Re: [PATCH 4/4] Initial version of RTL frontend

[Bernd Schmidt <bschmidt at redhat dot com>]

On 05/10/2016 08:05 PM, Richard Biener wrote:
> On May 10, 2016 7:02:33 PM GMT+02:00, Jeff Law <law@redhat.com>
> wrote:
> > Well, not if we take Bernd's idea and create a new backend for
> > testing purposes.  If we want to know/test what reload's doing, we
> > cons up the appropriate RTL for that testing backend, set the right
> > flags and call reload() then look at the result.
>
> Hmm, I guess that some test cases rely on specific patterns being
> (not) present so we'd have one backend per testcase ... (Or .md file
> snippets per testcase).

You could have any pattern you want in such a machine description, and 
if you run into conflicts or if you want to test different variants, you 
can have -m switches.


Bernd