All of lore.kernel.org
 help / color / mirror / Atom feed
From: Wu Zhangjin <wuzhangjin@gmail.com>
To: Chih-hung Lu <winfred.lu@gmail.com>
Cc: Linux-MIPS <linux-mips@linux-mips.org>
Subject: Re: [PATCH -v1] MIPS: a few of fixups and cleanups for the compressed  kernel support
Date: Fri, 30 Oct 2009 10:53:36 +0800	[thread overview]
Message-ID: <1256871216.5444.34.camel@falcon> (raw)
In-Reply-To: <a2dc26810910291916x1556eb21uecaa8bdeeb98baae@mail.gmail.com>

On Fri, 2009-10-30 at 10:16 +0800, Chih-hung Lu wrote:
> 2009/10/29 Wu Zhangjin <wuzhangjin@gmail.com>:
> > From: Wu Zhangjin <wuzhangjin@gmail.com>
> >
> > This patch indents the instructions in the delay slot of the file which
> > has a ".set noreorder" added.
> >
> > and also, the "addu a0, 4" instruction is replaced by "addiu a0, a0, 4".
> Hi,
> 
> May I ask a question,
> what is the difference between "addu a0, 4" and "addiu a0, a0, 4"?
> They look same to me.

Hello,

Although they function the same under gas("addu a0, 4" will be assembled
to "addiu a0, a0, 4"), but herein is exactly an immediate data
operation, I just keep it be what it is! only a "cleanup" here.

Thanks & Regards,
	Wu Zhangjin

  reply	other threads:[~2009-10-30  2:53 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-10-29  6:20 [PATCH -v1] MIPS: a few of fixups and cleanups for the compressed kernel support Wu Zhangjin
2009-10-29 16:17 ` David Daney
2009-10-30  2:16 ` Chih-hung Lu
2009-10-30  2:16   ` Chih-hung Lu
2009-10-30  2:53   ` Wu Zhangjin [this message]
2009-11-01  7:43   ` Ralf Baechle

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1256871216.5444.34.camel@falcon \
    --to=wuzhangjin@gmail.com \
    --cc=linux-mips@linux-mips.org \
    --cc=winfred.lu@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.