public override ObjectData GetData(NodeFactory factory, bool relocsOnly = false)
{
// This node does not trigger generation of other nodes.
if (relocsOnly)
{
return(new ObjectData(Array.Empty <byte>(), Array.Empty <Relocation>(), 1, new ISymbolDefinitionNode[] { this }));
}
var builder = new ObjectDataBuilder(factory, relocsOnly);
builder.RequireInitialPointerAlignment();
builder.AddSymbol(this);
ISortableSymbolNode[] symbolNodes = new ISortableSymbolNode[_exportableSymbols.Count];
_exportableSymbols.CopyTo(symbolNodes);
Array.Sort(symbolNodes, new CompilerComparer());
builder.EmitInt(1); // Export table version 1
builder.EmitInt(symbolNodes.Length); // Count of exported symbols in this table
int index = 1;
foreach (ISortableSymbolNode symbol in symbolNodes)
{
builder.EmitReloc(symbol, RelocType.IMAGE_REL_BASED_REL32);
ReportExportedItem?.Invoke(index, (IExportableSymbolNode)symbol);
index++;
}
return(builder.ToObjectData());
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly = false)
{
ObjectDataBuilder builder = new ObjectDataBuilder(factory, relocsOnly);
builder.RequireInitialPointerAlignment();
int delta = GCStaticRegionConstants.Uninitialized;
// Set the flag that indicates next pointer following EEType is the preinit data
bool isPreinitialized = _preinitializationInfo != null && _preinitializationInfo.IsPreinitialized;
if (isPreinitialized)
{
delta |= GCStaticRegionConstants.HasPreInitializedData;
}
builder.EmitPointerReloc(GetGCStaticEETypeNode(factory), delta);
if (isPreinitialized)
{
builder.EmitPointerReloc(factory.GCStaticsPreInitDataNode(_type));
}
builder.AddSymbol(this);
return(builder.ToObjectData());
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly = false)
{
// The dependency tracking of this node currently does nothing because the data emission relies
// the set of compiled methods which has an incomplete state during dependency tracking.
if (relocsOnly)
{
return(new ObjectData(Array.Empty <byte>(), Array.Empty <Relocation>(), 1, new ISymbolDefinitionNode[] { this }));
}
ObjectDataBuilder objData = new ObjectDataBuilder(factory, relocsOnly);
objData.RequireInitialPointerAlignment();
objData.AddSymbol(this);
objData.AddSymbol(_endSymbol);
RelocType reloc = factory.Target.Abi == TargetAbi.CoreRT ?
RelocType.IMAGE_REL_BASED_RELPTR32 : RelocType.IMAGE_REL_BASED_ADDR32NB;
foreach (var mappingEntry in factory.MetadataManager.GetStackTraceMapping(factory))
{
objData.EmitReloc(factory.MethodEntrypoint(mappingEntry.Entity), reloc);
objData.EmitInt(mappingEntry.MetadataHandle);
}
_endSymbol.SetSymbolOffset(objData.CountBytes);
return(objData.ToObjectData());
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly = false)
{
ObjectDataBuilder builder = new ObjectDataBuilder(factory, relocsOnly);
builder.RequireInitialPointerAlignment();
if (factory.Target.Abi == TargetAbi.CoreRT)
{
int delta = GCStaticRegionConstants.Uninitialized;
// Set the flag that indicates next pointer following EEType is the preinit data
if (_preInitFieldInfos != null)
{
delta |= GCStaticRegionConstants.HasPreInitializedData;
}
builder.EmitPointerReloc(GetGCStaticEETypeNode(factory), delta);
if (_preInitFieldInfos != null)
{
builder.EmitPointerReloc(factory.GCStaticsPreInitDataNode(_type));
}
}
else
{
builder.RequireInitialAlignment(_type.GCStaticFieldAlignment.AsInt);
// @TODO - emit the frozen array node reloc
builder.EmitZeros(_type.GCStaticFieldSize.AsInt);
}
builder.AddSymbol(this);
return(builder.ToObjectData());
}
public override void EncodeData(ref ObjectDataBuilder builder, NodeFactory factory, bool relocsOnly)
{
// At runtime, an instance of the GCStaticEEType will be created and a GCHandle to it
// will be written in this location.
