test/lib/sun/hotspot/WhiteBox.java
author jiangli
Fri, 05 Oct 2018 18:56:11 -0400
changeset 52030 57862a02bf4b
parent 51747 9bf5205655ee
child 53116 bb03098c4dde
permissions -rw-r--r--
8202951: Implementation of JEP 341: Default CDS Archives 8210592: Convert CDS-mode test sets in tier5 and tier6 to non-CDS-mode tests 8209739: [TESTBUG] javax/imageio/plugins/png/ItxtUtf8Test.java fails with OutOfMemoryError when running in CDS mode Summary: Generate the default CDS archive at JDK build time. Reviewed-by: erikj, ihse, dholmes, iklam, ccheung, mseledtsov Contributed-by: erik.joelsson@oracle.com, jiangli.zhou@oracle.com, calvin.cheung@oracle.com
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/*
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 * Copyright (c) 2012, 2018, 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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package sun.hotspot;
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import java.lang.management.MemoryUsage;
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import java.lang.reflect.Executable;
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import java.util.Arrays;
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import java.util.List;
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import java.util.function.BiFunction;
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import java.util.function.Function;
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import java.security.BasicPermission;
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import java.util.Objects;
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import sun.hotspot.parser.DiagnosticCommand;
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public class WhiteBox {
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  @SuppressWarnings("serial")
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  public static class WhiteBoxPermission extends BasicPermission {
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    public WhiteBoxPermission(String s) {
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      super(s);
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    }
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  }
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  private WhiteBox() {}
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  private static final WhiteBox instance = new WhiteBox();
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  private static native void registerNatives();
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  /**
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   * Returns the singleton WhiteBox instance.
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   *
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   * The returned WhiteBox object should be carefully guarded
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   * by the caller, since it can be used to read and write data
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   * at arbitrary memory addresses. It must never be passed to
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   * untrusted code.
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   */
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  public synchronized static WhiteBox getWhiteBox() {
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    SecurityManager sm = System.getSecurityManager();
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    if (sm != null) {
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      sm.checkPermission(new WhiteBoxPermission("getInstance"));
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    }
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    return instance;
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  }
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  static {
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    registerNatives();
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  }
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  // Get the maximum heap size supporting COOPs
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  public native long getCompressedOopsMaxHeapSize();
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  // Arguments
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  public native void printHeapSizes();
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  // Memory
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  private native long getObjectAddress0(Object o);
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  public           long getObjectAddress(Object o) {
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    Objects.requireNonNull(o);
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    return getObjectAddress0(o);
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  }
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  public native int  getHeapOopSize();
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  public native int  getVMPageSize();
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  public native long getVMAllocationGranularity();
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  public native long getVMLargePageSize();
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  public native long getHeapSpaceAlignment();
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  public native long getHeapAlignment();
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  private native boolean isObjectInOldGen0(Object o);
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  public         boolean isObjectInOldGen(Object o) {
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    Objects.requireNonNull(o);
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    return isObjectInOldGen0(o);
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  }
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  private native long getObjectSize0(Object o);
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  public         long getObjectSize(Object o) {
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    Objects.requireNonNull(o);
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    return getObjectSize0(o);
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  }
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  // Runtime
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  // Make sure class name is in the correct format
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  public boolean isClassAlive(String name) {
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    return isClassAlive0(name.replace('.', '/'));
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  }
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  private native boolean isClassAlive0(String name);
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  public  native int getSymbolRefcount(String name);
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  private native boolean isMonitorInflated0(Object obj);
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  public         boolean isMonitorInflated(Object obj) {
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    Objects.requireNonNull(obj);
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    return isMonitorInflated0(obj);
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  }
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  public native void forceSafepoint();
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  private native long getConstantPool0(Class<?> aClass);
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  public         long getConstantPool(Class<?> aClass) {
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    Objects.requireNonNull(aClass);
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    return getConstantPool0(aClass);
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  }
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  private native int getConstantPoolCacheIndexTag0();
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  public         int getConstantPoolCacheIndexTag() {
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    return getConstantPoolCacheIndexTag0();
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  }
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  private native int getConstantPoolCacheLength0(Class<?> aClass);
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  public         int getConstantPoolCacheLength(Class<?> aClass) {
