| /* |
| * 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.IRNode; |
| import jdk.test.lib.jittester.Literal; |
| import jdk.test.lib.jittester.ProductionFailedException; |
| import jdk.test.lib.jittester.ProductionParams; |
| import jdk.test.lib.jittester.Type; |
| import jdk.test.lib.jittester.TypeList; |
| import jdk.test.lib.jittester.arrays.ArrayCreation; |
| import jdk.test.lib.jittester.arrays.ArrayElement; |
| import jdk.test.lib.jittester.arrays.ArrayExtraction; |
| import jdk.test.lib.jittester.types.TypeArray; |
| import jdk.test.lib.jittester.types.TypeKlass; |
| import jdk.test.lib.jittester.utils.PseudoRandom; |
| |
| class ArrayElementFactory extends SafeFactory<ArrayElement> { |
| private final long complexityLimit; |
| private final int operatorLimit; |
| private final Type resultType; |
| private final TypeKlass ownerClass; |
| private final boolean exceptionSafe; |
| private final boolean noconsts; |
| |
| ArrayElementFactory(long complexityLimit, int operatorLimit, TypeKlass ownerClass, |
| Type resultType, boolean exceptionSafe, boolean noconsts) { |
| this.complexityLimit = complexityLimit; |
| this.operatorLimit = operatorLimit; |
| this.ownerClass = ownerClass; |
| this.resultType = resultType; |
| this.exceptionSafe = exceptionSafe; |
| this.noconsts = noconsts; |
| } |
| |
| @Override |
| protected ArrayElement sproduce() throws ProductionFailedException { |
| if (resultType instanceof TypeArray) { |
| throw new ProductionFailedException(); |
| } |
| long arrayComplexityLimit = (long) (complexityLimit * 0.5 * PseudoRandom.random()); |
| int arrayOperatorLimit = (int) (operatorLimit * 0.5 * PseudoRandom.random()); |
| int dimensionsCount = PseudoRandom.randomNotZero(ProductionParams.dimensionsLimit.value()); |
| long complexityPerDimension = (long) ((complexityLimit - arrayComplexityLimit) |
| * PseudoRandom.random()) / dimensionsCount; |
| int operatorLimitPerDimension = (int) ((operatorLimit - arrayOperatorLimit - dimensionsCount) |
| * PseudoRandom.random()) / dimensionsCount; |
| IRNodeBuilder builder = new IRNodeBuilder().setOwnerKlass(ownerClass) |
| .setExceptionSafe(exceptionSafe) |
| .setNoConsts(noconsts); |
| IRNode arrayReturningExpression = builder |
| .setComplexityLimit(arrayComplexityLimit) |
| .setOperatorLimit(arrayOperatorLimit) |
| .setResultType(new TypeArray(resultType, dimensionsCount)) |
| .getExpressionFactory() |
| .produce(); |
| Factory<IRNode> expressionFactory = builder |
| .setComplexityLimit(complexityPerDimension) |
| .setOperatorLimit(operatorLimitPerDimension) |
| .setResultType(TypeList.BYTE) |
| .getExpressionFactory(); |
| double chanceExpression = ProductionParams.chanceExpressionIndex.value() / 100.; |
| ArrayList<IRNode> perDimensionExpressions = new ArrayList<>(dimensionsCount); |
| for (int i = 0; i < dimensionsCount; i++) { |
| if (PseudoRandom.randomBoolean(chanceExpression)) { |
| perDimensionExpressions.add(expressionFactory.produce()); |
| } else { |
| byte dimLimit = 0; |
| if (arrayReturningExpression instanceof ArrayCreation) { |
| ArrayCreation arrayCreation = (ArrayCreation) arrayReturningExpression; |
| dimLimit = arrayCreation.getDimensionSize(i); |
| } else if (arrayReturningExpression instanceof ArrayExtraction) { |
| ArrayExtraction arrayExtraction = (ArrayExtraction) arrayReturningExpression; |
| if (i < arrayExtraction.getDimsNumber()) |
| dimLimit = arrayExtraction.getDim(i); |
| } |
| perDimensionExpressions.add(new Literal((byte)PseudoRandom.randomNotNegative(dimLimit), TypeList.BYTE)); |
| } |
| } |
| return new ArrayElement(arrayReturningExpression, perDimensionExpressions); |
| } |
| } |