Re: [Patch] Increase array sizes in vect-tests to enable 256-bit vectorization

[Michael Zolotukhin <michael dot v dot zolotukhin at gmail dot com>]

> I'd just duplicate the tests you want to change to a larger array
> size and change those duplicates accordingly, leaving the original
> tests alone.
Richard, I made the tests this way - please check them in the attached
patch (it happened to be quite big).

> There is vect_multiple_sizes for such cases.
Ira, thanks! This flag would be useful to avoid fails on the original
tests when they are compiled with mavx/mavx2 - I'll prepare a patch
for this soon.

On 5 December 2011 13:10, Richard Guenther <richard.guenther@gmail.com> wrote:
> On Mon, Dec 5, 2011 at 9:48 AM, Ira Rosen <IRAR@il.ibm.com> wrote:
>>
>>
>> gcc-patches-owner@gcc.gnu.org wrote on 05/12/2011 10:39:07 AM:
>>
>>> From: Michael Zolotukhin <michael.v.zolotukhin@gmail.com>
>>> To: Richard Guenther <richard.guenther@gmail.com>
>>> Cc: gcc-patches@gcc.gnu.org, izamyatin@gmail.com
>>> Date: 05/12/2011 10:39 AM
>>> Subject: Re: [Patch] Increase array sizes in vect-tests to enable
>>> 256-bit vectorization
>>> Sent by: gcc-patches-owner@gcc.gnu.org
>>>
>>> On 5 December 2011 10:14, Michael Zolotukhin
>>> <michael.v.zolotukhin@gmail.com> wrote:
>>> > Ok, will several tests with short arrays be enough for that or should
>>> > we keep all the original tests plus new ones with longer arrays?
>>>
>>> BTW, there is another problem with current tests with short arrays -
>>> scans are expecting specific number of some diagnostic messages like
>>> "not vectorized: unsupported unaligned store", and that number would
>>> be different if several vector-lengths are available - so we'll have
>>> fails in those tests.
>>
>> There is vect_multiple_sizes for such cases.
>
> I'd just duplicate the tests you want to change to a larger array
> size and change those duplicates accordingly, leaving the original
> tests alone.
>
> Richard.



-- 
---
Best regards,
Michael V. Zolotukhin,
Software Engineer
Intel Corporation.

Attachment: vect_tests-3.patch
Description: Binary data