‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐ On Monday, March 2, 2020 12:14 PM, Bill Schmidt <wschm...@linux.ibm.com> wrote:
> On 3/2/20 11:10 AM, Tulio Magno Quites Machado Filho wrote: > > > Bill Schmidt <wschm...@linux.ibm.com> writes: > > > > > One tiny nit on the document: For the "b" <isa> value, let's just say > > > "VSX" rather than > > > "VSX as defined in PowerISA v2.07)." We will plan to only change <isa> > > > values in case > > > a different vector length is defined in future. > > > > That change would have more implications: all libmvec functions would have > > to > > work on Power ISA v2.06 HW too. But half of the functions do use v2.07 > > instructions now. > > Ah, I see. Well, then language such as "VSX defined at least at the level of > PowerISA v2.07" would be appropriate. We want to define a minimum subset > without > further implied constraint. (Higher levels can be handled with ifunc without > needing to reference this in the ABI, as previously discussed.) > Changed description of 'b' ISA to exactly the quoted sentence above. Bert.
