363 public final int fieldInfoInitvalIndexOffset = getConstant("FieldInfo::initval_index_offset", Integer.class);
364 public final int fieldInfoLowPackedOffset = getConstant("FieldInfo::low_packed_offset", Integer.class);
365 public final int fieldInfoHighPackedOffset = getConstant("FieldInfo::high_packed_offset", Integer.class);
366 public final int fieldInfoFieldSlots = getConstant("FieldInfo::field_slots", Integer.class);
367
368 public final int fieldInfoTagSize = getConstant("FIELDINFO_TAG_SIZE", Integer.class);
369
370 public final int jvmAccMonitorMatch = getConstant("JVM_ACC_MONITOR_MATCH", Integer.class);
371 public final int jvmAccHasMonitorBytecodes = getConstant("JVM_ACC_HAS_MONITOR_BYTECODES", Integer.class);
372 public final int jvmAccHasFinalizer = getConstant("JVM_ACC_HAS_FINALIZER", Integer.class);
373 public final int jvmAccFieldInternal = getConstant("JVM_ACC_FIELD_INTERNAL", Integer.class);
374 public final int jvmAccFieldStable = getConstant("JVM_ACC_FIELD_STABLE", Integer.class);
375 public final int jvmAccFieldHasGenericSignature = getConstant("JVM_ACC_FIELD_HAS_GENERIC_SIGNATURE", Integer.class);
376 public final int jvmAccWrittenFlags = getConstant("JVM_ACC_WRITTEN_FLAGS", Integer.class);
377 public final int jvmAccSynthetic = getConstant("JVM_ACC_SYNTHETIC", Integer.class);
378
379 public final int threadTlabOffset = getFieldOffset("Thread::_tlab", Integer.class, "ThreadLocalAllocBuffer");
380 public final int javaThreadAnchorOffset = getFieldOffset("JavaThread::_anchor", Integer.class, "JavaFrameAnchor");
381 public final int threadObjectOffset = getFieldOffset("JavaThread::_threadObj", Integer.class, "oop");
382 public final int osThreadOffset = getFieldOffset("JavaThread::_osthread", Integer.class, "OSThread*");
383 public final int javaThreadDirtyCardQueueOffset = getFieldOffset("JavaThread::_dirty_card_queue", Integer.class, "DirtyCardQueue");
384 public final int threadIsMethodHandleReturnOffset = getFieldOffset("JavaThread::_is_method_handle_return", Integer.class, "int");
385 public final int javaThreadSatbMarkQueueOffset = getFieldOffset("JavaThread::_satb_mark_queue", Integer.class);
386 public final int threadObjectResultOffset = getFieldOffset("JavaThread::_vm_result", Integer.class, "oop");
387 public final int jvmciCountersThreadOffset = getFieldOffset("JavaThread::_jvmci_counters", Integer.class, "jlong*");
388 public final int javaThreadReservedStackActivationOffset = getFieldOffset("JavaThread::_reserved_stack_activation", Integer.class, "address", intNotPresentInJDK8);
389
390 /**
391 * An invalid value for {@link #rtldDefault}.
392 */
393 public static final long INVALID_RTLD_DEFAULT_HANDLE = 0xDEADFACE;
394
395 /**
396 * Address of the library lookup routine. The C signature of this routine is:
397 *
398 * <pre>
399 * void* (const char *filename, char *ebuf, int ebuflen)
400 * </pre>
401 */
402 public final long dllLoad = getAddress("os::dll_load");
403
404 /**
405 * Address of the library lookup routine. The C signature of this routine is:
438 }
439
440 public int threadLastJavaPcOffset() {
441 return javaThreadAnchorOffset + javaFrameAnchorLastJavaPcOffset;
442 }
443
444 public int threadLastJavaFpOffset() {
445 assert osArch.equals("aarch64") || osArch.equals("amd64");
446 return javaThreadAnchorOffset + getFieldOffset("JavaFrameAnchor::_last_Java_fp", Integer.class, "intptr_t*");
447 }
448
449 public int threadJavaFrameAnchorFlagsOffset() {
450 assert osArch.equals("sparc");
451 return javaThreadAnchorOffset + getFieldOffset("JavaFrameAnchor::_flags", Integer.class, "int");
452 }
453
454 public final int runtimeCallStackSize = getConstant("frame::arg_reg_save_area_bytes", Integer.class, intRequiredOnAMD64);
455 public final int frameInterpreterFrameSenderSpOffset = getConstant("frame::interpreter_frame_sender_sp_offset", Integer.class, intRequiredOnAMD64);
