1 /* 2 * Copyright (c) 2011, 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 package 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 private final boolean isJDK8 = System.getProperty("java.specification.version").compareTo("1.9") < 0; 49 public final String osName = getHostOSName(); 50 public final String osArch = getHostArchitectureName(); 51 public final boolean windowsOs = System.getProperty("os.name", "").startsWith("Windows"); 52 public final boolean linuxOs = System.getProperty("os.name", "").startsWith("Linux"); 53 54 GraalHotSpotVMConfig(HotSpotVMConfigStore store) { 55 super(store); 56 57 assert narrowKlassShift <= logKlassAlignment; 58 assert narrowOopShift <= logMinObjAlignment(); 59 oopEncoding = new CompressEncoding(narrowOopBase, narrowOopShift); 60 klassEncoding = new CompressEncoding(narrowKlassBase, narrowKlassShift); 61 62 assert check(); 63 } 64 65 /** 66 * Gets the value of a static C++ field under two possible names. {@code name} is the preferred 67 * name and will be checked first. 68 * 69 * @param name fully qualified name of the field 70 * @param alternateName fully qualified alternate name of the field 71 * @param type the boxed type to which the constant value will be converted 72 * @param cppType if non-null, the expected C++ type of the field (e.g., {@code "HeapWord*"}) 73 * @return the value of the requested field 74 * @throws JVMCIError if the field is not static or not present 75 */ 76 public <T> T getFieldValueWithAlternate(String name, String alternateName, Class<T> type, String cppType) { 77 try { 78 return getFieldValue(name, type, cppType); 79 } catch (JVMCIError e) { 80 try { 81 return getFieldValue(alternateName, type, cppType); 82 } catch (JVMCIError e2) { 83 throw new JVMCIError("expected VM field not found: " + name + " or " + alternateName); 84 } 85 } 86 } 87 88 private final CompressEncoding oopEncoding; 89 private final CompressEncoding klassEncoding; 90 91 public CompressEncoding getOopEncoding() { 92 return oopEncoding; 93 } 94 95 public CompressEncoding getKlassEncoding() { 96 return klassEncoding; 97 } 98 99 /** 100 * Gets the host operating system name. 101 */ 102 private static String getHostOSName() { 103 String osName = System.getProperty("os.name"); 104 switch (osName) { 105 case "Linux": 106 osName = "linux"; 107 break; 108 case "SunOS": 109 osName = "solaris"; 110 break; 111 case "Mac OS X": 112 osName = "bsd"; 113 break; 114 default: 115 // Of course Windows is different... 116 if (osName.startsWith("Windows")) { 117 osName = "windows"; 118 } else { 119 throw new JVMCIError("Unexpected OS name: " + osName); 120 } 121 } 122 return osName; 123 } 124 125 private static String getHostArchitectureName() { 126 String arch = System.getProperty("os.arch"); 127 switch (arch) { 128 case "x86_64": 129 arch = "amd64"; 130 break; 131 case "sparcv9": 132 arch = "sparc"; 133 break; 134 } 135 return arch; 136 } 137 138 private final Integer intRequiredOnAMD64 = osArch.equals("amd64") ? null : 0; 139 private final Long longRequiredOnAMD64 = osArch.equals("amd64") ? null : 0L; 140 private final Integer intNotPresentInJDK8 = isJDK8 ? 0 : null; 141 private final Long longNotPresentInJDK8 = isJDK8 ? 0L : null; 142 143 public final boolean cAssertions = getConstant("ASSERT", Boolean.class); 144 145 public final int codeEntryAlignment = getFlag("CodeEntryAlignment", Integer.class); 146 public final boolean enableContended = getFlag("EnableContended", Boolean.class); 147 public final boolean restrictContended = getFlag("RestrictContended", Boolean.class); 148 public final int contendedPaddingWidth = getFlag("ContendedPaddingWidth", Integer.class); 149 public final int fieldsAllocationStyle = getFlag("FieldsAllocationStyle", Integer.class); 150 public final boolean compactFields = getFlag("CompactFields", Boolean.class); 151 public final boolean verifyOops = getFlag("VerifyOops", Boolean.class); 152 public final boolean ciTime = getFlag("CITime", Boolean.class); 153 public final boolean ciTimeEach = getFlag("CITimeEach", Boolean.class); 154 public final boolean dontCompileHugeMethods = getFlag("DontCompileHugeMethods", Boolean.class); 155 public final int hugeMethodLimit = getFlag("HugeMethodLimit", Integer.class); 156 public final boolean printInlining = getFlag("PrintInlining", Boolean.class); 157 public final boolean inline = getFlag("Inline", Boolean.class); 158 public final boolean useFastLocking = getFlag("JVMCIUseFastLocking", Boolean.class); 159 public final boolean forceUnreachable = getFlag("ForceUnreachable", Boolean.class); 160 public final int codeSegmentSize = getFlag("CodeCacheSegmentSize", Integer.class); 161 public final boolean foldStableValues = getFlag("FoldStableValues", Boolean.class); 162 163 public final boolean useTLAB = getFlag("UseTLAB", Boolean.class); 164 public final boolean useBiasedLocking = getFlag("UseBiasedLocking", Boolean.class); 165 public final boolean usePopCountInstruction = getFlag("UsePopCountInstruction", Boolean.class); 166 public final boolean useAESIntrinsics = getFlag("UseAESIntrinsics", Boolean.class); 167 public final boolean useCRC32Intrinsics = getFlag("UseCRC32Intrinsics", Boolean.class); 168 169 private final boolean useMultiplyToLenIntrinsic = getFlag("UseMultiplyToLenIntrinsic", Boolean.class); 170 private final boolean useSHA1Intrinsics = getFlag("UseSHA1Intrinsics", Boolean.class); 171 private final boolean useSHA256Intrinsics = getFlag("UseSHA256Intrinsics", Boolean.class); 172 private final boolean useSHA512Intrinsics = getFlag("UseSHA512Intrinsics", Boolean.class); 173 private final boolean useMontgomeryMultiplyIntrinsic = getFlag("UseMontgomeryMultiplyIntrinsic", Boolean.class, false); 174 private final boolean useMontgomerySquareIntrinsic = getFlag("UseMontgomerySquareIntrinsic", Boolean.class, false); 175 private final boolean useMulAddIntrinsic = getFlag("UseMulAddIntrinsic", Boolean.class, false); 176 private final boolean useSquareToLenIntrinsic = getFlag("UseSquareToLenIntrinsic", Boolean.class, false); 177 178 /* 179 * These are methods because in some JDKs the flags are visible but the stubs themselves haven't 180 * been exported so we have to check both if the flag is on and if we have the stub. 181 */ 182 public boolean useMultiplyToLenIntrinsic() { 183 return useMultiplyToLenIntrinsic && multiplyToLen != 0; 184 } 185 186 public boolean useSHA1Intrinsics() { 187 return useSHA1Intrinsics && sha1ImplCompress != 0; 188 } 189 190 public boolean useSHA256Intrinsics() { 191 return useSHA256Intrinsics && sha256ImplCompress != 0; 192 } 193 194 public boolean useSHA512Intrinsics() { 195 return useSHA512Intrinsics && sha512ImplCompress != 0; 196 } 197 198 public boolean useMontgomeryMultiplyIntrinsic() { 199 return useMontgomeryMultiplyIntrinsic && montgomeryMultiply != 0; 200 } 201 202 public boolean useMontgomerySquareIntrinsic() { 203 return useMontgomerySquareIntrinsic && montgomerySquare != 0; 204 } 205 206 public boolean useMulAddIntrinsic() { 207 return useMulAddIntrinsic && mulAdd != 0; 208 } 209 210 public boolean useSquareToLenIntrinsic() { 211 return useSquareToLenIntrinsic && squareToLen != 0; 212 } 213 214 public final boolean useG1GC = getFlag("UseG1GC", Boolean.class); 215 public final boolean useCMSGC = getFlag("UseConcMarkSweepGC", Boolean.class); 216 217 public final int allocatePrefetchStyle = getFlag("AllocatePrefetchStyle", Integer.class); 218 public final int allocatePrefetchInstr = getFlag("AllocatePrefetchInstr", Integer.class); 219 public final int allocatePrefetchLines = getFlag("AllocatePrefetchLines", Integer.class); 220 public final int allocateInstancePrefetchLines = getFlag("AllocateInstancePrefetchLines", Integer.class); 221 public final int allocatePrefetchStepSize = getFlag("AllocatePrefetchStepSize", Integer.class); 222 public final int allocatePrefetchDistance = getFlag("AllocatePrefetchDistance", Integer.class); 223 224 private final long universeCollectedHeap = getFieldValue("CompilerToVM::Data::Universe_collectedHeap", Long.class, "CollectedHeap*"); 225 private final int collectedHeapTotalCollectionsOffset = getFieldOffset("CollectedHeap::_total_collections", Integer.class, "unsigned int"); 226 227 public long gcTotalCollectionsAddress() { 228 return universeCollectedHeap + collectedHeapTotalCollectionsOffset; 229 } 230 231 public final boolean useDeferredInitBarriers = getFlag("ReduceInitialCardMarks", Boolean.class); 232 233 // Compressed Oops related values. 234 public final boolean useCompressedOops = getFlag("UseCompressedOops", Boolean.class); 235 public final boolean useCompressedClassPointers = getFlag("UseCompressedClassPointers", Boolean.class); 236 237 public final long narrowOopBase = getFieldValue("CompilerToVM::Data::Universe_narrow_oop_base", Long.class, "address"); 238 public final int narrowOopShift = getFieldValue("CompilerToVM::Data::Universe_narrow_oop_shift", Integer.class, "int"); 239 public final int objectAlignment = getFlag("ObjectAlignmentInBytes", Integer.class); 240 241 public final int minObjAlignment() { 242 return objectAlignment / heapWordSize; 243 } 244 245 public final int logMinObjAlignment() { 246 return (int) (Math.log(objectAlignment) / Math.log(2)); 247 } 248 249 public final int narrowKlassSize = getFieldValue("CompilerToVM::Data::sizeof_narrowKlass", Integer.class, "int"); 250 public final long narrowKlassBase = getFieldValue("CompilerToVM::Data::Universe_narrow_klass_base", Long.class, "address"); 251 public final int narrowKlassShift = getFieldValue("CompilerToVM::Data::Universe_narrow_klass_shift", Integer.class, "int"); 252 public final int logKlassAlignment = getConstant("LogKlassAlignmentInBytes", Integer.class); 253 254 public final int stackShadowPages = getFlag("StackShadowPages", Integer.class); 255 public final int stackReservedPages = getFlag("StackReservedPages", Integer.class, 0); 256 public final boolean useStackBanging = getFlag("UseStackBanging", Boolean.class); 257 public final int stackBias = getConstant("STACK_BIAS", Integer.class); 258 public final int vmPageSize = getFieldValue("CompilerToVM::Data::vm_page_size", Integer.class, "int"); 259 260 public final int markOffset = getFieldOffset("oopDesc::_mark", Integer.class, "markOop"); 261 public final int hubOffset = getFieldOffset("oopDesc::_metadata._klass", Integer.class, "Klass*"); 262 263 public final int prototypeMarkWordOffset = getFieldOffset("Klass::_prototype_header", Integer.class, "markOop"); 264 public final int subklassOffset = getFieldOffset("Klass::_subklass", Integer.class, "Klass*"); 265 public final int nextSiblingOffset = getFieldOffset("Klass::_next_sibling", Integer.class, "Klass*"); 266 public final int superCheckOffsetOffset = getFieldOffset("Klass::_super_check_offset", Integer.class, "juint"); 267 public final int secondarySuperCacheOffset = getFieldOffset("Klass::_secondary_super_cache", Integer.class, "Klass*"); 268 public final int secondarySupersOffset = getFieldOffset("Klass::_secondary_supers", Integer.class, "Array<Klass*>*"); 269 270 public final boolean classMirrorIsHandle; 271 public final int classMirrorOffset; 272 { 273 String name = "Klass::_java_mirror"; 274 int offset = -1; 275 boolean isHandle = false; 276 try { 277 offset = getFieldOffset(name, Integer.class, "oop"); 278 } catch (JVMCIError e) { 279 280 } 281 if (offset == -1) { 282 try { 283 offset = getFieldOffset(name, Integer.class, "jobject"); 284 isHandle = true; 285 } catch (JVMCIError e) { 286 287 } 288 } 289 if (offset == -1) { 290 throw new JVMCIError("cannot get offset of field " + name + " with type oop or jobject"); 291 } 292 classMirrorOffset = offset; 293 classMirrorIsHandle = isHandle; 294 } 295 296 public final int klassSuperKlassOffset = getFieldOffset("Klass::_super", Integer.class, "Klass*"); 297 public final int klassModifierFlagsOffset = getFieldOffset("Klass::_modifier_flags", Integer.class, "jint"); 298 public final int klassAccessFlagsOffset = getFieldOffset("Klass::_access_flags", Integer.class, "AccessFlags"); 299 public final int klassLayoutHelperOffset = getFieldOffset("Klass::_layout_helper", Integer.class, "jint"); 300 301 public final int klassLayoutHelperNeutralValue = getConstant("Klass::_lh_neutral_value", Integer.class); 302 public final int layoutHelperLog2ElementSizeShift = getConstant("Klass::_lh_log2_element_size_shift", Integer.class); 303 public final int layoutHelperLog2ElementSizeMask = getConstant("Klass::_lh_log2_element_size_mask", Integer.class); 304 public final int layoutHelperElementTypeShift = getConstant("Klass::_lh_element_type_shift", Integer.class); 305 public final int layoutHelperElementTypeMask = getConstant("Klass::_lh_element_type_mask", Integer.class); 306 public final int layoutHelperHeaderSizeShift = getConstant("Klass::_lh_header_size_shift", Integer.class); 307 public final int layoutHelperHeaderSizeMask = getConstant("Klass::_lh_header_size_mask", Integer.class); 308 public final int layoutHelperArrayTagShift = getConstant("Klass::_lh_array_tag_shift", Integer.class); 309 public final int layoutHelperArrayTagTypeValue = getConstant("Klass::_lh_array_tag_type_value", Integer.class); 310 public final int layoutHelperArrayTagObjectValue = getConstant("Klass::_lh_array_tag_obj_value", Integer.class); 311 312 /** 313 * This filters out the bit that differentiates a type array from an object array. 314 */ 315 public int layoutHelperElementTypePrimitiveInPlace() { 316 return (layoutHelperArrayTagTypeValue & ~layoutHelperArrayTagObjectValue) << layoutHelperArrayTagShift; 317 } 318 319 public final int vtableEntrySize = getFieldValue("CompilerToVM::Data::sizeof_vtableEntry", Integer.class, "int"); 320 public final int vtableEntryMethodOffset = getFieldOffset("vtableEntry::_method", Integer.class, "Method*"); 321 322 public final int instanceKlassInitStateOffset = getFieldOffset("InstanceKlass::_init_state", Integer.class, "u1"); 323 public final int instanceKlassConstantsOffset = getFieldOffset("InstanceKlass::_constants", Integer.class, "ConstantPool*"); 324 public final int instanceKlassFieldsOffset = getFieldOffset("InstanceKlass::_fields", Integer.class, "Array<u2>*"); 325 public final int klassVtableStartOffset = getFieldValue("CompilerToVM::Data::Klass_vtable_start_offset", Integer.class, "int"); 326 public final int klassVtableLengthOffset = getFieldValue("CompilerToVM::Data::Klass_vtable_length_offset", Integer.class, "int"); 327 328 public final int instanceKlassStateLinked = getConstant("InstanceKlass::linked", Integer.class); 329 public final int instanceKlassStateFullyInitialized = getConstant("InstanceKlass::fully_initialized", Integer.class); 330 331 public final int arrayOopDescSize = getFieldValue("CompilerToVM::Data::sizeof_arrayOopDesc", Integer.class, "int"); 332 333 /** 334 * The offset of the array length word in an array object's header. 335 * 336 * See {@code arrayOopDesc::length_offset_in_bytes()}. 337 */ 338 public final int arrayOopDescLengthOffset() { 339 return useCompressedClassPointers ? hubOffset + narrowKlassSize : arrayOopDescSize; 340 } 341 342 public final int arrayU1LengthOffset = getFieldOffset("Array<int>::_length", Integer.class, "int"); 343 public final int arrayU1DataOffset = getFieldOffset("Array<u1>::_data", Integer.class); 344 public final int arrayU2DataOffset = getFieldOffset("Array<u2>::_data", Integer.class); 345 public final int metaspaceArrayLengthOffset = getFieldOffset("Array<Klass*>::_length", Integer.class, "int"); 346 public final int metaspaceArrayBaseOffset = getFieldOffset("Array<Klass*>::_data[0]", Integer.class, "Klass*"); 347 348 public final int arrayClassElementOffset = getFieldOffset("ObjArrayKlass::_element_klass", Integer.class, "Klass*"); 349 350 public final int fieldInfoAccessFlagsOffset = getConstant("FieldInfo::access_flags_offset", Integer.class); 351 public final int fieldInfoNameIndexOffset = getConstant("FieldInfo::name_index_offset", Integer.class); 352 public final int fieldInfoSignatureIndexOffset = getConstant("FieldInfo::signature_index_offset", Integer.class); 353 public final int fieldInfoInitvalIndexOffset = getConstant("FieldInfo::initval_index_offset", Integer.class); 354 public final int fieldInfoLowPackedOffset = getConstant("FieldInfo::low_packed_offset", Integer.class); 355 public final int fieldInfoHighPackedOffset = getConstant("FieldInfo::high_packed_offset", Integer.class); 356 public final int fieldInfoFieldSlots = getConstant("FieldInfo::field_slots", Integer.class); 357 358 public final int fieldInfoTagSize = getConstant("FIELDINFO_TAG_SIZE", Integer.class); 359 360 public final int jvmAccMonitorMatch = getConstant("JVM_ACC_MONITOR_MATCH", Integer.class); 361 public final int jvmAccHasMonitorBytecodes = getConstant("JVM_ACC_HAS_MONITOR_BYTECODES", Integer.class); 362 public final int jvmAccHasFinalizer = getConstant("JVM_ACC_HAS_FINALIZER", Integer.class); 363 public final int jvmAccFieldInternal = getConstant("JVM_ACC_FIELD_INTERNAL", Integer.class); 364 public final int jvmAccFieldStable = getConstant("JVM_ACC_FIELD_STABLE", Integer.class); 365 public final int jvmAccFieldHasGenericSignature = getConstant("JVM_ACC_FIELD_HAS_GENERIC_SIGNATURE", Integer.class); 366 public final int jvmAccWrittenFlags = getConstant("JVM_ACC_WRITTEN_FLAGS", Integer.class); 367 public final int jvmAccSynthetic = getConstant("JVM_ACC_SYNTHETIC", Integer.class); 368 369 public final int threadTlabOffset = getFieldOffset("Thread::_tlab", Integer.class, "ThreadLocalAllocBuffer"); 370 public final int