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 if (arch.equals("x86_64")) {
57 arch = "amd64";
58 } else if (arch.equals("sparcv9")) {
59 arch = "sparc";
60 }
61 return arch;
62 }
63
64 final boolean useDeferredInitBarriers = getFlag("ReduceInitialCardMarks", Boolean.class);
65
66 final boolean useCompressedOops = getFlag("UseCompressedOops", Boolean.class);
67
68 final int prototypeMarkWordOffset = getFieldOffset("Klass::_prototype_header", Integer.class, "markOop");
69 final int subklassOffset = getFieldOffset("Klass::_subklass", Integer.class, "Klass*");
70 final int nextSiblingOffset = getFieldOffset("Klass::_next_sibling", Integer.class, "Klass*");
71 final int superCheckOffsetOffset = getFieldOffset("Klass::_super_check_offset", Integer.class, "juint");
72 final int secondarySuperCacheOffset = getFieldOffset("Klass::_secondary_super_cache", Integer.class, "Klass*");
73
74 /**
75 * The offset of the _java_mirror field (of type {@link Class}) in a Klass.
76 */
77 final int classMirrorOffset = getFieldOffset("Klass::_java_mirror", Integer.class, "oop");
78
79 final int klassAccessFlagsOffset = getFieldOffset("Klass::_access_flags", Integer.class, "AccessFlags");
80 final int klassLayoutHelperOffset = getFieldOffset("Klass::_layout_helper", Integer.class, "jint");
81
82 final int klassLayoutHelperNeutralValue = getConstant("Klass::_lh_neutral_value", Integer.class);
83 final int klassLayoutHelperInstanceSlowPathBit = getConstant("Klass::_lh_instance_slow_path_bit", Integer.class);
84
85 final int vtableEntrySize = getTypeSize("vtableEntry");
86 final int vtableEntryMethodOffset = getFieldOffset("vtableEntry::_method", Integer.class, "Method*");
87
88 final int instanceKlassSourceFileNameIndexOffset = getFieldOffset("InstanceKlass::_source_file_name_index", Integer.class, "u2");
89 final int instanceKlassInitStateOffset = getFieldOffset("InstanceKlass::_init_state", Integer.class, "u1");
90 final int instanceKlassConstantsOffset = getFieldOffset("InstanceKlass::_constants", Integer.class, "ConstantPool*");
91 final int instanceKlassFieldsOffset = getFieldOffset("InstanceKlass::_fields", Integer.class, "Array<u2>*");
92 final int klassVtableStartOffset = getFieldValue("CompilerToVM::Data::Klass_vtable_start_offset", Integer.class, "int");
93 final int klassVtableLengthOffset = getFieldValue("CompilerToVM::Data::Klass_vtable_length_offset", Integer.class, "int");
94
95 final int instanceKlassStateLinked = getConstant("InstanceKlass::linked", Integer.class);
96 final int instanceKlassStateFullyInitialized = getConstant("InstanceKlass::fully_initialized", Integer.class);
97
98 final int arrayU1LengthOffset = getFieldOffset("Array<int>::_length", Integer.class, "int");
99 final int arrayU1DataOffset = getFieldOffset("Array<u1>::_data", Integer.class);
100 final int arrayU2DataOffset = getFieldOffset("Array<u2>::_data", Integer.class);
101
102 final int fieldInfoAccessFlagsOffset = getConstant("FieldInfo::access_flags_offset", Integer.class);
103 final int fieldInfoNameIndexOffset = getConstant("FieldInfo::name_index_offset", Integer.class);
104 final int fieldInfoSignatureIndexOffset = getConstant("FieldInfo::signature_index_offset", Integer.class);
105 final int fieldInfoLowPackedOffset = getConstant("FieldInfo::low_packed_offset", Integer.class);
106 final int fieldInfoHighPackedOffset = getConstant("FieldInfo::high_packed_offset", Integer.class);
107 final int fieldInfoFieldSlots = getConstant("FieldInfo::field_slots", Integer.class);
108
109 final int fieldInfoTagSize = getConstant("FIELDINFO_TAG_SIZE", Integer.class);
110
111 final int jvmAccHasFinalizer = getConstant("JVM_ACC_HAS_FINALIZER", Integer.class);
112 final int jvmAccFieldInternal = getConstant("JVM_ACC_FIELD_INTERNAL", Integer.class);
113 final int jvmAccFieldStable = getConstant("JVM_ACC_FIELD_STABLE", Integer.class);
114 final int jvmAccFieldHasGenericSignature = getConstant("JVM_ACC_FIELD_HAS_GENERIC_SIGNATURE", Integer.class);
115 final int jvmAccIsCloneableFast = getConstant("JVM_ACC_IS_CLONEABLE_FAST", Integer.class);
116
117 // Modifier.SYNTHETIC is not public so we get it via vmStructs.