456 public final int frameInterpreterFrameLastSpOffset = getConstant("frame::interpreter_frame_last_sp_offset", Integer.class, intRequiredOnAMD64);
457
458 private final int dirtyCardQueueBufferOffset = isJDK8 ? getFieldOffset("PtrQueue::_buf", Integer.class, "void**") : getConstant("dirtyCardQueueBufferOffset", Integer.class);
459 private final int dirtyCardQueueIndexOffset = isJDK8 ? getFieldOffset("PtrQueue::_index", Integer.class, "size_t") : getConstant("dirtyCardQueueIndexOffset", Integer.class);
460
461 private final int satbMarkQueueBufferOffset = getConstant("satbMarkQueueBufferOffset", Integer.class, intNotPresentInJDK8);
462 private final int satbMarkQueueIndexOffset = getConstant("satbMarkQueueIndexOffset", Integer.class, intNotPresentInJDK8);
463 private final int satbMarkQueueActiveOffset = isJDK8 ? getFieldOffset("PtrQueue::_active", Integer.class, "bool") : getConstant("satbMarkQueueActiveOffset", Integer.class, intNotPresentInJDK8);
464
465 public final int osThreadInterruptedOffset = getFieldOffset("OSThread::_interrupted", Integer.class, "jint");
466
467 public final long markOopDescHashShift = getConstant("markOopDesc::hash_shift", Long.class);
468
469 public final int biasedLockMaskInPlace = getConstant("markOopDesc::biased_lock_mask_in_place", Integer.class);
470 public final int ageMaskInPlace = getConstant("markOopDesc::age_mask_in_place", Integer.class);
471 public final int epochMaskInPlace = getConstant("markOopDesc::epoch_mask_in_place", Integer.class);
472 public final long markOopDescHashMask = getConstant("markOopDesc::hash_mask", Long.class);
473 public final long markOopDescHashMaskInPlace = getConstant("markOopDesc::hash_mask_in_place", Long.class);
474
475 public final int unlockedMask = getConstant("markOopDesc::unlocked_value", Integer.class);
476 public final int monitorMask = getConstant("markOopDesc::monitor_value", Integer.class, -1);
477 public final int biasedLockPattern = getConstant("markOopDesc::biased_lock_pattern", Integer.class);
478
479 // This field has no type in vmStructs.cpp
480 public final int objectMonitorOwner = getFieldOffset("ObjectMonitor::_owner", Integer.class, null, -1);
481 public final int objectMonitorRecursions = getFieldOffset("ObjectMonitor::_recursions", Integer.class, "intptr_t", -1);
482 public final int objectMonitorCxq = getFieldOffset("ObjectMonitor::_cxq", Integer.class, "ObjectWaiter*", -1);
483 public final int objectMonitorEntryList = getFieldOffset("ObjectMonitor::_EntryList", Integer.class, "ObjectWaiter*", -1);
484
558 public final int logOfHRGrainBytes = getFieldValue("HeapRegion::LogOfHRGrainBytes", Integer.class, "int");
559
560 public final byte dirtyCardValue = jdkVersion >= 11 ? getConstant("CardTable::dirty_card", Byte.class)
561 : (jdkVersion > 8 ? getConstant("CardTableModRefBS::dirty_card", Byte.class) : getFieldValue("CompilerToVM::Data::dirty_card", Byte.class, "int"));
562 public final byte g1YoungCardValue = jdkVersion >= 11 ? getConstant("G1CardTable::g1_young_gen", Byte.class)
563 : (jdkVersion > 8 ? getConstant("G1SATBCardTableModRefBS::g1_young_gen", Byte.class) : getFieldValue("CompilerToVM::Data::g1_young_card", Byte.class, "int"));
564
565 public final long cardtableStartAddress = getFieldValue("CompilerToVM::Data::cardtable_start_address", Long.class, "jbyte*");
566 public final int cardtableShift = getFieldValue("CompilerToVM::Data::cardtable_shift", Integer.class, "int");
567
568 /**
569 * This is the largest stack offset encodeable in an OopMapValue. Offsets larger than this will
570 * throw an exception during code installation.
571 */
572 public final int maxOopMapStackOffset = getFieldValueWithAlternate("CompilerToVM::Data::_max_oop_map_stack_offset", "JVMCIRuntime::max_oop_map_stack_offset", Integer.class, "int");
573
574 public final long safepointPollingAddress = getFieldValue("os::_polling_page", Long.class, "address");
575
576 // G1 Collector Related Values.
