avrora.core.isdl.gen
Class DeadCodeEliminator

java.lang.Object
  avrora.core.isdl.ast.CodeRebuilder.DepthFirst
      avrora.core.isdl.ast.StmtRebuilder.DepthFirst
          avrora.core.isdl.gen.DeadCodeEliminator

All Implemented Interfaces:

CodeRebuilder, StmtRebuilder

public class DeadCodeEliminator

extends StmtRebuilder.DepthFirst

Nested Class Summary

protected class

DeadCodeEliminator.DefUseEnvironment

Nested classes inherited from class avrora.core.isdl.ast.StmtRebuilder

StmtRebuilder.DepthFirst

Constructor Summary

DeadCodeEliminator(java.util.Set globals)

Method Summary

java.util.LinkedList	process(java.util.LinkedList stmts)
Stmt	visit(DeclStmt s, java.lang.Object env)
Stmt	visit(IfStmt s, java.lang.Object env)
Stmt	visit(VarAssignStmt s, java.lang.Object env)
Expr	visit(VarExpr e, java.lang.Object env)
java.util.List	visitStmtList(java.util.List l, java.lang.Object env)

Methods inherited from class avrora.core.isdl.ast.StmtRebuilder.DepthFirst

addStmt, visit, visit, visit, visit, visit, visit, visit, visit, visitStmts

Methods inherited from class avrora.core.isdl.ast.CodeRebuilder.DepthFirst

visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visitExprList

Methods inherited from class java.lang.Object

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

Methods inherited from interface avrora.core.isdl.ast.CodeRebuilder

visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit

Constructor Detail

DeadCodeEliminator

public DeadCodeEliminator(java.util.Set globals)

Method Detail

process

public java.util.LinkedList process(java.util.LinkedList stmts)

visitStmtList

public java.util.List visitStmtList(java.util.List l,
                                    java.lang.Object env)

Overrides:

visitStmtList in class StmtRebuilder.DepthFirst

visit

public Stmt visit(IfStmt s,
                  java.lang.Object env)

Specified by:

visit in interface StmtRebuilder

Overrides:

visit in class StmtRebuilder.DepthFirst

visit

public Stmt visit(DeclStmt s,
                  java.lang.Object env)

Specified by:

visit in interface StmtRebuilder

Overrides:

visit in class StmtRebuilder.DepthFirst

visit

public Stmt visit(VarAssignStmt s,
                  java.lang.Object env)

Specified by:

visit in interface StmtRebuilder

Overrides:

visit in class StmtRebuilder.DepthFirst

visit

public Expr visit(VarExpr e,
                  java.lang.Object env)

Specified by:

visit in interface CodeRebuilder

Overrides:

visit in class CodeRebuilder.DepthFirst