Re: Scheduling without profiling

Matthias Blume <blume@hana.uchicago.edu>
Thu, 19 Feb 2009 17:04:24 -0600

          From comp.compilers
Related articles
Scheduling without profiling linuxkaffee_@_gmx.net (Stephan Ceram) (2009-02-19)
Re: Scheduling without profiling blume@hana.uchicago.edu (Matthias Blume) (2009-02-19)
Re: Scheduling without profiling SidTouati@inria.fr (Sid Touati) (2009-02-20)
Re: Scheduling without profiling linuxkaffee_@_gmx.net (Stephan Ceram) (2009-03-06)
Re: Scheduling without profiling SidTouati@inria.fr (touati) (2009-03-10)
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From: Matthias Blume <blume@hana.uchicago.edu>
Newsgroups: comp.compilers
Date: Thu, 19 Feb 2009 17:04:24 -0600
Organization: The University of Chicago
References: 09-02-098
Keywords: code, optimize
Posted-Date: 19 Feb 2009 18:13:20 EST

Stephan Ceram <linuxkaffee_@_gmx.net> writes:


> Does it make sense to implement global (or regional) instruction
> scheduling (within a compiler) when profiling information is not
> available? ...


You can calculate estimated execution frequencies based on static
branch prediction. There is a lot of excellent literature on this
topic .


Matthias


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