internal static void Initialize()
{
// The card table covers all the heap. Below is not accurate heap
// size. It includes all the memory space, starting from address 0.
// TODO: find more accurate heap size and start
UIntPtr heapSize = PageTable.pageTableCount * PageTable.PageSize;
VTable.Assert((heapSize >> CardBits) << CardBits == heapSize,
"Assumption: pageSize is expected to be multiple of CardSize");
UIntPtr heapStart = (UIntPtr)0;
totalCards = heapSize >> CardBits;
firstCardNo = heapStart >> CardBits;
UIntPtr tablePtr = PageManager.AllocateNonheapMemory(null, totalCards);
VTable.Assert(tablePtr != UIntPtr.Zero);
cardTablePtr = (byte *)tablePtr;
cardTableBase = (byte *)(tablePtr - firstCardNo);
CardTable.instance = (CardTable)
BootstrapMemory.Allocate(typeof(CardTable));
OffsetTable.Initialize(totalCards);
for (UIntPtr c = firstCardNo; c < firstCardNo + totalCards; c++)
{
VTable.Assert(!CardIsDirty(c), "Card table initialization error");
}
}
public static new void Initialize()
{
ConcurrentMSCollector.InitializeAllButVisitors();
// instance = new CoCoMSCollector();
ConcurrentMSCollector.instance
= CoCoMSCollector.instance
= (CoCoMSCollector)
BootstrapMemory.Allocate(typeof(CoCoMSCollector));
ConcurrentMSCollector.markReferenceVisitor =
(MarkReferenceVisitor)
BootstrapMemory.Allocate(typeof(MarkAndForwardReferenceVisitor));
CoCoMSCollector.normalStackMarker =
(NonNullReferenceVisitor)
BootstrapMemory.Allocate(typeof(StackForwardReferenceVisitor));
CoCoMSCollector.pinStackMarker =
(NonNullReferenceVisitor)
BootstrapMemory.Allocate(typeof(StackMarkPinnedReferenceVisitor));
CoCoMSCollector.nopStackMarker =
(NonNullReferenceVisitor)
BootstrapMemory.Allocate(typeof(StackNopReferenceVisitor));
ConcurrentMSCollector.stackMarkReferenceVisitor =
CoCoMSCollector.normalStackMarker;
ConcurrentMSCollector.stackMarkPinnedReferenceVisitor =
CoCoMSCollector.normalStackMarker;
ConcurrentMSCollector.updateReferenceVisitor =
(UpdateReferenceVisitor)
BootstrapMemory.Allocate(typeof(UpdateAndForwardReferenceVisitor));
ConcurrentMSCollector.partialFreePageVisitor =
(SegregatedFreeList.PartialFreePageVisitor)
BootstrapMemory.Allocate(typeof(TaggingPartialFreePageVisitor));
// sweepVisitor = new SweepVisitor();
sweepVisitor = (SweepVisitor)
BootstrapMemory.Allocate(typeof(SweepVisitor));
}
internal static new void Initialize()
{
if (WriteBarrierCMS.instance == null)
{
WriteBarrierCMS.instance = (WriteBarrierCMS)
BootstrapMemory.Allocate(typeof(WriteBarrierCMS));
}
}
public static new void Initialize()
{
GenerationalCollector.Initialize();
SemispaceCollector.Initialize();
SlidingCollector.Initialize();
// instance = new AdaptiveCopyingCollector();
instance = (AdaptiveCopyingCollector )
BootstrapMemory.Allocate(typeof(AdaptiveCopyingCollector));
}
public static void Initialize()
{
Object plcLinkObj = BootstrapMemory.Allocate(typeof(PLCLink));
firstPLCLink =
(PLCLink *)(Magic.addressOf(plcLinkObj) + PostHeader.Size);
plcListVtable = ((RuntimeType)typeof(PLCLink[])).classVtable;
plcListChunkBytes =
ObjectLayout.ArraySize(plcListVtable, plcListChunkLength);
}
public static new void Initialize()
{
GenerationalCollector.Initialize();
// copyScanners = new CopyScan[MAX_GENERATION+1];
copyScanners = (CopyScan[])
BootstrapMemory.Allocate(typeof(CopyScan[]),
(uint)MAX_GENERATION + 1);
for (int i = (int)MIN_GENERATION; i <= (int)MAX_GENERATION; i++)
{
switch (GC.copyscanType)
{
case CopyScanType.CheneyScan: {
copyScanners[i] = (CopyScan)
BootstrapMemory.Allocate(typeof(CheneyScan));
