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From: "Martin Liška" <mliska@suse.cz>
To: "Bin.Cheng" <amker.cheng@gmail.com>
Cc: GCC Development <gcc@gcc.gnu.org>, Jan Hubicka <hubicka@ucw.cz>,
	Richard Biener <richard.guenther@gmail.com>,
	Michael Matz <matz@suse.de>, Martin Jambor <mjambor@suse.cz>
Subject: Re: How big (and fast) is going to be GCC 8? [part 2]
Date: Tue, 06 Mar 2018 18:36:00 -0000	[thread overview]
Message-ID: <310f39c3-ee1f-88c8-92e5-16fcfdd7d27e@suse.cz> (raw)
In-Reply-To: <CAHFci2-_UsMOosMHTWzvjn1Gnb+7fvKMD3ahbrEwqjHRHDWW_w@mail.gmail.com>

On 03/06/2018 07:16 PM, Bin.Cheng wrote:
> On Tue, Mar 6, 2018 at 5:50 PM, Martin Liška <mliska@suse.cz> wrote:
>> Hi.
>>
>> This is speed comparison of GCC 8 builds compared to my system GCC 7.3.0
>> which is built with PGO bootstrap.
>>
>> I run empty C and C++ source file, tramp3d and the rest are some big beasts
>> from GCC source file. Feel free to suggest another test candidates? Note
>> that first column defines how many times was test run.
> First thanks very much for collecting the data.
> Since we enabled several loop passes at O3 and above levels, some data
> for Ofast might be interesting?

Do you have a nice source file full of loop nests that would test that
properly?

Martin

> 
> Thanks,
> bin
>>
>> Martin

  reply	other threads:[~2018-03-06 18:36 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-06 10:14 How big (and fast) is going to be GCC 8? Martin Liška
2018-03-06 15:13 ` David Malcolm
2018-03-06 16:18   ` Martin Liška
2018-03-06 18:35     ` Martin Liška
2018-03-06 17:50 ` How big (and fast) is going to be GCC 8? [part 2] Martin Liška
2018-03-06 18:16   ` Bin.Cheng
2018-03-06 18:36     ` Martin Liška [this message]
2018-03-07  9:26 ` Size and speed comparison of GCC 7 & 8 Martin Liška
2018-03-07 10:13   ` Martin Liška
2018-03-07 11:12     ` Martin Liška
2018-03-13 13:31     ` Martin Liška
2018-03-20 19:57 ` How can compiler speed-up postgresql database? Martin Liška
2018-03-21  9:26   ` Richard Biener
2018-03-21  9:34     ` Martin Liška
2018-03-21 11:47       ` Jan Hubicka
2019-04-15 11:44 ` GCC 8 vs. GCC 9 speed and size comparison Martin Liška
2019-04-15 12:12   ` Michael Matz
2019-04-15 13:20     ` Jan Hubicka
2019-04-15 13:33     ` Jakub Jelinek
2019-04-15 15:08       ` Michael Matz
2019-04-16  7:48         ` Martin Liška
2019-04-16  8:17           ` Martin Liška
2019-04-16  8:53           ` Michael Matz
2019-04-16  9:56             ` Richard Biener
2019-04-16 11:25               ` Richard Biener
2019-04-16 11:39                 ` Jakub Jelinek
2019-04-16 11:54                   ` Richard Biener

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