2014-07-04 Evgeny Stupachenko <evstu...@gmail.com>
* config/i386/i386.c (expand_vec_perm_palignr): Extend to use AVX2
PALINGR instruction.
* config/i386/i386.c (ix86_expand_vec_perm_const_1): Add palignr try
for AVX2.
On Fri, Jul 4, 2014 at 3:22 PM, Uros Bizjak <ubiz...@gmail.com> wrote:
> On Thu, Jul 3, 2014 at 11:53 AM, Evgeny Stupachenko <evstu...@gmail.com>
> wrote:
>> The "expand_vec_perm_palignr" is similar for SSSE3 and AVX2 cases,
>> but AVX2 requires more instructions to complete the scheme.
>>
>> The patch below adds AVX2 support for six instructions, leaving SSSE3 for
>> two.
>> Is it ok?
>
> ChangeLog entry is missing.
>
> Uros.
