protected override void CountSizeNotEmpty(SizeCounterMethodBuilderContext context) { var il = context.Il; context.LoadObjByRef(); // stack: [&obj] il.Call(Type.GetProperty("Value").GetGetMethod()); // stack: [obj.Value] context.LoadWriteEmpty(); // stack: [obj.Value, writeEmpty] context.LoadContext(); // stack: [obj.Value, writeEmpty, context] context.CallSizeCounter(Type.GetGenericArguments()[0]); // stack: [counter(obj.Value, writeEmpty, context)] }
protected override void CountSizeNotEmpty(SizeCounterMethodBuilderContext context) { var il = context.Il; var argument = Type.GetGenericArguments()[0]; context.LoadObj(); // stack: [obj] var factoryField = Type.GetField("m_valueFactory", BindingFlags.Instance | BindingFlags.NonPublic); il.Ldfld(factoryField); // stack: [obj.m_valueFactory] var factory = il.DeclareLocal(typeof(Func <>).MakeGenericType(argument)); il.Dup(); il.Stloc(factory); // factory = obj.m_valueFactory; stack: [factory] var countUsual = il.DefineLabel("countUsual"); il.Brfalse(countUsual); // if(factory == null) goto countUsual; stack: [] il.Ldloc(factory); // stack: [factory] string targetFieldName = GroBufHelpers.IsMono ? "m_target" : "_target"; il.Ldfld(typeof(Delegate).GetField(targetFieldName, BindingFlags.Instance | BindingFlags.NonPublic)); // stack: [factory.target] var rawData = il.DeclareLocal(typeof(RawData <>).MakeGenericType(Type.GetGenericArguments())); il.Isinst(rawData.Type); // stack: [factory.target as RawData] il.Dup(); il.Stloc(rawData); // rawData = factory.target as RawData; stack: [rawData] il.Brfalse(countUsual); // if(!(rawData is RawData)) goto countUsual; stack: [] il.Ldloc(rawData); // stack: [rawData] il.Ldfld(rawData.Type.GetField("serializerId", BindingFlags.Instance | BindingFlags.NonPublic)); // stack: [rawData.serializerId] context.LoadSerializerId(); // stack: [rawData.serializerId, context.serializerId] il.Bne_Un(countUsual); // if(rawData.serializerId != context.serializerId) goto countUsual; stack: [] il.Ldloc(rawData); // stack: [rawData] il.Ldfld(rawData.Type.GetField("data", BindingFlags.Instance | BindingFlags.NonPublic)); // stack: [rawData.data] il.Ldlen(); // stack: [rawData.data.Length] il.Ret(); il.MarkLabel(countUsual); context.LoadObj(); // stack: [obj] il.Call(Type.GetProperty("Value", BindingFlags.Instance | BindingFlags.Public).GetGetMethod()); // stack: [obj.Value] context.LoadWriteEmpty(); // stack: [obj.Value, writeEmpty] context.LoadContext(); // stack: [obj.Value, writeEmpty, context] context.CallSizeCounter(argument); // stack: [counter(obj.Value, writeEmpty, context)] }
protected override void CountSizeNotEmpty(SizeCounterMethodBuilderContext context) { var il = context.Il; il.Ldc_I4(5); // stack: [5 = size] var genericArguments = Type.GetGenericArguments(); for (int i = 0; i < genericArguments.Length; ++i) { var property = Type.GetProperty(i == 7 ? "Rest" : "Item" + (i + 1)); var getter = property.GetGetMethod(); context.LoadObj(); // stack: [size, obj] il.Call(getter); // stack: [size, obj.Item{i}] il.Ldc_I4(1); // stack: [size, obj.Item{i}, true] context.LoadContext(); // stack: [size, obj.Item{i}, true, context] context.CallSizeCounter(genericArguments[i]); // stack: [size, writers[i](obj.Item{i}, true, context) = memberSize] il.Add(); // stack: [size + memberSize => size] } }
protected override void CountSizeNotEmpty(SizeCounterMethodBuilderContext context) { var il = context.Il; il.Ldc_I4(9); // stack: [9 = size] 9 = type code + data length + dictionary count context.LoadObj(); // stack: [size, obj] var count = il.DeclareLocal(typeof(int)); // traverse all buckets il.Ldfld(Type.GetField("count", BindingFlags.Instance | BindingFlags.NonPublic)); // stack: [size, obj.Count] il.Stloc(count); // count = obj.Count; stack: [size] var doneLabel = il.DefineLabel("done"); il.Ldloc(count); // stack: [size, count] il.Brfalse(doneLabel); // if(count == 0) goto done; stack: [size] context.LoadObj(); // stack: [size, obj] var entryType = Type.GetNestedType("Entry", BindingFlags.NonPublic).MakeGenericType(Type.GetGenericArguments()); var entries = il.DeclareLocal(entryType.MakeArrayType()); il.Ldfld(Type.GetField("entries", BindingFlags.Instance | BindingFlags.NonPublic)); il.Stloc(entries); var i = il.DeclareLocal(typeof(int)); il.Ldc_I4(0); // stack: [9, 0] il.Stloc(i); // i = 0; stack: [9] var cycleStartLabel = il.DefineLabel("cycleStart"); il.MarkLabel(cycleStartLabel); il.Ldloc(entries); // stack: [size, entries] il.Ldloc(i); // stack: [size, entries, i] il.Ldelema(entryType); // stack: [size, &entries[i]] il.Dup(); // stack: [size, &entries[i], &entries[i]] var entry = il.DeclareLocal(entryType.MakeByRefType()); il.Stloc(entry); // entry = &entries[i]; stack: [size, entry] il.Ldfld(entryType.GetField("hashCode")); // stack: [size, entry.hashCode] il.Ldc_I4(0); // stack: [size, entry.hashCode, 0] var nextLabel = il.DefineLabel("next"); il.Blt(nextLabel, false); // if(entry.hashCode < 0) goto next; stack: [size] il.Ldloc(entry); // stack: [size, entry] il.Ldfld(entryType.GetField("key")); // stack: [size, entry.key] il.Ldc_I4(1); // stack: [size, entry.key, true] context.LoadContext(); // stack: [size, entry.key, true, context] context.CallSizeCounter(keyType); // stack: [size, writer(entry.key, true, context) = keySize] il.Add(); // stack: [size + keySize] il.Ldloc(entry); // stack: [size, entry] il.Ldfld(entryType.GetField("value")); // stack: [size, entry.value] il.Ldc_I4(1); // stack: [size, entry.value, true] context.LoadContext(); // stack: [size, entry.value, true, context] context.CallSizeCounter(valueType); // stack: [size, writer(entry.value, true, context) = valueSize] il.Add(); // stack: [size + valueSize] il.MarkLabel(nextLabel); il.Ldloc(count); // stack: [size, count] il.Ldloc(i); // stack: [size, count, i] il.Ldc_I4(1); // stack: [size, count, i, 1] il.Add(); // stack: [size, count, i + 1] il.Dup(); // stack: [size, count, i + 1, i + 1] il.Stloc(i); // i = i + 1; stack: [size, count, i] il.Bgt(cycleStartLabel, false); // if(count > i) goto cycleStart; stack: [size] il.MarkLabel(doneLabel); }
protected override void CountSizeNotEmpty(SizeCounterMethodBuilderContext context) { var il = context.Il; il.Ldc_I4(0); // stack: [0 = size] var dataMembers = context.Context.GetDataMembers(Type); foreach (var member in dataMembers) { if (Type.IsValueType) { context.LoadObjByRef(); // stack: [size, ref obj] } else { context.LoadObj(); // stack: [size, obj] } Type memberType; switch (member.Member.MemberType) { case MemberTypes.Property: var property = (PropertyInfo)member.Member; var getter = property.GetGetMethod(true); if (getter == null) { throw new MissingMethodException(Type.Name, property.Name + "_get"); } il.Call(getter, Type); // stack: [size, obj.prop] memberType = property.PropertyType; break; case MemberTypes.Field: var field = (FieldInfo)member.Member; il.Ldfld(field); // stack: [size, obj.field] memberType = field.FieldType; break; default: throw new NotSupportedException("Data member of type " + member.Member.MemberType + " is not supported"); } il.Ldc_I4(0); // stack: [size, obj.member, false] context.LoadContext(); // stack: [size, obj.member, false, context] context.CallSizeCounter(memberType); // stack: [size, writers[i](obj.member, false, context) = memberSize] il.Dup(); // stack: [size, memberSize, memberSize] var nextLabel = il.DefineLabel("next"); il.Brfalse(nextLabel); // if(memberSize = 0) goto next; stack: [size, memberSize] il.Ldc_I4(8); // stack: [size, memberSize, 8] il.Add(); // stack: [size, memberSize + 8] il.MarkLabel(nextLabel); il.Add(); // stack: [size + curSize] } if (!context.Context.GroBufWriter.Options.HasFlag(GroBufOptions.WriteEmptyObjects)) { var countLengthLabel = il.DefineLabel("countLength"); il.Dup(); // stack: [size, size] il.Brtrue(countLengthLabel); // if(size != 0) goto countLength; stack: [size] il.Pop(); // stack: [] context.ReturnForNull(); il.Ret(); il.MarkLabel(countLengthLabel); } il.Ldc_I4(5); // stack: [size, 5] il.Add(); // stack: [size + 5] }