builder.RequireInitialPointerAlignment();
builder.EmitPointerReloc(GetGCStaticEETypeNode(factory));
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly = false)
{
ObjectDataBuilder builder = new ObjectDataBuilder(factory, relocsOnly);
builder.RequireInitialPointerAlignment();
builder.AddSymbol(this);
ISymbolNode nameSymbol = factory.ConstantUtf8String(_pInvokeModuleData.ModuleName);
ISymbolNode moduleTypeSymbol = factory.NecessaryTypeSymbol(_pInvokeModuleData.DeclaringModule.GetGlobalModuleType());
//
// Emit a ModuleFixupCell struct
//
builder.EmitZeroPointer();
builder.EmitPointerReloc(nameSymbol);
builder.EmitPointerReloc(moduleTypeSymbol);
uint dllImportSearchPath = 0;
if (_pInvokeModuleData.DllImportSearchPath.HasValue)
{
dllImportSearchPath = (uint)_pInvokeModuleData.DllImportSearchPath.Value;
Debug.Assert((dllImportSearchPath & InteropDataConstants.HasDllImportSearchPath) == 0);
dllImportSearchPath |= InteropDataConstants.HasDllImportSearchPath;
}
builder.EmitInt((int)dllImportSearchPath);
return(builder.ToObjectData());
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly)
{
ObjectDataBuilder builder = new ObjectDataBuilder(factory, relocsOnly);
builder.RequireInitialPointerAlignment();
builder.AddSymbol(this);
builder.AddSymbol(StartSymbol);
builder.EmitInt(1);
builder.EmitInt(_importNodes.Count);
builder.EmitPointerReloc(factory.ExternSymbol(ExportTableToImportSymbol));
if (!relocsOnly)
{
FinalizeOffsets();
foreach (MrtImportNode node in _importNodes)
{
Debug.Assert(((ISymbolDefinitionNode)node).Offset == builder.CountBytes);
builder.AddSymbol(node);
builder.EmitNaturalInt(node.Ordinal);
}
}
EndSymbol.SetSymbolOffset(builder.CountBytes);
builder.AddSymbol(EndSymbol);
ObjectData objData = builder.ToObjectData();
return(objData);
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly = false)
{
if (relocsOnly)
{
return(new ObjectData(Array.Empty <byte>(), Array.Empty <Relocation>(), 1, new ISymbolDefinitionNode[] { this }));
}
Debug.Assert(_dynamicInvokeMethodContainerType != null);
// Ensure the native layout blob has been saved
factory.MetadataManager.NativeLayoutInfo.SaveNativeLayoutInfoWriter(factory);
ObjectDataBuilder objData = new ObjectDataBuilder(factory, relocsOnly);
objData.RequireInitialPointerAlignment();
objData.AddSymbol(this);
if (factory.Target.SupportsRelativePointers)
{
objData.EmitReloc(factory.NecessaryTypeSymbol(_dynamicInvokeMethodContainerType), RelocType.IMAGE_REL_BASED_RELPTR32);
}
else
{
objData.EmitPointerReloc(factory.NecessaryTypeSymbol(_dynamicInvokeMethodContainerType));
}
List <KeyValuePair <MethodDesc, int> > sortedList = new List <KeyValuePair <MethodDesc, int> >(_methodToTemplateIndex);
sortedList.Sort((firstEntry, secondEntry) => firstEntry.Value.CompareTo(secondEntry.Value));
for (int i = 0; i < sortedList.Count; i++)
{
var nameAndSig = factory.NativeLayout.PlacedSignatureVertex(factory.NativeLayout.MethodNameAndSignatureVertex(sortedList[i].Key));
