| /* |
| * 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 compiler.arraycopy; |
| |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.RetentionPolicy; |
| import java.lang.reflect.Method; |
| import java.lang.reflect.Modifier; |
| import java.util.HashMap; |
| |
| abstract class TestArrayCopyUtils { |
| public enum ArraySrc { |
| SMALL, |
| LARGE, |
| ZERO |
| } |
| |
| public enum ArrayDst { |
| NONE, |
| NEW, |
| SRC |
| } |
| |
| static class A { |
| } |
| |
| static class B extends A { |
| } |
| |
| static final A[] small_a_src = new A[5]; |
| static final A[] large_a_src = new A[10]; |
| static final A[] zero_a_src = new A[0]; |
| static final int[] small_int_src = new int[5]; |
| static final int[] large_int_src = new int[10]; |
| static final int[] zero_int_src = new int[0]; |
| static final Object[] small_object_src = new Object[5]; |
| static Object src; |
| |
| @Retention(RetentionPolicy.RUNTIME) |
| @interface Args { |
| ArraySrc src(); |
| ArrayDst dst() default ArrayDst.NONE; |
| int[] extra_args() default {}; |
| } |
| |
| final HashMap<String,Method> tests = new HashMap<>(); |
| { |
| for (Method m : this.getClass().getDeclaredMethods()) { |
| if (m.getName().matches("m[0-9]+(_check)?")) { |
| assert(Modifier.isStatic(m.getModifiers())) : m; |
| tests.put(m.getName(), m); |
| } |
| } |
| } |
| |
| boolean success = true; |
| |
| void doTest(String name) throws Exception { |
| Method m = tests.get(name); |
| Method m_check = tests.get(name + "_check"); |
| Class[] paramTypes = m.getParameterTypes(); |
| Object[] params = new Object[paramTypes.length]; |
| Class retType = m.getReturnType(); |
| boolean isIntArray = (retType.isPrimitive() && !retType.equals(Void.TYPE)) || |
| (retType.equals(Void.TYPE) && paramTypes[0].getComponentType().isPrimitive()) || |
| (retType.isArray() && retType.getComponentType().isPrimitive()); |
| |
| Args args = m.getAnnotation(Args.class); |
| |
| Object src = null; |
| switch(args.src()) { |
| case SMALL: { |
| if (isIntArray) { |
| src = small_int_src; |
| } else { |
| src = small_a_src; |
| } |
| break; |
| } |
| case LARGE: { |
| if (isIntArray) { |
| src = large_int_src; |
| } else { |
| src = large_a_src; |
| } |
| break; |
| } |
| case ZERO: { |
| if (isIntArray) { |
| src = zero_int_src; |
| } else { |
| src = zero_a_src; |
| } |
| break; |
| } |
| } |
| |
| for (int i = 0; i < 20000; i++) { |
| boolean failure = false; |
| |
| int p = 0; |
| |
| if (params.length > 0) { |
| if (isIntArray) { |
| params[0] = ((int[])src).clone(); |
| } else { |
| params[0] = ((A[])src).clone(); |
| } |
| p++; |
| } |
| |
| if (params.length > 1) { |
| switch(args.dst()) { |
| case NEW: { |
| if (isIntArray) { |
| params[1] = new int[((int[])params[0]).length]; |
| } else { |
| params[1] = new A[((A[])params[0]).length]; |
| } |
| p++; |
| break; |
| } |
| case SRC: { |
| params[1] = params[0]; |
| p++; |
| break; |
| } |
| case NONE: break; |
| } |
| } |
| |
| for (int j = 0; j < args.extra_args().length; j++) { |
| params[p+j] = args.extra_args()[j]; |
| } |
| |
| Object res = m.invoke(null, params); |
| |
| if (retType.isPrimitive() && !retType.equals(Void.TYPE)) { |
| int s = (int)res; |
| int sum = 0; |
| int[] int_res = (int[])src; |
| for (int j = 0; j < int_res.length; j++) { |
| sum += int_res[j]; |
| } |
| failure = (s != sum); |
| if (failure) { |
| System.out.println("Test " + name + " failed: result = " + s + " != " + sum); |
| } |
| } else { |
| Object dest = null; |
| if (!retType.equals(Void.TYPE)) { |
| dest = res; |
| } else { |
| dest = params[1]; |
| } |
| |
| if (m_check != null) { |
| failure = (boolean)m_check.invoke(null, new Object[] { src, dest }); |
| } else { |
| if (isIntArray) { |
| int[] int_res = (int[])src; |
| int[] int_dest = (int[])dest; |
| for (int j = 0; j < int_res.length; j++) { |
| if (int_res[j] != int_dest[j]) { |
| System.out.println("Test " + name + " failed for " + j + " src[" + j +"]=" + int_res[j] + ", dest[" + j + "]=" + int_dest[j]); |
| failure = true; |
| } |
| } |
| } else { |
| Object[] object_res = (Object[])src; |
| Object[] object_dest = (Object[])dest; |
| for (int j = 0; j < object_res.length; j++) { |
| if (object_res[j] != object_dest[j]) { |
| System.out.println("Test " + name + " failed for " + j + " src[" + j +"]=" + object_res[j] + ", dest[" + j + "]=" + object_dest[j]); |
| failure = true; |
| } |
| } |
| } |
| } |
| } |
| |
| if (failure) { |
| success = false; |
| break; |
| } |
| } |
| } |
| |
| TestArrayCopyUtils() { |
| for (int i = 0; i < small_a_src.length; i++) { |
| small_a_src[i] = new A(); |
| } |
| |
| for (int i = 0; i < small_int_src.length; i++) { |
| small_int_src[i] = i; |
| } |
| |
| for (int i = 0; i < large_int_src.length; i++) { |
| large_int_src[i] = i; |
| } |
| |
| for (int i = 0; i < 5; i++) { |
| small_object_src[i] = new Object(); |
| } |
| } |
| } |