All of lore.kernel.org
 help / color / mirror / Atom feed
From: Florian Weimer <fw@deneb.enyo.de>
To: x32-abi@googlegroups.com
Cc: "H.J. Lu" <hjl.tools@gmail.com>,
	GCC Development <gcc@gcc.gnu.org>,
	GNU C Library <libc-alpha@sourceware.org>,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: X32 psABI status
Date: Sun, 13 Feb 2011 09:48:03 +0100	[thread overview]
Message-ID: <87r5bcnwvw.fsf@mid.deneb.enyo.de> (raw)
In-Reply-To: <4D5711E0.7020306@zytor.com> (H. Peter Anvin's message of "Sat, 12 Feb 2011 15:04:00 -0800")

* H. Peter Anvin:

> On 02/12/2011 01:10 PM, Florian Weimer wrote:
>> Why is the ia32 compatiblity kernel interface used?
>
> Because there is no way in hell we're designing in a second
> compatibility ABI in the kernel (and it has to be a compatibility ABI,
> because of the pointer size difference.)

Actually, I'm wondering if you can do the translation in user space.
There already are 32-on-64 implementations in existence, without
kernel changes (recent Hotspot, LuaJIT, and probably some more).

  parent reply	other threads:[~2011-02-13  8:48 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-02-12 19:41 X32 psABI status H.J. Lu
2011-02-12 21:10 ` Florian Weimer
2011-02-12 21:29   ` H.J. Lu
2011-02-12 23:04   ` H. Peter Anvin
2011-02-13  3:02     ` Andrew Pinski
2011-02-13  8:48     ` Florian Weimer [this message]
2011-02-13 13:45       ` H.J. Lu
2011-02-13 15:07         ` Florian Weimer
2011-02-13 15:13           ` H.J. Lu
2011-02-13 15:21             ` Florian Weimer
2011-02-13 15:37               ` H.J. Lu
2011-02-13 16:35             ` Petr Baudis
2011-02-13 16:48               ` H.J. Lu
2011-02-13 17:37               ` Joseph S. Myers
2011-02-13 15:43           ` Maciej W. Rozycki
2011-02-13 15:57             ` H.J. Lu
2011-02-13 20:10 ` Arnd Bergmann
2011-02-13 21:10   ` H.J. Lu
2011-02-13 21:16     ` H. Peter Anvin
2011-02-13 21:28       ` H.J. Lu
2011-02-13 22:03         ` H. Peter Anvin
2011-02-13 22:12           ` H.J. Lu
2011-02-13 21:33       ` Alan Cox
2011-02-14  1:52         ` H. Peter Anvin
2011-02-13 22:27       ` H. Peter Anvin
2011-02-13 22:28       ` Arnd Bergmann
2011-02-13 22:46         ` H. Peter Anvin
2011-02-13 22:57           ` Arnd Bergmann
2011-02-13 23:03             ` H.J. Lu
2011-02-13 23:39           ` Alan Cox
2011-02-13 23:50             ` H.J. Lu
2011-02-14  1:59             ` H. Peter Anvin

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=87r5bcnwvw.fsf@mid.deneb.enyo.de \
    --to=fw@deneb.enyo.de \
    --cc=gcc@gcc.gnu.org \
    --cc=hjl.tools@gmail.com \
    --cc=libc-alpha@sourceware.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=x32-abi@googlegroups.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.