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Re: Can we speed up the gcc_target structure?
- From: "Zack Weinberg" <zack at codesourcery dot com>
- To: kenner at vlsi1 dot ultra dot nyu dot edu (Richard Kenner)
- Cc: gcc at gcc dot gnu dot org
- Date: Mon, 19 Jan 2004 15:46:01 -0800
- Subject: Re: Can we speed up the gcc_target structure?
- References: <10401192344.AA03475@vlsi1.ultra.nyu.edu>
email@example.com (Richard Kenner) writes:
> Wasn't Michael Matz just saying that regclass.c needed a major rework
> anyway, or the new register allocator would never be able to replace
> the old? I don't know what his design looks like, or even if he has
> one yet, but surely there is a simpler way to structure this, that
> doesn't involve lots of little tiny macros.
> I don't see what that has to do with the specification of classes, which
> are attributes of the machine. Those macros are used by far more than
> just regclass.c and the register allocator ...
I'm speculating that a simpler specification of classes could be
informed by the needs of the new register allocator. That's all.