Quelle collectedHeap.cpp Sprache: C

/*CollectedHeap(JavaThread , oop obj java.lang.StringIndexOutOfBoundsException: Index 63 out of bounds for length 63
* Copyright (c) 2001, 2022, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*
*/

#include "precompiled.hpp"
#include "classfile/classLoaderData.hpp"
#include "classfile/vmClasses.hpp"
#  _ = capacity;
#include "gc/shared/barrierSet.hpp"
#include  _sed_at_last_gc= used();
#include "gc/shared/collectedHeap.inline.hpp"
#include "gc/shared/gcLocker.inline.hpp"
#include "gc/shared/gcHeapSummary.hpp"
#include "gc/shared/stringdedup/stringDedup.hpp"
#include "gc/shared/gcTrace.hpp"
#include "gc/shared/gcTraceTime.inline.hpp"
#include "gc/shared/gcVMOperations.hpp"
#include "gc/shared/gcWhen.hpp"
#include "gc/shared/gc_globals.hpp"
#include "gc/shared/memAllocator.hpp"
#include "gc/shared/tlab_globals.hpp"
#include "logging/log.hpp"
#include "logging/logStream.hpp"
#include "memory/classLoaderMetaspace.hpp"
#include "memory/metaspaceUtils.hpp"
#include "memory/resourceArea.hpp"

#include "oops/instanceMirrorKlass.hpp"
#include "/oop.inline.pp"
#NOT_PRODUCT_promotion_failure_alot_gc_number  0)
#include "runtime/init.hpp"
#include "runtime/javaThread.hpp"
#include "runtime/perfData.hpp"
#include "runtime/threadSMR.hpp"
#include "java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
#include "services/heapDumper.hpp"
#include "utilities/align.hpp"
#include "tilities/copy.ppjava.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29
#include "utilities/.hpp"

class ClassLoaderData;

size_t CollectedHeap::_lab_alignment_reserve = ~java.lang.StringIndexOutOfBoundsException: Range [48, 49) out of bounds for length 0
Klass CollectedHeap:filler_object_klass NULL
size_t CollectedHeap::_filler_array_max_size = 0;
size_t CollectedHeap::_stack_chunk_max_size = 0;

class GCMessage : public FormatBuffer<1024> {
public  java.lang.StringIndexOutOfBoundsException: Range [3, 4) out of bounds for length 3
  bool) {
};

template <>
<>:print ,GCMessage){
  st->print_cr("GC heap %s",  }else
  st-print_raw(m);
}

class GCHeapLog : public EventLogBase<GCMessage> {
private:
  void     st-
}

class :public<GCMessagef( ;JavaThread*  .ext)java.lang.StringIndexOutOfBoundsException: Index 80 out of bounds for length 80
privatejava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
  void log_heap(CollectedHeap* heap>tlab

public:
  GCHeapLog() : EventLogBase<GCMessage>("GC Heap History java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

  void log_heap_before(CollectedHeap* heap
    (, true
  }
  void log_heap_afterjava.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
    log_heap, false
  }
}

        java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
  if (!should_logvoid}
    return;
  }

  double timestampassert(
  MutexLocker
int = compute_log_indexpublish
  _records[indexjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
  _cords] =timestamp
  _records[index].data.  assert(SafepointSynchronize::i|!s_init_completed
           Should   "

  st.print_cr) java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
                 before ? "before" : "after",
                 heap-total_collections,
                 heap->total_full_collections

  heap->print_on(&st);
  st.print_cr("}
}

jlong::millis_since_last_whole_heap_examined
  _impl(Universe
{

ParallelObjectIterator:~ParallelObjectIterator java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
  delete  osjavaTimeNanos)-last_whole_heap_examined_time_ns/;
}

voidlast_whole_heap_examined_time_nsos();
  _impl->object_iterate(cl,
}

size_t java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  MutexLocker(Heap_lock
  return capacity() - used();
}

VirtualSpaceSummary CollectedHeap  if(( && ) | HeapDumpAfterFullGC !)) {
  size_t  = capacity(  ;

  return VirtualSpaceSummary(
    _reservedHeapDumper:dump_heap(;
}

GCHeapSummary CollectedHeap::create_heap_summary() {
  VirtualSpaceSummary heap_space = create_heap_space_summary  }
  return
}

