From mboxrd@z Thu Jan 1 00:00:00 1970 From: Richard Henderson To: law@redhat.com Cc: Jan Hubicka , Daniel Berlin , gcc@gcc.gnu.org Subject: Re: Higher level RTL issues Date: Mon, 22 Oct 2001 15:07:00 -0000 Message-id: <20011022150725.B18963@redhat.com> References: <20011022180647.C4658@atrey.karlin.mff.cuni.cz> <22150.1003775714@localhost.localdomain> X-SW-Source: 2001-10/msg01178.html On Mon, Oct 22, 2001 at 12:35:14PM -0600, law@redhat.com wrote: > In message < 20011022180647.C4658@atrey.karlin.mff.cuni.cz >you write: > > Perhaps this can be done at higher level and teach genrecog to generate > > separate functions for the generic stuff ... This is what I had in mind. > If you give up the ability to go ahead and match target specific patterns > while dealing with generic RTL. We *never* want this. Generic rtl is generic rtl. What you are remembering is the desire to match target specific patterns during the lowering process. Which we can do by having the lowering code call into the target specific match routines. r~