#include "llvm/CodeGen/StackProtector.h"
Public Member Functions | |
| StackProtector () | |
| void | getAnalysisUsage (AnalysisUsage &AU) const override |
| getAnalysisUsage - This function should be overriden by passes that need analysis information to do their job. More... | |
| bool | shouldEmitSDCheck (const BasicBlock &BB) const |
| bool | runOnFunction (Function &Fn) override |
| runOnFunction - Virtual method overriden by subclasses to do the per-function processing of the pass. More... | |
| void | copyToMachineFrameInfo (MachineFrameInfo &MFI) const |
 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. More... | |
| 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. 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... | |
| virtual bool | doInitialization (Module &) |
| doInitialization - Virtual method overridden by subclasses to do any necessary initialization before any pass is run. More... | |
| virtual bool | doFinalization (Module &) |
| doFinalization - Virtual method overriden by subclasses to do any necessary clean up after all passes have run. More... | |
| virtual void | print (raw_ostream &OS, const Module *M) const |
| print - Print out the internal state of the 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 | 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 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. 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 = 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. More... | |
Detailed Description
Definition at line 38 of file StackProtector.h.
Constructor & Destructor Documentation
◆ StackProtector()
|
inline |
Definition at line 108 of file StackProtector.h.
References copyToMachineFrameInfo(), getAnalysisUsage(), llvm::PassRegistry::getPassRegistry(), llvm::initializeStackProtectorPass(), runOnFunction(), and shouldEmitSDCheck().
Member Function Documentation
◆ copyToMachineFrameInfo()
| void StackProtector::copyToMachineFrameInfo | ( | MachineFrameInfo & | MFI | ) | const |
Definition at line 523 of file StackProtector.cpp.
References E, llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT, BucketT >::empty(), llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT, BucketT >::end(), llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT, BucketT >::find(), llvm::MachineFrameInfo::getObjectAllocation(), llvm::MachineFrameInfo::getObjectIndexEnd(), I, llvm::MachineFrameInfo::isDeadObjectIndex(), and llvm::MachineFrameInfo::setObjectSSPLayout().
Referenced by StackProtector().
◆ getAnalysisUsage()
|
overridevirtual |
getAnalysisUsage - This function should be overriden by passes that need analysis information to do their job.
If a pass specifies that it uses a particular analysis result to this function, it can then use the getAnalysis<AnalysisType>() function, below.
Reimplemented from llvm::Pass.
Definition at line 73 of file StackProtector.cpp.
References llvm::AnalysisUsage::addPreserved(), and llvm::AnalysisUsage::addRequired().
Referenced by StackProtector().
◆ runOnFunction()
runOnFunction - Virtual method overriden by subclasses to do the per-function processing of the pass.
Implements llvm::FunctionPass.
Definition at line 78 of file StackProtector.cpp.
References llvm::classifyEHPersonality(), llvm::dyn_cast(), E, llvm::StructType::element_begin(), llvm::StructType::element_end(), GEP, llvm::StringRef::getAsInteger(), llvm::DominatorTreeWrapperPass::getDomTree(), llvm::Function::getFnAttribute(), llvm::GlobalValue::getParent(), llvm::Function::getPersonalityFn(), llvm::TargetMachine::getSubtargetImpl(), llvm::TargetSubtargetInfo::getTargetLowering(), llvm::TargetMachine::getTargetTriple(), llvm::Attribute::getValueAsString(), llvm::Function::hasPersonalityFn(), I, llvm::isFuncletEHPersonality(), llvm::Triple::isOSDarwin(), llvm::Attribute::isStringAttribute(), SI, llvm::ARM_MB::ST, and llvm::Value::users().
Referenced by StackProtector().
◆ shouldEmitSDCheck()
| bool StackProtector::shouldEmitSDCheck | ( | const BasicBlock & | BB | ) | const |
Definition at line 519 of file StackProtector.cpp.
References llvm::dyn_cast(), and llvm::BasicBlock::getTerminator().
Referenced by StackProtector().
Member Data Documentation
◆ ID
|
static |
Definition at line 106 of file StackProtector.h.
The documentation for this class was generated from the following files:
- include/llvm/CodeGen/StackProtector.h
- lib/CodeGen/StackProtector.cpp
