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Re: patch: RTL loop optimizer - new target hook in doloop_valid_p

From: Richard Henderson <rth at redhat dot com>
To: Adrian Straetling <straetling at de dot ibm dot com>
Cc: David Edelsohn <dje at watson dot ibm dot com>, gcc-patches at gcc dot gnu dot org, Ulrich dot Weigand at de dot ibm dot com
Date: Tue, 7 Jun 2005 12:52:24 -0700
Subject: Re: patch: RTL loop optimizer - new target hook in doloop_valid_p
References: <20050518123021.GA30757@de.ibm.com> <20050518194818.GB7203@redhat.com> <200506011646.j51Gku028882@makai.watson.ibm.com> <20050601173114.GA7785@redhat.com> <200506021420.j52EKP026778@makai.watson.ibm.com> <20050607164220.GA7942@de.ibm.com>

On Tue, Jun 07, 2005 at 06:42:20PM +0200, Adrian Straetling wrote:
> Sorry for overlooking that. I guess that would be nice to have.
> With this patch doloop_valid_p also passes 'dump_file' to the target
> hook.  

I think I'd prefer that the hook return a "const char *",
rename the hook "invalid_within_doloop", and so NULL is a
natural result for valid.

r~

Follow-Ups:
- Re: patch: RTL loop optimizer - new target hook in doloop_valid_p
  - From: Adrian Straetling

References:
- Re: patch: RTL loop optimizer - new target hook in doloop_valid_p
  - From: David Edelsohn
- Re: patch: RTL loop optimizer - new target hook in doloop_valid_p
  - From: Richard Henderson
- Re: patch: RTL loop optimizer - new target hook in doloop_valid_p
  - From: David Edelsohn
- Re: patch: RTL loop optimizer - new target hook in doloop_valid_p
  - From: Adrian Straetling

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