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    Objects.requireNonNull(aClass);
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    return getConstantPoolCacheLength0(aClass);
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  }
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  private native int remapInstructionOperandFromCPCache0(Class<?> aClass, int index);
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  public         int remapInstructionOperandFromCPCache(Class<?> aClass, int index) {
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    Objects.requireNonNull(aClass);
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    return remapInstructionOperandFromCPCache0(aClass, index);
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  }
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  private native int encodeConstantPoolIndyIndex0(int index);
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  public         int encodeConstantPoolIndyIndex(int index) {
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    return encodeConstantPoolIndyIndex0(index);
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  }
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  // JVMTI
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  private native void addToBootstrapClassLoaderSearch0(String segment);
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  public         void addToBootstrapClassLoaderSearch(String segment){
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    Objects.requireNonNull(segment);
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    addToBootstrapClassLoaderSearch0(segment);
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  }
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  private native void addToSystemClassLoaderSearch0(String segment);
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  public         void addToSystemClassLoaderSearch(String segment) {
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    Objects.requireNonNull(segment);
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    addToSystemClassLoaderSearch0(segment);
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  }
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  // G1
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  public native boolean g1InConcurrentMark();
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  private native boolean g1IsHumongous0(Object o);
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  public         boolean g1IsHumongous(Object o) {
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    Objects.requireNonNull(o);
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    return g1IsHumongous0(o);
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  }
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  private native boolean g1BelongsToHumongousRegion0(long adr);
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  public         boolean g1BelongsToHumongousRegion(long adr) {
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    if (adr == 0) {
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      throw new IllegalArgumentException("adr argument should not be null");
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    }
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    return g1BelongsToHumongousRegion0(adr);
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  }
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  private native boolean g1BelongsToFreeRegion0(long adr);
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  public         boolean g1BelongsToFreeRegion(long adr) {
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    if (adr == 0) {
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      throw new IllegalArgumentException("adr argument should not be null");
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    }
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    return g1BelongsToFreeRegion0(adr);
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  }
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  public native long    g1NumMaxRegions();
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  public native long    g1NumFreeRegions();
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  public native int     g1RegionSize();
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  public native MemoryUsage g1AuxiliaryMemoryUsage();
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  private  native Object[]    parseCommandLine0(String commandline, char delim, DiagnosticCommand[] args);
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  public          Object[]    parseCommandLine(String commandline, char delim, DiagnosticCommand[] args) {
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    Objects.requireNonNull(args);
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    return parseCommandLine0(commandline, delim, args);
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  }
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  // Parallel GC
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  public native long psVirtualSpaceAlignment();
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  public native long psHeapGenerationAlignment();
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  /**
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   * Enumerates old regions with liveness less than specified and produces some statistics
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   * @param liveness percent of region's liveness (live_objects / total_region_size * 100).
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   * @return long[3] array where long[0] - total count of old regions
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   *                             long[1] - total memory of old regions
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   *                             long[2] - lowest estimation of total memory of old regions to be freed (non-full
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   *                             regions are not included)
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   */
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  public native long[] g1GetMixedGCInfo(int liveness);
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  // NMT
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  public native long NMTMalloc(long size);
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  public native void NMTFree(long mem);
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  public native long NMTReserveMemory(long size);
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  public native long NMTAttemptReserveMemoryAt(long addr, long size);
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  public native void NMTCommitMemory(long addr, long size);
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  public native void NMTUncommitMemory(long addr, long size);
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  public native void NMTReleaseMemory(long addr, long size);
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  public native long NMTMallocWithPseudoStack(long size, int index);
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  public native boolean NMTChangeTrackingLevel();
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  public native int NMTGetHashSize();
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  // Compiler
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  public native int     matchesMethod(Executable method, String pattern);
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  public native int     matchesInline(Executable method, String pattern);
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  public native boolean shouldPrintAssembly(Executable method, int comp_level);
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  public native int     deoptimizeFrames(boolean makeNotEntrant);
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  public native void    deoptimizeAll();
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  public        boolean isMethodCompiled(Executable method) {
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    return isMethodCompiled(method, false /*not osr*/);
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  }
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  private native boolean isMethodCompiled0(Executable method, boolean isOsr);
