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Re: PPC32 and state of the project
- From: "Steve Munroe" <sjmunroe at us dot ibm dot com>
- To: libc-alpha at sources dot redhat dot com
- Date: Mon, 6 Jan 2003 10:03:00 -0600
- Subject: Re: PPC32 and state of the project
Keven Hendricks writes:
> Hi Franz,
>
> > On PPC32 we can simply use R2 as the thread register, it's unused and
> > saved/restored by the kernel (in the kernel it's used for the 'current'
> > pointer) and doesn't require any changes to the ABI.
>
> Okay R2 it is. I will start looking at the linuxthreads code mods for
> using R2
I think there is still one issue to resolve with proposed PPC32 ABI change.
I believe R2 is used for -eabi.