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
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
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+/*
+ * 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");
+    }
+}