1 /* 2 * Copyright (c) 2011, 2019, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 25 package org.graalvm.compiler.hotspot; 26 27 import java.lang.reflect.Field; 28 import java.lang.reflect.Modifier; 29 import java.util.List; 30 31 import org.graalvm.compiler.core.common.CompressEncoding; 32 import org.graalvm.compiler.hotspot.nodes.GraalHotSpotVMConfigNode; 33 34 import jdk.vm.ci.common.JVMCIError; 35 import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod; 36 import jdk.vm.ci.hotspot.HotSpotVMConfigStore; 37 import jdk.vm.ci.meta.ResolvedJavaMethod; 38 39 /** 40 * Used to access native configuration details. 41 */ 42 public class GraalHotSpotVMConfig extends GraalHotSpotVMConfigBase { 43 44 GraalHotSpotVMConfig(HotSpotVMConfigStore store) { 45 super(store); 46 47 assert narrowKlassShift <= logKlassAlignment; 48 assert narrowOopShift <= logMinObjAlignment(); 49 oopEncoding = new CompressEncoding(narrowOopBase, narrowOopShift); 50 klassEncoding = new CompressEncoding(narrowKlassBase, narrowKlassShift); 51 52 assert check(); 53 } 54 55 private final CompressEncoding oopEncoding; 56 private final CompressEncoding klassEncoding; 57 58 public CompressEncoding getOopEncoding() { 59 return oopEncoding; 60 } 61 62 public CompressEncoding getKlassEncoding() { 63 return klassEncoding; 64 } 65 66 public final boolean cAssertions = getConstant("ASSERT", Boolean.class); 67 68 public final int codeEntryAlignment = getFlag("CodeEntryAlignment", Integer.class); 69 public final boolean enableContended = getFlag("EnableContended", Boolean.class); 70 public final boolean restrictContended = getFlag("RestrictContended", Boolean.class); 71 public final int contendedPaddingWidth = getFlag("ContendedPaddingWidth", Integer.class); 72 public final int fieldsAllocationStyle = getFlag("FieldsAllocationStyle", Integer.class); 73 public final boolean compactFields = getFlag("CompactFields", Boolean.class); 74 public final boolean verifyOops = getFlag("VerifyOops", Boolean.class); 75 public final boolean ciTime = getFlag("CITime", Boolean.class); 76 public final boolean ciTimeEach = getFlag("CITimeEach", Boolean.class); 77 public final boolean dontCompileHugeMethods = getFlag("DontCompileHugeMethods", Boolean.class); 78 public final int hugeMethodLimit = getFlag("HugeMethodLimit", Integer.class); 79 public final boolean printInlining = getFlag("PrintInlining", Boolean.class); 80 public final boolean inline = getFlag("Inline", Boolean.class); 81 public final boolean inlineNotify = versioned.inlineNotify; 82 public final boolean useFastLocking = getFlag("JVMCIUseFastLocking", Boolean.class); 83 public final boolean forceUnreachable = getFlag("ForceUnreachable", Boolean.class); 84 public final int codeSegmentSize = getFlag("CodeCacheSegmentSize", Integer.class); 85 public final boolean foldStableValues = getFlag("FoldStableValues", Boolean.class); 86 public final int maxVectorSize = getFlag("MaxVectorSize", Integer.class); 87 88 public final boolean verifyBeforeGC = getFlag("VerifyBeforeGC", Boolean.class); 89 public final boolean verifyAfterGC = getFlag("VerifyAfterGC", Boolean.class); 90 91 public final boolean useTLAB = getFlag("UseTLAB", Boolean.class); 92 public final boolean useBiasedLocking = getFlag("UseBiasedLocking", Boolean.class); 93 public final boolean usePopCountInstruction = getFlag("UsePopCountInstruction", Boolean.class); 94 public final boolean useAESIntrinsics = getFlag("UseAESIntrinsics", Boolean.class); 95 public final boolean useCRC32Intrinsics = getFlag("UseCRC32Intrinsics", Boolean.class); 96 public final boolean useCRC32CIntrinsics = versioned.useCRC32CIntrinsics; 97 public final boolean threadLocalHandshakes = getFlag("ThreadLocalHandshakes", Boolean.class, false); 98 99 private final boolean useMultiplyToLenIntrinsic = getFlag("UseMultiplyToLenIntrinsic", Boolean.class); 100 private final boolean useSHA1Intrinsics = getFlag("UseSHA1Intrinsics", Boolean.class); 101 private final boolean useSHA256Intrinsics = getFlag("UseSHA256Intrinsics", Boolean.class); 102 private final boolean useSHA512Intrinsics = getFlag("UseSHA512Intrinsics", Boolean.class); 103 private final boolean useMontgomeryMultiplyIntrinsic = getFlag("UseMontgomeryMultiplyIntrinsic", Boolean.class, false); 104 private final boolean useMontgomerySquareIntrinsic = getFlag("UseMontgomerySquareIntrinsic", Boolean.class, false); 105 private final boolean useMulAddIntrinsic = getFlag("UseMulAddIntrinsic", Boolean.class, false); 106 private final boolean useSquareToLenIntrinsic = getFlag("UseSquareToLenIntrinsic", Boolean.class, false); 107 108 /* 109 * These are methods because in some JDKs the flags are visible but the stubs themselves haven't 110 * been exported so we have to check both if the flag is on and if we have the stub. 111 */ 112 public boolean useMultiplyToLenIntrinsic() { 113 return useMultiplyToLenIntrinsic && multiplyToLen != 0; 114 } 115 116 public boolean useSHA1Intrinsics() { 117 return useSHA1Intrinsics && sha1ImplCompress != 0; 118 } 119 120 public boolean useSHA256Intrinsics() { 121 return useSHA256Intrinsics && sha256ImplCompress != 0; 122 } 123 124 public boolean useSHA512Intrinsics() { 125 return useSHA512Intrinsics && sha512ImplCompress != 0; 126 } 127 128 public boolean useMontgomeryMultiplyIntrinsic() { 129 return useMontgomeryMultiplyIntrinsic && montgomeryMultiply != 0; 130 } 131 132 public boolean useMontgomerySquareIntrinsic() { 133 return useMontgomerySquareIntrinsic && montgomerySquare != 0; 134 } 135 136 public boolean useMulAddIntrinsic() { 137 return useMulAddIntrinsic && mulAdd != 0; 138 } 139 140 public boolean useSquareToLenIntrinsic() { 141 return useSquareToLenIntrinsic && squareToLen != 0; 142 } 143 144 public boolean inlineNotify() { 145 return inlineNotify && notifyAddress != 0; 146 } 147 148 public boolean inlineNotifyAll() { 149 return inlineNotify && notifyAllAddress != 0; 150 } 151 152 public final boolean useG1GC = getFlag("UseG1GC", Boolean.class); 153 public final boolean useCMSGC = getFlag("UseConcMarkSweepGC", Boolean.class); 154 155 public final int allocatePrefetchStyle = getFlag("AllocatePrefetchStyle", Integer.class); 156 public final int allocatePrefetchInstr = getFlag("AllocatePrefetchInstr", Integer.class); 157 public final int