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HotSpotVMConfig.java
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HotSpotVMConfig.java
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/*
* Copyright (c) 2011, 2020, 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.vm.ci.hotspot;
import static jdk.vm.ci.hotspot.HotSpotJVMCIRuntime.runtime;
import static jdk.vm.ci.hotspot.UnsafeAccess.UNSAFE;
import jdk.vm.ci.services.Services;
import jdk.internal.misc.Unsafe;
/**
* Used to access native configuration details.
*
* All non-static, public fields in this class are so that they can be compiled as constants.
*/
class HotSpotVMConfig extends HotSpotVMConfigAccess {
/**
* Gets the configuration associated with the singleton {@link HotSpotJVMCIRuntime}.
*/
static HotSpotVMConfig config() {
return runtime().getConfig();
}
private final String osArch = getHostArchitectureName();
HotSpotVMConfig(HotSpotVMConfigStore store) {
super(store);
}
/**
* Gets the host architecture name for the purpose of finding the corresponding
* {@linkplain HotSpotJVMCIBackendFactory backend}.
*/
String getHostArchitectureName() {
String arch = Services.getSavedProperty("os.arch");
switch (arch) {
case "x86_64":
return "amd64";
case "sparcv9":
return "sparc";
default:
return arch;
}
}
final boolean useDeferredInitBarriers = getFlag("ReduceInitialCardMarks", Boolean.class);
final boolean useCompressedOops = getFlag("UseCompressedOops", Boolean.class);
final int objectAlignment = getFlag("ObjectAlignmentInBytes", Integer.class);
final int hubOffset = getFieldOffset("oopDesc::_metadata._klass", Integer.class, "Klass*");
final int prototypeMarkWordOffset = getFieldOffset("Klass::_prototype_header", Integer.class, "markWord");
final int subklassOffset = getFieldOffset("Klass::_subklass", Integer.class, "Klass*");
final int superOffset = getFieldOffset("Klass::_super", Integer.class, "Klass*");
final int nextSiblingOffset = getFieldOffset("Klass::_next_sibling", Integer.class, "Klass*");
final int superCheckOffsetOffset = getFieldOffset("Klass::_super_check_offset", Integer.class, "juint");
final int secondarySuperCacheOffset = getFieldOffset("Klass::_secondary_super_cache", Integer.class, "Klass*");
final int classLoaderDataOffset = getFieldOffset("Klass::_class_loader_data", Integer.class, "ClassLoaderData*");
/**
* The offset of the _java_mirror field (of type {@link Class}) in a Klass.
*/
final int javaMirrorOffset = getFieldOffset("Klass::_java_mirror", Integer.class, "OopHandle");
final int klassAccessFlagsOffset = getFieldOffset("Klass::_access_flags", Integer.class, "AccessFlags");
final int klassLayoutHelperOffset = getFieldOffset("Klass::_layout_helper", Integer.class, "jint");
final int klassLayoutHelperNeutralValue = getConstant("Klass::_lh_neutral_value", Integer.class);
final int klassLayoutHelperInstanceSlowPathBit = getConstant("Klass::_lh_instance_slow_path_bit", Integer.class);
final int vtableEntrySize = getFieldValue("CompilerToVM::Data::sizeof_vtableEntry", Integer.class, "int");
final int vtableEntryMethodOffset = getFieldOffset("vtableEntry::_method", Integer.class, "Method*");
final int instanceKlassSourceFileNameIndexOffset = getFieldOffset("InstanceKlass::_source_file_name_index", Integer.class, "u2");
final int instanceKlassInitStateOffset = getFieldOffset("InstanceKlass::_init_state", Integer.class, "u1");
final int instanceKlassConstantsOffset = getFieldOffset("InstanceKlass::_constants", Integer.class, "ConstantPool*");