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  public         boolean isMethodCompiled(Executable method, boolean isOsr){
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    Objects.requireNonNull(method);
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    return isMethodCompiled0(method, isOsr);
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  }
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  public        boolean isMethodCompilable(Executable method) {
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    return isMethodCompilable(method, -2 /*any*/);
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  }
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  public        boolean isMethodCompilable(Executable method, int compLevel) {
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    return isMethodCompilable(method, compLevel, false /*not osr*/);
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  }
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  private native boolean isMethodCompilable0(Executable method, int compLevel, boolean isOsr);
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  public         boolean isMethodCompilable(Executable method, int compLevel, boolean isOsr) {
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    Objects.requireNonNull(method);
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    return isMethodCompilable0(method, compLevel, isOsr);
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  }
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  private native boolean isMethodQueuedForCompilation0(Executable method);
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  public         boolean isMethodQueuedForCompilation(Executable method) {
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    Objects.requireNonNull(method);
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    return isMethodQueuedForCompilation0(method);
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  }
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  // Determine if the compiler corresponding to the compilation level 'compLevel'
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  // and to the compilation context 'compilation_context' provides an intrinsic
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  // for the method 'method'. An intrinsic is available for method 'method' if:
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  //  - the intrinsic is enabled (by using the appropriate command-line flag) and
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  //  - the platform on which the VM is running provides the instructions necessary
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  //    for the compiler to generate the intrinsic code.
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  //
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  // The compilation context is related to using the DisableIntrinsic flag on a
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  // per-method level, see hotspot/src/share/vm/compiler/abstractCompiler.hpp
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  // for more details.
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  public boolean isIntrinsicAvailable(Executable method,
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                                      Executable compilationContext,
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                                      int compLevel) {
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      Objects.requireNonNull(method);
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      return isIntrinsicAvailable0(method, compilationContext, compLevel);
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  }
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  // If usage of the DisableIntrinsic flag is not expected (or the usage can be ignored),
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  // use the below method that does not require the compilation context as argument.
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  public boolean isIntrinsicAvailable(Executable method, int compLevel) {
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      return isIntrinsicAvailable(method, null, compLevel);
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  }
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  private native boolean isIntrinsicAvailable0(Executable method,
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                                               Executable compilationContext,
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                                               int compLevel);
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  public        int     deoptimizeMethod(Executable method) {
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    return deoptimizeMethod(method, false /*not osr*/);
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  }
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  private native int     deoptimizeMethod0(Executable method, boolean isOsr);
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  public         int     deoptimizeMethod(Executable method, boolean isOsr) {
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    Objects.requireNonNull(method);
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    return deoptimizeMethod0(method, isOsr);
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  }
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  public        void    makeMethodNotCompilable(Executable method) {
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    makeMethodNotCompilable(method, -2 /*any*/);
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  }
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  public        void    makeMethodNotCompilable(Executable method, int compLevel) {
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    makeMethodNotCompilable(method, compLevel, false /*not osr*/);
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  }
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  private native void    makeMethodNotCompilable0(Executable method, int compLevel, boolean isOsr);
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  public         void    makeMethodNotCompilable(Executable method, int compLevel, boolean isOsr) {
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    Objects.requireNonNull(method);
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    makeMethodNotCompilable0(method, compLevel, isOsr);
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  }
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  public        int     getMethodCompilationLevel(Executable method) {
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    return getMethodCompilationLevel(method, false /*not ost*/);
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  }
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  private native int     getMethodCompilationLevel0(Executable method, boolean isOsr);
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  public         int     getMethodCompilationLevel(Executable method, boolean isOsr) {
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    Objects.requireNonNull(method);
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    return getMethodCompilationLevel0(method, isOsr);
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  }
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  private native boolean testSetDontInlineMethod0(Executable method, boolean value);
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  public         boolean testSetDontInlineMethod(Executable method, boolean value) {
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    Objects.requireNonNull(method);
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    return testSetDontInlineMethod0(method, value);
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  }
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  public        int     getCompileQueuesSize() {
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    return getCompileQueueSize(-2 /*any*/);
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  }
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  public native int     getCompileQueueSize(int compLevel);
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  private native boolean testSetForceInlineMethod0(Executable method, boolean value);
