Re: [PATCH v2 2/3] target/arm: Add support for FEAT_DIT, Data Independent Timing

[Richard Henderson]

On 1/21/21 6:45 PM, Rebecca Cran wrote:
> Add support for FEAT_DIT. DIT (Data Independent Timing) is a required
> feature for ARMv8.4. Since virtual machine execution is largely
> nondeterministic and TCG is outside of the security domain, it's
> implemented as a NOP.
> 
> Signed-off-by: Rebecca Cran <rebecca@nuviainc.com>
> ---
>  target/arm/cpu.h           | 12 +++++++++++
>  target/arm/helper.c        | 22 ++++++++++++++++++++
>  target/arm/internals.h     |  6 ++++++
>  target/arm/translate-a64.c | 12 +++++++++++
>  4 files changed, 52 insertions(+)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~