/// <summary>
/// Add intrinsic methods and globals to the symbol table
/// </summary>
public void AddIntrinsics()
{
ImportedModule mscorlib = ReferenceMscorlib();
ImportedModule runtime = ReferenceExternal("IrisRuntime.dll");
IrisType tVoid = IrisType.Void;
IrisType tString = IrisType.String;
IrisType tInt = IrisType.Integer;
IrisType[] noParams = new IrisType[0];
FilePosition fp = FilePosition.Begin;
if (mscorlib != null)
{
ImportGlobalField(fp, "$.emptystr", mscorlib, "System.String", "Empty");
ImportMethod(fp, "concat", mscorlib, "System.String", "Concat", false, tString, new IrisType[] { tString, tString });
ImportMethod(fp, "readln", mscorlib, "System.Console", "ReadLine", false, tString, noParams);
ImportMethod(fp, "str", mscorlib, "System.Int32", "ToString", true, tString, noParams);
ImportMethod(fp, "strcmp", mscorlib, "System.String", "Compare", false, tInt, new IrisType[] { tString, tString });
ImportMethod(fp, "writeln", mscorlib, "System.Console", "WriteLine", false, tVoid, new IrisType[] { tString });
}
if (runtime != null)
{
ImportMethod(fp, "$.initstrarray", runtime, "IrisRuntime.CompilerServices", "InitStrArray", false, tVoid, new IrisType[] { IrisType.String.MakeArrayType() });
ImportMethod(fp, "rand", runtime, "IrisRuntime.CompilerServices", "Rand", false, tInt, noParams);
}
}