Mercurial > hg > truffle
diff test/compiler/types/correctness/scenarios/ArrayCopy.java @ 17881:534fbe3d90f0
8038418: New tests development for type profiling and speculation
Reviewed-by: roland, iignatyev
Contributed-by: Pavel Punegov <pavel.punegov@oracle.com>
author | iignatyev |
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date | Fri, 11 Apr 2014 18:46:35 +0400 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/test/compiler/types/correctness/scenarios/ArrayCopy.java Fri Apr 11 18:46:35 2014 +0400 @@ -0,0 +1,63 @@ +/* + * Copyright (c) 2014, 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 scenarios; + +import hierarchies.TypeHierarchy; + +import java.util.Arrays; + +/** + * Tests System.arraycopy() + */ +public class ArrayCopy extends ArrayScenario { + public ArrayCopy(ProfilingType profilingType, + TypeHierarchy<? extends TypeHierarchy.I, ? extends TypeHierarchy.I> hierarchy) { + super("ArrayCopy", profilingType, hierarchy); + } + + /** + * @param obj is used to fill arrays + * @return the same obj + */ + @Override + public TypeHierarchy.I run(TypeHierarchy.I obj) { + switch (profilingType) { + case RETURN: + TypeHierarchy.I t = collectReturnType(obj); + Arrays.fill(array, t); + System.arraycopy(array, 0, matrix[0], 0, array.length); + return array[0]; + case ARGUMENTS: + field = obj; + Arrays.fill(array, field); + System.arraycopy(array, 0, matrix[0], 0, array.length); + return array[0]; + case PARAMETERS: + Arrays.fill(array, obj); + System.arraycopy(array, 0, matrix[0], 0, array.length); + return array[0]; + } + throw new RuntimeException("Should not reach here"); + } +}