Release highlights

The only document changed in this release is the main Arm C Language Extensions, at version 2022Q4.

List of changes:

Added Alpha support for SME.
Added feature detection macro __ARM_FEATURE_RCPC for RCpc (Release Consistent processor consistent) model at RCpc.
Added two new valid values to the SVE feature macros:
- __ARM_FEATURE_SVE_VECTOR_OPERATORS=2.
- __ARM_FEATURE_SVE_PREDICATE_OPERATORS=2.
Fixes for Function Multi Versioning:
- Added missing features of ID_AA64ISAR1_EL1 and ID_AA64ISAR2_EL1.
- Renamed the feature macro to __HAVE_FUNCTION_MULTI_VERSIONING.
- Added some clarifications.