allocatePrefetchLines = getFlag("AllocatePrefetchLines", Integer.class); 158 public final int allocateInstancePrefetchLines = getFlag("AllocateInstancePrefetchLines", Integer.class); 159 public final int allocatePrefetchStepSize = getFlag("AllocatePrefetchStepSize", Integer.class); 160 public final int allocatePrefetchDistance = getFlag("AllocatePrefetchDistance", Integer.class); 161 162 private final long universeCollectedHeap = getFieldValue("CompilerToVM::Data::Universe_collectedHeap", Long.class, "CollectedHeap*"); 163 private final int collectedHeapTotalCollectionsOffset = getFieldOffset("CollectedHeap::_total_collections", Integer.class, "unsigned int"); 164 165 public long gcTotalCollectionsAddress() { 166 return universeCollectedHeap + collectedHeapTotalCollectionsOffset; 167 } 168 169 public final boolean useDeferredInitBarriers = getFlag("ReduceInitialCardMarks", Boolean.class); 170 171 // Compressed Oops related values. 172 public final boolean useCompressedOops = getFlag("UseCompressedOops", Boolean.class); 173 public final boolean useCompressedClassPointers = getFlag("UseCompressedClassPointers", Boolean.class); 174 175 public final long narrowOopBase = getFieldValue("CompilerToVM::Data::Universe_narrow_oop_base", Long.class, "address"); 176 public final int narrowOopShift = getFieldValue("CompilerToVM::Data::Universe_narrow_oop_shift", Integer.class, "int"); 177 public final int objectAlignment = getFlag("ObjectAlignmentInBytes", Integer.class); 178 179 public final int minObjAlignment() { 180 return objectAlignment / heapWordSize; 181 } 182 183 public final int logMinObjAlignment() { 184 return (int) (Math.log(objectAlignment) / Math.log(2)); 185 } 186 187 public final int narrowKlassSize = getFieldValue("CompilerToVM::Data::sizeof_narrowKlass", Integer.class, "int"); 188 public final long narrowKlassBase = getFieldValue("CompilerToVM::Data::Universe_narrow_klass_base", Long.class, "address"); 189 public final int narrowKlassShift = getFieldValue("CompilerToVM::Data::Universe_narrow_klass_shift", Integer.class, "int"); 190 public final int logKlassAlignment = getConstant("LogKlassAlignmentInBytes", Integer.class); 191 192 public final int stackShadowPages = getFlag("StackShadowPages", Integer.class); 193 public final int stackReservedPages = getFlag("StackReservedPages", Integer.class, 0); 194 public final boolean useStackBanging = getFlag("UseStackBanging", Boolean.class); 195 public final int stackBias = getConstant("STACK_BIAS", Integer.class); 196 public final int vmPageSize = getFieldValue("CompilerToVM::Data::vm_page_size", Integer.class, "int"); 197 198 public final int markOffset = getFieldOffset("oopDesc::_mark", Integer.class, "markOop"); 199 public final int hubOffset = getFieldOffset("oopDesc::_metadata._klass", Integer.class, "Klass*"); 200 201 public final int prototypeMarkWordOffset = getFieldOffset("Klass::_prototype_header", Integer.class, "markOop"); 202 public final int subklassOffset = getFieldOffset("Klass::_subklass", Integer.class, "Klass*"); 203 public final int nextSiblingOffset = getFieldOffset("Klass::_next_sibling", Integer.class, "Klass*"); 204 public final int superCheckOffsetOffset = getFieldOffset("Klass::_super_check_offset", Integer.class, "juint"); 205 public final int secondarySuperCacheOffset = getFieldOffset("Klass::_secondary_super_cache", Integer.class, "Klass*"); 206 public final int secondarySupersOffset = getFieldOffset("Klass::_secondary_supers", Integer.class, "Array<Klass*>*"); 207 208 public final boolean classMirrorIsHandle; 209 public final int classMirrorOffset; 210 { 211 String name = "Klass::_java_mirror"; 212 int offset = -1; 213 boolean isHandle = false; 214 try { 215 offset = getFieldOffset(name, Integer.class, "oop"); 216 } catch (JVMCIError e) { 217 218 } 219 if (offset == -1) { 220 try { 221 offset = getFieldOffset(name, Integer.class, "jobject"); 222 isHandle = true; 223 } catch (JVMCIError e) { 224 try { 225 // JDK-8186777 226 offset = getFieldOffset(name, Integer.class, "OopHandle"); 227 isHandle = true; 228 } catch (JVMCIError e2) { 229 } 230 } 231 } 232 if (offset == -1) { 233 throw new JVMCIError("cannot get offset of field " + name + " with type oop, jobject or OopHandle"); 234 } 235 classMirrorOffset = offset; 236 classMirrorIsHandle = isHandle; 237 } 238 239 public final int klassSuperKlassOffset = getFieldOffset("Klass::_super", Integer.class, "Klass*"); 240 public final int klassModifierFlagsOffset = getFieldOffset("Klass::_modifier_flags", Integer.class, "jint"); 241 public final int klassAccessFlagsOffset = getFieldOffset("Klass::_access_flags", Integer.class, "AccessFlags"); 242 public final int klassLayoutHelperOffset = getFieldOffset("Klass::_layout_helper", Integer.class, "jint"); 243 244 public final int klassLayoutHelperNeutralValue = getConstant("Klass::_lh_neutral_value", Integer.class); 245 public final int layoutHelperLog2ElementSizeShift = getConstant("Klass::_lh_log2_element_size_shift", Integer.class); 246 public final int layoutHelperLog2ElementSizeMask = getConstant("Klass::_lh_log2_element_size_mask", Integer.class); 247 public final int layoutHelperElementTypeShift = getConstant("Klass::_lh_element_type_shift", Integer.class); 248 public final int layoutHelperElementTypeMask = getConstant("Klass::_lh_element_type_mask", Integer.class); 249 public final int layoutHelperHeaderSizeShift = getConstant("Klass::_lh_header_size_shift", Integer.class); 250 public final int layoutHelperHeaderSizeMask = getConstant("Klass::_lh_header_size_mask", Integer.class); 251 public final int layoutHelperArrayTagShift = getConstant("Klass::_lh_array_tag_shift", Integer.class); 252 public final int layoutHelperArrayTagTypeValue = getConstant("Klass::_lh_array_tag_type_value", Integer.class); 253 public final int layoutHelperArrayTagObjectValue = getConstant("Klass::_lh_array_tag_obj_value", Integer.class); 254 255 /** 256 * This filters out the bit that differentiates a type array from an object array. 257 */ 258 public int layoutHelperElementTypePrimitiveInPlace() { 259 return (layoutHelperArrayTagTypeValue & ~layoutHelperArrayTagObjectValue) << layoutHelperArrayTagShift; 260 } 261 262 public final int vtableEntrySize = getFieldValue("CompilerToVM::Data::sizeof_vtableEntry", Integer.class, "int"); 263 public final int vtableEntryMethodOffset = getFieldOffset("vtableEntry::_method", Integer.class, "Method*"); 264 265 public final int instanceKlassInitStateOffset = getFieldOffset("InstanceKlass::_init_state", Integer.class, "u1"); 266 public final int instanceKlassConstantsOffset = getFieldOffset("InstanceKlass::_constants", Integer.class, "ConstantPool*"); 267 public final int instanceKlassFieldsOffset = getFieldOffset("InstanceKlass::_fields", Integer.class, "Array<u2>*"); 268 public final int klassVtableStartOffset = getFieldValue("CompilerToVM::Data::Klass_vtable_start_offset", Integer.class, "int"); 269 public final int klassVtableLengthOffset = getFieldValue("CompilerToVM::Data::Klass_vtable_length_offset", Integer.class, "int"); 270 271 public final int instanceKlassStateLinked = getConstant("InstanceKlass::linked", Integer.class); 272 public final int instanceKlassStateFullyInitialized = getConstant("InstanceKlass::fully_initialized", Integer.class); 273 274 public final int arrayOopDescSize = getFieldValue("CompilerToVM::Data::sizeof_arrayOopDesc", Integer.class, "int"); 275 276 /** 277 * The offset of the array length word in an array object's header. 278 * 279 * See {@code arrayOopDesc::length_offset_in_bytes()}. 280 */ 281 public final int arrayOopDescLengthOffset() { 282 return useCompressedClassPointers ? hubOffset + narrowKlassSize : arrayOopDescSize; 283 } 284 285 public final int arrayU1LengthOffset = getFieldOffset("Array<int>::_length", Integer.class, "int"); 286 public final int arrayU1DataOffset = getFieldOffset("Array<u1>::_data", Integer.class); 287 public final int arrayU2DataOffset = getFieldOffset("Array<u2>::_data", Integer.class); 288 public final int metaspaceArrayLengthOffset = getFieldOffset("Array<Klass*>::_length", Integer.class, "int"); 289 public final int metaspaceArrayBaseOffset = getFieldOffset("Array<Klass*>::_data[0]", Integer.class, "Klass*"); 290 291 public final int arrayClassElementOffset = getFieldOffset("ObjArrayKlass::_element_klass", Integer.class, "Klass*"); 292 293 public final int fieldInfoAccessFlagsOffset = getConstant("FieldInfo::access_flags_offset", Integer.class); 294 public final int fieldInfoNameIndexOffset = getConstant("FieldInfo::name_index_offset", Integer.class); 295 public final int fieldInfoSignatureIndexOffset = getConstant("FieldInfo::signature_index_offset", Integer.class); 296 public final int fieldInfoInitvalIndexOffset = getConstant("FieldInfo::initval_index_offset", Integer.class); 297 public final int fieldInfoLowPackedOffset = getConstant("FieldInfo::low_packed_offset", Integer.class); 298 public final int fieldInfoHighPackedOffset = getConstant("FieldInfo::high_packed_offset", Integer.class); 299 public final int fieldInfoFieldSlots = getConstant("FieldInfo::field_slots", Integer.class); 300 301 public final int fieldInfoTagSize = getConstant("FIELDINFO_TAG_SIZE", Integer.class); 302 303 public final int jvmAccMonitorMatch = getConstant("JVM_ACC_MONITOR_MATCH", Integer.class); 304 public final int jvmAccHasMonitorBytecodes = getConstant("JVM_ACC_HAS_MONITOR_BYTECODES", Integer.class); 305 public final int jvmAccHasFinalizer = getConstant("JVM_ACC_HAS_FINALIZER", Integer.class); 306 public final int jvmAccFieldInternal = getConstant("JVM_ACC_FIELD_INTERNAL", Integer.class); 307 public final int jvmAccFieldStable = getConstant("JVM_ACC_FIELD_STABLE", Integer.class); 308 public final int jvmAccFieldHasGenericSignature = getConstant("JVM_ACC_FIELD_HAS_GENERIC_SIGNATURE", Integer.class); 309 public final int jvmAccWrittenFlags = getConstant("JVM_ACC_WRITTEN_FLAGS", Integer.class); 310 public final int jvmAccSynthetic = getConstant("JVM_ACC_SYNTHETIC", Integer.class); 311 312 public final int jvmciCompileStateCanPostOnExceptionsOffset = getFieldOffset("JVMCIEnv::_jvmti_can_post_on_exceptions", Integer.class, "jbyte", Integer.MIN_VALUE); 313 314 public final int threadTlabOffset = getFieldOffset("Thread::_tlab", Integer.class, "ThreadLocalAllocBuffer"); 315 public final int javaThreadAnchorOffset = getFieldOffset("JavaThread::_anchor", Integer.class, "JavaFrameAnchor"); 316 public final int javaThreadShouldPostOnExceptionsFlagOffset = getFieldOffset("JavaThread::_should_post_on_exceptions_flag", Integer.class, "int", Integer.MIN_VALUE); 317 public final int threadObjectOffset = getFieldOffset("JavaThread::_threadObj", Integer.class, "oop"); 318 public final int osThreadOffset = getFieldOffset("JavaThread::_osthread", Integer.class, "OSThread*"); 319 public final int threadIsMethodHandleReturnOffset = getFieldOffset("JavaThread::_is_method_handle_return", Integer.class, "int"); 320 public final int threadObjectResultOffset = getFieldOffset("JavaThread::_vm_result", Integer.class, "oop"); 321 public final int jvmciCountersThreadOffset = getFieldOffset("JavaThread::_jvmci_counters", Integer.class, "jlong*"); 322 public final int javaThreadReservedStackActivationOffset = versioned.javaThreadReservedStackActivationOffset; 323 324 public boolean requiresReservedStackCheck(List<ResolvedJavaMethod> methods) { 325 if (enableStackReservedZoneAddress != 0 && methods != null) { 326 for (ResolvedJavaMethod method : methods) { 327 if (((HotSpotResolvedJavaMethod) method).hasReservedStackAccess()) { 328 return true; 329 } 330 } 331 } 332 return false; 333 } 334 335 /** 336 * An invalid value for {@link #rtldDefault}. 337 */ 338 public static final long INVALID_RTLD_DEFAULT_HANDLE = 0xDEADFACE; 339 340 /** 341 * Address of the library lookup routine. The C signature of this routine is: 342 * 343 * <pre> 344 * void* (const char *filename, char *ebuf, int ebuflen) 345 * </pre> 346 */ 347 public final long dllLoad = getAddress("os::dll_load"); 348 349 /** 350 * Address of the library lookup routine. The C signature of this routine is: 351 * 352 * <pre> 353 * void* (void* handle, const char* name) 354 * </pre> 355 */ 356 public final long dllLookup = getAddress("os::dll_lookup"); 357 358 /** 359 * A pseudo-handle which when used as the first argument to {@link #dllLookup} means lookup will 360 * return the first occurrence of the desired symbol using the default library search order. If 361 * this field is {@value #INVALID_RTLD_DEFAULT_HANDLE}, then this capability is not supported on 362 * the current platform. 363 */ 364 public final long rtldDefault = getAddress("RTLD_DEFAULT", osName.equals("bsd") || osName.equals("linux") ? null : INVALID_RTLD_DEFAULT_HANDLE); 365 366 /** 367 * This field is used to pass exception objects into and out of the runtime system during 368 * exception handling for compiled code. 369 */ 370 public final int threadExceptionOopOffset = getFieldOffset("JavaThread::_exception_oop", Integer.class, "oop"); 371 public final int threadExceptionPcOffset = getFieldOffset("JavaThread::_exception_pc", Integer.class, "address"); 372 public final int pendingExceptionOffset = getFieldOffset("ThreadShadow::_pending_exception", Integer.class, "oop"); 373 374 public final int pendingDeoptimizationOffset = getFieldOffset("JavaThread::_pending_deoptimization", Integer.class, "int"); 375 public final int pendingFailedSpeculationOffset = getFieldOffset("JavaThread::_pending_failed_speculation", Integer.class, "long"); 376 public final int pendingTransferToInterpreterOffset = getFieldOffset("JavaThread::_pending_transfer_to_interpreter", Integer.class, "bool"); 377 378 private final int javaFrameAnchorLastJavaSpOffset = getFieldOffset("JavaFrameAnchor::_last_Java_sp", Integer.class, "intptr_t*"); 379 private final int javaFrameAnchorLastJavaPcOffset = getFieldOffset("JavaFrameAnchor::_last_Java_pc", Integer.class, "address"); 380 381 public int threadLastJavaSpOffset() { 382 return javaThreadAnchorOffset + javaFrameAnchorLastJavaSpOffset; 383 } 384 385 public int threadLastJavaPcOffset() { 386 return javaThreadAnchorOffset + javaFrameAnchorLastJavaPcOffset; 387 } 388 389 public int threadLastJavaFpOffset() { 390 assert osArch.equals("aarch64") || osArch.equals("amd64"); 391 return javaThreadAnchorOffset + getFieldOffset("JavaFrameAnchor::_last_Java_fp", Integer.class, "intptr_t*"); 392 } 393 394 public int threadJavaFrameAnchorFlagsOffset() { 395 assert osArch.equals("sparc"); 396 return javaThreadAnchorOffset + getFieldOffset("JavaFrameAnchor::_flags", Integer.class, "int"); 397 } 398 399 public final int runtimeCallStackSize = getConstant("frame::arg_reg_save_area_bytes", Integer.class, intRequiredOnAMD64); 400 public final int frameInterpreterFrameSenderSpOffset = getConstant("frame::interpreter_frame_sender_sp_offset", Integer.class, intRequiredOnAMD64); 401 public final int frameInterpreterFrameLastSpOffset = getConstant("frame::interpreter_frame_last_sp_offset", Integer.class, intRequiredOnAMD64); 402 403 public final int osThreadInterruptedOffset = getFieldOffset("OSThread::_interrupted", Integer.class, "jint"); 404 405 public final long markOopDescHashShift = getConstant("markOopDesc::hash_shift", Long.class); 406 407 public final int biasedLockMaskInPlace = getConstant("markOopDesc::biased_lock_mask_in_place", Integer.class); 408 public final int ageMaskInPlace = getConstant("markOopDesc::age_mask_in_place", Integer.class); 409 public final int epochMaskInPlace = getConstant("markOopDesc::epoch_mask_in_place", Integer.class); 410 public final long markOopDescHashMask = getConstant("markOopDesc::hash_mask", Long.class); 411 public final long markOopDescHashMaskInPlace = getConstant("markOopDesc::hash_mask_in_place", Long.class); 412 413 public final int unlockedMask = getConstant("markOopDesc::unlocked_value", Integer.class); 414 public final int monitorMask = getConstant("markOopDesc::monitor_value", Integer.class, -1); 415 public final int biasedLockPattern = getConstant("markOopDesc::biased_lock_pattern", Integer.class); 416 417 // This field has no type in vmStructs.cpp 418 public final int objectMonitorOwner = getFieldOffset("ObjectMonitor::_owner", Integer.class, null, -1); 419 public final int objectMonitorRecursions = getFieldOffset("ObjectMonitor::_recursions", Integer.class, "intptr_t", -1); 420 public final int objectMonitorCxq = getFieldOffset("ObjectMonitor::_cxq", Integer.class, "ObjectWaiter*", -1); 421 public final int objectMonitorEntryList = getFieldOffset("ObjectMonitor::_EntryList", Integer.class, "ObjectWaiter*", -1); 422 423 public final int markWordNoHashInPlace = getConstant("markOopDesc::no_hash_in_place", Integer.class); 424 public final int markWordNoLockInPlace = getConstant("markOopDesc::no_lock_in_place", Integer.class); 425 426 /** 427 * See {@code markOopDesc::prototype()}. 428 */ 429 public long arrayPrototypeMarkWord() { 430 return markWordNoHashInPlace | markWordNoLockInPlace; 431 } 432 433 /** 434 * See {@code markOopDesc::copy_set_hash()}. 435 */ 436 public long tlabIntArrayMarkWord() { 437 long tmp = arrayPrototypeMarkWord() & (~markOopDescHashMaskInPlace); 438 tmp |= ((0x2 & markOopDescHashMask) << markOopDescHashShift); 439 return tmp; 440 } 441 442 /** 443 * Mark word right shift to get identity hash code. 444 */ 445 public final int identityHashCodeShift = getConstant("markOopDesc::hash_shift", Integer.class); 446 447 /** 448 * Identity hash code value when uninitialized. 449 */ 450 public final int uninitializedIdentityHashCodeValue = getConstant("markOopDesc::no_hash", Integer.class); 451 452 public final int methodAccessFlagsOffset = getFieldOffset("Method::_access_flags", Integer.class, "AccessFlags"); 453 public final int methodConstMethodOffset = getFieldOffset("Method::_constMethod", Integer.class, "ConstMethod*"); 454 public final int methodIntrinsicIdOffset = versioned.methodIntrinsicIdOffset; 455 public final int methodFlagsOffset = versioned.methodFlagsOffset; 456 public final int methodVtableIndexOffset = getFieldOffset("Method::_vtable_index", Integer.class, "int"); 457 458 public final int methodCountersOffset = getFieldOffset("Method::_method_counters", Integer.class, "MethodCounters*"); 459 public final int methodDataOffset = getFieldOffset("Method::_method_data", Integer.class, "MethodData*"); 460 public final int methodCompiledEntryOffset = getFieldOffset("Method::_from_compiled_entry", Integer.class, "address"); 461 public final int methodCodeOffset = versioned.methodCodeOffset; 462 463 public final int methodFlagsCallerSensitive = getConstant("Method::_caller_sensitive", Integer.class); 464 public final int methodFlagsForceInline = getConstant("Method::_force_inline", Integer.class); 465 public final int methodFlagsDontInline = getConstant("Method::_dont_inline", Integer.class); 466 public final int methodFlagsHidden = getConstant("Method::_hidden", Integer.class); 467 public final int nonvirtualVtableIndex = getConstant("Method::nonvirtual_vtable_index", Integer.class); 468 public final int invalidVtableIndex = getConstant("Method::invalid_vtable_index", Integer.class); 469 470 public final int invocationCounterOffset = getFieldOffset("MethodCounters::_invocation_counter", Integer.class, "InvocationCounter"); 471 public final int backedgeCounterOffset = getFieldOffset("MethodCounters::_backedge_counter", Integer.class, "InvocationCounter"); 472 public final int invocationCounterIncrement = versioned.invocationCounterIncrement; 473 public final int invocationCounterShift = versioned.invocationCounterShift; 474 475 public final int nmethodEntryOffset = getFieldOffset("nmethod::_verified_entry_point", 476 Integer.class, "address"); 477 public final int compilationLevelFullOptimization = getConstant("CompLevel_full_optimization", 478 Integer.class); 479 480 public final int constantPoolSize = getFieldValue("CompilerToVM::Data::sizeof_ConstantPool", Integer.class, "int"); 481 public final int constantPoolLengthOffset = getFieldOffset("ConstantPool::_length", 482 Integer.class, "int"); 483 484 public final int heapWordSize = getConstant("HeapWordSize", Integer.class); 485 486 /** 487 * Bit pattern that represents a non-oop. Neither the high bits nor the low bits of this value 488 * are allowed to look like (respectively) the high or low bits of a real oop. 489 */ 490 public final long nonOopBits = getFieldValue("CompilerToVM::Data::Universe_non_oop_bits", Long.class, "void*"); 491 492 public final long verifyOopCounterAddress = getFieldAddress("StubRoutines::_verify_oop_count", "jint"); 493 public final long verifyOopMask = getFieldValue("CompilerToVM::Data::Universe_verify_oop_mask", Long.class, "uintptr_t"); 494 public final long verifyOopBits = getFieldValue("CompilerToVM::Data::Universe_verify_oop_bits", Long.class, "uintptr_t"); 495 496 public final int logOfHRGrainBytes = getFieldValue("HeapRegion::LogOfHRGrainBytes", Integer.class, "int"); 497 498 public final long cardtableStartAddress = getFieldValue("CompilerToVM::Data::cardtable_start_address", Long.class, "jbyte*"); 499 public final int cardtableShift = getFieldValue("CompilerToVM::Data::cardtable_shift", Integer.class, "int"); 500 501 /** 502 * This is the largest stack offset encodeable in an OopMapValue. Offsets larger than this will 503 * throw an exception during code installation. 504 */ 505 public final int maxOopMapStackOffset = getFieldValue("CompilerToVM::Data::_max_oop_map_stack_offset", Integer.class, "int"); 506 507 public final long safepointPollingAddress = getFieldValue("os::_polling_page", Long.class, "address"); 508 509 // G1 Collector Related Values. 510 511 public final byte dirtyCardValue = versioned.dirtyCardValue; 512 public final byte g1YoungCardValue = versioned.g1YoungCardValue; 513 514 public final int g1SATBQueueMarkingOffset = versioned.g1SATBQueueMarkingOffset; 515 public final int g1SATBQueueIndexOffset = versioned.g1SATBQueueIndexOffset; 516 public final int g1SATBQueueBufferOffset = versioned.g1SATBQueueBufferOffset; 517 public final int g1CardQueueIndexOffset = versioned.g1CardQueueIndexOffset; 518 public final int g1CardQueueBufferOffset = versioned.g1CardQueueBufferOffset; 519 520 public final int klassOffset = getFieldValue("java_lang_Class::_klass_offset", Integer.class, "int"); 521 public final int arrayKlassOffset = getFieldValue("java_lang_Class::_array_klass_offset", Integer.class, "int"); 522 523 public final int basicLockSize = getFieldValue("CompilerToVM::Data::sizeof_BasicLock", Integer.class, "int"); 524 public final int basicLockDisplacedHeaderOffset = getFieldOffset("BasicLock::_displaced_header", Integer.class, "markOop"); 525 526 public final int threadPollingPageOffset = getFieldOffset("Thread::_polling_page", Integer.class, "address", -1); 527 public final int threadAllocatedBytesOffset = getFieldOffset("Thread::_allocated_bytes", Integer.class, "jlong"); 528 529 public final int tlabRefillWasteIncrement = getFlag("TLABWasteIncrement", Integer.class); 530 531 private final int threadLocalAllocBufferStartOffset = getFieldOffset("ThreadLocalAllocBuffer::_start", Integer.class, "HeapWord*"); 532 private final int threadLocalAllocBufferEndOffset = getFieldOffset("ThreadLocalAllocBuffer::_end", Integer.class, "HeapWord*"); 533 private final int threadLocalAllocBufferTopOffset = getFieldOffset("ThreadLocalAllocBuffer::_top", Integer.class, "HeapWord*"); 534 private final int threadLocalAllocBufferPfTopOffset = getFieldOffset("ThreadLocalAllocBuffer::_pf_top", Integer.class, "HeapWord*"); 535 private final int threadLocalAllocBufferSlowAllocationsOffset = getFieldOffset("ThreadLocalAllocBuffer::_slow_allocations", Integer.class, "unsigned"); 536 private final int threadLocalAllocBufferFastRefillWasteOffset = getFieldOffset("ThreadLocalAllocBuffer::_fast_refill_waste", Integer.class, "unsigned"); 537 private final int threadLocalAllocBufferNumberOfRefillsOffset = getFieldOffset("ThreadLocalAllocBuffer::_number_of_refills", Integer.class, "unsigned"); 538 private final int threadLocalAllocBufferRefillWasteLimitOffset = getFieldOffset("ThreadLocalAllocBuffer::_refill_waste_limit", Integer.class, "size_t"); 539 private final int threadLocalAllocBufferDesiredSizeOffset = getFieldOffset("ThreadLocalAllocBuffer::_desired_size", Integer.class, "size_t"); 540 541 public int tlabSlowAllocationsOffset() { 542 return threadTlabOffset + threadLocalAllocBufferSlowAllocationsOffset; 543 } 544 545 public int tlabFastRefillWasteOffset() { 546 return threadTlabOffset + threadLocalAllocBufferFastRefillWasteOffset; 547 } 548 549 public int tlabNumberOfRefillsOffset() { 550 return threadTlabOffset + threadLocalAllocBufferNumberOfRefillsOffset; 551 } 552 553 public int tlabRefillWasteLimitOffset() { 554 return threadTlabOffset + threadLocalAllocBufferRefillWasteLimitOffset; 555 } 556 557 public int threadTlabSizeOffset() { 558 return threadTlabOffset + threadLocalAllocBufferDesiredSizeOffset; 559 } 560 561 public int threadTlabStartOffset() { 562 return threadTlabOffset + threadLocalAllocBufferStartOffset; 563 } 564 565 public int threadTlabEndOffset() { 566 return threadTlabOffset + threadLocalAllocBufferEndOffset; 567 } 568 569 public int threadTlabTopOffset() { 570 return threadTlabOffset + threadLocalAllocBufferTopOffset; 571 } 572 573 public int threadTlabPfTopOffset() { 574 return threadTlabOffset + threadLocalAllocBufferPfTopOffset; 575 } 576 577 public final int tlabAlignmentReserve = getFieldValue("CompilerToVM::Data::ThreadLocalAllocBuffer_alignment_reserve", Integer.class, "size_t"); 578 579 public final boolean tlabStats = getFlag("TLABStats", Boolean.class); 580 581 // FIXME This is only temporary until the GC code is changed. 582 public final boolean inlineContiguousAllocationSupported = getFieldValue("CompilerToVM::Data::_supports_inline_contig_alloc", Boolean.class); 583 public final long heapEndAddress = getFieldValue("CompilerToVM::Data::_heap_end_addr", Long.class, "HeapWord**"); 584 public final long heapTopAddress = versioned.heapTopAddress; 585 586 public final boolean cmsIncrementalMode = getFlag("CMSIncrementalMode", Boolean.class, false); 587 588 public final long inlineCacheMissStub = getFieldValue("CompilerToVM::Data::SharedRuntime_ic_miss_stub", Long.class, "address"); 589 public final long handleWrongMethodStub = getFieldValue("CompilerToVM::Data::SharedRuntime_handle_wrong_method_stub", Long.class, "address"); 590 591 public final long handleDeoptStub = getFieldValue("CompilerToVM::Data::SharedRuntime_deopt_blob_unpack", Long.class, "address"); 592 public final long uncommonTrapStub = getFieldValue("CompilerToVM::Data::SharedRuntime_deopt_blob_uncommon_trap", Long.class, "address"); 593 594 public final long codeCacheLowBound = versioned.codeCacheLowBound; 595 public final long codeCacheHighBound = versioned.codeCacheHighBound; 596 597 public final long aescryptEncryptBlockStub = getFieldValue("StubRoutines::_aescrypt_encryptBlock", Long.class, "address"); 598 public final long aescryptDecryptBlockStub = getFieldValue("StubRoutines::_aescrypt_decryptBlock", Long.class, "address"); 599 public final long cipherBlockChainingEncryptAESCryptStub = getFieldValue("StubRoutines::_cipherBlockChaining_encryptAESCrypt", Long.class, "address"); 600 public final long cipherBlockChainingDecryptAESCryptStub = getFieldValue("StubRoutines::_cipherBlockChaining_decryptAESCrypt", Long.class, "address"); 601 public final long updateBytesCRC32Stub = getFieldValue("StubRoutines::_updateBytesCRC32", Long.class, "address"); 602 public final long crcTableAddress = getFieldValue("StubRoutines::_crc_table_adr", Long.class, "address"); 603 604 public final long sha1ImplCompress = getFieldValue("StubRoutines::_sha1_implCompress", Long.class, "address", 0L); 605 public final long sha1ImplCompressMB = getFieldValue("StubRoutines::_sha1_implCompressMB", Long.class, "address", 0L); 606 public final long sha256ImplCompress = getFieldValue("StubRoutines::_sha256_implCompress", Long.class, "address", 0L); 607 public final long sha256ImplCompressMB = getFieldValue("StubRoutines::_sha256_implCompressMB", Long.class, "address", 0L); 608 public final long sha512ImplCompress = getFieldValue("StubRoutines::_sha512_implCompress", Long.class, "address", 0L); 609 public final long sha512ImplCompressMB = getFieldValue("StubRoutines::_sha512_implCompressMB", Long.class, "address", 0L); 610 public final long multiplyToLen = getFieldValue("StubRoutines::_multiplyToLen", Long.class, "address", longRequiredOnAMD64); 611 612 public final long counterModeAESCrypt = getFieldValue("StubRoutines::_counterMode_AESCrypt", Long.class, "address", 0L); 613 public final long ghashProcessBlocks = getFieldValue("StubRoutines::_ghash_processBlocks", Long.class, "address", 0L); 614 public final long crc32cTableTddr = getFieldValue("StubRoutines::_crc32c_table_addr", Long.class, "address", 0L); 615 public final long updateBytesCRC32C = getFieldValue("StubRoutines::_updateBytesCRC32C", Long.class, "address", 0L); 616 public final long updateBytesAdler32 = getFieldValue("StubRoutines::_updateBytesAdler32", Long.class, "address", 0L); 617 public final long squareToLen = getFieldValue("StubRoutines::_squareToLen", Long.class, "address", longRequiredOnAMD64); 618 public final long mulAdd = getFieldValue("StubRoutines::_mulAdd", Long.class, "address", longRequiredOnAMD64); 619 public final long montgomeryMultiply = getFieldValue("StubRoutines::_montgomeryMultiply", Long.class, "address", longRequiredOnAMD64); 620 public final long montgomerySquare = getFieldValue("StubRoutines::_montgomerySquare", Long.class, "address", longRequiredOnAMD64); 621 public final long vectorizedMismatch = getFieldValue("StubRoutines::_vectorizedMismatch", Long.class, "address", 0L); 622 623 public final long throwDelayedStackOverflowErrorEntry = versioned.throwDelayedStackOverflowErrorEntry; 624 625 public final long jbyteArraycopy = getFieldValue("StubRoutines::_jbyte_arraycopy", Long.class, "address"); 626 public final long jshortArraycopy = getFieldValue("StubRoutines::_jshort_arraycopy", Long.class, "address"); 627 public final long jintArraycopy = getFieldValue("StubRoutines::_jint_arraycopy", Long.class, "address"); 628 public final long jlongArraycopy = getFieldValue("StubRoutines::_jlong_arraycopy", Long.class, "address"); 629 public final long oopArraycopy = getFieldValue("StubRoutines::_oop_arraycopy", Long.class, "address"); 630 public final long oopArraycopyUninit = getFieldValue("StubRoutines::_oop_arraycopy_uninit", Long.class, "address"); 631 public final long jbyteDisjointArraycopy = getFieldValue("StubRoutines::_jbyte_disjoint_arraycopy", Long.class, "address"); 632 public final long jshortDisjointArraycopy = getFieldValue("StubRoutines::_jshort_disjoint_arraycopy", Long.class, "address"); 633 public final long jintDisjointArraycopy = getFieldValue("StubRoutines::_jint_disjoint_arraycopy", Long.class, "address"); 634 public final long jlongDisjointArraycopy = getFieldValue("StubRoutines::_jlong_disjoint_arraycopy", Long.class, "address"); 635 public final long oopDisjointArraycopy = getFieldValue("StubRoutines::_oop_disjoint_arraycopy", Long.class, "address"); 636 public final long oopDisjointArraycopyUninit = getFieldValue("StubRoutines::_oop_disjoint_arraycopy_uninit", Long.class, "address"); 637 public final long jbyteAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_jbyte_arraycopy", Long.class, "address"); 638 public final long jshortAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_jshort_arraycopy", Long.class, "address"); 639 public final long jintAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_jint_arraycopy", Long.class, "address"); 640 public final long jlongAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_jlong_arraycopy", Long.class, "address"); 641 public final long oopAlignedArraycopy = getFieldValue("StubRoutines::_arrayof_oop_arraycopy", Long.class, "address"); 642 public final long oopAlignedArraycopyUninit = getFieldValue("StubRoutines::_arrayof_oop_arraycopy_uninit", Long.class, "address"); 643 public final long jbyteAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_jbyte_disjoint_arraycopy", Long.class, "address"); 644 public final long jshortAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_jshort_disjoint_arraycopy", Long.class, "address"); 645 public final long jintAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_jint_disjoint_arraycopy", Long.class, "address"); 646 public final long jlongAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_jlong_disjoint_arraycopy", Long.class, "address"); 647 public final long oopAlignedDisjointArraycopy = getFieldValue("StubRoutines::_arrayof_oop_disjoint_arraycopy", Long.class, "address"); 648 public final long oopAlignedDisjointArraycopyUninit = getFieldValue("StubRoutines::_arrayof_oop_disjoint_arraycopy_uninit", Long.class, "address"); 649 public final long checkcastArraycopy = getFieldValue("StubRoutines::_checkcast_arraycopy", Long.class, "address"); 650 public final long checkcastArraycopyUninit = getFieldValue("StubRoutines::_checkcast_arraycopy_uninit", Long.class, "address"); 651 public final long unsafeArraycopy = getFieldValue("StubRoutines::_unsafe_arraycopy", Long.class, "address"); 652 public final long genericArraycopy = getFieldValue("StubRoutines::_generic_arraycopy", Long.class, "address"); 653 654 // Allocation stubs that throw an exception when allocation fails 655 public final long newInstanceAddress = getAddress("JVMCIRuntime::new_instance"); 656 public final long newArrayAddress = getAddress("JVMCIRuntime::new_array"); 657 public final long newMultiArrayAddress = getAddress("JVMCIRuntime::new_multi_array"); 658 public final long dynamicNewInstanceAddress = getAddress("JVMCIRuntime::dynamic_new_instance"); 659 660 // Allocation stubs that return null when allocation fails 661 public final long newInstanceOrNullAddress = getAddress("JVMCIRuntime::new_instance_or_null", 0L); 662 public final long newArrayOrNullAddress = getAddress("JVMCIRuntime::new_array_or_null", 0L); 663 public final long newMultiArrayOrNullAddress = getAddress("JVMCIRuntime::new_multi_array_or_null", 0L); 664 public final long dynamicNewInstanceOrNullAddress = getAddress("JVMCIRuntime::dynamic_new_instance_or_null", 0L); 665 666 public boolean areNullAllocationStubsAvailable() { 667 return newInstanceOrNullAddress != 0L; 668 } 669 670 /** 671 * Checks that HotSpot implements all or none of the allocate-or-null stubs. 672 */ 673 private boolean checkNullAllocationStubs() { 674 if (newInstanceOrNullAddress == 0L) { 675 assert newArrayOrNullAddress == 0L; 676 assert newMultiArrayOrNullAddress == 0L; 677 assert dynamicNewInstanceOrNullAddress == 0L; 678 } else { 679 assert newArrayOrNullAddress != 0L; 680 assert newMultiArrayOrNullAddress != 0L; 681 assert dynamicNewInstanceOrNullAddress != 0L; 682 } 683 return true; 684 } 685 686 public final long threadIsInterruptedAddress = getAddress("JVMCIRuntime::thread_is_interrupted"); 687 public final long vmMessageAddress = getAddress("JVMCIRuntime::vm_message"); 688 public final long identityHashCodeAddress = getAddress("JVMCIRuntime::identity_hash_code"); 689 public final long exceptionHandlerForPcAddress = getAddress("JVMCIRuntime::exception_handler_for_pc"); 690 public final long monitorenterAddress = getAddress("JVMCIRuntime::monitorenter"); 691 public final long monitorexitAddress = getAddress("JVMCIRuntime::monitorexit"); 692 public final long notifyAddress = getAddress("JVMCIRuntime::object_notify", 0L); 693 public final long notifyAllAddress = getAddress("JVMCIRuntime::object_notifyAll", 0L); 694 public final long throwAndPostJvmtiExceptionAddress = getAddress("JVMCIRuntime::throw_and_post_jvmti_exception"); 695 public final long throwKlassExternalNameExceptionAddress = getAddress("JVMCIRuntime::throw_klass_external_name_exception"); 696 public final long throwClassCastExceptionAddress = getAddress("JVMCIRuntime::throw_class_cast_exception"); 697 public final long logPrimitiveAddress = getAddress("JVMCIRuntime::log_primitive"); 698 public final long logObjectAddress = getAddress("JVMCIRuntime::log_object"); 699 public final long logPrintfAddress = getAddress("JVMCIRuntime::log_printf"); 700 public final long vmErrorAddress = getAddress("JVMCIRuntime::vm_error"); 701 public final long loadAndClearExceptionAddress = getAddress("JVMCIRuntime::load_and_clear_exception"); 702 public final long writeBarrierPreAddress = getAddress("JVMCIRuntime::write_barrier_pre"); 703 public final long writeBarrierPostAddress = getAddress("JVMCIRuntime::write_barrier_post"); 704 public final long validateObject = getAddress("JVMCIRuntime::validate_object"); 705 706 public final long testDeoptimizeCallInt = getAddress("JVMCIRuntime::test_deoptimize_call_int"); 707 708 public final long registerFinalizerAddress = getAddress("SharedRuntime::register_finalizer"); 709 public final long exceptionHandlerForReturnAddressAddress = getAddress("SharedRuntime::exception_handler_for_return_address"); 710 public final long osrMigrationEndAddress = getAddress("SharedRuntime::OSR_migration_end"); 711 public final long enableStackReservedZoneAddress = versioned.enableStackReservedZoneAddress; 712 713 public final long javaTimeMillisAddress = getAddress("os::javaTimeMillis"); 714 public final long javaTimeNanosAddress = getAddress("os::javaTimeNanos"); 715 public final long arithmeticSinAddress = getFieldValue("CompilerToVM::Data::dsin", Long.class, "address"); 716 public final long arithmeticCosAddress = getFieldValue("CompilerToVM::Data::dcos", Long.class, "address"); 717 public final long arithmeticTanAddress = getFieldValue("CompilerToVM::Data::dtan", Long.class, "address"); 718 public final long arithmeticExpAddress = getFieldValue("CompilerToVM::Data::dexp", Long.class, "address"); 719 public final long arithmeticLogAddress = getFieldValue("CompilerToVM::Data::dlog", Long.class, "address"); 720 public final long arithmeticLog10Address = getFieldValue("CompilerToVM::Data::dlog10", Long.class, "address"); 721 public final long arithmeticPowAddress = getFieldValue("CompilerToVM::Data::dpow", Long.class, "address"); 722 723 public final long fremAddress = getAddress("SharedRuntime::frem"); 724 public final long dremAddress = getAddress("SharedRuntime::drem"); 725 726 public final int jvmciCountersSize = getFlag("JVMCICounterSize", Integer.class); 727 728 public final long deoptimizationFetchUnrollInfo = getAddress("Deoptimization::fetch_unroll_info"); 729 public final long deoptimizationUncommonTrap = getAddress("Deoptimization::uncommon_trap"); 730 public final long deoptimizationUnpackFrames = getAddress("Deoptimization::unpack_frames"); 731 732 public final int deoptimizationUnpackDeopt = getConstant("Deoptimization::Unpack_deopt", Integer.class); 733 public final int deoptimizationUnpackException = getConstant("Deoptimization::Unpack_exception", Integer.class); 734 public final int deoptimizationUnpackUncommonTrap = getConstant("Deoptimization::Unpack_uncommon_trap", Integer.class); 735 public final int deoptimizationUnpackReexecute = getConstant("Deoptimization::Unpack_reexecute", Integer.class); 736 737 public final int deoptimizationUnrollBlockSizeOfDeoptimizedFrameOffset = getFieldOffset("Deoptimization::UnrollBlock::_size_of_deoptimized_frame", Integer.class, "int"); 738 public final int deoptimizationUnrollBlockCallerAdjustmentOffset = getFieldOffset("Deoptimization::UnrollBlock::_caller_adjustment", Integer.class, "int"); 739 public final int deoptimizationUnrollBlockNumberOfFramesOffset = getFieldOffset("Deoptimization::UnrollBlock::_number_of_frames", Integer.class, "int"); 740 public final int deoptimizationUnrollBlockTotalFrameSizesOffset = getFieldOffset("Deoptimization::UnrollBlock::_total_frame_sizes", Integer.class, "int"); 741 public final int deoptimizationUnrollBlockUnpackKindOffset = getFieldOffset("Deoptimization::UnrollBlock::_unpack_kind", Integer.class, "int"); 742 public final int deoptimizationUnrollBlockFrameSizesOffset = getFieldOffset("Deoptimization::UnrollBlock::_frame_sizes", Integer.class, "intptr_t*"); 743 public final int deoptimizationUnrollBlockFramePcsOffset = getFieldOffset("Deoptimization::UnrollBlock::_frame_pcs", Integer.class, "address*"); 744 public final int deoptimizationUnrollBlockInitialInfoOffset = getFieldOffset("Deoptimization::UnrollBlock::_initial_info", Integer.class, "intptr_t"); 745 746 // Checkstyle: stop 747 public final int MARKID_VERIFIED_ENTRY = getConstant("CodeInstaller::VERIFIED_ENTRY", Integer.class); 748 public final int MARKID_UNVERIFIED_ENTRY = getConstant("CodeInstaller::UNVERIFIED_ENTRY", Integer.class); 749 public final int MARKID_OSR_ENTRY = getConstant("CodeInstaller::OSR_ENTRY", Integer.class); 750 public final int MARKID_EXCEPTION_HANDLER_ENTRY = getConstant("CodeInstaller::EXCEPTION_HANDLER_ENTRY", Integer.class); 751 public final int MARKID_DEOPT_HANDLER_ENTRY = getConstant("CodeInstaller::DEOPT_HANDLER_ENTRY", Integer.class); 752 public final int MARKID_INVOKEINTERFACE = getConstant("CodeInstaller::INVOKEINTERFACE", Integer.class); 753 public final int MARKID_INVOKEVIRTUAL = getConstant("CodeInstaller::INVOKEVIRTUAL", Integer.class); 754 public final int MARKID_INVOKESTATIC = getConstant("CodeInstaller::INVOKESTATIC", Integer.class); 755 public final int MARKID_INVOKESPECIAL = getConstant("CodeInstaller::INVOKESPECIAL", Integer.class); 756 public final int MARKID_INLINE_INVOKE = getConstant("CodeInstaller::INLINE_INVOKE", Integer.class); 757 public final int MARKID_POLL_NEAR = getConstant("CodeInstaller::POLL_NEAR", Integer.class); 758 public final int MARKID_POLL_RETURN_NEAR = getConstant("CodeInstaller::POLL_RETURN_NEAR", Integer.class); 759 public final int MARKID_POLL_FAR = getConstant("CodeInstaller::POLL_FAR", Integer.class); 760 public final int MARKID_POLL_RETURN_FAR = getConstant("CodeInstaller::POLL_RETURN_FAR", Integer.class); 761 public final int MARKID_CARD_TABLE_SHIFT = getConstant("CodeInstaller::CARD_TABLE_SHIFT", Integer.class); 762 public final int MARKID_CARD_TABLE_ADDRESS = getConstant("CodeInstaller::CARD_TABLE_ADDRESS", Integer.class); 763 public final int MARKID_INVOKE_INVALID = getConstant("CodeInstaller::INVOKE_INVALID", Integer.class); 764 765 /** 766 * The following constants are given default values here since they are missing in the native 767 * JVMCI-8 code but are still required for {@link GraalHotSpotVMConfigNode#canonical} to work in 768 * a JDK8 environment. 769 */ 770 public final int MARKID_HEAP_TOP_ADDRESS = getConstant("CodeInstaller::HEAP_TOP_ADDRESS", Integer.class, 17); 771 public final int MARKID_HEAP_END_ADDRESS = getConstant("CodeInstaller::HEAP_END_ADDRESS", Integer.class, 18); 772 public final int MARKID_NARROW_KLASS_BASE_ADDRESS = getConstant("CodeInstaller::NARROW_KLASS_BASE_ADDRESS", Integer.class, 19); 773 public final int MARKID_NARROW_OOP_BASE_ADDRESS = getConstant("CodeInstaller::NARROW_OOP_BASE_ADDRESS", Integer.class, 20); 774 public final int MARKID_CRC_TABLE_ADDRESS = getConstant("CodeInstaller::CRC_TABLE_ADDRESS", Integer.class, 21); 775 public final int MARKID_LOG_OF_HEAP_REGION_GRAIN_BYTES = getConstant("CodeInstaller::LOG_OF_HEAP_REGION_GRAIN_BYTES", Integer.class, 22); 776 public final int MARKID_INLINE_CONTIGUOUS_ALLOCATION_SUPPORTED = getConstant("CodeInstaller::INLINE_CONTIGUOUS_ALLOCATION_SUPPORTED", Integer.class, 23); 777 778 // Checkstyle: resume 779 780 protected boolean check() { 781 for (Field f : getClass().getDeclaredFields()) { 782 int modifiers = f.getModifiers(); 783 if (Modifier.isPublic(modifiers) && !Modifier.isStatic(modifiers)) { 784 assert Modifier.isFinal(modifiers) : "field should be final: " + f; 785 } 786 } 787 788 assert codeEntryAlignment > 0 : codeEntryAlignment; 789 assert checkNullAllocationStubs(); 790 return true; 791 } 792 }