--- /dev/null 2014-12-09 10:24:54.869534011 +0100 +++ new/test/lib/jdk/testlib/parser/DiagnosticCommand.java 2014-12-09 13:30:33.789108987 +0100 @@ -0,0 +1,77 @@ +/* + * Copyright (c) 2012, 2014, 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.testlib.parser; + +public class DiagnosticCommand { + + public enum DiagnosticArgumentType { + JLONG, BOOLEAN, STRING, NANOTIME, STRINGARRAY, MEMORYSIZE + } + + private String name; + private String desc; + private DiagnosticArgumentType type; + private boolean mandatory; + private String defaultValue; + private boolean argument; + + public DiagnosticCommand(String name, String desc, DiagnosticArgumentType type, + boolean mandatory, String defaultValue) { + this(name, desc, type, false, mandatory, defaultValue); + } + + public DiagnosticCommand(String name, String desc, DiagnosticArgumentType type, + boolean argument, boolean mandatory, String defaultValue) { + this.name = name; + this.desc = desc; + this.type = type; + this.mandatory = mandatory; + this.defaultValue = defaultValue; + this.argument = argument; + } + + public String getName() { + return name; + } + + public String getDesc() { + return desc; + } + + public DiagnosticArgumentType getType() { + return type; + } + + public boolean isMandatory() { + return mandatory; + } + + public boolean isArgument() { + return argument; + } + + public String getDefaultValue() { + return defaultValue; + } +} --- /dev/null 2014-12-09 10:24:54.869534011 +0100 +++ new/test/lib/jdk/testlib/code/BlobType.java 2014-12-09 13:30:33.793108987 +0100 @@ -0,0 +1,90 @@ +/* + * Copyright (c) 2014, 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.testlib.code; + +import java.lang.management.ManagementFactory; +import java.lang.management.MemoryPoolMXBean; +import java.util.EnumSet; + +import jdk.testlib.WhiteBox; + +public enum BlobType { + // Execution level 1 and 4 (non-profiled) nmethods (including native nmethods) + MethodNonProfiled(0, "CodeHeap 'non-profiled nmethods'"), + // Execution level 2 and 3 (profiled) nmethods + MethodProfiled(1, "CodeHeap 'profiled nmethods'"), + // Non-nmethods like Buffers, Adapters and Runtime Stubs + NonNMethod(2, "CodeHeap 'non-nmethods'") { + @Override + public boolean allowTypeWhenOverflow(BlobType type) { + return super.allowTypeWhenOverflow(type) + || type == BlobType.MethodNonProfiled; + } + }, + // All types (No code cache segmentation) + All(3, "CodeCache"); + + public final int id; + private final String beanName; + + private BlobType(int id, String beanName) { + this.id = id; + this.beanName = beanName; + } + + public MemoryPoolMXBean getMemoryPool() { + for (MemoryPoolMXBean bean : ManagementFactory.getMemoryPoolMXBeans()) { + String name = bean.getName(); + if (beanName.equals(name)) { + return bean; + } + } + return null; + } + + public boolean allowTypeWhenOverflow(BlobType type) { + return type == this; + } + + public static EnumSet getAvailable() { + WhiteBox whiteBox = WhiteBox.getWhiteBox(); + if (!whiteBox.getBooleanVMFlag("SegmentedCodeCache")) { + // only All for non segmented world + return EnumSet.of(All); + } + if (System.getProperty("java.vm.info").startsWith("interpreted ")) { + // only NonNMethod for -Xint + return EnumSet.of(NonNMethod); + } + + EnumSet result = EnumSet.complementOf(EnumSet.of(All)); + if (!whiteBox.getBooleanVMFlag("TieredCompilation") + || whiteBox.getIntxVMFlag("TieredStopAtLevel") <= 1) { + // there is no MethodProfiled in non tiered world or pure C1 + result.remove(MethodProfiled); + } + return result; + } +} --- /dev/null 2014-12-09 10:24:54.869534011 +0100 +++ new/test/lib/jdk/testlib/code/NMethod.java 2014-12-09 13:30:33.777108986 +0100 @@ -0,0 +1,57 @@ +/* + * Copyright (c) 2014, 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.testlib.code; + +import java.lang.reflect.Executable; + +import jdk.testlib.WhiteBox; + +public class NMethod extends CodeBlob { + private static final WhiteBox wb = WhiteBox.getWhiteBox(); + public static NMethod get(Executable method, boolean isOsr) { + Object[] obj = wb.getNMethod(method, isOsr); + return obj == null ? null : new NMethod(obj); + } + private NMethod(Object[] obj) { + super((Object[])obj[0]); + assert obj.length == 4; + comp_level = (Integer) obj[1]; + insts = (byte[]) obj[2]; + compile_id = (Integer) obj[3]; + } + public final byte[] insts; + public final int comp_level; + public final