| /* |
| * Copyright (c) 2016, 2017, 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 jdk.tools.jaotc; |
| |
| import java.util.concurrent.TimeUnit; |
| import java.util.concurrent.atomic.AtomicInteger; |
| |
| import org.graalvm.compiler.api.replacements.SnippetReflectionProvider; |
| import org.graalvm.compiler.code.CompilationResult; |
| import org.graalvm.compiler.core.GraalCompilerOptions; |
| import org.graalvm.compiler.debug.DebugContext; |
| import org.graalvm.compiler.debug.TTY; |
| import org.graalvm.compiler.debug.DebugContext.Activation; |
| import org.graalvm.compiler.options.OptionValues; |
| import org.graalvm.compiler.printer.GraalDebugHandlersFactory; |
| import org.graalvm.compiler.serviceprovider.GraalServices; |
| |
| import jdk.vm.ci.hotspot.HotSpotJVMCIRuntime; |
| import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod; |
| import jdk.vm.ci.meta.ResolvedJavaMethod; |
| import jdk.vm.ci.runtime.JVMCICompiler; |
| |
| /** |
| * Represents a task in the compile queue. |
| * |
| * This class encapsulates all Graal-specific information that is used during offline AOT |
| * compilation of classes. It also defines methods that parse compilation result of Graal to create |
| * target-independent representation {@code BinaryContainer} of the intended target binary. |
| */ |
| final class AOTCompilationTask implements Runnable, Comparable<Object> { |
| |
| private static final AtomicInteger ids = new AtomicInteger(); |
| |
| private final Main main; |
| |
| private OptionValues graalOptions; |
| |
| /** |
| * The compilation id of this task. |
| */ |
| private final int id; |
| |
| private final AOTCompiledClass holder; |
| |
| /** |
| * Method this task represents. |
| */ |
| private final ResolvedJavaMethod method; |
| |
| private final AOTBackend aotBackend; |
| |
| /** |
| * The result of this compilation task. |
| */ |
| private CompiledMethodInfo result; |
| |
| AOTCompilationTask(Main main, OptionValues graalOptions, AOTCompiledClass holder, ResolvedJavaMethod method, AOTBackend aotBackend) { |
| this.main = main; |
| this.graalOptions = graalOptions; |
| this.id = ids.incrementAndGet(); |
| this.holder = holder; |
| this.method = method; |
| this.aotBackend = aotBackend; |
| } |
| |
| /** |
| * Compile a method or a constructor. |
| */ |
| @SuppressWarnings("try") |
| public void run() { |
| // Ensure a JVMCI runtime is initialized prior to Debug being initialized as the former |
| // may include processing command line options used by the latter. |
| HotSpotJVMCIRuntime.runtime(); |
| |
| AOTCompiler.logCompilation(JavaMethodInfo.uniqueMethodName(method), "Compiling"); |
| |
| final long threadId = Thread.currentThread().getId(); |
| |
| final boolean printCompilation = GraalCompilerOptions.PrintCompilation.getValue(graalOptions) && !TTY.isSuppressed() && GraalServices.isThreadAllocatedMemorySupported(); |
| if (printCompilation) { |
| TTY.println(getMethodDescription() + "..."); |
| } |
| |
| final long start; |
| final long allocatedBytesBefore; |
| if (printCompilation) { |
| start = System.currentTimeMillis(); |
| allocatedBytesBefore = GraalServices.getThreadAllocatedBytes(threadId); |
| } else { |
| start = 0L; |
| allocatedBytesBefore = 0L; |
| } |
| |
| CompilationResult compResult = null; |
| final long startTime = System.currentTimeMillis(); |
| SnippetReflectionProvider snippetReflection = aotBackend.getProviders().getSnippetReflection(); |
| try (DebugContext debug = DebugContext.create(graalOptions, new GraalDebugHandlersFactory(snippetReflection)); Activation a = debug.activate()) { |
| compResult = aotBackend.compileMethod(method, debug); |
| } |
| final long endTime = System.currentTimeMillis(); |
| |
| if (printCompilation) { |
| final long stop = System.currentTimeMillis(); |
| final int targetCodeSize = compResult != null ? compResult.getTargetCodeSize() : -1; |
| final long allocatedBytesAfter = GraalServices.getThreadAllocatedBytes(threadId); |
| final long allocatedBytes = (allocatedBytesAfter - allocatedBytesBefore) / 1024; |
| |
| TTY.println(getMethodDescription() + String.format(" | %4dms %5dB %5dkB", stop - start, targetCodeSize, allocatedBytes)); |
| } |
| |
| if (compResult == null) { |
| result = null; |
| return; |
| } |
| |
| // For now precision to the nearest second is sufficient. |
| LogPrinter.writeLog(" Compile Time: " + TimeUnit.MILLISECONDS.toSeconds(endTime - startTime) + "secs"); |
| if (main.options.debug) { |
| aotBackend.printCompiledMethod((HotSpotResolvedJavaMethod) method, compResult); |
| } |
| |
| result = new CompiledMethodInfo(compResult, new AOTHotSpotResolvedJavaMethod((HotSpotResolvedJavaMethod) method, aotBackend.getBackend())); |
| } |
| |
| private String getMethodDescription() { |
| return String.format("%-6d aot %s %s", getId(), JavaMethodInfo.uniqueMethodName(method), |
| getEntryBCI() == JVMCICompiler.INVOCATION_ENTRY_BCI ? "" : "(OSR@" + getEntryBCI() + ") "); |
| } |
| |
| private int getId() { |
| return id; |
| } |
| |
| private static int getEntryBCI() { |
| return JVMCICompiler.INVOCATION_ENTRY_BCI; |
| } |
| |
| ResolvedJavaMethod getMethod() { |
| return method; |
| } |
| |
| /** |
| * Returns the holder of this method as a {@link AOTCompiledClass}. |
| * |
| * @return the holder of this method |
| */ |
| AOTCompiledClass getHolder() { |
| return holder; |
| } |
| |
| /** |
| * Returns the result of this compilation task. |
| * |
| * @return result of this compilation task |
| */ |
| CompiledMethodInfo getResult() { |
| return result; |
| } |
| |
| @Override |
| public int compareTo(Object obj) { |
| AOTCompilationTask other = (AOTCompilationTask) obj; |
| return this.id - other.id; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) |
| return true; |
| if (obj == null) |
| return false; |
| if (getClass() != obj.getClass()) |
| return false; |
| AOTCompilationTask other = (AOTCompilationTask) obj; |
| return (this.id == other.id); |
| } |
| |
| @Override |
| public int hashCode() { |
| return 31 + id; |
| } |
| |
| } |