BL2_AT_EL3: Enable pointer authentication support
The size increase after enabling options related to ARMv8.3-PAuth is:
+----------------------------+-------+-------+-------+--------+
| | text | bss | data | rodata |
+----------------------------+-------+-------+-------+--------+
| CTX_INCLUDE_PAUTH_REGS = 1 | +44 | +0 | +0 | +0 |
| | 0.2% | | | |
+----------------------------+-------+-------+-------+--------+
| ENABLE_PAUTH = 1 | +712 | +0 | +16 | +0 |
| | 3.1% | | 0.9% | |
+----------------------------+-------+-------+-------+--------+
The results are valid for the following build configuration:
make PLAT=fvp SPD=tspd DEBUG=1 \
BL2_AT_EL3=1 \
CTX_INCLUDE_PAUTH_REGS=1 \
ENABLE_PAUTH=1
Change-Id: I1c0616e7dea30962a92b4fd113428bc30a018320
Signed-off-by: Antonio Nino Diaz <antonio.ninodiaz@arm.com>
4 files changed