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view test/testlibrary/ctw/src/sun/hotspot/tools/ctw/CompileTheWorld.java @ 16840:71f3c23158c9
class verification errors cause CheckGraalInvariants to fail
author | Doug Simon <doug.simon@oracle.com> |
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date | Fri, 15 Aug 2014 11:28:46 +0200 |
parents | e8e077292da3 |
children |
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/* * Copyright (c) 2013, 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 sun.hotspot.tools.ctw; import sun.management.ManagementFactoryHelper; import java.io.*; import java.nio.file.Files; import java.nio.file.Paths; import java.util.List; import java.util.concurrent.*; public class CompileTheWorld { /** * Entry point. Compiles classes in {@code args}, or all classes in * boot-classpath if args is empty * * @param args paths to jar/zip, dir contains classes, or to .lst file * contains list of classes to compile */ public static void main(String[] args) { String logfile = Utils.LOG_FILE; PrintStream os = null; if (logfile != null) { try { os = new PrintStream(Files.newOutputStream(Paths.get(logfile))); } catch (IOException io) { } } if (os != null) { System.setOut(os); } try { try { if (ManagementFactoryHelper.getCompilationMXBean() == null) { throw new RuntimeException( "CTW can not work in interpreted mode"); } } catch (java.lang.NoClassDefFoundError e) { // compact1, compact2 support } String[] paths = args; boolean skipRtJar = false; if (args.length == 0) { paths = getDefaultPaths(); skipRtJar = true; } ExecutorService executor = createExecutor(); long start = System.currentTimeMillis(); try { String path; for (int i = 0, n = paths.length; i < n && !PathHandler.isFinished(); ++i) { path = paths[i]; if (skipRtJar && i > 0 && isRtJar(path)) { // rt.jar is not first, so skip it continue; } PathHandler.create(path, executor).process(); } } finally { await(executor); } System.out.printf("Done (%d classes, %d methods, %d ms)%n", Compiler.getClassCount(), Compiler.getMethodCount(), System.currentTimeMillis() - start); } finally { if (os != null) { os.close(); } } } private static ExecutorService createExecutor() { final int threadsCount = Math.min( Runtime.getRuntime().availableProcessors(), Utils.CI_COMPILER_COUNT); ExecutorService result; if (threadsCount > 1) { result = new ThreadPoolExecutor(threadsCount, threadsCount, /* keepAliveTime */ 0L, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<>(threadsCount), new ThreadPoolExecutor.CallerRunsPolicy()); } else { result = new CurrentThreadExecutor(); } return result; } private static String[] getDefaultPaths() { String property = System.getProperty("sun.boot.class.path"); System.out.println( "# use 'sun.boot.class.path' as args: " + property); return Utils.PATH_SEPARATOR.split(property); } private static void await(ExecutorService executor) { executor.shutdown(); while (!executor.isTerminated()) { try { executor.awaitTermination(Long.MAX_VALUE, TimeUnit.NANOSECONDS); } catch (InterruptedException ie) { Thread.currentThread().interrupt(); break; } } } private static boolean isRtJar(String path) { return Utils.endsWithIgnoreCase(path, File.separator + "rt.jar"); } private static class CurrentThreadExecutor extends AbstractExecutorService { private boolean isShutdown; @Override public void shutdown() { this.isShutdown = true; } @Override public List<Runnable> shutdownNow() { return null; } @Override public boolean isShutdown() { return isShutdown; } @Override public boolean isTerminated() { return isShutdown; } @Override public boolean awaitTermination(long timeout, TimeUnit unit) throws InterruptedException { return isShutdown; } @Override public void execute(Runnable command) { command.run(); } } }