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Re: discouraging register use
- From: Steven Bosscher <stevenb at suse dot de>
- To: gcc at gcc dot gnu dot org
- Cc: DJ Delorie <dj at redhat dot com>
- Date: Fri, 31 Dec 2004 01:54:12 +0100
- Subject: Re: discouraging register use
- Organization: SUSE Labs
- References: <200412302354.iBUNsiBH002125@greed.delorie.com>
On Friday 31 December 2004 00:54, DJ Delorie wrote:
> Ok, I'm working on this chip that has a small number of cheap
> registers, and a large number of expensive ones (they exist in memory
> but the chip treats them like registers). What is the preferred (aka
> "right") way of telling gcc to prefer the cheap registers?
Maybe REG_ALLOC_ORDER helps?
Gr.
Steven