break;
}
case CopyScanType.HierarchicalScan: {
copyScanners[i] = (CopyScan)
BootstrapMemory.Allocate(typeof(HierarchicalScan));
break;
}
case CopyScanType.NestedHierarchicalScan: {
copyScanners[i] = (CopyScan)
BootstrapMemory.Allocate(typeof(NestedHierarchicalScan));
break;
}
default: {
VTable.NotReached("Unknown CopyScan type: " +
GC.copyscanType);
break;
}
}
copyScanners[i].Initialize((PageType)i);
}
// SemispaceCollector.instance = new SemispaceCollector();
SemispaceCollector.instance = (SemispaceCollector)
BootstrapMemory.Allocate(typeof(SemispaceCollector));
// generalReferenceVisitor = new ForwardReferenceVisitor();
SemispaceCollector.generalReferenceVisitor = (ForwardReferenceVisitor)
BootstrapMemory.Allocate(typeof(ForwardReferenceVisitor));
// threadReferenceVisitor = new ForwardThreadReference(generalReferenceVisitor);
SemispaceCollector.threadReferenceVisitor = (ForwardThreadReference)
BootstrapMemory.Allocate(typeof(ForwardThreadReference));
// pinnedReferenceVisitor = new RegisterPinnedReference();
SemispaceCollector.pinnedReferenceVisitor = (RegisterPinnedReference)
BootstrapMemory.Allocate(typeof(RegisterPinnedReference));
// forwardOnlyReferenceVisitor = new ForwardOnlyReferenceVisitor();
SemispaceCollector.forwardOnlyReferenceVisitor = (ForwardOnlyReferenceVisitor)
BootstrapMemory.Allocate(typeof(ForwardOnlyReferenceVisitor));
}
internal static new void Initialize()
{
if (fDietDebug)
{
VTable.DebugPrint("Diet DoCo!\n");
}
ProbabilisticCoCoBarrier.instance =
(ProbabilisticCoCoBarrier)
BootstrapMemory.Allocate(typeof(ProbabilisticCoCoBarrier));
ProbabilisticCoCoBarrier.instance.InitEarly();
LowAbortCoCoBarrier.Initialize();
}
internal static void Initialize(int count, UIntPtr size)
{
writeBufferSize = ((int)size * count) / UIntPtr.Size;
chunkSize = (int)size;
UIntPtr memorySize = (UIntPtr)UIntPtr.Size * (uint)writeBufferSize;
writeBuffer = (UIntPtr *)
PageManager.AllocateNonheapMemory(null, memorySize);
VTable.Assert(writeBuffer != null);
AdjustChunkSize(1);
SequentialStoreBuffer.instance = (SequentialStoreBuffer)
BootstrapMemory.Allocate(typeof(SequentialStoreBuffer));
}
public new static void Initialize()
{
RCCollector.Initialize();
if (VerificationMode)
{
backupInit =
(BackupInitializer)BootstrapMemory.
Allocate(typeof(BackupInitializer));
backupRefCount =
(BackupRefCount)BootstrapMemory.
Allocate(typeof(BackupRefCount));
incrementBackupRefCount =
(IncrementBackupRefCount)BootstrapMemory.
Allocate(typeof(IncrementBackupRefCount));
rootsScanner =
(RootsScanner)BootstrapMemory.
Allocate(typeof(RootsScanner));
resetRoots =
(ResetRoots)BootstrapMemory.
Allocate(typeof(ResetRoots));
resetTraversal =
(ResetTraversal)BootstrapMemory.
Allocate(typeof(ResetTraversal));
leakAccumulator =
(LeakAccumulator)BootstrapMemory.
Allocate(typeof(LeakAccumulator));
leakedNodesDFS =
(LeakedNodesDFS)BootstrapMemory.
Allocate(typeof(LeakedNodesDFS));
leakedCycleClosure =
(LeakedCycleClosure)BootstrapMemory.
Allocate(typeof(LeakedCycleClosure));
dfsMarker =
(DFSMarker)BootstrapMemory.
Allocate(typeof(DFSMarker));
cycleClosure =
(CycleClosure)BootstrapMemory.
Allocate(typeof(CycleClosure));
bfsMarker =
(BFSMarker)BootstrapMemory.
Allocate(typeof(BFSMarker));
leakedRoots =
(LeakedRoots)BootstrapMemory.
Allocate(typeof(LeakedRoots));
leakedRootsCounter =
(LeakedRootsCounter)BootstrapMemory.
Allocate(typeof(LeakedRootsCounter));
}
}
public new static void Initialize() {
SingleThreadedRCCollector.Initialize();
incrementer =
(RefCountIncrementer)BootstrapMemory.
