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Re: [new-regalloc-branch] combine with precolored regs & rewrite_program
- To: Denis Chertykov <denisc at overta dot ru>
- Subject: Re: [new-regalloc-branch] combine with precolored regs & rewrite_program
- From: Denis Chertykov <denisc at overta dot ru>
- Date: 01 Aug 2001 23:38:52 +0400
- Cc: gcc-patches at gcc dot gnu dot org, Michael Matz <matzmich at cs dot tu-berlin dot de>, Daniel Berlin <dan at cgsoftware dot com>
- References: <auto-000000376952@overta.ru>
Denis Chertykov <denisc@overta.ru> writes:
> I will not apply this patch without approval.
>
>
> Tue Jul 31 01:47:59 2001 Denis Chertykov <denisc@overta.ru>
>
> * ra.c (combine): combine add_hardregs's of U and V.
> (ok): Restriction for combining a web with a precolored web is
> removed. Check a precolored web for usable_regs.
>
> (rewrite_program): Since we always call `regclass' if
> `changed' we can emit a new pseudos which will have a new reg
> class preferences.
Commited.