int compile_id; + + @Override + public String toString() { + return "NMethod{" + + super.toString() + + ", insts=" + insts + + ", comp_level=" + comp_level + + ", compile_id=" + compile_id + + '}'; + } +} --- /dev/null 2014-12-09 10:24:54.869534011 +0100 +++ new/test/lib/jdk/testlib/code/CodeBlob.java 2014-12-09 13:30:33.809108987 +0100 @@ -0,0 +1,68 @@ +/* + * Copyright (c) 2014, 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.testlib.code; + +import jdk.testlib.WhiteBox; + +public class CodeBlob { + private static final WhiteBox WB = WhiteBox.getWhiteBox(); + public static CodeBlob[] getCodeBlobs(BlobType type) { + Object[] obj = WB.getCodeHeapEntries(type.id); + if (obj == null) { + return null; + } + CodeBlob[] result = new CodeBlob[obj.length]; + for (int i = 0, n = result.length; i < n; ++i) { + result[i] = new CodeBlob((Object[]) obj[i]); + } + return result; + } + public static CodeBlob getCodeBlob(long addr) { + Object[] obj = WB.getCodeBlob(addr); + if (obj == null) { + return null; + } + return new CodeBlob(obj); + } + protected CodeBlob(Object[] obj) { + assert obj.length == 3; + name = (String) obj[0]; + size = (Integer) obj[1]; + code_blob_type = BlobType.values()[(Integer) obj[2]]; + assert code_blob_type.id == (Integer) obj[2]; + } + public final String name; + public final int size; + public final BlobType code_blob_type; + + @Override + public String toString() { + return "CodeBlob{" + + "name=" + name + + ", size=" + size + + ", code_blob_type=" + code_blob_type + + '}'; + } +} --- /dev/null 2014-12-09 10:24:54.869534011 +0100 +++ new/test/lib/Makefile 2014-12-09 13:30:33.857108989 +0100 @@ -0,0 +1,65 @@ +# +# 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. +# + +# Utility Makefile that creates wb.jar, which is used to simplify using +# the Whitebox API outside the jtreg-testbase. + +ifneq "x$(ALT_BOOTDIR)" "x" + BOOTDIR := $(ALT_BOOTDIR) +endif + +ifeq "x$(BOOTDIR)" "x" + JDK_HOME := $(shell dirname $(shell which java))/.. +else + JDK_HOME := $(BOOTDIR) +endif + +SRC_DIR = ./ +BUILD_DIR = build +OUTPUT_DIR = $(BUILD_DIR)/classes + +JAVAC = $(JDK_HOME)/bin/javac +JAR = $(JDK_HOME)/bin/jar + +SRC_FILES = $(shell find $(SRC_DIR) -name '*.java') + +.PHONY: filelist clean cleantmp + +all: wb.jar cleantmp + +wb.jar: filelist + @mkdir -p $(OUTPUT_DIR) + $(JAVAC) -sourcepath $(SRC_DIR) -d $(OUTPUT_DIR) -cp $(OUTPUT_DIR) @filelist + $(JAR) cf wb.jar -C $(OUTPUT_DIR) . + @rm -rf $(OUTPUT_DIR) + +filelist: $(SRC_FILES) + @rm -f $@ + @echo $(SRC_FILES) > $@ + +clean: cleantmp + @rm -rf wb.jar + +cleantmp: + @rm -rf filelist + @rm -rf $(BUILD_DIR) --- /dev/null 2014-12-09 10:24:54.869534011 +0100 +++ new/test/lib/jdk/testlib/WhiteBox.java 2014-12-09 13:30:33.809108987 +0100 @@ -0,0 +1,243 @@ +/* + * Copyright (c) 2012, 2014, 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.testlib; + +import java.lang.reflect.Executable; +import java.util.Arrays; +import java.util.List; +import java.util.function.Function; +import java.util.stream.Stream; +import java.security.BasicPermission; + +import jdk.testlib.parser.DiagnosticCommand; + +public class WhiteBox { + + @SuppressWarnings("serial") + public static class WhiteBoxPermission extends BasicPermission { + public WhiteBoxPermission(String s) { + super(s); + } + } + + private WhiteBox() {} + private static final WhiteBox instance = new WhiteBox(); + private static native void registerNatives(); + + /** + * Returns the singleton WhiteBox instance. + * + * The returned WhiteBox object should be carefully guarded + * by the caller, since it can be used to read and write data + * at arbitrary memory addresses. It must never be passed to + * untrusted code. + */ + public synchronized static WhiteBox getWhiteBox() { + SecurityManager sm = System.getSecurityManager(); + if (sm != null) { + sm.checkPermission(new WhiteBoxPermission("getInstance")); + } + return instance; + } + + static { + registerNatives(); + } + + // Get the maximum heap size supporting COOPs + public native long getCompressedOopsMaxHeapSize(); + // Arguments + public native void printHeapSizes(); + + // Memory + public native long getObjectAddress(Object o); + public native int getHeapOopSize(); + public native int getVMPageSize(); + public native boolean isObjectInOldGen(Object o); + public native long getObjectSize(Object o); + + // Runtime + // Make sure class name is in the