public void EmitWrite(Compiler.CompilerContext ctx, Compiler.Local valueFrom)
{
ctx.LoadValue(valueFrom);
ctx.CastToObject(ExpectedType);
ctx.LoadWriter(true);
ctx.LoadValue(ctx.MapMetaKeyToCompiledKey(key));
ctx.LoadValue((int)options);
ctx.EmitCall(Compiler.WriterUtil.GetStaticMethod <BclHelpers>("WriteNetObject"));
}
protected override void EmitWrite(Compiler.CompilerContext ctx, Compiler.Local valueFrom)
{
using (Compiler.Local valOrNull = ctx.GetLocalWithValue(ExpectedType, valueFrom))
using (Compiler.Local token = new Compiler.Local(ctx, typeof(SubItemToken)))
{
ctx.LoadNullRef();
ctx.LoadWriter(true);
ctx.EmitCall(Compiler.WriterUtil.GetStaticMethod("StartSubItem"));
ctx.StoreValue(token);
if (Helpers.IsValueType(ExpectedType))
{
ctx.LoadAddress(valOrNull, ExpectedType);
ctx.LoadValue(ExpectedType.GetProperty("HasValue"));
}
else
{
ctx.LoadValue(valOrNull);
}
Compiler.CodeLabel @end = ctx.DefineLabel();
ctx.BranchIfFalse(@end, false);
if (Helpers.IsValueType(ExpectedType))
{
ctx.LoadAddress(valOrNull, ExpectedType);
ctx.EmitCall(ExpectedType.GetMethod("GetValueOrDefault", Helpers.EmptyTypes));
}
else
{
ctx.LoadValue(valOrNull);
}
Tail.EmitWrite(ctx, null);
ctx.MarkLabel(@end);
ctx.LoadValue(token);
ctx.LoadWriter(true);
ctx.EmitCall(Compiler.WriterUtil.GetStaticMethod("EndSubItem"));
}
}
void IProtoSerializer.EmitWrite(Compiler.CompilerContext ctx, Compiler.Local valueFrom)
{
if (!EmitDedicatedMethod(ctx, valueFrom, false))
{
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.LoadWriter(true);
ctx.EmitCall(Helpers.GetStaticMethod(typeof(ProtoWriter), recursionCheck ? "WriteObject" : "WriteRecursionSafeObject", new Type[] { typeof(object), typeof(int), typeof(ProtoWriter), ProtoWriter.ByRefStateType }));
}
}
void IProtoSerializer.EmitWrite(Compiler.CompilerContext ctx, Compiler.Local valueFrom)
{
ProtoTypeCode typeCode = GetTypeCode();
if (map == null)
{
ctx.LoadValue(valueFrom);
ctx.ConvertToInt32(typeCode, false);
ctx.EmitBasicWrite("WriteInt32", null);
}
else
{
using (Compiler.Local loc = ctx.GetLocalWithValue(ExpectedType, valueFrom))
{
Compiler.CodeLabel @continue = ctx.DefineLabel();
for (int i = 0; i < map.Length; i++)
{
Compiler.CodeLabel tryNextValue = ctx.DefineLabel(), processThisValue = ctx.DefineLabel();
ctx.LoadValue(loc);
WriteEnumValue(ctx, typeCode, map[i].RawValue);
ctx.BranchIfEqual(processThisValue, true);
ctx.Branch(tryNextValue, true);
ctx.MarkLabel(processThisValue);
ctx.LoadValue(map[i].WireValue);
ctx.EmitBasicWrite("WriteInt32", null);
ctx.Branch(@continue, false);
ctx.MarkLabel(tryNextValue);
}
ctx.LoadWriter(false);
ctx.LoadValue(loc);
ctx.CastToObject(ExpectedType);
ctx.EmitCall(typeof(ProtoWriter).GetMethod("ThrowEnumException"));
ctx.MarkLabel(@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 bool EmitDedicatedMethod(Compiler.CompilerContext ctx, Compiler.Local valueFrom, bool read)
{
MethodBuilder method = ctx.GetDedicatedMethod(key, read);
if (method == null)
{
return(false);
}
using (Compiler.Local val = ctx.GetLocalWithValue(type, valueFrom))
using (Compiler.Local token = new ProtoBuf.Compiler.Local(ctx, typeof(SubItemToken)))
{
Type rwType = read ? typeof(ProtoReader) : typeof(ProtoWriter);
if (read)
{
ctx.LoadReader(true);
}
else
{
// write requires the object for StartSubItem; read doesn't
// (if recursion-check is disabled [subtypes] then null is fine too)
if (Helpers.IsValueType(type) || !recursionCheck)
{
ctx.LoadNullRef();
}
else
{
ctx.LoadValue(val);
}
ctx.LoadWriter(true);
}
ctx.EmitCall(Helpers.GetStaticMethod(rwType, "StartSubItem",
read ? ProtoReader.State.ReaderStateTypeArray : new Type[] { typeof(object), rwType, ProtoWriter.ByRefStateType }));
ctx.StoreValue(token);
if (read)
{
ctx.LoadReader(true);
ctx.LoadValue(val);
}
else
{
ctx.LoadWriter(true);
ctx.LoadValue(val);
}
ctx.EmitCall(method);
// handle inheritance (we will be calling the *base* version of things,
// but we expect Read to return the "type" type)
if (read && type != method.ReturnType)
{
ctx.Cast(type);
}
ctx.LoadValue(token);
if (read)
{
ctx.LoadReader(true);
ctx.EmitCall(Helpers.GetStaticMethod(rwType, "EndSubItem",
new Type[] { typeof(SubItemToken), rwType, ProtoReader.State.ByRefStateType }));
}
else
{
ctx.LoadWriter(true);
ctx.EmitCall(ProtoWriter.GetStaticMethod("EndSubItem"));
}
}
return(true);
}