final int instanceKlassFieldsOffset = getFieldOffset("InstanceKlass::_fields", Integer.class, "Array<u2>*");
final int instanceKlassAnnotationsOffset = getFieldOffset("InstanceKlass::_annotations", Integer.class, "Annotations*");
final int instanceKlassMiscFlagsOffset = getFieldOffset("InstanceKlass::_misc_flags", Integer.class, "u4");
final int klassVtableStartOffset = getFieldValue("CompilerToVM::Data::Klass_vtable_start_offset", Integer.class, "int");
final int klassVtableLengthOffset = getFieldValue("CompilerToVM::Data::Klass_vtable_length_offset", Integer.class, "int");
final int instanceKlassStateLinked = getConstant("InstanceKlass::linked", Integer.class);
final int instanceKlassStateFullyInitialized = getConstant("InstanceKlass::fully_initialized", Integer.class);
final int instanceKlassStateBeingInitialized = getConstant("InstanceKlass::being_initialized", Integer.class);
final int instanceKlassMiscIsUnsafeAnonymous = getConstant("InstanceKlass::_misc_is_unsafe_anonymous", Integer.class);
final int annotationsFieldAnnotationsOffset = getFieldOffset("Annotations::_fields_annotations", Integer.class, "Array<AnnotationArray*>*");
final int fieldsAnnotationsBaseOffset = getFieldValue("CompilerToVM::Data::_fields_annotations_base_offset", Integer.class, "int");
final int arrayU1LengthOffset = getFieldOffset("Array<int>::_length", Integer.class, "int");
final int arrayU1DataOffset = getFieldOffset("Array<u1>::_data", Integer.class);
final int arrayU2DataOffset = getFieldOffset("Array<u2>::_data", Integer.class);
final int fieldInfoAccessFlagsOffset = getConstant("FieldInfo::access_flags_offset", Integer.class);
final int fieldInfoNameIndexOffset = getConstant("FieldInfo::name_index_offset", Integer.class);
final int fieldInfoSignatureIndexOffset = getConstant("FieldInfo::signature_index_offset", Integer.class);
final int fieldInfoLowPackedOffset = getConstant("FieldInfo::low_packed_offset", Integer.class);
final int fieldInfoHighPackedOffset = getConstant("FieldInfo::high_packed_offset", Integer.class);
final int fieldInfoFieldSlots = getConstant("FieldInfo::field_slots", Integer.class);
final int fieldInfoTagSize = getConstant("FIELDINFO_TAG_SIZE", Integer.class);
final int jvmAccHasFinalizer = getConstant("JVM_ACC_HAS_FINALIZER", Integer.class);
final int jvmAccFieldInternal = getConstant("JVM_ACC_FIELD_INTERNAL", Integer.class);
final int jvmAccFieldStable = getConstant("JVM_ACC_FIELD_STABLE", Integer.class);
final int jvmAccFieldHasGenericSignature = getConstant("JVM_ACC_FIELD_HAS_GENERIC_SIGNATURE", Integer.class);
final int jvmAccIsCloneableFast = getConstant("JVM_ACC_IS_CLONEABLE_FAST", Integer.class);
// These modifiers are not public in Modifier so we get them via vmStructs.
final int jvmAccSynthetic = getConstant("JVM_ACC_SYNTHETIC", Integer.class);
final int jvmAccAnnotation = getConstant("JVM_ACC_ANNOTATION", Integer.class);
final int jvmAccBridge = getConstant("JVM_ACC_BRIDGE", Integer.class);
final int jvmAccVarargs = getConstant("JVM_ACC_VARARGS", Integer.class);
final int jvmAccEnum = getConstant("JVM_ACC_ENUM", Integer.class);
final int jvmAccInterface = getConstant("JVM_ACC_INTERFACE", Integer.class);
// This is only valid on AMD64.
final int runtimeCallStackSize = getConstant("frame::arg_reg_save_area_bytes", Integer.class, osArch.equals("amd64") ? null : 0);
private final int markWordNoHashInPlace = getConstant("markWord::no_hash_in_place", Integer.class);
private final int markWordNoLockInPlace = getConstant("markWord::no_lock_in_place", Integer.class);
/**
* See {@code markWord::prototype()}.
