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Re: reorder_block space requirements (was Re: test patch for computed gotos)

From: Richard Henderson <rth at redhat dot com>
To: Michael Matz <matz at suse dot de>
Cc: Brad Lucier <lucier at math dot purdue dot edu>, gcc-patches at gcc dot gnu dot org, feeley at iro dot umontreal dot ca
Date: Tue, 11 Mar 2003 13:21:01 -0800
Subject: Re: reorder_block space requirements (was Re: test patch for computed gotos)
References: <200303071501.h27F1SZ03878@banach.math.purdue.edu> <Pine.LNX.4.33.0303071606260.5124-100000@wotan.suse.de>

On Fri, Mar 07, 2003 at 04:14:48PM +0100, Michael Matz wrote:
> Ugh.  second scheduling and final hit the swap fairly serious.  And those
> are after the last reorder_basic_blocks() call if I look correctly.  I
> guess they are hit by the now expanded CFG, and am not sure if much can be
> done, except throttling scheduling in/over those ugly blocks.

We don't do interblock scheduling here, so this really shouldn't 
make any difference at all.  And the CFG isn't even valid for
final, so it isn't looking at it.

r~

Follow-Ups:
- Re: reorder_block space requirements (was Re: test patch for computed gotos)
  - From: Jan Hubicka

References:
- reorder_block space requirements (was Re: test patch for computed gotos)
  - From: Brad Lucier
- Re: reorder_block space requirements (was Re: test patch for computedgotos)
  - From: Michael Matz

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