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Re: USE insn and new register allocator
- From: Richard Henderson <rth at redhat dot com>
- To: Herman ten Brugge <hermantenbrugge at home dot nl>
- Cc: gcc at gcc dot gnu dot org
- Date: Sun, 11 May 2003 18:26:21 -0700
- Subject: Re: USE insn and new register allocator
- References: <20030511123743.C37D675907@home.nl>
On Sun, May 11, 2003 at 02:37:43PM +0200, Herman ten Brugge wrote:
> 1) Is this the correct way to implement this in the md file.
No.
> Should we modify the md file?
Yes.
Use two define_expand patterns. One takes the two arguments
you expect, one takes 10 arguments that you generate. The
first does
emit_insn (gen_adsf (...))
DONE;
> 2) Should we change genemit.c to remove these USE insns? For example:
No.
r~