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  public         boolean testSetForceInlineMethod(Executable method, boolean value) {
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    Objects.requireNonNull(method);
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    return testSetForceInlineMethod0(method, value);
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  }
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  public        boolean enqueueMethodForCompilation(Executable method, int compLevel) {
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    return enqueueMethodForCompilation(method, compLevel, -1 /*InvocationEntryBci*/);
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  }
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  private native boolean enqueueMethodForCompilation0(Executable method, int compLevel, int entry_bci);
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  public  boolean enqueueMethodForCompilation(Executable method, int compLevel, int entry_bci) {
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    Objects.requireNonNull(method);
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    return enqueueMethodForCompilation0(method, compLevel, entry_bci);
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  }
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  private native boolean enqueueInitializerForCompilation0(Class<?> aClass, int compLevel);
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  public  boolean enqueueInitializerForCompilation(Class<?> aClass, int compLevel) {
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    Objects.requireNonNull(aClass);
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    return enqueueInitializerForCompilation0(aClass, compLevel);
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  }
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  private native void    clearMethodState0(Executable method);
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  public         void    clearMethodState(Executable method) {
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    Objects.requireNonNull(method);
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    clearMethodState0(method);
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  }
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  public native void    lockCompilation();
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  public native void    unlockCompilation();
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  private native int     getMethodEntryBci0(Executable method);
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  public         int     getMethodEntryBci(Executable method) {
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    Objects.requireNonNull(method);
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    return getMethodEntryBci0(method);
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  }
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  private native Object[] getNMethod0(Executable method, boolean isOsr);
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  public         Object[] getNMethod(Executable method, boolean isOsr) {
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    Objects.requireNonNull(method);
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    return getNMethod0(method, isOsr);
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  }
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  public native long    allocateCodeBlob(int size, int type);
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  public        long    allocateCodeBlob(long size, int type) {
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      int intSize = (int) size;
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      if ((long) intSize != size || size < 0) {
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          throw new IllegalArgumentException(
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                "size argument has illegal value " + size);
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      }
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      return allocateCodeBlob( intSize, type);
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  }
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  public native void    freeCodeBlob(long addr);
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  public native void    forceNMethodSweep();
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  public native Object[] getCodeHeapEntries(int type);
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  public native int     getCompilationActivityMode();
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  private native long getMethodData0(Executable method);
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  public         long getMethodData(Executable method) {
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    Objects.requireNonNull(method);
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    return getMethodData0(method);
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  }
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  public native Object[] getCodeBlob(long addr);
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  private native void clearInlineCaches0(boolean preserve_static_stubs);
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  public void clearInlineCaches() {
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    clearInlineCaches0(false);
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  }
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  public void clearInlineCaches(boolean preserve_static_stubs) {
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    clearInlineCaches0(preserve_static_stubs);
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   370
  }
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   371
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  // Intered strings
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  public native boolean isInStringTable(String str);
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   374
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  // Memory
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  public native void readReservedMemory();
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  public native long allocateMetaspace(ClassLoader classLoader, long size);
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  public native void freeMetaspace(ClassLoader classLoader, long addr, long size);
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   379
  public native long incMetaspaceCapacityUntilGC(long increment);
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   380
  public native long metaspaceCapacityUntilGC();
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   381
  public native boolean metaspaceShouldConcurrentCollect();
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   382
  public native long metaspaceReserveAlignment();
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   383
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   384
  // Don't use these methods directly
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   385
  // Use sun.hotspot.gc.GC class instead.
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   386
  public native boolean isGCSupported(int name);
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   387
  public native boolean isGCSelected(int name);
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  public native boolean isGCSelectedErgonomically();
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   389
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  // Force Young GC
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   391
  public native void youngGC();
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   392
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   393
  // Force Full GC
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   394
  public native void fullGC();
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   395
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   396
  // Returns true if the current GC supports control of its concurrent
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   397
  // phase via requestConcurrentGCPhase().  If false, a request will
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   398
  // always fail.
