From: Nigel Stephens <nigel@mips.com>
To: Thiemo Seufer <ica2_ts@csv.ica.uni-stuttgart.de>
Cc: "Kevin D. Kissell" <kevink@mips.com>,
Dmitriy Tochansky <toch@dfpost.ru>,
linux-mips@linux-mips.org
Subject: Re: Strange instruction
Date: Thu, 14 Oct 2004 13:16:50 +0100 [thread overview]
Message-ID: <416E6E32.5080009@mips.com> (raw)
In-Reply-To: <20041014121242.GA1398@rembrandt.csv.ica.uni-stuttgart.de>
Thiemo Seufer wrote:
>
>
>GNU as has "move" as builtin macro which is expanded differently for
>32 and 64 bit mode. This simplifies the task of writing code for both
>models. Unfortunately the expansion was broken for a while and
>generated always the 64 bit version if the toolchain was 64bit
>_capable_. IIRC this was fixed in the early 2.14 timeframe.
>
>
>
>
Wouldn't it be safer, as Kevin suggests, for the "move" macro to
generate "or $rd,$0,$rs", since that will work correctly in either mode?
Nigel
>
>
next prev parent reply other threads:[~2004-10-14 12:17 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-14 11:53 Strange instruction Dmitriy Tochansky
2004-10-14 8:34 ` Kevin D. Kissell
2004-10-14 8:34 ` Kevin D. Kissell
2004-10-14 12:12 ` Thiemo Seufer
2004-10-14 12:16 ` Nigel Stephens [this message]
2004-10-14 12:36 ` Thiemo Seufer
2004-10-14 13:12 ` Kevin D. Kissell
2004-10-14 13:12 ` Kevin D. Kissell
2004-10-14 13:34 ` Thiemo Seufer
2004-10-14 8:45 ` Fuxin Zhang
[not found] ` <000b01c4b1da$6e049f00$10eca8c0@grendel>
[not found] ` <416E5B62.8050508@ict.ac.cn>
2004-10-14 11:13 ` Kevin D. Kissell
2004-10-14 11:13 ` Kevin D. Kissell
2004-10-14 13:45 ` Dan Malek
2004-10-14 19:06 ` Dan Malek
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=416E6E32.5080009@mips.com \
--to=nigel@mips.com \
--cc=ica2_ts@csv.ica.uni-stuttgart.de \
--cc=kevink@mips.com \
--cc=linux-mips@linux-mips.org \
--cc=toch@dfpost.ru \
/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