--- /dev/null 2016-05-31 09:42:47.975716356 -0700 +++ new/src/jdk.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/GraalHotSpotVMConfig.java 2016-12-07 13:50:03.532942565 -0800 @@ -0,0 +1,793 @@ +/* + * Copyright (c) 2011, 2016, 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 org.graalvm.compiler.hotspot; + +import java.lang.reflect.Field; +import java.lang.reflect.Modifier; + +import org.graalvm.compiler.api.replacements.Fold; +import org.graalvm.compiler.api.replacements.Fold.InjectedParameter; +import org.graalvm.compiler.hotspot.nodes.GraalHotSpotVMConfigNode; + +import jdk.vm.ci.common.JVMCIError; +import jdk.vm.ci.hotspot.HotSpotVMConfigAccess; +import jdk.vm.ci.hotspot.HotSpotVMConfigStore; + +/** + * Used to access native configuration details. + */ +public class GraalHotSpotVMConfig extends HotSpotVMConfigAccess { + + /** + * Sentinel value to use for an {@linkplain InjectedParameter injected} + * {@link GraalHotSpotVMConfig} parameter to a {@linkplain Fold foldable} method. + */ + public static final GraalHotSpotVMConfig INJECTED_VMCONFIG = null; + + private final boolean isJDK8 = System.getProperty("java.specification.version").compareTo("1.9") < 0; + public final String osName = getHostOSName(); + public final String osArch = getHostArchitectureName(); + public final boolean windowsOs = System.getProperty("os.name", "").startsWith("Windows"); + public final boolean linuxOs = System.getProperty("os.name", "").startsWith("Linux"); + + GraalHotSpotVMConfig(HotSpotVMConfigStore store) { + super(store); + + oopEncoding = new CompressEncoding(narrowOopBase, narrowOopShift, logMinObjAlignment()); + klassEncoding = new CompressEncoding(narrowKlassBase, narrowKlassShift, logKlassAlignment); + + assert check(); + } + + /** + * Gets the value of a static C++ field under two possible names. {@code name} is the preferred + * name and will be checked first. + * + * @param name fully qualified name of the field + * @param alternateName fully qualified alternate name of the field + * @param type the boxed type to which the constant value will be converted + * @param cppType if non-null, the expected C++ type of the field (e.g., {@code "HeapWord*"}) + * @return the value of the requested field + * @throws JVMCIError if the field is not static or not present + */ + public T getFieldValueWithAlternate(String name, String alternateName, Class type, String cppType) { + try { + return getFieldValue(name, type, cppType); + } catch (JVMCIError e) { + try { + return getFieldValue(alternateName, type, cppType); + } catch (JVMCIError e2) { + throw new JVMCIError("expected VM field not found: " + name + " or " + alternateName); + } + } + } + + private final CompressEncoding oopEncoding; + private final CompressEncoding klassEncoding; + + public CompressEncoding getOopEncoding() { + return oopEncoding; + } + + public CompressEncoding getKlassEncoding() { + return klassEncoding; + } + + /** + * Gets the host operating system name. + */ + private static String getHostOSName() { + String osName = System.getProperty("os.name"); + switch (osName) { + case "Linux": + osName = "linux"; + break; + case "SunOS": + osName = "solaris"; + break; + case "Mac OS X": + osName = "bsd"; + break; + default: + // Of course Windows is different... + if (osName.startsWith("Windows")) { + osName = "windows"; + } else { + throw new JVMCIError("Unexpected OS name: " + osName); + } + } + return osName; + } + + private static String getHostArchitectureName() { + String arch = System.getProperty("os.arch"); + switch (arch) { + case "x86_64": + arch = "amd64"; + break; + case "sparcv9": + arch = "sparc"; + break; + } + return arch; + } + + private final Integer intRequiredOnAMD64 = osArch.equals("amd64") ? null : 0; + private final Integer intNotPresentInJDK8 = isJDK8 ? 0 : null; + private final Long longNotPresentInJDK8 = isJDK8 ? 0L : null; + + public final boolean cAssertions = getConstant("ASSERT", Boolean.class); + + public final int codeEntryAlignment = getFlag("CodeEntryAlignment", Integer.class); + public final boolean enableContended = getFlag("EnableContended", Boolean.class); + public final boolean restrictContended = getFlag("RestrictContended", Boolean.class); + public final int contendedPaddingWidth = getFlag("ContendedPaddingWidth", Integer.class); + public final int fieldsAllocationStyle = getFlag("FieldsAllocationStyle", Integer.class); + public final boolean compactFields = getFlag("CompactFields", Boolean.class); + public final boolean verifyOops = getFlag("VerifyOops", Boolean.class); + public final boolean ciTime = getFlag("CITime", Boolean.class); + public final boolean ciTimeEach = getFlag("CITimeEach", Boolean.class); + public final int compileTheWorldStartAt = getFlag("CompileTheWorldStartAt", Integer.class, 1); + public final int compileTheWorldStopAt = getFlag("CompileTheWorldStopAt", Integer.class, Integer.MAX_VALUE); + public final boolean dontCompileHugeMethods = getFlag("DontCompileHugeMethods", Boolean.class); + public final int hugeMethodLimit = getFlag("HugeMethodLimit", Integer.class); + public final boolean printInlining = getFlag("PrintInlining", Boolean.class); + public final boolean inline = getFlag("Inline", Boolean.class); + public final boolean useFastLocking = getFlag("JVMCIUseFastLocking", Boolean.class); + public final boolean forceUnreachable = getFlag("ForceUnreachable", Boolean.class); + public final int codeSegmentSize = getFlag("CodeCacheSegmentSize", Integer.class); + public final boolean foldStableValues = getFlag("FoldStableValues", Boolean.class); + + public final boolean useTLAB = getFlag("UseTLAB", Boolean.class); + public final boolean useBiasedLocking = getFlag("UseBiasedLocking", Boolean.class); + public final boolean usePopCountInstruction = getFlag("UsePopCountInstruction", Boolean.class); + public final boolean useAESIntrinsics = getFlag("UseAESIntrinsics", Boolean.class); + public final boolean useCRC32Intrinsics = getFlag("UseCRC32Intrinsics", Boolean.class); + + private final boolean useMultiplyToLenIntrinsic = getFlag("UseMultiplyToLenIntrinsic", Boolean.class); + private final boolean useSHA1Intrinsics = getFlag("UseSHA1Intrinsics", Boolean.class); + private final boolean useSHA256Intrinsics = getFlag("UseSHA256Intrinsics", Boolean.class); + private final boolean useSHA512Intrinsics = getFlag("UseSHA512Intrinsics", Boolean.class); + private final boolean useMontgomeryMultiplyIntrinsic = getFlag("UseMontgomeryMultiplyIntrinsic", Boolean.class, false); + private final boolean useMontgomerySquareIntrinsic = getFlag("UseMontgomerySquareIntrinsic", Boolean.class, false); + private final boolean useMulAddIntrinsic = getFlag("UseMulAddIntrinsic", Boolean.class, false); + private final boolean useSquareToLenIntrinsic = getFlag("UseSquareToLenIntrinsic", Boolean.class, false); + + /* + * These are methods because in some JDKs the flags are visible but the stubs themselves haven't + * been exported so we have to check both if the flag is on and if we have the stub. + */ + public boolean useMultiplyToLenIntrinsic() { + return useMultiplyToLenIntrinsic && multiplyToLen != 0; + } + + public boolean useSHA1Intrinsics() { + return useSHA1Intrinsics && sha1ImplCompress != 0; + } + + public boolean useSHA256Intrinsics() { + return useSHA256Intrinsics && sha256ImplCompress != 0; + } + + public boolean useSHA512Intrinsics() { + return useSHA512Intrinsics && sha512ImplCompress != 0; + } + + public boolean useMontgomeryMultiplyIntrinsic() { + return useMontgomeryMultiplyIntrinsic && montgomeryMultiply != 0; + } + + public boolean useMontgomerySquareIntrinsic() { + return useMontgomerySquareIntrinsic && montgomerySquare != 0; + } + + public boolean useMulAddIntrinsic() { + return useMulAddIntrinsic && mulAdd != 0; + } + + public boolean useSquareToLenIntrinsic() { + return useSquareToLenIntrinsic && squareToLen != 0; + } + + public final boolean useG1GC = getFlag("UseG1GC", Boolean.class); + public final boolean useCMSGC = getFlag("UseConcMarkSweepGC", Boolean.class); + + public final int allocatePrefetchStyle = getFlag("AllocatePrefetchStyle", Integer.class); + public final int allocatePrefetchInstr = getFlag("AllocatePrefetchInstr", Integer.class); + public final int allocatePrefetchLines = getFlag("AllocatePrefetchLines", Integer.class); + public final int allocateInstancePrefetchLines = getFlag("AllocateInstancePrefetchLines", Integer.class); + public final int allocatePrefetchStepSize = getFlag("AllocatePrefetchStepSize", Integer.class); + public final int allocatePrefetchDistance = getFlag("AllocatePrefetchDistance", Integer.class); + + private final long universeCollectedHeap = getFieldValue("CompilerToVM::Data::Universe_collectedHeap", Long.class, "CollectedHeap*"); + private final int collectedHeapTotalCollectionsOffset = getFieldOffset("CollectedHeap::_total_collections", Integer.class, "unsigned int"); + + public long gcTotalCollectionsAddress() { + return universeCollectedHeap + collectedHeapTotalCollectionsOffset; + } + + public final boolean useDeferredInitBarriers = getFlag("ReduceInitialCardMarks", Boolean.class); + + // Compressed Oops related values. + public final boolean useCompressedOops = getFlag("UseCompressedOops", Boolean.class); + public final boolean useCompressedClassPointers = getFlag("UseCompressedClassPointers", Boolean.class); + + public final long narrowOopBase = getFieldValue("CompilerToVM::Data::Universe_narrow_oop_base", Long.class, "address"); + public final int narrowOopShift = getFieldValue("CompilerToVM::Data::Universe_narrow_oop_shift", Integer.class, "int"); + public final int objectAlignment = getFlag("ObjectAlignmentInBytes", Integer.class); + + public final int minObjAlignment() { + return objectAlignment / heapWordSize; + } + + public final int logMinObjAlignment() { + return (int) (Math.log(objectAlignment) / Math.log(2)); + } + + public final int narrowKlassSize = getTypeSize("narrowKlass"); + public final long narrowKlassBase = getFieldValue("CompilerToVM::Data::Universe_narrow_klass_base", Long.class, "address"); + public final int narrowKlassShift = getFieldValue("CompilerToVM::Data::Universe_narrow_klass_shift", Integer.class, "int"); + public final int logKlassAlignment = getConstant("LogKlassAlignmentInBytes", Integer.class); + + public final int stackShadowPages = getFlag("StackShadowPages", Integer.class); + public final int stackReservedPages = getFlag("StackReservedPages", Integer.class, 0); + public final boolean useStackBanging = getFlag("UseStackBanging", Boolean.class); + public final int stackBias = getConstant("STACK_BIAS", Integer.class); + public final int vmPageSize = getFieldValue("CompilerToVM::Data::vm_page_size", Integer.class, "int"); + + public final int markOffset = getFieldOffset("oopDesc::_mark", Integer.class, "markOop"); + public final int hubOffset = getFieldOffset("oopDesc::_metadata._klass", Integer.class, "Klass*"); + + public final int prototypeMarkWordOffset = getFieldOffset("Klass::_prototype_header", Integer.class, "markOop"); + public final int subklassOffset = getFieldOffset("Klass::_subklass", Integer.class, "Klass*"); + public final int nextSiblingOffset = getFieldOffset("Klass::_next_sibling", Integer.class, "Klass*"); + public final int superCheckOffsetOffset = getFieldOffset("Klass::_super_check_offset", Integer.class, "juint"); + public final int secondarySuperCacheOffset = getFieldOffset("Klass::_secondary_super_cache", Integer.class, "Klass*"); + public final int secondarySupersOffset = getFieldOffset("Klass::_secondary_supers", Integer.class, "Array*"); + + public final int classMirrorOffset = getFieldOffset("Klass::_java_mirror", Integer.class, "oop"); + + public final int klassSuperKlassOffset = getFieldOffset("Klass::_super", Integer.class, "Klass*"); + public final int klassModifierFlagsOffset = getFieldOffset("Klass::_modifier_flags", Integer.class, "jint"); + public final int klassAccessFlagsOffset = getFieldOffset("Klass::_access_flags", Integer.class, "AccessFlags"); + public final int klassLayoutHelperOffset = getFieldOffset("Klass::_layout_helper", Integer.class, "jint"); + + public final int klassLayoutHelperNeutralValue = getConstant("Klass::_lh_neutral_value", Integer.class); + public final int layoutHelperLog2ElementSizeShift = getConstant("Klass::_lh_log2_element_size_shift", Integer.class); + public