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 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.