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Re: codegen differences for increment of a volatile int

From: Richard Henderson <rth at redhat dot com>
To: Gary Funck <gary at intrepid dot com>
Cc: Gcc Mailing List <gcc at gcc dot gnu dot org>
Date: Fri, 5 May 2006 18:03:52 -0700
Subject: Re: codegen differences for increment of a volatile int
References: <20060505075021.GB7195@prism.co.za> <JCEPIPKHCJGDMPOHDOIGIEHMDEAA.gary@intrepid.com>

On Fri, May 05, 2006 at 04:29:53AM -0700, Gary Funck wrote:
> ... where, when incrmenting the non-volatile 'j', it chosses 'addl'
> over 'incl'.

Pentium 4 is stupid that way; addl is faster.


r~

References:
- Re: codegen differences for increment of a volatile int
  - From: Bernd Jendrissek
- RE: codegen differences for increment of a volatile int
  - From: Gary Funck

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