager(getDepth() + 1);
// Add new manager into current manager's list
addPassToManager(activeFunctionPassManager, false);
// Inherit top level manager
activeFunctionPassManager->setTopLevelManager(this->getTopLevelManager());
// Add new manager into top level manager's indirect passes list
PMDataManager *PMD =
dynamic_cast<PMDataManager *>(activeFunctionPassManager);
assert(PMD && "Manager is not Pass Manager");
TPM->addIndirectPassManager(PMD);
// Add pass into new manager. This time it must succeed.
if (!activeFunctionPassManager->addPass(FP))
assert(0 && "Unable to add pass");
// If activeFunctionPassManager transfered any Last Uses then
// handle them here.
std::vector<Pass *> &TLU =
activeFunctionPassManager->getTransferredLastUses();
if (!TLU.empty())
TPM->setLastUser(TLU, this);
}
return true;
}
ModulePass *MP = dynamic_cast<ModulePass *>(P);
if (!MP)
return false;
// If this pass does not preserve analysis that is used by other passes
// managed by this manager than it is not a suitable pass for this manager.
if (!manageablePass(P))
return false;
addPassToManager(MP);
// If active manager exists then clear its analysis info.
if (activeFunctionPassManager) {
activeFunctionPassManager->initializeAnalysisInfo();
activeFunctionPassManager = NULL;
}
return true;
}
/// Execute all of the passes scheduled for execution by invoking
/// runOnModule method. Keep track of whether any of the passes modifies
/// the module, and if so, return true.
@ -1520,23 +1338,6 @@ MPPassManager::runOnModule(Module &M) {
//===----------------------------------------------------------------------===//
// PassManagerImpl implementation
//
/// Add P into active pass manager or use new module pass manager to
/// manage it.
bool PassManagerImpl::addPass(Pass *P) {
if (activeStack.empty()) {
MPPassManager *MPP = new MPPassManager(getDepth() + 1);
MPP->setTopLevelManager(this->getTopLevelManager());
addPassManager(MPP);
activeStack.push(MPP);
}
P->assignPassManager(activeStack);
return true;
}
/// 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::run(Module &M) {