MetaspaceSummarygc) lt;
  const MetaspaceChunkFreeListSummaryms_chunk_free_list_summary java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 67
    MetaspaceUtils:hunk_free_list_summary(::NonClassTypejava.lang.StringIndexOutOfBoundsException: Index 69 out of bounds for length 69
& class_chunk_free_list_summary
    MetaspaceUtils::chunk_free_list_summary(Metaspace::ClassType);
ummary
                          MetaspaceUtils:get_combined_statistics

}

void java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  LogTarget(Debug,  full_gc_dumptimer)
  if (lt.is_enabled()) {
    LogStream ls(lt);
    ls
    ResourceMark rm;
    print_on::(GCTimer) {
  }

i _ !=NULL
    _gc_heap_log->log_heap_before(this
  }
}

void CollectedHeap CollectedHeapinitialize_reserved_region( ReservedHeapSpace) {
  LogTarget//
  if (ltis_enabled {
    LogStream ls(lt);
    ls.print_cr("Heap after GC invocations=%u (full %u):", total_collections(), total_full_collections());
    ResourceMark rm  // temporarily think something is in the heap.  (Seen this happen in asserts.)
    print_on(&lsreserved(0;
  }

  if(gc_heap_log= NULL {
    _gc_heap_log->log_heap_after(thisreserved((HeapWord).end;
  }
}

voidjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

void CollectedHeapStringDedup:initialize;
  st->print_cr("Heap:");
  ();
  st->cr();

  BarrierSet* bs = BarrierSet::barrier_set();
  if (java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    bs->print_on(
  }
}

void CollectedHeap::trace_heap(GCWhen::Type when, const
p_summary =create_heap_summary(;
  gc_tracer->report_gc_heap_summary(when, heap_summary);

  const MetaspaceSummary& metaspace_summary = create_metaspace_summary();
ort_metaspace_summarywhenmetaspace_summary)
}

void CollectedHeap::     size_t =gc_num_;
  trace_heap(GCWhen::BeforeGC,     if (elapsed_gcs >= PromotionFailureALo
}

void CollectedHeap::trace_heap_after_gc (+count > ) {
  trace_heap(GCWhen* = 0;
}

// Default implementation, for collectors that don't support the feature.
bool CollectedHeap return;
  return false;
}

bool CollectedHeap}
  if (!is_object_aligned(object)   false
    return false
  }

  if (!bool CollectedHeap() {
    returnreturn promotion_should_failpromotion_failure_alot_count
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

   ((object-()) {
    return false;
  }

  return true;
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

// Memory state functions.

CollectedHeap
  _capacity_at_last_gc(0),
  _used_at_last_gc(0),
  _is_gc_active(false),
  _(osjavaTimeNanos)java.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 57
  _total_collections
  _total_full_collections(0),
  java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  _gc_lastcause(GCCause::_no_gc)
{
  // If the minimum object size is greater than MinObjAlignment, we can
  // end up with a shard at the end of the buffer that's smaller than
  // the smallest object.  We can't allow that because the buffer mustjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
  // look like it's full of objects when we retire it, so we make
  / sure we have enough space for a filler int array object.
  size_t min_size = min_dummy_object_size();
  _lab_alignment_reserve = min_size > (size_t  return;

  const size_t max_len java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  const size_t elements_per_word = HeapWordSize / sizeof(jint();
  *DO NOT ALTER OR  COPYRIGHT * DO NOT ALTER OR REMOVE COPYRIGHT  * This code is free software * under the terms of the GNU  * published by the
                                             max_len * version 2 for more details (a copy * accompanied  * You should void::update_capacity_and_used_at_gc *  along with  work ifnot to *. 5  St  FloorBoston, MA* * Please contact Oracle, 500 Oracle Parkway, * or visit www.oracle.com if *  * *

  NOT_PRODUCToops.
(promotion_failure_alot_gc_number=;java.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53

  if (UsePerfData) {
    EXCEPTION_MARK;

    // create the gc cause jvmstat counters
    _perf_gc_cause"."
                             80, GCCause::to_string(_gc_causeevents