118 final int jvmAccSynthetic = getConstant("JVM_ACC_SYNTHETIC", Integer.class);
119
120 // This is only valid on AMD64.
121 final int runtimeCallStackSize = getConstant("frame::arg_reg_save_area_bytes", Integer.class, osArch.equals("amd64") ? null : 0);
122
123 private final int markWordNoHashInPlace = getConstant("markOopDesc::no_hash_in_place", Integer.class);
124 private final int markWordNoLockInPlace = getConstant("markOopDesc::no_lock_in_place", Integer.class);
125
126 /**
127 * See {@code markOopDesc::prototype()}.
128 */
129 long arrayPrototypeMarkWord() {
130 return markWordNoHashInPlace | markWordNoLockInPlace;
131 }
132
133 final int methodAccessFlagsOffset = getFieldOffset("Method::_access_flags", Integer.class, "AccessFlags");
134 final int methodConstMethodOffset = getFieldOffset("Method::_constMethod", Integer.class, "ConstMethod*");
135 final int methodIntrinsicIdOffset = getFieldOffset("Method::_intrinsic_id", Integer.class, "u2");
136 final int methodFlagsOffset = getFieldOffset("Method::_flags", Integer.class, "u2");
137 final int methodVtableIndexOffset = getFieldOffset("Method::_vtable_index", Integer.class, "int");
138
139 final int methodDataOffset = getFieldOffset("Method::_method_data", Integer.class, "MethodData*");
140 final int methodCodeOffset = getFieldOffset("Method::_code", Integer.class, "CompiledMethod*");
141
142 final int methodFlagsCallerSensitive = getConstant("Method::_caller_sensitive", Integer.class);
143 final int methodFlagsForceInline = getConstant("Method::_force_inline", Integer.class);
144 final int methodFlagsDontInline = getConstant("Method::_dont_inline", Integer.class);
145 final int methodFlagsReservedStackAccess = getConstant("Method::_reserved_stack_access", Integer.class);
146 final int nonvirtualVtableIndex = getConstant("Method::nonvirtual_vtable_index", Integer.class);
147 final int invalidVtableIndex = getConstant("Method::invalid_vtable_index", Integer.class);
148
149 final int methodDataSize = getFieldOffset("MethodData::_size", Integer.class, "int");
150 final int methodDataDataSize = getFieldOffset("MethodData::_data_size", Integer.class, "int");
151 final int methodDataOopDataOffset = getFieldOffset("MethodData::_data[0]", Integer.class, "intptr_t");
152 final int methodDataOopTrapHistoryOffset = getFieldOffset("MethodData::_trap_hist._array[0]", Integer.class, "u1");
153 final int methodDataIRSizeOffset = getFieldOffset("MethodData::_jvmci_ir_size", Integer.class, "int");
154
155 final int nmethodCompLevelOffset = getFieldOffset("nmethod::_comp_level", Integer.class, "int");
156
157 final int compilationLevelNone = getConstant("CompLevel_none", Integer.class);
158 final int compilationLevelSimple = getConstant("CompLevel_simple", Integer.class);
159 final int compilationLevelLimitedProfile = getConstant("CompLevel_limited_profile", Integer.class);
160 final int compilationLevelFullProfile = getConstant("CompLevel_full_profile", Integer.class);
161 final int compilationLevelFullOptimization = getConstant("CompLevel_full_optimization", Integer.class);
162
163 final int compLevelAdjustmentNone = getConstant("JVMCIRuntime::none", Integer.class);
164 final int compLevelAdjustmentByHolder = getConstant("JVMCIRuntime::by_holder", Integer.class);
165 final int compLevelAdjustmentByFullSignature = getConstant("JVMCIRuntime::by_full_signature", Integer.class);
