org.apache.commons.nabla.forward.analysis
Interface InstructionsTransformer

All Known Implementing Classes:

DAddTransformer, DcmpTransformer, DDivTransformer, DLoadTransformer, DMulTransformer, DNegTransformer, DRemTransformer, DReturnTransformer, DStoreTransformer, DSubTransformer, Dup2Transformer, Dup2X1Transformer, Dup2X2Transformer, InvokeStaticTransformer, NarrowingTransformer, Pop2Transformer, WideningTransformer

public interface InstructionsTransformer

Transformer for bytecode instructions.

Transformation is done by replacing a single instruction with a complete list.

Version:

$Id$

Field Summary

static org.objectweb.asm.Type

DS_TYPE Type for DerivativeStructure.

Method Summary

org.objectweb.asm.tree.InsnList

getReplacement(org.objectweb.asm.tree.AbstractInsnNode original, MethodDifferentiator methodDifferentiator) Get the replacement instructions.

Field Detail

DS_TYPE

static final org.objectweb.asm.Type DS_TYPE

Type for DerivativeStructure.

Method Detail

getReplacement

org.objectweb.asm.tree.InsnList getReplacement(org.objectweb.asm.tree.AbstractInsnNode original,
                                               MethodDifferentiator methodDifferentiator)
                                               throws DifferentiationException

Get the replacement instructions.

Parameters:

original - original instruction

methodDifferentiator - method differentiator driving this transformer

Returns:

replacement instructions

Throws:

DifferentiationException - if the method differentiator cannot provide a temporary variable