1 /*
   2  * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
   3  */
   4 /*
   5  * Licensed to the Apache Software Foundation (ASF) under one or more
   6  * contributor license agreements.  See the NOTICE file distributed with
   7  * this work for additional information regarding copyright ownership.
   8  * The ASF licenses this file to You under the Apache License, Version 2.0
   9  * (the "License"); you may not use this file except in compliance with
  10  * the License.  You may obtain a copy of the License at
  11  *
  12  *      http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  */
  20 
  21 package com.sun.org.apache.xalan.internal.xsltc.compiler;
  22 
  23 import com.sun.org.apache.bcel.internal.generic.ConstantPoolGen;
  24 import com.sun.org.apache.bcel.internal.generic.INVOKESTATIC;
  25 import com.sun.org.apache.bcel.internal.generic.InstructionList;
  26 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.ClassGenerator;
  27 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.MethodGenerator;
  28 import java.util.List;
  29 
  30 /**
  31  * @author Jacek Ambroziak
  32  * @author Santiago Pericas-Geertsen
  33  * @LastModified: Oct 2017
  34  */
  35 final class RoundCall extends FunctionCall {
  36 
  37     public RoundCall(QName fname, List<Expression> arguments) {
  38         super(fname, arguments);
  39     }
  40 
  41     public void translate(ClassGenerator classGen, MethodGenerator methodGen) {
  42         final ConstantPoolGen cpg = classGen.getConstantPool();
  43         final InstructionList il = methodGen.getInstructionList();
  44 
  45         // Get two copies of the argument on the stack
  46         argument().translate(classGen, methodGen);
  47                 il.append(new INVOKESTATIC(cpg.addMethodref(BASIS_LIBRARY_CLASS,
  48                                                             "roundF", "(D)D")));
  49     }
  50 }