*/
long arrayPrototypeMarkWord() {
return markWordNoHashInPlace | markWordNoLockInPlace;
}
final int methodAccessFlagsOffset = getFieldOffset("Method::_access_flags", Integer.class, "AccessFlags");
final int methodConstMethodOffset = getFieldOffset("Method::_constMethod", Integer.class, "ConstMethod*");
final int methodIntrinsicIdOffset = getFieldOffset("Method::_intrinsic_id", Integer.class, "u2");
final int methodFlagsOffset = getFieldOffset("Method::_flags", Integer.class, "u2");
final int methodVtableIndexOffset = getFieldOffset("Method::_vtable_index", Integer.class, "int");
final int methodDataOffset = getFieldOffset("Method::_method_data", Integer.class, "MethodData*");
final int methodCodeOffset = getFieldOffset("Method::_code", Integer.class, "CompiledMethod*");
final int methodFlagsCallerSensitive = getConstant("Method::_caller_sensitive", Integer.class);
final int methodFlagsForceInline = getConstant("Method::_force_inline", Integer.class);
final int methodFlagsIntrinsicCandidate = getConstant("Method::_intrinsic_candidate", Integer.class);
final int methodFlagsDontInline = getConstant("Method::_dont_inline", Integer.class);
final int methodFlagsReservedStackAccess = getConstant("Method::_reserved_stack_access", Integer.class);
final int nonvirtualVtableIndex = getConstant("Method::nonvirtual_vtable_index", Integer.class);
final int invalidVtableIndex = getConstant("Method::invalid_vtable_index", Integer.class);
final int methodDataSize = getFieldOffset("MethodData::_size", Integer.class, "int");
final int methodDataDataSize = getFieldOffset("MethodData::_data_size", Integer.class, "int");
final int methodDataOopDataOffset = getFieldOffset("MethodData::_data[0]", Integer.class, "intptr_t");
final int methodDataOopTrapHistoryOffset = getFieldOffset("MethodData::_trap_hist._array[0]", Integer.class, "u1");
final int methodDataIRSizeOffset = getFieldOffset("MethodData::_jvmci_ir_size", Integer.class, "int");
final int methodDataDecompiles = getFieldOffset("MethodData::_nof_decompiles", Integer.class, "uint");
final int methodDataOverflowRecompiles = getFieldOffset("MethodData::_nof_overflow_recompiles", Integer.class, "uint");
final int methodDataOverflowTraps = getFieldOffset("MethodData::_nof_overflow_traps", Integer.class, "uint");
final int nmethodCompLevelOffset = getFieldOffset("nmethod::_comp_level", Integer.class, "int");
final int compilationLevelNone = getConstant("CompLevel_none", Integer.class);
final int compilationLevelSimple = getConstant("CompLevel_simple", Integer.class);
final int compilationLevelLimitedProfile = getConstant("CompLevel_limited_profile", Integer.class);
final int compilationLevelFullProfile = getConstant("CompLevel_full_profile", Integer.class);
final int compilationLevelFullOptimization = getConstant("CompLevel_full_optimization", Integer.class);
final int compLevelAdjustmentNone = getConstant("JVMCIRuntime::none", Integer.class);
final int compLevelAdjustmentByHolder = getConstant("JVMCIRuntime::by_holder", Integer.class);
final int compLevelAdjustmentByFullSignature = getConstant("JVMCIRuntime::by_full_signature", Integer.class);
final int invocationEntryBci = getConstant("InvocationEntryBci", Integer.class);
final int extraStackEntries = getFieldValue("CompilerToVM::Data::Method_extra_stack_entries", Integer.class, "int");
