org.apache.commons.nabla.forward.arithmetic
Class DAddTransformer

java.lang.Object
  extended by org.apache.commons.nabla.forward.arithmetic.DAddTransformer
All Implemented Interfaces:
InstructionsTransformer

public class DAddTransformer
extends Object
implements InstructionsTransformer

Differentiation transformer for DADD instructions.

Version:
$Id$

Field Summary
 
Fields inherited from interface org.apache.commons.nabla.forward.analysis.InstructionsTransformer
DS_TYPE
 
Constructor Summary
DAddTransformer(boolean stack0Converted, boolean stack1Converted)
          Simple constructor.
 
Method Summary
 org.objectweb.asm.tree.InsnList getReplacement(org.objectweb.asm.tree.AbstractInsnNode insn, MethodDifferentiator methodDifferentiator)
          Get the replacement instructions.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

DAddTransformer

public DAddTransformer(boolean stack0Converted,
                       boolean stack1Converted)
Simple constructor.

Parameters:
stack0Converted - if true, the top level stack element has already been converted
stack1Converted - if true, the next to top level stack element has already been converted
Method Detail

getReplacement

public org.objectweb.asm.tree.InsnList getReplacement(org.objectweb.asm.tree.AbstractInsnNode insn,
                                                      MethodDifferentiator methodDifferentiator)
                                               throws DifferentiationException
Get the replacement instructions.

Specified by:
getReplacement in interface InstructionsTransformer
Parameters:
insn - original instruction
methodDifferentiator - method differentiator driving this transformer
Returns:
replacement instructions
Throws:
DifferentiationException - if the method differentiator cannot provide a temporary variable


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