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.Pair; 27 import jdk.test.lib.jittester.OperatorKind; 28 import jdk.test.lib.jittester.ProductionFailedException; 29 import jdk.test.lib.jittester.Type; 30 import jdk.test.lib.jittester.TypeList; 31 import jdk.test.lib.jittester.types.TypeInt; 32 import jdk.test.lib.jittester.types.TypeKlass; 33 import jdk.test.lib.jittester.types.TypeLong; 34 import jdk.test.lib.jittester.utils.PseudoRandom; 35 import jdk.test.lib.jittester.utils.TypeUtil; 36 37 class BinaryShiftOperatorFactory extends BinaryOperatorFactory { 38 BinaryShiftOperatorFactory(OperatorKind opKind, long complexityLimit, int operatorLimit, 39 TypeKlass ownerClass, Type resultType, boolean exceptionSafe, boolean noconsts) { 40 super(opKind, complexityLimit, operatorLimit, ownerClass, resultType, exceptionSafe, noconsts); 41 } 42 43 @Override 44 protected boolean isApplicable(Type resultType) { 45 return resultType.equals(new TypeInt()) || resultType.equals(new TypeLong()); 46 } 47 48 @Override 49 protected Pair<Type, Type> generateTypes() throws ProductionFailedException { 50 Type leftType = resultType.equals(new TypeInt()) ? PseudoRandom.randomElement(TypeUtil.getImplicitlyCastable(TypeList.getBuiltInInt(), resultType)) : resultType; 51 Type rightType = PseudoRandom.randomElement(TypeUtil.getImplicitlyCastable(TypeList.getBuiltInInt(), new TypeLong())); 52 return new Pair<>(leftType, rightType); 53 } 54 }