166
167 final int invocationEntryBci = getConstant("InvocationEntryBci", Integer.class);
168
169 final int extraStackEntries = getFieldValue("CompilerToVM::Data::Method_extra_stack_entries", Integer.class, "int");
170
171 final int constMethodConstantsOffset = getFieldOffset("ConstMethod::_constants", Integer.class, "ConstantPool*");
172 final int constMethodFlagsOffset = getFieldOffset("ConstMethod::_flags", Integer.class, "u2");
173 final int constMethodCodeSizeOffset = getFieldOffset("ConstMethod::_code_size", Integer.class, "u2");
174 final int constMethodNameIndexOffset = getFieldOffset("ConstMethod::_name_index", Integer.class, "u2");
175 final int constMethodSignatureIndexOffset = getFieldOffset("ConstMethod::_signature_index", Integer.class, "u2");
176 final int constMethodMaxStackOffset = getFieldOffset("ConstMethod::_max_stack", Integer.class, "u2");
177 final int methodMaxLocalsOffset = getFieldOffset("ConstMethod::_max_locals", Integer.class, "u2");
178
179 final int constMethodHasLineNumberTable = getConstant("ConstMethod::_has_linenumber_table", Integer.class);
180 final int constMethodHasLocalVariableTable = getConstant("ConstMethod::_has_localvariable_table", Integer.class);
181 final int constMethodHasExceptionTable = getConstant("ConstMethod::_has_exception_table", Integer.class);
182
183 final int exceptionTableElementSize = getTypeSize("ExceptionTableElement");
184 final int exceptionTableElementStartPcOffset = getFieldOffset("ExceptionTableElement::start_pc", Integer.class, "u2");
185 final int exceptionTableElementEndPcOffset = getFieldOffset("ExceptionTableElement::end_pc", Integer.class, "u2");
186 final int exceptionTableElementHandlerPcOffset = getFieldOffset("ExceptionTableElement::handler_pc", Integer.class, "u2");
187 final int exceptionTableElementCatchTypeIndexOffset = getFieldOffset("ExceptionTableElement::catch_type_index", Integer.class, "u2");
188
189 final int localVariableTableElementSize = getTypeSize("LocalVariableTableElement");
190 final int localVariableTableElementStartBciOffset = getFieldOffset("LocalVariableTableElement::start_bci", Integer.class, "u2");
191 final int localVariableTableElementLengthOffset = getFieldOffset("LocalVariableTableElement::length", Integer.class, "u2");
192 final int localVariableTableElementNameCpIndexOffset = getFieldOffset("LocalVariableTableElement::name_cp_index", Integer.class, "u2");
193 final int localVariableTableElementDescriptorCpIndexOffset = getFieldOffset("LocalVariableTableElement::descriptor_cp_index", Integer.class, "u2");
194 final int localVariableTableElementSlotOffset = getFieldOffset("LocalVariableTableElement::slot", Integer.class, "u2");
195
196 final int constantPoolSize = getTypeSize("ConstantPool");
197 final int constantPoolTagsOffset = getFieldOffset("ConstantPool::_tags", Integer.class, "Array<u1>*");
198 final int constantPoolHolderOffset = getFieldOffset("ConstantPool::_pool_holder", Integer.class, "InstanceKlass*");
199 final int constantPoolLengthOffset = getFieldOffset("ConstantPool::_length", Integer.class, "int");
200
201 final int constantPoolCpCacheIndexTag = getConstant("ConstantPool::CPCACHE_INDEX_TAG", Integer.class);
202
203 final int jvmConstantUtf8 = getConstant("JVM_CONSTANT_Utf8", Integer.class);
