1 /* 2 * Copyright (c) 2011, 2018, 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 org.graalvm.compiler.hotspot; 24 25 import java.lang.reflect.Field; 26 import java.lang.reflect.Modifier; 27 28 import org.graalvm.compiler.api.replacements.Fold; 29 import org.graalvm.compiler.api.replacements.Fold.InjectedParameter; 30 import org.graalvm.compiler.core.common.CompressEncoding; 31 import org.graalvm.compiler.hotspot.nodes.GraalHotSpotVMConfigNode; 32 33 import jdk.vm.ci.common.JVMCIError; 34 import jdk.vm.ci.hotspot.HotSpotVMConfigAccess; 35 import jdk.vm.ci.hotspot.HotSpotVMConfigStore; 36 37 /** 38 * Used to access native configuration details. 39 */ 40 public class GraalHotSpotVMConfig extends HotSpotVMConfigAccess { 41 42 /** 43 * Sentinel value to use for an {@linkplain InjectedParameter injected} 44 * {@link GraalHotSpotVMConfig} parameter to a {@linkplain Fold foldable} method. 45 */ 46 public static final GraalHotSpotVMConfig INJECTED_VMCONFIG = null; 47 48 // this uses `1.9` which will give the correct result with `1.9`, `9`, `10` etc. 49 private final boolean isJDK8 = System.getProperty("java.specification.version").compareTo("1.9") < 0; 50 private final int jdkVersion = isJDK8 ? 8 : Integer.parseInt(System.getProperty("java.specification.version")); 51 public final String osName = getHostOSName(); 52 public final String osArch = getHostArchitectureName(); 53 public final boolean windowsOs = System.getProperty("os.name", "").startsWith("Windows"); 54 public final boolean linuxOs = System.getProperty("os.name", "").startsWith("Linux"); 55 56 GraalHotSpotVMConfig(HotSpotVMConfigStore store) { 57 super(store); 58 59 assert narrowKlassShift <= logKlassAlignment; 60 assert narrowOopShift <= logMinObjAlignment(); 61 oopEncoding = new CompressEncoding(narrowOopBase, narrowOopShift); 62 klassEncoding = new CompressEncoding(narrowKlassBase, narrowKlassShift); 63 64 assert check(); 65 } 66 67 /** 68 * Gets the value of a static C++ field under two possible names. {@code name} is the preferred 69 * name and will be checked first. 70 * 71 * @param name fully qualified name of the field 72 * @param alternateName fully qualified alternate name of the field 73 * @param type the boxed type to which the constant value will be converted 74 * @param cppType if non-null, the expected C++ type of the field (e.g., {@code "HeapWord*"}) 75 * @return the value of the requested field 76 * @throws JVMCIError if the field is not static or not present 77 */ 78 public <T> T getFieldValueWithAlternate(String name, String alternateName, Class<T> type, String cppType) { 79 try { 80 return getFieldValue(name, type, cppType); 81 } catch (JVMCIError e) { 82 try { 83 return getFieldValue(alternateName, type, cppType); 84 } catch (JVMCIError e2) { 85 throw new JVMCIError("expected VM field not found: " + name + " or " + alternateName); 86 } 87 } 88 } 89 90 private final CompressEncoding oopEncoding; 91 private final CompressEncoding klassEncoding; 92 93 public CompressEncoding getOopEncoding() { 94 return oopEncoding; 95 } 96 97 public CompressEncoding getKlassEncoding() { 98 return klassEncoding; 99 } 100 101 /** 102 * Gets the host operating system name. 103 */ 104 private static String getHostOSName() { 105 String osName = System.getProperty("os.name"); 106 switch (osName) { 107 case "Linux": 108 osName = "linux"; 109 break; 110 case "SunOS": 111 osName = "solaris"; 112 break; 113 case "Mac OS X": 114 osName = "bsd"; 115 break; 116 default: 117 // Of course Windows is different... 118 if (osName.startsWith("Windows")) { 119 osName = "windows"; 120 } else { 121 throw new JVMCIError("Unexpected OS name: " + osName); 122 } 123 } 124 return osName; 125 } 126 127 private static String getHostArchitectureName() { 128 String arch = System.getProperty("os.arch"); 129 switch (arch) { 130 case "x86_64": 131 arch = "amd64"; 132 break; 133 case "sparcv9": 134 arch = "sparc"; 135 break; 136 } 137 return arch; 138 } 139 140 private final Integer intRequiredOnAMD64 = osArch.equals("amd64") ? null : 0; 141 private final Long longRequiredOnAMD64 = osArch.equals("amd64") ? null : 0L; 142 private final Integer intNotPresentInJDK8 = isJDK8 ? 0 : null; 143 private final Long longNotPresentInJDK8 = isJDK8 ? 0L : null; 144 145 public final boolean cAssertions = getConstant("ASSERT", Boolean.class); 146 147 public final int codeEntryAlignment = getFlag("CodeEntryAlignment", Integer.class); 148 public final boolean enableContended = getFlag("EnableContended", Boolean.class); 149 public final boolean restrictContended = getFlag("RestrictContended", Boolean.class); 150 public final int contendedPaddingWidth = getFlag("ContendedPaddingWidth", Integer.class); 151 public final int fieldsAllocationStyle = getFlag("FieldsAllocationStyle", Integer.class); 152 public final boolean compactFields = getFlag("CompactFields", Boolean.class); 153 public final boolean verifyOops = getFlag("VerifyOops", Boolean.class); 154 public final boolean ciTime = getFlag("CITime", Boolean.class); 155 public final boolean ciTimeEach = getFlag("CITimeEach", Boolean.class); 156 public final boolean dontCompileHugeMethods = getFlag("DontCompileHugeMethods", Boolean.class); 157 public final int hugeMethodLimit = getFlag("HugeMethodLimit", Integer.class); 158 public final boolean printInlining = getFlag("PrintInlining", Boolean.class); 159 public final boolean inline = getFlag("Inline", Boolean.class); 160 public final boolean useFastLocking = getFlag("JVMCIUseFastLocking", Boolean.class); 161 public final boolean forceUnreachable = getFlag("ForceUnreachable", Boolean.class); 162 public final int codeSegmentSize = getFlag("CodeCacheSegmentSize", Integer.class); 163 public final boolean foldStableValues = getFlag("FoldStableValues", Boolean.class); 164 public final int maxVectorSize = getFlag("MaxVectorSize", Integer.class); 165 166 public final boolean useTLAB = getFlag("UseTLAB", Boolean.class); 167 public final boolean useBiasedLocking = getFlag("UseBiasedLocking", Boolean.class); 168 public final boolean usePopCountInstruction = getFlag("UsePopCountInstruction", Boolean.class); 169 public final boolean useAESIntrinsics = getFlag("UseAESIntrinsics", Boolean.class); 170 public final boolean useCRC32Intrinsics = getFlag("UseCRC32Intrinsics", Boolean.class); 171 public final boolean useCRC32CIntrinsics = isJDK8 ? false : getFlag("UseCRC32CIntrinsics", Boolean.class); 172 public final boolean threadLocalHandshakes = getFlag("ThreadLocalHandshakes", Boolean.class, false); 173 174 private final boolean useMultiplyToLenIntrinsic = getFlag("UseMultiplyToLenIntrinsic", Boolean.class); 175 private final boolean