This class is used to form a handle around another node that is persistent and is updated across invocations of replaceAllUsesWith on its operand. More...
#include "llvm/CodeGen/SelectionDAGNodes.h"
Inheritance diagram for llvm::HandleSDNode:
Public Member Functions | |
| HandleSDNode (SDValue X) | |
| ~HandleSDNode () | |
| const SDValue & | getValue () const |
 Public Member Functions inherited from llvm::SDNode | |
| unsigned | getOpcode () const |
| Return the SelectionDAG opcode value for this node. | |
| bool | isTargetOpcode () const |
| Test if this node has a target-specific opcode (in the <target>ISD namespace). | |
| bool | isTargetStrictFPOpcode () const |
| Test if this node has a target-specific opcode that may raise FP exceptions (in the <target>ISD namespace and greater than FIRST_TARGET_STRICTFP_OPCODE). | |
| bool | isTargetMemoryOpcode () const |
| Test if this node has a target-specific memory-referencing opcode (in the <target>ISD namespace and greater than FIRST_TARGET_MEMORY_OPCODE). | |
| bool | isUndef () const |
| Return true if the type of the node type undefined. | |
| bool | isMemIntrinsic () const |
| Test if this node is a memory intrinsic (with valid pointer information). | |
| bool | isStrictFPOpcode () |
| Test if this node is a strict floating point pseudo-op. | |
| bool | isVPOpcode () const |
| Test if this node is a vector predication operation. | |
| bool | isMachineOpcode () const |
| Test if this node has a post-isel opcode, directly corresponding to a MachineInstr opcode. | |
| unsigned | getMachineOpcode () const |
| This may only be called if isMachineOpcode returns true. | |
| bool | getHasDebugValue () const |
| void | setHasDebugValue (bool b) |
| bool | isDivergent () const |
| bool | use_empty () const |
| Return true if there are no uses of this node. | |
| bool | hasOneUse () const |
| Return true if there is exactly one use of this node. | |
| size_t | use_size () const |
| Return the number of uses of this node. | |
| int | getNodeId () const |
| Return the unique node id. | |
| void | setNodeId (int Id) |
| Set unique node id. | |
| int | getCombinerWorklistIndex () const |
| Get worklist index for DAGCombiner. | |
| void | setCombinerWorklistIndex (int Index) |
| Set worklist index for DAGCombiner. | |
| unsigned | getIROrder () const |
| Return the node ordering. | |
| void | setIROrder (unsigned Order) |
| Set the node ordering. | |
| const DebugLoc & | getDebugLoc () const |
| Return the source location info. | |
| void | setDebugLoc (DebugLoc dl) |
| Set source location info. | |
| use_iterator | use_begin () const |
| Provide iteration support to walk over all uses of an SDNode. | |
| iterator_range< use_iterator > | uses () |
| iterator_range< use_iterator > | uses () const |
| bool | hasNUsesOfValue (unsigned NUses, unsigned Value) const |
| Return true if there are exactly NUSES uses of the indicated value. | |
| bool | hasAnyUseOfValue (unsigned Value) const |
| Return true if there are any use of the indicated value. | |
| bool | isOnlyUserOf (const SDNode *N) const |
| Return true if this node is the only use of N. | |
| bool | isOperandOf (const SDNode *N) const |
| Return true if this node is an operand of N. | |
| bool | isPredecessorOf (const SDNode *N) const |
| Return true if this node is a predecessor of N. | |
| bool | hasPredecessor (const SDNode *N) const |
| Return true if N is a predecessor of this node. | |
| unsigned | getNumOperands () const |
| Return the number of values used by this operation. | |
| uint64_t | getConstantOperandVal (unsigned Num) const |
| Helper method returns the integer value of a ConstantSDNode operand. | |
| uint64_t | getAsZExtVal () const |
| Helper method returns the zero-extended integer value of a ConstantSDNode. | |
