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Re: computation_cost too blind to hard regs
- From: Richard Henderson <rth at redhat dot com>
- To: DJ Delorie <dj at redhat dot com>
- Cc: bosch at adacore dot com, gcc at gcc dot gnu dot org, wilson at specifixinc dot com
- Date: Mon, 21 Feb 2005 17:45:26 -0800
- Subject: Re: computation_cost too blind to hard regs
- References: <200501172207.j0HM7uqs024276@greed.delorie.com> <41EF0734.7020208@specifixinc.com> <200501200219.j0K2JwEc001468@greed.delorie.com> <20050120034815.GA15007@redhat.com> <FA1C3022-6A99-11D9-B68A-000393754BEA@adacore.com> <200502220036.j1M0aXsv019423@greed.delorie.com>
On Mon, Feb 21, 2005 at 07:36:33PM -0500, DJ Delorie wrote:
> * tree-ssa-loop-ivopts.c (computation_cost): Start register
> numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
> registers in unsupported ways.
> * expmed.c (init_expmed): Likewise.
Ok.
r~