1 /*
   2  * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 package jdk.test.lib.jittester.factories;
  25 
  26 import java.util.ArrayList;
  27 import jdk.test.lib.jittester.IRNode;
  28 import jdk.test.lib.jittester.ProductionFailedException;
  29 import jdk.test.lib.jittester.ProductionParams;
  30 import jdk.test.lib.jittester.VariableDeclarationBlock;
  31 import jdk.test.lib.jittester.types.TypeKlass;
  32 import jdk.test.lib.jittester.utils.PseudoRandom;
  33 
  34 class VariableDeclarationBlockFactory extends Factory {
  35     private final long complexityLimit;
  36     private final int operatorLimit;
  37     private final boolean exceptionSafe;
  38     private final int level;
  39     private final TypeKlass ownerClass;
  40 
  41     VariableDeclarationBlockFactory(TypeKlass ownerClass, long complexityLimit,
  42             int operatorLimit, int level, boolean exceptionSafe) {
  43         this.ownerClass = ownerClass;
  44         this.complexityLimit = complexityLimit;
  45         this.operatorLimit = operatorLimit;
  46         this.level = level;
  47         this.exceptionSafe = exceptionSafe;
  48     }
  49 
  50     @Override
  51     public IRNode produce() throws ProductionFailedException {
  52         ArrayList<IRNode> content = new ArrayList<>();
  53         int limit = (int) Math.ceil(PseudoRandom.random() * ProductionParams.dataMemberLimit.value());
  54         DeclarationFactory declFactory = new IRNodeBuilder()
  55                 .setOwnerKlass(ownerClass)
  56                 .setComplexityLimit(complexityLimit)
  57                 .setOperatorLimit(operatorLimit)
  58                 .setIsLocal(false)
  59                 .setExceptionSafe(exceptionSafe)
  60                 .getDeclarationFactory();
  61         for (int i = 0; i < limit; i++) {
  62             try {
  63                 content.add(declFactory.produce());
  64             } catch (ProductionFailedException e) {
  65             }
  66         }
  67         return new VariableDeclarationBlock(content, level);
  68     }
  69 }