| /* |
| * Copyright (c) 2016, 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 org.graalvm.compiler.core.test; |
| |
| import org.junit.Test; |
| |
| import org.graalvm.compiler.common.RetryableBailoutException; |
| import org.graalvm.compiler.core.common.util.CompilationAlarm; |
| import org.graalvm.compiler.debug.GraalError; |
| import org.graalvm.compiler.nodes.StructuredGraph; |
| import org.graalvm.compiler.nodes.StructuredGraph.AllowAssumptions; |
| import org.graalvm.compiler.options.OptionValue; |
| import org.graalvm.compiler.options.OptionValue.OverrideScope; |
| import org.graalvm.compiler.phases.Phase; |
| |
| public class CooperativePhaseTest extends GraalCompilerTest { |
| |
| public static void snippet() { |
| // dummy snippet |
| } |
| |
| private static class CooperativePhase extends Phase { |
| |
| @Override |
| protected void run(StructuredGraph graph) { |
| while (true) { |
| sleep(200); |
| if (CompilationAlarm.hasExpired()) { |
| return; |
| } |
| } |
| } |
| |
| } |
| |
| private static class UnCooperativePhase extends Phase { |
| |
| @Override |
| protected void run(StructuredGraph graph) { |
| while (true) { |
| sleep(200); |
| if (CompilationAlarm.hasExpired()) { |
| throw new RetryableBailoutException("Expiring..."); |
| } |
| } |
| } |
| |
| } |
| |
| private static class ParlyCooperativePhase extends Phase { |
| |
| @Override |
| protected void run(StructuredGraph graph) { |
| for (int i = 0; i < 10; i++) { |
| sleep(200); |
| if (CompilationAlarm.hasExpired()) { |
| throw new RuntimeException("Phase must not exit in the timeout path"); |
| } |
| } |
| } |
| } |
| |
| private static class CooperativePhaseWithoutAlarm extends Phase { |
| |
| @Override |
| protected void run(StructuredGraph graph) { |
| if (CompilationAlarm.hasExpired()) { |
| throw new RuntimeException("Phase must not exit in the timeout path"); |
| } |
| } |
| } |
| |
| private static void sleep(long millis) { |
| try { |
| Thread.sleep(millis); |
| } catch (InterruptedException e) { |
| GraalError.shouldNotReachHere(e.getCause()); |
| } |
| } |
| |
| @Test(timeout = 60_000) |
| @SuppressWarnings("try") |
| public void test01() { |
| StructuredGraph g = parseEager("snippet", AllowAssumptions.NO); |
| try (OverrideScope o = OptionValue.override(CompilationAlarm.Options.CompilationExpirationPeriod, 1/* sec */); |
| CompilationAlarm c1 = CompilationAlarm.trackCompilationPeriod()) { |
| new CooperativePhase().apply(g); |
| } |
| } |
| |
| @Test(expected = RetryableBailoutException.class, timeout = 60_000) |
| @SuppressWarnings("try") |
| public void test02() { |
| StructuredGraph g = parseEager("snippet", AllowAssumptions.NO); |
| try (OverrideScope o = OptionValue.override(CompilationAlarm.Options.CompilationExpirationPeriod, 1/* sec */); |
| CompilationAlarm c1 = CompilationAlarm.trackCompilationPeriod()) { |
| new UnCooperativePhase().apply(g); |
| } |
| } |
| |
| @Test(timeout = 60_000) |
| @SuppressWarnings("try") |
| public void test03() { |
| StructuredGraph g = parseEager("snippet", AllowAssumptions.NO); |
| // 0 disables alarm utility |
| try (OverrideScope o = OptionValue.override(CompilationAlarm.Options.CompilationExpirationPeriod, 0); |
| CompilationAlarm c1 = CompilationAlarm.trackCompilationPeriod()) { |
| new ParlyCooperativePhase().apply(g); |
| } |
| } |
| |
| @Test(timeout = 60_000) |
| @SuppressWarnings("try") |
| public void test04() { |
| StructuredGraph g = parseEager("snippet", AllowAssumptions.NO); |
| new CooperativePhaseWithoutAlarm().apply(g); |
| } |
| } |