public override bool VisitTopLevelStructDef([NotNull] GamaParser.TopLevelStructDefContext context)
{
var symtype = context.symbolTypePairList();
if (symtype == null)
{
GlobalContext.AddError(new ErrorEmptyStruct(context));
return(false);
}
var structname = context.Symbol().GetText();
if (NamespaceContext.FindTypeRef(structname) != null)
{
GlobalContext.AddError(new ErrorDuplicateType(context));
return(false);
}
var pairs = symtype.symbolTypePair();
var fields = new Dictionary <string, GamaFieldRef>(pairs.Length);
var types = new LLVMTypeRef[pairs.Length];
var packed = context.Packed() != null;
for (int i = 0; i < pairs.Length; i++)
{
var p = pairs[i];
var name = p.Symbol().GetText();
if (fields.ContainsKey(name))
{
GlobalContext.AddError(new ErrorDuplicateField(p));
return(false);
}
var ty = NamespaceContext.FindTypeRefGlobal(p.typeName());
if (ty == null)
{
GlobalContext.AddError(new ErrorTypeNotFound(p.typeName()));
return(false);
}
fields[name] = new GamaFieldRef(name, i, ty);
types[i] = ty.UnderlyingType;
}
LLVMTypeRef nativety;
unsafe {
nativety = LLVM.StructCreateNamed(GlobalContext.Context, structname.GetSbytePtr());
nativety.StructSetBody(types, packed);
}
var structty = new GamaTypeRef(structname, nativety);
structty.Meta.Fields.AddRange(fields.Values);
NamespaceContext.This.Types.Add(structty);
return(true);
}
public override bool VisitTopLevelDelegate([NotNull] GamaParser.TopLevelDelegateContext context)
{
var name = context.Symbol().GetText();
if (NamespaceContext.FindTypeRef(name) != null)
{
GlobalContext.AddError(new ErrorDuplicateType(context));
return(false);
}
var retty = InstanceTypes.Void;
var rettyfqtn = context.fqtn();
if (rettyfqtn != null)
{
retty = NamespaceContext.FindTypeRefGlobal(rettyfqtn);
if (retty == null)
{
GlobalContext.AddError(new ErrorTypeNotFound(context.fqtn()));
return(false);
}
}
var parms = new GamaTypeRef[0];
var parmsnative = new LLVMTypeRef[0];
var parmsctx = context.fqtnList();
if (parmsctx != null)
{
var fqtns = parmsctx.fqtn();
parms = new GamaTypeRef[fqtns.Length];
parmsnative = new LLVMTypeRef[fqtns.Length];
for (int i = 0; i < fqtns.Length; i++)
{
var ty = NamespaceContext.FindTypeRefGlobal(fqtns[i]);
if (ty == null)
{
GlobalContext.AddError(new ErrorTypeNotFound(fqtns[i]));
return(false);
}
parms[i] = ty;
parmsnative[i] = ty.UnderlyingType;
}
}
NamespaceContext.This.Types.Add(new GamaFunction(name, retty, parms, LLVMTypeRef.CreateFunction(retty.UnderlyingType, parmsnative)));
return(true);
}
