1 /* 2 * Copyright (c) 2011, 2020, 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 24 25 package org.graalvm.compiler.hotspot; 26 27 import java.lang.reflect.Field; 28 import java.lang.reflect.Modifier; 29 import java.util.List; 30 31 import org.graalvm.compiler.core.common.CompressEncoding; 32 import org.graalvm.compiler.hotspot.nodes.GraalHotSpotVMConfigNode; 33 34 import jdk.vm.ci.common.JVMCIError; 35 import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod; 36 import jdk.vm.ci.hotspot.HotSpotVMConfigStore; 37 import jdk.vm.ci.meta.ResolvedJavaMethod; 38 39 /** 40 * Used to access native configuration details. 41 */ 42 public class GraalHotSpotVMConfig extends GraalHotSpotVMConfigBase { 43 44 GraalHotSpotVMConfig(HotSpotVMConfigStore store) { 45 super(store); 46 47 assert narrowKlassShift <= logKlassAlignment; 48 assert narrowOopShift <= logMinObjAlignment(); 49 oopEncoding = new CompressEncoding(narrowOopBase, narrowOopShift); 50 klassEncoding = new CompressEncoding(narrowKlassBase, narrowKlassShift); 51 52 assert check(); 53 } 54 55 private final CompressEncoding oopEncoding; 56 private final CompressEncoding klassEncoding; 57 private final String markWord = versioned.markWordFieldType; 58 59 public CompressEncoding getOopEncoding() { 60 return oopEncoding; 61 } 62 63 public CompressEncoding getKlassEncoding() { 64 return klassEncoding; 65 } 66 67 public final boolean cAssertions = getConstant("ASSERT", Boolean.class); 68 69 public final int codeEntryAlignment = getFlag("CodeEntryAlignment", Integer.class); 70 public final boolean enableContended = getFlag("EnableContended", Boolean.class); 71 public final boolean restrictContended = getFlag("RestrictContended", Boolean.class); 72 public final int contendedPaddingWidth = getFlag("ContendedPaddingWidth", Integer.class); 73 public final int fieldsAllocationStyle = versioned.fieldsAllocationStyle; 74 public final boolean compactFields = versioned.compactFields; 75 public final boolean verifyOops = getFlag("VerifyOops", Boolean.class); 76 public final boolean ciTime = getFlag("CITime", Boolean.class); 77 public final boolean ciTimeEach = getFlag("CITimeEach", Boolean.class); 78 public final boolean dontCompileHugeMethods = getFlag("DontCompileHugeMethods", Boolean.class); 79 public final int hugeMethodLimit = getFlag("HugeMethodLimit", Integer.class); 80 public final boolean printInlining = getFlag("PrintInlining", Boolean.class); 81 public final boolean inline = getFlag("Inline", Boolean.class); 82 public final boolean inlineNotify = versioned.inlineNotify; 83 public final boolean useFastLocking = getFlag("JVMCIUseFastLocking", Boolean.class); 84 public final boolean forceUnreachable = getFlag("ForceUnreachable", Boolean.class); 85 public final int codeSegmentSize = getFlag("CodeCacheSegmentSize", Integer.class); 86 public final boolean foldStableValues = getFlag("FoldStableValues", Boolean.class); 87 public final int maxVectorSize = getFlag("MaxVectorSize", Integer.class); 88 89 public final boolean verifyBeforeGC = getFlag("VerifyBeforeGC", Boolean.class); 90 public final boolean verifyAfterGC = getFlag("VerifyAfterGC", Boolean.class); 91 92 public final boolean useTLAB = getFlag("UseTLAB", Boolean.class); 93 public final boolean useBiasedLocking = getFlag("UseBiasedLocking", Boolean.class); 94 public final boolean usePopCountInstruction = getFlag("UsePopCountInstruction", Boolean.class); 95 public final boolean useAESIntrinsics = getFlag("UseAESIntrinsics", Boolean.class); 96 public final boolean useAESCTRIntrinsics = getFlag("UseAESCTRIntrinsics", Boolean.class, false); 97 public final boolean useCRC32Intrinsics = getFlag("UseCRC32Intrinsics", Boolean.class); 98 public final boolean useCRC32CIntrinsics = versioned.useCRC32CIntrinsics; 99 public final boolean threadLocalHandshakes = versioned.threadLocalHandshakes; 100 101 private final boolean useMultiplyToLenIntrinsic = getFlag("UseMultiplyToLenIntrinsic", Boolean.class); 102 private final boolean useSHA1Intrinsics = getFlag("UseSHA1Intrinsics", Boolean.class); 103 private final boolean useSHA256Intrinsics = getFlag("UseSHA256Intrinsics", Boolean.class); 104 private final boolean useSHA512Intrinsics = getFlag("UseSHA512Intrinsics", Boolean.class); 105 private final boolean useGHASHIntrinsics = getFlag("UseGHASHIntrinsics", Boolean.class, false); 106 private final boolean useBase64Intrinsics = getFlag("UseBASE64Intrinsics", Boolean.class, false); 107 private final boolean useMontgomeryMultiplyIntrinsic = getFlag("UseMontgomeryMultiplyIntrinsic", Boolean.class, false); 108 private final boolean useMontgomerySquareIntrinsic = getFlag("UseMontgomerySquareIntrinsic", Boolean.class, false); 109 private final boolean useMulAddIntrinsic = getFlag("UseMulAddIntrinsic", Boolean.class, false); 110 private final boolean useSquareToLenIntrinsic = getFlag("UseSquareToLenIntrinsic", Boolean.class, false); 111 public final boolean useVectorizedMismatchIntrinsic = getFlag("UseVectorizedMismatchIntrinsic", Boolean.class, false); 112 public final boolean useFMAIntrinsics = getFlag("UseFMA", Boolean.class, false); 113 public final int useAVX3Threshold = getFlag("AVX3Threshold", Integer.class, 4096); 114 115 public final boolean preserveFramePointer = getFlag("PreserveFramePointer", Boolean.class, false); 116 117 /* 118 * These are methods because in some JDKs the flags are visible but the stubs themselves haven't 119 * been exported so we have to check both if the flag is on and if we have the stub. 120 */ 121 public boolean useMultiplyToLenIntrinsic() { 122 return useMultiplyToLenIntrinsic && multiplyToLen != 0; 123 } 124 125 public boolean useSHA1Intrinsics() { 126 return useSHA1Intrinsics && sha1ImplCompress != 0 && sha1ImplCompressMultiBlock != 0; 127 } 128 129 public boolean useSHA256Intrinsics() { 130 return useSHA256Intrinsics && sha256ImplCompress != 0 && sha256ImplCompressMultiBlock != 0; 131 } 132 133 public boolean useSHA512Intrinsics() { 134 return useSHA512Intrinsics && sha512ImplCompress != 0 && sha512ImplCompressMultiBlock != 0; 135 } 136 137 public boolean useGHASHIntrinsics() { 138 return useGHASHIntrinsics && ghashProcessBlocks != 0; 139 } 140 141 public boolean useBase64Intrinsics() { 142 return useBase64Intrinsics && base64EncodeBlock != 0; 143 } 144 145 public boolean useMontgomeryMultiplyIntrinsic() { 146 return useMontgomeryMultiplyIntrinsic && montgomeryMultiply != 0; 147 } 148 149 public boolean useMontgomerySquareIntrinsic() { 150 return useMontgomerySquareIntrinsic && montgomerySquare != 0; 151 } 152 153 public boolean useMulAddIntrinsic() { 154 return useMulAddIntrinsic && mulAdd != 0; 155 } 156 157 public boolean