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Re: bootstrap failure on darwin6.1
- From: David Edelsohn <dje at watson dot ibm dot com>
- To: Geoff Keating <geoffk at geoffk dot org>
- Cc: Andreas Tobler <toa at pop dot agri dot ch>, gcc-patches at gcc dot gnu dot org, stuart at apple dot com
- Date: Mon, 21 Oct 2002 17:59:56 -0400
- Subject: Re: bootstrap failure on darwin6.1
> That deals with all the individual Altivec registers which go through
> GPRs, with XER, handles the CR_REGS vs. CR0_REGS preference, and
> describes the additional cost of 64-bit or 128-bit moves using shorter GPRs.
That's a cute approach using sets, but it misses things like
128-bit FPR TFmode moves, I'll tweak that and post a revised version.
Also, if we are going to do this, we need to make MEMORY_MOVE_COST
smarter, which I am converting to a function as well.
David