This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
Re: cfg merge part 19 - gcse tweek
- From: law at redhat dot com
- To: Jan Hubicka <jh at suse dot cz>
- Cc: Joern Rennecke <joern dot rennecke at superh dot com>, gcc-patches at gcc dot gnu dot org
- Date: Thu, 06 Jun 2002 15:49:14 -0600
- Subject: Re: cfg merge part 19 - gcse tweek
- Reply-to: law at redhat dot com
In message <20020606213259.GE16130@atrey.karlin.mff.cuni.cz>, Jan Hubicka
writes:
> I see it now. The code is allowing pseudo register clobbers to be
> added. I guess proper fix is the to teach emit_gcse_move to add the
> clobbers as well, like apply_change_group does? Makes this sense?
Good god, no. Either verify the replacement is valid or use one of
the gen* thingies to create the proper new insns.
jeff