#include "llvm/CodeGen/RegisterUsageInfo.h"
Public Member Functions | |
| PhysicalRegisterUsageInfo () | |
| void | setTargetMachine (const LLVMTargetMachine &TM) |
| Set TargetMachine which is used to print analysis. More... | |
| bool | doInitialization (Module &M) override |
| doInitialization - Virtual method overridden by subclasses to do any necessary initialization before any pass is run. More... | |
| bool | doFinalization (Module &M) override |
| doFinalization - Virtual method overriden by subclasses to do any necessary clean up after all passes have run. More... | |
| void | storeUpdateRegUsageInfo (const Function &FP, ArrayRef< uint32_t > RegMask) |
| To store RegMask for given Function *. More... | |
| ArrayRef< uint32_t > | getRegUsageInfo (const Function &FP) |
| To query stored RegMask for given Function *, it will returns ane empty array if function is not known. More... | |
| void | print (raw_ostream &OS, const Module *M=nullptr) const override |
| print - Print out the internal state of the pass. More... | |
 Public Member Functions inherited from llvm::ImmutablePass | |
| ImmutablePass (char &pid) | |
| ~ImmutablePass () override | |
| virtual void | initializePass () |
| initializePass - This method may be overriden by immutable passes to allow them to perform various initialization actions they require. More... | |
| ImmutablePass * | getAsImmutablePass () override |
| bool | runOnModule (Module &) override |
| ImmutablePasses are never run. More... | |
| Public Member Functions inherited from llvm::ModulePass | |
| ModulePass (char &pid) | |
| ~ModulePass () override | |
| Pass * | createPrinterPass (raw_ostream &OS, const std::string &Banner) const override |
| createPrinterPass - Get a module printer pass. More... | |
| void | assignPassManager (PMStack &PMS, PassManagerType T) override |
| Find appropriate Module Pass Manager in the PM Stack and add self into that manager. More... | |
| PassManagerType | getPotentialPassManagerType () const override |
| Return what kind of Pass Manager can manage this pass. More... | |
| 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. More... | |
| AnalysisID | getPassID () const |
| getPassID - Return the PassID number that corresponds to this pass. More... | |
| void | dump () const |
| virtual void | preparePassManager (PMStack &) |
| Check if available pass managers are suitable for this pass or not. More... | |
| 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. More... | |
| 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. More... | |
| virtual void * | getAdjustedAnalysisPointer (AnalysisID ID) |
| getAdjustedAnalysisPointer - This method is used when a pass implements an analysis interface through multiple inheritance. More... | |
| virtual PMDataManager * | getAsPMDataManager () |
| virtual void | verifyAnalysis () const |
| verifyAnalysis() - This member can be implemented by a analysis pass to check state of analysis information. More... | |
| 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. More... | |
| bool | mustPreserveAnalysisID (char &AID) const |
| mustPreserveAnalysisID - This method serves the same function as getAnalysisIfAvailable, but works if you just have an AnalysisID. More... | |
| 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. More... | |
| template<typename AnalysisType > | |
| AnalysisType & | getAnalysis (Function &F) |
| getAnalysis<AnalysisType>() - This function is used by subclasses to get to the analysis information that they claim to use by overriding the getAnalysisUsage function. More... | |
| template<typename AnalysisType > | |
| AnalysisType & | getAnalysisID (AnalysisID PI) const |
| template<typename AnalysisType > | |
| AnalysisType & | getAnalysisID (AnalysisID PI, Function &F) |
Static Public Attributes | |
| static char | ID |
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::ModulePass | |
| bool | skipModule (Module &M) const |
| Optional passes call this function to check whether the pass should be skipped. More... | |
Detailed Description
Definition at line 34 of file RegisterUsageInfo.h.
Constructor & Destructor Documentation
◆ PhysicalRegisterUsageInfo()
|
inline |
Definition at line 38 of file RegisterUsageInfo.h.
References doFinalization(), doInitialization(), llvm::PassRegistry::getPassRegistry(), getRegUsageInfo(), llvm::initializePhysicalRegisterUsageInfoPass(), print(), setTargetMachine(), and storeUpdateRegUsageInfo().
Member Function Documentation
◆ doFinalization()
doFinalization - Virtual method overriden by subclasses to do any necessary clean up after all passes have run.
Reimplemented from llvm::Pass.
Definition at line 52 of file RegisterUsageInfo.cpp.
References DumpRegUsage, llvm::errs(), and print().
Referenced by PhysicalRegisterUsageInfo().
◆ doInitialization()
doInitialization - Virtual method overridden by subclasses to do any necessary initialization before any pass is run.
Reimplemented from llvm::Pass.
Definition at line 47 of file RegisterUsageInfo.cpp.
References llvm::Module::size().
Referenced by PhysicalRegisterUsageInfo().
◆ getRegUsageInfo()
To query stored RegMask for given Function *, it will returns ane empty array if function is not known.
Definition at line 66 of file RegisterUsageInfo.cpp.
Referenced by findCalledFunction(), and PhysicalRegisterUsageInfo().
◆ print()
|
overridevirtual |
print - Print out the internal state of the pass.
This is called by Analyze to print out the contents of an analysis. Otherwise it is not necessary to implement this method. Beware that the module pointer MAY be null. This automatically forwards to a virtual function that does not provide the Module* in case the analysis doesn't need it it can just be ignored.
Reimplemented from llvm::Pass.
Definition at line 73 of file RegisterUsageInfo.cpp.
References B, llvm::MachineOperand::clobbersPhysReg(), llvm::MCRegisterInfo::getNumRegs(), llvm::TargetSubtargetInfo::getRegisterInfo(), llvm::TargetMachine::getSubtarget(), llvm::printReg(), llvm::SmallVectorTemplateBase< T >::push_back(), llvm::sort(), and TRI.
Referenced by doFinalization(), and PhysicalRegisterUsageInfo().
◆ setTargetMachine()
| void llvm::PhysicalRegisterUsageInfo::setTargetMachine | ( | const LLVMTargetMachine & | TM | ) |
Set TargetMachine which is used to print analysis.
Referenced by llvm::createRegUsageInfoCollector(), and PhysicalRegisterUsageInfo().
◆ storeUpdateRegUsageInfo()
| void PhysicalRegisterUsageInfo::storeUpdateRegUsageInfo | ( | const Function & | FP, |
| ArrayRef< uint32_t > | RegMask | ||
| ) |
To store RegMask for given Function *.
Definition at line 60 of file RegisterUsageInfo.cpp.
Referenced by llvm::createRegUsageInfoCollector(), and PhysicalRegisterUsageInfo().
Member Data Documentation
◆ ID
|
static |
Definition at line 36 of file RegisterUsageInfo.h.
The documentation for this class was generated from the following files:
- include/llvm/CodeGen/RegisterUsageInfo.h
- lib/CodeGen/RegisterUsageInfo.cpp
