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Re: [google] limit excessive load/store motions (issue4563044)

From: Rong Xu <xur at google dot com>
To: Diego Novillo <dnovillo at google dot com>
Cc: reply at codereview dot appspotmail dot com, gcc-patches at gcc dot gnu dot org
Date: Fri, 10 Jun 2011 10:56:35 -0700
Subject: Re: [google] limit excessive load/store motions (issue4563044)
References: <20110610174509.076F8C4159@rong.mtv.corp.google.com> <BANLkTi=G8kBKDkYoR7SKFtPE4vdwq-ZQ+w@mail.gmail.com>

This is for google/main for now. This is a port from my work in 4.4.3.
I may need to rework the register pressure estimation (try to see if I
can reuse the function in trunk) before submitting to trunk.

-Rong

On Fri, Jun 10, 2011 at 10:52 AM, Diego Novillo <dnovillo@google.com> wrote:
> On Fri, Jun 10, 2011 at 10:45, Rong Xu <xur@google.com> wrote:
>> Use a counter to avoid excessive load/store motions in tree and RTL level.
>> This recovers some of the performance loss in FDO mode for openssl.
>
> Rong, is this for trunk or google/main? ?If it's for trunk, please
> make sure you mark it as such.
>
> OK for google/main for now.
>
>
> Diego.
>

References:
- [google] limit excessive load/store motions (issue4563044)
  - From: Rong Xu
- Re: [google] limit excessive load/store motions (issue4563044)
  - From: Diego Novillo

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