[cfe-commits] [patch] Implement __clear_cache on ARM

Eli Friedman eli.friedman at gmail.com
Fri Jun 4 21:27:36 PDT 2010

On Fri, Jun 4, 2010 at 7:10 PM, Rafael Espindola <espindola at google.com> wrote:
> The attached patch implements __clear_cache for the ARM. The
> implementation is not as simple as I would expect. The problem is that
> I cannot use "f" because there is no header defining it and cannot use
> "F" because it doesn't start with __builtin (we would have a call to
> "che" :-) ).

I think you can use "f" without specifying a header name, but I'm
guessing you don't want the warning asking for an explicit declaration
of __clear_cache?  (I don't have an ARM gcc around to check how it

> The patch also removes some dead code. There is not need to special
> case ARM::BI__builtin_thread_pointer since the generic intrinsic
> handling code takes care of it.

Patch looks fine.


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