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 void EmitConditional(FleeIlGenerator ilg, IServiceProvider services, BranchManager bm)
{
var falseLabel = bm.FindLabel("falseLabel");
var endLabel = bm.FindLabel("endLabel");
this.myCondition.Emit(ilg, services);
var isTemp = ilg.IsTemp;
if (isTemp)
{
bm.AddBranch(ilg, falseLabel);
ilg.Emit(OpCodes.Brfalse_S, falseLabel);
}
else
{
var flag = !bm.IsLongBranch(ilg, falseLabel);
ilg.Emit(flag ? OpCodes.Brfalse_S : OpCodes.Brfalse, falseLabel);
}
this.myWhenTrue.Emit(ilg, services);
ImplicitConverter.EmitImplicitConvert(this.myWhenTrue.ResultType, this.myResultType, ilg);
var isTemp2 = ilg.IsTemp;
if (isTemp2)
{
bm.AddBranch(ilg, endLabel);
ilg.Emit(OpCodes.Br_S, endLabel);
}
else
{
var flag2 = !bm.IsLongBranch(ilg, endLabel);
ilg.Emit(flag2 ? OpCodes.Br_S : OpCodes.Br, endLabel);
}
bm.MarkLabel(ilg, falseLabel);
ilg.MarkLabel(falseLabel);
this.myWhenFalse.Emit(ilg, services);
ImplicitConverter.EmitImplicitConvert(this.myWhenFalse.ResultType, this.myResultType, ilg);
bm.MarkLabel(ilg, endLabel);
ilg.MarkLabel(endLabel);
}