cfg
Class LoadVarInst

java.lang.Object
  extended by cfg.TACInst
      extended by cfg.LoadInst
          extended by cfg.LoadVarInst

public class LoadVarInst
extends LoadInst

A class representing a three-address code load variable (move) instruction (LoadVarInst). A load variable instruction consists of a destination variable and a source variable (inherited from LoadInst). From TACInst it also inherits an opcode (LDVAR).

Author:
Marc Corliss and Lori Pietraszek

Field Summary
 
Fields inherited from class cfg.LoadInst
destination, source
 
Fields inherited from class cfg.TACInst
BINADD, BINAND, BINDIV, BINMOD, BINMUL, BINOR, BINSUB, comments, DIRCALL, ERRPARAM, IF, INDIRCALL, LDADDR, LDCONST, LDENTRY, LDVAR, NUM_INSN_TYPES, opcode, PHI, REFPARAM, RETN, STDPARAM, STENTRY, UNNEG, UNNOT
 
Constructor Summary
LoadVarInst(java.lang.String destination, java.lang.String source)
          LoadVarInst constructor
 
Method Summary
<ReturnType,ArgumentType>
ReturnType
accept(TACInstVisitor<ReturnType,ArgumentType> visitor, ArgumentType o)
          Abstract visitor method.
 void setSource(java.lang.String source)
          Set the source operand
 
Methods inherited from class cfg.LoadInst
equals, getDestination, getSource, getString, setDestination
 
Methods inherited from class cfg.TACInst
addComment, checkBoolConst, checkConst, checkIntConst, checkLabel, checkStrConst, checkVar, getBinaryOpcode, getComments, getOp, getOpcode, getUnaryOpcode, isBinary, isCall, isIf, isLoad, isParam, isReturn, isStore, isUnary, isValidID, removeComments, toString
 
Methods inherited from class java.lang.Object
clone, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

LoadVarInst

public LoadVarInst(java.lang.String destination,
                   java.lang.String source)
LoadVarInst constructor

Parameters:
destination - destination variable
source - source variable
Method Detail

setSource

public void setSource(java.lang.String source)
Set the source operand

Specified by:
setSource in class LoadInst
Parameters:
source - new source operand

accept

public <ReturnType,ArgumentType> ReturnType accept(TACInstVisitor<ReturnType,ArgumentType> visitor,
                                                   ArgumentType o)
Description copied from class: TACInst
Abstract visitor method.

Specified by:
accept in class TACInst
Parameters:
visitor - TACInstVisitor.
o - Data to pass down.
Returns:
return value of visitor.