private static MethodBuilder EmitBoxedSerializer(TypeBuilder type, int i, Type valueType, SerializerPair[] methodPairs) { MethodInfo dedicated = methodPairs[i].Deserialize; MethodBuilder boxedSerializer = type.DefineMethod("_" + i, MethodAttributes.Static, CallingConventions.Standard, typeof(object), new Type[] { typeof(object), typeof(ProtoReader) }); Compiler.CompilerContext ctx = new Compiler.CompilerContext(boxedSerializer.GetILGenerator(), true, methodPairs); ctx.LoadValue(Compiler.Local.InputValue); Compiler.CodeLabel @null = ctx.DefineLabel(); ctx.BranchIfFalse(@null, true); ctx.LoadValue(Compiler.Local.InputValue); ctx.CastFromObject(valueType); ctx.LoadReaderWriter(); ctx.EmitCall(dedicated); ctx.CastToObject(valueType); ctx.Return(); ctx.MarkLabel(@null); using (Compiler.Local typedVal = new Compiler.Local(ctx, valueType)) { // create a new valueType ctx.LoadAddress(typedVal, valueType); ctx.EmitCtor(valueType); ctx.LoadValue(typedVal); ctx.LoadReaderWriter(); ctx.EmitCall(dedicated); ctx.CastToObject(valueType); ctx.Return(); } return(boxedSerializer); }
public void EmitRead(Compiler.CompilerContext ctx, Compiler.Local valueFrom) { ctx.LoadValue(valueFrom); ctx.CastToObject(type); ctx.LoadReaderWriter(); ctx.LoadValue(ctx.MapMetaKeyToCompiledKey(key)); if (type == ctx.MapType(typeof(object))) { ctx.LoadNullRef(); } else { ctx.LoadValue(type); } ctx.LoadValue((int)options); ctx.EmitCall(ctx.MapType(typeof(BclHelpers)).GetMethod("ReadNetObject")); ctx.CastFromObject(type); }
static void EmitInvokeCallback(Compiler.CompilerContext ctx, MethodInfo method, bool copyValue, Type constructType, Type type) { if (method != null) { if (copyValue) { ctx.CopyValue(); // assumes the target is on the stack, and that we want to *retain* it on the stack } ParameterInfo[] parameters = method.GetParameters(); bool handled = true; for (int i = 0; i < parameters.Length; i++) { Type parameterType = parameters[0].ParameterType; if (parameterType == ctx.MapType(typeof(SerializationContext))) { ctx.LoadSerializationContext(); } else if (parameterType == ctx.MapType(typeof(System.Type))) { Type tmp = constructType; if (tmp == null) { tmp = type; // no ?? in some C# profiles } ctx.LoadValue(tmp); } else if (parameterType == ctx.MapType(typeof(System.Runtime.Serialization.StreamingContext))) { ctx.LoadSerializationContext(); MethodInfo op = ctx.MapType(typeof(SerializationContext)).GetMethod("op_Implicit", new Type[] { ctx.MapType(typeof(SerializationContext)) }); if (op != null) { // it isn't always! (framework versions, etc) ctx.EmitCall(op); handled = true; } } else { handled = false; } } if (handled) { ctx.EmitCall(method); if (constructType != null) { if (method.ReturnType == ctx.MapType(typeof(object))) { ctx.CastFromObject(type); } } } else { throw Meta.CallbackSet.CreateInvalidCallbackSignature(method); } } }
private static MethodContext EmitBoxedSerializer(TypeBuilder type, int i, Type valueType, SerializerPair[] methodPairs, RuntimeTypeModel model, Compiler.CompilerContext.ILVersion ilVersion, string assemblyName) { MethodInfo dedicated = methodPairs[i].Deserialize; string name = "_" + i.ToString(); MethodContext methodContext; model.EmitDefineMethod( type, name, MethodAttributes.Static, CallingConventions.Standard, model.MapType(typeof(object)), new[] { new MethodContext.ParameterGenInfo(model.MapType(typeof(object)), "obj", 1), new MethodContext.ParameterGenInfo(model.MapType(typeof(ProtoReader)), "source", 2), }, false, out methodContext); Compiler.CompilerContext ctx = new Compiler.CompilerContext(methodContext, true, false, methodPairs, model, ilVersion, assemblyName, model.MapType(typeof(object))); ctx.LoadValue(ctx.InputValue); Compiler.CodeLabel @null = ctx.DefineLabel(); ctx.BranchIfFalse(@null, true); Type mappedValueType = valueType; ctx.LoadValue(ctx.InputValue); ctx.CastFromObject(mappedValueType); ctx.LoadReaderWriter(); ctx.EmitCall(dedicated); ctx.CastToObject(mappedValueType); ctx.Return(); ctx.MarkLabel(@null); using (Compiler.Local typedVal = new Compiler.Local(ctx, mappedValueType)) { // create a new valueType ctx.LoadAddress(typedVal, mappedValueType); ctx.EmitCtor(mappedValueType); ctx.LoadValue(typedVal); ctx.LoadReaderWriter(); ctx.EmitCall(dedicated); ctx.CastToObject(mappedValueType); ctx.Return(); } return(methodContext); }
void IProtoSerializer.EmitRead(Compiler.CompilerContext ctx, Compiler.Local valueFrom) { if (!EmitDedicatedMethod(ctx, valueFrom, true)) { ctx.LoadValue(valueFrom); if (Helpers.IsValueType(type)) { ctx.CastToObject(type); } ctx.LoadValue(ctx.MapMetaKeyToCompiledKey(key)); // re-map for formality, but would expect identical, else dedicated method ctx.LoadReaderWriter(); ctx.EmitCall(Helpers.GetStaticMethod(ctx.MapType(typeof(ProtoReader)), "ReadObject")); ctx.CastFromObject(type); } }
void IProtoSerializer.EmitRead(Compiler.CompilerContext ctx, Compiler.Local valueFrom) { if (!EmitDedicatedMethod(ctx, valueFrom, true)) { ctx.LoadValue(valueFrom); if (type.IsValueType) { ctx.CastToObject(type); } ctx.LoadValue(key); ctx.LoadReaderWriter(); ctx.EmitCall(typeof(ProtoReader).GetMethod("ReadObject")); ctx.CastFromObject(type); } }
public void EmitRead(Compiler.CompilerContext ctx, Compiler.Local valueFrom) { ctx.LoadValue(valueFrom); ctx.CastToObject(type); ctx.LoadReaderWriter(); ctx.LoadValue(key); if (type == typeof(object)) { ctx.LoadNullRef(); } else { ctx.LoadValue(type); } ctx.EmitCall(typeof(BclHelpers).GetMethod("ReadNetObject")); ctx.CastFromObject(type); }