final int constMethodConstantsOffset = getFieldOffset("ConstMethod::_constants", Integer.class, "ConstantPool*");
final int constMethodFlagsOffset = getFieldOffset("ConstMethod::_flags", Integer.class, "u2");
final int constMethodCodeSizeOffset = getFieldOffset("ConstMethod::_code_size", Integer.class, "u2");
final int constMethodNameIndexOffset = getFieldOffset("ConstMethod::_name_index", Integer.class, "u2");
final int constMethodSignatureIndexOffset = getFieldOffset("ConstMethod::_signature_index", Integer.class, "u2");
final int constMethodMethodIdnumOffset = getFieldOffset("ConstMethod::_method_idnum", Integer.class, "u2");
final int constMethodMaxStackOffset = getFieldOffset("ConstMethod::_max_stack", Integer.class, "u2");
final int methodMaxLocalsOffset = getFieldOffset("ConstMethod::_max_locals", Integer.class, "u2");
final int constMethodHasLineNumberTable = getConstant("ConstMethod::_has_linenumber_table", Integer.class);
final int constMethodHasLocalVariableTable = getConstant("ConstMethod::_has_localvariable_table", Integer.class);
final int constMethodHasMethodAnnotations = getConstant("ConstMethod::_has_method_annotations", Integer.class);
final int constMethodHasParameterAnnotations = getConstant("ConstMethod::_has_parameter_annotations", Integer.class);
final int constMethodHasExceptionTable = getConstant("ConstMethod::_has_exception_table", Integer.class);
final int exceptionTableElementSize = getFieldValue("CompilerToVM::Data::sizeof_ExceptionTableElement", Integer.class, "int");
final int exceptionTableElementStartPcOffset = getFieldOffset("ExceptionTableElement::start_pc", Integer.class, "u2");
final int exceptionTableElementEndPcOffset = getFieldOffset("ExceptionTableElement::end_pc", Integer.class, "u2");
final int exceptionTableElementHandlerPcOffset = getFieldOffset("ExceptionTableElement::handler_pc", Integer.class, "u2");
final int exceptionTableElementCatchTypeIndexOffset = getFieldOffset("ExceptionTableElement::catch_type_index", Integer.class, "u2");
final int localVariableTableElementSize = getFieldValue("CompilerToVM::Data::sizeof_LocalVariableTableElement", Integer.class, "int");
final int localVariableTableElementStartBciOffset = getFieldOffset("LocalVariableTableElement::start_bci", Integer.class, "u2");
final int localVariableTableElementLengthOffset = getFieldOffset("LocalVariableTableElement::length", Integer.class, "u2");
final int localVariableTableElementNameCpIndexOffset = getFieldOffset("LocalVariableTableElement::name_cp_index", Integer.class, "u2");
final int localVariableTableElementDescriptorCpIndexOffset = getFieldOffset("LocalVariableTableElement::descriptor_cp_index", Integer.class, "u2");
final int localVariableTableElementSlotOffset = getFieldOffset("LocalVariableTableElement::slot", Integer.class, "u2");
final int constantPoolSize = getFieldValue("CompilerToVM::Data::sizeof_ConstantPool", Integer.class, "int");
final int constantPoolTagsOffset = getFieldOffset("ConstantPool::_tags", Integer.class, "Array<u1>*");
final int constantPoolHolderOffset = getFieldOffset("ConstantPool::_pool_holder", Integer.class, "InstanceKlass*");
final int constantPoolLengthOffset = getFieldOffset("ConstantPool::_length", Integer.class, "int");
final int constantPoolFlagsOffset = getFieldOffset("ConstantPool::_flags", Integer.class, "int");
final int constantPoolCpCacheIndexTag = getConstant("ConstantPool::CPCACHE_INDEX_TAG", Integer.class);
