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Re: RFA: Avoid automodification in ARM call addresses

From: Paul Brook <paul at codesourcery dot com>
To: gcc-patches at gcc dot gnu dot org
Cc: Ian Lance Taylor <ian at airs dot com>, Richard Sandiford <richard at codesourcery dot com>, Mark Mitchell <mark at codesourcery dot com>
Date: Wed, 14 Dec 2005 18:30:01 +0000
Subject: Re: RFA: Avoid automodification in ARM call addresses
References: <87y82yqhgk.fsf@talisman.home> <87lkyp4kr7.fsf@talisman.home> <m3zmn5wjcu.fsf@gossamer.airs.com>

On Tuesday 13 December 2005 07:23, Ian Lance Taylor wrote:
> As far as the original patch goes, my inclination would be to write it
> as a new operand predicate (or maybe you could use the existing
> offsettable_memory_operand which doesn't seem to be used by anything).
> But your way is approved if you like it better.
>
> I'm still not sure why the conditions on call_mem and call_value_mem
> are not identical, but I see that that was there before your patch.

I've no idea either. Looks like it's been there forever.

> Perhaps an ARM maintainer can comment.

You've exceeded my knowledge of reload, so I'll concur with your combined 
opinion.

Paul

Follow-Ups:
- Re: RFA: Avoid automodification in ARM call addresses
  - From: Richard Sandiford

References:
- RFA: Avoid automodification in ARM call addresses
  - From: Richard Sandiford
- Re: RFA: Avoid automodification in ARM call addresses
  - From: Richard Sandiford
- Re: RFA: Avoid automodification in ARM call addresses
  - From: Ian Lance Taylor

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