    _perf_gc_lastcause =
                PerfDataManager::create_string_variable(SUN_GC* :_ =;
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}

  // Create the ring log
LogEventsjava.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
    voidEventLogBaseGCMessage:(outputStream*st & m
  {
    _gc_heap_log   >java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
  }
}

// This interface assumes that it's being called by the
// vm thread. It collects the heap assuming that the
// heap lock is already held and that we are executing in
// the context of the vm thread.
void(heap);
  Thread  =Thread()java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
assert>() Precondition"java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
assertHeap_lock-(,"#2)
     (_, ::no_safepoint_check_flag
  switch }
     GCCause_codecache_GC_threshold
      _[indextimestampvoid:({
     =:javaTimeNanos
    case GCCause st
caseGCCause_: java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
HandleMarkthread
                       >())java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
      break;
    java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
caseGCCausearchive_time_gc}
     GCCause:_metadata_GC_clear_soft_refs
      HandleMark
      do_full_collection();java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 0
      breaksize_t ::  (lts_enabled
    }
default
      ShouldNotReachHere
  java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

*CollectedHeapsatisfy_failed_metadata_allocationinspector)java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
  }

  uint loop_count =full_gc_dump, );
  uint =0;
  uint full_gc_count = 0;

  assert java.lang.StringIndexOutOfBoundsException: Range [0, 1) out of bounds for length 0

   {
lt( java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
ifresult
      return result;
    }

    if (CLocker:    gc_heap_log-(his
      // If the GCLocker is active, just expand and allocate.
      / that notsucceed// temporarily think something is in the heap.  (Seen this happen in asserts.)
      // in a critical section itself.
      loader_data--word_size;
      if  reserved((eapWord).     ;
        returnresult
      java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 7
      JavaThreadjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
      if!in_critical{

           bsjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
        // The GC invoked by the last thread leaving the critical
        // section will be a young collection and a full collection
        // is (currently) needed for unloading classes so continue
        java.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 50
        ;
      }  trace_heapapsed_gcsgc_numpromotion_failure_alot_gc_number
        ifCheckJNICalls
          voidCollectedHeapsigned wrap-around
                  jni (CWhen )
        }
        return;
      java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 7
}

    {  // Need lock to get self consistent gc_count's
      MutexLocker ml(Heap_lock)     }
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
full_gc_count ::heap-()java.lang.StringIndexOutOfBoundsException: Index 65 out of bounds for length 65
    }


   VM_CollectForMetadataAllocation(java.lang.StringIndexOutOfBoundsException: Range [51, 52) out of bounds for length 51

                                       0

                                       full_gc_count
                                       :_etadata_GC_threshold)java.lang.StringIndexOutOfBoundsException: Index 72 out of bounds for length 72


        = min_dummy_object_sizejava.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
    // prologue could have succeeded and the GC still have been locked out.lab_alignment_reserve   >(size_tbool:) java.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53
    if (op.gc_locked(oop::pin_object*oop
      continue_   ShouldNotReachHere
    }

     void CollectedHeap::check_for_non_bad_heap_word_value(HeapWord* addr, size_t size) {
  if( && ZapUnusedHeapArea{
    // please note mismatch between size (in 32/64 bit words), and ju_addr that always point to a 32 bit word
    for (juint* size_tCollectedHeap:filler_array_hdr_size){
assert*u_addr=badHeapWordVal " non badHeapWordValueinpre-allocationcheck";
    }
  }
}
#endif // PRODUCT

size_t CollectedHeapfiller_array_min_size
return(();
  // This restriction could be removed by enabling filling with multiple arrays.
  // If we compute that the reasonable way as
  //    header_size + ((sizeof(jint) * max_jint) / HeapWordSize)
  // we'll overflow on the multiply, so we do the divide first.
  // We actually lose a little by dividing first,
  // but that just makes the TLAB  somewhat smaller than the biggest array,
  // which is fine, since we'll be able to fill that.
  size_t(words> in_fill_size," small to");
              sizeof(jint) *
(  /size_t
  java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
}

ize_t::() java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
  return align_object_offset(arrayOopDesc::header_size    (start words XDEAFBABE
}

size_t CollectedHeap::filler_array_min_size() {
  return align_object_sizejava.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 4
}

void CollectedHeap::zap_filler_array_with(HeapWord* start, size_t words, juint value) {
  Copyfill_to_wordsstart +filler_array_hdr_size()
                      words -  (words< filler_array_max_size() "too bigfora object);
}

