I have a script to generate most of the ID_AA64* macros from the Arm XML source [1]. In preperation for using this we need to clean up the macros to be in line with what the script will generate. This is the first step, rename the macros to follow the names in said XML. [1] https://developer.arm.com/architectures/cpu-architecture/a-profile/exploration-tools MFC after: 1 week Sponsored by: DARPA, AFRL Differential Revision: https://reviews.freebsd.org/D20976