useSquareToLenIntrinsic() { 158 return useSquareToLenIntrinsic && squareToLen != 0; 159 } 160 161 public boolean inlineNotify() { 162 return inlineNotify && notifyAddress != 0; 163 } 164 165 public boolean inlineNotifyAll() { 166 return inlineNotify && notifyAllAddress != 0; 167 } 168 169 public final boolean useG1GC = getFlag("UseG1GC", Boolean.class); 170 public final boolean useCMSGC = getFlag("UseConcMarkSweepGC", Boolean.class, false); 171 172 public final int allocatePrefetchStyle = getFlag("AllocatePrefetchStyle", Integer.class); 173 public final int allocatePrefetchInstr = getFlag("AllocatePrefetchInstr", Integer.class); 174 public final int allocatePrefetchLines = getFlag("AllocatePrefetchLines", Integer.class); 175 public final int allocateInstancePrefetchLines = getFlag("AllocateInstancePrefetchLines", Integer.class); 176 public final int allocatePrefetchStepSize = getFlag("AllocatePrefetchStepSize", Integer.class); 177 public final int allocatePrefetchDistance = getFlag("AllocatePrefetchDistance", Integer.class); 178 179 private final long universeCollectedHeap = getFieldValue("CompilerToVM::Data::Universe_collectedHeap", Long.class, "CollectedHeap*"); 180 private final int collectedHeapTotalCollectionsOffset = getFieldOffset("CollectedHeap::_total_collections", Integer.class, "unsigned int"); 181 182 public long gcTotalCollectionsAddress() { 183 return universeCollectedHeap + collectedHeapTotalCollectionsOffset; 184 } 185 186 public final boolean useDeferredInitBarriers = getFlag("ReduceInitialCardMarks", Boolean.class); 187 188 // Compressed Oops related values. 189 public final boolean useCompressedOops = getFlag("UseCompressedOops", Boolean.class); 190 public final boolean useCompressedClassPointers = getFlag("UseCompressedClassPointers", Boolean.class); 191 192 public final long narrowOopBase = getFieldValue("CompilerToVM::Data::Universe_narrow_oop_base", Long.class, "address"); 193 public final int narrowOopShift = getFieldValue("CompilerToVM::Data::Universe_narrow_oop_shift", Integer.class, "int"); 194 public final int objectAlignment = getFlag("ObjectAlignmentInBytes", Integer.class); 195 196 public final int minObjAlignment() { 197 return objectAlignment / heapWordSize; 198 } 199 200 public final int logMinObjAlignment() { 201 return (int) (Math.log(objectAlignment) / Math.log(2)); 202 } 203 204 public final int narrowKlassSize = getFieldValue("CompilerToVM::Data::sizeof_narrowKlass", Integer.class, "int"); 205 public final long narrowKlassBase = getFieldValue("CompilerToVM::Data::Universe_narrow_klass_base", Long.class, "address"); 206 public final int narrowKlassShift = getFieldValue("CompilerToVM::Data::Universe_narrow_klass_shift", Integer.class, "int"); 207 public final int logKlassAlignment = getConstant("LogKlassAlignmentInBytes", Integer.class); 208 209 public final int stackShadowPages = getFlag("StackShadowPages", Integer.class); 210 public final int stackReservedPages = getFlag("StackReservedPages", Integer.class, 0); 211 public final boolean useStackBanging = getFlag("UseStackBanging", Boolean.class); 212 public final int stackBias = getConstant("STACK_BIAS", Integer.class); 213 public final int vmPageSize = getFieldValue("CompilerToVM::Data::vm_page_size", Integer.class, "int"); 214 215 public final int markOffset = getFieldOffset("oopDesc::_mark", Integer.class, markWord); 216 public final int hubOffset = getFieldOffset("oopDesc::_metadata._klass", Integer.class, "Klass*"); 217 218 public final int prototypeMarkWordOffset = getFieldOffset("Klass::_prototype_header", Integer.class, markWord); 219 public final int subklassOffset = getFieldOffset("Klass::_subklass", Integer.class, "Klass*"); 220 public final int nextSiblingOffset = getFieldOffset("Klass::_next_sibling", Integer.class, "Klass*"); 221 public final int superCheckOffsetOffset = getFieldOffset("Klass::_super_check_offset", Integer.class, "juint"); 222 public final int secondarySuperCacheOffset = getFieldOffset("Klass::_secondary_super_cache", Integer.class, "Klass*"); 223 public final int secondarySupersOffset = getFieldOffset("Klass::_secondary_supers", Integer.class, "Array<Klass*>*"); 224 225 public final boolean classMirrorIsHandle = versioned.classMirrorIsHandle; 226 public final int classMirrorOffset = versioned.classMirrorOffset; 227 228 public final int klassSuperKlassOffset = getFieldOffset("Klass::_super", Integer.class, "Klass*"); 229 public final int klassModifierFlagsOffset = getFieldOffset("Klass::_modifier_flags", Integer.class, "jint"); 230 public final int klassAccessFlagsOffset = getFieldOffset("Klass::_access_flags", Integer.class, "AccessFlags"); 231 public final int klassLayoutHelperOffset = getFieldOffset("Klass::_layout_helper", Integer.class, "jint"); 232 233 public final int klassLayoutHelperNeutralValue = getConstant("Klass::_lh_neutral_value", Integer.class); 234 public final int layoutHelperLog2ElementSizeShift = getConstant("Klass::_lh_log2_element_size_shift", Integer.class); 235 public final int layoutHelperLog2ElementSizeMask = getConstant("Klass::_lh_log2_element_size_mask", Integer.class); 236 public final int layoutHelperElementTypeShift = getConstant("Klass::_lh_element_type_shift", Integer.class); 237 public final int layoutHelperElementTypeMask = getConstant("Klass::_lh_element_type_mask", Integer.class); 238 public final int layoutHelperHeaderSizeShift = getConstant("Klass::_lh_header_size_shift", Integer.class); 239 public final int layoutHelperHeaderSizeMask = getConstant("Klass::_lh_header_size_mask", Integer.class); 240 public final int layoutHelperArrayTagShift = getConstant("Klass::_lh_array_tag_shift", Integer.class); 241 public final int layoutHelperArrayTagTypeValue = getConstant("Klass::_lh_array_tag_type_value", Integer.class); 242 public final int layoutHelperArrayTagObjectValue = getConstant("Klass::_lh_array_tag_obj_value", Integer.class); 243 244 /** 245 * This filters out the bit that differentiates a type array from an object array. 