javaThreadAnchorOffset = getFieldOffset("JavaThread::_anchor", Integer.class, "JavaFrameAnchor"); 371 public final int threadObjectOffset = getFieldOffset("JavaThread::_threadObj", Integer.class, "oop"); 372 public final int osThreadOffset = getFieldOffset("JavaThread::_osthread", Integer.class, "OSThread*"); 373 public final int javaThreadDirtyCardQueueOffset = getFieldOffset("JavaThread::_dirty_card_queue", Integer.class, "DirtyCardQueue"); 374 public final int threadIsMethodHandleReturnOffset = getFieldOffset("JavaThread::_is_method_handle_return", Integer.class, "int"); 375 public final int javaThreadSatbMarkQueueOffset = getFieldOffset("JavaThread::_satb_mark_queue", Integer.class); 376 public final int threadObjectResultOffset = getFieldOffset("JavaThread::_vm_result", Integer.class, "oop"); 377 public final int jvmciCountersThreadOffset = getFieldOffset("JavaThread::_jvmci_counters", Integer.class, "jlong*"); 378 public final int javaThreadReservedStackActivationOffset = getFieldOffset("JavaThread::_reserved_stack_activation", Integer.class, "address", intNotPresentInJDK8); 379 380 /** 381 * An invalid value for {@link #rtldDefault}. 382 */ 383 public static final long INVALID_RTLD_DEFAULT_HANDLE = 0xDEADFACE; 384 385 /** 386 * Address of the library lookup routine. The C signature of this routine is: 387 * 388 * <pre> 389 * void* (const char *filename, char *ebuf, int ebuflen) 390 * </pre> 391 */ 392 public final long dllLoad = getAddress("os::dll_load"); 393 394 /** 395 * Address of the library lookup routine. The C signature of this routine is: 396 * 397 * <pre> 398 * void* (void* handle, const char* name) 399 * </pre> 400 */ 401 public final long dllLookup = getAddress("os::dll_lookup"); 402 403 /** 404 * A pseudo-handle which when used as the first argument to {@link #dllLookup} means lookup will 405 * return the first occurrence of the desired symbol using the default library search order. If 406 * this field is {@value #INVALID_RTLD_DEFAULT_HANDLE}, then this capability is not supported on 407 * the current platform. 408 */ 409 public final long rtldDefault = getAddress("RTLD_DEFAULT", osName.equals("bsd") || osName.equals("linux") ? null : INVALID_RTLD_DEFAULT_HANDLE); 410 411 /** 412 * This field is used to pass exception objects into and out of the runtime system during 413 * exception handling for compiled code. 414 */ 415 public final int threadExceptionOopOffset = getFieldOffset("JavaThread::_exception_oop", Integer.class, "oop"); 416 public final int threadExceptionPcOffset = getFieldOffset("JavaThread::_exception_pc", Integer.class, "address"); 417 public final int pendingExceptionOffset = getFieldOffset("ThreadShadow::_pending_exception", Integer.class, "oop"); 418 419 public final int pendingDeoptimizationOffset = getFieldOffset("JavaThread::_pending_deoptimization", Integer.class, "int"); 420 public final int pendingFailedSpeculationOffset = getFieldOffset("JavaThread::_pending_failed_speculation", Integer.class, "oop"); 421 public final int pendingTransferToInterpreterOffset = getFieldOffset("JavaThread::_pending_transfer_to_interpreter", Integer.class, "bool"); 422 423 private final int javaFrameAnchorLastJavaSpOffset = getFieldOffset("JavaFrameAnchor::_last_Java_sp", Integer.class, "intptr_t*"); 424 private final int javaFrameAnchorLastJavaPcOffset = getFieldOffset("JavaFrameAnchor::_last_Java_pc", Integer.class, "address"); 425 426 public int threadLastJavaSpOffset() { 427 return javaThreadAnchorOffset + javaFrameAnchorLastJavaSpOffset; 428 } 429 430 public int threadLastJavaPcOffset() { 431 return javaThreadAnchorOffset + javaFrameAnchorLastJavaPcOffset; 432 } 433 434 public int threadLastJavaFpOffset() { 435 assert osArch.equals("aarch64") || osArch.equals("amd64"); 436 return javaThreadAnchorOffset + getFieldOffset("JavaFrameAnchor::_last_Java_fp", Integer.class, "intptr_t*"); 437 } 438 439 public int threadJavaFrameAnchorFlagsOffset() { 440 assert osArch.equals("sparc"); 441 return javaThreadAnchorOffset + getFieldOffset("JavaFrameAnchor::_flags", Integer.class, "int"); 442 } 443 444 public final int runtimeCallStackSize = getConstant("frame::arg_reg_save_area_bytes", Integer.class, intRequiredOnAMD64); 445 public final int frameInterpreterFrameSenderSpOffset = getConstant("frame::interpreter_frame_sender_sp_offset", Integer.class, intRequiredOnAMD64); 446 public final int frameInterpreterFrameLastSpOffset = getConstant("frame::interpreter_frame_last_sp_offset", Integer.class, intRequiredOnAMD64); 447 448 private final int dirtyCardQueueBufferOffset = isJDK8 ? getFieldOffset("PtrQueue::_buf", Integer.class, "void**") : getConstant("dirtyCardQueueBufferOffset", Integer.class); 449 private final int dirtyCardQueueIndexOffset = isJDK8 ? getFieldOffset("PtrQueue::_index", Integer.class, "size_t") : getConstant("dirtyCardQueueIndexOffset", Integer.class); 450 451 private final int satbMarkQueueBufferOffset = getConstant("satbMarkQueueBufferOffset", Integer.class, intNotPresentInJDK8); 452 private final int satbMarkQueueIndexOffset = getConstant("satbMarkQueueIndexOffset", Integer.class, intNotPresentInJDK8); 453 private final int satbMarkQueueActiveOffset = isJDK8 ? getFieldOffset("PtrQueue::_active", Integer.class, "bool") : getConstant("satbMarkQueueActiveOffset", Integer.class, intNotPresentInJDK8); 454 455 public final int osThreadInterruptedOffset = getFieldOffset("OSThread::_interrupted", Integer.class, "jint"); 456 457 public final long markOopDescHashShift = getConstant("markOopDesc::hash_shift", Long.class); 458 459 public final int biasedLockMaskInPlace = getConstant("markOopDesc::biased_lock_mask_in_place", Integer.class); 460 public final int ageMaskInPlace = getConstant("markOopDesc::age_mask_in_place", Integer.class); 461 public final int epochMaskInPlace = getConstant("markOopDesc::epoch_mask_in_place", Integer.class); 