useSHA1Intrinsics = getFlag("UseSHA1Intrinsics", Boolean.class); 176 private final boolean useSHA256Intrinsics = getFlag("UseSHA256Intrinsics", Boolean.class); 177 private final boolean useSHA512Intrinsics = getFlag("UseSHA512Intrinsics", Boolean.class); 178 private final boolean useMontgomeryMultiplyIntrinsic = getFlag("UseMontgomeryMultiplyIntrinsic", Boolean.class, false); 179 private final boolean useMontgomerySquareIntrinsic = getFlag("UseMontgomerySquareIntrinsic", Boolean.class, false); 180 private final boolean useMulAddIntrinsic = getFlag("UseMulAddIntrinsic", Boolean.class, false); 181 private final boolean useSquareToLenIntrinsic = getFlag("UseSquareToLenIntrinsic", Boolean.class, false); 182 183 /* 184 * These are methods because in some JDKs the flags are visible but the stubs themselves haven't 185 * been exported so we have to check both if the flag is on and if we have the stub. 186 */ 187 public boolean useMultiplyToLenIntrinsic() { 188 return useMultiplyToLenIntrinsic && multiplyToLen != 0; 189 } 190 191 public boolean useSHA1Intrinsics() { 192 return useSHA1Intrinsics && sha1ImplCompress != 0; 193 } 194 195 public boolean useSHA256Intrinsics() { 196 return useSHA256Intrinsics && sha256ImplCompress != 0; 197 } 198 199 public boolean useSHA512Intrinsics() { 200 return useSHA512Intrinsics && sha512ImplCompress != 0; 201 } 202 203 public boolean useMontgomeryMultiplyIntrinsic() { 204 return useMontgomeryMultiplyIntrinsic && montgomeryMultiply != 0; 205 } 206 207 public boolean useMontgomerySquareIntrinsic() { 208 return useMontgomerySquareIntrinsic && montgomerySquare != 0; 209 } 210 211 public boolean useMulAddIntrinsic() { 212 return useMulAddIntrinsic && mulAdd != 0; 213 } 214 215 public boolean useSquareToLenIntrinsic() { 216 return useSquareToLenIntrinsic && squareToLen != 0; 217 } 218 219 public final boolean useG1GC = getFlag("UseG1GC", Boolean.class); 220 public final boolean useCMSGC = getFlag("UseConcMarkSweepGC", Boolean.class); 221 222 public final int allocatePrefetchStyle = getFlag("AllocatePrefetchStyle", Integer.class); 223 public final int allocatePrefetchInstr = getFlag("AllocatePrefetchInstr", Integer.class); 224 public final int allocatePrefetchLines = getFlag("AllocatePrefetchLines", Integer.class); 225 public final int allocateInstancePrefetchLines = getFlag("AllocateInstancePrefetchLines", Integer.class); 226 public final int allocatePrefetchStepSize = getFlag("AllocatePrefetchStepSize", Integer.class); 227 public final int allocatePrefetchDistance = getFlag("AllocatePrefetchDistance", Integer.class); 228 229 private final long universeCollectedHeap = getFieldValue("CompilerToVM::Data::Universe_collectedHeap", Long.class, "CollectedHeap*"); 230 private final int collectedHeapTotalCollectionsOffset = getFieldOffset("CollectedHeap::_total_collections", Integer.class, "unsigned int"); 231 232 public long gcTotalCollectionsAddress() { 233 return universeCollectedHeap + collectedHeapTotalCollectionsOffset; 234 } 235 236 public final boolean useDeferredInitBarriers = getFlag("ReduceInitialCardMarks", Boolean.class); 237 238 // Compressed Oops related values. 239 public final boolean useCompressedOops = getFlag("UseCompressedOops", Boolean.class); 240 public final boolean useCompressedClassPointers = getFlag("UseCompressedClassPointers", Boolean.class); 241 242 public final long narrowOopBase = getFieldValue("CompilerToVM::Data::Universe_narrow_oop_base", Long.class, "address"); 243 public final int narrowOopShift = getFieldValue("CompilerToVM::Data::Universe_narrow_oop_shift", Integer.class, "int"); 244 public final int objectAlignment = getFlag("ObjectAlignmentInBytes", Integer.class); 245 246 public final int minObjAlignment() { 247 return objectAlignment / heapWordSize; 248 } 249 250 public final int logMinObjAlignment() { 251 return (int) (Math.log(objectAlignment) / Math.log(2)); 252 } 253 254 public final int narrowKlassSize = getFieldValue("CompilerToVM::Data::sizeof_narrowKlass", Integer.class, "int"); 255 public final long narrowKlassBase = getFieldValue("CompilerToVM::Data::Universe_narrow_klass_base", Long.class, "address"); 256 public final int narrowKlassShift = getFieldValue("CompilerToVM::Data::Universe_narrow_klass_shift", Integer.class, "int"); 257 public final int logKlassAlignment = getConstant("LogKlassAlignmentInBytes", Integer.class); 258 259 public final int stackShadowPages = getFlag("StackShadowPages", Integer.class); 260 public final int stackReservedPages = getFlag("StackReservedPages", Integer.class, 0); 261 public final boolean useStackBanging = getFlag("UseStackBanging", Boolean.class); 262 public final int stackBias = getConstant("STACK_BIAS", Integer.class); 263 public final int vmPageSize = getFieldValue("CompilerToVM::Data::vm_page_size", Integer.class, "int"); 264 265 public final int markOffset = getFieldOffset("oopDesc::_mark", Integer.class, "markOop"); 266 public final int hubOffset = getFieldOffset("oopDesc::_metadata._klass", Integer.class, "Klass*"); 267 268 public final int prototypeMarkWordOffset = getFieldOffset("Klass::_prototype_header", Integer.class, "markOop"); 269 public final int subklassOffset = getFieldOffset("Klass::_subklass", Integer.class, "Klass*"); 270 public final int nextSiblingOffset = getFieldOffset("Klass::_next_sibling", Integer.class, "Klass*"); 271 public final int superCheckOffsetOffset = getFieldOffset("Klass::_super_check_offset", Integer.class, "juint"); 272 public final int secondarySuperCacheOffset = getFieldOffset("Klass::_secondary_super_cache", Integer.class, "Klass*"); 273 public final int secondarySupersOffset = getFieldOffset("Klass::_secondary_supers", Integer.class, "Array<Klass*>*"); 274 275 public final boolean classMirrorIsHandle; 276 public final int classMirrorOffset; 277 { 278 String name = "Klass::_java_mirror"; 279 int offset = -1; 280 boolean isHandle = false; 281 try { 282 offset = getFieldOffset(name, Integer.class, "oop"); 283 } catch (JVMCIError e) { 284 285 } 286 if (offset == -1) { 287 try { 288 offset = getFieldOffset(name, Integer.class, "jobject"); 289 isHandle = true; 290 } catch (JVMCIError e) { 291 try { 292 // JDK-8186777 293 offset = getFieldOffset(name, Integer.class, "OopHandle"); 294 isHandle = true; 295 } catch (JVMCIError e2) { 296 } 297 } 298 } 299 if (offset == -1) { 300 throw new JVMCIError("cannot get offset of field " + name + " with type oop, jobject or OopHandle"); 301 } 302 classMirrorOffset = offset; 303 classMirrorIsHandle = isHandle; 304 } 305 306 public final int klassSuperKlassOffset = getFieldOffset("Klass::_super", Integer.class, "Klass*"); 307 public final int klassModifierFlagsOffset = getFieldOffset("Klass::_modifier_flags", Integer.class, "jint"); 308 public final int klassAccessFlagsOffset = getFieldOffset("Klass::_access_flags", Integer.class, "AccessFlags"); 309 public final int klassLayoutHelperOffset = getFieldOffset("Klass::_layout_helper", Integer.class, "jint"); 310 311 public final int klassLayoutHelperNeutralValue = getConstant("Klass::_lh_neutral_value", Integer.class); 312 public final int layoutHelperLog2ElementSizeShift = getConstant("Klass::_lh_log2_element_size_shift", Integer.class); 313 public final int layoutHelperLog2ElementSizeMask = getConstant("Klass::_lh_log2_element_size_mask", Integer.class); 314 public final int layoutHelperElementTypeShift = getConstant("Klass::_lh_element_type_shift", Integer.class); 315 public final int layoutHelperElementTypeMask = getConstant("Klass::_lh_element_type_mask", Integer.class); 316 public final int layoutHelperHeaderSizeShift = getConstant("Klass::_lh_header_size_shift", Integer.class); 317 public final int layoutHelperHeaderSizeMask = getConstant("Klass::_lh_header_size_mask", Integer.class); 318 public final int layoutHelperArrayTagShift = getConstant("Klass::_lh_array_tag_shift", Integer.class); 319 public final int layoutHelperArrayTagTypeValue = getConstant("Klass::_lh_array_tag_type_value", Integer.class); 320 public final int layoutHelperArrayTagObjectValue = getConstant("Klass::_lh_array_tag_obj_value", Integer.class); 321 322 /** 323 * This filters out the bit that differentiates a type array from an object array. 324 */ 325 public int layoutHelperElementTypePrimitiveInPlace() { 326 return (layoutHelperArrayTagTypeValue & ~layoutHelperArrayTagObjectValue) << layoutHelperArrayTagShift; 327 } 328 329 public final int vtableEntrySize = getFieldValue("CompilerToVM::Data::sizeof_vtableEntry", Integer.class, "int"); 330 public final int vtableEntryMethodOffset = getFieldOffset("vtableEntry::_method", Integer.class, "Method*"); 331 332 public final int instanceKlassInitStateOffset = getFieldOffset("InstanceKlass::_init_state", Integer.class, "u1"); 333 public final int instanceKlassConstantsOffset = getFieldOffset("InstanceKlass::_constants", Integer.class, "ConstantPool*"); 334 public final int instanceKlassFieldsOffset = getFieldOffset("InstanceKlass::_fields", Integer.class, "Array<u2>*"); 335 public final int klassVtableStartOffset = getFieldValue("CompilerToVM::Data::Klass_vtable_start_offset", Integer.class, "int"); 336 public final int klassVtableLengthOffset = getFieldValue("CompilerToVM::Data::Klass_vtable_length_offset", Integer.class, "int"); 337 338 public final int instanceKlassStateLinked = getConstant("InstanceKlass::linked", Integer.class); 339 public final int instanceKlassStateFullyInitialized = getConstant("InstanceKlass::fully_initialized", Integer.class); 340 341 public final int arrayOopDescSize = getFieldValue("CompilerToVM::Data::sizeof_arrayOopDesc", Integer.class, "int"); 342 343 /** 344 * The offset of the array length word in an array object's header. 345 * 346 * See {@code arrayOopDesc::length_offset_in_bytes()}. 347 */ 348 public final int arrayOopDescLengthOffset() { 349 return useCompressedClassPointers ? hubOffset + narrowKlassSize : arrayOopDescSize; 350 } 351 352 public final int arrayU1LengthOffset = getFieldOffset("Array<int>::_length", Integer.class, "int"); 353 public final int arrayU1DataOffset = getFieldOffset("Array<u1>::_data", Integer.class); 354 public final int arrayU2DataOffset = getFieldOffset("Array<u2>::_data", Integer.class); 355 public final int metaspaceArrayLengthOffset = getFieldOffset("Array<Klass*>::_length", Integer.class, "int"); 356 public final int metaspaceArrayBaseOffset = getFieldOffset("Array<Klass*>::_data[0]", Integer.class, "Klass*"); 357 358 public final int arrayClassElementOffset = getFieldOffset("ObjArrayKlass::_element_klass", Integer.class, "Klass*"); 359 360 public final int fieldInfoAccessFlagsOffset = getConstant("FieldInfo::access_flags_offset", Integer.class); 361 public final int fieldInfoNameIndexOffset = getConstant("FieldInfo::name_index_offset", Integer.class); 362 public final int fieldInfoSignatureIndexOffset = getConstant("FieldInfo::signature_index_offset", Integer.class); 363 public final int fieldInfoInitvalIndexOffset = getConstant("FieldInfo::initval_index_offset", Integer.class); 364 public final int fieldInfoLowPackedOffset = getConstant("FieldInfo::low_packed_offset", Integer.class); 365 public final int fieldInfoHighPackedOffset = getConstant("FieldInfo::high_packed_offset", Integer.class); 366 public final int fieldInfoFieldSlots = getConstant("FieldInfo::field_slots", Integer.class); 367 368 public final int fieldInfoTagSize = getConstant("FIELDINFO_TAG_SIZE", Integer.class); 369 370 public final int jvmAccMonitorMatch = getConstant("JVM_ACC_MONITOR_MATCH", Integer.class); 371 public final int jvmAccHasMonitorBytecodes = getConstant("JVM_ACC_HAS_MONITOR_BYTECODES", Integer.class); 372 public final int jvmAccHasFinalizer = getConstant("JVM_ACC_HAS_FINALIZER", Integer.class); 373 public final int jvmAccFieldInternal = getConstant("JVM_ACC_FIELD_INTERNAL", Integer.class); 374 public final int jvmAccFieldStable = getConstant("JVM_ACC_FIELD_STABLE", Integer.class); 375 public final int jvmAccFieldHasGenericSignature = getConstant("JVM_ACC_FIELD_HAS_GENERIC_SIGNATURE", Integer.class); 376 public final int jvmAccWrittenFlags = getConstant("JVM_ACC_WRITTEN_FLAGS", Integer.class); 377 public final int jvmAccSynthetic = getConstant("JVM_ACC_SYNTHETIC", Integer.class); 378 379 public final int threadTlabOffset = getFieldOffset("Thread::_tlab", Integer.class, "ThreadLocalAllocBuffer"); 380 public final int javaThreadAnchorOffset = getFieldOffset("JavaThread::_anchor", Integer.class, "JavaFrameAnchor"); 381 public final int threadObjectOffset = getFieldOffset("JavaThread::_threadObj", Integer.class, "oop"); 382 public final int osThreadOffset = getFieldOffset("JavaThread::_osthread", Integer.class, "OSThread*"); 383 public final int javaThreadDirtyCardQueueOffset = getFieldOffset("JavaThread::_dirty_card_queue", Integer.class, "DirtyCardQueue"); 384 public final int threadIsMethodHandleReturnOffset = getFieldOffset("JavaThread::_is_method_handle_return", Integer.class, "int"); 385 public final int javaThreadSatbMarkQueueOffset = getFieldOffset("JavaThread::_satb_mark_queue", Integer.class); 386 public final int threadObjectResultOffset = getFieldOffset("JavaThread::_vm_result", Integer.class, "oop"); 387 public final int jvmciCountersThreadOffset = getFieldOffset("JavaThread::_jvmci_counters", Integer.class, "jlong*"); 388 public final int javaThreadReservedStackActivationOffset = getFieldOffset("JavaThread::_reserved_stack_activation", Integer.class, "address", intNotPresentInJDK8); 389 390 /** 391 * An invalid value for {@link #rtldDefault}. 