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Mail Archives: pgcc/1998/12/12/21:17:10

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Message-ID: <19981212185503.B1827@cerebro.laendle>
Date: Sat, 12 Dec 1998 18:55:03 +0100
From: Marc Lehmann <pcg AT goof DOT com>
To: beastium-list AT desk DOT nl
Subject: Re: pgcc-1.1.1 benchmarks
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In-Reply-To: <Pine.LNX.4.05.9812112118560.16850-100000@goliath.csn.tu-chemnitz.de>; from Ronald Wahl on Fri, Dec 11, 1998 at 09:25:43PM +0100
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On Fri, Dec 11, 1998 at 09:25:43PM +0100, Ronald Wahl wrote:
> here are some benchmarks with pgcc-1.1.1 on an AMD K6-200. These show that
> we should probably disable runtime-lift-stores for AMD K6 (Marc - what do
> you think?).

I think "probably only". I'm not that sure its that easy. The
runtime-lift-store optimization is a win in almost all cases when its used,
but since it makes the optimization at runtime it can be a loss.

I'm not sure the data you sent rectifies disabling it.

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    The choice of a GNU generation                        |
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