On Saturday 25 July 2009, Fenghua Yu wrote: > Between GCC version 3.4.0 and 4.3.3 (including 3.4.0 and 4.3.3), > -mtune=merced is implemented in GCC. Starting from 4.4.0, -mtune=merced > is deprecated. > > Even implemented in versions between 3.4.0 and 4.3.3, the -mtune=merced > feature has been broken in some of the versions. For example, GCC 4.1.2 > reports interanl tuning function errors during kernel building with > -mtune=merced. Or GCC Bugzilla 16130 reports another -mtune=merced > issue on GCC 3.4.1. > > So I would remove the -mtune=merced from IA64 kernel build. Without > this option, kernel on Merced will remain the same except losing an > unstable and out-of-date performance tunning feature. > > Since GCC version 3.4.0, -mtune=mckinley has been implemented. The > -mtune=mckinley option functions the same as mtune=itanium2. And > mtune=itanium2 is the default option. So we don't need to add > mtune=mckinley either since its been the default option in any GCC > version which implements this option. > > Signed-off-by: Fenghua Yu <fenghua.yu@xxxxxxxxx> Fine by me, but you'll probably want to give the commit a different subject :-) -- To unsubscribe from this list: send the line "unsubscribe linux-ia64" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
![]() |