LLVM: llvm::rdf::Liveness Struct Reference (original) (raw)

#include "[llvm/CodeGen/RDFLiveness.h](RDFLiveness%5F8h%5Fsource.html)"

Public Member Functions
Liveness (MachineRegisterInfo &mri, const DataFlowGraph &g)
NodeList getAllReachingDefs (RegisterRef RefRR, NodeAddr< RefNode * > RefA, bool TopShadows, bool FullChain, const RegisterAggr &DefRRs)
NodeList getAllReachingDefs (NodeAddr< RefNode * > RefA)
NodeList getAllReachingDefs (RegisterRef RefRR, NodeAddr< RefNode * > RefA)
NodeSet getAllReachedUses (RegisterRef RefRR, NodeAddr< DefNode * > DefA, const RegisterAggr &DefRRs)
NodeSet getAllReachedUses (RegisterRef RefRR, NodeAddr< DefNode * > DefA)
std::pair< NodeSet, bool > getAllReachingDefsRec (RegisterRef RefRR, NodeAddr< RefNode * > RefA, NodeSet &Visited, const NodeSet &Defs)
NodeAddr< RefNode * > getNearestAliasedRef (RegisterRef RefRR, NodeAddr< InstrNode * > IA)
Find the nearest ref node aliased to RefRR, going upwards in the data flow, starting from the instruction immediately preceding Inst.
LiveMapType & getLiveMap ()
const LiveMapType & getLiveMap () const
const RefMap & getRealUses (NodeId P) const
void computePhiInfo ()
void computeLiveIns ()
void resetLiveIns ()
void resetKills ()
void resetKills (MachineBasicBlock *B)
void trace (bool T)

Definition at line 55 of file RDFLiveness.h.

◆ LiveMapType

◆ NodeRef

◆ NodeRefSet

using llvm::rdf::Liveness::NodeRefSet = std::unordered_set<NodeRef>

◆ RefMap

◆ computeLiveIns()

void llvm::rdf::Liveness::computeLiveIns ( )

Definition at line 739 of file RDFLiveness.cpp.

References llvm::rdf::NodeAddr< T >::Addr, B(), llvm::SetVector< T, Vector, Set, N >::begin(), computePhiInfo(), D(), llvm::dbgs(), llvm::SetVector< T, Vector, Set, N >::end(), llvm::from_range, llvm::MachineFunction::front(), getAllReachingDefs(), I, llvm::rdf::RegisterRef::Id, llvm::MachineFunction::insert(), llvm::SetVector< T, Vector, Set, N >::insert(), llvm::SetVector< T, Vector, Set, N >::insert_range(), P, llvm::rdf::NodeAttrs::Phi, llvm::rdf::Print(), llvm::printMBBReference(), RA, llvm::SetVector< T, Vector, Set, N >::size(), llvm::sort(), T, and llvm::rdf::NodeAttrs::Use.

◆ computePhiInfo()

void llvm::rdf::Liveness::computePhiInfo ( )

Definition at line 460 of file RDFLiveness.cpp.

References A(), llvm::rdf::NodeAddr< T >::Addr, llvm::append_range(), assert(), Changed, llvm::rdf::RegisterAggr::clearIn(), D(), llvm::dbgs(), llvm::rdf::NodeAttrs::Dead, llvm::rdf::NodeAttrs::Def, F, getAllReachingDefs(), llvm::rdf::RegisterAggr::hasAliasOf(), llvm::rdf::RegisterAggr::hasCoverOf(), I, llvm::rdf::NodeAddr< T >::Id, llvm::rdf::RegisterAggr::insert(), llvm::SetVector< T, Vector, Set, N >::insert(), llvm::rdf::RegisterAggr::intersectWith(), IsDead, llvm::rdf::RegisterRef::Mask, P, llvm::rdf::NodeAttrs::Phi, llvm::rdf::NodeAttrs::PhiRef, llvm::rdf::Print(), llvm::SetVector< T, Vector, Set, N >::size(), T, llvm::rdf::NodeAttrs::Undef, llvm::rdf::NodeAttrs::Use, and Uses.

Referenced by computeLiveIns().

◆ getAllReachedUses() [1/2]

◆ getAllReachedUses() [2/2]

Definition at line 414 of file RDFLiveness.cpp.

References llvm::rdf::NodeAddr< T >::Addr, D(), llvm::rdf::NodeAttrs::Dead, getAllReachedUses(), llvm::rdf::RefNode::getSibling(), llvm::rdf::RegisterAggr::hasCoverOf(), llvm::rdf::RegisterAggr::insert(), IsDead, T, llvm::rdf::NodeAttrs::Undef, and Uses.

Referenced by getAllReachedUses(), and getAllReachedUses().

◆ getAllReachingDefs() [1/3]

◆ getAllReachingDefs() [2/3]

◆ getAllReachingDefs() [3/3]

Definition at line 104 of file RDFLiveness.cpp.

References A(), llvm::rdf::NodeAddr< T >::Addr, llvm::append_range(), assert(), B(), llvm::MachineBasicBlock::begin(), llvm::SmallSet< T, N, C >::count(), llvm::rdf::NodeAttrs::Dead, llvm::rdf::NodeAttrs::Def, llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT, BucketT >::end(), llvm::MachineBasicBlock::end(), llvm::erase_if(), llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT, BucketT >::find(), llvm::ilist_node_impl< OptionsT >::getIterator(), llvm::MachineInstr::getParent(), llvm::rdf::RegisterAggr::hasCoverOf(), llvm::rdf::NodeAddr< T >::Id, llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT, BucketT >::insert(), llvm::rdf::RegisterAggr::insert(), llvm::SetVector< T, Vector, Set, N >::insert(), llvm::SmallSet< T, N, C >::insert(), llvm::rdf::RegisterAggr::isCoverOf(), llvm_unreachable, MBB, N, llvm::rdf::NodeAttrs::Phi, llvm::rdf::NodeAttrs::PhiRef, llvm::rdf::NodeAttrs::Preserving, llvm::reverse(), llvm::SetVector< T, Vector, Set, N >::size(), llvm::sort(), llvm::rdf::NodeAttrs::Stmt, T, and llvm::rdf::NodeAttrs::Undef.

Referenced by computeLiveIns(), computePhiInfo(), getAllReachingDefs(), and getAllReachingDefs().

◆ getAllReachingDefsRec()

◆ getLiveMap() [1/2]

LiveMapType & llvm::rdf::Liveness::getLiveMap ( ) inline

◆ getLiveMap() [2/2]

const LiveMapType & llvm::rdf::Liveness::getLiveMap ( ) const inline

◆ getNearestAliasedRef()

Find the nearest ref node aliased to RefRR, going upwards in the data flow, starting from the instruction immediately preceding Inst.

Definition at line 357 of file RDFLiveness.cpp.

References llvm::rdf::NodeAddr< T >::Addr, B(), llvm::rdf::NodeAttrs::Clobbering, I, llvm::rdf::NodeAddr< T >::Id, llvm::make_range(), N, llvm::SmallVectorTemplateCommon< T, typename >::rbegin(), llvm::SmallVectorTemplateCommon< T, typename >::rend(), and T.

◆ getRealUses()

const RefMap & llvm::rdf::Liveness::getRealUses ( NodeId P) const inline

◆ resetKills() [1/2]

void llvm::rdf::Liveness::resetKills ( )

◆ resetKills() [2/2]

◆ resetLiveIns()

void llvm::rdf::Liveness::resetLiveIns ( )

◆ trace()

void llvm::rdf::Liveness::trace ( bool T) inline

The documentation for this struct was generated from the following files: