This is the mail archive of the gcc-help@gcc.gnu.org mailing list for the GCC project.

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]
Other format:	[Raw text]

Re: Surprisingly bad code generated near char*

From: Avi Kivity <avi at scylladb dot com>
To: Manuel López-Ibáñez <lopezibanez at gmail dot com>, GCC-help <gcc-help at gcc dot gnu dot org>
Date: Thu, 18 Aug 2016 16:35:10 +0300
Subject: Re: Surprisingly bad code generated near char*
Authentication-results: sourceware.org; auth=none
References: <b315835f-6899-1ccd-13e5-418cdadd494c@scylladb.com> <197568f8-8ca0-d1c8-5b0b-a7747d31d899@gmail.com>



On 08/18/2016 03:33 PM, Manuel López-Ibáñez wrote:

On 18/08/16 09:45, Avi Kivity wrote:
I wanted to test how restrict helps in code generation. I startedwith this
example:
There are quite a few number of missed-optimizations with restrict:https://gcc.gnu.org/PR49774
If you issue is not in that list, you may wish to open a new PR.

Here, the missed optimizations started even before I started playingwith restrict. But I'll see if I need to file the last one.

Follow-Ups:
- Re: Surprisingly bad code generated near char*
  - From: Andrew Haley

References:
- Surprisingly bad code generated near char*
  - From: Avi Kivity
- Re: Surprisingly bad code generated near char*
  - From: Manuel López-Ibáñez

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]