private StreamWriter _sw = new StreamWriter(new MemoryStream()); //@"d:\temp\gc-log.txt");
public AutoMemoryManager(AutoMemoryManagementContext autoMemoryManagementContext, IMemoryManager underlying)
{
_sw.BaseStream.SetLength(0);
_autoMemoryManagementContext = autoMemoryManagementContext;
_underlying = underlying;
_poolSize = _initialPoolSize;
_pool = underlying.Alloc(_initialPoolSize).value;
_defaultLayout = autoMemoryManagementContext.RuntimeGlobalAccessor.GetDefaultLayoutInfo();
_markBitFieldInfo = _defaultLayout.Fields[autoMemoryManagementContext.MarkBitFieldNumber];
_realBlockSizeFieldInfo = _defaultLayout.Fields[autoMemoryManagementContext.RealBlockSizeFieldNumber];
MMFreeBlockHeader *item = (MMFreeBlockHeader *)_pool;
item->next = MMFreeBlockHeader.ZeroPtr;
item->size = _poolSize - sizeof(MMFreeBlockHeader);
_freeBlocks = item;
_stats.currentAllocatedBlocksCount = 0;
_stats.currentAllocatedBytes = 0;
_stats.currentAllBlocksCount = 1;
_stats.currentAvailableBytes = _poolSize;
_stats.totalBlocksCreated = 1;
_stats.totalBlocksMerged = 0;
_stats.totalBlocksAllocated = 0;
_stats.totalBlocksFreed = 0;
}
public RuntimeGlobalAccessorImpl(IAutoMemoryManagerFabric gcFabric)
{
var stb = new NativeStructureBuilderImpl(this, "object");
_gcCtx = gcFabric.CreateManagerContext(this);
if (_gcCtx.Integration != null)
{
_gcCtx.Integration.AugmentObjectLayout(stb);
}
stb.UseDefaultFieldAlignment = true;
stb.FieldsAligmnent = null;
stb.StructureAlignment = null;
var typeIdFieldBuilder = stb.DefineField("typeId");
typeIdFieldBuilder.Size = IntPtr.Size;
_objectLayout = stb.Complete();
_typeIdFieldInfo = _objectLayout.Fields.First(f => f.Number == typeIdFieldBuilder.Number);
this.GenerateTypes(stb);
_memoryManager = _gcCtx.CreateManager(_systemMemoryManager, this);
}
