public final class ZeroExtendNode extends IntegerConvertNode<ArithmeticOpTable.IntegerConvertOp.ZeroExtend,ArithmeticOpTable.IntegerConvertOp.Narrow>
ZeroExtendNode
converts an integer to a wider integer using zero extension.IntegerConvertNode.SerializableIntegerConvertFunction<T>
Node.ConstantNodeParameter, Node.InjectedNodeParameter, Node.Input, Node.NodeIntrinsic, Node.OptionalInput, Node.Successor, Node.ValueNumberable
Canonicalizable.Binary<T extends Node>, Canonicalizable.BinaryCommutative<T extends Node>, Canonicalizable.Unary<T extends Node>
Modifier and Type | Field and Description |
---|---|
static NodeClass<ZeroExtendNode> |
TYPE |
getOp, getReverseOp, inputBits, resultBits
NODE_LIST, NOT_ITERABLE, USE_UNSAFE_TO_CLONE, WithAllEdges, WithNoEdges, WithOnlyInputEdges, WithOnlySucessorEdges
Constructor and Description |
---|
ZeroExtendNode(ValueNode input,
int resultBits) |
ZeroExtendNode(ValueNode input,
int inputBits,
int resultBits) |
Modifier and Type | Method and Description |
---|---|
ValueNode |
canonical(CanonicalizerTool tool,
ValueNode forValue) |
static ValueNode |
create(ValueNode input,
int resultBits) |
static ValueNode |
create(ValueNode input,
int inputBits,
int resultBits) |
void |
generate(NodeValueMap nodeValueMap,
ArithmeticLIRGenerator gen) |
boolean |
isLossless()
Check whether a conversion is lossless.
|
boolean |
preservesOrder(Condition cond)
Check whether a conversion preserves comparison order.
|
convert, convert, convert, convert, convertUnsigned, findSynonym, getInputBits, getOp, getResultBits, inferStamp, reverse
asNode
asConstant, asJavaConstant, getKind, graph, isAllowedUsageType, isConstant, isConstantPredicate, isNullConstant, setStamp, stamp, updateStamp
acceptInputs, acceptSuccessors, afterClone, assertFalse, assertTrue, cfgPredecessors, cfgSuccessors, clearInputs, clearSuccessors, copyWithInputs, copyWithInputs, equals, fail, formatTo, getDebugProperties, getDebugProperties, getId, getNodeClass, getUsageAt, getUsageCount, hashCode, hasNoUsages, hasUsages, inputs, isAlive, isDeleted, markDeleted, modCount, newIdentityMap, newIdentityMap, newIdentityMap, newMap, newMap, newMap, newSet, newSet, predecessor, pushInputs, removeUsage, replaceAndDelete, replaceAtMatchingUsages, replaceAtPredecessor, replaceAtUsages, replaceAtUsages, replaceAtUsages, replaceFirstInput, replaceFirstSuccessor, safeDelete, simplify, successors, toString, toString, updatePredecessor, updateUsages, updateUsagesInterface, usages, valueEquals, verify, verifyEdges, verifyInputs
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
asNode, getValue, preservesOrder
canonical
public static final NodeClass<ZeroExtendNode> TYPE
public ZeroExtendNode(ValueNode input, int resultBits)
public ZeroExtendNode(ValueNode input, int inputBits, int resultBits)
public boolean isLossless()
ConvertNode
public boolean preservesOrder(Condition cond)
ConvertNode
cond
- a comparison operatorpublic ValueNode canonical(CanonicalizerTool tool, ValueNode forValue)
canonical
in interface Canonicalizable.Unary<ValueNode>
canonical
in class IntegerConvertNode<ArithmeticOpTable.IntegerConvertOp.ZeroExtend,ArithmeticOpTable.IntegerConvertOp.Narrow>
public void generate(NodeValueMap nodeValueMap, ArithmeticLIRGenerator gen)