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 jdk.test.lib.jittester.IRNode;
  27 import jdk.test.lib.jittester.ProductionFailedException;
  28 import jdk.test.lib.jittester.ProductionLimiter;
  29 import jdk.test.lib.jittester.Rule;
  30 import jdk.test.lib.jittester.Statement;
  31 import jdk.test.lib.jittester.TypeList;
  32 import jdk.test.lib.jittester.types.TypeKlass;
  33 import jdk.test.lib.jittester.utils.PseudoRandom;
  34 
  35 class StatementFactory extends Factory<Statement> {
  36     private final Rule<IRNode> rule;
  37     private final boolean needSemicolon;
  38 
  39     StatementFactory(long complexityLimit, int operatorLimit,
  40             TypeKlass ownerClass, boolean exceptionSafe,
  41             boolean noconsts, boolean needSemicolon ){
  42         this.needSemicolon = needSemicolon;
  43         rule = new Rule<>("statement");
  44         IRNodeBuilder builder = new IRNodeBuilder()
  45                 .setComplexityLimit(complexityLimit)
  46                 .setOperatorLimit(operatorLimit)
  47                 .setOwnerKlass(ownerClass)
  48                 .setExceptionSafe(exceptionSafe)
  49                 .setNoConsts(noconsts)
  50                 .setResultType(PseudoRandom.randomElement(TypeList.getAll()));
  51         rule.add("array_creation", builder.getArrayCreationFactory());
  52         rule.add("assignment", builder.getAssignmentOperatorFactory());
  53         rule.add("function", builder.getFunctionFactory(), 0.1);
  54     }
  55 
  56     @Override
  57     public Statement produce() throws ProductionFailedException {
  58         ProductionLimiter.setLimit();
  59         try {
  60             return new Statement(rule.produce(), needSemicolon);
  61         } finally {
  62             ProductionLimiter.setUnlimited();
  63         }
  64     }
  65 }