public IMethodNode ImportedMethodNode(
MethodDesc targetMethod,
TypeDesc constrainedType,
ModuleToken methodToken,
SignatureContext signatureContext,
bool unboxingStub)
{
IMethodNode methodImport;
TypeAndMethod key = new TypeAndMethod(constrainedType, targetMethod, methodToken, unboxingStub, isInstantiatingStub: false);
if (!_importMethods.TryGetValue(key, out methodImport))
{
// First time we see a given external method - emit indirection cell and the import entry
ExternalMethodImport indirectionCell = new ExternalMethodImport(
this,
ReadyToRunFixupKind.READYTORUN_FIXUP_MethodEntry,
targetMethod,
constrainedType,
methodToken,
unboxingStub,
signatureContext);
_importMethods.Add(key, indirectionCell);
methodImport = indirectionCell;
}
return(methodImport);
}
public sealed override bool TryGetModuleTokenForExternalType(TypeDesc type, out ModuleToken token)
{
Debug.Assert(!VersionsWithType(type));
if (_typeRefsInCompilationModuleSet == null)
{
_typeRefsInCompilationModuleSet = new Dictionary <TypeDesc, ModuleToken>();
foreach (var module in _compilationModuleSet)
{
EcmaModule ecmaModule = (EcmaModule)module;
foreach (var typeRefHandle in ecmaModule.MetadataReader.TypeReferences)
{
try
{
TypeDesc typeFromTypeRef = ecmaModule.GetType(typeRefHandle);
if (!_typeRefsInCompilationModuleSet.ContainsKey(typeFromTypeRef))
{
_typeRefsInCompilationModuleSet.Add(typeFromTypeRef, new ModuleToken(ecmaModule, typeRefHandle));
}
}
catch (TypeSystemException) { }
}
}
}
return(_typeRefsInCompilationModuleSet.TryGetValue(type, out token));
}
protected override IMethodNode CreateMethodEntrypointNode(MethodDesc method)
{
ModuleToken moduleToken = Resolver.GetModuleTokenForMethod(method, throwIfNotFound: true);
return(MethodEntrypoint(method, constrainedType: null, originalMethod: null,
methodToken: moduleToken, signatureContext: InputModuleContext, isUnboxingStub: false, isInstantiatingStub: false));
}
public MethodFixupSignature MethodSignature(
ReadyToRunFixupKind fixupKind,
MethodDesc methodDesc,
TypeDesc constrainedType,
ModuleToken methodToken,
SignatureContext signatureContext,
bool isUnboxingStub,
bool isInstantiatingStub)
{
Dictionary <TypeAndMethod, MethodFixupSignature> perFixupKindMap;
if (!_methodSignatures.TryGetValue(fixupKind, out perFixupKindMap))
{
perFixupKindMap = new Dictionary <TypeAndMethod, MethodFixupSignature>();
_methodSignatures.Add(fixupKind, perFixupKindMap);
}
TypeAndMethod key = new TypeAndMethod(constrainedType, methodDesc, methodToken, isUnboxingStub, isInstantiatingStub);
MethodFixupSignature signature;
if (!perFixupKindMap.TryGetValue(key, out signature))
{
signature = new MethodFixupSignature(fixupKind, methodDesc, constrainedType,
methodToken, signatureContext, isUnboxingStub, isInstantiatingStub);
perFixupKindMap.Add(key, signature);
}
return(signature);
}
public IEnumerable <MethodWithGCInfo> EnumerateCompiledMethods(EcmaModule moduleToEnumerate, CompiledMethodCategory methodCategory)
{
foreach (IMethodNode methodNode in MetadataManager.GetCompiledMethods(moduleToEnumerate, methodCategory))
{
MethodDesc method = methodNode.Method;
MethodWithGCInfo methodCodeNode = methodNode as MethodWithGCInfo;
#if DEBUG
EcmaModule module = ((EcmaMethod)method.GetTypicalMethodDefinition()).Module;
ModuleToken moduleToken = Resolver.GetModuleTokenForMethod(method, throwIfNotFound: true);
IMethodNode methodNodeDebug = MethodEntrypoint(new MethodWithToken(method, moduleToken, constrainedType: null, unboxing: false, context: null), false, false, false);
MethodWithGCInfo methodCodeNodeDebug = methodNodeDebug as MethodWithGCInfo;
if (methodCodeNodeDebug == null && methodNodeDebug is DelayLoadMethodImport DelayLoadMethodImport)
{
methodCodeNodeDebug = DelayLoadMethodImport.MethodCodeNode;
}
if (methodCodeNodeDebug == null && methodNodeDebug is PrecodeMethodImport precodeMethodImport)
{
methodCodeNodeDebug = precodeMethodImport.MethodCodeNode;
}
Debug.Assert(methodCodeNodeDebug == methodCodeNode);
#endif
if (methodCodeNode != null && !methodCodeNode.IsEmpty)
{
yield return(methodCodeNode);
}
}
}
public TypeAndMethod(TypeDesc type, MethodDesc method, ModuleToken methodToken, bool isUnboxingStub, bool isInstantiatingStub)
{
Type = type;
Method = method;
MethodToken = methodToken;
IsUnboxingStub = isUnboxingStub;
IsInstantiatingStub = isInstantiatingStub;
}
public ISymbolNode StringLiteral(ModuleToken token)
{
if (!_importStrings.TryGetValue(token, out ISymbolNode stringNode))
{
stringNode = new StringImport(_codegenNodeFactory.StringImports, token);
_importStrings.Add(token, stringNode);
}
return(stringNode);
}
public IMethodNode MethodEntrypoint(MethodDesc method)
{
ModuleToken moduleToken = Resolver.GetModuleTokenForMethod(method, throwIfNotFound: true);
return(MethodEntrypoint(
new MethodWithToken(method, moduleToken, constrainedType: null),
isUnboxingStub: false,
isInstantiatingStub: false,
isPrecodeImportRequired: false));
}
protected override IMethodNode CreateMethodEntrypointNode(MethodDesc method)
{
ModuleToken moduleToken = Resolver.GetModuleTokenForMethod(method, throwIfNotFound: true);
return(MethodEntrypoint(
new MethodWithToken(method, moduleToken, constrainedType: null),
isUnboxingStub: false,
isInstantiatingStub: false,
isPrecodeImportRequired: false,
signatureContext: InputModuleContext));
}
public IMethodNode MethodEntrypoint(
MethodDesc targetMethod,
TypeDesc constrainedType,
MethodDesc originalMethod,
ModuleToken methodToken,
bool isUnboxingStub,
bool isInstantiatingStub,
SignatureContext signatureContext)
{
bool isLocalMethod = CompilationModuleGroup.ContainsMethodBody(targetMethod, false);
if (targetMethod == originalMethod || isLocalMethod)
{
constrainedType = null;
}
IMethodNode methodImport;
TypeAndMethod key = new TypeAndMethod(constrainedType, targetMethod, methodToken, isUnboxingStub, isInstantiatingStub);
if (!_importMethods.TryGetValue(key, out methodImport))
{
if (!isLocalMethod)
{
// First time we see a given external method - emit indirection cell and the import entry
methodImport = new ExternalMethodImport(
this,
ReadyToRunFixupKind.READYTORUN_FIXUP_MethodEntry,
targetMethod,
constrainedType,
methodToken,
isUnboxingStub,
isInstantiatingStub,
signatureContext);
}
else
{
MethodWithToken methodWithToken = new MethodWithToken(targetMethod, methodToken);
methodImport = new LocalMethodImport(
this,
ReadyToRunFixupKind.READYTORUN_FIXUP_MethodEntry,
methodWithToken,
CreateMethodEntrypointNode(methodWithToken, isUnboxingStub, isInstantiatingStub, signatureContext),
isUnboxingStub,
isInstantiatingStub,
signatureContext);
}
_importMethods.Add(key, methodImport);
}
return(methodImport);
}
public IMethodNode ShadowConcreteMethod(MethodDesc targetMethod, TypeDesc constrainedType, MethodDesc originalMethod,
ModuleToken methodToken, SignatureContext signatureContext, bool isUnboxingStub = false)
{
IMethodNode result;
TypeAndMethod key = new TypeAndMethod(constrainedType, constrainedType != null ? originalMethod : targetMethod,
methodToken, isUnboxingStub, isInstantiatingStub: false);
if (!_shadowConcreteMethods.TryGetValue(key, out result))
{