577
578 public int g1CardQueueIndexOffset() {
579 return javaThreadDirtyCardQueueOffset + dirtyCardQueueIndexOffset;
580 }
581
582 public int g1CardQueueBufferOffset() {
583 return javaThreadDirtyCardQueueOffset + dirtyCardQueueBufferOffset;
584 }
585
586 public int g1SATBQueueMarkingOffset() {
587 return javaThreadSatbMarkQueueOffset + satbMarkQueueActiveOffset;
588 }
589
590 public int g1SATBQueueIndexOffset() {
591 return javaThreadSatbMarkQueueOffset + (isJDK8 ? dirtyCardQueueIndexOffset : satbMarkQueueIndexOffset);
592 }
593
594 public int g1SATBQueueBufferOffset() {
595 return javaThreadSatbMarkQueueOffset + (isJDK8 ? dirtyCardQueueBufferOffset : satbMarkQueueBufferOffset);
596 }
597
598 public final int klassOffset = getFieldValue("java_lang_Class::_klass_offset", Integer.class, "int");
599 public final int arrayKlassOffset = getFieldValue("java_lang_Class::_array_klass_offset", Integer.class, "int");
600
601 public final int basicLockSize = getFieldValue("CompilerToVM::Data::sizeof_BasicLock", Integer.class, "int");
602 public final int basicLockDisplacedHeaderOffset = getFieldOffset("BasicLock::_displaced_header", Integer.class, "markOop");
603
604 public final int threadPollingPageOffset = getFieldOffset("Thread::_polling_page", Integer.class, "address", -1);
605 public final int threadAllocatedBytesOffset = getFieldOffset("Thread::_allocated_bytes", Integer.class, "jlong");
606
607 public final int tlabRefillWasteIncrement = getFlag("TLABWasteIncrement", Integer.class);
608
609 private final int threadLocalAllocBufferStartOffset = getFieldOffset("ThreadLocalAllocBuffer::_start", Integer.class, "HeapWord*");
610 private final int threadLocalAllocBufferEndOffset = getFieldOffset("ThreadLocalAllocBuffer::_end", Integer.class, "HeapWord*");
611 private final int threadLocalAllocBufferTopOffset = getFieldOffset("ThreadLocalAllocBuffer::_top", Integer.class, "HeapWord*");
612 private final int threadLocalAllocBufferPfTopOffset = getFieldOffset("ThreadLocalAllocBuffer::_pf_top", Integer.class, "HeapWord*");
613 private final int threadLocalAllocBufferSlowAllocationsOffset = getFieldOffset("ThreadLocalAllocBuffer::_slow_allocations", Integer.class, "unsigned");
614 private final int threadLocalAllocBufferFastRefillWasteOffset = getFieldOffset("ThreadLocalAllocBuffer::_fast_refill_waste", Integer.class, "unsigned");
615 private final int threadLocalAllocBufferNumberOfRefillsOffset = getFieldOffset("ThreadLocalAllocBuffer::_number_of_refills", Integer.class, "unsigned");
616 private final int threadLocalAllocBufferRefillWasteLimitOffset = getFieldOffset("ThreadLocalAllocBuffer::_refill_waste_limit", Integer.class, "size_t");
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363 public final int fieldInfoInitvalIndexOffset = getConstant("FieldInfo::initval_index_offset", Integer.class);
364 public final int fieldInfoLowPackedOffset = getConstant("FieldInfo::low_packed_offset", Integer.class);
365 public final int fieldInfoHighPackedOffset = getConstant("FieldInfo::high_packed_offset", Integer.class);
366 public final int fieldInfoFieldSlots = getConstant("FieldInfo::field_slots", Integer.class);
367
368 public final int fieldInfoTagSize = getConstant("FIELDINFO_TAG_SIZE", Integer.class);
369
370 public final int jvmAccMonitorMatch = getConstant("JVM_ACC_MONITOR_MATCH", Integer.class);
371 public final int jvmAccHasMonitorBytecodes = getConstant("JVM_ACC_HAS_MONITOR_BYTECODES", Integer.class);
372 public final int jvmAccHasFinalizer = getConstant("JVM_ACC_HAS_FINALIZER", Integer.class);
373 public final int jvmAccFieldInternal = getConstant("JVM_ACC_FIELD_INTERNAL", Integer.class);
374 public final int jvmAccFieldStable = getConstant("JVM_ACC_FIELD_STABLE", Integer.class);
375 public final int jvmAccFieldHasGenericSignature = getConstant("JVM_ACC_FIELD_HAS_GENERIC_SIGNATURE", Integer.class);
376 public final int jvmAccWrittenFlags = getConstant("JVM_ACC_WRITTEN_FLAGS", Integer.class);
377 public final int jvmAccSynthetic = getConstant("JVM_ACC_SYNTHETIC", Integer.class);
378
379 public final int threadTlabOffset = getFieldOffset("Thread::_tlab", Integer.class, "ThreadLocalAllocBuffer");
380 public final int javaThreadAnchorOffset = getFieldOffset("JavaThread::_anchor", Integer.class, "JavaFrameAnchor");
381 public final int threadObjectOffset = getFieldOffset("JavaThread::_threadObj", Integer.class, "oop");
382 public final int osThreadOffset = getFieldOffset("JavaThread::_osthread", Integer.class, "OSThread*");
383 public final int threadIsMethodHandleReturnOffset = getFieldOffset("JavaThread::_is_method_handle_return", Integer.class, "int");
384 public final int threadObjectResultOffset = getFieldOffset("JavaThread::_vm_result", Integer.class, "oop");
385 public final int jvmciCountersThreadOffset = getFieldOffset("JavaThread::_jvmci_counters", Integer.class, "jlong*");
386 public final int javaThreadReservedStackActivationOffset = getFieldOffset("JavaThread::_reserved_stack_activation", Integer.class, "address", intNotPresentInJDK8);
387
388 /**
389 * An invalid value for {@link #rtldDefault}.
