org.graalvm.compiler.nodes.calc

Interface NarrowableArithmeticNode

All Superinterfaces:

ArithmeticOperation, Node.IndirectCanonicalization

All Known Implementing Classes:

AbsNode, AddNode, AndNode, IntegerAddExactNode, IntegerMulExactNode, IntegerNegExactNode, IntegerSubExactNode, LeftShiftNode, MaxNode, MinMaxNode, MinNode, MulNode, NegateNode, NotNode, OrNode, RightShiftNode, ShiftNode, SubNode, UnsignedMaxNode, UnsignedMinNode, UnsignedRightShiftNode, XorNode

public interface NarrowableArithmeticNode
extends ArithmeticOperation

Marker interface for nodes where it is valid to apply a NarrowNode to its inputs and do a narrow operation instead of doing the wide operation and applying the NarrowNode to the result.

Method Summary

Modifier and Type	Method and Description
default boolean	isNarrowable(int resultBits) Check whether this operation can be narrowed to resultBits bit without loss of precision.

Methods inherited from interface org.graalvm.compiler.nodes.ArithmeticOperation

getArithmeticOp

Method Detail

isNarrowable

default boolean isNarrowable(int resultBits)

Check whether this operation can be narrowed to resultBits bit without loss of precision.

Parameters:

resultBits -