result = MethodEntrypoint(targetMethod, constrainedType, originalMethod, methodToken, signatureContext, isUnboxingStub);
_shadowConcreteMethods.Add(key, result);
}
return(result);
}
private ModuleToken GetTypeToken(ModuleToken token)
{
if (token.IsNull)
{
return(token);
}
MetadataReader mdReader = token.MetadataReader;
EntityHandle handle = (EntityHandle)MetadataTokens.Handle((int)token.Token);
ModuleToken typeToken;
switch (token.TokenType)
{
case CorTokenType.mdtTypeRef:
case CorTokenType.mdtTypeDef:
typeToken = token;
break;
case CorTokenType.mdtMemberRef:
{
MemberReferenceHandle memberRefHandle = (MemberReferenceHandle)handle;
MemberReference memberRef = mdReader.GetMemberReference(memberRefHandle);
typeToken = new ModuleToken(token.Module, (mdToken)MetadataTokens.GetToken(memberRef.Parent));
}
break;
case CorTokenType.mdtFieldDef:
{
FieldDefinitionHandle fieldDefHandle = (FieldDefinitionHandle)handle;
FieldDefinition fieldDef = mdReader.GetFieldDefinition(fieldDefHandle);
typeToken = new ModuleToken(token.Module, (mdToken)MetadataTokens.GetToken(fieldDef.GetDeclaringType()));
}
break;
case CorTokenType.mdtMethodDef:
{
MethodDefinitionHandle methodDefHandle = (MethodDefinitionHandle)handle;
MethodDefinition methodDef = mdReader.GetMethodDefinition(methodDefHandle);
typeToken = new ModuleToken(token.Module, (mdToken)MetadataTokens.GetToken(methodDef.GetDeclaringType()));
}
break;
default:
throw new NotImplementedException();
}
return(typeToken);
}
public ISortableSymbolNode MethodGenericDictionary(MethodDesc method, ModuleToken methodToken, SignatureContext signatureContext)
{
if (!_genericDictionaryCache.TryGetValue(method, out ISortableSymbolNode genericDictionary))
{
genericDictionary = new PrecodeHelperImport(
_codegenNodeFactory,
_codegenNodeFactory.MethodSignature(
ReadyToRunFixupKind.READYTORUN_FIXUP_MethodDictionary,
method,
constrainedType: null,
methodToken: methodToken,
signatureContext: signatureContext,
isUnboxingStub: false,
isInstantiatingStub: true));
_genericDictionaryCache.Add(method, genericDictionary);
}
return(genericDictionary);
}
public IMethodNode MethodEntrypoint(
MethodDesc targetMethod,
TypeDesc constrainedType,
MethodDesc originalMethod,
ModuleToken methodToken,
bool isUnboxingStub,
bool isInstantiatingStub,
SignatureContext signatureContext)
{
if (!CompilationModuleGroup.ContainsMethodBody(targetMethod, false))
{
return(ImportedMethodNode(targetMethod, constrainedType, originalMethod, methodToken, isUnboxingStub, isInstantiatingStub, signatureContext));
}
return(_methodEntrypoints.GetOrAdd(targetMethod, (m) =>
{
return CreateMethodEntrypointNode(new MethodWithToken(targetMethod, methodToken), isUnboxingStub, isInstantiatingStub, signatureContext);
}));
}
public ISymbolNode InterfaceDispatchCell(MethodDesc method, ModuleToken methodToken, SignatureContext signatureContext, bool isUnboxingStub, string callSite)
{
MethodAndCallSite cellKey = new MethodAndCallSite(method, callSite);
if (!_interfaceDispatchCells.TryGetValue(cellKey, out ISymbolNode dispatchCell))
{
dispatchCell = new DelayLoadHelperImport(
_codegenNodeFactory,
_codegenNodeFactory.DispatchImports,
ILCompiler.DependencyAnalysis.ReadyToRun.ReadyToRunHelper.READYTORUN_HELPER_DelayLoad_MethodCall |
ILCompiler.DependencyAnalysis.ReadyToRun.ReadyToRunHelper.READYTORUN_HELPER_FLAG_VSD,
_codegenNodeFactory.MethodSignature(ReadyToRunFixupKind.READYTORUN_FIXUP_VirtualEntry, method,
null, methodToken, signatureContext, isUnboxingStub, isInstantiatingStub: false),
callSite);
_interfaceDispatchCells.Add(cellKey, dispatchCell);
}
return(dispatchCell);
}
