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Re: Reload patch for PA call rewrite.

From: Richard Henderson <rth at redhat dot com>
To: law at redhat dot com
Cc: John David Anglin <dave at hiauly1 dot hia dot nrc dot ca>, gcc-patches at gcc dot gnu dot org
Date: Mon, 18 Nov 2002 12:59:01 -0800
Subject: Re: Reload patch for PA call rewrite.
References: <200211152205.gAFM5920015687@hiauly1.hia.nrc.ca> <200211172348.gAHNmdBk003846@porcupine.cygnus.com>

On Sun, Nov 17, 2002 at 04:48:38PM -0700, Jeff Law wrote:
> For the hardware managed BTS machines we should probably disable sibling
> call optimizations as they'll scrog the BTS.

I can't believe this is true.  Please explain to me why

	push
	push
	pop
	pop

maintains a stack while

	push
	jump
	pop

doesn't.


r~

Follow-Ups:
- Re: Reload patch for PA call rewrite.
  - From: John David Anglin

References:
- Re: Reload patch for PA call rewrite.
  - From: John David Anglin
- Re: Reload patch for PA call rewrite.
  - From: Jeff Law

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