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Re: Your change of September 11, 1998
- To: Richard Kenner <kenner at vlsi1 dot ultra dot nyu dot edu>
- Subject: Re: Your change of September 11, 1998
- From: Richard Henderson <rth at redhat dot com>
- Date: Tue, 16 Jan 2001 04:18:31 -0800
- Cc: gcc at gcc dot gnu dot org
- References: <10101161200.AA26020@vlsi1.ultra.nyu.edu>
On Tue, Jan 16, 2001 at 06:59:23AM -0500, Richard Kenner wrote:
> It indicates which registers are live after the return and that is
> useful information, which means we have to get it right.
Useful, yes. Essential? Maybe yes, maybe no, depending on reorg.
There are two questions before us: (1) what to do for gcc 3.0, and
(2) what to do longer term.
Long term I wouldn't mind seeing us use an extra-insn-pattern list
like we do for function arguments.
r~