204 final int jvmConstantInteger = getConstant("JVM_CONSTANT_Integer", Integer.class);
205 final int jvmConstantLong = getConstant("JVM_CONSTANT_Long", Integer.class);
206 final int jvmConstantFloat = getConstant("JVM_CONSTANT_Float", Integer.class);
207 final int jvmConstantDouble = getConstant("JVM_CONSTANT_Double", Integer.class);
208 final int jvmConstantClass = getConstant("JVM_CONSTANT_Class", Integer.class);
209 final int jvmConstantUnresolvedClass = getConstant("JVM_CONSTANT_UnresolvedClass", Integer.class);
210 final int jvmConstantUnresolvedClassInError = getConstant("JVM_CONSTANT_UnresolvedClassInError", Integer.class);
211 final int jvmConstantString = getConstant("JVM_CONSTANT_String", Integer.class);
212 final int jvmConstantFieldref = getConstant("JVM_CONSTANT_Fieldref", Integer.class);
213 final int jvmConstantMethodref = getConstant("JVM_CONSTANT_Methodref", Integer.class);
214 final int jvmConstantInterfaceMethodref = getConstant("JVM_CONSTANT_InterfaceMethodref", Integer.class);
215 final int jvmConstantNameAndType = getConstant("JVM_CONSTANT_NameAndType", Integer.class);
216 final int jvmConstantMethodHandle = getConstant("JVM_CONSTANT_MethodHandle", Integer.class);
217 final int jvmConstantMethodHandleInError = getConstant("JVM_CONSTANT_MethodHandleInError", Integer.class);
218 final int jvmConstantMethodType = getConstant("JVM_CONSTANT_MethodType", Integer.class);
219 final int jvmConstantMethodTypeInError = getConstant("JVM_CONSTANT_MethodTypeInError", Integer.class);
220 final int jvmConstantInvokeDynamic = getConstant("JVM_CONSTANT_InvokeDynamic", Integer.class);
221
222 final int jvmConstantExternalMax = getConstant("JVM_CONSTANT_ExternalMax", Integer.class);
223 final int jvmConstantInternalMin = getConstant("JVM_CONSTANT_InternalMin", Integer.class);
224 final int jvmConstantInternalMax = getConstant("JVM_CONSTANT_InternalMax", Integer.class);
225
226 final int heapWordSize = getConstant("HeapWordSize", Integer.class);
227
228 final int symbolPointerSize = getTypeSize("Symbol*");
229
230 final long vmSymbolsSymbols = getFieldAddress("vmSymbols::_symbols[0]", "Symbol*");
231 final int vmSymbolsFirstSID = getConstant("vmSymbols::FIRST_SID", Integer.class);
232 final int vmSymbolsSIDLimit = getConstant("vmSymbols::SID_LIMIT", Integer.class);
233
234 /**
235 * Returns the symbol in the {@code vmSymbols} table at position {@code index} as a
236 * {@link String}.
237 *
238 * @param index position in the symbol table
239 * @return the symbol at position id
240 */
241 String symbolAt(int index) {
242 HotSpotJVMCIRuntimeProvider runtime = runtime();
243 assert vmSymbolsFirstSID <= index && index < vmSymbolsSIDLimit : "index " + index + " is out of bounds";
244 assert symbolPointerSize == Unsafe.ADDRESS_SIZE : "the following address read is broken";
245 int offset = index * symbolPointerSize;
246 return runtime.getCompilerToVM().getSymbol(UNSAFE.getAddress(vmSymbolsSymbols + offset));
247 }
248
249 final int universeBaseVtableSize = getFieldValue("CompilerToVM::Data::Universe_base_vtable_size", Integer.class, "int");
250
251 final int baseVtableLength() {
252 return universeBaseVtableSize / vtableEntrySize;
253 }
254
255 final int klassOffset = getFieldValue("java_lang_Class::_klass_offset", Integer.class, "int");
256
257 /**
258 * The DataLayout header size is the same as the cell size.
