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269 lines
11 KiB
Java
269 lines
11 KiB
Java
/*
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* Copyright (c) 2025, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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/**
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* @test id=default_gc
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* @requires vm.gc != "Z"
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* @summary Sanity test of combinations of the AOT Code Caching diagnostic flags
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* @requires vm.cds.supports.aot.code.caching
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* @requires vm.compiler1.enabled & vm.compiler2.enabled
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* @comment Both C1 and C2 JIT compilers are required because the test verifies
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* compiler's runtime blobs generation.
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* @requires vm.opt.VerifyOops == null | vm.opt.VerifyOops == false
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* @comment VerifyOops flag switch off AOT code generation. Skip it.
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* @library /test/lib /test/setup_aot
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* @build AOTCodeFlags JavacBenchApp
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* @run driver jdk.test.lib.helpers.ClassFileInstaller -jar app.jar
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* JavacBenchApp
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* JavacBenchApp$ClassFile
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* JavacBenchApp$FileManager
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* JavacBenchApp$SourceFile
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* @run driver/timeout=1500 AOTCodeFlags
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*/
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/**
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* @test id=Z
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* @requires vm.gc.Z
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* @summary Sanity test of combinations of the AOT Code Caching diagnostic flags
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* @requires vm.cds.supports.aot.code.caching
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* @requires vm.compiler1.enabled & vm.compiler2.enabled
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* @comment Both C1 and C2 JIT compilers are required because the test verifies
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* compiler's runtime blobs generation.
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* @requires vm.opt.VerifyOops == null | vm.opt.VerifyOops == false
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* @comment VerifyOops flag switch off AOT code generation. Skip it.
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* @library /test/lib /test/setup_aot
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* @build AOTCodeFlags JavacBenchApp
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* @run driver jdk.test.lib.helpers.ClassFileInstaller -jar app.jar
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* JavacBenchApp
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* JavacBenchApp$ClassFile
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* JavacBenchApp$FileManager
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* JavacBenchApp$SourceFile
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* @run driver/timeout=1500 AOTCodeFlags Z
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*/
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/**
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* @test id=shenandoah
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* @requires vm.gc.Shenandoah
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* @summary Sanity test of combinations of the AOT Code Caching diagnostic flags
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* @requires vm.cds.supports.aot.code.caching
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* @requires vm.compiler1.enabled & vm.compiler2.enabled
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* @comment Both C1 and C2 JIT compilers are required because the test verifies
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* compiler's runtime blobs generation.
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* @requires vm.opt.VerifyOops == null | vm.opt.VerifyOops == false
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* @comment VerifyOops flag switch off AOT code generation. Skip it.
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* @library /test/lib /test/setup_aot
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* @build AOTCodeFlags JavacBenchApp
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* @run driver jdk.test.lib.helpers.ClassFileInstaller -jar app.jar
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* JavacBenchApp
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* JavacBenchApp$ClassFile
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* JavacBenchApp$FileManager
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* JavacBenchApp$SourceFile
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* @run driver/timeout=1500 AOTCodeFlags Shenandoah
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*/
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/**
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* @test id=parallel
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* @requires vm.gc.Parallel
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* @summary Sanity test of combinations of the AOT Code Caching diagnostic flags
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* @requires vm.cds.supports.aot.code.caching
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* @requires vm.compiler1.enabled & vm.compiler2.enabled
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* @comment Both C1 and C2 JIT compilers are required because the test verifies
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* compiler's runtime blobs generation.
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* @requires vm.opt.VerifyOops == null | vm.opt.VerifyOops == false
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* @comment VerifyOops flag switch off AOT code generation. Skip it.
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* @library /test/lib /test/setup_aot
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* @build AOTCodeFlags JavacBenchApp
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* @run driver jdk.test.lib.helpers.ClassFileInstaller -jar app.jar
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* JavacBenchApp
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* JavacBenchApp$ClassFile
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* JavacBenchApp$FileManager
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* JavacBenchApp$SourceFile
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* @run driver/timeout=1500 AOTCodeFlags Parallel
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*/
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import java.util.ArrayList;
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import java.util.List;
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import jdk.test.lib.cds.CDSAppTester;
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import jdk.test.lib.process.OutputAnalyzer;
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public class AOTCodeFlags {
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private static String gcName = null;
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public static void main(String... args) throws Exception {
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Tester t = new Tester(args.length == 0 ? null : args[0]);
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// mode bits 0 and 1 encode AOTAdapterCaching and AOTStubCaching settings
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// aMode is used for assembly run, pMode for production run
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for (int aMode = 0; aMode < 4; aMode++) {
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for (int pMode = 0; pMode < 4; pMode++) {
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t.setTestMode(aMode, pMode);
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t.run(new String[] {"AOT", "--two-step-training"});
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}
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}
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}
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static class Tester extends CDSAppTester {
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private int aMode, pMode;
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private String gcName;
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public Tester(String name) {
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super("AOTCodeFlags");
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aMode = 0;
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pMode = 0;
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gcName = name;
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}
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boolean isAdapterCachingOn(int mode) {
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return (mode & 0x1) != 0;
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}
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boolean isStubCachingOn(int mode) {
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return (mode & 0x2) != 0;
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}
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public void setTestMode(int aMode, int pMode) {
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this.aMode = aMode;
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this.pMode = pMode;
