diff a/test/hotspot/jtreg/compiler/gcbarriers/TestShenandoahBarrierExpansion.java b/test/hotspot/jtreg/compiler/gcbarriers/TestShenandoahBarrierExpansion.java --- a/test/hotspot/jtreg/compiler/gcbarriers/TestShenandoahBarrierExpansion.java +++ /dev/null @@ -1,89 +0,0 @@ -/* - * Copyright (c) 2024 Red Hat 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.gcbarriers; - -import compiler.lib.ir_framework.CompilePhase; -import compiler.lib.ir_framework.DontInline; -import compiler.lib.ir_framework.IR; -import compiler.lib.ir_framework.IRNode; -import compiler.lib.ir_framework.Test; -import compiler.lib.ir_framework.TestFramework; - -/** - * @test - * @bug 8231569 - * @summary Test that Shenandoah barriers are expanded correctly - * @library /test/lib / - * @requires vm.gc.Shenandoah - * @run main compiler.gcbarriers.TestShenandoahBarrierExpansion - */ -public class TestShenandoahBarrierExpansion { - public static void main(String[] args) { - TestFramework test = new TestFramework(TestShenandoahBarrierExpansion.class); - test.addFlags("-XX:+UseShenandoahGC"); - test.start(); - } - - private static Object staticField; - @Test - @IR(failOn = IRNode.IF, phase = CompilePhase.AFTER_PARSING) - @IR(counts = { IRNode.IF, "2" }, phase = CompilePhase.BARRIER_EXPANSION) - public Object testLoadFieldObject() { - return staticField; - } - - private static A staticField2 = new A(); - @Test - @IR(counts = { IRNode.IF, "1" }, phase = CompilePhase.AFTER_PARSING) - @IR(counts = { IRNode.IF, "3" }, phase = CompilePhase.BARRIER_EXPANSION) - private static int testLoadObjectFieldWithNullCheck() { - return staticField2.intField; - } - - private static A staticField3 = new A(); - @Test - @IR(counts = { IRNode.IF, "2" }, phase = CompilePhase.AFTER_PARSING) - @IR(counts = { IRNode.IF, "6" }, phase = CompilePhase.BARRIER_EXPANSION) - private static int testLoadTwoObjectFieldsWithNullCheck() { - return staticField2.intField + staticField3.intField; - } - - @Test - @IR(failOn = IRNode.IF, phase = CompilePhase.AFTER_PARSING) - @IR(counts = { IRNode.IF, "4" }, phase = CompilePhase.BARRIER_EXPANSION) - private static void testLoadTwoFieldObjectAndEscape() { - final A field2 = staticField2; - final A field3 = staticField3; - notInlined(field2, field3); - } - - @DontInline - private static void notInlined(A field2, A field3) { - // noop - } - - private static class A { - public int intField; - } -}