259 */
260 final int dataLayoutHeaderSize = getConstant("DataLayout::cell_size", Integer.class);
261 final int dataLayoutTagOffset = getFieldOffset("DataLayout::_header._struct._tag", Integer.class, "u1");
262 final int dataLayoutFlagsOffset = getFieldOffset("DataLayout::_header._struct._flags", Integer.class, "u1");
263 final int dataLayoutBCIOffset = getFieldOffset("DataLayout::_header._struct._bci", Integer.class, "u2");
264 final int dataLayoutCellSize = getConstant("DataLayout::cell_size", Integer.class);
265
266 final int dataLayoutNoTag = getConstant("DataLayout::no_tag", Integer.class);
267 final int dataLayoutBitDataTag = getConstant("DataLayout::bit_data_tag", Integer.class);
268 final int dataLayoutCounterDataTag = getConstant("DataLayout::counter_data_tag", Integer.class);
269 final int dataLayoutJumpDataTag = getConstant("DataLayout::jump_data_tag", Integer.class);
270 final int dataLayoutReceiverTypeDataTag = getConstant("DataLayout::receiver_type_data_tag", Integer.class);
271 final int dataLayoutVirtualCallDataTag = getConstant("DataLayout::virtual_call_data_tag", Integer.class);
272 final int dataLayoutRetDataTag = getConstant("DataLayout::ret_data_tag", Integer.class);
273 final int dataLayoutBranchDataTag = getConstant("DataLayout::branch_data_tag", Integer.class);
274 final int dataLayoutMultiBranchDataTag = getConstant("DataLayout::multi_branch_data_tag", Integer.class);
275 final int dataLayoutArgInfoDataTag = getConstant("DataLayout::arg_info_data_tag", Integer.class);
276 final int dataLayoutCallTypeDataTag = getConstant("DataLayout::call_type_data_tag", Integer.class);
277 final int dataLayoutVirtualCallTypeDataTag = getConstant("DataLayout::virtual_call_type_data_tag", Integer.class);
278 final int dataLayoutParametersTypeDataTag = getConstant("DataLayout::parameters_type_data_tag", Integer.class);
279 final int dataLayoutSpeculativeTrapDataTag = getConstant("DataLayout::speculative_trap_data_tag", Integer.class);
280
281 final int bciProfileWidth = getFlag("BciProfileWidth", Integer.class);
282 final int typeProfileWidth = getFlag("TypeProfileWidth", Integer.class);
283 final int methodProfileWidth = getFlag("MethodProfileWidth", Integer.class);
284
285 final int deoptReasonNone = getConstant("Deoptimization::Reason_none", Integer.class);
286 final int deoptReasonNullCheck = getConstant("Deoptimization::Reason_null_check", Integer.class);
287 final int deoptReasonRangeCheck = getConstant("Deoptimization::Reason_range_check", Integer.class);
288 final int deoptReasonClassCheck = getConstant("Deoptimization::Reason_class_check", Integer.class);
289 final int deoptReasonArrayCheck = getConstant("Deoptimization::Reason_array_check", Integer.class);
290 final int deoptReasonUnreached0 = getConstant("Deoptimization::Reason_unreached0", Integer.class);
291 final int deoptReasonTypeCheckInlining = getConstant("Deoptimization::Reason_type_checked_inlining", Integer.class);
292 final int deoptReasonOptimizedTypeCheck = getConstant("Deoptimization::Reason_optimized_type_check", Integer.class);
293 final int deoptReasonNotCompiledExceptionHandler = getConstant("Deoptimization::Reason_not_compiled_exception_handler", Integer.class);
294 final int deoptReasonUnresolved = getConstant("Deoptimization::Reason_unresolved", Integer.class);
295 final int deoptReasonJsrMismatch = getConstant("Deoptimization::Reason_jsr_mismatch", Integer.class);
296 final int deoptReasonDiv0Check = getConstant("Deoptimization::Reason_div0_check", Integer.class);
297 final int deoptReasonConstraint = getConstant("Deoptimization::Reason_constraint", Integer.class);
298 final int deoptReasonLoopLimitCheck = getConstant("Deoptimization::Reason_loop_limit_check", Integer.class);
299 final int deoptReasonAliasing = getConstant("Deoptimization::Reason_aliasing", Integer.class);
300 final int deoptReasonTransferToInterpreter = getConstant("Deoptimization::Reason_transfer_to_interpreter", Integer.class);
301 final int deoptReasonOSROffset = getConstant("Deoptimization::Reason_LIMIT", Integer.class);
302
303 final int deoptActionNone = getConstant("Deoptimization::Action_none", Integer.class);
