linux-kernel - Re: X32 psABI status

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Message-ID: <87aai1gdr7.fsf@mid.deneb.enyo.de>
Date:	Sat, 12 Feb 2011 22:10:52 +0100
From:	Florian Weimer <fw@...eb.enyo.de>
To:	"H.J. Lu" <hjl.tools@...il.com>
Cc:	GCC Development <gcc@....gnu.org>,
	GNU C Library <libc-alpha@...rceware.org>,
	LKML <linux-kernel@...r.kernel.org>, x32-abi@...glegroups.com
Subject: Re: X32 psABI status

* H. J. Lu:

> We made lots of progresses on x32 pABI:
>
> https://sites.google.com/site/x32abi/
>
> 1. Kernel interface with syscall is close to be finalized.
> 2. GCC x32 branch is stabilizing.
> 3. The Bionic C library works with the syscall kernel interface.
>
> The next major milestone will be x32 glibc port.

It is a bit difficult to extract useful information from these
resources.

Is off_t 32 bits?  Why is the ia32 compatiblity kernel interface used?
I'm sure a lot of people want to get rid of that in cases where they
control the whole software stack.

Is stack alignment to 16 bytes beneficial for X32?
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