Artem Shinkarov <artyom.shinkar...@gmail.com> writes: > I'm trying to implement a support for vector shuffling. For this > purpose I would like to introduce a built-in function and lower it > down in the veclower pass. However the problem is, that I don't want > to introduce a separate built-in function for each type. So the > question is: how can I specify a built-in function that would accept > any parameters, and would be expanded at some points to some proper > types. There is a hacky solution like in this patch: > http://gcc.gnu.org/ml/gcc-patches/2009-02/msg00096.html, but may be > someone have an idea of a cleaner solution.
Perhaps you could define the builtin function as a pure varargs function, and do the appropriate type checking manually when folding the call. Ian