246 */ 247 public int layoutHelperElementTypePrimitiveInPlace() { 248 return (layoutHelperArrayTagTypeValue & ~layoutHelperArrayTagObjectValue) << layoutHelperArrayTagShift; 249 } 250 251 public final int vtableEntrySize = getFieldValue("CompilerToVM::Data::sizeof_vtableEntry", Integer.class, "int"); 252 public final int vtableEntryMethodOffset = getFieldOffset("vtableEntry::_method", Integer.class, "Method*"); 253 254 public final int instanceKlassInitStateOffset = getFieldOffset("InstanceKlass::_init_state", Integer.class, "u1"); 255 public final int instanceKlassInitThreadOffset = getFieldOffset("InstanceKlass::_init_thread", Integer.class, "Thread*", -1); 256 public final int instanceKlassConstantsOffset = getFieldOffset("InstanceKlass::_constants", Integer.class, "ConstantPool*"); 257 public final int instanceKlassFieldsOffset = getFieldOffset("InstanceKlass::_fields", Integer.class, "Array<u2>*"); 258 public final int klassVtableStartOffset = getFieldValue("CompilerToVM::Data::Klass_vtable_start_offset", Integer.class, "int"); 259 public final int klassVtableLengthOffset = getFieldValue("CompilerToVM::Data::Klass_vtable_length_offset", Integer.class, "int"); 260 261 public final int instanceKlassStateLinked = getConstant("InstanceKlass::linked", Integer.class); 262 public final int instanceKlassStateBeingInitialized = getConstant("InstanceKlass::being_initialized", Integer.class, -1); 263 public final int instanceKlassStateFullyInitialized = getConstant("InstanceKlass::fully_initialized", Integer.class); 264 265 public final int arrayOopDescSize = getFieldValue("CompilerToVM::Data::sizeof_arrayOopDesc", Integer.class, "int"); 266 267 /** 268 * The offset of the array length word in an array object's header. 269 * 270 * See {@code arrayOopDesc::length_offset_in_bytes()}. 271 */ 272 public final int arrayOopDescLengthOffset() { 273 return useCompressedClassPointers ? hubOffset + narrowKlassSize : arrayOopDescSize; 274 } 275 276 public final int arrayU1LengthOffset = getFieldOffset("Array<int>::_length", Integer.class, "int"); 277 public final int arrayU1DataOffset = getFieldOffset("Array<u1>::_data", Integer.class); 278 public final int arrayU2DataOffset = getFieldOffset("Array<u2>::_data", Integer.class); 279 public final int metaspaceArrayLengthOffset = getFieldOffset("Array<Klass*>::_length", Integer.class, "int"); 280 public final int metaspaceArrayBaseOffset = getFieldOffset("Array<Klass*>::_data[0]", Integer.class, "Klass*"); 281 282 public final int arrayClassElementOffset = getFieldOffset("ObjArrayKlass::_element_klass", Integer.class, "Klass*"); 283 284 public final int fieldInfoAccessFlagsOffset = getConstant("FieldInfo::access_flags_offset", Integer.class); 285 public final int fieldInfoNameIndexOffset = getConstant("FieldInfo::name_index_offset", Integer.class); 286 public final int fieldInfoSignatureIndexOffset = getConstant("FieldInfo::signature_index_offset", Integer.class); 287 public final int fieldInfoInitvalIndexOffset = getConstant("FieldInfo::initval_index_offset", Integer.class); 288 public final int fieldInfoLowPackedOffset = getConstant("FieldInfo::low_packed_offset", Integer.class); 289 public final int fieldInfoHighPackedOffset = getConstant("FieldInfo::high_packed_offset", Integer.class); 290 public final int fieldInfoFieldSlots = getConstant("FieldInfo::field_slots", Integer.class); 291 292 public final int fieldInfoTagSize = getConstant("FIELDINFO_TAG_SIZE", Integer.class); 293 294 public final int jvmAccMonitorMatch = getConstant("JVM_ACC_MONITOR_MATCH", Integer.class); 295 public final int jvmAccHasMonitorBytecodes = getConstant("JVM_ACC_HAS_MONITOR_BYTECODES", Integer.class); 296 public final int jvmAccHasFinalizer = getConstant("JVM_ACC_HAS_FINALIZER", Integer.class); 297 public final int jvmAccFieldInternal = getConstant("JVM_ACC_FIELD_INTERNAL", Integer.class); 298 public final int jvmAccFieldStable = getConstant("JVM_ACC_FIELD_STABLE", Integer.class); 299 public final int jvmAccFieldHasGenericSignature = getConstant("JVM_ACC_FIELD_HAS_GENERIC_SIGNATURE", Integer.class); 300 public final int jvmAccWrittenFlags = getConstant("JVM_ACC_WRITTEN_FLAGS", Integer.class); 301 public final int jvmAccSynthetic = getConstant("JVM_ACC_SYNTHETIC", Integer.class); 302 public final int jvmAccIsHiddenClass = getConstant("JVM_ACC_IS_HIDDEN_CLASS", Integer.class); 303 304 public final int jvmciCompileStateCanPostOnExceptionsOffset = getJvmciJvmtiCapabilityOffset("_jvmti_can_post_on_exceptions"); 305 public final int jvmciCompileStateCanPopFrameOffset = getJvmciJvmtiCapabilityOffset("_jvmti_can_pop_frame"); 306 public final int jvmciCompileStateCanAccessLocalVariablesOffset = getJvmciJvmtiCapabilityOffset("_jvmti_can_access_local_variables"); 307 308 // Integer.MIN_VALUE if not available 309 private int getJvmciJvmtiCapabilityOffset(String name) { 310 int offset = getFieldOffset("JVMCICompileState::" + name, Integer.class, "jbyte", Integer.MIN_VALUE); 311 if (offset == Integer.MIN_VALUE) { 312 // JDK 12 313 offset = getFieldOffset("JVMCIEnv::" + name, Integer.class, "jbyte", Integer.MIN_VALUE); 314 } 315 return offset; 316 } 317 318 public final int threadTlabOffset = getFieldOffset("Thread::_tlab", Integer.class, "ThreadLocalAllocBuffer"); 319 public final int javaThreadAnchorOffset = getFieldOffset("JavaThread::_anchor", Integer.class, "JavaFrameAnchor"); 320 public final int javaThreadShouldPostOnExceptionsFlagOffset = getFieldOffset("JavaThread::_should_post_on_exceptions_flag", Integer.class, "int", Integer.MIN_VALUE); 321 public final int threadObjectOffset = getFieldOffset("JavaThread::_threadObj", Integer.class, "oop"); 322 public final int osThreadOffset = getFieldOffset("JavaThread::_osthread", Integer.class, "OSThread*", Integer.MAX_VALUE); 323 public final int threadIsMethodHandleReturnOffset = getFieldOffset("JavaThread::_is_method_handle_return", Integer.class, "int"); 324 public final int threadObjectResultOffset = getFieldOffset("JavaThread::_vm_result", Integer.class, "oop"); 325 public final int jvmciCountersThreadOffset = getFieldOffset("JavaThread::_jvmci_counters", Integer.class, "jlong*"); 326 public final int doingUnsafeAccessOffset = getFieldOffset("JavaThread::_doing_unsafe_access", Integer.class, "bool", Integer.MAX_VALUE); 327 public final int javaThreadReservedStackActivationOffset = versioned.javaThreadReservedStackActivationOffset; 328 public final int jniEnvironmentOffset = getFieldOffset("JavaThread::_jni_environment", Integer.class, "JNIEnv", Integer.MIN_VALUE); 329 330 public boolean requiresReservedStackCheck(List<ResolvedJavaMethod> methods) { 331 if (enableStackReservedZoneAddress != 0 && methods != null) { 332 for (ResolvedJavaMethod method : methods) { 333 if (((HotSpotResolvedJavaMethod) method).hasReservedStackAccess()) { 334 return true; 335 } 336 } 337 } 338 return false; 339 } 340 341 /** 342 * An invalid value for {@link #rtldDefault}. 