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Re: Projects for beginners
- To: Daniel Berlin <dberlin at redhat dot com>
- Subject: Re: Projects for beginners
- From: Michael Matz <matzmich at cs dot tu-berlin dot de>
- Date: Thu, 1 Feb 2001 18:55:07 +0100 (MET)
- cc: Richard Henderson <rth at redhat dot com>, Michael Meissner <meissner at cygnus dot com>, Zack Weinberg <zackw at Stanford dot EDU>, gcc at gcc dot gnu dot org
Hi,
On Wed, 31 Jan 2001, Daniel Berlin wrote:
> >
> > No, the real problem is that gcse doesn't handle hard registers,
> > so the clobber of hard register 17 (flags) squelches everything.
> >
>
> The comment above hash_scan_insn claims it doesn't handle clobbers in
> parallels, yet the code appears to.
SET's in PARALLEL's are ignored (except they are CALL's).
Ciao,
Michael.