392 */ 393 public static final long INVALID_RTLD_DEFAULT_HANDLE = 0xDEADFACE; 394 395 /** 396 * Address of the library lookup routine. The C signature of this routine is: 397 * 398 * <pre> 399 * void* (const char *filename, char *ebuf, int ebuflen) 400 * </pre> 401 */ 402 public final long dllLoad = getAddress("os::dll_load"); 403 404 /** 405 * Address of the library lookup routine. The C signature of this routine is: 406 * 407 * <pre> 408 * void* (void* handle, const char* name) 409 * </pre> 410 */ 411 public final long dllLookup = getAddress("os::dll_lookup"); 412 413 /** 414 * A pseudo-handle which when used as the first argument to {@link #dllLookup} means lookup will 415 * return the first occurrence of the desired symbol using the default library search order. If 416 * this field is {@value #INVALID_RTLD_DEFAULT_HANDLE}, then this capability is not supported on 417 * the current platform. 418 */ 419 public final long rtldDefault = getAddress("RTLD_DEFAULT", osName.equals("bsd") || osName.equals("linux") ? null : INVALID_RTLD_DEFAULT_HANDLE); 420 421 /** 422 * This field is used to pass exception objects into and out of the runtime system during 423 * exception handling for compiled code. 424 */ 425 public final int threadExceptionOopOffset = getFieldOffset("JavaThread::_exception_oop", Integer.class, "oop"); 426 public final int threadExceptionPcOffset = getFieldOffset("JavaThread::_exception_pc", Integer.class, "address"); 427 public final int pendingExceptionOffset = getFieldOffset("ThreadShadow::_pending_exception", Integer.class, "oop"); 428 429 public final int pendingDeoptimizationOffset = getFieldOffset("JavaThread::_pending_deoptimization", Integer.class, "int"); 430 public final int pendingFailedSpeculationOffset = getFieldOffset("JavaThread::_pending_failed_speculation", Integer.class, "oop"); 431 public final int pendingTransferToInterpreterOffset = getFieldOffset("JavaThread::_pending_transfer_to_interpreter", Integer.class, "bool"); 432 433 private final int javaFrameAnchorLastJavaSpOffset = getFieldOffset("JavaFrameAnchor::_last_Java_sp", Integer.class, "intptr_t*"); 434 private final int javaFrameAnchorLastJavaPcOffset = getFieldOffset("JavaFrameAnchor::_last_Java_pc", Integer.class, "address"); 435 436 public int threadLastJavaSpOffset() { 437 return javaThreadAnchorOffset + javaFrameAnchorLastJavaSpOffset; 438 } 439 440 public int threadLastJavaPcOffset() { 441 return javaThreadAnchorOffset + javaFrameAnchorLastJavaPcOffset; 442 } 443 444 public int threadLastJavaFpOffset() { 445 assert osArch.equals("aarch64") || osArch.equals("amd64"); 446 return javaThreadAnchorOffset + getFieldOffset("JavaFrameAnchor::_last_Java_fp", Integer.class, "intptr_t*"); 447 } 448 449 public int threadJavaFrameAnchorFlagsOffset() { 450 assert osArch.equals("sparc"); 451 return javaThreadAnchorOffset + getFieldOffset("JavaFrameAnchor::_flags", Integer.class, "int"); 452 } 453 454 public final int runtimeCallStackSize = getConstant("frame::arg_reg_save_area_bytes", Integer.class, intRequiredOnAMD64); 455 public final int frameInterpreterFrameSenderSpOffset = getConstant("frame::interpreter_frame_sender_sp_offset", Integer.class, intRequiredOnAMD64); 456 public final int frameInterpreterFrameLastSpOffset = getConstant("frame::interpreter_frame_last_sp_offset", Integer.class, intRequiredOnAMD64); 457 458 private final int dirtyCardQueueBufferOffset = isJDK8 ? getFieldOffset("PtrQueue::_buf", Integer.class, "void**") : getConstant("dirtyCardQueueBufferOffset", Integer.class); 459 private final int dirtyCardQueueIndexOffset = isJDK8 ? getFieldOffset("PtrQueue::_index", Integer.class, "size_t") : getConstant("dirtyCardQueueIndexOffset", Integer.class); 460 461 private final int satbMarkQueueBufferOffset = getConstant("satbMarkQueueBufferOffset", Integer.class, intNotPresentInJDK8); 462 private final int satbMarkQueueIndexOffset = getConstant("satbMarkQueueIndexOffset", Integer.class, intNotPresentInJDK8); 463 private final int satbMarkQueueActiveOffset = isJDK8 ? getFieldOffset("PtrQueue::_active", Integer.class, "bool") : getConstant("satbMarkQueueActiveOffset", Integer.class, intNotPresentInJDK8); 464 465 public final int osThreadInterruptedOffset = getFieldOffset("OSThread::_interrupted", Integer.class, "jint"); 466 467 public final long markOopDescHashShift = getConstant("markOopDesc::hash_shift", Long.class); 468 469 public final int biasedLockMaskInPlace = getConstant("markOopDesc::biased_lock_mask_in_place", Integer.class); 470 public final int ageMaskInPlace = getConstant("markOopDesc::age_mask_in_place", Integer.class); 471 public final int epochMaskInPlace = getConstant("markOopDesc::epoch_mask_in_place", Integer.class); 472 public final long markOopDescHashMask = getConstant("markOopDesc::hash_mask", Long.class); 473 public final long markOopDescHashMaskInPlace = getConstant("markOopDesc::hash_mask_in_place", Long.class); 474 475 public final int unlockedMask = getConstant("markOopDesc::unlocked_value", Integer.class); 476 public final int monitorMask = getConstant("markOopDesc::monitor_value", Integer.class, -1); 477 public final int biasedLockPattern = getConstant("markOopDesc::biased_lock_pattern", Integer.class); 478 479 // This field has no type in vmStructs.cpp 480 public final int objectMonitorOwner = getFieldOffset("ObjectMonitor::_owner", Integer.class, null, -1); 481 public final int objectMonitorRecursions = getFieldOffset("ObjectMonitor::_recursions", Integer.class, "intptr_t", -1); 482 public final int objectMonitorCxq = getFieldOffset("ObjectMonitor::_cxq", Integer.class, "ObjectWaiter*", -1); 483 public final int objectMonitorEntryList = getFieldOffset("ObjectMonitor::_EntryList", Integer.class, "ObjectWaiter*", -1); 484 485 public final int markWordNoHashInPlace = getConstant("markOopDesc::no_hash_in_place", Integer.class); 486 public final int markWordNoLockInPlace = getConstant("markOopDesc::no_lock_in_place", Integer.class); 487 488 /** 489 * See {@code markOopDesc::prototype()}. 490 */ 491 public long arrayPrototypeMarkWord() { 492 return markWordNoHashInPlace | markWordNoLockInPlace; 493 } 494 495 /** 496 * See {@code markOopDesc::copy_set_hash()}. 497 */ 498 public long tlabIntArrayMarkWord() { 499 long tmp = arrayPrototypeMarkWord() & (~markOopDescHashMaskInPlace); 500 tmp |= ((0x2 & markOopDescHashMask) << markOopDescHashShift); 501 return tmp; 502 } 503 504 /** 505 * Mark word right shift to get identity hash code. 506 */ 507 public final int identityHashCodeShift = getConstant("markOopDesc::hash_shift", Integer.class); 508 509 /** 510 * Identity hash code value when uninitialized. 