1 /* 2 * Copyright (c) 2011, 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 package jdk.vm.ci.hotspot; 24 25 import static jdk.vm.ci.hotspot.HotSpotJVMCIRuntime.runtime; 26 import static jdk.vm.ci.hotspot.UnsafeAccess.UNSAFE; 27 28 import jdk.internal.misc.Unsafe; 29 30 /** 31 * Used to access native configuration details. 32 * 33 * All non-static, public fields in this class are so that they can be compiled as constants. 34 */ 35 class HotSpotVMConfig extends HotSpotVMConfigAccess { 36 37 /** 38 * Gets the configuration associated with the singleton {@link HotSpotJVMCIRuntime}. 39 */ 40 static HotSpotVMConfig config() { 41 return runtime().getConfig(); 42 } 43 44 private final String osArch = getHostArchitectureName(); 45 46 HotSpotVMConfig(HotSpotVMConfigStore store) { 47 super(store); 48 } 49 50 /** 51 * Gets the host architecture name for the purpose of finding the corresponding 52 * {@linkplain HotSpotJVMCIBackendFactory backend}. 53 */ 54 String getHostArchitectureName() { 55 String arch = System.getProperty("os.arch"); 56 switch (arch) { 57 case "x86_64": 58 return "amd64"; 59 60 case "sparcv9": 61 return "sparc"; 62 default: 63 return arch; 64 } 65 } 66 67 final boolean useDeferredInitBarriers = getFlag("ReduceInitialCardMarks", Boolean.class); 68 69 final boolean useCompressedOops = getFlag("UseCompressedOops", Boolean.class); 70 71 final int prototypeMarkWordOffset = getFieldOffset("Klass::_prototype_header", Integer.class, "markOop"); 72 final int subklassOffset = getFieldOffset("Klass::_subklass", Integer.class, "Klass*"); 73 final int nextSiblingOffset = getFieldOffset("Klass::_next_sibling", Integer.class, "Klass*"); 74 final int superCheckOffsetOffset = getFieldOffset("Klass::_super_check_offset", Integer.class, "juint"); 75 final int secondarySuperCacheOffset = getFieldOffset("Klass::_secondary_super_cache", Integer.class, "Klass*"); 76 77 /** 78 * The offset of the _java_mirror field (of type {@link Class}) in a Klass. 79 */ 80 final int classMirrorOffset = getFieldOffset("Klass::_java_mirror", Integer.class, "oop"); 81 82 final int klassAccessFlagsOffset = getFieldOffset("Klass::_access_flags", Integer.class, "AccessFlags"); 83 final int klassLayoutHelperOffset = getFieldOffset("Klass::_layout_helper", Integer.class, "jint"); 84 85 final int klassLayoutHelperNeutralValue = getConstant("Klass::_lh_neutral_value", Integer.class); 86 final int klassLayoutHelperInstanceSlowPathBit = getConstant("Klass::_lh_instance_slow_path_bit", Integer.class); 87 88 final int vtableEntrySize = getTypeSize("vtableEntry"); 89 final int vtableEntryMethodOffset = getFieldOffset("vtableEntry::_method", Integer.class, "Method*"); 90 91 final int instanceKlassSourceFileNameIndexOffset = getFieldOffset("InstanceKlass::_source_file_name_index", Integer.class, "u2"); 92 final int instanceKlassInitStateOffset = getFieldOffset("InstanceKlass::_init_state", Integer.class, "u1"); 93 final int instanceKlassConstantsOffset = getFieldOffset("InstanceKlass::_constants", Integer.class, "ConstantPool*"); 94 final int instanceKlassFieldsOffset = getFieldOffset("InstanceKlass::_fields", Integer.class, "Array<u2>*"); 95 final int klassVtableStartOffset = getFieldValue("CompilerToVM::Data::Klass_vtable_start_offset", Integer.class, "int"); 96 final int klassVtableLengthOffset = getFieldValue("CompilerToVM::Data::Klass_vtable_length_offset", Integer.class, "int"); 97 98 final int instanceKlassStateLinked = getConstant("InstanceKlass::linked", Integer.class); 99 final int instanceKlassStateFullyInitialized = getConstant("InstanceKlass::fully_initialized", Integer.class); 100 101 final int arrayU1LengthOffset = getFieldOffset("Array<int>::_length", Integer.class, "int"); 102 final int arrayU1DataOffset = getFieldOffset("Array<u1>::_data", Integer.class); 103 final int arrayU2DataOffset = getFieldOffset("Array<u2>::_data", Integer.class); 104 105 final int fieldInfoAccessFlagsOffset = getConstant("FieldInfo::access_flags_offset", Integer.class); 106 final int fieldInfoNameIndexOffset = getConstant("FieldInfo::name_index_offset", Integer.class); 107 final int fieldInfoSignatureIndexOffset = getConstant("FieldInfo::signature_index_offset", Integer.class); 108 final int fieldInfoLowPackedOffset = getConstant("FieldInfo::low_packed_offset", Integer.class); 109 final int fieldInfoHighPackedOffset = getConstant("FieldInfo::high_packed_offset", Integer.class); 110 final int fieldInfoFieldSlots = getConstant("FieldInfo::field_slots", Integer.class); 111 112 final int fieldInfoTagSize = getConstant("FIELDINFO_TAG_SIZE", Integer.class); 113 114 final int jvmAccHasFinalizer = getConstant("JVM_ACC_HAS_FINALIZER", Integer.class); 115 final int jvmAccFieldInternal = getConstant("JVM_ACC_FIELD_INTERNAL", Integer.class); 116 final int jvmAccFieldStable = getConstant("JVM_ACC_FIELD_STABLE", Integer.class); 117 final int jvmAccFieldHasGenericSignature = getConstant("JVM_ACC_FIELD_HAS_GENERIC_SIGNATURE", Integer.class); 118 final int jvmAccIsCloneableFast = getConstant("JVM_ACC_IS_CLONEABLE_FAST", Integer.class); 119 120 // Modifier.SYNTHETIC is not public so we get it via vmStructs. 121 final int jvmAccSynthetic = getConstant("JVM_ACC_SYNTHETIC", Integer.class); 122 123 // This is only valid on AMD64. 124 final int runtimeCallStackSize = getConstant("frame::arg_reg_save_area_bytes", Integer.class, osArch.equals("amd64") ? null : 0); 125 126 private final int markWordNoHashInPlace = getConstant("markOopDesc::no_hash_in_place", Integer.class); 127 private final int markWordNoLockInPlace = getConstant("markOopDesc::no_lock_in_place", Integer.class); 128 129 /** 130 * See {@code markOopDesc::prototype()}. 131 */ 132 long arrayPrototypeMarkWord() { 133 return markWordNoHashInPlace | markWordNoLockInPlace; 134 } 135 136 final int methodAccessFlagsOffset = getFieldOffset("Method::_access_flags", Integer.class, "AccessFlags"); 137 final int methodConstMethodOffset = getFieldOffset("Method::_constMethod", Integer.class, "ConstMethod*"); 138 final int methodIntrinsicIdOffset = getFieldOffset("Method::_intrinsic_id", Integer.class, "u2"); 139 final int methodFlagsOffset = getFieldOffset("Method::_flags", Integer.class, "u2"); 140 final int methodVtableIndexOffset = getFieldOffset("Method::_vtable_index", Integer.class, "int"); 141 142 final int methodDataOffset = getFieldOffset("Method::_method_data", Integer.class, "MethodData*"); 143 final int methodCodeOffset = getFieldOffset("Method::_code", Integer.class, "CompiledMethod*"); 144 145 final int methodFlagsCallerSensitive = getConstant("Method::_caller_sensitive", Integer.class); 146 final int methodFlagsForceInline = getConstant("Method::_force_inline", Integer.class); 147 final int methodFlagsIntrinsicCandidate = getConstant("Method::_intrinsic_candidate", Integer.class); 148 final int methodFlagsDontInline = getConstant("Method::_dont_inline", Integer.class); 149 final int methodFlagsReservedStackAccess = getConstant("Method::_reserved_stack_access", Integer.class); 150 final int nonvirtualVtableIndex = getConstant("Method::nonvirtual_vtable_index", Integer.class); 151 final int invalidVtableIndex = getConstant("Method::invalid_vtable_index", Integer.class); 152 153 final int methodDataSize = getFieldOffset("MethodData::_size", Integer.class, "int"); 154 final int methodDataDataSize = getFieldOffset("MethodData::_data_size", Integer.class, "int"); 155 final int methodDataOopDataOffset = getFieldOffset("MethodData::_data[0]", Integer.class, "intptr_t"); 156 final int methodDataOopTrapHistoryOffset = getFieldOffset("MethodData::_trap_hist._array[0]", Integer.class, "u1"); 157 final int methodDataIRSizeOffset = getFieldOffset("MethodData::_jvmci_ir_size", Integer.class, "int"); 158 159 final int nmethodCompLevelOffset = getFieldOffset("nmethod::_comp_level", Integer.class, "int"); 160 161 final