if (factory.Target.SupportsRelativePointers)
{
objData.EmitInt(nameAndSig.SavedVertex.VertexOffset);
objData.EmitReloc(factory.MethodEntrypoint(sortedList[i].Key), RelocType.IMAGE_REL_BASED_RELPTR32);
}
else
{
objData.EmitNaturalInt(nameAndSig.SavedVertex.VertexOffset);
objData.EmitPointerReloc(factory.MethodEntrypoint(sortedList[i].Key));
}
}
_endSymbol.SetSymbolOffset(objData.CountBytes);
objData.AddSymbol(_endSymbol);
// Prevent further adds now we're done writing
#if DEBUG
if (!relocsOnly)
{
_dataEmitted = true;
}
#endif
return(objData.ToObjectData());
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly = false)
{
ObjectDataBuilder builder = new ObjectDataBuilder(factory, relocsOnly);
builder.RequireInitialPointerAlignment();
builder.EmitZeros(_type.ThreadStaticFieldSize.AsInt);
builder.AddSymbol(this);
return builder.ToObjectData();
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly = false)
{
ObjectDataBuilder objData = new ObjectDataBuilder(factory, relocsOnly);
objData.RequireInitialPointerAlignment();
objData.AddSymbol(this);
objData.EmitReloc(factory.ThreadStaticsRegion.StartSymbol, RelocType.IMAGE_REL_SECREL);
return(objData.ToObjectData());
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly)
{
ObjectDataBuilder objData = new ObjectDataBuilder(factory, relocsOnly);
objData.RequireInitialPointerAlignment();
objData.AddSymbol(this);
ComputeOptionalEETypeFields(factory, relocsOnly);
OutputGCDesc(ref objData);
OutputComponentSize(ref objData);
OutputFlags(factory, ref objData);
OutputBaseSize(ref objData);
OutputRelatedType(factory, ref objData);
// Number of vtable slots will be only known later. Reseve the bytes for it.
var vtableSlotCountReservation = objData.ReserveShort();
// Number of interfaces will only be known later. Reserve the bytes for it.
var interfaceCountReservation = objData.ReserveShort();
objData.EmitInt(_type.GetHashCode());
objData.EmitPointerReloc(factory.TypeManagerIndirection);
if (EmitVirtualSlotsAndInterfaces)
{
// Emit VTable
Debug.Assert(objData.CountBytes - ((ISymbolDefinitionNode)this).Offset == GetVTableOffset(objData.TargetPointerSize));
SlotCounter virtualSlotCounter = SlotCounter.BeginCounting(ref /* readonly */ objData);
OutputVirtualSlots(factory, ref objData, _type, _type, relocsOnly);
// Update slot count
int numberOfVtableSlots = virtualSlotCounter.CountSlots(ref /* readonly */ objData);
objData.EmitShort(vtableSlotCountReservation, checked ((short)numberOfVtableSlots));
// Emit interface map
SlotCounter interfaceSlotCounter = SlotCounter.BeginCounting(ref /* readonly */ objData);
OutputInterfaceMap(factory, ref objData);
// Update slot count
int numberOfInterfaceSlots = interfaceSlotCounter.CountSlots(ref /* readonly */ objData);
objData.EmitShort(interfaceCountReservation, checked ((short)numberOfInterfaceSlots));
}
else
{
// If we're not emitting any slots, the number of slots is zero.
