LLVM 20.0.0git
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The pass manager to schedule RegionPasses. More...
#include "llvm/Analysis/RegionPass.h"
Public Member Functions | |
RGPassManager () | |
bool | runOnFunction (Function &F) override |
Execute all of the passes scheduled for execution. | |
void | getAnalysisUsage (AnalysisUsage &Info) const override |
Pass Manager itself does not invalidate any analysis info. | |
StringRef | getPassName () const override |
getPassName - Return a nice clean name for a pass. | |
PMDataManager * | getAsPMDataManager () override |
Pass * | getAsPass () override |
void | dumpPassStructure (unsigned Offset) override |
Print passes managed by this manager. | |
Pass * | getContainedPass (unsigned N) |
Get passes contained by this manager. | |
PassManagerType | getPassManagerType () const override |
Public Member Functions inherited from llvm::FunctionPass | |
FunctionPass (char &pid) | |
Pass * | createPrinterPass (raw_ostream &OS, const std::string &Banner) const override |
createPrinterPass - Get a function printer pass. | |
virtual bool | runOnFunction (Function &F)=0 |
runOnFunction - Virtual method overriden by subclasses to do the per-function processing of the pass. | |
void | assignPassManager (PMStack &PMS, PassManagerType T) override |
Find appropriate Function Pass Manager or Call Graph Pass Manager in the PM Stack and add self into that manager. | |
PassManagerType | getPotentialPassManagerType () const override |
Return what kind of Pass Manager can manage this pass. | |
Public Member Functions inherited from llvm::Pass | |
Pass (PassKind K, char &pid) | |
Pass (const Pass &)=delete | |
Pass & | operator= (const Pass &)=delete |
virtual | ~Pass () |
PassKind | getPassKind () const |
virtual StringRef | getPassName () const |
getPassName - Return a nice clean name for a pass. | |
AnalysisID | getPassID () const |
getPassID - Return the PassID number that corresponds to this pass. | |
virtual bool | doInitialization (Module &) |
doInitialization - Virtual method overridden by subclasses to do any necessary initialization before any pass is run. | |
virtual bool | doFinalization (Module &) |
doFinalization - Virtual method overriden by subclasses to do any necessary clean up after all passes have run. | |
virtual void | print (raw_ostream &OS, const Module *M) const |
print - Print out the internal state of the pass. | |
void | dump () const |
virtual Pass * | createPrinterPass (raw_ostream &OS, const std::string &Banner) const =0 |
createPrinterPass - Get a Pass appropriate to print the IR this pass operates on (Module, Function or MachineFunction). | |
virtual void | assignPassManager (PMStack &, PassManagerType) |
Each pass is responsible for assigning a pass manager to itself. | |
virtual void | preparePassManager (PMStack &) |
Check if available pass managers are suitable for this pass or not. | |
virtual PassManagerType | getPotentialPassManagerType () const |
Return what kind of Pass Manager can manage this pass. | |
void | setResolver (AnalysisResolver *AR) |
AnalysisResolver * | getResolver () const |
virtual void | getAnalysisUsage (AnalysisUsage &) const |
getAnalysisUsage - This function should be overriden by passes that need analysis information to do their job. | |
virtual void | releaseMemory () |
releaseMemory() - This member can be implemented by a pass if it wants to be able to release its memory when it is no longer needed. | |
virtual void * | getAdjustedAnalysisPointer (AnalysisID ID) |
getAdjustedAnalysisPointer - This method is used when a pass implements an analysis interface through multiple inheritance. | |
virtual ImmutablePass * | getAsImmutablePass () |
virtual PMDataManager * | getAsPMDataManager () |
virtual void | verifyAnalysis () const |
verifyAnalysis() - This member can be implemented by a analysis pass to check state of analysis information. | |
virtual void | dumpPassStructure (unsigned Offset=0) |
template<typename AnalysisType > | |
AnalysisType * | getAnalysisIfAvailable () const |
getAnalysisIfAvailable<AnalysisType>() - Subclasses use this function to get analysis information that might be around, for example to update it. | |
bool | mustPreserveAnalysisID (char &AID) const |
mustPreserveAnalysisID - This method serves the same function as getAnalysisIfAvailable, but works if you just have an AnalysisID. | |
template<typename AnalysisType > | |
AnalysisType & | getAnalysis () const |