| const APInt & | getConstantOperandAPInt (unsigned Num) const |
| Helper method returns the APInt of a ConstantSDNode operand. | |
| const APInt & | getAsAPIntVal () const |
| Helper method returns the APInt value of a ConstantSDNode. | |
| const SDValue & | getOperand (unsigned Num) const |
| op_iterator | op_begin () const |
| op_iterator | op_end () const |
| ArrayRef< SDUse > | ops () const |
| iterator_range< value_op_iterator > | op_values () const |
| SDVTList | getVTList () const |
| SDNode * | getGluedNode () const |
| If this node has a glue operand, return the node to which the glue operand points. | |
| SDNode * | getGluedUser () const |
| If this node has a glue value with a user, return the user (there is at most one). | |
| SDNodeFlags | getFlags () const |
| void | setFlags (SDNodeFlags NewFlags) |
| void | intersectFlagsWith (const SDNodeFlags Flags) |
| Clear any flags in this node that aren't also set in Flags. | |
| bool | hasPoisonGeneratingFlags () const |
| void | setCFIType (uint32_t Type) |
| uint32_t | getCFIType () const |
| unsigned | getNumValues () const |
| Return the number of values defined/returned by this operator. | |
| EVT | getValueType (unsigned ResNo) const |
| Return the type of a specified result. | |
| MVT | getSimpleValueType (unsigned ResNo) const |
| Return the type of a specified result as a simple type. | |
| TypeSize | getValueSizeInBits (unsigned ResNo) const |
| Returns MVT::getSizeInBits(getValueType(ResNo)). | |
| value_iterator | value_begin () const |
| value_iterator | value_end () const |
| iterator_range< value_iterator > | values () const |
| std::string | getOperationName (const SelectionDAG *G=nullptr) const |
| Return the opcode of this operation for printing. | |
| void | print_types (raw_ostream &OS, const SelectionDAG *G) const |
| void | print_details (raw_ostream &OS, const SelectionDAG *G) const |
| void | print (raw_ostream &OS, const SelectionDAG *G=nullptr) const |
| void | printr (raw_ostream &OS, const SelectionDAG *G=nullptr) const |
| void | printrFull (raw_ostream &O, const SelectionDAG *G=nullptr) const |
| Print a SelectionDAG node and all children down to the leaves. | |
| void | printrWithDepth (raw_ostream &O, const SelectionDAG *G=nullptr, unsigned depth=100) const |
| Print a SelectionDAG node and children up to depth "depth." The given SelectionDAG allows target-specific nodes to be printed in human-readable form. | |
| void | dump () const |
| Dump this node, for debugging. | |
| void | dumpr () const |
| Dump (recursively) this node and its use-def subgraph. | |
| void | dump (const SelectionDAG *G) const |
| Dump this node, for debugging. | |
| void | dumpr (const SelectionDAG *G) const |
| Dump (recursively) this node and its use-def subgraph. | |
| void | dumprFull (const SelectionDAG *G=nullptr) const |
| printrFull to dbgs(). | |
| void | dumprWithDepth (const SelectionDAG *G=nullptr, unsigned depth=100) const |
| printrWithDepth to dbgs(). | |
| void | Profile (FoldingSetNodeID &ID) const |
| Gather unique data for the node. | |
| void | addUse (SDUse &U) |
| This method should only be used by the SDUse class. | |
| Public Member Functions inherited from llvm::FoldingSetBase::Node | |
| Node ()=default | |
| void * | getNextInBucket () const |
| void | SetNextInBucket (void *N) |
| Public Member Functions inherited from llvm::ilist_node_impl< OptionsT > | |
| self_iterator | getIterator () |
| const_self_iterator | getIterator () const |
| reverse_self_iterator | getReverseIterator () |
| const_reverse_self_iterator | getReverseIterator () const |
| bool | isSentinel () const |
| Check whether this is the sentinel node. | |
| Public Member Functions inherited from llvm::ilist_detail::node_parent_access< ilist_node_impl< OptionsT >, OptionsT::parent_ty > | |
