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Date: Sat, 13 Mar 1999 16:40:26 +0300 (MSK)
From: Anton Moscal <msk@post.tepkom.ru>
To: Alexey Nogin <nogin@cs.cornell.edu>
cc: Xavier Leroy <Xavier.Leroy@inria.fr>, caml-list@inria.fr,
        Jason Hickey <jyh@cs.cornell.edu>,
        Alexei Kopylov <kopylov@cs.cornell.edu>,
        Paul Stodghill <stodghil@cs.cornell.edu>
Subject: Re: Upgrade from OCaml 2.01 to OCaml 2.02 made things _slower_!
In-Reply-To: <36E858F5.8FAF2CF9@CS.Cornell.EDU>
Message-ID: <Pine.LNX.4.03.9903131639010.7348-101000@post.tepkom.ru>
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  boundary="On Thu, 11 Mar 1999, Alexey Nogin wrote:"

On Thu, 11 Mar 1999, Alexey Nogin wrote:

Sorry, I forgot attach patch in my first message.

> > pressure locally, causing other stuff to be spilled on the stack,
> > though.
> 
> Well, in this case I should probably try to remove the allocation coalescing
> and see what happens. Am I right assuming that in order to do that I have to
> revert changes for versions 1.8 -> 1.9 and 1.10 -> 1.11 of the
> asmcomp/selectgen.ml?
> 
Also you can try to apply this patch (attached to this message) to
asmcomp/selectgen.ml: this is another variant of allocation combiner.
Code, generated by this patch, is more close to code generated by the
ocaml-2.01 than the code from official ocaml-2.02 (Warning: I tested it
only on my own programs and on the Ocaml bootstrapping).

Regards,
Anton E.Moscal

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