final int constantPoolHasDynamicConstant = getConstant("ConstantPool::_has_dynamic_constant", Integer.class);
final int jvmConstantUtf8 = getConstant("JVM_CONSTANT_Utf8", Integer.class);
final int jvmConstantInteger = getConstant("JVM_CONSTANT_Integer", Integer.class);
final int jvmConstantLong = getConstant("JVM_CONSTANT_Long", Integer.class);
final int jvmConstantFloat = getConstant("JVM_CONSTANT_Float", Integer.class);
final int jvmConstantDouble = getConstant("JVM_CONSTANT_Double", Integer.class);
final int jvmConstantClass = getConstant("JVM_CONSTANT_Class", Integer.class);
final int jvmConstantUnresolvedClass = getConstant("JVM_CONSTANT_UnresolvedClass", Integer.class);
final int jvmConstantUnresolvedClassInError = getConstant("JVM_CONSTANT_UnresolvedClassInError", Integer.class);
final int jvmConstantString = getConstant("JVM_CONSTANT_String", Integer.class);
final int jvmConstantFieldref = getConstant("JVM_CONSTANT_Fieldref", Integer.class);
final int jvmConstantMethodref = getConstant("JVM_CONSTANT_Methodref", Integer.class);
final int jvmConstantInterfaceMethodref = getConstant("JVM_CONSTANT_InterfaceMethodref", Integer.class);
final int jvmConstantNameAndType = getConstant("JVM_CONSTANT_NameAndType", Integer.class);
final int jvmConstantMethodHandle = getConstant("JVM_CONSTANT_MethodHandle", Integer.class);
final int jvmConstantMethodHandleInError = getConstant("JVM_CONSTANT_MethodHandleInError", Integer.class);
final int jvmConstantMethodType = getConstant("JVM_CONSTANT_MethodType", Integer.class);
final int jvmConstantMethodTypeInError = getConstant("JVM_CONSTANT_MethodTypeInError", Integer.class);
final int jvmConstantInvokeDynamic = getConstant("JVM_CONSTANT_InvokeDynamic", Integer.class);
final int jvmConstantExternalMax = getConstant("JVM_CONSTANT_ExternalMax", Integer.class);
final int jvmConstantInternalMin = getConstant("JVM_CONSTANT_InternalMin", Integer.class);
final int jvmConstantInternalMax = getConstant("JVM_CONSTANT_InternalMax", Integer.class);
final int heapWordSize = getConstant("HeapWordSize", Integer.class);
final long vmSymbolsSymbols = getFieldAddress("vmSymbols::_symbols[0]", "Symbol*");
final int vmSymbolsFirstSID = getConstant("vmSymbols::FIRST_SID", Integer.class);
final int vmSymbolsSIDLimit = getConstant("vmSymbols::SID_LIMIT", Integer.class);
final long symbolInit = getFieldValue("CompilerToVM::Data::symbol_init", Long.class);
final long symbolClinit = getFieldValue("CompilerToVM::Data::symbol_clinit", Long.class);
/**
* Returns the symbol in the {@code vmSymbols} table at position {@code index} as a
* {@link String}.
*
* @param index position in the symbol table
* @return the symbol at position id
*/
String symbolAt(int index) {
HotSpotJVMCIRuntime runtime = runtime();
assert vmSymbolsFirstSID <= index && index < vmSymbolsSIDLimit : "index " + index + " is out of bounds";
int offset = index * Unsafe.ADDRESS_SIZE;
return runtime.getCompilerToVM().getSymbol(UNSAFE.getAddress(vmSymbolsSymbols + offset));
}
final int universeBaseVtableSize = getFieldValue("CompilerToVM::Data::Universe_base_vtable_size", Integer.class, "int");
final int baseVtableLength() {
return universeBaseVtableSize / (vtableEntrySize / heapWordSize);
}
final int klassOffset = getFieldValue("java_lang_Class::_klass_offset", Integer.class, "int");
/**
* The DataLayout header size is the same as the cell size.