getAnalysis<AnalysisType>() - This function is used by subclasses to get to the analysis information that they claim to use by overriding the getAnalysisUsage function. | |
template<typename AnalysisType > | |
AnalysisType & | getAnalysis (Function &F, bool *Changed=nullptr) |
getAnalysis<AnalysisType>() - This function is used by subclasses to get to the analysis information that they claim to use by overriding the getAnalysisUsage function. | |
template<typename AnalysisType > | |
AnalysisType & | getAnalysisID (AnalysisID PI) const |
template<typename AnalysisType > | |
AnalysisType & | getAnalysisID (AnalysisID PI, Function &F, bool *Changed=nullptr) |
Public Member Functions inherited from llvm::PMDataManager | |
PMDataManager () | |
virtual | ~PMDataManager () |
virtual Pass * | getAsPass ()=0 |
void | recordAvailableAnalysis (Pass *P) |
Augment AvailableAnalysis by adding analysis made available by pass P. | |
void | verifyPreservedAnalysis (Pass *P) |
verifyPreservedAnalysis – Verify analysis presreved by pass P. | |
void | removeNotPreservedAnalysis (Pass *P) |
Remove Analysis that is not preserved by the pass. | |
void | removeDeadPasses (Pass *P, StringRef Msg, enum PassDebuggingString) |
Remove dead passes used by P. | |
void | freePass (Pass *P, StringRef Msg, enum PassDebuggingString) |
Remove P. | |
void | add (Pass *P, bool ProcessAnalysis=true) |
Add pass P into the PassVector. | |
virtual void | addLowerLevelRequiredPass (Pass *P, Pass *RequiredPass) |
Add RequiredPass into list of lower level passes required by pass P. | |
virtual std::tuple< Pass *, bool > | getOnTheFlyPass (Pass *P, AnalysisID PI, Function &F) |
void | initializeAnalysisInfo () |
Initialize available analysis information. | |
bool | preserveHigherLevelAnalysis (Pass *P) |
void | collectRequiredAndUsedAnalyses (SmallVectorImpl< Pass * > &UsedPasses, SmallVectorImpl< AnalysisID > &ReqPassNotAvailable, Pass *P) |
Populate UsedPasses with analysis pass that are used or required by pass P and are available. | |
void | initializeAnalysisImpl (Pass *P) |
All Required analyses should be available to the pass as it runs! Here we fill in the AnalysisImpls member of the pass so that it can successfully use the getAnalysis() method to retrieve the implementations it needs. | |
Pass * | findAnalysisPass (AnalysisID AID, bool Direction) |
Find the pass that implements Analysis AID. | |
PMTopLevelManager * | getTopLevelManager () |
void | setTopLevelManager (PMTopLevelManager *T) |
unsigned | getDepth () const |
void | setDepth (unsigned newDepth) |
void | dumpLastUses (Pass *P, unsigned Offset) const |
void | dumpPassArguments () const |
void | dumpPassInfo (Pass *P, enum PassDebuggingString S1, enum PassDebuggingString S2, StringRef Msg) |
void | dumpRequiredSet (const Pass *P) const |
void | dumpPreservedSet (const Pass *P) const |
void | dumpUsedSet (const Pass *P) const |
unsigned | getNumContainedPasses () const |
virtual PassManagerType | getPassManagerType () const |
DenseMap< AnalysisID, Pass * > * | getAvailableAnalysis () |
void | populateInheritedAnalysis (PMStack &PMS) |
unsigned | initSizeRemarkInfo (Module &M, StringMap< std::pair< unsigned, unsigned > > &FunctionToInstrCount) |
Set the initial size of the module if the user has specified that they want remarks for size. | |
void | emitInstrCountChangedRemark (Pass *P, Module &M, int64_t Delta, unsigned CountBefore, StringMap< std::pair< unsigned, unsigned > > &FunctionToInstrCount, Function *F=nullptr) |
Emit a remark signifying that the number of IR instructions in the module changed. | |
Static Public Attributes | |
static char | ID = 0 |
Additional Inherited Members | |
Static Public Member Functions inherited from llvm::Pass | |
static const PassInfo * | lookupPassInfo (const void *TI) |
static const PassInfo * | lookupPassInfo (StringRef Arg) |
static Pass * | createPass (AnalysisID ID) |
Protected Member Functions inherited from llvm::FunctionPass | |
bool | skipFunction (const Function &F) const |
Optional passes call this function to check whether the pass should be skipped. | |
Protected Member Functions inherited from llvm::PMDataManager | |
bool | isPassDebuggingExecutionsOrMore () const |
isPassDebuggingExecutionsOrMore - Return true if -debug-pass=Executions or higher is specified. | |
Protected Attributes inherited from llvm::PMDataManager | |
PMTopLevelManager * | TPM = nullptr |
SmallVector< Pass *, 16 > | PassVector |
DenseMap< AnalysisID, Pass * > * | InheritedAnalysis [PMT_Last] |
The pass manager to schedule RegionPasses.