int compilationLevelNone = getConstant("CompLevel_none", Integer.class); 162 final int compilationLevelSimple = getConstant("CompLevel_simple", Integer.class); 163 final int compilationLevelLimitedProfile = getConstant("CompLevel_limited_profile", Integer.class); 164 final int compilationLevelFullProfile = getConstant("CompLevel_full_profile", Integer.class); 165 final int compilationLevelFullOptimization = getConstant("CompLevel_full_optimization", Integer.class); 166 167 final int compLevelAdjustmentNone = getConstant("JVMCIRuntime::none", Integer.class); 168 final int compLevelAdjustmentByHolder = getConstant("JVMCIRuntime::by_holder", Integer.class); 169 final int compLevelAdjustmentByFullSignature = getConstant("JVMCIRuntime::by_full_signature", Integer.class); 170 171 final int invocationEntryBci = getConstant("InvocationEntryBci", Integer.class); 172 173 final int extraStackEntries = getFieldValue("CompilerToVM::Data::Method_extra_stack_entries", Integer.class, "int"); 174 175 final int constMethodConstantsOffset = getFieldOffset("ConstMethod::_constants", Integer.class, "ConstantPool*"); 176 final int constMethodFlagsOffset = getFieldOffset("ConstMethod::_flags", Integer.class, "u2"); 177 final int constMethodCodeSizeOffset = getFieldOffset("ConstMethod::_code_size", Integer.class, "u2"); 178 final int constMethodNameIndexOffset = getFieldOffset("ConstMethod::_name_index", Integer.class, "u2"); 179 final int constMethodSignatureIndexOffset = getFieldOffset("ConstMethod::_signature_index", Integer.class, "u2"); 180 final int constMethodMaxStackOffset = getFieldOffset("ConstMethod::_max_stack", Integer.class, "u2"); 181 final int methodMaxLocalsOffset = getFieldOffset("ConstMethod::_max_locals", Integer.class, "u2"); 182 183 final int constMethodHasLineNumberTable = getConstant("ConstMethod::_has_linenumber_table", Integer.class); 184 final int constMethodHasLocalVariableTable = getConstant("ConstMethod::_has_localvariable_table", Integer.class); 185 final int constMethodHasExceptionTable = getConstant("ConstMethod::_has_exception_table", Integer.class); 186 187 final int exceptionTableElementSize = getTypeSize("ExceptionTableElement"); 188 final int exceptionTableElementStartPcOffset = getFieldOffset("ExceptionTableElement::start_pc", Integer.class, "u2"); 189 final int exceptionTableElementEndPcOffset = getFieldOffset("ExceptionTableElement::end_pc", Integer.class, "u2"); 190 final int exceptionTableElementHandlerPcOffset = getFieldOffset("ExceptionTableElement::handler_pc", Integer.class, "u2"); 191 final int exceptionTableElementCatchTypeIndexOffset = getFieldOffset("ExceptionTableElement::catch_type_index", Integer.class, "u2"); 192 193 final int localVariableTableElementSize = getTypeSize("LocalVariableTableElement"); 194 final int localVariableTableElementStartBciOffset = getFieldOffset("LocalVariableTableElement::start_bci", Integer.class, "u2"); 195 final int localVariableTableElementLengthOffset = getFieldOffset("LocalVariableTableElement::length", Integer.class, "u2"); 196 final int localVariableTableElementNameCpIndexOffset = getFieldOffset("LocalVariableTableElement::name_cp_index", Integer.class, "u2"); 197 final int localVariableTableElementDescriptorCpIndexOffset = getFieldOffset("LocalVariableTableElement::descriptor_cp_index", Integer.class, "u2"); 198 final int localVariableTableElementSlotOffset = getFieldOffset("LocalVariableTableElement::slot", Integer.class, "u2"); 199 200 final int constantPoolSize = getTypeSize("ConstantPool"); 201 final int constantPoolTagsOffset = getFieldOffset("ConstantPool::_tags", Integer.class, "Array<u1>*"); 202 final int constantPoolHolderOffset = getFieldOffset("ConstantPool::_pool_holder", Integer.class, "InstanceKlass*"); 203 final int constantPoolLengthOffset = getFieldOffset("ConstantPool::_length", Integer.class, "int"); 204 205 final int constantPoolCpCacheIndexTag = getConstant("ConstantPool::CPCACHE_INDEX_TAG", Integer.class); 206 207 final int jvmConstantUtf8 = getConstant("JVM_CONSTANT_Utf8", Integer.class); 208 final int jvmConstantInteger = getConstant("JVM_CONSTANT_Integer", Integer.class); 209 final int jvmConstantLong = getConstant("JVM_CONSTANT_Long", Integer.class); 210 final int jvmConstantFloat = getConstant("JVM_CONSTANT_Float", Integer.class); 211 final int jvmConstantDouble = getConstant("JVM_CONSTANT_Double", Integer.class); 212 final int jvmConstantClass = getConstant("JVM_CONSTANT_Class", Integer.class); 213 final int jvmConstantUnresolvedClass = getConstant("JVM_CONSTANT_UnresolvedClass", Integer.class); 214 final int jvmConstantUnresolvedClassInError = getConstant("JVM_CONSTANT_UnresolvedClassInError", Integer.class); 215 final int jvmConstantString = getConstant("JVM_CONSTANT_String", Integer.class); 216 final int jvmConstantFieldref = getConstant("JVM_CONSTANT_Fieldref", Integer.class); 217 final int jvmConstantMethodref = getConstant("JVM_CONSTANT_Methodref", Integer.class); 218 final int jvmConstantInterfaceMethodref = getConstant("JVM_CONSTANT_InterfaceMethodref", Integer.class); 219 final int jvmConstantNameAndType = getConstant("JVM_CONSTANT_NameAndType", Integer.class); 220 final int jvmConstantMethodHandle = getConstant("JVM_CONSTANT_MethodHandle", Integer.class); 221 final int jvmConstantMethodHandleInError = getConstant("JVM_CONSTANT_MethodHandleInError", Integer.class); 222 final int jvmConstantMethodType = getConstant("JVM_CONSTANT_MethodType", Integer.class); 223 final int jvmConstantMethodTypeInError = getConstant("JVM_CONSTANT_MethodTypeInError", Integer.class); 224 final int jvmConstantInvokeDynamic = getConstant("JVM_CONSTANT_InvokeDynamic", Integer.class); 225 226 final int jvmConstantExternalMax = getConstant("JVM_CONSTANT_ExternalMax", Integer.class); 227 final int jvmConstantInternalMin = getConstant("JVM_CONSTANT_InternalMin", Integer.class); 228 final int jvmConstantInternalMax = getConstant("JVM_CONSTANT_InternalMax", Integer.class); 229 230 final int heapWordSize = getConstant("HeapWordSize", Integer.class); 231 232 final int symbolPointerSize = getTypeSize("Symbol*"); 233 234 final long vmSymbolsSymbols = getFieldAddress("vmSymbols::_symbols[0]", "Symbol*"); 235 final int vmSymbolsFirstSID = getConstant("vmSymbols::FIRST_SID", Integer.class); 236 final int vmSymbolsSIDLimit = getConstant("vmSymbols::SID_LIMIT", Integer.class); 237 238 /** 239 * Returns the symbol in the {@code vmSymbols} table at position {@code index} as a 240 * {@link String}. 241 * 242 * @param index position in the symbol table 243 * @return the symbol at position id 244 */ 245 String symbolAt(int index) { 246 HotSpotJVMCIRuntimeProvider runtime = runtime(); 247 assert vmSymbolsFirstSID <= index && index < vmSymbolsSIDLimit : "index " + index + " is out of bounds"; 248 assert symbolPointerSize == Unsafe.ADDRESS_SIZE : "the following address read is broken"; 249 int offset = index * symbolPointerSize; 250 return runtime.getCompilerToVM().getSymbol(UNSAFE.getAddress(vmSymbolsSymbols + offset)); 251 } 252 253 final int universeBaseVtableSize = getFieldValue("CompilerToVM::Data::Universe_base_vtable_size", Integer.class, "int"); 254 255 final int baseVtableLength() { 256 return universeBaseVtableSize / (vtableEntrySize / heapWordSize); 257 } 258 259 final int klassOffset = getFieldValue("java_lang_Class::_klass_offset", Integer.class, "int"); 260 261 /** 262 * The DataLayout header size is the same as the cell size. 263 */ 264 final int dataLayoutHeaderSize = getConstant("DataLayout::cell_size", Integer.class); 265 final int dataLayoutTagOffset = getFieldOffset("DataLayout::_header._struct._tag", Integer.class, "u1"); 266 final int dataLayoutFlagsOffset = getFieldOffset("DataLayout::_header._struct._flags", Integer.class, "u1"); 267 final int dataLayoutBCIOffset = getFieldOffset("DataLayout::_header._struct._bci", Integer.class, "u2"); 