343 */ 344 public static final long INVALID_RTLD_DEFAULT_HANDLE = 0xDEADFACE; 345 346 /** 347 * Address of the library lookup routine. The C signature of this routine is: 348 * 349 * <pre> 350 * void* (const char *filename, char *ebuf, int ebuflen) 351 * </pre> 352 */ 353 public final long dllLoad = getAddress("os::dll_load"); 354 355 /** 356 * Address of the library lookup routine. The C signature of this routine is: 357 * 358 * <pre> 359 * void* (void* handle, const char* name) 360 * </pre> 361 */ 362 public final long dllLookup = getAddress("os::dll_lookup"); 363 364 /** 365 * A pseudo-handle which when used as the first argument to {@link #dllLookup} means lookup will 366 * return the first occurrence of the desired symbol using the default library search order. If 367 * this field is {@value #INVALID_RTLD_DEFAULT_HANDLE}, then this capability is not supported on 368 * the current platform. 369 */ 370 public final long rtldDefault = getAddress("RTLD_DEFAULT", osName.equals("bsd") || osName.equals("linux") ? null : INVALID_RTLD_DEFAULT_HANDLE); 371 372 /** 373 * This field is used to pass exception objects into and out of the runtime system during 374 * exception handling for compiled code. 375 */ 376 public final int threadExceptionOopOffset = getFieldOffset("JavaThread::_exception_oop", Integer.class, "oop"); 377 public final int threadExceptionPcOffset = getFieldOffset("JavaThread::_exception_pc", Integer.class, "address"); 378 public final int pendingExceptionOffset = getFieldOffset("ThreadShadow::_pending_exception", Integer.class, "oop"); 379 380 public final int pendingDeoptimizationOffset = getFieldOffset("JavaThread::_pending_deoptimization", Integer.class, "int"); 381 public final int pendingTransferToInterpreterOffset = getFieldOffset("JavaThread::_pending_transfer_to_interpreter", Integer.class, "bool"); 382 383 private final int javaFrameAnchorLastJavaSpOffset = getFieldOffset("JavaFrameAnchor::_last_Java_sp", Integer.class, "intptr_t*"); 384 private final int javaFrameAnchorLastJavaPcOffset = getFieldOffset("JavaFrameAnchor::_last_Java_pc", Integer.class, "address"); 385 386 public final int pendingFailedSpeculationOffset; 387 { 388 String name = "JavaThread::_pending_failed_speculation"; 389 int offset = -1; 390 try { 391 offset = getFieldOffset(name, Integer.class, "jlong"); 392 } catch (JVMCIError e) { 393 try { 394 offset = getFieldOffset(name, Integer.class, "long"); 395 } catch (JVMCIError e2) { 396 } 397 } 398 if (offset == -1) { 399 throw new JVMCIError("cannot get offset of field " + name + " with type long or jlong"); 400 } 401 pendingFailedSpeculationOffset = offset; 402 } 403 404 public int threadLastJavaSpOffset() { 405 return javaThreadAnchorOffset + javaFrameAnchorLastJavaSpOffset; 406 } 407 408 public int threadLastJavaPcOffset() { 409 return javaThreadAnchorOffset + javaFrameAnchorLastJavaPcOffset; 410 } 411 412 public int threadLastJavaFpOffset() { 413 assert osArch.equals("aarch64") || osArch.equals("amd64"); 414 return javaThreadAnchorOffset + getFieldOffset("JavaFrameAnchor::_last_Java_fp", Integer.class, "intptr_t*"); 415 } 416 417 public int threadJavaFrameAnchorFlagsOffset() { 418 assert osArch.equals("sparc"); 419 return javaThreadAnchorOffset + getFieldOffset("JavaFrameAnchor::_flags", Integer.class, "int"); 420 } 421 422 public final int runtimeCallStackSize = getConstant("frame::arg_reg_save_area_bytes", Integer.class, intRequiredOnAMD64); 423 public final int frameInterpreterFrameSenderSpOffset = getConstant("frame::interpreter_frame_sender_sp_offset", Integer.class, intRequiredOnAMD64); 424 public final int frameInterpreterFrameLastSpOffset = getConstant("frame::interpreter_frame_last_sp_offset", Integer.class, intRequiredOnAMD64); 425 426 public final int osThreadInterruptedOffset = getFieldOffset("OSThread::_interrupted", Integer.class, "jint", Integer.MAX_VALUE); 427 428 public final long markWordHashShift = getConstant(markWordField("hash_shift"), Long.class); 429 430 public final int biasedLockMaskInPlace = getConstant(markWordField("biased_lock_mask_in_place"), Integer.class); 431 public final int ageMaskInPlace = getConstant(markWordField("age_mask_in_place"), Integer.class); 432 public final int epochMaskInPlace = getConstant(markWordField("epoch_mask_in_place"), Integer.class); 433 public final long markWordHashMask = getConstant(markWordField("hash_mask"), Long.class); 434 public final long markWordHashMaskInPlace = getConstant(markWordField("hash_mask_in_place"), Long.class); 435 436 public final int unlockedMask = getConstant(markWordField("unlocked_value"), Integer.class); 437 public final int monitorMask = getConstant(markWordField("monitor_value"), Integer.class, -1); 438 public final int biasedLockPattern = getConstant(markWordField("biased_lock_pattern"), Integer.class); 439 440 // This field has no type in vmStructs.cpp 441 public final int objectMonitorOwner = getFieldOffset("ObjectMonitor::_owner", Integer.class, null, -1); 442 public final int objectMonitorRecursions = getFieldOffset("ObjectMonitor::_recursions", Integer.class, "intptr_t", -1); 443 public final int objectMonitorCxq = getFieldOffset("ObjectMonitor::_cxq", Integer.class, "ObjectWaiter*", -1); 444 public final int objectMonitorEntryList = getFieldOffset("ObjectMonitor::_EntryList", Integer.class, "ObjectWaiter*", -1); 445 public final int objectMonitorSucc = getFieldOffset("ObjectMonitor::_succ", Integer.class, "Thread*", -1); 446 447 public final int markWordNoHashInPlace = getConstant(markWordField("no_hash_in_place"), Integer.class); 448 public final int markWordNoLockInPlace = getConstant(markWordField("no_lock_in_place"), Integer.class); 449 450 /** 451 * See {@code markOopDesc::prototype()}/{@code markWord::prototype()}. 452 */ 453 public long arrayPrototypeMarkWord() { 454 return markWordNoHashInPlace | markWordNoLockInPlace; 455 } 456 457 /** 458 * See {@code markOopDesc::copy_set_hash()}/{@code markWord::copy_set_hash()}. 459 */ 460 public long tlabIntArrayMarkWord() { 461 long tmp = arrayPrototypeMarkWord() & (~markWordHashMaskInPlace); 462 tmp |= ((0x2 & markWordHashMask) << markWordHashShift); 463 return tmp; 464 } 465 466 private String markWordField(String simpleName) { 467 return versioned.markWordClassName + "::" + simpleName; 468 } 469 470 /** 471 * Mark word right shift to get identity hash code. 472 */ 473 public final int identityHashCodeShift = getConstant(markWordField("hash_shift"), Integer.class); 474 475 /** 476 * Identity hash code value when uninitialized. 