private void EmitListIn(FleeIlGenerator ilg, IServiceProvider services, BranchManager bm)
{
var ce = new CompareElement();
var endLabel = bm.FindLabel("endLabel");
var trueTerminal = bm.FindLabel("trueTerminal");
var lb = ilg.DeclareLocal(this.myOperand.ResultType);
var targetIndex = lb.LocalIndex;
this.myOperand.Emit(ilg, services);
Utility.EmitStoreLocal(ilg, targetIndex);
var targetShim = new LocalBasedElement(this.myOperand, targetIndex);
this.myArguments.ForEach(argumentElement =>
{
ce.Initialize(targetShim, argumentElement, LogicalCompareOperation.Equal);
ce.Emit(ilg, services);
EmitBranchToTrueTerminal(ilg, trueTerminal, bm);
});
//try
//{
// var enumerator = this.myArguments.GetEnumerator();
// while (enumerator.MoveNext())
// {
// var argumentElement = enumerator.Current;
// ce.Initialize(targetShim, argumentElement, LogicalCompareOperation.Equal);
// ce.Emit(ilg, services);
// EmitBranchToTrueTerminal(ilg, trueTerminal, bm);
// }
//}
//finally
//{
// List<ExpressionElement>.Enumerator enumerator;
// ((IDisposable)enumerator).Dispose();
//}
ilg.Emit(OpCodes.Ldc_I4_0);
ilg.Emit(OpCodes.Br_S, endLabel);
bm.MarkLabel(ilg, trueTerminal);
ilg.MarkLabel(trueTerminal);
ilg.Emit(OpCodes.Ldc_I4_1);
bm.MarkLabel(ilg, endLabel);
ilg.MarkLabel(endLabel);
}
private static void EmitElementArrayLoad(ExpressionElement[] elements, Type arrayElementType, FleeIlGenerator ilg,
IServiceProvider services)
{
LiteralElement.EmitLoad(elements.Length, ilg);
ilg.Emit(OpCodes.Newarr, arrayElementType);
var local = ilg.DeclareLocal(arrayElementType.MakeArrayType());
var arrayLocalIndex = local.LocalIndex;
Utility.EmitStoreLocal(ilg, arrayLocalIndex);
var num = elements.Length - 1;
for (var i = 0; i <= num; i++)
{
Utility.EmitLoadLocal(ilg, arrayLocalIndex);
LiteralElement.EmitLoad(i, ilg);
var element = elements[i];
element.Emit(ilg, services);
ImplicitConverter.EmitImplicitConvert(element.ResultType, arrayElementType, ilg);
Utility.EmitArrayStore(ilg, arrayElementType);
}
Utility.EmitLoadLocal(ilg, arrayLocalIndex);
}