Re:Implementing ‘Strlen’ Using SVE
by brigade on Tuesday December 20, 2022 @12:27AM
(#34061913)
The CONSTRAINED UNPREDICTABLE handling - it's effectively implementation defined, but ARM constrains the implementations to choosing one of 4 possibilities:
- Whether subsequent non-faulting elements are loaded as normal, or treated as also faulting
- Whether the faulting elements zero or merge the previous element value
- Whether subsequent non-faulting elements are loaded as normal, or treated as also faulting
- Whether the faulting elements zero or merge the previous element value