void IProtoSerializer.EmitRead(Compiler.CompilerContext ctx, Compiler.Local valueFrom) { using (ctx.StartDebugBlockAuto(this)) { if (!EmitDedicatedMethod(ctx, valueFrom, true)) { ctx.LoadValue(valueFrom); if (ExpectedType.IsValueType) { ctx.CastToObject(ExpectedType); } ctx.LoadValue(ctx.MapMetaKeyToCompiledKey(_baseKey)); // re-map for formality, but would expect identical, else dedicated method ctx.LoadReaderWriter(); ctx.EmitCall(ctx.MapType(typeof(ProtoReader)).GetMethod("ReadObject")); ctx.CastFromObject(ExpectedType); } } }
public void EmitRead(Compiler.CompilerContext ctx, Compiler.Local entity) { using (var val = ctx.GetLocalWithValue(ExpectedType, entity)) { ctx.LoadReader(true); ctx.LoadValue(val); ctx.CastToObject(ExpectedType); ctx.LoadValue(ctx.MapMetaKeyToCompiledKey(key)); if (ExpectedType == typeof(object)) { ctx.LoadNullRef(); } else { ctx.LoadValue(ExpectedType); } ctx.LoadValue((int)options); ctx.EmitCall(typeof(BclHelpers).GetMethod("ReadNetObject", new[] { typeof(ProtoReader), Compiler.ReaderUtil.ByRefStateType, typeof(object), typeof(int), typeof(Type), typeof(BclHelpers.NetObjectOptions) })); ctx.CastFromObject(ExpectedType); } }
private void WriteFieldHandler( Compiler.CompilerContext ctx, Type expected, Compiler.Local loc, Compiler.CodeLabel handler, Compiler.CodeLabel @continue, IProtoSerializer serializer) { ctx.MarkLabel(handler); Type serType = serializer.ExpectedType; if (serType == ExpectedType) { EmitCreateIfNull(ctx, loc); serializer.EmitRead(ctx, loc); } else { //RuntimeTypeModel rtm = (RuntimeTypeModel)ctx.Model; if (((IProtoTypeSerializer)serializer).CanCreateInstance()) { Compiler.CodeLabel allDone = ctx.DefineLabel(); ctx.LoadValue(loc); ctx.BranchIfFalse(allDone, false); // null is always ok ctx.LoadValue(loc); ctx.TryCast(serType); ctx.BranchIfTrue(allDone, false); // not null, but of the correct type // otherwise, need to convert it ctx.LoadReader(false); ctx.LoadValue(loc); ((IProtoTypeSerializer)serializer).EmitCreateInstance(ctx); ctx.EmitCall(typeof(ProtoReader).GetMethod("Merge", new[] { typeof(ProtoReader), typeof(object), typeof(object) })); ctx.Cast(expected); ctx.StoreValue(loc); // Merge always returns a value // nothing needs doing ctx.MarkLabel(allDone); } if (Helpers.IsValueType(serType)) { Compiler.CodeLabel initValue = ctx.DefineLabel(); Compiler.CodeLabel hasValue = ctx.DefineLabel(); using (Compiler.Local emptyValue = new Compiler.Local(ctx, serType)) { ctx.LoadValue(loc); ctx.BranchIfFalse(initValue, false); ctx.LoadValue(loc); ctx.CastFromObject(serType); ctx.Branch(hasValue, false); ctx.MarkLabel(initValue); ctx.InitLocal(serType, emptyValue); ctx.LoadValue(emptyValue); ctx.MarkLabel(hasValue); } } else { ctx.LoadValue(loc); ctx.Cast(serType); } serializer.EmitRead(ctx, null); } if (serializer.ReturnsValue) { // update the variable if (Helpers.IsValueType(serType)) { // but box it first in case of value type ctx.CastToObject(serType); } ctx.StoreValue(loc); } ctx.Branch(@continue, false); // "continue" }
} // updates field directly #if FEAT_COMPILER void IProtoSerializer.EmitWrite(Compiler.CompilerContext ctx, Compiler.Local valueFrom) { Type expected = ExpectedType; using (Compiler.Local loc = ctx.GetLocalWithValue(expected, valueFrom)) { // pre-callbacks EmitCallbackIfNeeded(ctx, loc, TypeModel.CallbackType.BeforeSerialize); Compiler.CodeLabel startFields = ctx.DefineLabel(); // inheritance if (CanHaveInheritance) { for (int i = 0; i < serializers.Length; i++) { IProtoSerializer ser = serializers[i]; Type serType = ser.ExpectedType; if (serType != ExpectedType) { Compiler.CodeLabel ifMatch = ctx.DefineLabel(), nextTest = ctx.DefineLabel(); ctx.LoadValue(loc); ctx.TryCast(serType); ctx.CopyValue(); ctx.BranchIfTrue(ifMatch, true); ctx.DiscardValue(); ctx.Branch(nextTest, true); ctx.MarkLabel(ifMatch); if (Helpers.IsValueType(serType)) { ctx.DiscardValue(); ctx.LoadValue(loc); ctx.CastFromObject(serType); } ser.EmitWrite(ctx, null); ctx.Branch(startFields, false); ctx.MarkLabel(nextTest); } } if (constructType != null && constructType != ExpectedType) { using (Compiler.Local actualType = new Compiler.Local(ctx, typeof(Type))) { // would have jumped to "fields" if an expected sub-type, so two options: // a: *exactly* that type, b: an *unexpected* type ctx.LoadValue(loc); ctx.EmitCall(typeof(object).GetMethod("GetType")); ctx.CopyValue(); ctx.StoreValue(actualType); ctx.LoadValue(ExpectedType); ctx.BranchIfEqual(startFields, true); ctx.LoadValue(actualType); ctx.LoadValue(constructType); ctx.BranchIfEqual(startFields, true); } } else { // would have jumped to "fields" if an expected sub-type, so two options: // a: *exactly* that type, b: an *unexpected* type ctx.LoadValue(loc); ctx.EmitCall(typeof(object).GetMethod("GetType")); ctx.LoadValue(ExpectedType); ctx.BranchIfEqual(startFields, true); } // unexpected, then... note that this *might* be a proxy, which // is handled by ThrowUnexpectedSubtype ctx.LoadValue(ExpectedType); ctx.LoadValue(loc); ctx.EmitCall(typeof(object).GetMethod("GetType")); ctx.EmitCall(typeof(TypeModel).GetMethod("ThrowUnexpectedSubtype", BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Static)); } // fields ctx.MarkLabel(startFields); for (int i = 0; i < serializers.Length; i++) { IProtoSerializer ser = serializers[i]; if (ser.ExpectedType == ExpectedType) { ser.EmitWrite(ctx, loc); } } // extension data if (isExtensible) { ctx.LoadValue(loc); ctx.LoadWriter(true); ctx.EmitCall(Compiler.WriterUtil.GetStaticMethod("AppendExtensionData")); } // post-callbacks EmitCallbackIfNeeded(ctx, loc, TypeModel.CallbackType.AfterSerialize); } }