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   399
  public native boolean supportsConcurrentGCPhaseControl();
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   400
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   401
  // Returns an array of concurrent phase names provided by this
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   402
  // collector.  These are the names recognized by
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   403
  // requestConcurrentGCPhase().
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   404
  public native String[] getConcurrentGCPhases();
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   405
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   406
  // Attempt to put the collector into the indicated concurrent phase,
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   407
  // and attempt to remain in that state until a new request is made.
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   408
  //
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   409
  // Returns immediately if already in the requested phase.
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   410
  // Otherwise, waits until the phase is reached.
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   411
  //
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   412
  // Throws IllegalStateException if unsupported by the current collector.
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   413
  // Throws NullPointerException if phase is null.
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   414
  // Throws IllegalArgumentException if phase is not valid for the current collector.
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   415
  public void requestConcurrentGCPhase(String phase) {
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   416
    if (!supportsConcurrentGCPhaseControl()) {
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   417
      throw new IllegalStateException("Concurrent GC phase control not supported");
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   418
    } else if (phase == null) {
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   419
      throw new NullPointerException("null phase");
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   420
    } else if (!requestConcurrentGCPhase0(phase)) {
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   421
      throw new IllegalArgumentException("Unknown concurrent GC phase: " + phase);
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diff changeset
   422
    }
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diff changeset
   423
  }
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   424
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   425
  // Helper for requestConcurrentGCPhase().  Returns true if request
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   426
  // succeeded, false if the phase is invalid.
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   427
  private native boolean requestConcurrentGCPhase0(String phase);
177c44a71273 8169517: WhiteBox should provide concurrent GC phase control
kbarrett
parents: 46194
diff changeset
   428
28154
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   429
  // Method tries to start concurrent mark cycle.
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   430
  // It returns false if CM Thread is always in concurrent cycle.
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   431
  public native boolean g1StartConcMarkCycle();
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   432
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   433
  // Tests on ReservedSpace/VirtualSpace classes
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   434
  public native int stressVirtualSpaceResize(long reservedSpaceSize, long magnitude, long iterations);
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   435
  public native void runMemoryUnitTests();
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   436
  public native void readFromNoaccessArea();
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   437
  public native long getThreadStackSize();
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   438
  public native long getThreadRemainingStackSize();
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   439
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   440
  // CPU features
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   441
  public native String getCPUFeatures();
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   442
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   443
  // VM flags
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   444
  public native boolean isConstantVMFlag(String name);
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   445
  public native boolean isLockedVMFlag(String name);
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   446
  public native void    setBooleanVMFlag(String name, boolean value);
31221
72b40bd3f4ee 8080947: Add uint as a valid VM flag type
david
parents: 30083
diff changeset
   447
  public native void    setIntVMFlag(String name, long value);
72b40bd3f4ee 8080947: Add uint as a valid VM flag type
david
parents: 30083
diff changeset
   448
  public native void    setUintVMFlag(String name, long value);