268 final int dataLayoutCellSize = getConstant("DataLayout::cell_size", Integer.class); 269 270 final int dataLayoutNoTag = getConstant("DataLayout::no_tag", Integer.class); 271 final int dataLayoutBitDataTag = getConstant("DataLayout::bit_data_tag", Integer.class); 272 final int dataLayoutCounterDataTag = getConstant("DataLayout::counter_data_tag", Integer.class); 273 final int dataLayoutJumpDataTag = getConstant("DataLayout::jump_data_tag", Integer.class); 274 final int dataLayoutReceiverTypeDataTag = getConstant("DataLayout::receiver_type_data_tag", Integer.class); 275 final int dataLayoutVirtualCallDataTag = getConstant("DataLayout::virtual_call_data_tag", Integer.class); 276 final int dataLayoutRetDataTag = getConstant("DataLayout::ret_data_tag", Integer.class); 277 final int dataLayoutBranchDataTag = getConstant("DataLayout::branch_data_tag", Integer.class); 278 final int dataLayoutMultiBranchDataTag = getConstant("DataLayout::multi_branch_data_tag", Integer.class); 279 final int dataLayoutArgInfoDataTag = getConstant("DataLayout::arg_info_data_tag", Integer.class); 280 final int dataLayoutCallTypeDataTag = getConstant("DataLayout::call_type_data_tag", Integer.class); 281 final int dataLayoutVirtualCallTypeDataTag = getConstant("DataLayout::virtual_call_type_data_tag", Integer.class); 282 final int dataLayoutParametersTypeDataTag = getConstant("DataLayout::parameters_type_data_tag", Integer.class); 283 final int dataLayoutSpeculativeTrapDataTag = getConstant("DataLayout::speculative_trap_data_tag", Integer.class); 284 285 final int bciProfileWidth = getFlag("BciProfileWidth", Integer.class); 286 final int typeProfileWidth = getFlag("TypeProfileWidth", Integer.class); 287 final int methodProfileWidth = getFlag("MethodProfileWidth", Integer.class); 288 289 final int deoptReasonNone = getConstant("Deoptimization::Reason_none", Integer.class); 290 final int deoptReasonNullCheck = getConstant("Deoptimization::Reason_null_check", Integer.class); 291 final int deoptReasonRangeCheck = getConstant("Deoptimization::Reason_range_check", Integer.class); 292 final int deoptReasonClassCheck = getConstant("Deoptimization::Reason_class_check", Integer.class); 293 final int deoptReasonArrayCheck = getConstant("Deoptimization::Reason_array_check", Integer.class); 294 final int deoptReasonUnreached0 = getConstant("Deoptimization::Reason_unreached0", Integer.class); 295 final int deoptReasonTypeCheckInlining = getConstant("Deoptimization::Reason_type_checked_inlining", Integer.class); 296 final int deoptReasonOptimizedTypeCheck = getConstant("Deoptimization::Reason_optimized_type_check", Integer.class); 297 final int deoptReasonNotCompiledExceptionHandler = getConstant("Deoptimization::Reason_not_compiled_exception_handler", Integer.class); 298 final int deoptReasonUnresolved = getConstant("Deoptimization::Reason_unresolved", Integer.class); 299 final int deoptReasonJsrMismatch = getConstant("Deoptimization::Reason_jsr_mismatch", Integer.class); 300 final int deoptReasonDiv0Check = getConstant("Deoptimization::Reason_div0_check", Integer.class); 301 final int deoptReasonConstraint = getConstant("Deoptimization::Reason_constraint", Integer.class); 302 final int deoptReasonLoopLimitCheck = getConstant("Deoptimization::Reason_loop_limit_check", Integer.class); 303 final int deoptReasonAliasing = getConstant("Deoptimization::Reason_aliasing", Integer.class); 304 final int deoptReasonTransferToInterpreter = getConstant("Deoptimization::Reason_transfer_to_interpreter", Integer.class); 305 final int deoptReasonOSROffset = getConstant("Deoptimization::Reason_LIMIT", Integer.class); 306 307 final int deoptActionNone = getConstant("Deoptimization::Action_none", Integer.class); 308 final int deoptActionMaybeRecompile = getConstant("Deoptimization::Action_maybe_recompile", Integer.class); 309 final int deoptActionReinterpret = getConstant("Deoptimization::Action_reinterpret", Integer.class); 