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Date: Wed, 19 Aug 2015 11:11:00 -0000
Message-ID: <CAFULd4bnXjWZZQDtfAWEufgvDyZwi1H9yDFj5DOyt44AktyeEg@mail.gmail.com>
Subject: Re: [PATCH] Missing Skylake -march=/-mtune= option
From: Uros Bizjak <ubizjak@gmail.com>
To: Richard Biener <richard.guenther@gmail.com>
Cc: Yuri Rumyantsev <ysrumyan@gmail.com>, gcc-patches <gcc-patches@gcc.gnu.org>, 	Igor Zamyatin <izamyatin@gmail.com>, =?UTF-8?B?0JjQu9GM0Y8g0K3QvdC60L7QstC40Yc=?= <enkovich.gnu@gmail.com>
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On Wed, Aug 19, 2015 at 12:39 PM, Richard Biener
<richard.guenther@gmail.com> wrote:
> On Thu, Aug 13, 2015 at 9:57 PM, Uros Bizjak <ubizjak@gmail.com> wrote:
>> On Thu, Aug 13, 2015 at 11:31 AM, Yuri Rumyantsev <ysrumyan@gmail.com> wrote:
>>> Hi All,
>>>
>>> Here is patch for adding march/mtune options for Skylake.
>>>
>>> Bootstrap and regression testing did not show any new failures.
>>>
>>> Is it OK for trunk?
>>
>> OK.
>
> I think this causes
>
> FAIL: g++.dg/ext/mv16.C  -std=gnu++98 execution test
> FAIL: g++.dg/ext/mv16.C  -std=gnu++11 execution test
> FAIL: g++.dg/ext/mv16.C  -std=gnu++14 execution test
>
> for me.  Possibly __builtin_cpu_is is not working for skylake?

No, a relevant entry has to be added to the testcase. But a real
skylake is needed to test the patch.

Uros.