private static MethodBuilder EmitBoxedSerializer(TypeBuilder type, int i, Type valueType, SerializerPair[] methodPairs, TypeModel model, Compiler.CompilerContext.ILVersion ilVersion, string assemblyName) { MethodInfo dedicated = methodPairs[i].Deserialize; MethodBuilder boxedSerializer = type.DefineMethod("_" + i.ToString(), MethodAttributes.Static, CallingConventions.Standard, model.MapType(typeof(object)), new Type[] { model.MapType(typeof(object)), model.MapType(typeof(ProtoReader)) }); Compiler.CompilerContext ctx = new Compiler.CompilerContext(boxedSerializer.GetILGenerator(), true, false, methodPairs, model, ilVersion, assemblyName, model.MapType(typeof(object))); ctx.LoadValue(ctx.InputValue); Compiler.CodeLabel @null = ctx.DefineLabel(); ctx.BranchIfFalse(@null, true); Type mappedValueType = valueType; ctx.LoadValue(ctx.InputValue); ctx.CastFromObject(mappedValueType); ctx.LoadReaderWriter(); ctx.EmitCall(dedicated); ctx.CastToObject(mappedValueType); ctx.Return(); ctx.MarkLabel(@null); using (Compiler.Local typedVal = new Compiler.Local(ctx, mappedValueType)) { // create a new valueType ctx.LoadAddress(typedVal, mappedValueType); ctx.EmitCtor(mappedValueType); ctx.LoadValue(typedVal); ctx.LoadReaderWriter(); ctx.EmitCall(dedicated); ctx.CastToObject(mappedValueType); ctx.Return(); } return boxedSerializer; }
private Compiler.CompilerContext WriteSerializeDeserialize(string assemblyName, TypeBuilder type, SerializerPair[] methodPairs, Compiler.CompilerContext.ILVersion ilVersion, ref ILGenerator il) { il = Override(type, "Serialize"); Compiler.CompilerContext ctx = new Compiler.CompilerContext(il, false, true, methodPairs, this, ilVersion, assemblyName, MapType(typeof(object))); // arg0 = this, arg1 = key, arg2=obj, arg3=dest Compiler.CodeLabel[] jumpTable = new Compiler.CodeLabel[types.Count]; for (int i = 0; i < jumpTable.Length; i++) { jumpTable[i] = ctx.DefineLabel(); } il.Emit(OpCodes.Ldarg_1); ctx.Switch(jumpTable); ctx.Return(); for (int i = 0; i < jumpTable.Length; i++) { SerializerPair pair = methodPairs[i]; ctx.MarkLabel(jumpTable[i]); il.Emit(OpCodes.Ldarg_2); ctx.CastFromObject(pair.Type.Type); il.Emit(OpCodes.Ldarg_3); il.EmitCall(OpCodes.Call, pair.Serialize, null); ctx.Return(); } il = Override(type, "Deserialize"); ctx = new Compiler.CompilerContext(il, false, false, methodPairs, this, ilVersion, assemblyName, MapType(typeof(object))); // arg0 = this, arg1 = key, arg2=obj, arg3=source for (int i = 0; i < jumpTable.Length; i++) { jumpTable[i] = ctx.DefineLabel(); } il.Emit(OpCodes.Ldarg_1); ctx.Switch(jumpTable); ctx.LoadNullRef(); ctx.Return(); for (int i = 0; i < jumpTable.Length; i++) { SerializerPair pair = methodPairs[i]; ctx.MarkLabel(jumpTable[i]); Type keyType = pair.Type.Type; if (keyType.IsValueType) { il.Emit(OpCodes.Ldarg_2); il.Emit(OpCodes.Ldarg_3); il.EmitCall(OpCodes.Call, EmitBoxedSerializer(type, i, keyType, methodPairs, this, ilVersion, assemblyName), null); ctx.Return(); } else { il.Emit(OpCodes.Ldarg_2); ctx.CastFromObject(keyType); il.Emit(OpCodes.Ldarg_3); il.EmitCall(OpCodes.Call, pair.Deserialize, null); ctx.Return(); } } return ctx; }
private static MethodBuilder EmitBoxedSerializer(TypeBuilder type, int i, Type valueType, SerializerPair[] methodPairs) { MethodInfo dedicated = methodPairs[i].Deserialize; MethodBuilder boxedSerializer = type.DefineMethod("_" + i, MethodAttributes.Static, CallingConventions.Standard, typeof(object), new Type[] { typeof(object), typeof(ProtoReader) }); Compiler.CompilerContext ctx = new Compiler.CompilerContext(boxedSerializer.GetILGenerator(), true, false, methodPairs); ctx.LoadValue(Compiler.Local.InputValue); Compiler.CodeLabel @null = ctx.DefineLabel(); ctx.BranchIfFalse(@null, true); ctx.LoadValue(Compiler.Local.InputValue); ctx.CastFromObject(valueType); ctx.LoadReaderWriter(); ctx.EmitCall(dedicated); ctx.CastToObject(valueType); ctx.Return(); ctx.MarkLabel(@null); using(Compiler.Local typedVal = new Compiler.Local(ctx, valueType)) { // create a new valueType ctx.LoadAddress(typedVal, valueType); ctx.EmitCtor(valueType); ctx.LoadValue(typedVal); ctx.LoadReaderWriter(); ctx.EmitCall(dedicated); ctx.CastToObject(valueType); ctx.Return(); } return boxedSerializer; }
/// <summary> /// Fully compiles the current model into a static-compiled serialization dll /// (the serialization dll still requires protobuf-net for support services). /// </summary> /// <remarks>A full compilation is restricted to accessing public types / members</remarks> /// <param name="name">The name of the TypeModel class to create</param> /// <param name="path">The path for the new dll</param> /// <returns>An instance of the newly created compiled type-model</returns> public TypeModel Compile(string name, string path) { BuildAllSerializers(); Freeze(); bool save = !Helpers.IsNullOrEmpty(path); if (Helpers.IsNullOrEmpty(name)) { if (save) throw new ArgumentNullException("name"); name = Guid.NewGuid().ToString(); } AssemblyName an = new AssemblyName(); an.Name = name; AssemblyBuilder asm = AppDomain.CurrentDomain.DefineDynamicAssembly(an, (save ? AssemblyBuilderAccess.RunAndSave : AssemblyBuilderAccess.Run) ); ModuleBuilder module = save ? asm.DefineDynamicModule(name, path) : asm.DefineDynamicModule(name); Type