tree 6aa390809c10d60285a8a277dfd75c80ffb09c55
parent 8c1c54e70612ca751f2de88d5ece2c046be3a276
author Yann Gautier <yann.gautier@st.com> 1701680363 +0100
committer Yann Gautier <yann.gautier@st.com> 1701685003 +0100

feat(security): add support for SLS mitigation

This patch enables support for the gcc compiler option "-mharden-sls",
the default is not to use this option. Setting HARDEN_SLS=1 sets
"-mharden-sls=all" that enables all hardening against straight line
speculation.

Signed-off-by: Bipin Ravi <bipin.ravi@arm.com>
Change-Id: I59f5963c22431571f5aebe7e0c5642b32362f4c9
(cherry picked from commit 538516f5d3db6e2c30dfa9f0b82859389f529e78)