public CodeGenParserListener(CodeGenVisitor visitor)
 {
     this.visitor = visitor;
 }
 public CodeGenParserListener(CodeGenVisitor visitor)
 {
     this.visitor = visitor;
 }
 public CodeGenParserListener(LLVMExecutionEngineRef ee, LLVMPassManagerRef passManager, CodeGenVisitor visitor)
 {
     this.visitor     = visitor;
     this.ee          = ee;
     this.passManager = passManager;
 }