baseType = typeof(TypeModel); TypeBuilder type = module.DefineType(name, (baseType.Attributes & ~TypeAttributes.Abstract) | TypeAttributes.Sealed, baseType); Compiler.CompilerContext ctx; int index = 0; bool hasInheritance = false; SerializerPair[] methodPairs = new SerializerPair[types.Count]; foreach (MetaType metaType in types) { MethodBuilder writeMethod = type.DefineMethod("Write" #if DEBUG + metaType.Type.Name #endif , MethodAttributes.Private | MethodAttributes.Static, CallingConventions.Standard, typeof(void), new Type[] { metaType.Type, typeof(ProtoWriter) }); MethodBuilder readMethod = type.DefineMethod("Read" #if DEBUG + metaType.Type.Name #endif , MethodAttributes.Private | MethodAttributes.Static, CallingConventions.Standard, metaType.Type, new Type[] { metaType.Type, typeof(ProtoReader) }); SerializerPair pair = new SerializerPair( GetKey(metaType.Type, true, false), GetKey(metaType.Type, true, true), metaType, writeMethod, readMethod, writeMethod.GetILGenerator(), readMethod.GetILGenerator()); methodPairs[index++] = pair; if (pair.MetaKey != pair.BaseKey) hasInheritance = true; } if (hasInheritance) { Array.Sort(methodPairs); } for(index = 0; index < methodPairs.Length ; index++) { SerializerPair pair = methodPairs[index]; ctx = new Compiler.CompilerContext(pair.SerializeBody, true, true, methodPairs); pair.Type.Serializer.EmitWrite(ctx, Compiler.Local.InputValue); ctx.Return(); ctx = new Compiler.CompilerContext(pair.DeserializeBody, true, false, methodPairs); pair.Type.Serializer.EmitRead(ctx, Compiler.Local.InputValue); if (!pair.Type.Serializer.ReturnsValue) { ctx.LoadValue(Compiler.Local.InputValue); } ctx.Return(); } FieldBuilder knownTypes = type.DefineField("knownTypes", typeof(Type[]), FieldAttributes.Private | FieldAttributes.InitOnly); ILGenerator il = Override(type, "GetKeyImpl"); il.Emit(OpCodes.Ldarg_0); il.Emit(OpCodes.Ldfld, knownTypes); il.Emit(OpCodes.Ldarg_1); // note that Array.IndexOf is not supported under CF il.EmitCall(OpCodes.Callvirt,typeof(IList).GetMethod( "IndexOf", new Type[] { typeof(object) }), null); if (hasInheritance) { il.DeclareLocal(typeof(int)); // loc-0 il.Emit(OpCodes.Dup); il.Emit(OpCodes.Stloc_0); BasicList getKeyLabels = new BasicList(); int lastKey = -1; for (int i = 0; i < methodPairs.Length; i++) { if (methodPairs[i].MetaKey == methodPairs[i].BaseKey) break; if (lastKey == methodPairs[i].BaseKey) { // add the last label again getKeyLabels.Add(getKeyLabels[getKeyLabels.Count - 1]); } else { // add a new unique label getKeyLabels.Add(il.DefineLabel()); lastKey = methodPairs[i].BaseKey; } } Label[] subtypeLabels = new Label[getKeyLabels.Count]; getKeyLabels.CopyTo(subtypeLabels, 0); il.Emit(OpCodes.Switch, subtypeLabels); il.Emit(OpCodes.Ldloc_0); // not a sub-type; use the original value il.Emit(OpCodes.Ret); lastKey = -1; // now output the different branches per sub-type (not derived type) for (int i = subtypeLabels.Length - 1; i >= 0; i--) { if (lastKey != methodPairs[i].BaseKey) { lastKey = methodPairs[i].BaseKey; // find the actual base-index for this base-key (i.e. the index of // the base-type) int keyIndex = -1; for (int j = subtypeLabels.Length; j < methodPairs.Length; j++) { if (methodPairs[j].BaseKey == lastKey && methodPairs[j].MetaKey == lastKey) { keyIndex = j; break; } } il.MarkLabel(subtypeLabels[i]); Compiler.CompilerContext.LoadValue(il, keyIndex); il.Emit(OpCodes.Ret); } } } else { il.Emit(OpCodes.Ret); } il = Override(type, "Serialize"); ctx = new Compiler.CompilerContext(il, false, true, methodPairs); // arg0 = this, arg1 = key, arg2=obj, arg3=dest Label[] jumpTable = new Label[types.Count]; for (int i = 0; i < jumpTable.Length; i++) { jumpTable[i] = il.DefineLabel(); } il.Emit(OpCodes.Ldarg_1); il.Emit(OpCodes.Switch, jumpTable); ctx.Return(); for (int i = 0; i < jumpTable.Length; i++) { SerializerPair pair = methodPairs[i]; il.MarkLabel(jumpTable[i]); il.Emit(OpCodes.Ldarg_2); ctx.CastFromObject(pair.Type.Type); il.Emit(OpCodes.Ldarg_3); il.EmitCall(OpCodes.Call, pair.Serialize, null); ctx.Return(); } il = Override(type, "Deserialize"); ctx = new Compiler.CompilerContext(il, false, false, methodPairs); // arg0 = this, arg1 = key, arg2=obj, arg3=source for (int i = 0; i < jumpTable.Length; i++) { jumpTable[i] = il.DefineLabel(); } il.Emit(OpCodes.Ldarg_1); il.Emit(OpCodes.Switch, jumpTable); ctx.LoadNullRef(); ctx.Return(); for (int i = 0; i < jumpTable.Length; i++) { SerializerPair pair = methodPairs[i]; il.MarkLabel(jumpTable[i]); Type keyType = pair.Type.Type; if (keyType.IsValueType) { il.Emit(OpCodes.Ldarg_2); il.Emit(OpCodes.Ldarg_3); il.EmitCall(OpCodes.Call, EmitBoxedSerializer(type, i, keyType, methodPairs), null); ctx.Return(); } else { il.Emit(OpCodes.Ldarg_2); ctx.CastFromObject(keyType); il.Emit(OpCodes.Ldarg_3); il.EmitCall(OpCodes.Call, pair.Deserialize, null); ctx.Return(); } } ConstructorBuilder ctor = type.DefineConstructor(MethodAttributes.Public, CallingConventions.HasThis, Helpers.EmptyTypes); il = ctor.GetILGenerator(); il.Emit(OpCodes.Ldarg_0); il.Emit(OpCodes.Call, Helpers.GetConstructor(baseType, Helpers.EmptyTypes, true)); il.Emit(OpCodes.Ldarg_0); Compiler.CompilerContext.LoadValue(il, types.Count); il.Emit(OpCodes.Newarr, typeof(Type)); index = 0; foreach(SerializerPair pair in methodPairs) { il.Emit(OpCodes.Dup); Compiler.CompilerContext.LoadValue(il, index); il.Emit(OpCodes.Ldtoken, pair.Type.Type); il.EmitCall(OpCodes.Call, typeof(Type).GetMethod("GetTypeFromHandle"), null); il.Emit(OpCodes.Stelem_Ref); index++; } il.Emit(OpCodes.Stfld, knownTypes); il.Emit(OpCodes.Ret); Type finalType = type.CreateType(); if(!Helpers.IsNullOrEmpty(path)) { asm.Save(path); Helpers.DebugWriteLine("Wrote dll:" + path); } return (TypeModel)Activator.CreateInstance(finalType); }
