tree 9f5d648afe455669bf450f50ea337d8cb27cb272
parent c45d2febb98058efa77d812b094bd1456a916c29
author Bipin Ravi <bipin.ravi@arm.com> 1665699951 -0500
committer Bipin Ravi <bipin.ravi@arm.com> 1666820712 -0500

fix(security): optimisations for CVE-2022-23960

Optimised the loop workaround for Spectre_BHB mitigation:
1. use of speculation barrier for cores implementing SB instruction.
2. use str/ldr instead of stp/ldp as the loop uses only X2 register.

Signed-off-by: Bipin Ravi <bipin.ravi@arm.com>
Change-Id: I8ac53ea1e42407ad8004c1d59c05f791011f195d