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Re: Painful problems with -fpic implementation on powerpc-sysv
- To: law at cygnus dot com, David Edelsohn <dje at watson dot ibm dot com>
- Subject: Re: Painful problems with -fpic implementation on powerpc-sysv
- From: Richard Henderson <rth at cygnus dot com>
- Date: Thu, 27 Aug 1998 00:39:15 -0700
- Cc: Geoff Keating <geoffk at ozemail dot com dot au>, egcs at cygnus dot com, Franz Sirl <Franz dot Sirl-kernel at lauterbach dot com>, Michael Meissner <meissner at cygnus dot com>
- References: <9808261614.AA32650@marc.watson.ibm.com> <5472.904183263@hurl.cygnus.com>
- Reply-To: Richard Henderson <rth at cygnus dot com>
On Wed, Aug 26, 1998 at 08:01:03PM -0600, Jeffrey A Law wrote:
> Register r2 is reserved for system use and should not be changed by
> application code.
>
> I don't know if that gives us the leeway we need to claim it.
I doubt it. The Sparc ABI uses the same language for a register
Solaris uses for the thread context pointer.
Interesting to know, though. Geoff, thought about using this in
glibc for THREAD_SELF?
r~