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From: "Yuan, Pengfei" <ypf@pku.edu.cn>
To: "Richard Biener" <richard.guenther@gmail.com>
Cc: "GCC Patches" <gcc-patches@gcc.gnu.org>, "Jan Hubicka" <hubicka@ucw.cz>
Subject: Re: [PATCH, 5.x/6.x/7.x] Be more conservative in early inliner if FDO is enabled
Date: Thu, 15 Sep 2016 03:17:00 -0000	[thread overview]
Message-ID: <392727ce.b9c7.1572b385ece.Coremail.ypf@pku.edu.cn> (raw)
In-Reply-To: <CAFiYyc3MwD3B+B4rpgRzVejVMEuCQtUV9m2fBM92LPegJU+6mg@mail.gmail.com>

> I think the approach is reasonable though it might still have
> interesting effects on
> optimization for very small growth.  So for further experimenting it
> would be nice

Test it on SPEC CPU with FDO enabled?

> to have a separate PARAM_EARLY_FDO_INLINING_INSNS or maybe simply
> adjust the PARAM_EARLY_INLINING_INSNS default accordingly when FDO is
> enabled?

Setting PARAM_EARLY_INLINING_INSNS to 0 when FDO is enabled should be
equivalent to my patch.

Regards,
Yuan, Pengfei
 
> I'll let Honza also double-check the condition detecting FDO (it looks
> like we should
> have some abstraction for that).
> 
> Thanks,
> Richard.

  reply	other threads:[~2016-09-15  0:21 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-10  6:41 Yuan, Pengfei
2016-09-14 10:35 ` Richard Biener
2016-09-15  3:17   ` Yuan, Pengfei [this message]
2016-09-15  8:44     ` Richard Biener
2016-09-15 10:08       ` Yuan, Pengfei
2016-09-16  5:52       ` Yuan, Pengfei
2016-09-16  8:09         ` Jan Hubicka
2016-09-16  9:01           ` Yuan, Pengfei
2016-09-16  9:21             ` Richard Biener
2016-09-16  9:37               ` Jan Hubicka
2016-09-16 12:00                 ` Yuan, Pengfei
2016-09-16 12:56                   ` Jan Hubicka
2016-09-20  8:53                     ` Yuan, Pengfei
2016-09-20 11:44                     ` Richard Biener
2016-09-20 11:58                       ` Richard Biener
2016-09-20 12:09                         ` Yuan, Pengfei
2016-09-20 12:19                           ` Richard Biener
2016-09-20 13:10                             ` Yuan, Pengfei
2016-09-21 12:44                         ` Yuan, Pengfei
2016-09-26  4:03                   ` Yuan, Pengfei
2016-10-10  2:23                   ` PING: [PATCH] " Yuan, Pengfei
2016-10-10  9:55                     ` Richard Biener
2016-10-10 10:52                       ` Yuan, Pengfei

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