Allocate(typeof(RefCountIncrementer));
decrementer =
(RefCountDecrementer)BootstrapMemory.
Allocate(typeof(RefCountDecrementer));
instance =
(ARCSCollector)BootstrapMemory.
Allocate(typeof(ARCSCollector));
}
public static unsafe void Initialize()
{
internalIncrementer =
(InternalIncrementer)BootstrapMemory.
Allocate(typeof(InternalIncrementer));
internalDecrementer =
(InternalDecrementer)BootstrapMemory.
Allocate(typeof(InternalDecrementer));
internalScanner =
(InternalScanner)BootstrapMemory.
Allocate(typeof(InternalScanner));
internalReclaimer =
(InternalReclaimer)BootstrapMemory.
Allocate(typeof(InternalReclaimer));
}
internal static new void Initialize()
{
if (gcCountTable != null)
{
return;
}
StopTheWorldCollector.Initialize();
defaultGeneration = MAX_GENERATION;
uint tableSize = (uint)MAX_GENERATION + 1;
nurserySize = (UIntPtr)(1 << 24);
// gcCountTable = new short[MAX_GENERATION+1];
gcCountTable = (short[])
BootstrapMemory.Allocate(typeof(short[]), tableSize);
// gcFrequencyTable = new short[MAX_GENERATION+1];
gcFrequencyTable = (short[])
BootstrapMemory.Allocate(typeof(short[]), tableSize);
// gcPromotedTable = new UIntPtr[MAX_GENERATION+1];
gcPromotedTable = (UIntPtr[])
BootstrapMemory.Allocate(typeof(UIntPtr[]), tableSize);
// gcPromotedLimitTable = new UIntPtr[MAX_GENERATION+1];
gcPromotedLimitTable = (UIntPtr[])
BootstrapMemory.Allocate(typeof(UIntPtr[]), tableSize);
pretenuredSinceLastFullGC = UIntPtr.Zero;
// fromSpacePageCounts = new int[MAX_GENERATION+1];
fromSpacePageCounts = (int[])
BootstrapMemory.Allocate(typeof(int[]),
(uint)MAX_GENERATION + 1);
MinGenPage = (UIntPtr[])
BootstrapMemory.Allocate(typeof(UIntPtr[]),
(uint)MAX_GENERATION + 1);
MaxGenPage = (UIntPtr[])
BootstrapMemory.Allocate(typeof(UIntPtr[]),
(uint)MAX_GENERATION + 1);
// Initialization of tables
// gcFrequencyTable and gcPromotedLimitTable may be modified by
// VTable.ParseArgs
gcFrequencyTable[(int)MIN_GENERATION] = Int16.MaxValue;
gcPromotedLimitTable[(int)MIN_GENERATION] = (UIntPtr)1 << 25; // 32MB
// Install the remembered set
InstallRemSet();
}
public static unsafe void Initialize()
{
maxEntries = 1 << 16;
VTable UIntPtrArrayVtable =
((RuntimeType)typeof(UIntPtr[])).classVtable;
tableSize =
ObjectLayout.ArraySize(UIntPtrArrayVtable, maxEntries);
// Allocate a pool for ZCT
BumpAllocator entryPool = new BumpAllocator(PageType.NonGC);
UIntPtr memStart = MemoryManager.AllocateMemory(tableSize);
entryPool.SetZeroedRange(memStart, tableSize);
PageManager.SetStaticDataPages(memStart, tableSize);
// Initialize ZCT
zeroCountTable = (UIntPtr[])
DeferredReferenceCountingCollector.
AllocateArray(ref entryPool,
UIntPtrArrayVtable,
tableSize);
VTable.Assert(zeroCountTable != null,
@"zeroCountTable != null");
*(uint *)(Magic.addressOf(zeroCountTable) + PostHeader.Size) =
maxEntries;
VTable.Assert(zeroCountTable.Length == maxEntries,
@"zeroCountTable.Length == maxEntries");
// Build ZCT freeEntries list
freeHead = 1;
for (uint i = 1; i < maxEntries - 1; i++)
{
zeroCountTable[i] = (UIntPtr)(((i + 1) << 2) | 0x01);
}
zeroCountTable[maxEntries - 1] = (UIntPtr)0x01;
zctGarbagePicker =
(ZCTGarbagePicker)BootstrapMemory.
