From: "Martin Liška" <marxin.liska@gmail.com>
To: Jeff Law <law@redhat.com>
Cc: Teresa Johnson <tejohnson@google.com>,
Jan Hubicka <hubicka@ucw.cz>,
"gcc-patches@gcc.gnu.org" <gcc-patches@gcc.gnu.org>
Subject: Re: [PATCH i386] Enable -freorder-blocks-and-partition
Date: Wed, 11 Dec 2013 09:21:00 -0000 [thread overview]
Message-ID: <CAObPJ3OdvTE4jeVVDRrrsGkvmjjcczp24zqNVGisKaf-OM6U7A@mail.gmail.com> (raw)
In-Reply-To: <CAObPJ3M80TuS_7UA6h_HhE8f3COyKa8M_WTnPFP4OEhAGD9sTA@mail.gmail.com>
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Hello,
I prepared a collection of systemtap graphs for GIMP.
1) just my profile-based function reordering: 550 pages
2) just -freorder-blocks-and-partitions: 646 pages
3) just -fno-reorder-blocks-and-partitions: 638 pages
Please see attached data.
Martin
On 2 December 2013 17:52, Martin Liška <marxin.liska@gmail.com> wrote:
> Dear Teresa,
> I will today double check if the graphs are correct :)
>
> Martin
>
> On 2 December 2013 17:16, Jeff Law <law@redhat.com> wrote:
>> On 12/02/13 08:16, Teresa Johnson wrote:
>>>
>>>
>>> I'm wondering if the -fno-reorder-blocks-and-partition graph really
>>> had that disabled. I am surprised that the size of the .text and
>>> .text.hot did not shrink from splitting.
>>
>> Could be due to needing longer jump opcodes to reach the unlikely sections.
>> jeff
>>
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next prev parent reply other threads:[~2013-12-11 9:21 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-19 15:17 Teresa Johnson
2013-11-19 16:31 ` Jan Hubicka
2013-11-19 18:23 ` Teresa Johnson
2013-11-19 19:32 ` Jeff Law
2013-11-20 1:55 ` Teresa Johnson
[not found] ` <CAObPJ3OZHvET=QNmNtx9ZjaHZk=GhokWjoF2njr5mgwcv2ogDA@mail.gmail.com>
2013-11-28 16:34 ` Jan Hubicka
2013-12-02 15:16 ` Teresa Johnson
2013-12-02 16:17 ` Jeff Law
2013-12-02 16:53 ` Martin Liška
2013-12-11 9:21 ` Martin Liška [this message]
2013-12-12 5:51 ` Teresa Johnson
2013-12-12 20:54 ` Jan Hubicka
2013-12-13 1:13 ` Jan Hubicka
[not found] ` <CAObPJ3MLrWsTwK-23ienktyASO9YLvAXMNKUxVm3v+KC=5JzOA@mail.gmail.com>
2013-12-15 22:19 ` Martin Liška
2013-12-17 15:09 ` Teresa Johnson
2013-12-20 6:19 ` Teresa Johnson
2014-02-11 22:21 ` Teresa Johnson
2014-02-14 18:50 ` Teresa Johnson
2013-11-19 22:05 ` Andi Kleen
2013-11-19 22:10 ` Teresa Johnson
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