28154
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   449
  public native void    setIntxVMFlag(String name, long value);
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   450
  public native void    setUintxVMFlag(String name, long value);
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   451
  public native void    setUint64VMFlag(String name, long value);
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   452
  public native void    setSizeTVMFlag(String name, long value);
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   453
  public native void    setStringVMFlag(String name, String value);
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   454
  public native void    setDoubleVMFlag(String name, double value);
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   455
  public native Boolean getBooleanVMFlag(String name);
31221
72b40bd3f4ee 8080947: Add uint as a valid VM flag type
david
parents: 30083
diff changeset
   456
  public native Long    getIntVMFlag(String name);
72b40bd3f4ee 8080947: Add uint as a valid VM flag type
david
parents: 30083
diff changeset
   457
  public native Long    getUintVMFlag(String name);
28154
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   458
  public native Long    getIntxVMFlag(String name);
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   459
  public native Long    getUintxVMFlag(String name);
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   460
  public native Long    getUint64VMFlag(String name);
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   461
  public native Long    getSizeTVMFlag(String name);
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   462
  public native String  getStringVMFlag(String name);
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   463
  public native Double  getDoubleVMFlag(String name);
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   464
  private final List<Function<String,Object>> flagsGetters = Arrays.asList(
31221
72b40bd3f4ee 8080947: Add uint as a valid VM flag type
david
parents: 30083
diff changeset
   465
    this::getBooleanVMFlag, this::getIntVMFlag, this::getUintVMFlag,
72b40bd3f4ee 8080947: Add uint as a valid VM flag type
david
parents: 30083
diff changeset
   466
    this::getIntxVMFlag, this::getUintxVMFlag, this::getUint64VMFlag,
72b40bd3f4ee 8080947: Add uint as a valid VM flag type
david
parents: 30083
diff changeset
   467
    this::getSizeTVMFlag, this::getStringVMFlag, this::getDoubleVMFlag);
28154
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   468
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   469
  public Object getVMFlag(String name) {
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   470
    return flagsGetters.stream()
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   471
                       .map(f -> f.apply(name))
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   472
                       .filter(x -> x != null)
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   473
                       .findAny()
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   474
                       .orElse(null);
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   475
  }
36506
17612cee3530 8142968: Module System implementation
alanb
parents: 36287
diff changeset
   476
17612cee3530 8142968: Module System implementation
alanb
parents: 36287
diff changeset
   477
  // Jigsaw
46209
2ca4b9abe9b6 8165896: Use "open" flag from JVM_DefineModule to export all module packages
rprotacio
parents: 46205
diff changeset
   478
  public native void DefineModule(Object module, boolean is_open, String version,
2ca4b9abe9b6 8165896: Use "open" flag from JVM_DefineModule to export all module packages
rprotacio
parents: 46205
diff changeset
   479
                                  String location, Object[] packages);
36506
17612cee3530 8142968: Module System implementation
alanb
parents: 36287
diff changeset
   480
  public native void AddModuleExports(Object from_module, String pkg, Object to_module);
17612cee3530 8142968: Module System implementation
alanb
parents: 36287
diff changeset
   481
  public native void AddReadsModule(Object from_module, Object source_module);
17612cee3530 8142968: Module System implementation
alanb
parents: 36287
diff changeset
   482
  public native void AddModuleExportsToAllUnnamed(Object module, String pkg);
17612cee3530 8142968: Module System implementation
alanb
parents: 36287
diff changeset
   483
  public native void AddModuleExportsToAll(Object module, String pkg);
17612cee3530 8142968: Module System implementation
alanb
parents: 36287
diff changeset
   484
28154
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   485
  public native int getOffsetForName0(String name);
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   486
  public int getOffsetForName(String name) throws Exception {
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   487
    int offset = getOffsetForName0(name);
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   488
    if (offset == -1) {
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   489
      throw new RuntimeException(name + " not found");
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   490
    }
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   491