462 public final long markOopDescHashMask = getConstant("markOopDesc::hash_mask", Long.class); 463 public final long markOopDescHashMaskInPlace = getConstant("markOopDesc::hash_mask_in_place", Long.class); 464 465 public final int unlockedMask = getConstant("markOopDesc::unlocked_value", Integer.class); 466 public final int monitorMask = getConstant("markOopDesc::monitor_value", Integer.class, -1); 467 public final int biasedLockPattern = getConstant("markOopDesc::biased_lock_pattern", Integer.class); 468 469 // This field has no type in vmStructs.cpp 470 public final int objectMonitorOwner = getFieldOffset("ObjectMonitor::_owner", Integer.class, null, -1); 471 public final int objectMonitorRecursions = getFieldOffset("ObjectMonitor::_recursions", Integer.class, "intptr_t", -1); 472 public final int objectMonitorCxq = getFieldOffset("ObjectMonitor::_cxq", Integer.class, "ObjectWaiter*", -1); 473 public final int objectMonitorEntryList = getFieldOffset("ObjectMonitor::_EntryList", Integer.class, "ObjectWaiter*", -1); 474 475 public final int markWordNoHashInPlace = getConstant("markOopDesc::no_hash_in_place", Integer.class); 476 public final int markWordNoLockInPlace = getConstant("markOopDesc::no_lock_in_place", Integer.class); 477 478 /** 479 * See {@code markOopDesc::prototype()}. 480 */ 481 public long arrayPrototypeMarkWord() { 482 return markWordNoHashInPlace | markWordNoLockInPlace; 483 } 484 485 /** 486 * See {@code markOopDesc::copy_set_hash()}. 487 */ 488 public long tlabIntArrayMarkWord() { 489 long tmp = arrayPrototypeMarkWord() & (~markOopDescHashMaskInPlace); 490 tmp |= ((0x2 & markOopDescHashMask) << markOopDescHashShift); 491 return tmp; 492 } 493 494 /** 495 * Mark word right shift to get identity hash code. 496 */ 497 public final int identityHashCodeShift = getConstant("markOopDesc::hash_shift", Integer.class); 498 499 /** 500 * Identity hash code value when uninitialized. 501 */ 502 public final int uninitializedIdentityHashCodeValue = getConstant("markOopDesc::no_hash", Integer.class); 503 504 public final int methodAccessFlagsOffset = getFieldOffset("Method::_access_flags", Integer.class, "AccessFlags"); 505 public final int methodConstMethodOffset = getFieldOffset("Method::_constMethod", Integer.class, "ConstMethod*"); 506 public final int methodIntrinsicIdOffset = getFieldOffset("Method::_intrinsic_id", Integer.class, isJDK8 ? "u1" : "u2"); 507 public final int methodFlagsOffset = getFieldOffset("Method::_flags", Integer.class, isJDK8 ? "u1" : "u2"); 508 public final int methodVtableIndexOffset = getFieldOffset("Method::_vtable_index", Integer.class, "int"); 509 510 public final int methodCountersOffset = getFieldOffset("Method::_method_counters", Integer.class, "MethodCounters*"); 511 public final int methodDataOffset = getFieldOffset("Method::_method_data", Integer.class, "MethodData*"); 512 public final int methodCompiledEntryOffset = getFieldOffset("Method::_from_compiled_entry", Integer.class, "address"); 513 public final int methodCodeOffset = getFieldOffset("Method::_code", Integer.class, isJDK8 ? "nmethod*" : "CompiledMethod*"); 514 515 public final int methodFlagsCallerSensitive = getConstant("Method::_caller_sensitive", Integer.class); 516 public final int methodFlagsForceInline = getConstant("Method::_force_inline", Integer.class); 517 public final int methodFlagsDontInline = getConstant("Method::_dont_inline", Integer.class); 518 public final int methodFlagsHidden = getConstant("Method::_hidden", Integer.class); 519 public final int nonvirtualVtableIndex = getConstant("Method::nonvirtual_vtable_index", Integer.class); 520 public final int invalidVtableIndex = getConstant("Method::invalid_vtable_index", Integer.class); 521 522 public final int invocationCounterOffset = getFieldOffset("MethodCounters::_invocation_counter", Integer.class, "InvocationCounter"); 523 public final int backedgeCounterOffset = getFieldOffset("MethodCounters::_backedge_counter", Integer.class, "InvocationCounter"); 524 public final int invocationCounterIncrement = getConstant("InvocationCounter::count_increment", Integer.class, intNotPresentInJDK8); 525 public final int invocationCounterShift = getConstant("InvocationCounter::count_shift", Integer.class, intNotPresentInJDK8); 526 527 public final int nmethodEntryOffset = getFieldOffset("nmethod::_verified_entry_point", 528 Integer.class, "address"); 529 public final int compilationLevelFullOptimization = getConstant("CompLevel_full_optimization", 530 Integer.class); 531 532 public final int constantPoolSize = getFieldValue("CompilerToVM::Data::sizeof_ConstantPool", Integer.class, "int"); 533 public final int constantPoolLengthOffset = getFieldOffset("ConstantPool::_length", 534 Integer.class, "int"); 535 536 public final int heapWordSize = getConstant("HeapWordSize", Integer.class); 537 538 /** 539 * Bit pattern that represents a non-oop. Neither the high bits nor the low bits of this value 540 * are allowed to look like (respectively) the high or low bits of a real oop. 541 */ 542 public final long nonOopBits = getFieldValue("CompilerToVM::Data::Universe_non_oop_bits", Long.class, "void*"); 543 544 public final long verifyOopCounterAddress = getFieldAddress("StubRoutines::_verify_oop_count", "jint"); 545 public final long verifyOopMask = getFieldValue("CompilerToVM::Data::Universe_verify_oop_mask", Long.class, "uintptr_t"); 546 public final long verifyOopBits = getFieldValue("CompilerToVM::Data::Universe_verify_oop_bits", Long.class, "uintptr_t"); 547 548 public final int logOfHRGrainBytes = getFieldValue("HeapRegion::LogOfHRGrainBytes", Integer.class, "int"); 549 550 public final byte dirtyCardValue = isJDK8 ? getFieldValue("CompilerToVM::Data::dirty_card", Byte.class, "int") : getConstant("CardTableModRefBS::dirty_card", Byte.class); 551 public final byte g1YoungCardValue = isJDK8 ? getFieldValue("CompilerToVM::Data::g1_young_card", Byte.class, "int") : getConstant("G1SATBCardTableModRefBS::g1_young_gen", Byte.class); 552 553 public final long cardtableStartAddress = getFieldValue("CompilerToVM::Data::cardtable_start_address", Long.class, "jbyte*"); 554 public final int cardtableShift = getFieldValue("CompilerToVM::Data::cardtable_shift", Integer.class, "int"); 555 556 /** 557 * This is the largest stack offset encodeable in an OopMapValue. Offsets larger than this will 558 * throw an exception during code installation. 