| /* |
| * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package jdk.test.lib.jittester.factories; |
| |
| import java.util.ArrayList; |
| import jdk.test.lib.jittester.CastOperator; |
| import jdk.test.lib.jittester.IRNode; |
| import jdk.test.lib.jittester.ProductionFailedException; |
| import jdk.test.lib.jittester.SymbolTable; |
| import jdk.test.lib.jittester.Type; |
| import jdk.test.lib.jittester.TypeList; |
| import jdk.test.lib.jittester.types.TypeKlass; |
| import jdk.test.lib.jittester.utils.PseudoRandom; |
| |
| class CastOperatorFactory extends OperatorFactory<CastOperator> { |
| private final Type resultType; |
| private final Type ownerClass; |
| |
| CastOperatorFactory(long complexityLimit, int operatorLimit, TypeKlass ownerClass, |
| Type resultType, boolean exceptionSafe, boolean noconsts) { |
| super(13, complexityLimit, operatorLimit, exceptionSafe, noconsts); |
| this.resultType = resultType; |
| this.ownerClass = ownerClass; |
| } |
| |
| @Override |
| public CastOperator produce() throws ProductionFailedException { |
| ArrayList<Type> argType = new ArrayList<>(TypeList.getAll()); |
| PseudoRandom.shuffle(argType); |
| for (Type type : argType) { |
| try { |
| Factory<IRNode> expressionFactory = new IRNodeBuilder() |
| .setComplexityLimit(complexityLimit - 1) |
| .setOperatorLimit(operatorLimit - 1) |
| .setOwnerKlass((TypeKlass) ownerClass) |
| .setExceptionSafe(exceptionSafe) |
| .setNoConsts(noconsts) |
| .setResultType(type) |
| .getExpressionFactory(); |
| SymbolTable.push(); |
| if (type.equals(resultType) || |
| ((!exceptionSafe || exceptionSafe && !(type instanceof TypeKlass)) |
| && type.canExplicitlyCastTo(resultType))) { |
| // In safe mode we cannot explicitly cast an object, because it may throw. |
| CastOperator castOperator = new CastOperator(resultType, expressionFactory.produce()); |
| SymbolTable.merge(); |
| return castOperator; |
| } |
| throw new ProductionFailedException(); |
| } catch (ProductionFailedException e) { |
| SymbolTable.pop(); |
| } |
| } |
| throw new ProductionFailedException(); |
| } |
| } |