511 */ 512 public final int uninitializedIdentityHashCodeValue = getConstant("markOopDesc::no_hash", Integer.class); 513 514 public final int methodAccessFlagsOffset = getFieldOffset("Method::_access_flags", Integer.class, "AccessFlags"); 515 public final int methodConstMethodOffset = getFieldOffset("Method::_constMethod", Integer.class, "ConstMethod*"); 516 public final int methodIntrinsicIdOffset = getFieldOffset("Method::_intrinsic_id", Integer.class, isJDK8 ? "u1" : "u2"); 517 public final int methodFlagsOffset = getFieldOffset("Method::_flags", Integer.class, isJDK8 ? "u1" : "u2"); 518 public final int methodVtableIndexOffset = getFieldOffset("Method::_vtable_index", Integer.class, "int"); 519 520 public final int methodCountersOffset = getFieldOffset("Method::_method_counters", Integer.class, "MethodCounters*"); 521 public final int methodDataOffset = getFieldOffset("Method::_method_data", Integer.class, "MethodData*"); 522 public final int methodCompiledEntryOffset = getFieldOffset("Method::_from_compiled_entry", Integer.class, "address"); 523 public final int methodCodeOffset = getFieldOffset("Method::_code", Integer.class, isJDK8 ? "nmethod*" : "CompiledMethod*"); 524 525 public final int methodFlagsCallerSensitive = getConstant("Method::_caller_sensitive", Integer.class); 526 public final int methodFlagsForceInline = getConstant("Method::_force_inline", Integer.class); 527 public final int methodFlagsDontInline = getConstant("Method::_dont_inline", Integer.class); 528 public final int methodFlagsHidden = getConstant("Method::_hidden", Integer.class); 529 public final int nonvirtualVtableIndex = getConstant("Method::nonvirtual_vtable_index", Integer.class); 530 public final int invalidVtableIndex = getConstant("Method::invalid_vtable_index", Integer.class); 531 532 public final int invocationCounterOffset = getFieldOffset("MethodCounters::_invocation_counter", Integer.class, "InvocationCounter"); 533 public final int backedgeCounterOffset = getFieldOffset("MethodCounters::_backedge_counter", Integer.class, "InvocationCounter"); 534 public final int invocationCounterIncrement = getConstant("InvocationCounter::count_increment", Integer.class, intNotPresentInJDK8); 535 public final int invocationCounterShift = getConstant("InvocationCounter::count_shift", Integer.class, intNotPresentInJDK8); 536 537 public final int nmethodEntryOffset = getFieldOffset("nmethod::_verified_entry_point", 538 Integer.class, "address"); 539 public final int compilationLevelFullOptimization = getConstant("CompLevel_full_optimization", 540 Integer.class); 541 542 public final int constantPoolSize = getFieldValue("CompilerToVM::Data::sizeof_ConstantPool", Integer.class, "int"); 543 public final int constantPoolLengthOffset = getFieldOffset("ConstantPool::_length", 544 Integer.class, "int"); 545 546 public final int heapWordSize = getConstant("HeapWordSize", Integer.class); 547 548 /** 549 * Bit pattern that represents a non-oop. Neither the high bits nor the low bits of this value 550 * are allowed to look like (respectively) the high or low bits of a real oop. 551 */ 552 public final long nonOopBits = getFieldValue("CompilerToVM::Data::Universe_non_oop_bits", Long.class, "void*"); 553 554 public final long verifyOopCounterAddress = getFieldAddress("StubRoutines::_verify_oop_count", "jint"); 555 public final long verifyOopMask = getFieldValue("CompilerToVM::Data::Universe_verify_oop_mask", Long.class, "uintptr_t"); 556 public final long verifyOopBits = getFieldValue("CompilerToVM::Data::Universe_verify_oop_bits", Long.class, "uintptr_t"); 557 558 public final int logOfHRGrainBytes = getFieldValue("HeapRegion::LogOfHRGrainBytes", Integer.class, "int"); 559 560 public final byte dirtyCardValue = jdkVersion >= 11 ? getConstant("CardTable::dirty_card", Byte.class) 561 : (jdkVersion > 8 ? getConstant("CardTableModRefBS::dirty_card", Byte.class) : getFieldValue("CompilerToVM::Data::dirty_card", Byte.class, "int")); 562 public final byte g1YoungCardValue = jdkVersion >= 11 ? getConstant("G1CardTable::g1_young_gen", Byte.class) 563 : (jdkVersion > 8 ? getConstant("G1SATBCardTableModRefBS::g1_young_gen", Byte.class) : getFieldValue("CompilerToVM::Data::g1_young_card", Byte.class, "int")); 564 565 public final long cardtableStartAddress = getFieldValue("CompilerToVM::Data::cardtable_start_address", Long.class, "jbyte*"); 566 public final int cardtableShift = getFieldValue("CompilerToVM::Data::cardtable_shift", Integer.class, "int"); 567 568 /** 569 * This is the largest stack offset encodeable in an OopMapValue. Offsets larger than this will 570 * throw an exception during code installation. 571 */ 572 public final int maxOopMapStackOffset = getFieldValueWithAlternate("CompilerToVM::Data::_max_oop_map_stack_offset", "JVMCIRuntime::max_oop_map_stack_offset", Integer.class, "int"); 573 574 public final long safepointPollingAddress = getFieldValue("os::_polling_page", Long.class, "address"); 575 576 // G1 Collector Related Values. 577 578 public int g1CardQueueIndexOffset() { 579 return javaThreadDirtyCardQueueOffset + dirtyCardQueueIndexOffset; 580 } 581 582 public int g1CardQueueBufferOffset() { 583 return javaThreadDirtyCardQueueOffset + dirtyCardQueueBufferOffset; 584 } 585 586 public int g1SATBQueueMarkingOffset() { 587 return javaThreadSatbMarkQueueOffset + satbMarkQueueActiveOffset; 588 } 589 590 public int g1SATBQueueIndexOffset() { 591 return javaThreadSatbMarkQueueOffset + (isJDK8 ? dirtyCardQueueIndexOffset : satbMarkQueueIndexOffset); 592 } 593 594 public int g1SATBQueueBufferOffset() { 595 return javaThreadSatbMarkQueueOffset + (isJDK8 ? dirtyCardQueueBufferOffset : satbMarkQueueBufferOffset); 596 } 597 598 public final int klassOffset = getFieldValue("java_lang_Class::_klass_offset", Integer.class, "int"); 599 public final int arrayKlassOffset = getFieldValue("java_lang_Class::_array_klass_offset", Integer.class, "int"); 600 601 public final int basicLockSize = getFieldValue("CompilerToVM::Data::sizeof_BasicLock", Integer.class, "int"); 602 public final int basicLockDisplacedHeaderOffset = getFieldOffset("BasicLock::_displaced_header", Integer.class, "markOop"); 603 604 public final int threadPollingPageOffset = getFieldOffset("Thread::_polling_page", Integer.class, "address", -1); 605 public final int threadAllocatedBytesOffset = getFieldOffset("Thread::_allocated_bytes", Integer.class, "jlong"); 606 607 public final int tlabRefillWasteIncrement = getFlag("TLABWasteIncrement", Integer.class); 