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Re: Better estimations of costs in outof-ssa

From: Richard Henderson <rth at redhat dot com>
To: Jan Hubicka <hubicka at ucw dot cz>
Cc: Jan Hubicka <jh at suse dot cz>, gcc-patches at gcc dot gnu dot org
Date: Fri, 29 Jul 2005 14:55:36 -0700
Subject: Re: Better estimations of costs in outof-ssa
References: <20050728072227.GI791@kam.mff.cuni.cz> <20050728160551.GA15397@redhat.com> <20050729212128.GA11080@atrey.karlin.mff.cuni.cz>

On Fri, Jul 29, 2005 at 11:21:28PM +0200, Jan Hubicka wrote:
> 	* tree-outof-ssa.c (coalesce_ssa_name): Update call of add_coalesce.
> 	(coalesce_vars): Likewise.
> 	* tree-ssa-live.c (add_coalesce): Add frequency/hot/critical argument;
> 	compute cost based on these.
> 	(build_tree_conflict_graph): Update call of add_coalesce.
> 	* tree-ssa-live.h (add_coalesce): Update.

Ok.

> +   /* Inserting copy on critical edge is more costy

s/is more costy/costs more/


r~

References:
- Better estimations of costs in outof-ssa
  - From: Jan Hubicka
- Re: Better estimations of costs in outof-ssa
  - From: Richard Henderson
- Re: Better estimations of costs in outof-ssa
  - From: Jan Hubicka

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