477 */ 478 public final int uninitializedIdentityHashCodeValue = getConstant(markWordField("no_hash"), Integer.class); 479 480 public final int methodAccessFlagsOffset = getFieldOffset("Method::_access_flags", Integer.class, "AccessFlags"); 481 public final int methodConstMethodOffset = getFieldOffset("Method::_constMethod", Integer.class, "ConstMethod*"); 482 public final int methodIntrinsicIdOffset = versioned.methodIntrinsicIdOffset; 483 public final int methodFlagsOffset = versioned.methodFlagsOffset; 484 public final int methodVtableIndexOffset = getFieldOffset("Method::_vtable_index", Integer.class, "int"); 485 486 public final int methodCountersOffset = getFieldOffset("Method::_method_counters", Integer.class, "MethodCounters*"); 487 public final int methodDataOffset = getFieldOffset("Method::_method_data", Integer.class, "MethodData*"); 488 public final int methodCompiledEntryOffset = getFieldOffset("Method::_from_compiled_entry", Integer.class, "address"); 489 public final int methodCodeOffset = versioned.methodCodeOffset; 490 491 public final int methodFlagsCallerSensitive = getConstant("Method::_caller_sensitive", Integer.class); 492 public final int methodFlagsForceInline = getConstant("Method::_force_inline", Integer.class); 493 public final int methodFlagsDontInline = getConstant("Method::_dont_inline", Integer.class); 494 public final int methodFlagsHidden = getConstant("Method::_hidden", Integer.class); 495 public final int nonvirtualVtableIndex = getConstant("Method::nonvirtual_vtable_index", Integer.class); 496 public final int invalidVtableIndex = getConstant("Method::invalid_vtable_index", Integer.class); 497 498 public final int invocationCounterOffset = getFieldOffset("MethodCounters::_invocation_counter", Integer.class, "InvocationCounter"); 499 public final int backedgeCounterOffset = getFieldOffset("MethodCounters::_backedge_counter", Integer.class, "InvocationCounter"); 500 public final int invocationCounterIncrement = versioned.invocationCounterIncrement; 501 public final int invocationCounterShift = versioned.invocationCounterShift; 502 503 public final int nmethodEntryOffset = getFieldOffset("nmethod::_verified_entry_point", 504 Integer.class, "address"); 505 public final int compilationLevelFullOptimization = getConstant("CompLevel_full_optimization", 506 Integer.class); 507 508 public final int constantPoolSize = getFieldValue("CompilerToVM::Data::sizeof_ConstantPool", Integer.class, "int"); 509 public final int constantPoolLengthOffset = getFieldOffset("ConstantPool::_length", 510 Integer.class, "int"); 511 512 public final int heapWordSize = getConstant("HeapWordSize", Integer.class); 513 514 /** 515 * Bit pattern that represents a non-oop. Neither the high bits nor the low bits of this value 516 * are allowed to look like (respectively) the high or low bits of a real oop. 517 */ 518 public final long nonOopBits = getFieldValue("CompilerToVM::Data::Universe_non_oop_bits", Long.class, "void*"); 519 520 public final long verifyOopCounterAddress = getFieldAddress("StubRoutines::_verify_oop_count", "jint"); 521 public final long verifyOopMask = getFieldValue("CompilerToVM::Data::Universe_verify_oop_mask", Long.class, "uintptr_t"); 522 public final long verifyOopBits = getFieldValue("CompilerToVM::Data::Universe_verify_oop_bits", Long.class, "uintptr_t"); 523 524 public final int logOfHRGrainBytes = getFieldValue("HeapRegion::LogOfHRGrainBytes", Integer.class, "int"); 525 526 public final long cardtableStartAddress = getFieldValue("CompilerToVM::Data::cardtable_start_address", Long.class, "CardTable::CardValue*"); 527 public final int cardtableShift = getFieldValue("CompilerToVM::Data::cardtable_shift", Integer.class, "int"); 528 529 /** 530 * This is the largest stack offset encodeable in an OopMapValue. Offsets larger than this will 531 * throw an exception during code installation. 532 */ 533 public final int maxOopMapStackOffset = getFieldValue("CompilerToVM::Data::_max_oop_map_stack_offset", Integer.class, "int"); 534 535 public final long safepointPollingAddress = getFieldValue("os::_polling_page", Long.class, "address"); 536 537 // G1 Collector Related Values. 538 539 public final byte dirtyCardValue = versioned.dirtyCardValue; 540 public final byte g1YoungCardValue = versioned.g1YoungCardValue; 541 542 public final int g1SATBQueueMarkingOffset = versioned.g1SATBQueueMarkingOffset; 543 public final int g1SATBQueueIndexOffset = versioned.g1SATBQueueIndexOffset; 544 public final int g1SATBQueueBufferOffset = versioned.g1SATBQueueBufferOffset; 545 public final int g1CardQueueIndexOffset = versioned.g1CardQueueIndexOffset; 546 public final int g1CardQueueBufferOffset = versioned.g1CardQueueBufferOffset; 547 548 public final int klassOffset = getFieldValue("java_lang_Class::_klass_offset", Integer.class, "int"); 549 public final int arrayKlassOffset = getFieldValue("java_lang_Class::_array_klass_offset", Integer.class, "int"); 550 551 public final int basicLockSize = getFieldValue("CompilerToVM::Data::sizeof_BasicLock", Integer.class, "int"); 552 public final int basicLockDisplacedHeaderOffset = getFieldOffset("BasicLock::_displaced_header", Integer.class, markWord); 553 554 public final int threadPollingPageOffset = getFieldOffset("Thread::_polling_page", Integer.class, "volatile void*", -1); 555 public final int threadAllocatedBytesOffset = getFieldOffset("Thread::_allocated_bytes", Integer.class, "jlong"); 556 557 public final int tlabRefillWasteIncrement = getFlag("TLABWasteIncrement", Integer.class); 558 559 private final int threadLocalAllocBufferStartOffset = getFieldOffset("ThreadLocalAllocBuffer::_start", Integer.class, "HeapWord*"); 560 private final int threadLocalAllocBufferEndOffset = getFieldOffset("ThreadLocalAllocBuffer::_end", Integer.class, "HeapWord*"); 561 private final int threadLocalAllocBufferTopOffset = getFieldOffset("ThreadLocalAllocBuffer::_top", Integer.class, "HeapWord*"); 562 private final int threadLocalAllocBufferPfTopOffset = getFieldOffset("ThreadLocalAllocBuffer::_pf_top", Integer.class, "HeapWord*"); 563 private final int threadLocalAllocBufferSlowAllocationsOffset = getFieldOffset("ThreadLocalAllocBuffer::_slow_allocations", Integer.class, "unsigned"); 564 private final int threadLocalAllocBufferFastRefillWasteOffset = getFieldOffset("ThreadLocalAllocBuffer::_fast_refill_waste", Integer.class, "unsigned"); 565 private final int threadLocalAllocBufferNumberOfRefillsOffset = getFieldOffset("ThreadLocalAllocBuffer::_number_of_refills", Integer.class, "unsigned"); 566 private final int threadLocalAllocBufferRefillWasteLimitOffset = getFieldOffset("ThreadLocalAllocBuffer::_refill_waste_limit", Integer.class, "size_t"); 567 private final int threadLocalAllocBufferDesiredSizeOffset = getFieldOffset("ThreadLocalAllocBuffer::_desired_size", Integer.class, "size_t"); 568 569 public int tlabSlowAllocationsOffset() { 570 return threadTlabOffset + threadLocalAllocBufferSlowAllocationsOffset; 571 } 572 573 public int tlabFastRefillWasteOffset() { 574 return threadTlabOffset + threadLocalAllocBufferFastRefillWasteOffset; 575 } 576 577 public int tlabNumberOfRefillsOffset() { 578 return threadTlabOffset + threadLocalAllocBufferNumberOfRefillsOffset; 579 } 580 581 public int