final int layoutHelperLog2ElementSizeMask = getConstant("Klass::_lh_log2_element_size_mask", Integer.class); + public final int layoutHelperElementTypeShift = getConstant("Klass::_lh_element_type_shift", Integer.class); + public final int layoutHelperElementTypeMask = getConstant("Klass::_lh_element_type_mask", Integer.class); + public final int layoutHelperHeaderSizeShift = getConstant("Klass::_lh_header_size_shift", Integer.class); + public final int layoutHelperHeaderSizeMask = getConstant("Klass::_lh_header_size_mask", Integer.class); + public final int layoutHelperArrayTagShift = getConstant("Klass::_lh_array_tag_shift", Integer.class); + public final int layoutHelperArrayTagTypeValue = getConstant("Klass::_lh_array_tag_type_value", Integer.class); + public final int layoutHelperArrayTagObjectValue = getConstant("Klass::_lh_array_tag_obj_value", Integer.class); + + /** + * This filters out the bit that differentiates a type array from an object array. + */ + public int layoutHelperElementTypePrimitiveInPlace() { + return (layoutHelperArrayTagTypeValue & ~layoutHelperArrayTagObjectValue) << layoutHelperArrayTagShift; + } + + public final int vtableEntrySize = getTypeSize("vtableEntry"); + public final int vtableEntryMethodOffset = getFieldOffset("vtableEntry::_method", Integer.class, "Method*"); + + public final int instanceKlassInitStateOffset = getFieldOffset("InstanceKlass::_init_state", Integer.class, "u1"); + public final int instanceKlassConstantsOffset = getFieldOffset("InstanceKlass::_constants", Integer.class, "ConstantPool*"); + public final int instanceKlassFieldsOffset = getFieldOffset("InstanceKlass::_fields", Integer.class, "Array*"); + public final int klassVtableStartOffset = getFieldValue("CompilerToVM::Data::Klass_vtable_start_offset", Integer.class, "int"); + public final int klassVtableLengthOffset = getFieldValue("CompilerToVM::Data::Klass_vtable_length_offset", Integer.class, "int"); + + public final int instanceKlassStateLinked = getConstant("InstanceKlass::linked", Integer.class); + public final int instanceKlassStateFullyInitialized = getConstant("InstanceKlass::fully_initialized", Integer.class); + + public final int arrayOopDescSize = getTypeSize("arrayOopDesc"); + + /** + * The offset of the array length word in an array object's header. + * + * See {@code arrayOopDesc::length_offset_in_bytes()}. + */ + public final int arrayOopDescLengthOffset() { + return useCompressedClassPointers ? hubOffset + narrowKlassSize : arrayOopDescSize; + } + + public final int arrayU1LengthOffset = getFieldOffset("Array::_length", Integer.class, "int"); + public final int arrayU1DataOffset = getFieldOffset("Array::_data", Integer.class); + public final int arrayU2DataOffset = getFieldOffset("Array::_data", Integer.class); + public final int metaspaceArrayLengthOffset = getFieldOffset("Array::_length", Integer.class, "int"); + public final int metaspaceArrayBaseOffset = getFieldOffset("Array::_data[0]", Integer.class, "Klass*"); + + public final int arrayClassElementOffset = getFieldOffset("ObjArrayKlass::_element_klass", Integer.class, "Klass*"); + + public final int fieldInfoAccessFlagsOffset = getConstant("FieldInfo::access_flags_offset", Integer.class); + public final int fieldInfoNameIndexOffset = getConstant("FieldInfo::name_index_offset", Integer.class); + public final int fieldInfoSignatureIndexOffset = getConstant("FieldInfo::signature_index_offset", Integer.class); + public final int fieldInfoInitvalIndexOffset = getConstant("FieldInfo::initval_index_offset", Integer.class); + public final int fieldInfoLowPackedOffset = getConstant("FieldInfo::low_packed_offset", Integer.class); + public final int fieldInfoHighPackedOffset = getConstant("FieldInfo::high_packed_offset", Integer.class); + public final int fieldInfoFieldSlots = getConstant("FieldInfo::field_slots", Integer.class); + + public final int fieldInfoTagSize = getConstant("FIELDINFO_TAG_SIZE", Integer.class); + + public final int jvmAccMonitorMatch = getConstant("JVM_ACC_MONITOR_MATCH", Integer.class); + public final int jvmAccHasMonitorBytecodes = getConstant("JVM_ACC_HAS_MONITOR_BYTECODES", Integer.class); + public final int jvmAccHasFinalizer = getConstant("JVM_ACC_HAS_FINALIZER", Integer.class); + public final int jvmAccFieldInternal = getConstant("JVM_ACC_FIELD_INTERNAL", Integer.class); + public final int jvmAccFieldStable = getConstant("JVM_ACC_FIELD_STABLE", Integer.class); + public final int jvmAccFieldHasGenericSignature = getConstant("JVM_ACC_FIELD_HAS_GENERIC_SIGNATURE", Integer.class); + public final int jvmAccWrittenFlags = getConstant("JVM_ACC_WRITTEN_FLAGS", Integer.class); + public final int jvmAccSynthetic = getConstant("JVM_ACC_SYNTHETIC", Integer.class); + + public final int threadTlabOffset = getFieldOffset("Thread::_tlab", Integer.class, "ThreadLocalAllocBuffer"); + public final int javaThreadAnchorOffset = getFieldOffset("JavaThread::_anchor", Integer.class, "JavaFrameAnchor"); + public final int threadObjectOffset = getFieldOffset("JavaThread::_threadObj", Integer.class, "oop"); + public final int osThreadOffset = getFieldOffset("JavaThread::_osthread", Integer.class, "OSThread*"); + public final int javaThreadDirtyCardQueueOffset = getFieldOffset("JavaThread::_dirty_card_queue", Integer.class, "DirtyCardQueue"); + public final int threadIsMethodHandleReturnOffset = getFieldOffset("JavaThread::_is_method_handle_return", Integer.class, "int"); + public final int javaThreadSatbMarkQueueOffset = getFieldOffset("JavaThread::_satb_mark_queue", Integer.class); + public final int threadObjectResultOffset = getFieldOffset("JavaThread::_vm_result", Integer.class, "oop"); + public final int jvmciCountersThreadOffset = getFieldOffset("JavaThread::_jvmci_counters", Integer.class, "jlong*"); + public final int javaThreadReservedStackActivationOffset = getFieldOffset("JavaThread::_reserved_stack_activation", Integer.class, "address", intNotPresentInJDK8); + + /** + * An invalid value for {@link #rtldDefault}. + */ + public static final long INVALID_RTLD_DEFAULT_HANDLE = 0xDEADFACE; + + /** + * Address of the library lookup routine. The C signature of this routine is: + * + * 