objData.EmitShort(vtableSlotCountReservation, 0);
objData.EmitShort(interfaceCountReservation, 0);
}
OutputFinalizerMethod(factory, ref objData);
OutputOptionalFields(factory, ref objData);
OutputNullableTypeParameter(factory, ref objData);
OutputGenericInstantiationDetails(factory, ref objData);
return(objData.ToObjectData());
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly = false)
{
ObjectDataBuilder dataBuilder = new ObjectDataBuilder(factory, relocsOnly);
dataBuilder.RequireInitialPointerAlignment();
dataBuilder.AddSymbol(this);
EETypeRareFlags rareFlags = 0;
short flags = (short)EETypeKind.GenericTypeDefEEType;
if (_type.IsValueType)
{
flags |= (short)EETypeFlags.ValueTypeFlag;
}
if (_type.IsInterface)
{
flags |= (short)EETypeFlags.IsInterfaceFlag;
}
if (factory.TypeSystemContext.HasLazyStaticConstructor(_type))
{
rareFlags = rareFlags | EETypeRareFlags.HasCctorFlag;
}
if (_type.IsByRefLike)
{
rareFlags |= EETypeRareFlags.IsByRefLikeFlag;
}
if (rareFlags != 0)
{
_optionalFieldsBuilder.SetFieldValue(EETypeOptionalFieldTag.RareFlags, (uint)rareFlags);
}
if (HasOptionalFields)
{
flags |= (short)EETypeFlags.OptionalFieldsFlag;
}
if (_type.IsEnum)
{
flags |= (short)EETypeBuilderHelpers.ComputeElementTypeFlags(_type);
}
dataBuilder.EmitShort((short)_type.Instantiation.Length);
dataBuilder.EmitShort(flags);
dataBuilder.EmitInt(0); // Base size is always 0
dataBuilder.EmitZeroPointer(); // No related type
dataBuilder.EmitShort(0); // No VTable
dataBuilder.EmitShort(0); // No interface map
dataBuilder.EmitInt(_type.GetHashCode());
dataBuilder.EmitPointerReloc(factory.TypeManagerIndirection);
if (HasOptionalFields)
{
dataBuilder.EmitPointerReloc(_optionalFieldsNode);
}
return(dataBuilder.ToObjectData());
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly = false)
{
ObjectDataBuilder objData = new ObjectDataBuilder(factory, relocsOnly);
objData.RequireInitialPointerAlignment();
objData.AddSymbol(this);
objData.EmitPointerReloc(factory.ReadyToRunHeader);
return(objData.ToObjectData());
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly = false)
{
ObjectDataBuilder builder = new ObjectDataBuilder(factory);
builder.RequireInitialPointerAlignment();
builder.EmitPointerReloc(GetGCStaticEETypeNode(factory), 1);
builder.AddSymbol(this);
return(builder.ToObjectData());
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly = false)
{
var builder = new ObjectDataBuilder(factory, relocsOnly);
builder.RequireInitialPointerAlignment();
builder.AddSymbol(this);
builder.EmitPointerReloc(_indirectedNode, _offsetDelta);
return(builder.ToObjectData());
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly = false)
{
ObjectDataBuilder objData = new ObjectDataBuilder(factory);
objData.RequireInitialPointerAlignment();
objData.AddSymbol(this);
// Emit an aliased symbol named _tls_index for native P/Invoke code that uses TLS. This is required
// because we do not link against libcmt.lib.
ObjectAndOffsetSymbolNode aliasedSymbol = new ObjectAndOffsetSymbolNode(this, objData.CountBytes, "_tls_index", false);
objData.AddSymbol(aliasedSymbol);
// This is the TLS index field which is a 4-byte integer. Emit an 8-byte interger which includes a
// 4-byte padding to make an pointer-sized alignment for the subsequent fields for all targets.