608 609 private final int threadLocalAllocBufferStartOffset = getFieldOffset("ThreadLocalAllocBuffer::_start", Integer.class, "HeapWord*"); 610 private final int threadLocalAllocBufferFastPathEndOffset = getFieldOffset("ThreadLocalAllocBuffer::_fast_path_end", Integer.class, "HeapWord*"); 611 private final int threadLocalAllocBufferTopOffset = getFieldOffset("ThreadLocalAllocBuffer::_top", Integer.class, "HeapWord*"); 612 private final int threadLocalAllocBufferPfTopOffset = getFieldOffset("ThreadLocalAllocBuffer::_pf_top", Integer.class, "HeapWord*"); 613 private final int threadLocalAllocBufferSlowAllocationsOffset = getFieldOffset("ThreadLocalAllocBuffer::_slow_allocations", Integer.class, "unsigned"); 614 private final int threadLocalAllocBufferFastRefillWasteOffset = getFieldOffset("ThreadLocalAllocBuffer::_fast_refill_waste", Integer.class, "unsigned"); 615 private final int threadLocalAllocBufferNumberOfRefillsOffset = getFieldOffset("ThreadLocalAllocBuffer::_number_of_refills", Integer.class, "unsigned"); 616 private final int threadLocalAllocBufferRefillWasteLimitOffset = getFieldOffset("ThreadLocalAllocBuffer::_refill_waste_limit", Integer.class, "size_t"); 617 private final int threadLocalAllocBufferDesiredSizeOffset = getFieldOffset("ThreadLocalAllocBuffer::_desired_size", Integer.class, "size_t"); 618 619 public int tlabSlowAllocationsOffset() { 620 return threadTlabOffset + threadLocalAllocBufferSlowAllocationsOffset; 621 } 622 623 public int tlabFastRefillWasteOffset() { 624 return threadTlabOffset + threadLocalAllocBufferFastRefillWasteOffset; 625 } 626 627 public int tlabNumberOfRefillsOffset() { 628 return threadTlabOffset + threadLocalAllocBufferNumberOfRefillsOffset; 629 } 630 631 public int tlabRefillWasteLimitOffset() { 632 return threadTlabOffset + threadLocalAllocBufferRefillWasteLimitOffset; 633 } 634 635 public int threadTlabSizeOffset() { 636 return threadTlabOffset + threadLocalAllocBufferDesiredSizeOffset; 637 } 638 639 public int threadTlabStartOffset() { 640 return threadTlabOffset + threadLocalAllocBufferStartOffset; 641 } 642 643 public int threadTlabFastPathEndOffset() { 644 return threadTlabOffset + threadLocalAllocBufferFastPathEndOffset; 645 } 646 647 public int threadTlabTopOffset() { 648 return threadTlabOffset + threadLocalAllocBufferTopOffset; 649 } 650 651 public int threadTlabPfTopOffset() { 652 return threadTlabOffset + threadLocalAllocBufferPfTopOffset; 653 } 654 655 public final int tlabAlignmentReserve = getFieldValue("CompilerToVM::Data::ThreadLocalAllocBuffer_alignment_reserve", Integer.class, "size_t"); 656 657 public final boolean tlabStats = getFlag("TLABStats", Boolean.class); 658 659 // FIXME This is only temporary until the GC code is changed. 660 public final boolean inlineContiguousAllocationSupported = getFieldValue("CompilerToVM::Data::_supports_inline_contig_alloc", Boolean.class); 661 public final long heapEndAddress = getFieldValue("CompilerToVM::Data::_heap_end_addr", Long.class, "HeapWord**"); 662 public final long heapTopAddress = getFieldValue("CompilerToVM::Data::_heap_top_addr", Long.class, isJDK8 ? "HeapWord**" : "HeapWord* volatile*"); 663 664 public final boolean cmsIncrementalMode = getFlag("CMSIncrementalMode", Boolean.class, false); 665 666 public final long inlineCacheMissStub = getFieldValue("CompilerToVM::Data::SharedRuntime_ic_miss_stub", Long.class, "address"); 667 public final long handleWrongMethodStub = getFieldValue("CompilerToVM::Data::SharedRuntime_handle_wrong_method_stub", Long.class, "address"); 668 669 public final long handleDeoptStub = getFieldValue("CompilerToVM::Data::SharedRuntime_deopt_blob_unpack", Long.class, "address"); 670 public final long uncommonTrapStub = getFieldValue("CompilerToVM::Data::SharedRuntime_deopt_blob_uncommon_trap", Long.class, "address"); 671 672 public final long codeCacheLowBound = getFieldValue(isJDK8 ? "CompilerToVM::Data::CodeCache_low_bound" : "CodeCache::_low_bound", Long.class, "address"); 673 public final long codeCacheHighBound = getFieldValue(isJDK8 ? "CompilerToVM::Data::CodeCache_high_bound" : "CodeCache::_high_bound", Long.class, "address"); 674 675 public final long aescryptEncryptBlockStub = getFieldValue("StubRoutines::_aescrypt_encryptBlock", Long.class, "address"); 676 public final long aescryptDecryptBlockStub = getFieldValue("StubRoutines::_aescrypt_decryptBlock", Long.class, "address"); 677 public final long cipherBlockChainingEncryptAESCryptStub = getFieldValue("StubRoutines::_cipherBlockChaining_encryptAESCrypt", Long.class, "address"); 678 public final long cipherBlockChainingDecryptAESCryptStub = getFieldValue("StubRoutines::_cipherBlockChaining_decryptAESCrypt", Long.class, "address"); 679 public final long updateBytesCRC32Stub = getFieldValue("StubRoutines::_updateBytesCRC32", Long.class, "address"); 680 public final long crcTableAddress = getFieldValue("StubRoutines::_crc_table_adr", Long.class, "address"); 681 682 public final long sha1ImplCompress = getFieldValue("StubRoutines::_sha1_implCompress", Long.class, "address", 0L); 683 public final long sha1ImplCompressMB = getFieldValue("StubRoutines::_sha1_implCompressMB", Long.class, "address", 0L); 684 public final long sha256ImplCompress = getFieldValue("StubRoutines::_sha256_implCompress", Long.class, "address", 0L); 685 public final long sha256ImplCompressMB = getFieldValue("StubRoutines::_sha256_implCompressMB", Long.class, "address", 0L); 686 public final long sha512ImplCompress = getFieldValue("StubRoutines::_sha512_implCompress", Long.class, "address", 0L); 687 public final long sha512ImplCompressMB = getFieldValue("StubRoutines::_sha512_implCompressMB", Long.class, "address", 0L); 688 public final long multiplyToLen = getFieldValue("StubRoutines::_multiplyToLen", Long.class, "address", longRequiredOnAMD64); 689 690 public final long counterModeAESCrypt = getFieldValue("StubRoutines::_counterMode_AESCrypt", Long.class, "address", 0L); 691 public final long ghashProcessBlocks = getFieldValue("StubRoutines::_ghash_processBlocks", Long.class, "address", 0L); 692 public final long crc32cTableTddr = getFieldValue("StubRoutines::_crc32c_table_addr", Long.class, "address", 0L); 693 public final long updateBytesCRC32C = getFieldValue("StubRoutines::_updateBytesCRC32C", Long.class, "address", 0L); 694 public final long updateBytesAdler32 = getFieldValue("StubRoutines::_updateBytesAdler32", Long.class, "address", 0L); 695 public final long squareToLen = getFieldValue("StubRoutines::_squareToLen", Long.class, "address", longRequiredOnAMD64); 696 public final long mulAdd = getFieldValue("StubRoutines::_mulAdd", Long.class, "address", longRequiredOnAMD64); 