/// <summary> /// Fully compiles the current model into a static-compiled serialization dll /// (the serialization dll still requires protobuf-net for support services). /// </summary> /// <remarks>A full compilation is restricted to accessing public types / members</remarks> /// <returns>An instance of the newly created compiled type-model</returns> public TypeModel Compile(CompilerOptions options) { if (options == null) throw new ArgumentNullException("options"); string typeName = options.TypeName; string path = options.OutputPath; BuildAllSerializers(); Freeze(); bool save = !Helpers.IsNullOrEmpty(path); if (Helpers.IsNullOrEmpty(typeName)) { if (save) throw new ArgumentNullException("typeName"); typeName = Guid.NewGuid().ToString(); } string assemblyName, moduleName; if(path == null) { assemblyName = typeName; moduleName = assemblyName + ".dll"; } else { assemblyName = new System.IO.FileInfo(System.IO.Path.GetFileNameWithoutExtension(path)).Name; moduleName = assemblyName + System.IO.Path.GetExtension(path); } #if FEAT_IKVM IKVM.Reflection.AssemblyName an = new IKVM.Reflection.AssemblyName(); an.Name = assemblyName; AssemblyBuilder asm = universe.DefineDynamicAssembly(an, AssemblyBuilderAccess.Save); if(!Helpers.IsNullOrEmpty(options.ImageRuntimeVersion) && options.MetaDataVersion != 0) { asm.__SetImageRuntimeVersion(options.ImageRuntimeVersion, options.MetaDataVersion); } ModuleBuilder module = asm.DefineDynamicModule(moduleName, path); #else AssemblyName an = new AssemblyName(); an.Name = assemblyName; AssemblyBuilder asm = AppDomain.CurrentDomain.DefineDynamicAssembly(an, (save ? AssemblyBuilderAccess.RunAndSave : AssemblyBuilderAccess.Run) ); ModuleBuilder module = save ? asm.DefineDynamicModule(moduleName, path) : asm.DefineDynamicModule(moduleName); #endif if (!Helpers.IsNullOrEmpty(options.TargetFrameworkName)) { // get [TargetFramework] from mscorlib/equivalent and burn into the new assembly Type versionAttribType = null; try { // this is best-endeavours only versionAttribType = GetType("System.Runtime.Versioning.TargetFrameworkAttribute", MapType(typeof(string)).Assembly); } catch { /* don't stress */ } if (versionAttribType != null) { PropertyInfo[] props; object[] propValues; if (Helpers.IsNullOrEmpty(options.TargetFrameworkDisplayName)) { props = new PropertyInfo[0]; propValues = new object[0]; } else { props = new PropertyInfo[1] { versionAttribType.GetProperty("FrameworkDisplayName") }; propValues = new object[1] { options.TargetFrameworkDisplayName }; } CustomAttributeBuilder builder = new CustomAttributeBuilder( versionAttribType.GetConstructor(new Type[] { MapType(typeof(string)) }), new object[] { options.TargetFrameworkName }, props, propValues); asm.SetCustomAttribute(builder); } } // copy assembly:InternalsVisibleTo Type internalsVisibleToAttribType = null; #if !FX11 try { internalsVisibleToAttribType = MapType(typeof(System.Runtime.CompilerServices.InternalsVisibleToAttribute)); } catch { /* best endeavors only */ } #endif if (internalsVisibleToAttribType != null) { BasicList internalAssemblies = new BasicList(), consideredAssemblies = new BasicList(); foreach (MetaType metaType in types) { Assembly assembly = metaType.Type.Assembly; if (consideredAssemblies.IndexOfReference(assembly) >= 0) continue; consideredAssemblies.Add(assembly); AttributeMap[] assemblyAttribsMap = AttributeMap.Create(this, assembly); for (int i = 0; i < assemblyAttribsMap.Length; i++) { if (assemblyAttribsMap[i].AttributeType != internalsVisibleToAttribType) continue; object privelegedAssemblyObj; assemblyAttribsMap[i].TryGet("AssemblyName", out privelegedAssemblyObj); string privelegedAssemblyName = privelegedAssemblyObj as string; if (privelegedAssemblyName == assemblyName || Helpers.IsNullOrEmpty(privelegedAssemblyName)) continue; // ignore if (internalAssemblies.IndexOf(new StringFinder(privelegedAssemblyName)) >= 0) continue; // seen it before internalAssemblies.Add(privelegedAssemblyName); CustomAttributeBuilder builder = new CustomAttributeBuilder( internalsVisibleToAttribType.GetConstructor(new Type[] { MapType(typeof(string)) }), new object[] { privelegedAssemblyName }); asm.SetCustomAttribute(builder); } } } Type baseType = MapType(typeof(TypeModel)); TypeAttributes typeAttributes = (baseType.Attributes & ~TypeAttributes.Abstract) | TypeAttributes.Sealed; if(options.Accessibility == Accessibility.Internal) { typeAttributes &= ~TypeAttributes.Public; } TypeBuilder type = module.DefineType(typeName, typeAttributes, baseType); Compiler.CompilerContext ctx; int index = 0; bool hasInheritance = false; SerializerPair[] methodPairs = new SerializerPair[types.Count]; foreach (MetaType metaType in types) { MethodBuilder writeMethod = type.DefineMethod("Write" #if DEBUG + metaType.Type.Name #endif , MethodAttributes.Private | MethodAttributes.Static, CallingConventions.Standard, MapType(typeof(void)), new Type[] { metaType.Type, MapType(typeof(ProtoWriter)) }); MethodBuilder readMethod = type.DefineMethod("Read" #if DEBUG + metaType.Type.Name #endif , MethodAttributes.Private | MethodAttributes.Static, CallingConventions.Standard, metaType.Type, new