correct format + public boolean isClassAlive(String name) { + return isClassAlive0(name.replace('.', '/')); + } + private native boolean isClassAlive0(String name); + + // JVMTI + public native void addToBootstrapClassLoaderSearch(String segment); + public native void addToSystemClassLoaderSearch(String segment); + + // G1 + public native boolean g1InConcurrentMark(); + public native boolean g1IsHumongous(Object o); + public native long g1NumFreeRegions(); + public native int g1RegionSize(); + public native Object[] parseCommandLine(String commandline, char delim, DiagnosticCommand[] args); + + // NMT + public native long NMTMalloc(long size); + public native void NMTFree(long mem); + public native long NMTReserveMemory(long size); + public native void NMTCommitMemory(long addr, long size); + public native void NMTUncommitMemory(long addr, long size); + public native void NMTReleaseMemory(long addr, long size); + public native long NMTMallocWithPseudoStack(long size, int index); + public native boolean NMTIsDetailSupported(); + public native boolean NMTChangeTrackingLevel(); + public native int NMTGetHashSize(); + + // Compiler + public native void deoptimizeAll(); + public boolean isMethodCompiled(Executable method) { + return isMethodCompiled(method, false /*not osr*/); + } + public native boolean isMethodCompiled(Executable method, boolean isOsr); + public boolean isMethodCompilable(Executable method) { + return isMethodCompilable(method, -1 /*any*/); + } + public boolean isMethodCompilable(Executable method, int compLevel) { + return isMethodCompilable(method, compLevel, false /*not osr*/); + } + public native boolean isMethodCompilable(Executable method, int compLevel, boolean isOsr); + public native boolean isMethodQueuedForCompilation(Executable method); + public int deoptimizeMethod(Executable method) { + return deoptimizeMethod(method, false /*not osr*/); + } + public native int deoptimizeMethod(Executable method, boolean isOsr); + public void makeMethodNotCompilable(Executable method) { + makeMethodNotCompilable(method, -1 /*any*/); + } + public void makeMethodNotCompilable(Executable method, int compLevel) { + makeMethodNotCompilable(method, compLevel, false /*not osr*/); + } + public native void makeMethodNotCompilable(Executable method, int compLevel, boolean isOsr); + public int getMethodCompilationLevel(Executable method) { + return getMethodCompilationLevel(method, false /*not ost*/); + } + public native int getMethodCompilationLevel(Executable method, boolean isOsr); + public native boolean testSetDontInlineMethod(Executable method, boolean value); + public int getCompileQueuesSize() { + return getCompileQueueSize(-1 /*any*/); + } + public native int getCompileQueueSize(int compLevel); + public native boolean testSetForceInlineMethod(Executable method, boolean value); + public boolean enqueueMethodForCompilation(Executable method, int compLevel) { + return enqueueMethodForCompilation(method, compLevel, -1 /*InvocationEntryBci*/); + } + public native boolean enqueueMethodForCompilation(Executable method, int compLevel, int entry_bci); + public native void clearMethodState(Executable method); + public native void lockCompilation(); + public native void unlockCompilation(); + public native int getMethodEntryBci(Executable method); + public native Object[] getNMethod(Executable method, boolean isOsr); + public native long allocateCodeBlob(int size, int type); + public native void freeCodeBlob(long addr); + public void forceNMethodSweep() { + try { + forceNMethodSweep0().join(); + } catch (InterruptedException e) { + Thread.currentThread().interrupt(); + } + } + public native Thread forceNMethodSweep0(); + public native Object[] getCodeHeapEntries(int type); + public native int getCompilationActivityMode(); + public native Object[] getCodeBlob(long addr); + + // Intered strings + public native boolean isInStringTable(String str); + + // Memory + public native void readReservedMemory(); + public native long allocateMetaspace(ClassLoader classLoader, long size); + public native void freeMetaspace(ClassLoader classLoader, long addr, long size); + public native long incMetaspaceCapacityUntilGC(long increment); + public native long metaspaceCapacityUntilGC(); + + // Force Young GC + public native void youngGC(); + + // Force Full GC + public native void fullGC(); + + // Method tries to start concurrent