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/OpenJDK 25

Interface ConstantInstruction.IntrinsicConstantInstruction

All Superinterfaces:
ClassFileElement, CodeElement, ConstantInstruction, Instruction
Enclosing interface:
ConstantInstruction
public static sealed interface ConstantInstruction.IntrinsicConstantInstruction extends ConstantInstruction
Models an "intrinsic constant" instruction, which encodes the constant value in its opcode. Examples include aconst_null and iconst_0.

An intrinsic constant instruction is composite: 

IntrinsicConstantInstruction(Opcode opcode)
where:
opcode
Must be of the constant kind and have a fixed size of 1.
Since:
24
See Also:

Nested Class Summary

Nested classes/interfaces declared in interface ConstantInstruction

ConstantInstruction.ArgumentConstantInstruction, ConstantInstruction.IntrinsicConstantInstruction, ConstantInstruction.LoadConstantInstruction

Method Summary

Modifier and Type Method Description
default TypeKind typeKind()
Returns the computational type of the constant.

Methods declared in interface ConstantInstruction

constantValue

Methods declared in interface Instruction

opcode, sizeInBytes

Method Details

typeKind

default TypeKind typeKind()
Description copied from interface: ConstantInstruction
Returns the computational type of the constant. This is derived from the constantValue.
Specified by:
typeKind in interface ConstantInstruction
Returns:
the computational type of the constant

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Documentation extracted from Debian's OpenJDK Development Kit package.
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https://docs.oracle.com/en/java/javase/25/docs/api/java.base/java/lang/classfile/instruction/ConstantInstruction.IntrinsicConstantInstruction.html