tlabRefillWasteLimitOffset() { 582 return threadTlabOffset + threadLocalAllocBufferRefillWasteLimitOffset; 583 } 584 585 public int threadTlabSizeOffset() { 586 return threadTlabOffset + threadLocalAllocBufferDesiredSizeOffset; 587 } 588 589 public int threadTlabStartOffset() { 590 return threadTlabOffset + threadLocalAllocBufferStartOffset; 591 } 592 593 public int threadTlabEndOffset() { 594 return threadTlabOffset + threadLocalAllocBufferEndOffset; 595 } 596 597 public int threadTlabTopOffset() { 598 return threadTlabOffset + threadLocalAllocBufferTopOffset; 599 } 600 601 public int threadTlabPfTopOffset() { 602 return threadTlabOffset + threadLocalAllocBufferPfTopOffset; 603 } 604 605 public final int tlabAlignmentReserve = getFieldValue("CompilerToVM::Data::ThreadLocalAllocBuffer_alignment_reserve", Integer.class, "size_t"); 606 607 public final boolean tlabStats = getFlag("TLABStats", Boolean.class); 608 609 // We set 0x10 as default value to disable DC ZVA if this field is not present in HotSpot. 610 // ARMv8-A architecture reference manual D12.2.35 Data Cache Zero ID register says: 611 // * BS, bits [3:0] indicate log2 of the DC ZVA block size in (4-byte) words. 612 // * DZP, bit [4] of indicates whether use of DC ZVA instruction is prohibited. 613 public final int psrInfoDczidValue = getFieldValue("VM_Version::_psr_info.dczid_el0", Integer.class, "uint32_t", 0x10); 614 615 // FIXME This is only temporary until the GC code is changed. 616 public final boolean inlineContiguousAllocationSupported = getFieldValue("CompilerToVM::Data::_supports_inline_contig_alloc", Boolean.class); 617 public final long heapEndAddress = getFieldValue("CompilerToVM::Data::_heap_end_addr", Long.class, "HeapWord**"); 618 public final long heapTopAddress = versioned.heapTopAddress; 619 620 public final boolean cmsIncrementalMode = getFlag("CMSIncrementalMode", Boolean.class, false); 621 622 public final long inlineCacheMissStub = getFieldValue("CompilerToVM::Data::SharedRuntime_ic_miss_stub", Long.class, "address"); 623 public final long handleWrongMethodStub = getFieldValue("CompilerToVM::Data::SharedRuntime_handle_wrong_method_stub", Long.class, "address"); 624 625 public final long deoptBlobUnpack = getFieldValue("CompilerToVM::Data::SharedRuntime_deopt_blob_unpack", Long.class, "address"); 626 public final long deoptBlobUnpackWithExceptionInTLS = getFieldValue("CompilerToVM::Data::SharedRuntime_deopt_blob_unpack_with_exception_in_tls", Long.class, "address", 0L); 627 public final long deoptBlobUncommonTrap = getFieldValue("CompilerToVM::Data::SharedRuntime_deopt_blob_uncommon_trap", Long.class, "address"); 628 629 public final long codeCacheLowBound = versioned.codeCacheLowBound; 630 public final long codeCacheHighBound = versioned.codeCacheHighBound; 631 632 public final long aescryptEncryptBlockStub = getFieldValue("StubRoutines::_aescrypt_encryptBlock", Long.class, "address"); 633 public final long aescryptDecryptBlockStub = getFieldValue("StubRoutines::_aescrypt_decryptBlock", Long.class, "address"); 634 public final long cipherBlockChainingEncryptAESCryptStub = getFieldValue("StubRoutines::_cipherBlockChaining_encryptAESCrypt", Long.class, "address"); 635 public final long cipherBlockChainingDecryptAESCryptStub = getFieldValue("StubRoutines::_cipherBlockChaining_decryptAESCrypt", Long.class, "address"); 636 public final long updateBytesCRC32Stub = getFieldValue("StubRoutines::_updateBytesCRC32", Long.class, "address"); 637 public final long crcTableAddress = getFieldValue("StubRoutines::_crc_table_adr", Long.class, "address"); 638 639 public final long sha1ImplCompress = getFieldValue("StubRoutines::_sha1_implCompress", Long.class, "address", 0L); 640 public final long sha1ImplCompressMultiBlock = getFieldValue("StubRoutines::_sha1_implCompressMB", Long.class, "address", 0L); 641 public final long sha256ImplCompress = getFieldValue("StubRoutines::_sha256_implCompress", Long.class, "address", 0L); 642 public final long sha256ImplCompressMultiBlock = getFieldValue("StubRoutines::_sha256_implCompressMB", Long.class, "address", 0L); 643 public final long sha512ImplCompress = getFieldValue("StubRoutines::_sha512_implCompress", Long.class, "address", 0L); 644 public final long sha512ImplCompressMultiBlock = getFieldValue("StubRoutines::_sha512_implCompressMB", Long.class, "address", 0L); 645 public final long multiplyToLen = getFieldValue("StubRoutines::_multiplyToLen", Long.class, "address", longRequiredOnAMD64); 646 647 public final long counterModeAESCrypt = getFieldValue("StubRoutines::_counterMode_AESCrypt", Long.class, "address", 0L); 648 public final long ghashProcessBlocks = getFieldValue("StubRoutines::_ghash_processBlocks", Long.class, "address", 0L); 649 public final long base64EncodeBlock = getFieldValue("StubRoutines::_base64_encodeBlock", Long.class, "address", 0L); 650 public final long crc32cTableTddr = getFieldValue("StubRoutines::_crc32c_table_addr", Long.class, "address", 0L); 651 public final long updateBytesCRC32C = getFieldValue("StubRoutines::_updateBytesCRC32C", Long.class, "address", 0L); 652 public final long updateBytesAdler32 = getFieldValue("StubRoutines::_updateBytesAdler32", Long.class, "address", 0L); 653 public final long squareToLen = getFieldValue("StubRoutines::_squareToLen", Long.class, "address", longRequiredOnAMD64); 654 public final long mulAdd = getFieldValue("StubRoutines::_mulAdd", Long.class, "address", longRequiredOnAMD64); 655 public final long montgomeryMultiply = getFieldValue("StubRoutines::_montgomeryMultiply", Long.class, "address", longRequiredOnAMD64); 656 public final long montgomerySquare = getFieldValue("StubRoutines::_montgomerySquare", Long.class, "address", longRequiredOnAMD64); 657 public final long vectorizedMismatch = getFieldValue("StubRoutines::_vectorizedMismatch", Long.class, "address", 0L); 658 659 public final long throwDelayedStackOverflowErrorEntry = versioned.throwDelayedStackOverflowErrorEntry; 660 661 public final long jbyteArraycopy = getFieldValue("StubRoutines::_jbyte_arraycopy", Long.class, "address"); 662 public final long jshortArraycopy = getFieldValue("StubRoutines::_jshort_arraycopy", Long.class, "address"); 663 public final long jintArraycopy = getFieldValue("StubRoutines::_jint_arraycopy", Long.class, "address"); 664 public final long jlongArraycopy = getFieldValue("StubRoutines::_jlong_arraycopy", Long.class, "address"); 665 public final long oopArraycopy = getFieldValue("StubRoutines::_oop_arraycopy", Long.class, "address"); 666 public final long oopArraycopyUninit = getFieldValue("StubRoutines::_oop_arraycopy_uninit", Long.class, "address"); 667 public final long jbyteDisjointArraycopy = getFieldValue("StubRoutines::_jbyte_disjoint_arraycopy", Long.class, "address"); 668 public final long jshortDisjointArraycopy = getFieldValue("StubRoutines::_jshort_disjoint_arraycopy", Long.class, "address"); 669 public final long jintDisjointArraycopy = getFieldValue("StubRoutines::_jint_disjoint_arraycopy", Long.class, "address"); 670 public final long jlongDisjointArraycopy = getFieldValue("StubRoutines::_jlong_disjoint_arraycopy", Long.class, "address"); 671 public final long oopDisjointArraycopy = getFieldValue("StubRoutines::_oop_disjoint_arraycopy", Long.class, "address"); 672 public final long oopDisjointArraycopyUninit = getFieldValue("StubRoutines::_oop_disjoint_arraycopy_uninit", Long.class, "address"); 673 public final long jbyteAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_jbyte_arraycopy", Long.class, "address"); 674 public final long jshortAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_jshort_arraycopy", Long.class, "address"); 675 public final long jintAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_jint_arraycopy", Long.class, "address"); 676 public final long jlongAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_jlong_arraycopy", Long.class, "address"); 677 public final long oopAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_oop_arraycopy", Long.class, "address"); 678 public final long oopAlignedArraycopyUninit = getFieldValue("StubRoutines::_arrayof_oop_arraycopy_uninit", Long.class, "address"); 679 public final long jbyteAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_jbyte_disjoint_arraycopy", Long.class, "address"); 680 public final long jshortAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_jshort_disjoint_arraycopy", Long.class, "address"); 681 public final long jintAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_jint_disjoint_arraycopy", Long.class, "address"); 682 public final long jlongAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_jlong_disjoint_arraycopy", Long.class, "address"); 683 public final long oopAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_oop_disjoint_arraycopy", Long.class, "address"); 684 public final long oopAlignedDisjointArraycopyUninit = getFieldValue("StubRoutines::_arrayof_oop_disjoint_arraycopy_uninit", Long.class, "address"); 685 public final long checkcastArraycopy = getFieldValue("StubRoutines::_checkcast_arraycopy", Long.class, "address"); 686 public final long checkcastArraycopyUninit = getFieldValue("StubRoutines::_checkcast_arraycopy_uninit", Long.class, "address"); 687 public final long unsafeArraycopy = getFieldValue("StubRoutines::_unsafe_arraycopy", Long.class, "address"); 688 public final long genericArraycopy = getFieldValue("StubRoutines::_generic_arraycopy", Long.class, "address"); 689 690 // Allocation stubs that throw an exception when allocation fails 691 public final long newInstanceAddress = getAddress("JVMCIRuntime::new_instance"); 692 public final long newArrayAddress = getAddress("JVMCIRuntime::new_array"); 693 public final long newMultiArrayAddress = getAddress("JVMCIRuntime::new_multi_array"); 694 public final long dynamicNewInstanceAddress = getAddress("JVMCIRuntime::dynamic_new_instance"); 695 696 // Allocation stubs that return null when allocation fails 697 public final long newInstanceOrNullAddress = getAddress("JVMCIRuntime::new_instance_or_null", 0L); 698 public final long newArrayOrNullAddress = getAddress("JVMCIRuntime::new_array_or_null", 0L); 699 public final long newMultiArrayOrNullAddress = getAddress("JVMCIRuntime::new_multi_array_or_null", 0L); 700 public final long dynamicNewInstanceOrNullAddress = getAddress("JVMCIRuntime::dynamic_new_instance_or_null", 0L); 701 702 public boolean areNullAllocationStubsAvailable() { 703 return newInstanceOrNullAddress != 0L; 704 } 705 706 /** 707 * Checks that HotSpot implements all or none of the allocate-or-null stubs. 708 */ 709 private boolean checkNullAllocationStubs() { 710 if (newInstanceOrNullAddress == 0L) { 711 assert newArrayOrNullAddress == 0L; 712 assert newMultiArrayOrNullAddress == 0L; 713 assert dynamicNewInstanceOrNullAddress == 0L; 714 } else { 715 assert newArrayOrNullAddress != 0L; 716 assert newMultiArrayOrNullAddress != 0L; 717 assert dynamicNewInstanceOrNullAddress != 0L; 718 } 719 return true; 720 } 721 722 public final long vmMessageAddress = getAddress("JVMCIRuntime::vm_message"); 723 public final long identityHashCodeAddress = getAddress("JVMCIRuntime::identity_hash_code"); 724 public final long exceptionHandlerForPcAddress = getAddress("JVMCIRuntime::exception_handler_for_pc"); 725 public final long monitorenterAddress = getAddress("JVMCIRuntime::monitorenter"); 726 public final long monitorexitAddress = getAddress("JVMCIRuntime::monitorexit"); 727 public final long notifyAddress = getAddress("JVMCIRuntime::object_notify", 0L); 728 public final long notifyAllAddress = getAddress("JVMCIRuntime::object_notifyAll", 0L); 729 public final long throwAndPostJvmtiExceptionAddress = getAddress("JVMCIRuntime::throw_and_post_jvmti_exception"); 730 public final long throwKlassExternalNameExceptionAddress = getAddress("JVMCIRuntime::throw_klass_external_name_exception"); 731 public final long throwClassCastExceptionAddress = getAddress("JVMCIRuntime::throw_class_cast_exception"); 732 public final long logPrimitiveAddress = getAddress("JVMCIRuntime::log_primitive"); 733 public final long logObjectAddress = getAddress("JVMCIRuntime::log_object"); 734 public final long logPrintfAddress = getAddress("JVMCIRuntime::log_printf"); 735 public final long vmErrorAddress = getAddress("JVMCIRuntime::vm_error"); 736 public final long loadAndClearExceptionAddress = getAddress("JVMCIRuntime::load_and_clear_exception"); 737 public final long writeBarrierPreAddress = getAddress("JVMCIRuntime::write_barrier_pre"); 738 public final long writeBarrierPostAddress = getAddress("JVMCIRuntime::write_barrier_post"); 739 public final long validateObject = getAddress("JVMCIRuntime::validate_object"); 740 741 public final long testDeoptimizeCallInt = getAddress("JVMCIRuntime::test_deoptimize_call_int"); 742 743 public final long registerFinalizerAddress = getAddress("SharedRuntime::register_finalizer"); 744 public final long exceptionHandlerForReturnAddressAddress = getAddress("SharedRuntime::exception_handler_for_return_address"); 745 public final long osrMigrationEndAddress = getAddress("SharedRuntime::OSR_migration_end"); 746 public final long enableStackReservedZoneAddress = versioned.enableStackReservedZoneAddress; 747 748 public final long javaTimeMillisAddress = getAddress("os::javaTimeMillis"); 749 public final long javaTimeNanosAddress = getAddress("os::javaTimeNanos"); 