From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joel Soete Subject: Re: [parisc-linux] [gcc] should we teach gcc some new tricks? Date: Sat, 25 Jun 2005 08:29:56 +0000 Message-ID: <42BD1604.4050403@tiscali.be> References: <200506250646.j5P6kN2H029175@hiauly1.hia.nrc.ca> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Cc: parisc-linux@lists.parisc-linux.org To: John David Anglin Return-Path: In-Reply-To: <200506250646.j5P6kN2H029175@hiauly1.hia.nrc.ca> List-Id: parisc-linux developers list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: parisc-linux-bounces@lists.parisc-linux.org John David Anglin wrote: >>mmm do I well understand that to force gcc to on;y use fr4-f5 and fr22-fr26 >>(as do __muldi3), I had to use option: >>cflags-y += -mfixed-range=fr6-fr21,fr27-fr28 > > > Close, I used the change below. mmm I definetely have to go back to elementary school (4 + 28 -1 = 31 and not 28, my bad !!!) > This seems to build and check ok. Ok I will try to rebuild libgcc2 and kernel with same options. Btw 2.6.12-pa1 already build and boot fine with above mentioned options. Anyway still hanging after 44 min of stress test. So imho 2 first thinks to do: o apply the right 'fixed-range' option o apply 2.6.12.1 patch > I don't know if it would be possible to cut back another register or not. > If I was going to try, I would add fr26 to the fixed list. > If still not work, the 3rd test I will do ;-) I will advise. Thanks again, Joel _______________________________________________ parisc-linux mailing list parisc-linux@lists.parisc-linux.org http://lists.parisc-linux.org/mailman/listinfo/parisc-linux