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Re: GCSE store motion
- From: law at redhat dot com
- To: Mark Mitchell <mark at codesourcery dot com>
- Cc: Roger Sayle <roger at eyesopen dot com>, Daniel Berlin <dberlin at dberlin dot org>, "gcc at gcc dot gnu dot org" <gcc at gcc dot gnu dot org>
- Date: Wed, 15 May 2002 11:38:03 -0600
- Subject: Re: GCSE store motion
- Reply-to: law at redhat dot com
In message <17950000.1021482109@gandalf.codesourcery.com>, Mark Mitchell writes:
> Dan's claim seems to be that nobody has a real-world application that
> shows an improvement with store motion enabled. If that's true, we
> don't need that optimization enabled. We can keep the code, and use
> it when it becomes more useful, but there's no reason to be running
> that pass.
>
> If, however, someone has real applications that show measurable
> improvents -- the Linux kernel would certainly qualify -- then we
> should rethink the issue.
Would games on a very popular game console work? While I realize
it will be difficult/impossible to benchmark them given their environment,
the code was developed in response to the code programmers were
writing for that particular game console.
Jeff