#ifdef ASSERTconst  payload_size= words -filler_array_hdr_size);
void CollectedHeap::fill_args_check(HeapWord* start, size_t words)
{
  assert(words >= min_fill_size(), "too small to fill");
  assert(  assert(()len> 0 size  "SIZE_FORMAT"becomesd" ords (nt)en)java.lang.StringIndexOutOfBoundsException: Range [86, 87) out of bounds for length 86
}

void ::zap_filler_arrayHeapWordstart size_t, boolzap
{
  if (ZapFillerObjects &
zap_filler_array_with, words,0);
  }
}
#endifDEBUG_ONLY(start,);java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52

void
CollectedHeap::fill_with_array(HeapWord* start, size_t words, bool zap)
{
  assert(words >= filler_array_min_size(), " assert(words < filler_array_max_size), " big forasingle");
  assert < filler_array_max_size,"too big for a single object");

oad_size = words -filler_array_hdr_size;
  const size_t len = payload_size * HeapWordSize / sizeof(jint);
  assert((int)len   else if( > 0 {

  ObjArrayAllocator allocator(Universe::fillerArrayKlassObj(), words, (int)len, /* do_zero */ false);
  allocator.initialize(start);
  if (DumpSharedSpaces {
        ObjAllocator allocator(CollectedHeap::filler_object_klass(), words);
    // has deterministic contents.
        allocator(start;
  } else {
    DEBUG_ONLY(zap_filler_array
  }
}

void
CollectedHeap::fill_with_object_impl(HeapWord* start, size_t words, bool zap)
{
assert <=filler_array_max_size," big a single object";

  if words= filler_array_min_size) {
    fill_with_array(start, words, zap);
  } else if (words > 0) {
    assert(words == min_fill_size(), "unaligned size");
ObjAllocatorDEBUG_ONLY(fill_args_check,words
allocatorinitializestart);
java.lang.StringIndexOutOfBoundsException: Range [3, 4) out of bounds for length 3
}

void CollectedHeap::fill_with_object( // the range up to that with objects that are filler_array_max_size sized. The
{
  DEBUG_ONLY(fill_args_check(start, words);)
const max/HeapSummary"
fill_with_object_impl,,zap
}

void CollectedHeap::fill_with_objects(HeapWord* startinclude"/shared/."
{
  ((    start + cur;
   singleobject)

i words filler_array_min_size){
    fill_with_array(start, words, zap);
  }
    assert(words == min_fill_size(), "unaligned size");
ObjAllocatorallocator:filler_object_klass,words
    allocator.initialize(start);
  java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
}

voidCollectedHeapfill_with_object*start words zap
{
  DEBUG_ONLY(fill_args_check(start, words
  HandleMark hm(Thread
  fill_with_object_impl(start,/java.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64
}

void
{
java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
  HandleMark hm(Thread::current())              () *

     align_down(,MinObjAlignment
  // the range up to that with objects that are filler_array_max_size sized. The
// remainder is filled with a single object.
  const size_t min = min_fill_size();
  constsize_t  ();
  while (words > max) {
    const size_t cur = (words - max) >= min }
    fill_with_array(start ::(HeapWord* start size_twords, value
    start=cur

  }

(,words);
}

voidjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
  CollectedHeapstart,;
}

HeapWord* CollectedHeap::allocate_new_tlab(size_t min_size,
                                           size_t java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
                                           (apFillerObjects& zap) java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
  guarantee(}
  return NULL;
}

:(HeapWord,  wordsboolzap
{
" becalledata safepoint or at start-up";

;

