>
> Shouldn't we add a variant for each testcase so that we still
> excercise both 128-bit and 256-bit vectorization paths?

These tests are still good to test 128-bit vectorization, the changes
was made just to make sure that 256-bit vectorization is possible on
the tests.

Actually, It's just first step in enabling these tests for 256 bits -
for now many of them are failing if '-mavx' or '-mavx2' is specified
(mostly due to different diagnostics messages produced by vectorizer),
but with original (small) sizes of arrays we couldn't even check that.
When they are enabled, it'll be possible to use them for testing both
128- and 256- bit vectorization.

Michael


2011/12/2 Richard Guenther <richard.guent...@gmail.com>:
> 2011/12/2 Michael Zolotukhin <michael.v.zolotuk...@gmail.com>:
>> Hi,
>>
>> This patch increases array sizes in tests from vect.exp suite, thus
>> enabling 256-bit vectorization where it's available.
>>
>> Ok for trunk?
>
> Shouldn't we add a variant for each testcase so that we still
> excercise both 128-bit and 256-bit vectorization paths?
>
>> Changelog:
>> 2011-12-02  Michael Zolotukhin  <michael.v.zolotuk...@intel.com>
>>
>>        * gcc.dg/vect/slp-13.c: Increase array size, add initialization.
>>        * gcc.dg/vect/slp-24.c: Ditto.
>>        * gcc.dg/vect/slp-3.c: Likewise and fix scans.
>>        * gcc.dg/vect/slp-34.c: Ditto.
>>        * gcc.dg/vect/slp-4.c: Ditto.
>>        * gcc.dg/vect/slp-cond-2.c: Ditto.
>>        * gcc.dg/vect/slp-multitypes-11.c: Ditto.
>>        * gcc.dg/vect/vect-1.c: Ditto.
>>        * gcc.dg/vect/vect-10.c: Ditto.
>>        * gcc.dg/vect/vect-105.c: Ditto.
>>        * gcc.dg/vect/vect-112.c: Ditto.
>>        * gcc.dg/vect/vect-15.c: Ditto.
>>        * gcc.dg/vect/vect-2.c: Ditto.
>>        * gcc.dg/vect/vect-31.c: Ditto.
>>        * gcc.dg/vect/vect-32.c: Ditto.
>>        * gcc.dg/vect/vect-33.c: Ditto.
>>        * gcc.dg/vect/vect-34.c: Ditto.
>>        * gcc.dg/vect/vect-35.c: Ditto.
>>        * gcc.dg/vect/vect-36.c: Ditto.
>>        * gcc.dg/vect/vect-6.c: Ditto.
>>        * gcc.dg/vect/vect-73.c: Ditto.
>>        * gcc.dg/vect/vect-74.c: Ditto.
>>        * gcc.dg/vect/vect-75.c: Ditto.
>>        * gcc.dg/vect/vect-76.c: Ditto.
>>        * gcc.dg/vect/vect-80.c: Ditto.
>>        * gcc.dg/vect/vect-85.c: Ditto.
>>        * gcc.dg/vect/vect-89.c: Ditto.
>>        * gcc.dg/vect/vect-97.c: Ditto.
>>        * gcc.dg/vect/vect-98.c: Ditto.
>>        * gcc.dg/vect/vect-all.c: Ditto.
>>        * gcc.dg/vect/vect-double-reduc-6.c: Ditto.
>>        * gcc.dg/vect/vect-iv-8.c: Ditto.
>>        * gcc.dg/vect/vect-iv-8a.c: Ditto.
>>        * gcc.dg/vect/vect-outer-1.c: Ditto.
>>        * gcc.dg/vect/vect-outer-1a.c: Ditto.
>>        * gcc.dg/vect/vect-outer-1b.c: Ditto.
>>        * gcc.dg/vect/vect-outer-2.c: Ditto.
>>        * gcc.dg/vect/vect-outer-2a.c: Ditto.
>>        * gcc.dg/vect/vect-outer-2c.c: Ditto.
>>        * gcc.dg/vect/vect-outer-3.c: Ditto.
>>        * gcc.dg/vect/vect-outer-3a.c: Ditto.
>>        * gcc.dg/vect/vect-outer-4a.c: Ditto.
>>        * gcc.dg/vect/vect-outer-4b.c: Ditto.
>>        * gcc.dg/vect/vect-outer-4c.c: Ditto.
>>        * gcc.dg/vect/vect-outer-4d.c: Ditto.
>>        * gcc.dg/vect/vect-outer-4m.c: Ditto.
>>        * gcc.dg/vect/vect-outer-fir-lb.c: Ditto.
>>        * gcc.dg/vect/vect-outer-fir.c: Ditto.
>>        * gcc.dg/vect/vect-over-widen-1.c: Ditto.
>>        * gcc.dg/vect/vect-over-widen-2.c: Ditto.
>>        * gcc.dg/vect/vect-over-widen-3.c: Ditto.
>>        * gcc.dg/vect/vect-over-widen-4.c: Ditto.
>>        * gcc.dg/vect/vect-reduc-1char.c: Ditto.
>>        * gcc.dg/vect/vect-reduc-2char.c: Ditto.
>>        * gcc.dg/vect/vect-reduc-pattern-1b.c: Ditto.
>>        * gcc.dg/vect/vect-reduc-pattern-1c.c: Ditto.
>>        * gcc.dg/vect/vect-reduc-pattern-2b.c: Ditto.
>>        * gcc.dg/vect/vect-shift-2.c: Ditto.
>>        * gcc.dg/vect/vect-strided-a-u8-i8-gap2.c: Ditto.
>>        * gcc.dg/vect/vect-strided-a-u8-i8-gap7.c: Ditto.
>>        * gcc.dg/vect/vect-strided-u8-i8-gap2.c: Ditto.
>>        * gcc.dg/vect/vect-strided-u8-i8-gap4.c: Ditto.
>>        * gcc.dg/vect/vect-strided-u8-i8-gap7.c: Ditto.
>>
>> --
>> ---
>> Best regards,
>> Michael V. Zolotukhin,
>> Software Engineer
>> Intel Corporation.

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