linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Hua Zhong <huaz@cs.columbia.edu>
To: David Woodhouse <dwmw2@infradead.org>
Cc: Hua Zhong <huaz@cs.columbia.edu>,
	Davide Libenzi <davidel@xmailserver.org>,
	linux-kernel@vger.kernel.org
Subject: Re: linux/macros.h(new) and linux/list.h(mod) ...
Date: Thu, 05 Jul 2001 18:20:54 -0400	[thread overview]
Message-ID: <200107052220.SAA07341@razor.cs.columbia.edu> (raw)
In-Reply-To: Your message of "Thu, 05 Jul 2001 22:58:53 BST." <9004.994370333@redhat.com>

-> From David Woodhouse <dwmw2@infradead.org> :
> 
> huaz@cs.columbia.edu said:
> >  Doesn't it add more overhead?  I think using inline functions are
> > much better. 
> 
> Why should it add overhead? Even the most naïve compiler ought to generate 
> the same code, surely? I must admit I haven't looked hard at the output - 
> it didn't even occur to me that it might produce suboptimal code.

right, gcc -O2 does produce the same code (but -O does not).

> 
> >  Yes you have to define it for different types (char, short, int,
> > long,  signed/unsigned). 
> 
> Unfortunately, this being C means that you can't call them all by the same 
> name. If I have to use unsigned_long_max(x,y) I'd rather type it out myself 
> :)

Oops, I must be sleeping at that time :-)
 
> --
> dwmw2
> 
> 



  reply	other threads:[~2001-07-05 22:21 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-07-05 20:57 linux/macros.h(new) and linux/list.h(mod) Davide Libenzi
2001-07-05 21:31 ` David Woodhouse
2001-07-05 21:45   ` Davide Libenzi
2001-07-05 21:54     ` Hua Zhong
2001-07-05 21:58       ` David Woodhouse
2001-07-05 22:20         ` Hua Zhong [this message]
2001-07-05 22:06       ` Davide Libenzi
2001-07-05 22:10     ` J . A . Magallon
2001-07-05 22:33     ` Daniel Phillips
2001-07-05 22:43     ` David Woodhouse
2001-07-05 22:53       ` Davide Libenzi
2001-07-05 23:23         ` J . A . Magallon
2001-07-05 22:57       ` Alan Cox
2001-07-05 23:05         ` Matthew Dharm
2001-07-05 23:07           ` Alan Cox
2001-07-05 23:08         ` David Woodhouse
2001-07-06  1:51           ` Arnaldo Carvalho de Melo
2001-07-05 23:21         ` Davide Libenzi
     [not found]           ` <0107060149080M.03760@starship>
2001-07-05 23:54             ` Daniel Phillips
2001-07-06 17:38         ` Neil Booth
2001-07-06 22:02           ` Arnaldo Carvalho de Melo
2001-07-05 22:03 ` Kai Germaschewski

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=200107052220.SAA07341@razor.cs.columbia.edu \
    --to=huaz@cs.columbia.edu \
    --cc=davidel@xmailserver.org \
    --cc=dwmw2@infradead.org \
    --cc=linux-kernel@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).