Armv8 Armv9 features
Armv8 Features
The following table identifies the various features available for the armv8 architecture.
Feature | Description | AArch32 | AArch64 | Armv8.0 | Armv8.1 | Armv8.2 | Armv8.3 | Armv8.4 | Armv8.5 | Armv8.6 | Armv8.6 | ||
FEAT_SB | speculation barrier | √ | √ | o | o | o | o | o | √ | √ | √ | ||
FEAT_SSBS | speculative store bypass safe | √ | √ | o | o | o | o | o | √ | √ | √ | ||
FEAT_CSV2 | cache speculation variant 2 | √ | √ | o | o | o | o | o | √ | √ | √ | ||
FEAT_CSV2_2 | cache speculation variant 2 | √ | o | o | o | o | o | o | o | o |