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Re: patch for exception handlers in PIC code on ARM

To: Philip Blundell <philb at gnu dot org>
Subject: Re: patch for exception handlers in PIC code on ARM
From: Richard Henderson <rth at redhat dot com>
Date: Sun, 14 Jan 2001 15:26:51 -0800
Cc: Richard Earnshaw <rearnsha at arm dot com>, gcc-patches at gcc dot gnu dot org
References: <E14HqdT-0008CF-00@kings-cross.london.uk.eu.org> <200101141723.RAA26464@cam-mail2.cambridge.arm.com> <20010114131510.E24489@redhat.com> <rth@redhat.com> <E14HwHG-0000LI-00@kings-cross.london.uk.eu.org>

On Sun, Jan 14, 2001 at 11:09:34PM +0000, Philip Blundell wrote:
> Fair enough.  I noticed that i386 has an exception_receiver like that;
> is that needed for some other reason?

Hmm.  It would be worth while to do some archaeology and find out why
it was added.  I suspect that it was supersticious.  Someone saw that
such a pattern was added to another port that has a call-clobbered pic
register and figured the same thing was needed for x86.

r~

References:
- Re: patch for exception handlers in PIC code on ARM
  - From: Philip Blundell
- Re: patch for exception handlers in PIC code on ARM
  - From: Richard Earnshaw
- Re: patch for exception handlers in PIC code on ARM
  - From: Richard Henderson
- Re: patch for exception handlers in PIC code on ARM
  - From: Philip Blundell

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