390 */
391 public static final long INVALID_RTLD_DEFAULT_HANDLE = 0xDEADFACE;
392
393 /**
394 * Address of the library lookup routine. The C signature of this routine is:
395 *
396 * <pre>
397 * void* (const char *filename, char *ebuf, int ebuflen)
398 * </pre>
399 */
400 public final long dllLoad = getAddress("os::dll_load");
401
402 /**
403 * Address of the library lookup routine. The C signature of this routine is:
436 }
437
438 public int threadLastJavaPcOffset() {
439 return javaThreadAnchorOffset + javaFrameAnchorLastJavaPcOffset;
440 }
441
442 public int threadLastJavaFpOffset() {
443 assert osArch.equals("aarch64") || osArch.equals("amd64");
444 return javaThreadAnchorOffset + getFieldOffset("JavaFrameAnchor::_last_Java_fp", Integer.class, "intptr_t*");
445 }
446
447 public int threadJavaFrameAnchorFlagsOffset() {
448 assert osArch.equals("sparc");
449 return javaThreadAnchorOffset + getFieldOffset("JavaFrameAnchor::_flags", Integer.class, "int");
450 }
451
452 public final int runtimeCallStackSize = getConstant("frame::arg_reg_save_area_bytes", Integer.class, intRequiredOnAMD64);
453 public final int frameInterpreterFrameSenderSpOffset = getConstant("frame::interpreter_frame_sender_sp_offset", Integer.class, intRequiredOnAMD64);
454 public final int frameInterpreterFrameLastSpOffset = getConstant("frame::interpreter_frame_last_sp_offset", Integer.class, intRequiredOnAMD64);
455
456 public final int osThreadInterruptedOffset = getFieldOffset("OSThread::_interrupted", Integer.class, "jint");
457
458 public final long markOopDescHashShift = getConstant("markOopDesc::hash_shift", Long.class);
459
460 public final int biasedLockMaskInPlace = getConstant("markOopDesc::biased_lock_mask_in_place", Integer.class);
461 public final int ageMaskInPlace = getConstant("markOopDesc::age_mask_in_place", Integer.class);
462 public final int epochMaskInPlace = getConstant("markOopDesc::epoch_mask_in_place", Integer.class);
463 public final long markOopDescHashMask = getConstant("markOopDesc::hash_mask", Long.class);
464 public final long markOopDescHashMaskInPlace = getConstant("markOopDesc::hash_mask_in_place", Long.class);
465
466 public final int unlockedMask = getConstant("markOopDesc::unlocked_value", Integer.class);
467 public final int monitorMask = getConstant("markOopDesc::monitor_value", Integer.class, -1);
468 public final int biasedLockPattern = getConstant("markOopDesc::biased_lock_pattern", Integer.class);
469
470 // This field has no type in vmStructs.cpp
471 public final int objectMonitorOwner = getFieldOffset("ObjectMonitor::_owner", Integer.class, null, -1);
472 public final int objectMonitorRecursions = getFieldOffset("ObjectMonitor::_recursions", Integer.class, "intptr_t", -1);
473 public final int objectMonitorCxq = getFieldOffset("ObjectMonitor::_cxq", Integer.class, "ObjectWaiter*", -1);
474 public final int objectMonitorEntryList = getFieldOffset("ObjectMonitor::_EntryList", Integer.class, "ObjectWaiter*", -1);
475
549 public final int logOfHRGrainBytes = getFieldValue("HeapRegion::LogOfHRGrainBytes", Integer.class, "int");
550
551 public final byte dirtyCardValue = jdkVersion >= 11 ? getConstant("CardTable::dirty_card", Byte.class)
552 : (jdkVersion > 8 ? getConstant("CardTableModRefBS::dirty_card", Byte.class) : getFieldValue("CompilerToVM::Data::dirty_card", Byte.class, "int"));
553 public final byte g1YoungCardValue = jdkVersion >= 11 ? getConstant("G1CardTable::g1_young_gen", Byte.class)
554 : (jdkVersion > 8 ? getConstant("G1SATBCardTableModRefBS::g1_young_gen", Byte.class) : getFieldValue("CompilerToVM::Data::g1_young_card", Byte.class, "int"));
555
556 public final long cardtableStartAddress = getFieldValue("CompilerToVM::Data::cardtable_start_address", Long.class, "jbyte*");
557 public final int cardtableShift = getFieldValue("CompilerToVM::Data::cardtable_shift", Integer.class, "int");
558
559 /**
560 * This is the largest stack offset encodeable in an OopMapValue. Offsets larger than this will
561 * throw an exception during code installation.
