--- /dev/null 2019-03-11 09:22:42.048915961 +0100 +++ new/test/hotspot/jtreg/compiler/valhalla/valuetypes/TestUnloadedValueTypeArray.java 2019-03-11 14:27:40.122353856 +0100 @@ -0,0 +1,240 @@ +/* + * Copyright (c) 2017, 2019, Red Hat, Inc. 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. + */ + +/** + * @test + * @bug 8182997 8214898 + * @library /test/lib + * @summary Test the handling of Arrays of unloaded value classes. + * @compile -XDallowWithFieldOperator TestUnloadedValueTypeArray.java + * @run main/othervm -XX:+EnableValhalla -Xcomp + * -XX:CompileCommand=compileonly,TestUnloadedValueTypeArray::test1 + * -XX:CompileCommand=compileonly,TestUnloadedValueTypeArray::test2 + * -XX:CompileCommand=compileonly,TestUnloadedValueTypeArray::test3 + * -XX:CompileCommand=compileonly,TestUnloadedValueTypeArray::test4 + * -XX:CompileCommand=compileonly,TestUnloadedValueTypeArray::test5 + * -XX:CompileCommand=compileonly,TestUnloadedValueTypeArray::test6 + * TestUnloadedValueTypeArray + */ + +import jdk.test.lib.Asserts; + +value final class MyValue { + final int foo; + + private MyValue() { + foo = 0x42; + } +} + +value final class MyValue2 { + final int foo; + + private MyValue2() { + foo = 0x42; + } + static MyValue2 make(int n) { + return __WithField(MyValue2.default.foo, n); + } +} + +value final class MyValue3 { + final int foo; + + private MyValue3() { + foo = 0x42; + } + static MyValue3 make(int n) { + return __WithField(MyValue3.default.foo, n); + } +} + +value final class MyValue4 { + final int foo; + + private MyValue4() { + foo = 0x53; + } + static MyValue4 make(int n) { + return __WithField(MyValue4.default.foo, n); + } +} + +value final class MyValue5 { + final int foo; + + private MyValue5() { + foo = 0x53; + } + static MyValue5 make(int n) { + return __WithField(MyValue5.default.foo, n); + } +} + +value final class MyValue6 { + final int foo = 0; + + static MyValue6 make(int n) { + return __WithField(MyValue6.default.foo, n); + } + static MyValue6 make2(MyValue6 v, MyValue6[] dummy) { + return __WithField(v.foo, v.foo+1); + } +} + +public class TestUnloadedValueTypeArray { + + static MyValue[] target() { + return new MyValue[10]; + } + + static void test1() { + target(); + } + + static int test2(MyValue2[] arr) { + if (arr != null) { + return arr[1].foo; + } else { + return 1234; + } + } + + static void test2_verifier() { + int n = 50000; + + int m = 9999; + for (int i=0; i