public void GenSimple(CodeGenContext context)
{
if (value is string)// T_STRING,
{
context.ldstr((string)(value));
context.newobj(Runtime.String.ctor);
return;
}
if (value is int) // T_FIXNUM
{
context.ldc_i4((int)(value));
context.box(PrimitiveType.Int32);
return;
}
if (value is double)// T_FLOAT
{
context.ldc_r8((double)(value));
context.newobj(Runtime.Float.ctor);
return;
}
if (value is ID) // T_SYMBOL
{
context.ldstr(((ID)value).ToString());
context.newobj(Runtime.Symbol.ctor);
return;
}
if (value is BigNum)
{
BigNum num = (BigNum) value;
context.ldc_i4(num.sign);
context.ldstr(num.ToString());
context.ldc_i4(num.bas);
context.newobj(Runtime.Bignum.ctor);
return;
}
throw new System.NotImplementedException("VALUE " + value.GetType().ToString());
}
internal override void Defined(CodeGenContext context)
{
context.PushTrue();
context.box(PrimitiveType.Boolean);
}
internal override void Defined(CodeGenContext context)
{
PERWAPI.CILLabel undefined_label = context.NewLabel();
PERWAPI.CILLabel end_label = context.NewLabel();
for (Node arg = parameters; arg != null; arg = arg.nd_next)
{
arg.Defined(context);
context.brfalse(undefined_label);
}
if (array != null)
{
array.Defined(context);
context.brfalse(undefined_label);
}
if (hashlist != null)
{
hashlist.Defined(context);
context.brfalse(undefined_label);
}
if (block != null)
{
block.Defined(context);
context.brfalse(undefined_label);
}
context.PushTrue();
context.box(PrimitiveType.Boolean);
if (!IsEmpty)
{
context.br(end_label);
context.CodeLabel(undefined_label);
context.PushFalse();
context.box(PrimitiveType.Boolean);
context.CodeLabel(end_label);
}
}
private void CopyNormalFormals(CodeGenContext context, Scope scope)
{
PERWAPI.CILLabel OKLabel = context.NewLabel();
if (min_args > 0)
{
// if (args.Length < min_args)
context.ldarg("args");
context.callvirt(Runtime.ArgList.get_Length);
int length = context.StoreInTemp("length", PrimitiveType.Int32, location);
context.ldloc(length);
context.ldc_i4(min_args);
context.bge(OKLabel);
//context.Inst(Op.clt);
//context.brfalse(OKLabel);
// context.Branch(BranchOp.bge, OKLabel);
// throw new ArgumentError(string.Format("wrong number of arguments ({0} for {1})", args.Length, arity).raise(caller);
// FIXME: next line needs a String
context.ldstr("wrong number of arguments ({0} for {1})");
context.ldloc(length);
context.box(PrimitiveType.Int32);
context.ldc_i4(min_args);
context.box(PrimitiveType.Int32);
context.call(Runtime.SystemString.Format);
context.newobj(Runtime.ArgumentError.ctor);
context.ldloc(0);
context.callvirt(Runtime.Exception.raise);
context.throwOp();
context.ReleaseLocal(length, true);
// OKLabel:
context.CodeLabel(OKLabel);
}
// Copy parameters to locals
for (Node f = normal; f != null; f = f.nd_next)
{
string name = ID.ToDotNetName(((VAR)f).vid);
// local.f = args.GetNext();
context.ldloc(0);
context.ldarg("args");
context.callvirt(Runtime.ArgList.GetNext);
context.stfld(scope.GetFrameField(name));
}
}
public void GenSimple(CodeGenContext context)
{
context.PushTrue();
context.box(PrimitiveType.Boolean);
}
