linux-c-programming.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: zavandi <zavandi@easynet.ro>
To: linux-c-programming@vger.kernel.org
Subject: Re: Value to subtract from ESP register?
Date: Wed, 24 Mar 2004 21:39:53 +0200	[thread overview]
Message-ID: <4061E409.30602@easynet.ro> (raw)
In-Reply-To: <001601c411c4$f6b02e20$8b1705d5@carlos>

Chris Nanakos wrote:
> This is the optimazation code that gcc uses.It differs from version to
> version and you can discover it only if you work with different
> arguments(values) in your arrays.After a step the subtraction of ESP is the
> same e.g for 128 and so on.But i think that somewhere on the documentation
> of gcc is already written.

Thanks. I've looked in the gcc's documentation but I was unable to find 
the answer to my problem (or maybe I didn't look in the right 
documentation).

Anyway, about my specific example, how subtracting 24 instead of 4 is 
gonna optimize anything?


  reply	other threads:[~2004-03-24 19:39 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-03-24 16:22 Value to subtract from ESP register? zavandi
2004-03-24 17:25 ` Chris Nanakos
2004-03-24 19:39   ` zavandi [this message]
2004-03-24 21:37     ` Glynn Clements

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=4061E409.30602@easynet.ro \
    --to=zavandi@easynet.ro \
    --cc=linux-c-programming@vger.kernel.org \
    /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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).