objData.EmitLong(0);
// Allocate and initialize the IMAGE_TLS_DIRECTORY PE data structure used by the OS loader to determine
// TLS allocations. The structure is defined by the OS as following:
/*
* struct _IMAGE_TLS_DIRECTORY32
* {
* DWORD StartAddressOfRawData;
* DWORD EndAddressOfRawData;
* DWORD AddressOfIndex;
* DWORD AddressOfCallBacks;
* DWORD SizeOfZeroFill;
* DWORD Characteristics;
* }
*
* struct _IMAGE_TLS_DIRECTORY64
* {
* ULONGLONG StartAddressOfRawData;
* ULONGLONG EndAddressOfRawData;
* ULONGLONG AddressOfIndex;
* ULONGLONG AddressOfCallBacks;
* DWORD SizeOfZeroFill;
* DWORD Characteristics;
* }
*/
// In order to utilize linker support, the struct variable needs to be named _tls_used
ObjectAndOffsetSymbolNode structSymbol = new ObjectAndOffsetSymbolNode(this, objData.CountBytes, "_tls_used", false);
objData.AddSymbol(structSymbol);
objData.EmitPointerReloc(factory.ThreadStaticsRegion.StartSymbol); // start of tls data
objData.EmitPointerReloc(factory.ThreadStaticsRegion.EndSymbol); // end of tls data
objData.EmitPointerReloc(this); // address of tls_index
objData.EmitZeroPointer(); // pointer to call back array
objData.EmitInt(0); // size of tls zero fill
objData.EmitInt(0); // characteristics
return(objData.ToObjectData());
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly = false)
{
ObjectDataBuilder builder = new ObjectDataBuilder(factory, relocsOnly);
builder.RequireInitialPointerAlignment();
builder.AddSymbol(_standaloneGCStaticDesc);
_standaloneGCStaticDesc.InitializeOffsetFromBeginningOfArray(0);
builder.EmitInt(_standaloneGCStaticDesc.NumSeries);
_standaloneGCStaticDesc.EncodeData(ref builder, factory, relocsOnly);
return(builder.ToObjectData());
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly = false)
{
ObjectDataBuilder objData = new ObjectDataBuilder(factory);
objData.RequireInitialPointerAlignment();
objData.AddSymbol(this);
NativeLayoutFieldLdTokenVertexNode ldtokenSigNode = factory.NativeLayout.FieldLdTokenVertex(_targetField);
objData.EmitPointerReloc(factory.NativeLayout.NativeLayoutSignature(ldtokenSigNode));
return(objData.ToObjectData());
}
public override void EncodeData(ref ObjectDataBuilder builder, NodeFactory factory, bool relocsOnly)
{
if (factory.Target.Abi == TargetAbi.CoreRT)
{
// At runtime, an instance of the GCStaticEEType will be created and a GCHandle to it
// will be written in this location.
builder.RequireInitialPointerAlignment();
builder.EmitPointerReloc(GetGCStaticEETypeNode(factory));
}
else
{
builder.RequireInitialAlignment(_type.ThreadStaticFieldAlignment.AsInt);
builder.EmitZeros(_type.ThreadStaticFieldSize.AsInt);
}
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly = false)
{
ObjectDataBuilder objData = new ObjectDataBuilder(factory, relocsOnly);
objData.RequireInitialPointerAlignment();
objData.AddSymbol(this);
if (!relocsOnly)
{
_owner.ComputeOptionalEETypeFields(factory, relocsOnly: false);
objData.EmitBytes(_owner.GetOptionalFieldsData(factory));
}
return(objData.ToObjectData());
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly = false)
{
if (factory.Target.Abi == TargetAbi.CoreRT || factory.Target.Abi == TargetAbi.CppCodegen)
{
ObjectDataBuilder builder = new ObjectDataBuilder(factory, relocsOnly);
builder.RequireInitialPointerAlignment();
int delta = GCStaticRegionConstants.Uninitialized;
// Set the flag that indicates next pointer following EEType is the preinit data
if (_preInitFieldInfos != null)
{
delta |= GCStaticRegionConstants.HasPreInitializedData;
