public void PreEmitExpImpl(
MidForExp exp,
Span span)
{
PreEmitExp(exp.Seq, span);
PreEmitExp(exp.Body, span);
}
private EmitValHLSL EmitExpImpl(MidForExp exp, Span span)
{
var seq = EmitExp(exp.Seq, span);
var counterType = new ScalarTypeHLSL("int");
var counterName = _shared.GenerateName("ii");
var counter = counterType.CreateVal(counterName);
_varVals[exp.Var] = counter;
span.WriteLine("for(int {0} = ({1}).lower; ({0}) < ({1}).upper; ++({0}))", counterName, seq);
span.WriteLine("{");
var ignored = EmitExp(exp.Body, span.IndentSpan());
span.WriteLine("}");
return VoidVal;
}
private void TransformChildrenImpl(
MidForExp exp)
{
exp.Seq = Transform(exp.Seq);
exp.Body = Transform(exp.Body);
}
