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Re: X32 psABI status
- From: Florian Weimer <fw at deneb dot enyo dot de>
- To: "H.J. Lu" <hjl dot tools at gmail dot com>
- Cc: GCC Development <gcc at gcc dot gnu dot org>, GNU C Library <libc-alpha at sourceware dot org>, LKML <linux-kernel at vger dot kernel dot org>, x32-abi at googlegroups dot com
- Date: Sat, 12 Feb 2011 22:10:52 +0100
- Subject: Re: X32 psABI status
- References: <AANLkTikgfv+L9WS4s6n5mQcXWTzc6YMNUSsgBiAOmKbE@mail.gmail.com>
* 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?