This is the mail archive of the gcc-patches@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: [RFC] BB vectorizer and vectorizer reorganization


Ian Lance Taylor <iant@google.com> wrote on 11/11/2008 17:45:29:

> Ira Rosen <IRAR@il.ibm.com> writes:
>
> > - We'll introduce a new flag -fbb-vectorize, that we plan to turn on by
> > default when -ftree-vectorize is set.
>
> I think it's a great idea but I think the name of the option is rather
> obscure for users.  Sorry to paint the bikeshed, but why not
> -fslp-vectorize?
>

I think one concern was that our bb-vectorizer implements a different
algorithm than the one proposed by the SLP folks... but you are right that
vectorization of non-loop / straight-line code is better known as "SLP".

dorit

> (If you want something which is only for developers but not for users,
> use a --param.)
>
> Ian


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]