Package com.tonic.analysis.execution.dispatch

Class OpcodeDispatcher

java.lang.Object

com.tonic.analysis.execution.dispatch.OpcodeDispatcher

public final class OpcodeDispatcher
extends Object

Interpreter core that executes one bytecode instruction per call against a frame, deferring invokes, field access, and allocation to the dispatch context.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	OpcodeDispatcher.DispatchResult	Outcome of a dispatch step, directing the interpreter's next action.

Constructor Summary

Constructors

Constructor	Description
OpcodeDispatcher()

Method Summary

Modifier and Type	Method	Description
OpcodeDispatcher.DispatchResult	dispatch(StackFrame frame, DispatchContext context)	Executes the frame's current instruction, mutating its stack, locals, and PC.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

OpcodeDispatcher

public OpcodeDispatcher()

Method Detail

dispatch

public OpcodeDispatcher.DispatchResult dispatch(StackFrame frame,
                                                DispatchContext context)

Executes the frame's current instruction, mutating its stack, locals, and PC.

Parameters:

frame - the frame whose current instruction is executed

context - services for constant resolution and pending-operation handoff

Returns:

how the interpreter should proceed

Throws:

IllegalStateException - if no instruction exists at the frame's PC

UnsupportedOperationException - for jsr/ret or unimplemented opcodes