+     *     void* (const char *filename, char *ebuf, int ebuflen)
+     *
+ */ + public final long dllLoad = getAddress("os::dll_load"); + + /** + * Address of the library lookup routine. The C signature of this routine is: + * + * 
+     *     void* (void* handle, const char* name)
+     *
+ */ + public final long dllLookup = getAddress("os::dll_lookup"); + + /** + * A pseudo-handle which when used as the first argument to {@link #dllLookup} means lookup will + * return the first occurrence of the desired symbol using the default library search order. If + * this field is {@value #INVALID_RTLD_DEFAULT_HANDLE}, then this capability is not supported on + * the current platform. + */ + public final long rtldDefault = getAddress("RTLD_DEFAULT", osName.equals("bsd") || osName.equals("linux") ? null : INVALID_RTLD_DEFAULT_HANDLE); + + /** + * This field is used to pass exception objects into and out of the runtime system during + * exception handling for compiled code. + */ + public final int threadExceptionOopOffset = getFieldOffset("JavaThread::_exception_oop", Integer.class, "oop"); + public final int threadExceptionPcOffset = getFieldOffset("JavaThread::_exception_pc", Integer.class, "address"); + public final int pendingExceptionOffset = getFieldOffset("ThreadShadow::_pending_exception", Integer.class, "oop"); + + public final int pendingDeoptimizationOffset = getFieldOffset("JavaThread::_pending_deoptimization", Integer.class, "int"); + public final int pendingFailedSpeculationOffset = getFieldOffset("JavaThread::_pending_failed_speculation", Integer.class, "oop"); + public final int pendingTransferToInterpreterOffset = getFieldOffset("JavaThread::_pending_transfer_to_interpreter", Integer.class, "bool"); + + private final int javaFrameAnchorLastJavaSpOffset = getFieldOffset("JavaFrameAnchor::_last_Java_sp", Integer.class, "intptr_t*"); + private final int javaFrameAnchorLastJavaPcOffset = getFieldOffset("JavaFrameAnchor::_last_Java_pc", Integer.class, "address"); + + public int threadLastJavaSpOffset() { + return javaThreadAnchorOffset + javaFrameAnchorLastJavaSpOffset; + } + + public int threadLastJavaPcOffset() { + return javaThreadAnchorOffset + javaFrameAnchorLastJavaPcOffset; + } + + public int threadLastJavaFpOffset() { + assert osArch.equals("aarch64") || osArch.equals("amd64"); + return javaThreadAnchorOffset + getFieldOffset("JavaFrameAnchor::_last_Java_fp", Integer.class, "intptr_t*"); + } + + public int threadJavaFrameAnchorFlagsOffset() { + assert osArch.equals("sparc"); + return javaThreadAnchorOffset + getFieldOffset("JavaFrameAnchor::_flags", Integer.class, "int"); + } + + public final int runtimeCallStackSize = getConstant("frame::arg_reg_save_area_bytes", Integer.class, intRequiredOnAMD64); + public final int frameInterpreterFrameSenderSpOffset = getConstant("frame::interpreter_frame_sender_sp_offset", Integer.class, intRequiredOnAMD64); + public final int frameInterpreterFrameLastSpOffset = getConstant("frame::interpreter_frame_last_sp_offset", Integer.class, intRequiredOnAMD64); + + private final int dirtyCardQueueBufferOffset = isJDK8 ? getFieldOffset("PtrQueue::_buf", Integer.class, "void**") : getConstant("dirtyCardQueueBufferOffset", Integer.class); + private final int dirtyCardQueueIndexOffset = isJDK8 ? getFieldOffset("PtrQueue::_index", Integer.class, "size_t") : getConstant("dirtyCardQueueIndexOffset", Integer.class); + + private final int satbMarkQueueBufferOffset = getConstant("satbMarkQueueBufferOffset", Integer.class, intNotPresentInJDK8); + private final int satbMarkQueueIndexOffset = getConstant("satbMarkQueueIndexOffset", Integer.class, intNotPresentInJDK8); + private final int satbMarkQueueActiveOffset = isJDK8 ? getFieldOffset("PtrQueue::_active", Integer.class, "bool") : getConstant("satbMarkQueueActiveOffset", Integer.class, intNotPresentInJDK8); + + public final int osThreadInterruptedOffset = getFieldOffset("OSThread::_interrupted", Integer.class, "jint"); + + public final long markOopDescHashShift = getConstant("markOopDesc::hash_shift", Long.class); + + public final int biasedLockMaskInPlace = getConstant("markOopDesc::biased_lock_mask_in_place", Integer.class); + public final int ageMaskInPlace = getConstant("markOopDesc::age_mask_in_place", Integer.class); + public final int epochMaskInPlace = getConstant("markOopDesc::epoch_mask_in_place", Integer.class); + public final long markOopDescHashMask = getConstant("markOopDesc::hash_mask", Long.class); + public final long markOopDescHashMaskInPlace = getConstant("markOopDesc::hash_mask_in_place", Long.class); + + public final int unlockedMask = getConstant("markOopDesc::unlocked_value", Integer.class); + public final int biasedLockPattern = getConstant("markOopDesc::biased_lock_pattern", Integer.class); + + public final int markWordNoHashInPlace = getConstant("markOopDesc::no_hash_in_place", Integer.class); + public final int markWordNoLockInPlace = getConstant("markOopDesc::no_lock_in_place", Integer.class); + + /** + * See {@code markOopDesc::prototype()}. + */ + public long arrayPrototypeMarkWord() { + return markWordNoHashInPlace | markWordNoLockInPlace; + } + + /** + * See {@code markOopDesc::copy_set_hash()}. + */ + public long tlabIntArrayMarkWord() { + long tmp = arrayPrototypeMarkWord() & (~markOopDescHashMaskInPlace); + tmp |= ((0x2 & markOopDescHashMask) << markOopDescHashShift); + return tmp; + } + + /** + * Mark word right shift to get identity hash code. + */ + public final int identityHashCodeShift = getConstant("markOopDesc::hash_shift", Integer.class); + + /** + * Identity hash code value when uninitialized. + */ + public final int uninitializedIdentityHashCodeValue = getConstant("markOopDesc::no_hash", Integer.class); + + public final int methodAccessFlagsOffset = getFieldOffset("Method::_access_flags", Integer.class, "AccessFlags"); + public final int methodConstMethodOffset = getFieldOffset("Method::_constMethod", Integer.class, "ConstMethod*"); + public final int methodIntrinsicIdOffset = getFieldOffset("Method::_intrinsic_id", Integer.class, isJDK8 ? "u1" : "u2"); + public final int methodFlagsOffset = getFieldOffset("Method::_flags", Integer.class, isJDK8 ? "u1" : "u2"); + public final int methodVtableIndexOffset = getFieldOffset("Method::_vtable_index", Integer.class, "int"); + + public final int methodCountersOffset = getFieldOffset("Method::_method_counters", Integer.class, "MethodCounters*"); + public final int methodDataOffset = getFieldOffset("Method::_method_data", Integer.class, "MethodData*"); + public final int methodCompiledEntryOffset = getFieldOffset("Method::_from_compiled_entry", Integer.class, "address"); + public final int methodCodeOffset = getFieldOffset("Method::_code", Integer.class, isJDK8 ? "nmethod*" : "CompiledMethod*"); + + public final int methodFlagsJfrTowrite = getConstant("Method::_jfr_towrite", Integer.class); + public final int methodFlagsCallerSensitive = getConstant("Method::_caller_sensitive", Integer.class); + public final int methodFlagsForceInline = getConstant("Method::_force_inline", Integer.class); + public final int methodFlagsDontInline = getConstant("Method::_dont_inline", Integer.class); + public final int methodFlagsHidden = getConstant("Method::_hidden", Integer.class); + public final int nonvirtualVtableIndex = getConstant("Method::nonvirtual_vtable_index", Integer.class); + public final int invalidVtableIndex = getConstant("Method::invalid_vtable_index", Integer.class); + + public final int invocationCounterOffset = getFieldOffset("MethodCounters::_invocation_counter", Integer.class, "InvocationCounter"); + public final int backedgeCounterOffset = getFieldOffset("MethodCounters::_backedge_counter", Integer.class, "InvocationCounter"); + public final int invocationCounterIncrement = getConstant("InvocationCounter::count_increment", Integer.class, intNotPresentInJDK8); + public final int invocationCounterShift = getConstant("InvocationCounter::count_shift", Integer.class, intNotPresentInJDK8); + + public final int nmethodEntryOffset = getFieldOffset("nmethod::_verified_entry_point", + Integer.class, "address"); + public final int compilationLevelFullOptimization = getConstant("CompLevel_full_optimization", + Integer.class); + + public final int constantPoolSize = getTypeSize("ConstantPool"); + public final int constantPoolLengthOffset = getFieldOffset("ConstantPool::_length", + Integer.class, "int"); + + public final int heapWordSize = getConstant("HeapWordSize", Integer.class); + + /** + * Bit pattern that represents a non-oop. Neither the high bits nor the low bits of this value + * are allowed to look like (respectively) the high or low bits of a real oop. + */ + public final long nonOopBits = getFieldValue("CompilerToVM::Data::Universe_non_oop_bits", Long.class, "void*"); + + public final long verifyOopCounterAddress = getFieldAddress("StubRoutines::_verify_oop_count", "jint"); + public final long verifyOopMask = getFieldValue("CompilerToVM::Data::Universe_verify_oop_mask", Long.class, "uintptr_t"); + public final long verifyOopBits = getFieldValue("CompilerToVM::Data::Universe_verify_oop_bits", Long.class, "uintptr_t"); + + public final int logOfHRGrainBytes = getFieldValue("HeapRegion::LogOfHRGrainBytes", Integer.class, "int"); + + public final byte dirtyCardValue = isJDK8 ? getFieldValue("CompilerToVM::Data::dirty_card", Byte.class, "int") : getConstant("CardTableModRefBS::dirty_card", Byte.class); + public final byte g1YoungCardValue = isJDK8 ? getFieldValue("CompilerToVM::Data::g1_young_card", Byte.class, "int") : getConstant("G1SATBCardTableModRefBS::g1_young_gen", Byte.class); + + public final long cardtableStartAddress = getFieldValue("CompilerToVM::Data::cardtable_start_address", Long.class, "jbyte*"); + public final int cardtableShift = getFieldValue("CompilerToVM::Data::cardtable_shift", Integer.class, "int"); + + /** + * This is the largest stack offset encodeable in an OopMapValue. Offsets larger than this will + * throw an exception during code installation. + */ + public final int maxOopMapStackOffset = getFieldValueWithAlternate("CompilerToVM::Data::_max_oop_map_stack_offset", "JVMCIRuntime::max_oop_map_stack_offset", Integer.class, "int"); + + public final long safepointPollingAddress = getFieldValue("os::_polling_page", Long.class, "address"); + + // G1 Collector Related Values. + + public int g1CardQueueIndexOffset() { + return javaThreadDirtyCardQueueOffset + dirtyCardQueueIndexOffset; + } + + public int g1CardQueueBufferOffset() { + return javaThreadDirtyCardQueueOffset + dirtyCardQueueBufferOffset; + } + + public int g1SATBQueueMarkingOffset() { + return javaThreadSatbMarkQueueOffset + satbMarkQueueActiveOffset; + } + + public int g1SATBQueueIndexOffset() { + return javaThreadSatbMarkQueueOffset + (isJDK8 ? dirtyCardQueueIndexOffset : satbMarkQueueIndexOffset); + } + + public int g1SATBQueueBufferOffset() { + return javaThreadSatbMarkQueueOffset + (isJDK8 ? dirtyCardQueueBufferOffset : satbMarkQueueBufferOffset); + } + + public final int klassOffset = getFieldValue("java_lang_Class::_klass_offset", Integer.class, "int"); + public final int arrayKlassOffset = getFieldValue("java_lang_Class::_array_klass_offset", Integer.class, "int"); + + public final int basicLockSize = getTypeSize("BasicLock"); + public final int basicLockDisplacedHeaderOffset = getFieldOffset("BasicLock::_displaced_header", Integer.class, "markOop"); + + public final int threadAllocatedBytesOffset = getFieldOffset("Thread::_allocated_bytes", Integer.class, "jlong"); + + public final int tlabRefillWasteIncrement = getFlag("TLABWasteIncrement", Integer.class); + + private final int threadLocalAllocBufferStartOffset = getFieldOffset("ThreadLocalAllocBuffer::_start", Integer.class, "HeapWord*"); + private final int threadLocalAllocBufferEndOffset = getFieldOffset("ThreadLocalAllocBuffer::_end", Integer.class, "HeapWord*"); + private final int threadLocalAllocBufferTopOffset = getFieldOffset("ThreadLocalAllocBuffer::_top", Integer.class, "HeapWord*"); + private final int threadLocalAllocBufferPfTopOffset = getFieldOffset("ThreadLocalAllocBuffer::_pf_top", Integer.class, "HeapWord*"); + private final int threadLocalAllocBufferSlowAllocationsOffset = getFieldOffset("ThreadLocalAllocBuffer::_slow_allocations", Integer.class, "unsigned"); + private