Type[] { metaType.Type, MapType(typeof(ProtoReader)) }); SerializerPair pair = new SerializerPair( GetKey(metaType.Type, true, false), GetKey(metaType.Type, true, true), metaType, writeMethod, readMethod, writeMethod.GetILGenerator(), readMethod.GetILGenerator()); methodPairs[index++] = pair; if (pair.MetaKey != pair.BaseKey) hasInheritance = true; } if (hasInheritance) { Array.Sort(methodPairs); } Compiler.CompilerContext.ILVersion ilVersion = Compiler.CompilerContext.ILVersion.Net2; if (options.MetaDataVersion == 0x10000) { ilVersion = Compiler.CompilerContext.ILVersion.Net1; // old-school! } for(index = 0; index < methodPairs.Length ; index++) { SerializerPair pair = methodPairs[index]; ctx = new Compiler.CompilerContext(pair.SerializeBody, true, true, methodPairs, this, ilVersion, assemblyName); ctx.CheckAccessibility(pair.Deserialize.ReturnType); pair.Type.Serializer.EmitWrite(ctx, Compiler.Local.InputValue); ctx.Return(); ctx = new Compiler.CompilerContext(pair.DeserializeBody, true, false, methodPairs, this, ilVersion, assemblyName); pair.Type.Serializer.EmitRead(ctx, Compiler.Local.InputValue); if (!pair.Type.Serializer.ReturnsValue) { ctx.LoadValue(Compiler.Local.InputValue); } ctx.Return(); } ILGenerator il = Override(type, "GetKeyImpl"); int knownTypesCategory; FieldBuilder knownTypes; Type knownTypesLookupType; const int KnownTypes_Array = 1, KnownTypes_Dictionary = 2, KnownTypes_Hashtable = 3, KnownTypes_ArrayCutoff = 20; if (types.Count <= KnownTypes_ArrayCutoff) { knownTypesCategory = KnownTypes_Array; knownTypesLookupType = MapType(typeof(System.Type[]), true); } else { #if NO_GENERICS knownTypesLookupType = null; #else knownTypesLookupType = MapType(typeof(System.Collections.Generic.Dictionary<System.Type, int>), false); #endif if (knownTypesLookupType == null) { knownTypesLookupType = MapType(typeof(Hashtable), true); knownTypesCategory = KnownTypes_Hashtable; } else { knownTypesCategory = KnownTypes_Dictionary; } } knownTypes = type.DefineField("knownTypes", knownTypesLookupType, FieldAttributes.Private | FieldAttributes.InitOnly | FieldAttributes.Static); switch(knownTypesCategory) { case KnownTypes_Array: { il.Emit(OpCodes.Ldsfld, knownTypes); il.Emit(OpCodes.Ldarg_1); // note that Array.IndexOf is not supported under CF il.EmitCall(OpCodes.Callvirt, MapType(typeof(IList)).GetMethod( "IndexOf", new Type[] { MapType(typeof(object)) }), null); if (hasInheritance) { il.DeclareLocal(MapType(typeof(int))); // loc-0 il.Emit(OpCodes.Dup); il.Emit(OpCodes.Stloc_0); BasicList getKeyLabels = new BasicList(); int lastKey = -1; for (int i = 0; i < methodPairs.Length; i++) { if (methodPairs[i].MetaKey == methodPairs[i].BaseKey) break; if (lastKey == methodPairs[i].BaseKey) { // add the last label again getKeyLabels.Add(getKeyLabels[getKeyLabels.Count - 1]); } else { // add a new unique label getKeyLabels.Add(il.DefineLabel()); lastKey = methodPairs[i].BaseKey; } } Label[] subtypeLabels = new Label[getKeyLabels.Count]; getKeyLabels.CopyTo(subtypeLabels, 0); il.Emit(OpCodes.Switch, subtypeLabels); il.Emit(OpCodes.Ldloc_0); // not a sub-type; use the original value il.Emit(OpCodes.Ret); lastKey = -1; // now output the different branches per sub-type (not derived type) for (int i = subtypeLabels.Length - 1; i >= 0; i--) { if (lastKey != methodPairs[i].BaseKey) { lastKey = methodPairs[i].BaseKey; // find the actual base-index for this base-key (i.e. the index of // the base-type) int keyIndex = -1; for (int j = subtypeLabels.Length; j < methodPairs.Length; j++) { if (methodPairs[j].BaseKey == lastKey && methodPairs[j].MetaKey == lastKey) { keyIndex = j; break; } } il.MarkLabel(subtypeLabels[i]); Compiler.CompilerContext.LoadValue(il, keyIndex); il.Emit(OpCodes.Ret); } } } else { il.Emit(OpCodes.Ret); } } break; case KnownTypes_Dictionary: { LocalBuilder result = il.DeclareLocal(MapType(typeof(int))); Label otherwise = il.DefineLabel(); il.Emit(OpCodes.Ldsfld, knownTypes); il.Emit(OpCodes.Ldarg_1); il.Emit(OpCodes.Ldloca_S, result); il.EmitCall(OpCodes.Callvirt, knownTypesLookupType.GetMethod("TryGetValue", BindingFlags.Instance | BindingFlags.Public), null); il.Emit(OpCodes.Brfalse_S, otherwise); il.Emit(OpCodes.Ldloc_S, result); il.Emit(OpCodes.Ret); il.MarkLabel(otherwise); il.Emit(OpCodes.Ldc_I4_M1); il.Emit(OpCodes.Ret); } break; case KnownTypes_Hashtable: { Label otherwise = il.DefineLabel(); il.Emit(OpCodes.Ldsfld, knownTypes); il.Emit(OpCodes.Ldarg_1); il.EmitCall(OpCodes.Callvirt, knownTypesLookupType.GetProperty("Item").GetGetMethod(), null); il.Emit(OpCodes.Dup); il.Emit(OpCodes.Brfalse_S, otherwise); #if FX11 il.Emit(OpCodes.Unbox, MapType(typeof(int))); il.Emit(OpCodes.Ldobj, MapType(typeof(int))); #else if (ilVersion == Compiler.CompilerContext.ILVersion.Net1) { il.Emit(OpCodes.Unbox, MapType(typeof(int))); il.Emit(OpCodes.Ldobj, MapType(typeof(int))); } else { il.Emit(OpCodes.Unbox_Any, MapType(typeof(int))); } #endif il.Emit(OpCodes.Ret); il.MarkLabel(otherwise); il.Emit(OpCodes.Pop); il.Emit(OpCodes.Ldc_I4_M1); il.Emit(OpCodes.Ret); } break; default: throw new InvalidOperationException(); } il = Override(type, "Serialize"); ctx = new Compiler.CompilerContext(il, false, true, methodPairs, this, ilVersion, assemblyName); // arg0 = this, arg1 = key, arg2=obj, arg3=dest Label[] jumpTable = new Label[types.Count]; for (int i = 0; i < jumpTable.Length; i++) { jumpTable[i] = il.DefineLabel(); } il.Emit(OpCodes.Ldarg_1); il.Emit(OpCodes.Switch, jumpTable); ctx.Return(); for (int i = 0; i < jumpTable.Length; i++) { SerializerPair pair = methodPairs[i]; il.MarkLabel(jumpTable[i]); il.Emit(OpCodes.Ldarg_2); ctx.CastFromObject(pair.Type.Type); il.Emit(OpCodes.Ldarg_3); il.EmitCall(OpCodes.Call, pair.Serialize, null); ctx.Return(); } il = Override(type, "Deserialize"); ctx = new Compiler.CompilerContext(il, false, false, methodPairs, this, ilVersion, assemblyName); // arg0 = this, arg1 = key, arg2=obj, arg3=source for (int i = 0; i < jumpTable.Length; i++) { jumpTable[i] = il.DefineLabel(); } il.Emit(OpCodes.Ldarg_1); il.Emit(OpCodes.Switch, jumpTable); ctx.LoadNullRef(); ctx.Return(); for (int i = 0; i < jumpTable.Length; i++) { SerializerPair pair = methodPairs[i]; il.MarkLabel(jumpTable[i]); Type keyType = pair.Type.Type; if (keyType.IsValueType) { il.Emit(OpCodes.Ldarg_2); il.Emit(OpCodes.Ldarg_3); il.EmitCall(OpCodes.Call, EmitBoxedSerializer(type, i, keyType, methodPairs, this, ilVersion, assemblyName), null); ctx.Return(); } else { il.Emit(OpCodes.Ldarg_2); ctx.CastFromObject(keyType); il.Emit(OpCodes.Ldarg_3); il.EmitCall(OpCodes.Call, pair.Deserialize, null); ctx.Return(); } } type.DefineDefaultConstructor(MethodAttributes.Public); il = type.DefineTypeInitializer().GetILGenerator(); switch (knownTypesCategory) { case KnownTypes_Array: { Compiler.CompilerContext.LoadValue(il, types.Count); il.Emit(OpCodes.Newarr, ctx.MapType(typeof(System.Type))); index = 0; foreach (SerializerPair pair in methodPairs) { il.Emit(OpCodes.Dup); Compiler.CompilerContext.LoadValue(il, index); il.Emit(OpCodes.Ldtoken, pair.Type.Type); il.EmitCall(OpCodes.Call, ctx.MapType(typeof(System.Type)).GetMethod("GetTypeFromHandle"), null); il.Emit(OpCodes.Stelem_Ref); index++; } il.Emit(OpCodes.Stsfld, knownTypes); il.Emit(OpCodes.Ret); } break; case KnownTypes_Dictionary: { Compiler.CompilerContext.LoadValue(il, types.Count); LocalBuilder loc = il.DeclareLocal(knownTypesLookupType); il.Emit(OpCodes.Newobj, knownTypesLookupType.GetConstructor(new Type[] { MapType(typeof(int)) })); il.Emit(OpCodes.Stsfld, knownTypes); int typeIndex = 0; foreach (SerializerPair pair in methodPairs) { il.Emit(OpCodes.Ldsfld, knownTypes); il.Emit(OpCodes.Ldtoken, pair.Type.Type); il.EmitCall(OpCodes.Call, ctx.MapType(typeof(System.Type)).GetMethod("GetTypeFromHandle"), null); int keyIndex = typeIndex++, lastKey = pair.BaseKey; if (lastKey != pair.MetaKey) // not a base-type; need to give the index of the base-type { keyIndex = -1; // assume epic fail for (int j = 0; j < methodPairs.Length; j++) { if (methodPairs[j].BaseKey == lastKey && methodPairs[j].MetaKey == lastKey) { keyIndex = j; break; } } } Compiler.CompilerContext.LoadValue(il, keyIndex); il.EmitCall(OpCodes.Callvirt, knownTypesLookupType.GetMethod("Add", new Type[] { MapType(typeof(System.Type)), MapType(typeof(int)) }), null); } il.Emit(OpCodes.Ret); } break; case KnownTypes_Hashtable: { Compiler.CompilerContext.LoadValue(il, types.Count); il.Emit(OpCodes.Newobj, knownTypesLookupType.GetConstructor(new Type[] { MapType(typeof(int)) })); il.Emit(OpCodes.Stsfld, knownTypes); int typeIndex = 0; foreach (SerializerPair pair in methodPairs) { il.Emit(OpCodes.Ldsfld, knownTypes); il.Emit(OpCodes.Ldtoken, pair.Type.Type); il.EmitCall(OpCodes.Call, ctx.MapType(typeof(System.Type)).GetMethod("GetTypeFromHandle"), null); int keyIndex = typeIndex++, lastKey = pair.BaseKey; if (lastKey != pair.MetaKey) // not a base-type; need to give the index of the base-type { keyIndex = -1; // assume epic fail for (int j = 0; j < methodPairs.Length; j++) { if (methodPairs[j].BaseKey == lastKey && methodPairs[j].MetaKey == lastKey) { keyIndex = j; break; } } } Compiler.CompilerContext.LoadValue(il, keyIndex); il.Emit(OpCodes.Box, MapType(typeof(int))); il.EmitCall(OpCodes.Callvirt, knownTypesLookupType.GetMethod("Add", new Type[] { MapType(typeof(object)), MapType(typeof(object)) }), null); } il.Emit(OpCodes.Ret); } break; default: throw new InvalidOperationException(); } Type finalType = type.CreateType(); if(!Helpers.IsNullOrEmpty(path)) { asm.Save(path); Helpers.DebugWriteLine("Wrote dll:" + path); } #if FEAT_IKVM return null; #else return (TypeModel)Activator.CreateInstance(finalType); #endif }
/// <summary> /// Fully compiles the current model into a static-compiled serialization dll /// (the serialization dll still requires protobuf-net for support services). /// </summary> /// <remarks>A full compilation is restricted to accessing public types / members</remarks> /// <param name="name">The name of the TypeModel class to create</param> /// <param name="path">The path for the new dll</param> /// <returns>An instance of the newly created compiled type-model</returns> public TypeModel Compile(string name, string path) { BuildAllSerializers(); Freeze(); bool save = !Helpers.IsNullOrEmpty(path); if (Helpers.IsNullOrEmpty(name)) { if (save) { throw new ArgumentNullException("name"); } name = Guid.NewGuid().ToString(); } AssemblyName an = new AssemblyName(); an.Name = name; AssemblyBuilder asm = AppDomain.CurrentDomain.DefineDynamicAssembly(an, (save ? AssemblyBuilderAccess.RunAndSave : AssemblyBuilderAccess.Run) ); ModuleBuilder module = save ? asm.DefineDynamicModule(name, path) : asm.DefineDynamicModule(name); Type baseType = typeof(TypeModel); TypeBuilder type = module.DefineType(name, (baseType.Attributes & ~TypeAttributes.Abstract) | TypeAttributes.Sealed, baseType); Compiler.CompilerContext ctx; int index = 0; bool hasInheritance = false; SerializerPair[] methodPairs = new SerializerPair[types.Count]; foreach (MetaType metaType in types) { MethodBuilder writeMethod = type.DefineMethod("Write", MethodAttributes.Private | MethodAttributes.Static, CallingConventions.Standard, typeof(void), new Type[] { metaType.Type, typeof(ProtoWriter) }); MethodBuilder readMethod = type.DefineMethod("Read", MethodAttributes.Private | MethodAttributes.Static, CallingConventions.Standard, metaType.Type, new Type[] { metaType.Type, typeof(ProtoReader) }); SerializerPair pair = new SerializerPair( GetKey(metaType.Type, true, false), GetKey(metaType.Type, true, true), metaType, writeMethod, readMethod, writeMethod.GetILGenerator(), readMethod.GetILGenerator()); methodPairs[index++] = pair; if (pair.MetaKey != pair.BaseKey) { hasInheritance = true; } } if (hasInheritance) { Array.Sort(methodPairs); } for (index = 0; index < methodPairs.Length; index++) { SerializerPair pair = methodPairs[index]; ctx = new Compiler.CompilerContext(pair.SerializeBody, true, methodPairs); pair.Type.Serializer.EmitWrite(ctx, Compiler.Local.InputValue); ctx.Return(); ctx = new Compiler.CompilerContext(pair.DeserializeBody, true, methodPairs); pair.Type.Serializer.EmitRead(ctx, Compiler.Local.InputValue); ctx.LoadValue(Compiler.Local.InputValue); ctx.Return(); } FieldBuilder knownTypes = type.DefineField("knownTypes", typeof(Type[]), FieldAttributes.Private | FieldAttributes.InitOnly); ILGenerator il = Override(type, "GetKeyImpl"); il.Emit(OpCodes.Ldarg_0); il.Emit(OpCodes.Ldfld, knownTypes); il.Emit(OpCodes.Ldarg_1); // note that Array.IndexOf is not supported under CF il.EmitCall(OpCodes.Callvirt, typeof(IList).GetMethod( "IndexOf", new Type[] { typeof(object) }), null); if (hasInheritance) { il.DeclareLocal(typeof(int)); // loc-0 il.Emit(OpCodes.Dup); il.Emit(OpCodes.Stloc_0); BasicList getKeyLabels = new BasicList(); int lastKey = -1; for (int i = 0; i < methodPairs.Length; i++) { if (methodPairs[i].MetaKey == methodPairs[i].BaseKey) { break; } if (lastKey == methodPairs[i].BaseKey) { // add the last label again getKeyLabels.Add(getKeyLabels[getKeyLabels.Count - 1]); } else { // add a new unique label getKeyLabels.Add(il.DefineLabel()); lastKey = methodPairs[i].BaseKey; } } Label[] subtypeLabels = new Label[getKeyLabels.Count]; getKeyLabels.CopyTo(subtypeLabels, 0); il.Emit(OpCodes.Switch, subtypeLabels); il.Emit(OpCodes.Ldloc_0); // not a sub-type; use the original value il.Emit(OpCodes.Ret); lastKey = -1; // now output the different branches per sub-type (not derived type) for (int i = subtypeLabels.Length - 1; i >= 0; i--) { if (lastKey != methodPairs[i].BaseKey) { lastKey = methodPairs[i].BaseKey; // find the actual base-index for this base-key (i.e. the index of // the base-type) int keyIndex = -1; for (int j = subtypeLabels.Length; j < methodPairs.Length; j++) { if (methodPairs[j].BaseKey == lastKey && methodPairs[j].MetaKey == lastKey) { keyIndex = j; break; } } il.MarkLabel(subtypeLabels[i]); Compiler.CompilerContext.LoadValue(il, keyIndex); il.Emit(OpCodes.Ret); } } } else { il.Emit(OpCodes.Ret); } il = Override(type, "Serialize"); ctx = new Compiler.CompilerContext(il, false, methodPairs); // arg0 = this, arg1 = key, arg2=obj, arg3=dest Label[] jumpTable = new Label[types.Count]; for (int i = 0; i < jumpTable.Length; i++) { jumpTable[i] = il.DefineLabel(); } il.Emit(OpCodes.Ldarg_1); il.Emit(OpCodes.Switch, jumpTable); ctx.Return(); for (int i = 0; i < jumpTable.Length; i++) { SerializerPair pair = methodPairs[i]; il.MarkLabel(jumpTable[i]); il.Emit(OpCodes.Ldarg_2); ctx.CastFromObject(pair.Type.Type); il.Emit(OpCodes.Ldarg_3); il.EmitCall(OpCodes.Call, pair.Serialize, null); ctx.Return(); } il = Override(type, "Deserialize"); ctx = new Compiler.CompilerContext(il, false, methodPairs); // arg0 = this, arg1 = key, arg2=obj, arg3=source for (int i = 0; i < jumpTable.Length; i++) { jumpTable[i] = il.DefineLabel(); } il.Emit(OpCodes.Ldarg_1); il.Emit(OpCodes.Switch, jumpTable); ctx.LoadNullRef(); ctx.Return(); for (int i = 0; i < jumpTable.Length; i++) { SerializerPair pair = methodPairs[i]; il.MarkLabel(jumpTable[i]); Type keyType = pair.Type.Type; if (keyType.IsValueType) { il.Emit(OpCodes.Ldarg_2); il.Emit(OpCodes.Ldarg_3); il.EmitCall(OpCodes.Call, EmitBoxedSerializer(type, i, keyType, methodPairs), null); ctx.Return(); } else { il.Emit(OpCodes.Ldarg_2); ctx.CastFromObject(keyType); il.Emit(OpCodes.Ldarg_3); il.EmitCall(OpCodes.Call, pair.Deserialize, null); ctx.Return(); } } ConstructorBuilder ctor = type.DefineConstructor(MethodAttributes.Public, CallingConventions.HasThis, Helpers.EmptyTypes); il = ctor.GetILGenerator(); il.Emit(OpCodes.Ldarg_0); il.Emit(OpCodes.Call, baseType.GetConstructors(BindingFlags.NonPublic | BindingFlags.Instance)[0]); il.Emit(OpCodes.Ldarg_0); Compiler.CompilerContext.LoadValue(il, types.Count); il.Emit(OpCodes.Newarr, typeof(Type)); index = 0; foreach (SerializerPair pair in methodPairs) { il.Emit(OpCodes.Dup); Compiler.CompilerContext.LoadValue(il, index); il.Emit(OpCodes.Ldtoken, pair.Type.Type); il.EmitCall(OpCodes.Call, typeof(Type).GetMethod("GetTypeFromHandle"), null); il.Emit(OpCodes.Stelem_Ref); index++; } il.Emit(OpCodes.Stfld, knownTypes); il.Emit(OpCodes.Ret); Type finalType = type.CreateType(); if (!Helpers.IsNullOrEmpty(path)) { asm.Save(path); Helpers.DebugWriteLine("Wrote dll:" + path); } return((TypeModel)Activator.CreateInstance(finalType)); }