Definition at line 87 of file RegionPass.h.
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explicit |
Definition at line 35 of file RegionPass.cpp.
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overridevirtual |
Print passes managed by this manager.
Reimplemented from llvm::Pass.
Definition at line 165 of file RegionPass.cpp.
References llvm::PMDataManager::dumpLastUses(), llvm::errs(), getContainedPass(), llvm::PMDataManager::getNumContainedPasses(), llvm::raw_ostream::indent(), llvm::Offset, and P.
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overridevirtual |
Pass Manager itself does not invalidate any analysis info.
RGPassManager needs RegionInfo.
Reimplemented from llvm::Pass.
Definition at line 48 of file RegionPass.cpp.
References Info.
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inlineoverridevirtual |
Implements llvm::PMDataManager.
Definition at line 108 of file RegionPass.h.
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inlineoverridevirtual |
Reimplemented from llvm::Pass.
Definition at line 107 of file RegionPass.h.
Get passes contained by this manager.
Definition at line 114 of file RegionPass.h.
References assert(), FP, N, and llvm::PMDataManager::PassVector.
Referenced by dumpPassStructure(), and runOnFunction().
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inlineoverridevirtual |
Reimplemented from llvm::PMDataManager.
Definition at line 120 of file RegionPass.h.
References llvm::PMT_RegionPassManager.
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inlineoverridevirtual |
getPassName - Return a nice clean name for a pass.
This usually implemented in terms of the name that is registered by one of the Registration templates, but can be overloaded directly.
Reimplemented from llvm::Pass.
Definition at line 105 of file RegionPass.h.
Execute all of the passes scheduled for execution.
run - Execute all of the passes scheduled for execution.
Keep track of whether any of the passes modifies the function, and if so, return true.
Implements llvm::FunctionPass.
Definition at line 55 of file RegionPass.cpp.
References llvm::PMTopLevelManager::activeStack, addRegionIntoQueue(), llvm::RegionInfoBase< Tr >::clearNodeCache(), llvm::dbgs(), llvm::RegionInfoBase< Tr >::dump(), llvm::PMDataManager::dumpPassInfo(), llvm::PMDataManager::dumpPreservedSet(), llvm::PMDataManager::dumpRequiredSet(), llvm::errs(), llvm::EXECUTION_MSG, F, getContainedPass(), llvm::RegionBase< Tr >::getEntry(), llvm::RegionBase< Tr >::getNameStr(), llvm::PMDataManager::getNumContainedPasses(), llvm::getPassTimer(), llvm::RegionInfoBase< Tr >::getTopLevelRegion(), llvm::PMDataManager::initializeAnalysisImpl(), llvm::PMDataManager::isPassDebuggingExecutionsOrMore(), LLVM_DEBUG, llvm_unreachable, llvm::MODIFICATION_MSG, llvm::ON_REGION_MSG, P, llvm::PMDataManager::populateInheritedAnalysis(), llvm::PMDataManager::recordAvailableAnalysis(), llvm::PMDataManager::removeDeadPasses(), llvm::PMDataManager::removeNotPreservedAnalysis(), llvm::PMDataManager::TPM, llvm::PMDataManager::verifyPreservedAnalysis(), llvm::RegionBase< Tr >::verifyRegion(), and X.
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static |
Definition at line 93 of file RegionPass.h.