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Re: C6X port 5/11: Track predication conditions more accurately

From: Bernd Schmidt <bernds at codesourcery dot com>
To: Alexander Monakov <amonakov at ispras dot ru>
Cc: GCC Patches <gcc-patches at gcc dot gnu dot org>
Date: Thu, 12 May 2011 17:41:40 +0200
Subject: Re: C6X port 5/11: Track predication conditions more accurately
References: <4DC956D0.3040306@codesourcery.com> <4DC95BA3.504@codesourcery.com> <alpine.LNX.2.00.1105111436370.17990@monoid.intra.ispras.ru>

On 05/11/2011 12:45 PM, Alexander Monakov wrote:

> Could the above be conditional on whether the target CPU is exposed-pipeline?

Can do. New patch below.

> I'm concerned this may degrade scheduling for other targets in some cases.

On the other hand, it may also improve scheduling. Hard to say which
case would be more common.

Bernd

Attachment: insn-cond.diff
Description: Text document

References:
- The TI C6X port
  - From: Bernd Schmidt
- C6X port 5/11: Track predication conditions more accurately
  - From: Bernd Schmidt
- Re: C6X port 5/11: Track predication conditions more accurately
  - From: Alexander Monakov

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