562 */
563 public final int maxOopMapStackOffset = getFieldValueWithAlternate("CompilerToVM::Data::_max_oop_map_stack_offset", "JVMCIRuntime::max_oop_map_stack_offset", Integer.class, "int");
564
565 public final long safepointPollingAddress = getFieldValue("os::_polling_page", Long.class, "address");
566
567 // G1 Collector Related Values.
568
569 public final int g1SATBQueueMarkingOffset = getConstant("G1ThreadLocalData::satb_mark_queue_active_offset", Integer.class);
570 public final int g1SATBQueueIndexOffset = getConstant("G1ThreadLocalData::satb_mark_queue_index_offset", Integer.class);
571 public final int g1SATBQueueBufferOffset = getConstant("G1ThreadLocalData::satb_mark_queue_buffer_offset", Integer.class);
572 public final int g1CardQueueIndexOffset = getConstant("G1ThreadLocalData::dirty_card_queue_index_offset", Integer.class);
573 public final int g1CardQueueBufferOffset = getConstant("G1ThreadLocalData::dirty_card_queue_buffer_offset", Integer.class);
574
575 public final int klassOffset = getFieldValue("java_lang_Class::_klass_offset", Integer.class, "int");
576 public final int arrayKlassOffset = getFieldValue("java_lang_Class::_array_klass_offset", Integer.class, "int");
577
578 public final int basicLockSize = getFieldValue("CompilerToVM::Data::sizeof_BasicLock", Integer.class, "int");
579 public final int basicLockDisplacedHeaderOffset = getFieldOffset("BasicLock::_displaced_header", Integer.class, "markOop");
580
581 public final int threadPollingPageOffset = getFieldOffset("Thread::_polling_page", Integer.class, "address", -1);
582 public final int threadAllocatedBytesOffset = getFieldOffset("Thread::_allocated_bytes", Integer.class, "jlong");
583
584 public final int tlabRefillWasteIncrement = getFlag("TLABWasteIncrement", Integer.class);
585
586 private final int threadLocalAllocBufferStartOffset = getFieldOffset("ThreadLocalAllocBuffer::_start", Integer.class, "HeapWord*");
587 private final int threadLocalAllocBufferEndOffset = getFieldOffset("ThreadLocalAllocBuffer::_end", Integer.class, "HeapWord*");
588 private final int threadLocalAllocBufferTopOffset = getFieldOffset("ThreadLocalAllocBuffer::_top", Integer.class, "HeapWord*");
589 private final int threadLocalAllocBufferPfTopOffset = getFieldOffset("ThreadLocalAllocBuffer::_pf_top", Integer.class, "HeapWord*");
590 private final int threadLocalAllocBufferSlowAllocationsOffset = getFieldOffset("ThreadLocalAllocBuffer::_slow_allocations", Integer.class, "unsigned");
591 private final int threadLocalAllocBufferFastRefillWasteOffset = getFieldOffset("ThreadLocalAllocBuffer::_fast_refill_waste", Integer.class, "unsigned");
592 private final int threadLocalAllocBufferNumberOfRefillsOffset = getFieldOffset("ThreadLocalAllocBuffer::_number_of_refills", Integer.class, "unsigned");
593 private final int threadLocalAllocBufferRefillWasteLimitOffset = getFieldOffset("ThreadLocalAllocBuffer::_refill_waste_limit", Integer.class, "size_t");
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