304 final int deoptActionMaybeRecompile = getConstant("Deoptimization::Action_maybe_recompile", Integer.class);
305 final int deoptActionReinterpret = getConstant("Deoptimization::Action_reinterpret", Integer.class);
306 final int deoptActionMakeNotEntrant = getConstant("Deoptimization::Action_make_not_entrant", Integer.class);
307 final int deoptActionMakeNotCompilable = getConstant("Deoptimization::Action_make_not_compilable", Integer.class);
308
309 final int deoptimizationActionBits = getConstant("Deoptimization::_action_bits", Integer.class);
310 final int deoptimizationReasonBits = getConstant("Deoptimization::_reason_bits", Integer.class);
311 final int deoptimizationDebugIdBits = getConstant("Deoptimization::_debug_id_bits", Integer.class);
312 final int deoptimizationActionShift = getConstant("Deoptimization::_action_shift", Integer.class);
313 final int deoptimizationReasonShift = getConstant("Deoptimization::_reason_shift", Integer.class);
314 final int deoptimizationDebugIdShift = getConstant("Deoptimization::_debug_id_shift", Integer.class);
315
316 final int vmIntrinsicInvokeBasic = getConstant("vmIntrinsics::_invokeBasic", Integer.class);
317 final int vmIntrinsicLinkToVirtual = getConstant("vmIntrinsics::_linkToVirtual", Integer.class);
318 final int vmIntrinsicLinkToStatic = getConstant("vmIntrinsics::_linkToStatic", Integer.class);
319 final int vmIntrinsicLinkToSpecial = getConstant("vmIntrinsics::_linkToSpecial", Integer.class);
320 final int vmIntrinsicLinkToInterface = getConstant("vmIntrinsics::_linkToInterface", Integer.class);
321
322 final int codeInstallResultOk = getConstant("JVMCIEnv::ok", Integer.class);
323 final int codeInstallResultDependenciesFailed = getConstant("JVMCIEnv::dependencies_failed", Integer.class);
324 final int codeInstallResultDependenciesInvalid = getConstant("JVMCIEnv::dependencies_invalid", Integer.class);
325 final int codeInstallResultCacheFull = getConstant("JVMCIEnv::cache_full", Integer.class);
326 final int codeInstallResultCodeTooLarge = getConstant("JVMCIEnv::code_too_large", Integer.class);
327
328 String getCodeInstallResultDescription(int codeInstallResult) {
329 if (codeInstallResult == codeInstallResultOk) {
330 return "ok";
331 }
332 if (codeInstallResult == codeInstallResultDependenciesFailed) {
333 return "dependencies failed";
334 }
335 if (codeInstallResult == codeInstallResultDependenciesInvalid) {
336 return "dependencies invalid";
337 }
338 if (codeInstallResult == codeInstallResultCacheFull) {
339 return "code cache is full";
340 }
341 if (codeInstallResult == codeInstallResultCodeTooLarge) {
342 return "code is too large";
343 }
344 assert false : codeInstallResult;
345 return "unknown";
346 }
347
348 final int bitDataExceptionSeenFlag = getConstant("BitData::exception_seen_flag", Integer.class);
349 final int bitDataNullSeenFlag = getConstant("BitData::null_seen_flag", Integer.class);
350 final int methodDataCountOffset = getConstant("CounterData::count_off", Integer.class);
351 final int jumpDataTakenOffset = getConstant("JumpData::taken_off_set", Integer.class);
352 final int jumpDataDisplacementOffset = getConstant("JumpData::displacement_off_set", Integer.class);
353 final int receiverTypeDataNonprofiledCountOffset = getConstant("ReceiverTypeData::nonprofiled_count_off_set", Integer.class);
354 final int receiverTypeDataReceiverTypeRowCellCount = getConstant("ReceiverTypeData::receiver_type_row_cell_count", Integer.class);
355 final int receiverTypeDataReceiver0Offset = getConstant("ReceiverTypeData::receiver0_offset", Integer.class);
356 final int receiverTypeDataCount0Offset = getConstant("ReceiverTypeData::count0_offset", Integer.class);
357 final int branchDataNotTakenOffset = getConstant("BranchData::not_taken_off_set", Integer.class);
358 final int arrayDataArrayLenOffset = getConstant("ArrayData::array_len_off_set", Integer.class);
359 final int arrayDataArrayStartOffset = getConstant("ArrayData::array_start_off_set", Integer.class);
360 final int multiBranchDataPerCaseCellCount = getConstant("MultiBranchData::per_case_cell_count", Integer.class);
361 }