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Re: [patches] Re: jump threading over CFG.

To: Richard Henderson <rth at redhat dot com>, Jan Hubicka <jh at suse dot cz>, gcc-patches at gcc dot gnu dot org, patches at x86-64 dot org
Subject: Re: [patches] Re: jump threading over CFG.
From: Jan Hubicka <jh at suse dot cz>
Date: Thu, 12 Jul 2001 20:43:49 +0200
References: <20010712192454.J19924@atrey.karlin.mff.cuni.cz> <20010712113205.D12502@redhat.com> <20010712203855.P19924@atrey.karlin.mff.cuni.cz> <20010712114253.A12552@redhat.com>

> On Thu, Jul 12, 2001 at 08:38:55PM +0200, Jan Hubicka wrote:
> > Whats about equal multiple sets to single register inside both blocks?
> 
> cselib should be able to tell you that they're equal.
> 
> Moreover, life should be able to tell you whether sets to
> registers not used in the target block can be ignored, so
> in a way this should be stronger than what we had before.
OK, so looking forward to kill even more hackery :)

Honza
> 
> 
> r~

References:
- jump threading over CFG.
  - From: Jan Hubicka
- Re: jump threading over CFG.
  - From: Richard Henderson
- Re: [patches] Re: jump threading over CFG.
  - From: Jan Hubicka
- Re: [patches] Re: jump threading over CFG.
  - From: Richard Henderson

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