*/
final int dataLayoutHeaderSize = getConstant("DataLayout::cell_size", Integer.class);
final int dataLayoutTagOffset = getFieldOffset("DataLayout::_header._struct._tag", Integer.class, "u1");
final int dataLayoutFlagsOffset = getFieldOffset("DataLayout::_header._struct._flags", Integer.class, "u1");
final int dataLayoutBCIOffset = getFieldOffset("DataLayout::_header._struct._bci", Integer.class, "u2");
final int dataLayoutCellSize = getConstant("DataLayout::cell_size", Integer.class);
final int dataLayoutNoTag = getConstant("DataLayout::no_tag", Integer.class);
final int dataLayoutBitDataTag = getConstant("DataLayout::bit_data_tag", Integer.class);
final int dataLayoutCounterDataTag = getConstant("DataLayout::counter_data_tag", Integer.class);
final int dataLayoutJumpDataTag = getConstant("DataLayout::jump_data_tag", Integer.class);
final int dataLayoutReceiverTypeDataTag = getConstant("DataLayout::receiver_type_data_tag", Integer.class);
final int dataLayoutVirtualCallDataTag = getConstant("DataLayout::virtual_call_data_tag", Integer.class);
final int dataLayoutRetDataTag = getConstant("DataLayout::ret_data_tag", Integer.class);
final int dataLayoutBranchDataTag = getConstant("DataLayout::branch_data_tag", Integer.class);
final int dataLayoutMultiBranchDataTag = getConstant("DataLayout::multi_branch_data_tag", Integer.class);
final int dataLayoutArgInfoDataTag = getConstant("DataLayout::arg_info_data_tag", Integer.class);
final int dataLayoutCallTypeDataTag = getConstant("DataLayout::call_type_data_tag", Integer.class);
final int dataLayoutVirtualCallTypeDataTag = getConstant("DataLayout::virtual_call_type_data_tag", Integer.class);
final int dataLayoutParametersTypeDataTag = getConstant("DataLayout::parameters_type_data_tag", Integer.class);
final int dataLayoutSpeculativeTrapDataTag = getConstant("DataLayout::speculative_trap_data_tag", Integer.class);
final int bciProfileWidth = getFlag("BciProfileWidth", Integer.class);
final int typeProfileWidth = getFlag("TypeProfileWidth", Integer.class);
final int methodProfileWidth = getFlag("MethodProfileWidth", Integer.class, 0);
final int deoptReasonNone = getConstant("Deoptimization::Reason_none", Integer.class);
final int deoptReasonNullCheck = getConstant("Deoptimization::Reason_null_check", Integer.class);
final int deoptReasonRangeCheck = getConstant("Deoptimization::Reason_range_check", Integer.class);
final int deoptReasonClassCheck = getConstant("Deoptimization::Reason_class_check", Integer.class);
final int deoptReasonArrayCheck = getConstant("Deoptimization::Reason_array_check", Integer.class);
final int deoptReasonUnreached0 = getConstant("Deoptimization::Reason_unreached0", Integer.class);
final int deoptReasonTypeCheckInlining = getConstant("Deoptimization::Reason_type_checked_inlining", Integer.class);
final int deoptReasonOptimizedTypeCheck = getConstant("Deoptimization::Reason_optimized_type_check", Integer.class);
final int deoptReasonNotCompiledExceptionHandler = getConstant("Deoptimization::Reason_not_compiled_exception_handler", Integer.class);
final int deoptReasonUnresolved = getConstant("Deoptimization::Reason_unresolved", Integer.class);
final int deoptReasonJsrMismatch = getConstant("Deoptimization::Reason_jsr_mismatch", Integer.class);
final int deoptReasonDiv0Check = getConstant("Deoptimization::Reason_div0_check", Integer.class);
final int deoptReasonConstraint = getConstant("Deoptimization::Reason_constraint", Integer.class);
final int deoptReasonLoopLimitCheck = getConstant("Deoptimization::Reason_loop_limit_check", Integer.class);
final int deoptReasonAliasing = getConstant("Deoptimization::Reason_aliasing", Integer.class);
final int deoptReasonTransferToInterpreter = getConstant("Deoptimization::Reason_transfer_to_interpreter", Integer.class);