}
builder.EmitPointerReloc(GetGCStaticEETypeNode(factory), delta);
if (_preInitFieldInfos != null)
{
builder.EmitPointerReloc(factory.GCStaticsPreInitDataNode(_type));
}
builder.AddSymbol(this);
return(builder.ToObjectData());
}
else
{
if (_preInitFieldInfos == null)
{
ObjectDataBuilder builder = new ObjectDataBuilder(factory, relocsOnly);
builder.RequireInitialPointerAlignment();
builder.EmitZeros(_type.GCStaticFieldSize.AsInt);
builder.AddSymbol(this);
return(builder.ToObjectData());
}
else
{
_preInitFieldInfos.Sort(PreInitFieldInfo.FieldDescCompare);
return(GCStaticsPreInitDataNode.GetDataForPreInitDataField(this, _type, _preInitFieldInfos, 0, factory, relocsOnly));
}
}
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly)
{
ObjectDataBuilder objData = new ObjectDataBuilder(factory);
objData.RequireInitialPointerAlignment();
objData.AddSymbol(this);
ComputeOptionalEETypeFields(factory, relocsOnly);
OutputGCDesc(ref objData);
OutputComponentSize(ref objData);
OutputFlags(factory, ref objData);
OutputBaseSize(ref objData);
OutputRelatedType(factory, ref objData);
// Avoid consulting VTable slots until they're guaranteed complete during final data emission
if (EmitVirtualSlotsAndInterfaces && !relocsOnly)
{
OutputVirtualSlotAndInterfaceCount(factory, ref objData);
}
else
{
objData.EmitShort(0);
objData.EmitShort(0);
}
objData.EmitInt(_type.GetHashCode());
objData.EmitPointerReloc(factory.TypeManagerIndirection);
if (EmitVirtualSlotsAndInterfaces)
{
// Avoid consulting VTable slots until they're guaranteed complete during final data emission
if (!relocsOnly)
{
OutputVirtualSlots(factory, ref objData, _type, _type);
}
OutputInterfaceMap(factory, ref objData);
}
OutputFinalizerMethod(factory, ref objData);
OutputOptionalFields(factory, ref objData);
OutputNullableTypeParameter(factory, ref objData);
OutputGenericInstantiationDetails(factory, ref objData);
return(objData.ToObjectData());
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly = false)
{
bool hasVariance = false;
foreach (var argVariance in _details.Variance)
{
if (argVariance != 0)
{
hasVariance = true;
break;
}
}
var builder = new ObjectDataBuilder(factory);
builder.AddSymbol(this);
builder.RequireInitialPointerAlignment();
builder.EmitShort((short)checked ((UInt16)_details.Instantiation.Length));
builder.EmitByte((byte)(hasVariance ? 1 : 0));
// TODO: general purpose padding
builder.EmitByte(0);
if (factory.Target.PointerSize == 8)
{
builder.EmitInt(0);
}
foreach (var typeArg in _details.Instantiation)
{
builder.EmitPointerReloc(factory.NecessaryTypeSymbol(typeArg));
}
if (hasVariance)
{
foreach (var argVariance in _details.Variance)
{
builder.EmitByte(checked ((byte)argVariance));
}
}
return(builder.ToObjectData());
}
public sealed override ObjectData GetData(NodeFactory factory, bool relocsOnly = false)
{
ObjectDataBuilder builder = new ObjectDataBuilder(factory);
builder.AddSymbol(this);
builder.RequireInitialPointerAlignment();
// Node representing the generic dictionary doesn't have any dependencies for
// dependency analysis purposes. The dependencies are tracked as dependencies of the
// concrete method bodies. When we reach the object data emission phase, the dependencies
// should all already have been marked.
if (!relocsOnly)
{
EmitDataInternal(ref builder, factory);
}
return(builder.ToObjectData());
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly = false)
{
// This node does not trigger generation of other nodes.
