1 /* 2 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 package org.graalvm.compiler.core; 24 25 import org.graalvm.compiler.debug.Debug; 26 import org.graalvm.compiler.debug.Debug.Params; 27 import org.graalvm.compiler.debug.DebugInitializationParticipant; 28 import org.graalvm.compiler.debug.GraalDebugConfig; 29 import org.graalvm.compiler.debug.TTY; 30 import org.graalvm.compiler.debug.internal.method.MethodMetricsPrinter; 31 import org.graalvm.compiler.serviceprovider.ServiceProvider; 32 33 /** 34 * A service provider that may modify the initialization of {@link Debug} based on the values 35 * specified for various {@link GraalDebugConfig} options. 36 */ 37 @ServiceProvider(DebugInitializationParticipant.class) 38 public class GraalDebugInitializationParticipant implements DebugInitializationParticipant { 39 40 @Override 41 public void apply(Params params) { 42 if (GraalDebugConfig.areDebugScopePatternsEnabled()) { 43 params.enable = true; 44 } 45 if ("".equals(GraalDebugConfig.Options.Count.getValue())) { 46 params.enableUnscopedCounters = true; 47 } 48 if ("".equals(GraalDebugConfig.Options.MethodMeter.getValue())) { 49 params.enableUnscopedMethodMetrics = true; 50 // mm requires full debugging support 51 params.enable = true; 52 } 53 if ("".equals(GraalDebugConfig.Options.Time.getValue())) { 54 params.enableUnscopedTimers = true; 55 } 56 if ("".equals(GraalDebugConfig.Options.TrackMemUse.getValue())) { 57 params.enableUnscopedMemUseTrackers = true; 58 } 59 // unscoped counters/timers/mem use trackers/method metrics should respect method filter 60 // semantics 61 if (!params.enable && (params.enableUnscopedMemUseTrackers || params.enableUnscopedMethodMetrics || params.enableUnscopedCounters || params.enableUnscopedTimers) && 62 GraalDebugConfig.isNotEmpty(GraalDebugConfig.Options.MethodFilter)) { 63 params.enable = true; 64 params.enableMethodFilter = true; 65 } 66 67 if (!params.enableUnscopedMethodMetrics && GraalDebugConfig.Options.MethodMeter.getValue() != null) { 68 // mm requires full debugging support 69 params.enable = true; 70 } 71 72 if (GraalDebugConfig.isGlobalMetricsInterceptedByMethodMetricsEnabled()) { 73 if (!params.enable) { 74 TTY.println("WARNING: MethodMeter is disabled but GlobalMetricsInterceptedByMethodMetrics is enabled. Ignoring MethodMeter and GlobalMetricsInterceptedByMethodMetrics."); 75 } else { 76 parseMethodMetricsDebugValueInterception(params); 77 } 78 } 79 if (GraalDebugConfig.isNotEmpty(GraalDebugConfig.Options.MethodMeter) || params.enableUnscopedMethodMetrics) { 80 if (!MethodMetricsPrinter.methodMetricsDumpingEnabled()) { 81 TTY.println("WARNING: MethodMeter is enabled but MethodMeter dumping is disabled. Output will not contain MethodMetrics."); 82 } 83 } 84 } 85 86 private static void parseMethodMetricsDebugValueInterception(Params params) { 87 String interceptionGroup = GraalDebugConfig.Options.GlobalMetricsInterceptedByMethodMetrics.getValue(); 88 boolean intercepted = false; 89 if (interceptionGroup.contains("Timers")) { 90 params.interceptTime = true; 91 intercepted = true; 92 } 93 if (interceptionGroup.contains("Counters")) { 94 params.interceptCount = true; 95 intercepted = true; 96 } 97 if (interceptionGroup.contains("MemUseTrackers")) { 98 params.interceptMem = true; 99 intercepted = true; 100 } 101 102 if (!intercepted) { 103 TTY.println("WARNING: Ignoring GlobalMetricsInterceptedByMethodMetrics as the supplied argument does not contain Timers/Counters/MemUseTrackers."); 104 GraalDebugConfig.Options.GlobalMetricsInterceptedByMethodMetrics.setValue(null); 105 } 106 } 107 }