final int deoptReasonOSROffset = getConstant("Deoptimization::Reason_LIMIT", Integer.class);
final int deoptActionNone = getConstant("Deoptimization::Action_none", Integer.class);
final int deoptActionMaybeRecompile = getConstant("Deoptimization::Action_maybe_recompile", Integer.class);
final int deoptActionReinterpret = getConstant("Deoptimization::Action_reinterpret", Integer.class);
final int deoptActionMakeNotEntrant = getConstant("Deoptimization::Action_make_not_entrant", Integer.class);
final int deoptActionMakeNotCompilable = getConstant("Deoptimization::Action_make_not_compilable", Integer.class);
final int deoptimizationActionBits = getConstant("Deoptimization::_action_bits", Integer.class);
final int deoptimizationReasonBits = getConstant("Deoptimization::_reason_bits", Integer.class);
final int deoptimizationDebugIdBits = getConstant("Deoptimization::_debug_id_bits", Integer.class);
final int deoptimizationActionShift = getConstant("Deoptimization::_action_shift", Integer.class);
final int deoptimizationReasonShift = getConstant("Deoptimization::_reason_shift", Integer.class);
final int deoptimizationDebugIdShift = getConstant("Deoptimization::_debug_id_shift", Integer.class);
final int vmIntrinsicInvokeBasic = getConstant("vmIntrinsics::_invokeBasic", Integer.class);
final int vmIntrinsicLinkToVirtual = getConstant("vmIntrinsics::_linkToVirtual", Integer.class);
final int vmIntrinsicLinkToStatic = getConstant("vmIntrinsics::_linkToStatic", Integer.class);
final int vmIntrinsicLinkToSpecial = getConstant("vmIntrinsics::_linkToSpecial", Integer.class);
final int vmIntrinsicLinkToInterface = getConstant("vmIntrinsics::_linkToInterface", Integer.class);
final int codeInstallResultOk = getConstant("JVMCI::ok", Integer.class);
final int codeInstallResultDependenciesFailed = getConstant("JVMCI::dependencies_failed", Integer.class);
final int codeInstallResultCacheFull = getConstant("JVMCI::cache_full", Integer.class);
final int codeInstallResultCodeTooLarge = getConstant("JVMCI::code_too_large", Integer.class);
String getCodeInstallResultDescription(int codeInstallResult) {
if (codeInstallResult == codeInstallResultOk) {
return "ok";
}
if (codeInstallResult == codeInstallResultDependenciesFailed) {
return "dependencies failed";
}
if (codeInstallResult == codeInstallResultCacheFull) {
return "code cache is full";
}
if (codeInstallResult == codeInstallResultCodeTooLarge) {
return "code is too large";
}
assert false : codeInstallResult;
return "unknown";
}
final int bitDataExceptionSeenFlag = getConstant("BitData::exception_seen_flag", Integer.class);
final int bitDataNullSeenFlag = getConstant("BitData::null_seen_flag", Integer.class);
final int methodDataCountOffset = getConstant("CounterData::count_off", Integer.class);
final int jumpDataTakenOffset = getConstant("JumpData::taken_off_set", Integer.class);
final int jumpDataDisplacementOffset = getConstant("JumpData::displacement_off_set", Integer.class);
final int receiverTypeDataNonprofiledCountOffset = getConstant("ReceiverTypeData::nonprofiled_count_off_set", Integer.class);
final int receiverTypeDataReceiverTypeRowCellCount = getConstant("ReceiverTypeData::receiver_type_row_cell_count", Integer.class);
final int receiverTypeDataReceiver0Offset = getConstant("ReceiverTypeData::receiver0_offset", Integer.class);
final int receiverTypeDataCount0Offset = getConstant("ReceiverTypeData::count0_offset", Integer.class);
final int branchDataNotTakenOffset = getConstant("BranchData::not_taken_off_set", Integer.class);
final int arrayDataArrayLenOffset = getConstant("ArrayData::array_len_off_set", Integer.class);
final int arrayDataArrayStartOffset = getConstant("ArrayData::array_start_off_set", Integer.class);
final int multiBranchDataPerCaseCellCount = getConstant("MultiBranchData::per_case_cell_count", Integer.class);
}