559 */ 560 public final int maxOopMapStackOffset = getFieldValueWithAlternate("CompilerToVM::Data::_max_oop_map_stack_offset", "JVMCIRuntime::max_oop_map_stack_offset", Integer.class, "int"); 561 562 public final long safepointPollingAddress = getFieldValue("os::_polling_page", Long.class, "address"); 563 564 // G1 Collector Related Values. 565 566 public int g1CardQueueIndexOffset() { 567 return javaThreadDirtyCardQueueOffset + dirtyCardQueueIndexOffset; 568 } 569 570 public int g1CardQueueBufferOffset() { 571 return javaThreadDirtyCardQueueOffset + dirtyCardQueueBufferOffset; 572 } 573 574 public int g1SATBQueueMarkingOffset() { 575 return javaThreadSatbMarkQueueOffset + satbMarkQueueActiveOffset; 576 } 577 578 public int g1SATBQueueIndexOffset() { 579 return javaThreadSatbMarkQueueOffset + (isJDK8 ? dirtyCardQueueIndexOffset : satbMarkQueueIndexOffset); 580 } 581 582 public int g1SATBQueueBufferOffset() { 583 return javaThreadSatbMarkQueueOffset + (isJDK8 ? dirtyCardQueueBufferOffset : satbMarkQueueBufferOffset); 584 } 585 586 public final int klassOffset = getFieldValue("java_lang_Class::_klass_offset", Integer.class, "int"); 587 public final int arrayKlassOffset = getFieldValue("java_lang_Class::_array_klass_offset", Integer.class, "int"); 588 589 public final int basicLockSize = getFieldValue("CompilerToVM::Data::sizeof_BasicLock", Integer.class, "int"); 590 public final int basicLockDisplacedHeaderOffset = getFieldOffset("BasicLock::_displaced_header", Integer.class, "markOop"); 591 592 public final int threadAllocatedBytesOffset = getFieldOffset("Thread::_allocated_bytes", Integer.class, "jlong"); 593 594 public final int tlabRefillWasteIncrement = getFlag("TLABWasteIncrement", Integer.class); 595 596 private final int threadLocalAllocBufferStartOffset = getFieldOffset("ThreadLocalAllocBuffer::_start", Integer.class, "HeapWord*"); 597 private final int threadLocalAllocBufferEndOffset = getFieldOffset("ThreadLocalAllocBuffer::_end", Integer.class, "HeapWord*"); 598 private final int threadLocalAllocBufferTopOffset = getFieldOffset("ThreadLocalAllocBuffer::_top", Integer.class, "HeapWord*"); 599 private final int threadLocalAllocBufferPfTopOffset = getFieldOffset("ThreadLocalAllocBuffer::_pf_top", Integer.class, "HeapWord*"); 600 private final int threadLocalAllocBufferSlowAllocationsOffset = getFieldOffset("ThreadLocalAllocBuffer::_slow_allocations", Integer.class, "unsigned"); 601 private final int threadLocalAllocBufferFastRefillWasteOffset = getFieldOffset("ThreadLocalAllocBuffer::_fast_refill_waste", Integer.class, "unsigned"); 602 private final int threadLocalAllocBufferNumberOfRefillsOffset = getFieldOffset("ThreadLocalAllocBuffer::_number_of_refills", Integer.class, "unsigned"); 603 private final int threadLocalAllocBufferRefillWasteLimitOffset = getFieldOffset("ThreadLocalAllocBuffer::_refill_waste_limit", Integer.class, "size_t"); 604 private final int threadLocalAllocBufferDesiredSizeOffset = getFieldOffset("ThreadLocalAllocBuffer::_desired_size", Integer.class, "size_t"); 605 606 public int tlabSlowAllocationsOffset() { 607 return threadTlabOffset + threadLocalAllocBufferSlowAllocationsOffset; 608 } 609 610 public int tlabFastRefillWasteOffset() { 611 return threadTlabOffset + threadLocalAllocBufferFastRefillWasteOffset; 612 } 613 614 public int tlabNumberOfRefillsOffset() { 615 return threadTlabOffset + threadLocalAllocBufferNumberOfRefillsOffset; 616 } 617 618 public int tlabRefillWasteLimitOffset() { 619 return threadTlabOffset + threadLocalAllocBufferRefillWasteLimitOffset; 620 } 621 622 public int threadTlabSizeOffset() { 623 return threadTlabOffset + threadLocalAllocBufferDesiredSizeOffset; 624 } 625 626 public int threadTlabStartOffset() { 627 return threadTlabOffset + threadLocalAllocBufferStartOffset; 628 } 629 630 public int threadTlabEndOffset() { 631 return threadTlabOffset + threadLocalAllocBufferEndOffset; 632 } 633 634 public int threadTlabTopOffset() { 635 return threadTlabOffset + threadLocalAllocBufferTopOffset; 636 } 637 638 public int threadTlabPfTopOffset() { 639 return threadTlabOffset + threadLocalAllocBufferPfTopOffset; 640 } 641 642 public final int tlabAlignmentReserve = getFieldValue("CompilerToVM::Data::ThreadLocalAllocBuffer_alignment_reserve", Integer.class, "size_t"); 643 644 public final boolean tlabStats = getFlag("TLABStats", Boolean.class); 645 646 // FIXME This is only temporary until the GC code is changed. 