if (relocsOnly)
{
return(new ObjectData(Array.Empty <byte>(), Array.Empty <Relocation>(), 1, new ISymbolDefinitionNode[] { this }));
}
var builder = new ObjectDataBuilder(factory, relocsOnly);
builder.RequireInitialPointerAlignment();
builder.AddSymbol(this);
//
// Entries in the export table need to be sorted by ordinals. When compiling using baseline TOC files, we reuse
// the ordinals from the baseline for sorting, otherwise we start assigning new sequential ordinals. Export entries that do
// not exist in the baseline will get new sequential ordinals, but for determinism, they are also pre-sorted using the
// CompilerComparer logic
//
ISortableSymbolNode[] symbolNodes = new ISortableSymbolNode[_exportableSymbols.Count];
_exportableSymbols.CopyTo(symbolNodes);
Array.Sort(symbolNodes, new CompilerComparer());
builder.EmitInt(1); // Export table version 1
builder.EmitInt(symbolNodes.Length); // Count of exported symbols in this table
uint index = GetInitialExportOrdinal == null ? 1 : GetInitialExportOrdinal();
Dictionary <uint, ISortableSymbolNode> symbolsOridnalMap = new Dictionary <uint, ISortableSymbolNode>();
foreach (ISortableSymbolNode symbol in symbolNodes)
{
uint indexUsed = ReportExportedItem.Invoke(index, (IExportableSymbolNode)symbol);
symbolsOridnalMap.Add(indexUsed, symbol);
index += (indexUsed == index ? (uint)1 : 0);
}
foreach (uint ordinal in symbolsOridnalMap.Keys.OrderBy(o => o))
{
builder.EmitReloc(symbolsOridnalMap[ordinal], RelocType.IMAGE_REL_BASED_REL32);
}
return(builder.ToObjectData());
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly = false)
{
ObjectDataBuilder builder = new ObjectDataBuilder(factory, relocsOnly);
builder.RequireInitialPointerAlignment();
builder.AddSymbol(this);
//
// Emit a MethodFixupCell struct
//
// Address (to be fixed up at runtime)
builder.EmitZeroPointer();
// Entry point name
string entryPointName = _pInvokeMethodData.EntryPointName;
if (factory.Target.IsWindows && entryPointName.StartsWith("#", StringComparison.OrdinalIgnoreCase))
{
// Windows-specific ordinal import
// CLR-compatible behavior: Strings that can't be parsed as a signed integer are treated as zero.
int entrypointOrdinal;
if (!int.TryParse(entryPointName.Substring(1), out entrypointOrdinal))
{
entrypointOrdinal = 0;
}
// CLR-compatible behavior: Ordinal imports are 16-bit on Windows. Discard rest of the bits.
builder.EmitNaturalInt((ushort)entrypointOrdinal);
}
else
{
// Import by name
builder.EmitPointerReloc(factory.ConstantUtf8String(entryPointName));
}
// Module fixup cell
builder.EmitPointerReloc(factory.PInvokeModuleFixup(_pInvokeMethodData.ModuleData));
builder.EmitInt((int)_pInvokeMethodData.CharSetMangling);
return(builder.ToObjectData());
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly)
{
ObjectDataBuilder dataBuilder = new ObjectDataBuilder(factory, relocsOnly);
dataBuilder.RequireInitialPointerAlignment();
dataBuilder.AddSymbol(this);
// +1 for SyncBlock (static size already includes MethodTable)
Debug.Assert(factory.Target.Abi == TargetAbi.NativeAot || factory.Target.Abi == TargetAbi.CppCodegen);
int totalSize = (_gcMap.Size + 1) * _target.PointerSize;
// We only need to check for containsPointers because ThreadStatics are always allocated
// on the GC heap (no matter what "HasGCStaticBase" says).
// If that ever changes, we can assume "true" and switch this to an assert.
bool containsPointers = _gcMap.NumSeries > 0;
if (containsPointers)
{
GCDescEncoder.EncodeStandardGCDesc(ref dataBuilder, _gcMap, totalSize, 0);
}
Debug.Assert(dataBuilder.CountBytes == ((ISymbolDefinitionNode)this).Offset);
dataBuilder.EmitShort(0); // ComponentSize is always 0
short flags = 0;
if (containsPointers)
{
flags |= (short)EETypeFlags.HasPointersFlag;
}
dataBuilder.EmitShort(flags);
totalSize = Math.Max(totalSize, _target.PointerSize * 3); // minimum GC MethodTable size is 3 pointers
dataBuilder.EmitInt(totalSize);
// Related type: System.Object. This allows storing an instance of this type in an array of objects.
