On Wed, Sep 21, 2022 at 11:41:03AM +1000, Nicholas Piggin wrote: > Update the 64s GENERIC_CPU option. POWER4 support has been dropped, so > make that clear in the option name. The POWER5_CPU option is dropped > because it's uncommon, and GENERIC_CPU covers it. > > -mtune= before power8 is dropped because the minimum gcc version > supports power8, and tuning is made consistent between big and little > endian. > > A 970 option is added for PowerPC 970 / G5 because they still have a > user base, and -mtune=power8 does not generate good code for the 970. > > This also updates the ISA versions document to add Power4/Power4+ > because I didn't realise Power4+ used 2.01. > > Signed-off-by: Nicholas Piggin <npig...@gmail.com>
Reviewed-by: Segher Boessenkool <seg...@kernel.crashing.org> Cheers, Segher
