public AbcTrait DefineSlot(object name, object type, bool isStatic)
{
if (name == null)
{
throw new ArgumentNullException("name");
}
if (type == null)
{
throw new ArgumentNullException("type");
}
var traitName = Abc.DefineName(name);
var traits = isStatic ? Class.Traits : Traits;
var trait = traits.Find(traitName, AbcTraitKind.Slot);
if (trait != null)
{
return(trait);
}
var typeName = Abc.DefineTypeNameSafe(type);
trait = AbcTrait.CreateSlot(typeName, traitName);
traits.Add(trait);
return(trait);
}
/// <summary>
/// Returns instance that stores reflection data for API builtin in target player (AVM, Flash, AIR).
/// </summary>
/// <returns></returns>
private AbcInstance DefineReflectionInstance()
{
if (_instanceReflection != null)
{
return(_instanceReflection);
}
var name = Abc.DefineName(QName.PfxPackage("PlayerReflectionData"));
_instanceReflection = Abc.DefineEmptyInstance(name, true);
Abc.DefineScript(_instanceReflection);
return(_instanceReflection);
}
private AbcInstance BuildInstance(IAssembly assembly)
{
var name = Abc.DefineName(QName.PfxPackage(assembly.Name + "$runtime"));
var instance = Abc.Instances[name];
if (instance != null)
{
return(instance);
}
instance = Abc.DefineEmptyInstance(name, true);
Abc.DefineScript(instance);
return(instance);
}
private AbcMultiname GetCastMethodName(IType type, bool me)
{
string name = "cast_to_";
if (me)
{
name += "me";
}
else
{
name += type.GetSigName();
}
return(Abc.DefineName(QName.PfxPublic(name)));
}
private AbcInstance BuildRecord(object name, params object[] args)
{
var mn = Abc.DefineName(name);
var instance = Abc.DefineEmptyInstance(mn, true);
int slotID = 1;
for (int i = 0; i < args.Length; i += 2)
{
var value = instance.CreateStaticSlot(args[i], args[i + 1]);
value.SlotId = slotID;
++slotID;
}
return(instance);
}
public AbcTrait CreateSlot(object name, object type, bool isStatic)
{
if (name == null)
{
throw new ArgumentNullException("name");
}
if (type == null)
{
throw new ArgumentNullException("type");
}
var traitName = Abc.DefineName(name);
var typeName = Abc.DefineTypeNameSafe(type);
var trait = AbcTrait.CreateSlot(typeName, traitName);
AddTrait(trait, isStatic);
return(trait);
}
/// <summary>
/// Creates single-dimensional array with given element type.
/// </summary>
/// <param name="elemType"></param>
/// <returns></returns>
public AbcMethod NewArray(IType elemType)
{
_generator.TypeBuilder.Build(elemType);
string name1 = "newarr_" + elemType.GetSigName();
var name = Abc.DefineName(QName.Global(name1));
return(Instance.DefineMethod(
Sig.@static(name, Instance.Name, AvmTypeCode.Int32, "size"),
code =>
{
const int varSize = 1; //size argument
const int varArray = 2;
var m = CreateSystemArraySZ();
code.LoadThis();
code.GetLocal(varSize);
code.Call(m);
code.SetLocal(varArray);
InitFields(code, elemType, varArray);
if (InternalTypeExtensions.IsInitArray(elemType))
{
code.InitArray(elemType,
() =>
{
code.GetLocal(varArray);
code.GetProperty(Const.Array.Value);
}, varSize);
}
code.GetLocal(varArray);
code.ReturnValue();
}));
}
private AbcMethod BuildCtorImpl(IMethod method, AbcInstance instance)
{
if (!method.IsConstructor)
{
return(null);
}
if (method.IsStatic)
{
return(null);
}
var type = method.DeclaringType;
if (!type.IsArray)
{
return(null);
}
var ctor = new AbcMethod
{
ReturnType = Abc.BuiltinTypes.Void
};
_generator.MethodBuilder.BuildParameters(ctor, method);
string name1 = "arrctor_" + type.GetSigName();
var name = Abc.DefineName(QName.Global(name1));
var trait = AbcTrait.CreateMethod(ctor, name);
instance.Traits.Add(trait);
var body = new AbcMethodBody(ctor);
Abc.AddMethod(ctor);
var code = new AbcCode(Abc);
code.PushThisScope();
code.ConstructSuper();
//check arguments
int n = method.Parameters.Count;
for (int i = 0; i < n; ++i)
{
code.GetLocal(i + 1);
code.PushInt(0);
var br = code.If(BranchOperator.GreaterThanOrEqual);
var exceptionType = _generator.Corlib.GetType(CorlibTypeId.ArgumentOutOfRangeException);
code.ThrowException(exceptionType);
br.BranchTarget = code.Label();
}
//m_rank = n
code.LoadThis();
code.PushInt(n);
code.SetProperty(Const.Array.Rank);
int varSize = n + 1;
for (int i = 0; i < n; ++i)
{
code.GetLocal(i + 1);
}
for (int i = 1; i < n; ++i)
{
code.Add(InstructionCode.Multiply_i);
}
code.SetLocal(varSize);
//init m_value
code.LoadThis();
code.CreateArrayVarSize(varSize);
code.SetProperty(Const.Array.Value);
//init m_lengths
code.LoadThis();
for (int i = 0; i < n; ++i)
{
code.GetLocal(i + 1);
}
code.Add(InstructionCode.Newarray, n);
code.SetProperty(Const.Array.Lengths);
int varDimArr = varSize + 1;
//init m_dims
code.CreateArray(n - 1);
code.SetLocal(varDimArr);
//1, n, n * (n-1), ..., n * (n-1) * ... * n0
for (int i = n - 2; i >= 0; --i)
{
int leni = i + 2;
code.GetLocal(varDimArr);
code.PushInt(i);
if (i != n - 2)
{
code.GetLocal(varDimArr);
code.PushInt(i + 1);
code.GetNativeArrayItem();
code.CoerceInt32(); //prev
code.GetLocal(leni);
code.Add(InstructionCode.Multiply_i); //prev * leni
}
else
{
code.GetLocal(leni);
}
code.SetNativeArrayItem();
}
code.LoadThis();
code.GetLocal(varDimArr);
code.SetProperty(Const.Array.Dims);
var elemType = type.GetElementType();
InitFields(code, type, elemType, 0);
if (InternalTypeExtensions.IsInitArray(elemType))
{
code.InitArray(elemType,
() =>
{
code.LoadThis();
code.GetProperty(Const.Array.Value);
}, varSize);
}
code.ReturnVoid();
body.Finish(code);
return(ctor);
}
