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Re: [PATCH]: Fix PR tree-optimization/27755, add partial anticipation

From: Paolo Bonzini <paolo dot bonzini at lu dot unisi dot ch>
To: Daniel Berlin <dberlin at dberlin dot org>
Cc: gcc-patches <gcc-patches at gcc dot gnu dot org>
Date: Wed, 15 Nov 2006 11:12:18 +0100
Subject: Re: [PATCH]: Fix PR tree-optimization/27755, add partial anticipation
References: <4aca3dc20611141011q57c1dd33s3ad32ce657164ef9@mail.gmail.com> <20061115010217.GA29270@atrey.karlin.mff.cuni.cz> <4aca3dc20611141758p9cff378vc7b73e451f73b4a5@mail.gmail.com>

O3 is supposed to be optimizing harder than O2, and make more of a
space-speed tradeoff.
That is what partial anticipation is doing.

Would you accept a patch adding a flag such as -ftree-ppre?

If so, I can work on it.

Paolo

Follow-Ups:
- Re: [PATCH]: Fix PR tree-optimization/27755, add partial anticipation
  - From: Daniel Berlin

References:
- [PATCH]: Fix PR tree-optimization/27755, add partial anticipation
  - From: Daniel Berlin
- Re: [PATCH]: Fix PR tree-optimization/27755, add partial anticipation
  - From: Jan Hubicka
- Re: [PATCH]: Fix PR tree-optimization/27755, add partial anticipation
  - From: Daniel Berlin

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