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}
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public List<String> getVMArgsForTestMode(int mode) {
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List<String> list = new ArrayList<String>();
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list.add("-XX:+UnlockDiagnosticVMOptions");
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list.add(isAdapterCachingOn(mode) ? "-XX:+AOTAdapterCaching" : "-XX:-AOTAdapterCaching");
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list.add(isStubCachingOn(mode) ? "-XX:+AOTStubCaching" : "-XX:-AOTStubCaching");
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return list;
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}
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public List<String> getGCArgs() {
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List<String> args = new ArrayList<String>();
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args.add("-Xmx100M");
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if (gcName == null) {
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return args;
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}
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switch (gcName) {
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case "G1":
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case "Z":
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case "Shenandoah":
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case "Parallel":
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args.add("-XX:+Use" + gcName + "GC");
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return args;
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default:
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throw new RuntimeException("Unexpected GC name " + gcName);
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}
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}
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@Override
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public String classpath(RunMode runMode) {
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return "app.jar";
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}
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@Override
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public String[] vmArgs(RunMode runMode) {
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List<String> args = getGCArgs();
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args.addAll(List.of("-Xlog:aot+codecache+init=debug",
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"-Xlog:aot+codecache+exit=debug",
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"-Xlog:aot+codecache+stubs=debug"));
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switch (runMode) {
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case RunMode.ASSEMBLY:
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args.addAll(getVMArgsForTestMode(aMode));
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break;
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case RunMode.PRODUCTION:
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args.addAll(getVMArgsForTestMode(pMode));
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break;
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default:
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break;
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}
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return args.toArray(new String[args.size()]);
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}
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@Override
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public String[] appCommandLine(RunMode runMode) {
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return new String[] { "JavacBenchApp", "10" };
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}
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@Override
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public void checkExecution(OutputAnalyzer out, RunMode runMode) throws Exception {
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if (runMode == RunMode.ASSEMBLY) {
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if (!isAdapterCachingOn(aMode) && !isStubCachingOn(aMode)) { // this is equivalent to completely disable AOT code cache
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out.shouldNotMatch("Adapters:\\s+total");
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out.shouldNotMatch("Shared Blobs:\\s+total");
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out.shouldNotMatch("C1 Blobs:\\s+total");
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out.shouldNotMatch("C2 Blobs:\\s+total");
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} else {
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if (isAdapterCachingOn(aMode)) {
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// AOTAdapterCaching is on, non-zero adapters should be stored
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out.shouldMatch("Adapters:\\s+total=[1-9][0-9]+");
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} else {
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// AOTAdapterCaching is off, no adapters should be stored
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out.shouldMatch("Adapters:\\s+total=0");
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}
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if (isStubCachingOn(aMode)) {
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// AOTStubCaching is on, non-zero stubs should be stored
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out.shouldMatch("Shared Blobs:\\s+total=[1-9][0-9]+");
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out.shouldMatch("C1 Blobs:\\s+total=[1-9][0-9]+");
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// we do not currently load or store C2 stubs
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// because we are seeing weird memory errors
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// when loading them -- see JDK-8357593
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out.shouldMatch("C2 Blobs:\\s+total=0");
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} else {
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// AOTStubCaching is off, no stubs should be stored
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out.shouldMatch("Shared Blobs:\\s+total=0");
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out.shouldMatch("C1 Blobs:\\s+total=0");
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out.shouldMatch("C2 Blobs:\\s+total=0");
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}
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}
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} else if (runMode == RunMode.PRODUCTION) {
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// Irrespective of assembly run mode, if both adapter and stub caching is disabled
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// in production run, then it is equivalent to completely disabling AOT code cache
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if (!isAdapterCachingOn(pMode) && !isStubCachingOn(pMode)) {
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out.shouldNotMatch("Adapters:\\s+total");
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out.shouldNotMatch("Shared Blobs:\\s+total");
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out.shouldNotMatch("C1 Blobs:\\s+total");
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out.shouldNotMatch("C2 Blobs:\\s+total");
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} else {
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// If AOT code cache is effectively disabled in the assembly run, then production run
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// would emit empty code cache message.
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if (!isAdapterCachingOn(aMode) && !isStubCachingOn(aMode)) {
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if (isAdapterCachingOn(pMode) || isStubCachingOn(pMode)) {
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out.shouldMatch("AOT Code Cache is empty");
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}
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} else {
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if (isAdapterCachingOn(aMode)) {
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if (isAdapterCachingOn(pMode)) {
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out.shouldMatch("Read blob.*kind=Adapter.*");
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} else {
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out.shouldNotMatch("Read blob.*kind=Adapter.*");
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}
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}
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if (isStubCachingOn(aMode)) {
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if (isStubCachingOn(pMode)) {
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out.shouldMatch("Read blob.*kind=SharedBlob.*");
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out.shouldMatch("Read blob.*kind=C1Blob.*");
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} else {
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out.shouldNotMatch("Read blob.*kind=SharedBlob.*");
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out.shouldNotMatch("Read blob.*kind=C1Blob.*");
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}
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}
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}
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}
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}
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}
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}
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}
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