    return offset;
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   492
  }
29440
87390f81c75d 8074980: add WhiteBox API to get a flag value for a method
iignatyev
parents: 28351
diff changeset
   493
  public native Boolean getMethodBooleanOption(Executable method, String name);
87390f81c75d 8074980: add WhiteBox API to get a flag value for a method
iignatyev
parents: 28351
diff changeset
   494
  public native Long    getMethodIntxOption(Executable method, String name);
87390f81c75d 8074980: add WhiteBox API to get a flag value for a method
iignatyev
parents: 28351
diff changeset
   495
  public native Long    getMethodUintxOption(Executable method, String name);
87390f81c75d 8074980: add WhiteBox API to get a flag value for a method
iignatyev
parents: 28351
diff changeset
   496
  public native Double  getMethodDoubleOption(Executable method, String name);
87390f81c75d 8074980: add WhiteBox API to get a flag value for a method
iignatyev
parents: 28351
diff changeset
   497
  public native String  getMethodStringOption(Executable method, String name);
87390f81c75d 8074980: add WhiteBox API to get a flag value for a method
iignatyev
parents: 28351
diff changeset
   498
  private final List<BiFunction<Executable,String,Object>> methodOptionGetters
87390f81c75d 8074980: add WhiteBox API to get a flag value for a method
iignatyev
parents: 28351
diff changeset
   499
      = Arrays.asList(this::getMethodBooleanOption, this::getMethodIntxOption,
87390f81c75d 8074980: add WhiteBox API to get a flag value for a method
iignatyev
parents: 28351
diff changeset
   500
          this::getMethodUintxOption, this::getMethodDoubleOption,
87390f81c75d 8074980: add WhiteBox API to get a flag value for a method
iignatyev
parents: 28351
diff changeset
   501
          this::getMethodStringOption);
87390f81c75d 8074980: add WhiteBox API to get a flag value for a method
iignatyev
parents: 28351
diff changeset
   502
87390f81c75d 8074980: add WhiteBox API to get a flag value for a method
iignatyev
parents: 28351
diff changeset
   503
  public Object getMethodOption(Executable method, String name) {
87390f81c75d 8074980: add WhiteBox API to get a flag value for a method
iignatyev
parents: 28351
diff changeset
   504
    return methodOptionGetters.stream()
87390f81c75d 8074980: add WhiteBox API to get a flag value for a method
iignatyev
parents: 28351
diff changeset
   505
                              .map(f -> f.apply(method, name))
87390f81c75d 8074980: add WhiteBox API to get a flag value for a method
iignatyev
parents: 28351
diff changeset
   506
                              .filter(x -> x != null)
87390f81c75d 8074980: add WhiteBox API to get a flag value for a method
iignatyev
parents: 28351
diff changeset
   507
                              .findAny()
87390f81c75d 8074980: add WhiteBox API to get a flag value for a method
iignatyev
parents: 28351
diff changeset
   508
                              .orElse(null);
87390f81c75d 8074980: add WhiteBox API to get a flag value for a method
iignatyev
parents: 28351
diff changeset
   509
  }
28154
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   510
28159
d5940675c190 8067972: Bring changes made to WhiteBox.java in 8047290 to that file new location in the top repo
kvn
parents: 28157
diff changeset
   511
  // Safepoint Checking
d5940675c190 8067972: Bring changes made to WhiteBox.java in 8047290 to that file new location in the top repo
kvn
parents: 28157
diff changeset
   512
  public native void assertMatchingSafepointCalls(boolean mutexSafepointValue, boolean attemptedNoSafepointValue);
31314
f273a8edea25 8015086: add interned strings to the shared archive.
jiangli
parents: 31221
diff changeset
   513
46247
c703884b0459 8179302: Pre-resolve constant pool string entries and cache resolved_reference arrays in CDS archive.
jiangli
parents: 46242
diff changeset
   514
  // Sharing & archiving
52030
57862a02bf4b 8202951: Implementation of JEP 341: Default CDS Archives
jiangli
parents: 51747
diff changeset
   515
  public native String  getDefaultArchivePath();
57862a02bf4b 8202951: Implementation of JEP 341: Default CDS Archives
jiangli
parents: 51747
diff changeset
   516
  public native boolean isSharingEnabled();
36506
17612cee3530 8142968: Module System implementation
alanb
parents: 36287
diff changeset
   517
  public native boolean isShared(Object o);
34113
210cb6523c6e 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 33432
diff changeset
   518
  public native boolean isSharedClass(Class<?> c);
31317
9029b3303113 8098821: Crash in system dictionary initialization with shared strings
mseledtsov
parents: 31314
diff changeset
   519
  public native boolean areSharedStringsIgnored();
46242
9465c23e4e0d 8185436: jtreg: introduce @requires property to disable cds tests
goetz
parents: 46240
diff changeset
   520
  public native boolean isCDSIncludedInVmBuild();
51214
67736b4846a0 8207830: [aix] disable jfr in build and tests
goetz
parents: 49630
diff changeset
   521
  public native boolean isJFRIncludedInVmBuild();
49008
d777541fceba 8191375: Add high-level jtreg VMProps to filter out CDS tests
iklam
parents: 48975
diff changeset
   522
  public native boolean isJavaHeapArchiveSupported();
46247
c703884b0459 8179302: Pre-resolve constant pool string entries and cache resolved_reference arrays in CDS archive.
