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.NonStaticMemberVariable; 29 import jdk.test.lib.jittester.ProductionFailedException; 30 import jdk.test.lib.jittester.Symbol; 31 import jdk.test.lib.jittester.SymbolTable; 32 import jdk.test.lib.jittester.Type; 33 import jdk.test.lib.jittester.VariableInfo; 34 import jdk.test.lib.jittester.types.TypeKlass; 35 import jdk.test.lib.jittester.utils.PseudoRandom; 36 37 class NonStaticMemberVariableFactory extends Factory { 38 private final Type type; 39 private final int flags; 40 private final long complexityLimit; 41 private final int operatorLimit; 42 private final boolean exceptionSafe; 43 private final Type ownerClass; 44 45 NonStaticMemberVariableFactory(long complexityLimit, int operatorLimit, 46 TypeKlass ownerClass, Type type, int flags, boolean exceptionSafe) { 47 this.ownerClass = ownerClass; 48 this.type = type; 49 this.flags = flags; 50 this.complexityLimit = complexityLimit; 51 this.operatorLimit = operatorLimit; 52 this.exceptionSafe = exceptionSafe; 53 } 54 55 @Override 56 public IRNode produce() throws ProductionFailedException { 57 // Get the variables of the requested type from SymbolTable 58 ArrayList<Symbol> variables = new ArrayList<>(SymbolTable.get(type, VariableInfo.class)); 59 if (!variables.isEmpty()) { 60 PseudoRandom.shuffle(variables); 61 IRNodeBuilder builder = new IRNodeBuilder().setComplexityLimit(complexityLimit) 62 .setOperatorLimit(operatorLimit) 63 .setOwnerKlass((TypeKlass) ownerClass) 64 .setExceptionSafe(exceptionSafe) 65 .setNoConsts(false); 66 for (Symbol symbol : variables) { 67 VariableInfo varInfo = (VariableInfo) symbol; 68 if ((varInfo.flags & VariableInfo.FINAL) == (flags & VariableInfo.FINAL) 69 && (varInfo.flags & VariableInfo.INITIALIZED) == (flags & VariableInfo.INITIALIZED) 70 && (varInfo.flags & VariableInfo.STATIC) == 0 71 && (varInfo.flags & VariableInfo.LOCAL) == 0) { 72 try { 73 IRNode object = builder.setResultType(varInfo.klass) 74 .getExpressionFactory().produce(); 75 return new NonStaticMemberVariable(object, varInfo); 76 } catch (ProductionFailedException e) { 77 } 78 } 79 } 80 } 81 throw new ProductionFailedException(); 82 } 83 }