310 final int deoptActionMakeNotEntrant = getConstant("Deoptimization::Action_make_not_entrant", Integer.class); 311 final int deoptActionMakeNotCompilable = getConstant("Deoptimization::Action_make_not_compilable", Integer.class); 312 313 final int deoptimizationActionBits = getConstant("Deoptimization::_action_bits", Integer.class); 314 final int deoptimizationReasonBits = getConstant("Deoptimization::_reason_bits", Integer.class); 315 final int deoptimizationDebugIdBits = getConstant("Deoptimization::_debug_id_bits", Integer.class); 316 final int deoptimizationActionShift = getConstant("Deoptimization::_action_shift", Integer.class); 317 final int deoptimizationReasonShift = getConstant("Deoptimization::_reason_shift", Integer.class); 318 final int deoptimizationDebugIdShift = getConstant("Deoptimization::_debug_id_shift", Integer.class); 319 320 final int vmIntrinsicInvokeBasic = getConstant("vmIntrinsics::_invokeBasic", Integer.class); 321 final int vmIntrinsicLinkToVirtual = getConstant("vmIntrinsics::_linkToVirtual", Integer.class); 322 final int vmIntrinsicLinkToStatic = getConstant("vmIntrinsics::_linkToStatic", Integer.class); 323 final int vmIntrinsicLinkToSpecial = getConstant("vmIntrinsics::_linkToSpecial", Integer.class); 324 final int vmIntrinsicLinkToInterface = getConstant("vmIntrinsics::_linkToInterface", Integer.class); 325 326 final int codeInstallResultOk = getConstant("JVMCIEnv::ok", Integer.class); 327 final int codeInstallResultDependenciesFailed = getConstant("JVMCIEnv::dependencies_failed", Integer.class); 328 final int codeInstallResultDependenciesInvalid = getConstant("JVMCIEnv::dependencies_invalid", Integer.class); 329 final int codeInstallResultCacheFull = getConstant("JVMCIEnv::cache_full", Integer.class); 330 final int codeInstallResultCodeTooLarge = getConstant("JVMCIEnv::code_too_large", Integer.class); 331 332 String getCodeInstallResultDescription(int codeInstallResult) { 333 if (codeInstallResult == codeInstallResultOk) { 334 return "ok"; 335 } 336 if (codeInstallResult == codeInstallResultDependenciesFailed) { 337 return "dependencies failed"; 338 } 339 if (codeInstallResult == codeInstallResultDependenciesInvalid) { 340 return "dependencies invalid"; 341 } 342 if (codeInstallResult == codeInstallResultCacheFull) { 343 return "code cache is full"; 344 } 345 if (codeInstallResult == codeInstallResultCodeTooLarge) { 346 return "code is too large"; 347 } 348 assert false : codeInstallResult; 349 return "unknown"; 350 } 351 352 final int bitDataExceptionSeenFlag = getConstant("BitData::exception_seen_flag", Integer.class); 353 final int bitDataNullSeenFlag = getConstant("BitData::null_seen_flag", Integer.class); 354 final int methodDataCountOffset = getConstant("CounterData::count_off", Integer.class); 355 final int jumpDataTakenOffset = getConstant("JumpData::taken_off_set", Integer.class); 356 final int jumpDataDisplacementOffset = getConstant("JumpData::displacement_off_set", Integer.class); 357 final int receiverTypeDataNonprofiledCountOffset = getConstant("ReceiverTypeData::nonprofiled_count_off_set", Integer.class); 358 final int receiverTypeDataReceiverTypeRowCellCount = getConstant("ReceiverTypeData::receiver_type_row_cell_count", Integer.class); 359 final int receiverTypeDataReceiver0Offset = getConstant("ReceiverTypeData::receiver0_offset", Integer.class); 360 final int receiverTypeDataCount0Offset = getConstant("ReceiverTypeData::count0_offset", Integer.class); 361 final int branchDataNotTakenOffset = getConstant("BranchData::not_taken_off_set", Integer.class); 362 final int arrayDataArrayLenOffset = getConstant("ArrayData::array_len_off_set", Integer.class); 363 final int arrayDataArrayStartOffset = getConstant("ArrayData::array_start_off_set", Integer.class); 364 final int multiBranchDataPerCaseCellCount = getConstant("MultiBranchData::per_case_cell_count", Integer.class); 365 }