1 /* 2 * Copyright (c) 2015, 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.common.alloc; 24 25 import java.util.List; 26 27 import org.graalvm.compiler.core.common.cfg.AbstractBlockBase; 28 import org.graalvm.compiler.debug.Debug; 29 import org.graalvm.compiler.debug.Debug.Scope; 30 import org.graalvm.compiler.debug.Indent; 31 32 public final class TraceStatisticsPrinter { 33 private static final String SEP = ";"; 34 35 @SuppressWarnings("try") 36 public static void printTraceStatistics(TraceBuilderResult result, String compilationUnitName) { 37 try (Scope s = Debug.scope("DumpTraceStatistics")) { 38 if (Debug.isLogEnabled(Debug.VERBOSE_LOG_LEVEL)) { 39 print(result, compilationUnitName); 40 } 41 } catch (Throwable e) { 42 Debug.handle(e); 43 } 44 } 45 46 @SuppressWarnings("try") 47 protected static void print(TraceBuilderResult result, String compilationUnitName) { 48 List<Trace> traces = result.getTraces(); 49 int numTraces = traces.size(); 50 51 try (Indent indent0 = Debug.logAndIndent(Debug.VERBOSE_LOG_LEVEL, "<tracestatistics>")) { 52 Debug.log(Debug.VERBOSE_LOG_LEVEL, "<name>%s</name>", compilationUnitName != null ? compilationUnitName : "null"); 53 try (Indent indent1 = Debug.logAndIndent(Debug.VERBOSE_LOG_LEVEL, "<traces>")) { 54 printRawLine("tracenumber", "total", "min", "max", "numBlocks"); 55 for (int i = 0; i < numTraces; i++) { 56 AbstractBlockBase<?>[] t = traces.get(i).getBlocks(); 57 double total = 0; 58 double max = Double.NEGATIVE_INFINITY; 59 double min = Double.POSITIVE_INFINITY; 60 for (AbstractBlockBase<?> block : t) { 61 double probability = block.probability(); 62 total += probability; 63 if (probability < min) { 64 min = probability; 65 } 66 if (probability > max) { 67 max = probability; 68 } 69 } 70 printLine(i, total, min, max, t.length); 71 } 72 } 73 Debug.log(Debug.VERBOSE_LOG_LEVEL, "</traces>"); 74 } 75 Debug.log(Debug.VERBOSE_LOG_LEVEL, "</tracestatistics>"); 76 77 } 78 79 private static void printRawLine(Object tracenr, Object totalTime, Object minProb, Object maxProb, Object numBlocks) { 80 Debug.log(Debug.VERBOSE_LOG_LEVEL, "%s", String.join(SEP, tracenr.toString(), totalTime.toString(), minProb.toString(), maxProb.toString(), numBlocks.toString())); 81 } 82 83 private static void printLine(int tracenr, double totalTime, double minProb, double maxProb, int numBlocks) { 84 printRawLine(tracenr, totalTime, minProb, maxProb, numBlocks); 85 } 86 }