| const OptionsT::parent_ty * | getParent () const |
| OptionsT::parent_ty * | getParent () |
| void | setParent (OptionsT::parent_ty *Parent) |
Additional Inherited Members | |
| Public Types inherited from llvm::SDNode | |
| using | op_iterator = SDUse * |
| using | value_iterator = const EVT * |
| Static Public Member Functions inherited from llvm::SDNode | |
| static use_iterator | use_end () |
| static bool | hasPredecessorHelper (const SDNode *N, SmallPtrSetImpl< const SDNode * > &Visited, SmallVectorImpl< const SDNode * > &Worklist, unsigned int MaxSteps=0, bool TopologicalPrune=false) |
| Returns true if N is a predecessor of any node in Worklist. | |
| static bool | areOnlyUsersOf (ArrayRef< const SDNode * > Nodes, const SDNode *N) |
| Return true if all the users of N are contained in Nodes. | |
| static constexpr size_t | getMaxNumOperands () |
| Return the maximum number of operands that a SDNode can hold. | |
| static const char * | getIndexedModeName (ISD::MemIndexedMode AM) |
| Public Attributes inherited from llvm::SDNode | |
| uint16_t | PersistentId = 0xffff |
| Unique and persistent id per SDNode in the DAG. | |
| Protected Types inherited from llvm::SDNode | |
| enum | { NumSDNodeBits = 3 } |
| enum | { NumMemSDNodeBits = NumSDNodeBits + 4 } |
| enum | { NumLSBaseSDNodeBits = NumMemSDNodeBits + 3 } |
| Protected Types inherited from llvm::ilist_node_impl< OptionsT > | |
| using | self_iterator = typename ilist_select_iterator_type< OptionsT::has_iterator_bits, OptionsT, false, false >::type |
| using | const_self_iterator = typename ilist_select_iterator_type< OptionsT::has_iterator_bits, OptionsT, false, true >::type |
| using | reverse_self_iterator = typename ilist_select_iterator_type< OptionsT::has_iterator_bits, OptionsT, true, false >::type |
| using | const_reverse_self_iterator = typename ilist_select_iterator_type< OptionsT::has_iterator_bits, OptionsT, true, true >::type |
| Protected Member Functions inherited from llvm::SDNode | |
| SDNode (unsigned Opc, unsigned Order, DebugLoc dl, SDVTList VTs) | |
| Create an SDNode. | |
| void | DropOperands () |
| Release the operands and set this node to have zero operands. | |
| Protected Member Functions inherited from llvm::ilist_node_impl< OptionsT > | |
| ilist_node_impl ()=default | |
| Static Protected Member Functions inherited from llvm::SDNode | |
| static SDVTList | getSDVTList (EVT VT) |
| Protected Attributes inherited from llvm::SDNode | |
| union { | |
| char RawSDNodeBits [sizeof(uint16_t)] | |
| SDNodeBitfields SDNodeBits | |
| ConstantSDNodeBitfields ConstantSDNodeBits | |
| MemSDNodeBitfields MemSDNodeBits | |
| LSBaseSDNodeBitfields LSBaseSDNodeBits | |
| LoadSDNodeBitfields LoadSDNodeBits | |
| StoreSDNodeBitfields StoreSDNodeBits | |
| }; | |
Detailed Description
This class is used to form a handle around another node that is persistent and is updated across invocations of replaceAllUsesWith on its operand.
This node should be directly created by end-users and not added to the AllNodes list.
Definition at line 1292 of file SelectionDAGNodes.h.
Constructor & Destructor Documentation
◆ HandleSDNode()
|
inlineexplicit |
Definition at line 1296 of file SelectionDAGNodes.h.
References llvm::SDNode::PersistentId, and X.
◆ ~HandleSDNode()
| HandleSDNode::~HandleSDNode | ( | ) |
Definition at line 12131 of file SelectionDAG.cpp.
References llvm::SDNode::DropOperands().
Member Function Documentation
◆ getValue()
Definition at line 1313 of file SelectionDAGNodes.h.
Referenced by llvm::HexagonDAGToDAGISel::StoreInstrForLoadIntrinsic().
The documentation for this class was generated from the following files:
- include/llvm/CodeGen/SelectionDAGNodes.h
- lib/CodeGen/SelectionDAG/SelectionDAG.cpp