protected override void CountSizeNotEmpty(SizeCounterMethodBuilderContext context) { var il = context.Il; var counters = GroBufHelpers.LeafTypes.Select(type1 => type1 == null ? new KeyValuePair <Delegate, IntPtr>(null, IntPtr.Zero) : GetCounter(context, type1)).ToArray(); var countersField = context.Context.InitConstField(Type, 0, counters.Select(pair => pair.Value).ToArray()); context.Context.InitConstField(Type, 1, counters.Select(pair => pair.Key).ToArray()); il.Ldfld(typeof(GroBufHelpers).GetField("LeafTypeHandles", BindingFlags.Public | BindingFlags.Static)); // stack: [LeafTypeHandles] context.LoadObj(); // stack: [LeafTypeHandles, obj] il.Call(getTypeMethod); // stack: [LeafTypeHandles, obj.GetType()] var type = il.DeclareLocal(typeof(Type)); il.Dup(); // stack: [LeafTypeHandles, obj.GetType(), obj.GetType()] il.Stloc(type); // type = obj.GetType(); stack: [LeafTypeHandles, obj.GetType()] il.Call(typeTypeHandleProperty.GetGetMethod()); // stack: [LeafTypeHandles, obj.GetType().TypeHandle] var typeHandle = il.DeclareLocal(typeof(RuntimeTypeHandle)); il.Stloc(typeHandle); // typeHandle = obj.GetType().TypeHandle; stack: [LeafTypeHandles] il.Ldloca(typeHandle); // stack: [LeafTypeHandles, ref typeHandle] il.Call(runtimeTypeHandleValueProperty.GetGetMethod(), typeof(RuntimeTypeHandle)); // stack: [LeafTypeHandles, obj.GetType().TypeHandle.Value] var handle = il.DeclareLocal(typeof(IntPtr)); il.Dup(); // stack: [LeafTypeHandles, obj.GetType().TypeHandle.Value, obj.GetType().TypeHandle.Value] il.Stloc(handle); // handle = obj.GetType().TypeHandle.Value; stack: [LeafTypeHandles, handle] il.Ldc_I4(counters.Length); // stack: [LeafTypeHandles, handle, LeafTypeHandles.Length] il.Rem(true); // stack: [LeafTypeHandles, handle % LeafTypeHandles.Length] var index = il.DeclareLocal(typeof(int)); il.Conv <int>(); // stack: [LeafTypeHandles, (int)(handle % LeafTypeHandles.Length)] il.Dup(); // stack: [LeafTypeHandles, (int)(handle % LeafTypeHandles.Length), (int)(handle % LeafTypeHandles.Length)] il.Stloc(index); // index = (int)(handle % LeafTypeHandles.Length); stack: [LeafTypeHandles, index] il.Ldelem(typeof(IntPtr)); // stack: [LeafTypeHandles[index]] il.Ldloc(handle); // stack: [LeafTypeHandles[index], handle] var tryAsArrayLabel = il.DefineLabel("tryAsArray"); il.Bne_Un(tryAsArrayLabel); // if(LeafTypeHandles[index] != handle) goto tryAsArray; stack: [] context.LoadObj(); // stack: [obj] context.LoadWriteEmpty(); // stack: [obj, writeEmpty] context.LoadContext(); // stack: [obj, writeEmpty, context] context.LoadField(countersField); // stack: [obj, writeEmpty, context, counters] il.Ldloc(index); // stack: [obj, writeEmpty, context, counters, index] il.Ldelem(typeof(IntPtr)); // stack: [obj, writeEmpty, context, counters[index]] var parameterTypes = new[] { typeof(object), typeof(bool), typeof(WriterContext) }; il.Calli(CallingConventions.Standard, typeof(int), parameterTypes); // stack: [counters[index](obj, writeEmpty)] il.Ret(); il.MarkLabel(tryAsArrayLabel); il.Ldloc(type); // stack: [obj.GetType()] il.Call(typeIsArrayProperty.GetGetMethod()); // stack: [obj.GetType().IsArray] var returnForNullLabel = il.DefineLabel("returnForNull"); il.Brfalse(returnForNullLabel); context.LoadObj(); // stack: [obj] context.LoadWriteEmpty(); // stack: [obj, writeEmpty] context.LoadContext(); // stack: [obj, writeEmpty, context] context.LoadField(countersField); // stack: [obj, writeEmpty, context, counters] il.Ldc_I4(Array.IndexOf(GroBufHelpers.LeafTypes, typeof(object[]))); // stack: [obj, writeEmpty, context, counters, index of typeof(object[])] il.Ldelem(typeof(IntPtr)); // stack: [obj, writeEmpty, context, counters[index of typeof(object[])]] parameterTypes = new[] { typeof(object), typeof(bool), typeof(WriterContext) }; il.Calli(CallingConventions.Standard, typeof(int), parameterTypes); // stack: [counters[index of typeof(object[])](obj, writeEmpty)] il.Ret(); il.MarkLabel(returnForNullLabel); context.ReturnForNull(); }