750 public final long arithmeticSinAddress = getFieldValue("CompilerToVM::Data::dsin", Long.class, "address"); 751 public final long arithmeticCosAddress = getFieldValue("CompilerToVM::Data::dcos", Long.class, "address"); 752 public final long arithmeticTanAddress = getFieldValue("CompilerToVM::Data::dtan", Long.class, "address"); 753 public final long arithmeticExpAddress = getFieldValue("CompilerToVM::Data::dexp", Long.class, "address"); 754 public final long arithmeticLogAddress = getFieldValue("CompilerToVM::Data::dlog", Long.class, "address"); 755 public final long arithmeticLog10Address = getFieldValue("CompilerToVM::Data::dlog10", Long.class, "address"); 756 public final long arithmeticPowAddress = getFieldValue("CompilerToVM::Data::dpow", Long.class, "address"); 757 758 public final long fremAddress = getAddress("SharedRuntime::frem"); 759 public final long dremAddress = getAddress("SharedRuntime::drem"); 760 761 public final int jvmciCountersSize = getFlag("JVMCICounterSize", Integer.class); 762 763 public final long deoptimizationFetchUnrollInfo = getAddress("Deoptimization::fetch_unroll_info"); 764 public final long deoptimizationUncommonTrap = getAddress("Deoptimization::uncommon_trap"); 765 public final long deoptimizationUnpackFrames = getAddress("Deoptimization::unpack_frames"); 766 767 public final int deoptimizationUnpackDeopt = getConstant("Deoptimization::Unpack_deopt", Integer.class); 768 public final int deoptimizationUnpackException = getConstant("Deoptimization::Unpack_exception", Integer.class); 769 public final int deoptimizationUnpackUncommonTrap = getConstant("Deoptimization::Unpack_uncommon_trap", Integer.class); 770 public final int deoptimizationUnpackReexecute = getConstant("Deoptimization::Unpack_reexecute", Integer.class); 771 772 public final int deoptimizationUnrollBlockSizeOfDeoptimizedFrameOffset = getFieldOffset("Deoptimization::UnrollBlock::_size_of_deoptimized_frame", Integer.class, "int"); 773 public final int deoptimizationUnrollBlockCallerAdjustmentOffset = getFieldOffset("Deoptimization::UnrollBlock::_caller_adjustment", Integer.class, "int"); 774 public final int deoptimizationUnrollBlockNumberOfFramesOffset = getFieldOffset("Deoptimization::UnrollBlock::_number_of_frames", Integer.class, "int"); 775 public final int deoptimizationUnrollBlockTotalFrameSizesOffset = getFieldOffset("Deoptimization::UnrollBlock::_total_frame_sizes", Integer.class, "int"); 776 public final int deoptimizationUnrollBlockUnpackKindOffset = getFieldOffset("Deoptimization::UnrollBlock::_unpack_kind", Integer.class, "int"); 777 public final int deoptimizationUnrollBlockFrameSizesOffset = getFieldOffset("Deoptimization::UnrollBlock::_frame_sizes", Integer.class, "intptr_t*"); 778 public final int deoptimizationUnrollBlockFramePcsOffset = getFieldOffset("Deoptimization::UnrollBlock::_frame_pcs", Integer.class, "address*"); 779 public final int deoptimizationUnrollBlockInitialInfoOffset = getFieldOffset("Deoptimization::UnrollBlock::_initial_info", Integer.class, "intptr_t"); 780 781 public final boolean deoptimizationSupportLargeAccessByteArrayVirtualization = getConstant("Deoptimization::_support_large_access_byte_array_virtualization", Boolean.class, false); 782 783 // Checkstyle: stop 784 public final int MARKID_VERIFIED_ENTRY = getConstant("CodeInstaller::VERIFIED_ENTRY", Integer.class); 785 public final int MARKID_UNVERIFIED_ENTRY = getConstant("CodeInstaller::UNVERIFIED_ENTRY", Integer.class); 786 public final int MARKID_OSR_ENTRY = getConstant("CodeInstaller::OSR_ENTRY", Integer.class); 787 public final int MARKID_EXCEPTION_HANDLER_ENTRY = getConstant("CodeInstaller::EXCEPTION_HANDLER_ENTRY", Integer.class); 788 public final int MARKID_DEOPT_HANDLER_ENTRY = getConstant("CodeInstaller::DEOPT_HANDLER_ENTRY", Integer.class); 789 public final int MARKID_INVOKEINTERFACE = getConstant("CodeInstaller::INVOKEINTERFACE", Integer.class); 790 public final int MARKID_INVOKEVIRTUAL = getConstant("CodeInstaller::INVOKEVIRTUAL", Integer.class); 791 public final int MARKID_INVOKESTATIC = getConstant("CodeInstaller::INVOKESTATIC", Integer.class); 792 public final int MARKID_INVOKESPECIAL = getConstant("CodeInstaller::INVOKESPECIAL", Integer.class); 793 public final int MARKID_INLINE_INVOKE = getConstant("CodeInstaller::INLINE_INVOKE", Integer.class); 794 public final int MARKID_POLL_NEAR = getConstant("CodeInstaller::POLL_NEAR", Integer.class); 795 public final int MARKID_POLL_RETURN_NEAR = getConstant("CodeInstaller::POLL_RETURN_NEAR", Integer.class); 796 public final int MARKID_POLL_FAR = getConstant("CodeInstaller::POLL_FAR", Integer.class); 797 public final int MARKID_POLL_RETURN_FAR = getConstant("CodeInstaller::POLL_RETURN_FAR", Integer.class); 798 public final int MARKID_CARD_TABLE_SHIFT = getConstant("CodeInstaller::CARD_TABLE_SHIFT", Integer.class); 799 public final int MARKID_CARD_TABLE_ADDRESS = getConstant("CodeInstaller::CARD_TABLE_ADDRESS", Integer.class); 800 public final int MARKID_INVOKE_INVALID = getConstant("CodeInstaller::INVOKE_INVALID", Integer.class); 801 802 /** 803 * The following constants are given default values here since they are missing in the native 804 * JVMCI-8 code but are still required for {@link GraalHotSpotVMConfigNode#canonical} to work in 805 * a JDK8 environment. 806 */ 807 public final int MARKID_HEAP_TOP_ADDRESS = getConstant("CodeInstaller::HEAP_TOP_ADDRESS", Integer.class, 17); 808 public final int MARKID_HEAP_END_ADDRESS = getConstant("CodeInstaller::HEAP_END_ADDRESS", Integer.class, 18); 809 public final int MARKID_NARROW_KLASS_BASE_ADDRESS = getConstant("CodeInstaller::NARROW_KLASS_BASE_ADDRESS", Integer.class, 19); 810 public final int MARKID_NARROW_OOP_BASE_ADDRESS = getConstant("CodeInstaller::NARROW_OOP_BASE_ADDRESS", Integer.class, 20); 811 public final int MARKID_CRC_TABLE_ADDRESS = getConstant("CodeInstaller::CRC_TABLE_ADDRESS", Integer.class, 21); 812 public final int MARKID_LOG_OF_HEAP_REGION_GRAIN_BYTES = getConstant("CodeInstaller::LOG_OF_HEAP_REGION_GRAIN_BYTES", Integer.class, 22); 813 public final int MARKID_INLINE_CONTIGUOUS_ALLOCATION_SUPPORTED = getConstant("CodeInstaller::INLINE_CONTIGUOUS_ALLOCATION_SUPPORTED", Integer.class, 23); 814 815 // Checkstyle: resume 816 817 protected boolean check() { 818 for (Field f : getClass().getDeclaredFields()) { 819 int modifiers = f.getModifiers(); 820 if (Modifier.isPublic(modifiers) && !Modifier.isStatic(modifiers)) { 821 assert Modifier.isFinal(modifiers) : "field should be final: " + f; 822 } 823 } 824 825 assert codeEntryAlignment > 0 : codeEntryAlignment; 826 assert checkNullAllocationStubs(); 827 return true; 828 } 829 }