public override bool TryGetModuleTokenForExternalType(TypeDesc type, out ModuleToken token)
{
Debug.Assert(!VersionsWithType(type));
if (_typeRefsInCompilationModuleSet == null)
{
_typeRefsInCompilationModuleSet = new Dictionary <TypeDesc, ModuleToken>();
EcmaModule ecmaModule = ((EcmaMethod)_method.GetTypicalMethodDefinition()).Module;
foreach (var typeRefHandle in ecmaModule.MetadataReader.TypeReferences)
{
try
{
TypeDesc typeFromTypeRef = ecmaModule.GetType(typeRefHandle);
_typeRefsInCompilationModuleSet[typeFromTypeRef] = new ModuleToken(ecmaModule, typeRefHandle);
}
catch (TypeSystemException) { }
}
}
return(_typeRefsInCompilationModuleSet.TryGetValue(type, out token));
}
public IMethodNode MethodEntrypoint(
MethodDesc targetMethod,
TypeDesc constrainedType,
MethodDesc originalMethod,
ModuleToken methodToken,
SignatureContext signatureContext,
bool isUnboxingStub = false)
{
if (targetMethod == originalMethod)
{
constrainedType = null;
}
if (!CompilationModuleGroup.ContainsMethodBody(targetMethod, false))
{
return(ImportedMethodNode(constrainedType != null ? originalMethod : targetMethod, constrainedType, methodToken, signatureContext, isUnboxingStub));
}
return(_methodEntrypoints.GetOrAdd(targetMethod, (m) =>
{
return CreateMethodEntrypointNode(targetMethod, signatureContext, isUnboxingStub);
}));
}
public ISymbolNode StringLiteral(ModuleToken moduleToken)
{
return(_importStrings.GetOrAdd(moduleToken));
}
/// <summary> /// Retrieve the module-based token for a type that is not part of the version bubble of the current compilation. /// </summary> /// <param name="type">Type to get a module token for</param> /// <param name="token">Module-based token for the type</param> /// <returns>Returns true the type was referenced by any of the input modules in the current compliation</returns> public abstract bool TryGetModuleTokenForExternalType(TypeDesc type, out ModuleToken token);
public ModuleTokenAndSignatureContext(ModuleToken moduleToken, SignatureContext signatureContext)
{
ModuleToken = moduleToken;
SignatureContext = signatureContext;
}
public ISymbolNode StringLiteral(ModuleToken moduleToken, SignatureContext signatureContext)
{
return(_importStrings.GetOrAdd(new ModuleTokenAndSignatureContext(moduleToken, signatureContext)));
}
public MethodWithToken(MethodDesc method, ModuleToken token)
{
Method = method;
Token = token;
}
public IMethodNode StringAllocator(MethodDesc constructor, ModuleToken methodToken, SignatureContext signatureContext)
{
return(MethodEntrypoint(constructor, constrainedType: null, originalMethod: null,
methodToken: methodToken, signatureContext: signatureContext, isUnboxingStub: false));
}
public ISymbolNode DelegateCtor(TypeDesc delegateType, MethodDesc targetMethod, ModuleToken methodToken, SignatureContext signatureContext)
{
TypeAndMethod ctorKey = new TypeAndMethod(delegateType, targetMethod, methodToken: methodToken, isUnboxingStub: false, isInstantiatingStub: false);
if (!_delegateCtors.TryGetValue(ctorKey, out ISymbolNode ctorNode))
{
IMethodNode targetMethodNode = _codegenNodeFactory.MethodEntrypoint(
targetMethod,
constrainedType: null,
originalMethod: null,
methodToken: methodToken,
signatureContext: signatureContext,
isUnboxingStub: false);
ctorNode = new DelayLoadHelperImport(
_codegenNodeFactory,
_codegenNodeFactory.HelperImports,
ILCompiler.DependencyAnalysis.ReadyToRun.ReadyToRunHelper.READYTORUN_HELPER_DelayLoad_Helper,
new DelegateCtorSignature(delegateType, targetMethodNode, methodToken, signatureContext));
_delegateCtors.Add(ctorKey, ctorNode);
}
return(ctorNode);
}