jiangli
parents: 46242
diff changeset
   523
  public native Object  getResolvedReferences(Class<?> c);
47805
506775a4f446 8189840: CheckCachedResolvedReferencesApp has no cached resolved references
jiangli
parents: 47264
diff changeset
   524
  public native boolean areOpenArchiveHeapObjectsMapped();
36536
1ecb1c7ada71 8150646: Add support for blocking compiles though whitebox API
simonis
parents: 36287
diff changeset
   525
1ecb1c7ada71 8150646: Add support for blocking compiles though whitebox API
simonis
parents: 36287
diff changeset
   526
  // Compiler Directive
1ecb1c7ada71 8150646: Add support for blocking compiles though whitebox API
simonis
parents: 36287
diff changeset
   527
  public native int addCompilerDirective(String compDirect);
1ecb1c7ada71 8150646: Add support for blocking compiles though whitebox API
simonis
parents: 36287
diff changeset
   528
  public native void removeCompilerDirective(int count);
47264
8b5ed0358b3a 8187045: [linux] Not all libraries in the VM are linked with -z,noexecstack
goetz
parents: 46247
diff changeset
   529
47881
0ce0ac68ace7 8189941: Implementation JEP 312: Thread-local handshake
rehn
parents: 47805
diff changeset
   530
  // Handshakes
0ce0ac68ace7 8189941: Implementation JEP 312: Thread-local handshake
rehn
parents: 47805
diff changeset
   531
  public native int handshakeWalkStack(Thread t, boolean all_threads);
0ce0ac68ace7 8189941: Implementation JEP 312: Thread-local handshake
rehn
parents: 47805
diff changeset
   532
47264
8b5ed0358b3a 8187045: [linux] Not all libraries in the VM are linked with -z,noexecstack
goetz
parents: 46247
diff changeset
   533
  // Returns true on linux if library has the noexecstack flag set.
8b5ed0358b3a 8187045: [linux] Not all libraries in the VM are linked with -z,noexecstack
goetz
parents: 46247
diff changeset
   534
  public native boolean checkLibSpecifiesNoexecstack(String libfilename);
47908
d6d00f785f39 8189762: [TESTBUG] Create tests for JDK-8146115 container awareness and resource configuration
mseledtsov
parents: 47881
diff changeset
   535
d6d00f785f39 8189762: [TESTBUG] Create tests for JDK-8146115 container awareness and resource configuration
mseledtsov
parents: 47881
diff changeset
   536
  // Container testing
d6d00f785f39 8189762: [TESTBUG] Create tests for JDK-8146115 container awareness and resource configuration
mseledtsov
parents: 47881
diff changeset
   537
  public native boolean isContainerized();
d6d00f785f39 8189762: [TESTBUG] Create tests for JDK-8146115 container awareness and resource configuration
mseledtsov
parents: 47881
diff changeset
   538
  public native void printOsInfo();
d6d00f785f39 8189762: [TESTBUG] Create tests for JDK-8146115 container awareness and resource configuration
mseledtsov
parents: 47881
diff changeset
   539
48975
2c35fd3c5789 8193373: Cleanup ElfFile and family
zgu
parents: 47908
diff changeset
   540
  // Decoder
2c35fd3c5789 8193373: Cleanup ElfFile and family
zgu
parents: 47908
diff changeset
   541
  public native void disableElfSectionCache();
51567
0c4f2b26849e 8209844: MemberNameLeak.java fails when ResolvedMethod entry is not removed
pchilanomate
parents: 51214
diff changeset
   542
0c4f2b26849e 8209844: MemberNameLeak.java fails when ResolvedMethod entry is not removed
pchilanomate
parents: 51214
diff changeset
   543
  // Resolved Method Table
0c4f2b26849e 8209844: MemberNameLeak.java fails when ResolvedMethod entry is not removed
pchilanomate
parents: 51214
diff changeset
   544
  public native int resolvedMethodRemovedCount();
51610
cdef4df6b0e7 8206424: Use locking for cleaning ProtectionDomainTable
pchilanomate
parents: 51567
diff changeset
   545
cdef4df6b0e7 8206424: Use locking for cleaning ProtectionDomainTable
pchilanomate
parents: 51567
diff changeset
   546
  // Protection Domain Table
cdef4df6b0e7 8206424: Use locking for cleaning ProtectionDomainTable
pchilanomate
parents: 51567
diff changeset
   547
  public native int protectionDomainRemovedCount();
28154
342e86350dc8 8066433: Move Whitebox test library to top level repository
thartmann
parents:
diff changeset
   548
}