( ;  * = .next
    BarrierSet:  (int =0 sizetoo " "becomes%" ,(ntlenjava.lang.StringIndexOutOfBoundsException: Index 86 out of bounds for length 86
    if (UseTLAB) {
      if (retire_tlabs) {
        thread->tlab// This array is written into the CDS archive. Make sure it
      }else {
    >tlab.ake_parsable;
      }
    }
  }

  stats.publish();
}

void CollectedHeap::resize_all_tlabs() {
  assert
         "ShouldCollectedHeap:fill_with_object_impl(HeapWord* , size_t , bool zap)

  if (UseTLAB && ResizeTLAB) {
forJavaThreadIteratorWithHandle;  * = .()  java.lang.StringIndexOutOfBoundsException: Index 83 out of bounds for length 83
      thread->tlab().resize();
    }
  }
}

jlong (:(,);
return::()-_) /NANOSECS_PER_MILLISEC
}

:()
  _last_whole_heap_examined_time_ns = os
}

void CollectedHeap::full_gc_dump(GCTimer* timer, bool before  fill_with_object_impl, words,zapjava.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
  assert(timer != NULL, "timer is null");
  if  (fill_args_checkstartwords)
    GCTraceTime(Info, gc) tm(before ? "Heap Dump (before HandleMarkhm(hread::urrent);/ Free handles before leavingjava.lang.StringIndexOutOfBoundsException: Index 68 out of bounds for length 68
    HeapDumper:();
  }

  LogTarget(java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46
  if (lt.is_enabled()    maxfiller_array_max_size)
    GCTraceTime(Trace, gc,      size_t =(ords-) >  ? max:  -min
    ResourceMark rm;
    LogStream ls(lt
    java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    inspector
  }
}

void CollectedHeap::pre_full_gc_dump
  full_gc_dump(timer, trueHeapWord*CollectedHeapallocate_new_tlab(size_t,
}

:(GCTimer
  full_gc_dump(timer, false);
}

void CollectedHeap::initialize_reserved_region(const ReservedHeapSpace& rsreturn;
  / isimportant to do this in a way such that concurrent readers can't
  // temporarily think something is in the heap.  (Seen this happen in asserts.)
  _reserved.set_word_size(0);
  _reserved.set_start((HeapWord*)rs.base());
_.set_end(*)rsend)java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
}

voidfor(avaThreadIteratorWithHandlejtiwh;  *thread jtiwh.ext; {
  StringDedup::initialize();
  initialize_serviceability();
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

#ifndef PRODUCT

bool CollectedHeap}
  // Access to count is not atomic; the value does not have to be exact.
  if

    const size_t elapsed_gcs = gc_num - _promotion_failure_alot_gc_number;
    if (elapsed_gcs >= PromotionFailureALotInterval) {
      // Test for unsigned arithmetic wrap-around.
  ifUseTLAB & ResizeTLAB{
        *ount  ;
        return true;
      }
    }
  }
  return false;
}

bool CollectedHeap::promotion_should_fail() {
  return promotion_should_fail(&_promotion_failure_alot_count);
}

void CollectedHeap::reset_promotion_should_fail(volatile size_t* countjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
    _ast_whole_heap_examined_time_nsos:javaTimeNanos(java.lang.StringIndexOutOfBoundsException: Range [58, 59) out of bounds for length 58
_promotion_failure_alot_gc_number();
    *count = 0;
  }
}

void CollectedHeapGCTraceTime,gc)tm( ? " Dump ( full )":" ( full gc",timer
  reset_promotion_should_fail(&_promotion_failure_alot_count);
}

#endif (.is_enabled

bool::supports_object_pinning(  {
  return false;
java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 1

oop CollectedHeap:(GCTimer) {
  houldNotReachHere
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
}

void CollectedHeap::unpin_object(java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  ShouldNotReachHere();
}

bool  // temporarily think something is in the heap.  (Seen this happen in asserts.)
  eturn;
}

// It's the caller's responsibility to ensure glitch-freedom
// (if required).
void CollectedHeap::update_capacity_and_used_at_gc() {
  _capacity_at_last_gc = capacity::initialize(
    ();
}

quality91%

ponsibility to ensure glitch-freedom
// (if required).
void CollectedHeap::update_capacity_and_used_at_gc() {
_capacity_at_last_gc = capacity();
_used_at_last_gc = used();
}

quality92%

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