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Re: [Fwd: GCC2C compiler/converter]
- From: "David S. Miller" <davem at redhat dot com>
- To: tej at melbpc dot org dot au
- Cc: gcc at gcc dot gnu dot org
- Date: Tue, 16 Jul 2002 13:39:29 -0700 (PDT)
- Subject: Re: [Fwd: GCC2C compiler/converter]
- References: <3D347B8D.EFDD4FFF@melbpc.org.au>
From: Tim Josling <tej@melbpc.org.au>
Date: Wed, 17 Jul 2002 06:01:17 +1000
Alexey Starovoytov wrote:
...
> Here is a brief description of GCC2C:
...
> This converter will be very helpful to developers who use GCC but want
> enhanced performance on UltraSPARC platforms, particularly the US-III.
> GCC 3.x has no support for US3 prefetch cache or other US3 specific
> features. The number of supported optimizations in GCC is significantly
> lower than in Forte. This converter delivers the best from both.
Not true, loop prefetch for Ultra-I/II/III exists even in the current
3.1 sources. The mainline even has an Ultra-III specific scheduler
description.