final int threadLocalAllocBufferFastRefillWasteOffset = getFieldOffset("ThreadLocalAllocBuffer::_fast_refill_waste", Integer.class, "unsigned"); + private final int threadLocalAllocBufferNumberOfRefillsOffset = getFieldOffset("ThreadLocalAllocBuffer::_number_of_refills", Integer.class, "unsigned"); + private final int threadLocalAllocBufferRefillWasteLimitOffset = getFieldOffset("ThreadLocalAllocBuffer::_refill_waste_limit", Integer.class, "size_t"); + private final int threadLocalAllocBufferDesiredSizeOffset = getFieldOffset("ThreadLocalAllocBuffer::_desired_size", Integer.class, "size_t"); + + public int tlabSlowAllocationsOffset() { + return threadTlabOffset + threadLocalAllocBufferSlowAllocationsOffset; + } + + public int tlabFastRefillWasteOffset() { + return threadTlabOffset + threadLocalAllocBufferFastRefillWasteOffset; + } + + public int tlabNumberOfRefillsOffset() { + return threadTlabOffset + threadLocalAllocBufferNumberOfRefillsOffset; + } + + public int tlabRefillWasteLimitOffset() { + return threadTlabOffset + threadLocalAllocBufferRefillWasteLimitOffset; + } + + public int threadTlabSizeOffset() { + return threadTlabOffset + threadLocalAllocBufferDesiredSizeOffset; + } + + public int threadTlabStartOffset() { + return threadTlabOffset + threadLocalAllocBufferStartOffset; + } + + public int threadTlabEndOffset() { + return threadTlabOffset + threadLocalAllocBufferEndOffset; + } + + public int threadTlabTopOffset() { + return threadTlabOffset + threadLocalAllocBufferTopOffset; + } + + public int threadTlabPfTopOffset() { + return threadTlabOffset + threadLocalAllocBufferPfTopOffset; + } + + public final int tlabAlignmentReserve = getFieldValue("CompilerToVM::Data::ThreadLocalAllocBuffer_alignment_reserve", Integer.class, "size_t"); + + public final boolean tlabStats = getFlag("TLABStats", Boolean.class); + + // FIXME This is only temporary until the GC code is changed. + public final boolean inlineContiguousAllocationSupported = getFieldValue("CompilerToVM::Data::_supports_inline_contig_alloc", Boolean.class); + public final long heapEndAddress = getFieldValue("CompilerToVM::Data::_heap_end_addr", Long.class, "HeapWord**"); + public final long heapTopAddress = getFieldValue("CompilerToVM::Data::_heap_top_addr", Long.class, isJDK8 ? "HeapWord**" : "HeapWord* volatile*"); + + public final long inlineCacheMissStub = getFieldValue("CompilerToVM::Data::SharedRuntime_ic_miss_stub", Long.class, "address"); + public final long handleWrongMethodStub = getFieldValue("CompilerToVM::Data::SharedRuntime_handle_wrong_method_stub", Long.class, "address"); + + public final long handleDeoptStub = getFieldValue("CompilerToVM::Data::SharedRuntime_deopt_blob_unpack", Long.class, "address"); + public final long uncommonTrapStub = getFieldValue("CompilerToVM::Data::SharedRuntime_deopt_blob_uncommon_trap", Long.class, "address"); + + public final long codeCacheLowBound = getFieldValue(isJDK8 ? "CompilerToVM::Data::CodeCache_low_bound" : "CodeCache::_low_bound", Long.class, "address"); + public final long codeCacheHighBound = getFieldValue(isJDK8 ? "CompilerToVM::Data::CodeCache_high_bound" : "CodeCache::_high_bound", Long.class, "address"); + + public final long aescryptEncryptBlockStub = getFieldValue("StubRoutines::_aescrypt_encryptBlock", Long.class, "address"); + public final long aescryptDecryptBlockStub = getFieldValue("StubRoutines::_aescrypt_decryptBlock", Long.class, "address"); + public final long cipherBlockChainingEncryptAESCryptStub = getFieldValue("StubRoutines::_cipherBlockChaining_encryptAESCrypt", Long.class, "address"); + public final long cipherBlockChainingDecryptAESCryptStub = getFieldValue("StubRoutines::_cipherBlockChaining_decryptAESCrypt", Long.class, "address"); + public final long updateBytesCRC32Stub = getFieldValue("StubRoutines::_updateBytesCRC32", Long.class, "address"); + public final long crcTableAddress = getFieldValue("StubRoutines::_crc_table_adr", Long.class, "address"); + + public final long sha1ImplCompress = getFieldValue("StubRoutines::_sha1_implCompress", Long.class, "address", 0L); + public final long sha1ImplCompressMB = getFieldValue("StubRoutines::_sha1_implCompressMB", Long.class, "address", 0L); + public final long sha256ImplCompress = getFieldValue("StubRoutines::_sha256_implCompress", Long.class, "address", 0L); + public final long sha256ImplCompressMB = getFieldValue("StubRoutines::_sha256_implCompressMB", Long.class, "address", 0L); + public final long sha512ImplCompress = getFieldValue("StubRoutines::_sha512_implCompress", Long.class, "address", 0L); + public final long sha512ImplCompressMB = getFieldValue("StubRoutines::_sha512_implCompressMB", Long.class, "address", 0L); + public final long multiplyToLen = getFieldValue("StubRoutines::_multiplyToLen", Long.class, "address", 0L); + + public final long counterModeAESCrypt = getFieldValue("StubRoutines::_counterMode_AESCrypt", Long.class, "address", 0L); + public final long ghashProcessBlocks = getFieldValue("StubRoutines::_ghash_processBlocks", Long.class, "address", 0L); + public final long crc32cTableTddr = getFieldValue("StubRoutines::_crc32c_table_addr", Long.class, "address", 0L); + public final long updateBytesCRC32C = getFieldValue("StubRoutines::_updateBytesCRC32C", Long.class, "address", 0L); + public final long updateBytesAdler32 = getFieldValue("StubRoutines::_updateBytesAdler32", Long.class, "address", 0L); + public final long squareToLen = getFieldValue("StubRoutines::_squareToLen", Long.class, "address", 0L); + public final long mulAdd = getFieldValue("StubRoutines::_mulAdd", Long.class, "address", 0L); + public final long montgomeryMultiply = getFieldValue("StubRoutines::_montgomeryMultiply", Long.class, "address", 0L); + public final long montgomerySquare = getFieldValue("StubRoutines::_montgomerySquare", Long.class, "address", 0L); + public final long vectorizedMismatch = getFieldValue("StubRoutines::_vectorizedMismatch", Long.class, "address", 0L); + + public final long throwDelayedStackOverflowErrorEntry = getFieldValue("StubRoutines::_throw_delayed_StackOverflowError_entry", Long.class, "address", longNotPresentInJDK8); + + public