public override void VisitLoadParenthesized(LoadParenthesized node)
{
Contract.Assert(node.Targets.Length == 1);
Contract.Assert(node.Subject.StaticRepr.IsArray);
// TODO: Handle the zero-argument case specially
if (node.Arguments.Length == 1 && node.Arguments[0].IsColon)
{
// foo(:), linearization
EmitCall(node.Targets, pseudoBuiltins.Lookup("Linearize", node.Subject.StaticRepr), node.Subject);
return;
}
var argumentReprsBuilder = new ImmutableArray <MRepr> .Builder(node.Arguments.Length + 1);
argumentReprsBuilder[0] = node.Subject.StaticRepr;
for (int i = 0; i < node.Arguments.Length; ++i)
{
var argument = node.Arguments[i];
argumentReprsBuilder[1 + i] = argument.IsColon
? new MRepr(MClass.Double, MStructuralClass.IntegralRange)
: argument.Variable.StaticRepr;
}
var argumentReprs = argumentReprsBuilder.Complete();
var function = pseudoBuiltins.Lookup("ArrayGet", argumentReprs);
using (BeginEmitStore(node.Targets[0]))
{
EmitLoadAndConvert(node.Subject, function.Signature.Inputs[0]);
for (int i = 0; i < node.Arguments.Length; ++i)
{
var argument = node.Arguments[i];
var expectedRepr = function.Signature.Inputs[1 + i];
if (argument.IsColon)
{
EmitColonRange(node.Subject, i);
EmitConvert(new MRepr(MClass.Double, MStructuralClass.IntegralRange), expectedRepr);
}
else
{
EmitLoadAndConvert(argument.Variable, expectedRepr);
}
}
cil.Invoke(function.Method);
EmitConvert(function.Signature.Outputs[0], node.Targets[0].StaticRepr);
}
}