697 public final long montgomeryMultiply = getFieldValue("StubRoutines::_montgomeryMultiply", Long.class, "address", longRequiredOnAMD64); 698 public final long montgomerySquare = getFieldValue("StubRoutines::_montgomerySquare", Long.class, "address", longRequiredOnAMD64); 699 public final long vectorizedMismatch = getFieldValue("StubRoutines::_vectorizedMismatch", Long.class, "address", 0L); 700 701 public final long throwDelayedStackOverflowErrorEntry = getFieldValue("StubRoutines::_throw_delayed_StackOverflowError_entry", Long.class, "address", longNotPresentInJDK8); 702 703 public final long jbyteArraycopy = getFieldValue("StubRoutines::_jbyte_arraycopy", Long.class, "address"); 704 public final long jshortArraycopy = getFieldValue("StubRoutines::_jshort_arraycopy", Long.class, "address"); 705 public final long jintArraycopy = getFieldValue("StubRoutines::_jint_arraycopy", Long.class, "address"); 706 public final long jlongArraycopy = getFieldValue("StubRoutines::_jlong_arraycopy", Long.class, "address"); 707 public final long oopArraycopy = getFieldValue("StubRoutines::_oop_arraycopy", Long.class, "address"); 708 public final long oopArraycopyUninit = getFieldValue("StubRoutines::_oop_arraycopy_uninit", Long.class, "address"); 709 public final long jbyteDisjointArraycopy = getFieldValue("StubRoutines::_jbyte_disjoint_arraycopy", Long.class, "address"); 710 public final long jshortDisjointArraycopy = getFieldValue("StubRoutines::_jshort_disjoint_arraycopy", Long.class, "address"); 711 public final long jintDisjointArraycopy = getFieldValue("StubRoutines::_jint_disjoint_arraycopy", Long.class, "address"); 712 public final long jlongDisjointArraycopy = getFieldValue("StubRoutines::_jlong_disjoint_arraycopy", Long.class, "address"); 713 public final long oopDisjointArraycopy = getFieldValue("StubRoutines::_oop_disjoint_arraycopy", Long.class, "address"); 714 public final long oopDisjointArraycopyUninit = getFieldValue("StubRoutines::_oop_disjoint_arraycopy_uninit", Long.class, "address"); 715 public final long jbyteAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_jbyte_arraycopy", Long.class, "address"); 716 public final long jshortAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_jshort_arraycopy", Long.class, "address"); 717 public final long jintAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_jint_arraycopy", Long.class, "address"); 718 public final long jlongAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_jlong_arraycopy", Long.class, "address"); 719 public final long oopAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_oop_arraycopy", Long.class, "address"); 720 public final long oopAlignedArraycopyUninit = getFieldValue("StubRoutines::_arrayof_oop_arraycopy_uninit", Long.class, "address"); 721 public final long jbyteAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_jbyte_disjoint_arraycopy", Long.class, "address"); 722 public final long jshortAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_jshort_disjoint_arraycopy", Long.class, "address"); 723 public final long jintAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_jint_disjoint_arraycopy", Long.class, "address"); 724 public final long jlongAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_jlong_disjoint_arraycopy", Long.class, "address"); 725 public final long oopAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_oop_disjoint_arraycopy", Long.class, "address"); 726 public final long oopAlignedDisjointArraycopyUninit = getFieldValue("StubRoutines::_arrayof_oop_disjoint_arraycopy_uninit", Long.class, "address"); 727 public final long checkcastArraycopy = getFieldValue("StubRoutines::_checkcast_arraycopy", Long.class, "address"); 728 public final long checkcastArraycopyUninit = getFieldValue("StubRoutines::_checkcast_arraycopy_uninit", Long.class, "address"); 729 public final long unsafeArraycopy = getFieldValue("StubRoutines::_unsafe_arraycopy", Long.class, "address"); 730 public final long genericArraycopy = getFieldValue("StubRoutines::_generic_arraycopy", Long.class, "address"); 731 732 public final long newInstanceAddress = getAddress("JVMCIRuntime::new_instance"); 733 public final long newArrayAddress = getAddress("JVMCIRuntime::new_array"); 734 public final long newMultiArrayAddress = getAddress("JVMCIRuntime::new_multi_array"); 735 public final long dynamicNewArrayAddress = getAddress("JVMCIRuntime::dynamic_new_array"); 736 public final long dynamicNewInstanceAddress = getAddress("JVMCIRuntime::dynamic_new_instance"); 737 738 public final long threadIsInterruptedAddress = getAddress("JVMCIRuntime::thread_is_interrupted"); 739 public final long vmMessageAddress = getAddress("JVMCIRuntime::vm_message"); 740 public final long identityHashCodeAddress = getAddress("JVMCIRuntime::identity_hash_code"); 741 public final long exceptionHandlerForPcAddress = getAddress("JVMCIRuntime::exception_handler_for_pc"); 742 public final long monitorenterAddress = getAddress("JVMCIRuntime::monitorenter"); 743 public final long monitorexitAddress = getAddress("JVMCIRuntime::monitorexit"); 744 public final long throwAndPostJvmtiExceptionAddress = getAddress("JVMCIRuntime::throw_and_post_jvmti_exception"); 745 public final long throwKlassExternalNameExceptionAddress = getAddress("JVMCIRuntime::throw_klass_external_name_exception"); 746 public final long throwClassCastExceptionAddress = getAddress("JVMCIRuntime::throw_class_cast_exception"); 747 public final long logPrimitiveAddress = getAddress("JVMCIRuntime::log_primitive"); 748 public final long logObjectAddress = getAddress("JVMCIRuntime::log_object"); 749 public final long logPrintfAddress = getAddress("JVMCIRuntime::log_printf"); 750 public final long vmErrorAddress = getAddress("JVMCIRuntime::vm_error"); 751 public final long loadAndClearExceptionAddress = getAddress("JVMCIRuntime::load_and_clear_exception"); 752 public final long writeBarrierPreAddress = getAddress("JVMCIRuntime::write_barrier_pre"); 753 public final long writeBarrierPostAddress = getAddress("JVMCIRuntime::write_barrier_post"); 754 public final long validateObject = getAddress("JVMCIRuntime::validate_object"); 755 756 public final long testDeoptimizeCallInt = getAddress("JVMCIRuntime::test_deoptimize_call_int"); 757 758 public final long registerFinalizerAddress = getAddress("SharedRuntime::register_finalizer"); 759 public final long exceptionHandlerForReturnAddressAddress = getAddress("SharedRuntime::exception_handler_for_return_address"); 760 public final long osrMigrationEndAddress = getAddress("SharedRuntime::OSR_migration_end"); 761 public final long enableStackReservedZoneAddress = getAddress("SharedRuntime::enable_stack_reserved_zone", longNotPresentInJDK8); 762 763 public final long javaTimeMillisAddress = getAddress("os::javaTimeMillis"); 764 public final long javaTimeNanosAddress = getAddress("os::javaTimeNanos"); 765 public final long arithmeticSinAddress = getFieldValue("CompilerToVM::Data::dsin", Long.class, "address"); 766 public final long arithmeticCosAddress = getFieldValue("CompilerToVM::Data::dcos", Long.class, "address"); 767 public final long arithmeticTanAddress = getFieldValue("CompilerToVM::Data::dtan", Long.class, "address"); 768 public final long arithmeticExpAddress = getFieldValue("CompilerToVM::Data::dexp", Long.class, "address"); 769 public final long arithmeticLogAddress = getFieldValue("CompilerToVM::Data::dlog", Long.class, "address"); 770 public final long arithmeticLog10Address = getFieldValue("CompilerToVM::Data::dlog10", Long.class, "address"); 771 public final long arithmeticPowAddress = getFieldValue("CompilerToVM::Data::dpow", Long.class, "address"); 772 773 public final long fremAddress = getAddress("SharedRuntime::frem"); 774 public final long dremAddress = getAddress("SharedRuntime::drem"); 775 776 public final int jvmciCountersSize = getFlag("JVMCICounterSize", Integer.class); 777 778 public final long deoptimizationFetchUnrollInfo = getAddress("Deoptimization::fetch_unroll_info"); 779 public final long deoptimizationUncommonTrap = getAddress("Deoptimization::uncommon_trap"); 780 public final long deoptimizationUnpackFrames = getAddress("Deoptimization::unpack_frames"); 781 782 public final int deoptimizationUnpackDeopt = getConstant("Deoptimization::Unpack_deopt", Integer.class); 783 public final int deoptimizationUnpackException = getConstant("Deoptimization::Unpack_exception", Integer.class); 784 public final int deoptimizationUnpackUncommonTrap = getConstant("Deoptimization::Unpack_uncommon_trap", Integer.class); 785 public final int deoptimizationUnpackReexecute = getConstant("Deoptimization::Unpack_reexecute", Integer.class); 786 787 public final int deoptimizationUnrollBlockSizeOfDeoptimizedFrameOffset = getFieldOffset("Deoptimization::UnrollBlock::_size_of_deoptimized_frame", Integer.class, "int"); 788 public final int deoptimizationUnrollBlockCallerAdjustmentOffset = getFieldOffset("Deoptimization::UnrollBlock::_caller_adjustment", Integer.class, "int"); 789 public final int deoptimizationUnrollBlockNumberOfFramesOffset = getFieldOffset("Deoptimization::UnrollBlock::_number_of_frames", Integer.class, "int"); 790 public final int deoptimizationUnrollBlockTotalFrameSizesOffset = getFieldOffset("Deoptimization::UnrollBlock::_total_frame_sizes", Integer.class, "int"); 791 public final int deoptimizationUnrollBlockUnpackKindOffset = getFieldOffset("Deoptimization::UnrollBlock::_unpack_kind", Integer.class, "int"); 792 public final int deoptimizationUnrollBlockFrameSizesOffset = getFieldOffset("Deoptimization::UnrollBlock::_frame_sizes", Integer.class, "intptr_t*"); 793 public final int deoptimizationUnrollBlockFramePcsOffset = getFieldOffset("Deoptimization::UnrollBlock::_frame_pcs", Integer.class, "address*"); 794 public final int deoptimizationUnrollBlockInitialInfoOffset = getFieldOffset("Deoptimization::UnrollBlock::_initial_info", Integer.class, "intptr_t"); 795 796 // Checkstyle: stop 797 public final int MARKID_VERIFIED_ENTRY = getConstant("CodeInstaller::VERIFIED_ENTRY", Integer.class); 798 public final int MARKID_UNVERIFIED_ENTRY = getConstant("CodeInstaller::UNVERIFIED_ENTRY", Integer.class); 799 public final int MARKID_OSR_ENTRY = getConstant("CodeInstaller::OSR_ENTRY", Integer.class); 800 public final int MARKID_EXCEPTION_HANDLER_ENTRY = getConstant("CodeInstaller::EXCEPTION_HANDLER_ENTRY", Integer.class); 801 public final int MARKID_DEOPT_HANDLER_ENTRY = getConstant("CodeInstaller::DEOPT_HANDLER_ENTRY", Integer.class); 802 public final int MARKID_INVOKEINTERFACE = getConstant("CodeInstaller::INVOKEINTERFACE", Integer.class); 803 public final int MARKID_INVOKEVIRTUAL = getConstant("CodeInstaller::INVOKEVIRTUAL", Integer.class); 804 public final int MARKID_INVOKESTATIC = getConstant("CodeInstaller::INVOKESTATIC", Integer.class); 805 public final int MARKID_INVOKESPECIAL = getConstant("CodeInstaller::INVOKESPECIAL", Integer.class); 806 public final int MARKID_INLINE_INVOKE = getConstant("CodeInstaller::INLINE_INVOKE", Integer.class); 807 public final int MARKID_POLL_NEAR = getConstant("CodeInstaller::POLL_NEAR", Integer.class); 808 public final int MARKID_POLL_RETURN_NEAR = getConstant("CodeInstaller::POLL_RETURN_NEAR", Integer.class); 809 public final int MARKID_POLL_FAR = getConstant("CodeInstaller::POLL_FAR", Integer.class); 810 public final int MARKID_POLL_RETURN_FAR = getConstant("CodeInstaller::POLL_RETURN_FAR", Integer.class); 811 public final int MARKID_CARD_TABLE_SHIFT = getConstant("CodeInstaller::CARD_TABLE_SHIFT", Integer.class); 812 public final int MARKID_CARD_TABLE_ADDRESS = getConstant("CodeInstaller::CARD_TABLE_ADDRESS", Integer.class); 813 public final int MARKID_INVOKE_INVALID = getConstant("CodeInstaller::INVOKE_INVALID", Integer.class); 814 815 /** 816 * The following constants are given default values here since they are missing in the native 817 * JVMCI-8 code but are still required for {@link GraalHotSpotVMConfigNode#canonical} to work in 818 * a JDK8 environment. 819 */ 820 public final int MARKID_HEAP_TOP_ADDRESS = getConstant("CodeInstaller::HEAP_TOP_ADDRESS", Integer.class, 17); 821 public final int MARKID_HEAP_END_ADDRESS = getConstant("CodeInstaller::HEAP_END_ADDRESS", Integer.class, 18); 822 public final int MARKID_NARROW_KLASS_BASE_ADDRESS = getConstant("CodeInstaller::NARROW_KLASS_BASE_ADDRESS", Integer.class, 19); 823 public final int MARKID_NARROW_OOP_BASE_ADDRESS = getConstant("CodeInstaller::NARROW_OOP_BASE_ADDRESS", Integer.class, 20); 824 public final int MARKID_CRC_TABLE_ADDRESS = getConstant("CodeInstaller::CRC_TABLE_ADDRESS", Integer.class, 21); 825 public final int MARKID_LOG_OF_HEAP_REGION_GRAIN_BYTES = getConstant("CodeInstaller::LOG_OF_HEAP_REGION_GRAIN_BYTES", Integer.class, 22); 826 public final int MARKID_INLINE_CONTIGUOUS_ALLOCATION_SUPPORTED = getConstant("CodeInstaller::INLINE_CONTIGUOUS_ALLOCATION_SUPPORTED", Integer.class, 23); 827 828 // Checkstyle: resume 829 830 protected boolean check() { 831 for (Field f : getClass().getDeclaredFields()) { 832 int modifiers = f.getModifiers(); 833 if (Modifier.isPublic(modifiers) && !Modifier.isStatic(modifiers)) { 834 assert Modifier.isFinal(modifiers) : "field should be final: " + f; 835 } 836 } 837 838 assert codeEntryAlignment > 0 : codeEntryAlignment; 839 return true; 840 } 841 }