final long jbyteArraycopy = getFieldValue("StubRoutines::_jbyte_arraycopy", Long.class, "address"); + public final long jshortArraycopy = getFieldValue("StubRoutines::_jshort_arraycopy", Long.class, "address"); + public final long jintArraycopy = getFieldValue("StubRoutines::_jint_arraycopy", Long.class, "address"); + public final long jlongArraycopy = getFieldValue("StubRoutines::_jlong_arraycopy", Long.class, "address"); + public final long oopArraycopy = getFieldValue("StubRoutines::_oop_arraycopy", Long.class, "address"); + public final long oopArraycopyUninit = getFieldValue("StubRoutines::_oop_arraycopy_uninit", Long.class, "address"); + public final long jbyteDisjointArraycopy = getFieldValue("StubRoutines::_jbyte_disjoint_arraycopy", Long.class, "address"); + public final long jshortDisjointArraycopy = getFieldValue("StubRoutines::_jshort_disjoint_arraycopy", Long.class, "address"); + public final long jintDisjointArraycopy = getFieldValue("StubRoutines::_jint_disjoint_arraycopy", Long.class, "address"); + public final long jlongDisjointArraycopy = getFieldValue("StubRoutines::_jlong_disjoint_arraycopy", Long.class, "address"); + public final long oopDisjointArraycopy = getFieldValue("StubRoutines::_oop_disjoint_arraycopy", Long.class, "address"); + public final long oopDisjointArraycopyUninit = getFieldValue("StubRoutines::_oop_disjoint_arraycopy_uninit", Long.class, "address"); + public final long jbyteAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_jbyte_arraycopy", Long.class, "address"); + public final long jshortAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_jshort_arraycopy", Long.class, "address"); + public final long jintAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_jint_arraycopy", Long.class, "address"); + public final long jlongAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_jlong_arraycopy", Long.class, "address"); + public final long oopAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_oop_arraycopy", Long.class, "address"); + public final long oopAlignedArraycopyUninit = getFieldValue("StubRoutines::_arrayof_oop_arraycopy_uninit", Long.class, "address"); + public final long jbyteAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_jbyte_disjoint_arraycopy", Long.class, "address"); + public final long jshortAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_jshort_disjoint_arraycopy", Long.class, "address"); + public final long jintAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_jint_disjoint_arraycopy", Long.class, "address"); + public final long jlongAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_jlong_disjoint_arraycopy", Long.class, "address"); + public final long oopAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_oop_disjoint_arraycopy", Long.class, "address"); + public final long oopAlignedDisjointArraycopyUninit = getFieldValue("StubRoutines::_arrayof_oop_disjoint_arraycopy_uninit", Long.class, "address"); + public final long checkcastArraycopy = getFieldValue("StubRoutines::_checkcast_arraycopy", Long.class, "address"); + public final long checkcastArraycopyUninit = getFieldValue("StubRoutines::_checkcast_arraycopy_uninit", Long.class, "address"); + public final long unsafeArraycopy = getFieldValue("StubRoutines::_unsafe_arraycopy", Long.class, "address"); + public final long genericArraycopy = getFieldValue("StubRoutines::_generic_arraycopy", Long.class, "address"); + + public final long newInstanceAddress = getAddress("JVMCIRuntime::new_instance"); + public final long newArrayAddress = getAddress("JVMCIRuntime::new_array"); + public final long newMultiArrayAddress = getAddress("JVMCIRuntime::new_multi_array"); + public final long dynamicNewArrayAddress = getAddress("JVMCIRuntime::dynamic_new_array"); + public final long dynamicNewInstanceAddress = getAddress("JVMCIRuntime::dynamic_new_instance"); + + public final long threadIsInterruptedAddress = getAddress("JVMCIRuntime::thread_is_interrupted"); + public final long vmMessageAddress = getAddress("JVMCIRuntime::vm_message"); + public final long identityHashCodeAddress = getAddress("JVMCIRuntime::identity_hash_code"); + public final long exceptionHandlerForPcAddress = getAddress("JVMCIRuntime::exception_handler_for_pc"); + public final long monitorenterAddress = getAddress("JVMCIRuntime::monitorenter"); + public final long monitorexitAddress = getAddress("JVMCIRuntime::monitorexit"); + public final long throwAndPostJvmtiExceptionAddress = getAddress("JVMCIRuntime::throw_and_post_jvmti_exception"); + public final long throwKlassExternalNameExceptionAddress = getAddress("JVMCIRuntime::throw_klass_external_name_exception"); + public final long throwClassCastExceptionAddress = getAddress("JVMCIRuntime::throw_class_cast_exception"); + public final long logPrimitiveAddress = getAddress("JVMCIRuntime::log_primitive"); + public final long logObjectAddress = getAddress("JVMCIRuntime::log_object"); + public final long logPrintfAddress = getAddress("JVMCIRuntime::log_printf"); + public final long vmErrorAddress = getAddress("JVMCIRuntime::vm_error"); + public final long loadAndClearExceptionAddress = getAddress("JVMCIRuntime::load_and_clear_exception"); + public final long writeBarrierPreAddress = getAddress("JVMCIRuntime::write_barrier_pre"); + public final long writeBarrierPostAddress = getAddress("JVMCIRuntime::write_barrier_post"); + public final long validateObject = getAddress("JVMCIRuntime::validate_object"); + + public final long testDeoptimizeCallInt = getAddress("JVMCIRuntime::test_deoptimize_call_int"); + + public final long registerFinalizerAddress = getAddress("SharedRuntime::register_finalizer"); + public final long exceptionHandlerForReturnAddressAddress = getAddress("SharedRuntime::exception_handler_for_return_address"); + public final long osrMigrationEndAddress = getAddress("SharedRuntime::OSR_migration_end"); + public final long enableStackReservedZoneAddress = getAddress("SharedRuntime::enable_stack_reserved_zone", longNotPresentInJDK8); + + public final long javaTimeMillisAddress = getAddress("os::javaTimeMillis"); + public final long javaTimeNanosAddress = getAddress("os::javaTimeNanos"); + public final long arithmeticSinAddress = getFieldValue("CompilerToVM::Data::dsin", Long.class, "address"); + public final long arithmeticCosAddress = getFieldValue("CompilerToVM::Data::dcos", Long.class, "address"); + public final long arithmeticTanAddress = getFieldValue("CompilerToVM::Data::dtan", Long.class, "address"); + public final long arithmeticExpAddress = getFieldValue("CompilerToVM::Data::dexp", Long.class, "address"); + public final long arithmeticLogAddress = getFieldValue("CompilerToVM::Data::dlog", Long.class, "address"); + public final long arithmeticLog10Address = getFieldValue("CompilerToVM::Data::dlog10", Long.class, "address"); + public final long arithmeticPowAddress = getFieldValue("CompilerToVM::Data::dpow", Long.class, "address"); + + public final long fremAddress = getAddress("SharedRuntime::frem"); + public final long dremAddress = getAddress("SharedRuntime::drem"); + + public final int jvmciCountersSize = getFlag("JVMCICounterSize", Integer.class); + + public final long deoptimizationFetchUnrollInfo = getAddress("Deoptimization::fetch_unroll_info"); + public final long deoptimizationUncommonTrap = getAddress("Deoptimization::uncommon_trap"); + public final long deoptimizationUnpackFrames = getAddress("Deoptimization::unpack_frames"); + + public final int deoptimizationUnpackDeopt = getConstant("Deoptimization::Unpack_deopt", Integer.class); + public final int deoptimizationUnpackException = getConstant("Deoptimization::Unpack_exception", Integer.class); + public final int deoptimizationUnpackUncommonTrap = getConstant("Deoptimization::Unpack_uncommon_trap", Integer.class); + public final int deoptimizationUnpackReexecute = getConstant("Deoptimization::Unpack_reexecute", Integer.class); + + public final int deoptimizationUnrollBlockSizeOfDeoptimizedFrameOffset = getFieldOffset("Deoptimization::UnrollBlock::_size_of_deoptimized_frame", Integer.class, "int"); + public final int deoptimizationUnrollBlockCallerAdjustmentOffset = getFieldOffset("Deoptimization::UnrollBlock::_caller_adjustment", Integer.class, "int"); + public final int deoptimizationUnrollBlockNumberOfFramesOffset = getFieldOffset("Deoptimization::UnrollBlock::_number_of_frames", Integer.class, "int"); + public final int deoptimizationUnrollBlockTotalFrameSizesOffset = getFieldOffset("Deoptimization::UnrollBlock::_total_frame_sizes", Integer.class, "int"); + public final int deoptimizationUnrollBlockUnpackKindOffset = getFieldOffset("Deoptimization::UnrollBlock::_unpack_kind", Integer.class, "int"); + public final int deoptimizationUnrollBlockFrameSizesOffset = getFieldOffset("Deoptimization::UnrollBlock::_frame_sizes", Integer.class, "intptr_t*"); + public final int deoptimizationUnrollBlockFramePcsOffset = getFieldOffset("Deoptimization::UnrollBlock::_frame_pcs", Integer.class, "address*"); + public final int deoptimizationUnrollBlockInitialInfoOffset = getFieldOffset("Deoptimization::UnrollBlock::_initial_info", Integer.class, "intptr_t"); + + // Checkstyle: stop + public final int MARKID_VERIFIED_ENTRY = getConstant("CodeInstaller::VERIFIED_ENTRY", Integer.class); + public final int MARKID_UNVERIFIED_ENTRY = getConstant("CodeInstaller::UNVERIFIED_ENTRY", Integer.class); + public final int MARKID_OSR_ENTRY = getConstant("CodeInstaller::OSR_ENTRY", Integer.class); + public final int MARKID_EXCEPTION_HANDLER_ENTRY = getConstant("CodeInstaller::EXCEPTION_HANDLER_ENTRY", Integer.class); + public final int MARKID_DEOPT_HANDLER_ENTRY = getConstant("CodeInstaller::DEOPT_HANDLER_ENTRY", Integer.class); + public final int MARKID_INVOKEINTERFACE = getConstant("CodeInstaller::INVOKEINTERFACE", Integer.class); + public final int MARKID_INVOKEVIRTUAL = getConstant("CodeInstaller::INVOKEVIRTUAL", Integer.class); + public final int MARKID_INVOKESTATIC = getConstant("CodeInstaller::INVOKESTATIC", Integer.class); + public final int MARKID_INVOKESPECIAL = getConstant("CodeInstaller::INVOKESPECIAL", Integer.class); + public final int MARKID_INLINE_INVOKE = getConstant("CodeInstaller::INLINE_INVOKE", Integer.class); + public final int MARKID_POLL_NEAR = getConstant("CodeInstaller::POLL_NEAR", Integer.class); + public final int MARKID_POLL_RETURN_NEAR = getConstant("CodeInstaller::POLL_RETURN_NEAR", Integer.class); + public final int MARKID_POLL_FAR = getConstant("CodeInstaller::POLL_FAR", Integer.class); + public final int MARKID_POLL_RETURN_FAR = getConstant("CodeInstaller::POLL_RETURN_FAR", Integer.class); + public final int MARKID_CARD_TABLE_SHIFT = getConstant("CodeInstaller::CARD_TABLE_SHIFT", Integer.class); + public final int MARKID_CARD_TABLE_ADDRESS = getConstant("CodeInstaller::CARD_TABLE_ADDRESS", Integer.class); + public final int MARKID_INVOKE_INVALID = getConstant("CodeInstaller::INVOKE_INVALID", Integer.class); + + /** + * The following constants are given default values here since they are missing in the native + * JVMCI-8 code but are still required for {@link GraalHotSpotVMConfigNode#canonical} to work in + * a JDK8 environment. + */ + public final int MARKID_HEAP_TOP_ADDRESS = getConstant("CodeInstaller::HEAP_TOP_ADDRESS", Integer.class, 17); + public final int MARKID_HEAP_END_ADDRESS = getConstant("CodeInstaller::HEAP_END_ADDRESS", Integer.class, 18); + public final int MARKID_NARROW_KLASS_BASE_ADDRESS = getConstant("CodeInstaller::NARROW_KLASS_BASE_ADDRESS", Integer.class, 19); + public final int MARKID_CRC_TABLE_ADDRESS = getConstant("CodeInstaller::CRC_TABLE_ADDRESS", Integer.class, 20); + public final int MARKID_LOG_OF_HEAP_REGION_GRAIN_BYTES = getConstant("CodeInstaller::LOG_OF_HEAP_REGION_GRAIN_BYTES", Integer.class, 21); + public final int MARKID_INLINE_CONTIGUOUS_ALLOCATION_SUPPORTED = getConstant("CodeInstaller::INLINE_CONTIGUOUS_ALLOCATION_SUPPORTED", Integer.class, 22); + + // Checkstyle: resume + + private boolean check() { + for (Field f : getClass().getDeclaredFields()) { + int modifiers = f.getModifiers(); + if (Modifier.isPublic(modifiers) && !Modifier.isStatic(modifiers)) { + assert Modifier.isFinal(modifiers) : "field should be final: " + f; + } + } + + assert codeEntryAlignment > 0 : codeEntryAlignment; + return true; + } +}