Allocate(typeof(ZCTGarbagePicker));
}
internal static void Initialize(UIntPtr os_commit_size,
UIntPtr heap_commit_size)
{
PageManager.os_commit_size = os_commit_size;
PageManager.heap_commit_size = heap_commit_size;
// unusedMemoryBlocks = new UnusedBlockHeader [32]
unusedMemoryBlocks = (UnusedBlockHeader[])
BootstrapMemory.Allocate(typeof(UnusedBlockHeader[]), 32);
// outOfMemoryException = new OutOfMemoryException();
outOfMemoryException = (OutOfMemoryException)
BootstrapMemory.Allocate(typeof(OutOfMemoryException));
#if SINGULARITY_KERNEL
#if USE_SPINLOCK
Lock = new SpinLock(SpinLock.Types.PageManager);
#endif
avoidDirtyPages = true;
#else
avoidDirtyPages = false;
#endif
}
public static new void Initialize()
{
GenerationalCollector.Initialize();
// SlidingCollector.instance = new SlidingCollector();
SlidingCollector.instance = (SlidingCollector)
BootstrapMemory.Allocate(typeof(SlidingCollector));
// markReferenceVisitor = new MarkReferenceVisitor();
markReferenceVisitor = (MarkReferenceVisitor)
BootstrapMemory.Allocate(typeof(MarkReferenceVisitor));
// registerThreadReferenceVisitor = new RegisterThreadReference();
registerThreadReferenceVisitor = (RegisterThreadReference)
BootstrapMemory.Allocate(typeof(RegisterThreadReference));
// registerPinnedReferenceVisitor = new RegisterPinnedReference();
registerPinnedReferenceVisitor = (RegisterPinnedReference)
BootstrapMemory.Allocate(typeof(RegisterPinnedReference));
// updateThreadReferenceVisitor = new UpdateThreadReference();
updateThreadReferenceVisitor = (UpdateThreadReference)
BootstrapMemory.Allocate(typeof(UpdateThreadReference));
// forwardReferenceVisitor = new ForwardReferenceVisitor();
forwardReferenceVisitor = (ForwardReferenceVisitor)
BootstrapMemory.Allocate(typeof(ForwardReferenceVisitor));
}
public static new void Initialize()
{
StopTheWorldCollector.Initialize();
SegregatedFreeList.Initialize();
// instance = new MarkSweepCollector();
MarkSweepCollector.instance = (MarkSweepCollector)
BootstrapMemory.Allocate(typeof(MarkSweepCollector));
// markReferenceVisitor = new MarkReferenceVisitor();
markReferenceVisitor = (MarkReferenceVisitor)
BootstrapMemory.Allocate(typeof(MarkReferenceVisitor));
// markAndProcessReferenceVisitor = new MarkAndProcessReferenceVisitor();
markAndProcessReferenceVisitor = (MarkAndProcessReferenceVisitor)
BootstrapMemory.Allocate(typeof(MarkAndProcessReferenceVisitor));
// updateReferenceVisitor = new UpdateReferenceVisitor();
updateReferenceVisitor = (UpdateReferenceVisitor)
BootstrapMemory.Allocate(typeof(UpdateReferenceVisitor));
// threadMarkReferenceVisitor = new ThreadMarkReferenceVisitor();
threadMarkReferenceVisitor = (ThreadMarkReferenceVisitor)
BootstrapMemory.Allocate(typeof(ThreadMarkReferenceVisitor));
// sweepVisitor = new SweepVisitor();
sweepVisitor = (SweepVisitor)
BootstrapMemory.Allocate(typeof(SweepVisitor));
collectionTrigger = (UIntPtr)InitialTrigger;
}
internal static new void Initialize()
{
AllCardsWriteBarrier.instance = (AllCardsWriteBarrier)
BootstrapMemory.Allocate(typeof(AllCardsWriteBarrier));
}
internal static new void Initialize()
{
// preWriteFieldsVisitor = new PreWriteFieldsVisitor();
LowAbortCoCoBarrier.preWriteFieldsVisitor = (PreWriteFieldsVisitor)
BootstrapMemory.Allocate(typeof(PreWriteFieldsVisitor));
}
internal static new void Initialize()
{
BrooksBarrierTest.instance =
(BrooksBarrierTest)
BootstrapMemory.Allocate(typeof(BrooksBarrierTest));
}
internal static new void Initialize()
{
GenerationalWriteBarrier.instance = (GenerationalWriteBarrier)
BootstrapMemory.Allocate(typeof(GenerationalWriteBarrier));
}
internal static new void Initialize()
{
CoCoBarrier.instance = AbortingCoCoBarrier.instance =
(AbortingCoCoBarrier)
BootstrapMemory.Allocate(typeof(AbortingCoCoBarrier));
}