dataBuilder.EmitPointerReloc(factory.NecessaryTypeSymbol(factory.TypeSystemContext.GetWellKnownType(WellKnownType.Object)));
return(dataBuilder.ToObjectData());
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly = false)
{
ObjectDataBuilder objData = new ObjectDataBuilder(factory, relocsOnly);
objData.RequireInitialPointerAlignment();
objData.AddSymbol(this);
if (factory.MetadataManager.SupportsReflection)
{
NativeLayoutFieldLdTokenVertexNode ldtokenSigNode = factory.NativeLayout.FieldLdTokenVertex(_targetField);
objData.EmitPointerReloc(factory.NativeLayout.NativeLayoutSignature(ldtokenSigNode, s_NativeLayoutSignaturePrefix, _targetField));
}
else
{
objData.EmitZeroPointer();
}
return(objData.ToObjectData());
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly = false)
{
// TODO: define _tls_used as comdat select any when multiple object files present.
UtcNodeFactory hostedFactory = factory as UtcNodeFactory;
ObjectDataBuilder objData = new ObjectDataBuilder(factory, relocsOnly);
objData.RequireInitialPointerAlignment();
objData.AddSymbol(this);
// Allocate and initialize the IMAGE_TLS_DIRECTORY PE data structure used by the OS loader to determine
// TLS allocations. The structure is defined by the OS as following:
/*
* struct _IMAGE_TLS_DIRECTORY32
* {
* DWORD StartAddressOfRawData;
* DWORD EndAddressOfRawData;
* DWORD AddressOfIndex;
* DWORD AddressOfCallBacks;
* DWORD SizeOfZeroFill;
* DWORD Characteristics;
* }
*
* struct _IMAGE_TLS_DIRECTORY64
* {
* ULONGLONG StartAddressOfRawData;
* ULONGLONG EndAddressOfRawData;
* ULONGLONG AddressOfIndex;
* ULONGLONG AddressOfCallBacks;
* DWORD SizeOfZeroFill;
* DWORD Characteristics;
* }
*/
// In order to utilize linker support, the struct variable needs to be named _tls_used
objData.EmitPointerReloc(hostedFactory.TlsStart); // start of tls data
objData.EmitPointerReloc(hostedFactory.TlsEnd); // end of tls data
objData.EmitPointerReloc(hostedFactory.ThreadStaticsIndex); // address of tls_index
objData.EmitZeroPointer(); // pointer to call back array
objData.EmitInt(0); // size of tls zero fill
objData.EmitInt(0); // characteristics
return(objData.ToObjectData());
}
public override ObjectData GetData(NodeFactory factory, bool relocsOnly = false)
{
ObjectDataBuilder dataBuilder = new ObjectDataBuilder(factory, relocsOnly);
dataBuilder.RequireInitialPointerAlignment();
dataBuilder.AddSymbol(this);
EETypeRareFlags rareFlags = 0;
ushort flags = EETypeBuilderHelpers.ComputeFlags(_type);
if (factory.PreinitializationManager.HasLazyStaticConstructor(_type))
{
rareFlags = rareFlags | EETypeRareFlags.HasCctorFlag;
}
if (_type.IsByRefLike)
{
rareFlags |= EETypeRareFlags.IsByRefLikeFlag;
}
if (rareFlags != 0)
{
_optionalFieldsBuilder.SetFieldValue(EETypeOptionalFieldTag.RareFlags, (uint)rareFlags);
}
if (HasOptionalFields)
{
flags |= (ushort)EETypeFlags.OptionalFieldsFlag;
}
dataBuilder.EmitShort((short)_type.Instantiation.Length);
dataBuilder.EmitUShort(flags);
dataBuilder.EmitInt(0); // Base size is always 0
dataBuilder.EmitZeroPointer(); // No related type
dataBuilder.EmitShort(0); // No VTable
dataBuilder.EmitShort(0); // No interface map
dataBuilder.EmitInt(_type.GetHashCode());
OutputTypeManagerIndirection(factory, ref dataBuilder);
OutputWritableData(factory, ref dataBuilder);
OutputOptionalFields(factory, ref dataBuilder);
return(dataBuilder.ToObjectData());
}