mark cycle. + // It returns false if CM Thread is always in concurrent cycle. + public native boolean g1StartConcMarkCycle(); + + // Tests on ReservedSpace/VirtualSpace classes + public native int stressVirtualSpaceResize(long reservedSpaceSize, long magnitude, long iterations); + public native void runMemoryUnitTests(); + public native void readFromNoaccessArea(); + public native long getThreadStackSize(); + public native long getThreadRemainingStackSize(); + + // CPU features + public native String getCPUFeatures(); + + // Native extensions + public native long getHeapUsageForContext(int context); + public native long getHeapRegionCountForContext(int context); + public native int getContextForObject(Object obj); + public native void printRegionInfo(int context); + + // VM flags + public native boolean isConstantVMFlag(String name); + public native boolean isLockedVMFlag(String name); + public native void setBooleanVMFlag(String name, boolean value); + public native void setIntxVMFlag(String name, long value); + public native void setUintxVMFlag(String name, long value); + public native void setUint64VMFlag(String name, long value); + public native void setSizeTVMFlag(String name, long value); + public native void setStringVMFlag(String name, String value); + public native void setDoubleVMFlag(String name, double value); + public native Boolean getBooleanVMFlag(String name); + public native Long getIntxVMFlag(String name); + public native Long getUintxVMFlag(String name); + public native Long getUint64VMFlag(String name); + public native Long getSizeTVMFlag(String name); + public native String getStringVMFlag(String name); + public native Double getDoubleVMFlag(String name); + private final List> flagsGetters = Arrays.asList( + this::getBooleanVMFlag, this::getIntxVMFlag, this::getUintxVMFlag, + this::getUint64VMFlag, this::getSizeTVMFlag, this::getStringVMFlag, + this::getDoubleVMFlag); + + public Object getVMFlag(String name) { + return flagsGetters.stream() + .map(f -> f.apply(name)) + .filter(x -> x != null) + .findAny() + .orElse(null); + } + public native int getOffsetForName0(String name); + public int getOffsetForName(String name) throws Exception { + int offset = getOffsetForName0(name); + if (offset == -1) { + throw new RuntimeException(name + " not found"); + } + return offset; + } + +} --- /dev/null 2014-12-09 10:24:54.869534011 +0100 +++ new/test/lib/jdk/testlib/cpuinfo/CPUInfo.java 2014-12-09 13:30:33.837108988 +0100 @@ -0,0 +1,97 @@ +/* + * Copyright (c) 2014, 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.testlib.cpuinfo; + +import java.util.List; +import java.util.Arrays; +import java.util.Collections; +import java.util.regex.Pattern; +import java.util.regex.Matcher; + +import jdk.testlib.WhiteBox; + +/** + * Information about CPU on test box. + * + * CPUInfo uses WhiteBox to gather information, + * so WhiteBox class should be added to bootclasspath + * and option -XX:+WhiteBoxAPI should expclicetly + * specified on command line. + */ +public class CPUInfo { + + private static final List features; + private static final String additionalCPUInfo; + + static { + WhiteBox wb = WhiteBox.getWhiteBox(); + + Pattern additionalCPUInfoRE = + Pattern.compile("([^(]*\\([^)]*\\)[^,]*),\\s*"); + + String cpuFeaturesString = wb.getCPUFeatures(); + Matcher matcher = additionalCPUInfoRE.matcher(cpuFeaturesString); + if (matcher.find()) { + additionalCPUInfo = matcher.group(1); + } else { + additionalCPUInfo = ""; + } + String splittedFeatures[] = matcher.replaceAll("").split("(, )| "); + + features = Collections.unmodifiableList(Arrays. + asList(splittedFeatures)); + } + + /** + * Get additional information about CPU. + * For example, on X86 in will be family/model/stepping + * and number of cores. + * + * @return additional CPU info + */ + public static String getAdditionalCPUInfo() { + return additionalCPUInfo; + } + + /** + * Get all known features supported by CPU. + * + * @return unmodifiable list with names of all known features + * supported by CPU. + */ + public static List getFeatures() { + return features; + } + + /** + * Check if some feature is supported by CPU. + * + * @param feature Name of feature to be tested. + * @return true if tested feature is supported by CPU. + */ + public static boolean hasFeature(String feature) { + return features.contains(feature.toLowerCase()); + } +}