647 public final boolean inlineContiguousAllocationSupported = getFieldValue("CompilerToVM::Data::_supports_inline_contig_alloc", Boolean.class); 648 public final long heapEndAddress = getFieldValue("CompilerToVM::Data::_heap_end_addr", Long.class, "HeapWord**"); 649 public final long heapTopAddress = getFieldValue("CompilerToVM::Data::_heap_top_addr", Long.class, isJDK8 ? "HeapWord**" : "HeapWord* volatile*"); 650 651 public final long inlineCacheMissStub = getFieldValue("CompilerToVM::Data::SharedRuntime_ic_miss_stub", Long.class, "address"); 652 public final long handleWrongMethodStub = getFieldValue("CompilerToVM::Data::SharedRuntime_handle_wrong_method_stub", Long.class, "address"); 653 654 public final long handleDeoptStub = getFieldValue("CompilerToVM::Data::SharedRuntime_deopt_blob_unpack", Long.class, "address"); 655 public final long uncommonTrapStub = getFieldValue("CompilerToVM::Data::SharedRuntime_deopt_blob_uncommon_trap", Long.class, "address"); 656 657 public final long codeCacheLowBound = getFieldValue(isJDK8 ? "CompilerToVM::Data::CodeCache_low_bound" : "CodeCache::_low_bound", Long.class, "address"); 658 public final long codeCacheHighBound = getFieldValue(isJDK8 ? "CompilerToVM::Data::CodeCache_high_bound" : "CodeCache::_high_bound", Long.class, "address"); 659 660 public final long aescryptEncryptBlockStub = getFieldValue("StubRoutines::_aescrypt_encryptBlock", Long.class, "address"); 661 public final long aescryptDecryptBlockStub = getFieldValue("StubRoutines::_aescrypt_decryptBlock", Long.class, "address"); 662 public final long cipherBlockChainingEncryptAESCryptStub = getFieldValue("StubRoutines::_cipherBlockChaining_encryptAESCrypt", Long.class, "address"); 663 public final long cipherBlockChainingDecryptAESCryptStub = getFieldValue("StubRoutines::_cipherBlockChaining_decryptAESCrypt", Long.class, "address"); 664 public final long updateBytesCRC32Stub = getFieldValue("StubRoutines::_updateBytesCRC32", Long.class, "address"); 665 public final long crcTableAddress = getFieldValue("StubRoutines::_crc_table_adr", Long.class, "address"); 666 667 public final long sha1ImplCompress = getFieldValue("StubRoutines::_sha1_implCompress", Long.class, "address", 0L); 668 public final long sha1ImplCompressMB = getFieldValue("StubRoutines::_sha1_implCompressMB", Long.class, "address", 0L); 669 public final long sha256ImplCompress = getFieldValue("StubRoutines::_sha256_implCompress", Long.class, "address", 0L); 670 public final long sha256ImplCompressMB = getFieldValue("StubRoutines::_sha256_implCompressMB", Long.class, "address", 0L); 671 public final long sha512ImplCompress = getFieldValue("StubRoutines::_sha512_implCompress", Long.class, "address", 0L); 672 public final long sha512ImplCompressMB = getFieldValue("StubRoutines::_sha512_implCompressMB", Long.class, "address", 0L); 673 public final long multiplyToLen = getFieldValue("StubRoutines::_multiplyToLen", Long.class, "address", longRequiredOnAMD64); 674 675 public final long counterModeAESCrypt = getFieldValue("StubRoutines::_counterMode_AESCrypt", Long.class, "address", 0L); 676 public final long ghashProcessBlocks = getFieldValue("StubRoutines::_ghash_processBlocks", Long.class, "address", 0L); 677 public final long crc32cTableTddr = getFieldValue("StubRoutines::_crc32c_table_addr", Long.class, "address", 0L); 678 public final long updateBytesCRC32C = getFieldValue("StubRoutines::_updateBytesCRC32C", Long.class, "address", 0L); 679 public final long updateBytesAdler32 = getFieldValue("StubRoutines::_updateBytesAdler32", Long.class, "address", 0L); 680 public final long squareToLen = getFieldValue("StubRoutines::_squareToLen", Long.class, "address", longRequiredOnAMD64); 681 public final long mulAdd = getFieldValue("StubRoutines::_mulAdd", Long.class, "address", longRequiredOnAMD64); 682 public final long montgomeryMultiply = getFieldValue("StubRoutines::_montgomeryMultiply", Long.class, "address", longRequiredOnAMD64); 683 public final long montgomerySquare = getFieldValue("StubRoutines::_montgomerySquare", Long.class, "address", longRequiredOnAMD64); 684 public final long vectorizedMismatch = getFieldValue("StubRoutines::_vectorizedMismatch", Long.class, "address", 0L); 685 686 public final long throwDelayedStackOverflowErrorEntry = getFieldValue("StubRoutines::_throw_delayed_StackOverflowError_entry", Long.class, "address", longNotPresentInJDK8); 687 688 public final long jbyteArraycopy = getFieldValue("StubRoutines::_jbyte_arraycopy", Long.class, "address"); 689 public final long jshortArraycopy = getFieldValue("StubRoutines::_jshort_arraycopy", Long.class, "address"); 690 public final long jintArraycopy = getFieldValue("StubRoutines::_jint_arraycopy", Long.class, "address"); 691 public final long jlongArraycopy = getFieldValue("StubRoutines::_jlong_arraycopy", Long.class, "address"); 692 public final long oopArraycopy = getFieldValue("StubRoutines::_oop_arraycopy", Long.class, "address"); 693 public final long oopArraycopyUninit = getFieldValue("StubRoutines::_oop_arraycopy_uninit", Long.class, "address"); 694 public final long jbyteDisjointArraycopy = getFieldValue("StubRoutines::_jbyte_disjoint_arraycopy", Long.class, "address"); 695 public final long jshortDisjointArraycopy = getFieldValue("StubRoutines::_jshort_disjoint_arraycopy", Long.class, "address"); 696 public final long jintDisjointArraycopy = getFieldValue("StubRoutines::_jint_disjoint_arraycopy", Long.class, "address"); 697 public final long jlongDisjointArraycopy = getFieldValue("StubRoutines::_jlong_disjoint_arraycopy", Long.class, "address"); 698 public final long oopDisjointArraycopy = getFieldValue("StubRoutines::_oop_disjoint_arraycopy", Long.class, "address"); 699 public final long oopDisjointArraycopyUninit = getFieldValue("StubRoutines::_oop_disjoint_arraycopy_uninit", Long.class, "address"); 700 public final long jbyteAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_jbyte_arraycopy", Long.class, "address"); 701 public final long jshortAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_jshort_arraycopy", Long.class, "address"); 702 public final long jintAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_jint_arraycopy", Long.class, "address"); 703 public final long jlongAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_jlong_arraycopy", Long.class, "address"); 704 public final long oopAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_oop_arraycopy", Long.class, "address"); 705 public final long oopAlignedArraycopyUninit = getFieldValue("StubRoutines::_arrayof_oop_arraycopy_uninit", Long.class, "address"); 706 public final long jbyteAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_jbyte_disjoint_arraycopy", Long.class, "address"); 707 public final long jshortAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_jshort_disjoint_arraycopy", Long.class, "address"); 708 public final long jintAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_jint_disjoint_arraycopy", Long.class, "address"); 709 public final long jlongAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_jlong_disjoint_arraycopy", Long.class, "address"); 710 public final long oopAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_oop_disjoint_arraycopy", Long.class, "address"); 711 public final long oopAlignedDisjointArraycopyUninit = getFieldValue("StubRoutines::_arrayof_oop_disjoint_arraycopy_uninit", Long.class, "address"); 712 public final long checkcastArraycopy = getFieldValue("StubRoutines::_checkcast_arraycopy", Long.class, "address"); 713 public final long checkcastArraycopyUninit = getFieldValue("StubRoutines::_checkcast_arraycopy_uninit", Long.class, "address"); 714 public final long unsafeArraycopy = getFieldValue("StubRoutines::_unsafe_arraycopy", Long.class, "address"); 715 public final long genericArraycopy = getFieldValue("StubRoutines::_generic_arraycopy", Long.class, "address"); 716 717 public final long newInstanceAddress = getAddress("JVMCIRuntime::new_instance"); 718 public final long newArrayAddress = getAddress("JVMCIRuntime::new_array"); 719 public final long newMultiArrayAddress = getAddress("JVMCIRuntime::new_multi_array"); 720 public final long dynamicNewArrayAddress = getAddress("JVMCIRuntime::dynamic_new_array"); 721 public final long dynamicNewInstanceAddress = getAddress("JVMCIRuntime::dynamic_new_instance"); 722 723 public final long threadIsInterruptedAddress = getAddress("JVMCIRuntime::thread_is_interrupted"); 724 public final long vmMessageAddress = getAddress("JVMCIRuntime::vm_message"); 725 public final long identityHashCodeAddress = getAddress("JVMCIRuntime::identity_hash_code"); 726 public final long exceptionHandlerForPcAddress = getAddress("JVMCIRuntime::exception_handler_for_pc"); 727 public final long monitorenterAddress = getAddress("JVMCIRuntime::monitorenter"); 728 public final long monitorexitAddress = getAddress("JVMCIRuntime::monitorexit"); 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 = getAddress("SharedRuntime::enable_stack_reserved_zone", longNotPresentInJDK8); 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 // Checkstyle: stop 782 public final int MARKID_VERIFIED_ENTRY = getConstant("CodeInstaller::VERIFIED_ENTRY", Integer.class); 783 public final int MARKID_UNVERIFIED_ENTRY = getConstant("CodeInstaller::UNVERIFIED_ENTRY", Integer.class); 784 public final int MARKID_OSR_ENTRY = getConstant("CodeInstaller::OSR_ENTRY", Integer.class); 785 public final int MARKID_EXCEPTION_HANDLER_ENTRY = getConstant("CodeInstaller::EXCEPTION_HANDLER_ENTRY", Integer.class); 786 public final int MARKID_DEOPT_HANDLER_ENTRY = getConstant("CodeInstaller::DEOPT_HANDLER_ENTRY", Integer.class); 787 public final int MARKID_INVOKEINTERFACE = getConstant("CodeInstaller::INVOKEINTERFACE", Integer.class); 788 public final int MARKID_INVOKEVIRTUAL = getConstant("CodeInstaller::INVOKEVIRTUAL", Integer.class); 789 public final int MARKID_INVOKESTATIC = getConstant("CodeInstaller::INVOKESTATIC", Integer.class); 790 public final int MARKID_INVOKESPECIAL = getConstant("CodeInstaller::INVOKESPECIAL", Integer.class); 791 public final int MARKID_INLINE_INVOKE = getConstant("CodeInstaller::INLINE_INVOKE", Integer.class); 792 public final int MARKID_POLL_NEAR = getConstant("CodeInstaller::POLL_NEAR", Integer.class); 793 public final int MARKID_POLL_RETURN_NEAR = getConstant("CodeInstaller::POLL_RETURN_NEAR", Integer.class); 794 public final int MARKID_POLL_FAR = getConstant("CodeInstaller::POLL_FAR", Integer.class); 795 public final int MARKID_POLL_RETURN_FAR = getConstant("CodeInstaller::POLL_RETURN_FAR", Integer.class); 796 public final int MARKID_CARD_TABLE_SHIFT = getConstant("CodeInstaller::CARD_TABLE_SHIFT", Integer.class); 797 public final int MARKID_CARD_TABLE_ADDRESS = getConstant("CodeInstaller::CARD_TABLE_ADDRESS", Integer.class); 798 public final int MARKID_INVOKE_INVALID = getConstant("CodeInstaller::INVOKE_INVALID", Integer.class); 799 800 /** 801 * The following constants are given default values here since they are missing in the native 802 * JVMCI-8 code but are still required for {@link GraalHotSpotVMConfigNode#canonical} to work in 803 * a JDK8 environment. 804 */ 805 public final int MARKID_HEAP_TOP_ADDRESS = getConstant("CodeInstaller::HEAP_TOP_ADDRESS", Integer.class, 17); 806 public final int MARKID_HEAP_END_ADDRESS = getConstant("CodeInstaller::HEAP_END_ADDRESS", Integer.class, 18); 807 public final int MARKID_NARROW_KLASS_BASE_ADDRESS = getConstant("CodeInstaller::NARROW_KLASS_BASE_ADDRESS", Integer.class, 19); 808 public final int MARKID_NARROW_OOP_BASE_ADDRESS = getConstant("CodeInstaller::NARROW_OOP_BASE_ADDRESS", Integer.class, 20); 809 public final int MARKID_CRC_TABLE_ADDRESS = getConstant("CodeInstaller::CRC_TABLE_ADDRESS", Integer.class, 21); 810 public final int MARKID_LOG_OF_HEAP_REGION_GRAIN_BYTES = getConstant("CodeInstaller::LOG_OF_HEAP_REGION_GRAIN_BYTES", Integer.class, 22); 811 public final int MARKID_INLINE_CONTIGUOUS_ALLOCATION_SUPPORTED = getConstant("CodeInstaller::INLINE_CONTIGUOUS_ALLOCATION_SUPPORTED", Integer.class, 23); 812 813 // Checkstyle: resume 814 815 protected boolean check() { 816 for (Field f : getClass().getDeclaredFields()) { 817 int modifiers = f.getModifiers(); 818 if (Modifier.isPublic(modifiers) && !Modifier.isStatic(modifiers)) { 819 assert Modifier.isFinal(modifiers) : "field should be final: " + f; 820 } 821 } 822 823 assert codeEntryAlignment > 0 : codeEntryAlignment; 824 return true; 825 } 826 }