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Re: Why doesn't -fomit-frame-pointer work(very well)?

From: Peter Barada <pbarada at mail dot wm dot sps dot mot dot com>
To: rth at redhat dot com
Cc: Peter dot Barada at motorola dot com, gcc at gcc dot gnu dot org
Date: Tue, 2 Apr 2002 15:18:30 -0500
Subject: Re: Why doesn't -fomit-frame-pointer work(very well)?
References: <200204011801.g31I10310322@hyper.wm.sps.mot.com> <20020401105837.A27829@redhat.com>


>On Mon, Apr 01, 2002 at 01:01:00PM -0500, Peter Barada wrote:
>> Unfortunately passing paramters to child functions is a common
>> construct...  Any ideas how best to fix this?
>
>Use a soft frame pointer that is eliminated to either
>the hard frame pointer or the stack pointer.

Can anybody give me a clue how to do this?  I'll go off and look
into it, but I need a starting point...

I looked into ELIMINABLE_REGS, but nobody defines it...

-- 
Peter Barada                                   Peter.Barada@motorola.com
Wizard                                         781-852-2768 (direct)
WaveMark Solutions(wholly owned by Motorola)   781-270-0193 (fax)

Follow-Ups:
- Re: Why doesn't -fomit-frame-pointer work(very well)?
  - From: Richard Henderson
- Re: Why doesn't -fomit-frame-pointer work(very well)?
  - From: Roman Zippel

References:
- Why doesn't -fomit-frame-pointer work(very well)?
  - From: Peter Barada
- Re: Why doesn't -fomit-frame-pointer work(very well)?
  - From: Richard Henderson

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