Re: [PATCH for-6.2 07/34] target/arm: Fix calculation of LTP mask when LR is 0

[Richard Henderson]

On 7/13/21 6:36 AM, Peter Maydell wrote:
> In mve_element_mask(), we calculate a mask for tail predication which
> should have a number of 1 bits based on the value of LR.  However,
> our MAKE_64BIT_MASK() macro has undefined behaviour when passed a
> zero length.  Special case this to give the all-zeroes mask we
> require.
>
> Signed-off-by: Peter Maydell<peter.maydell@linaro.org>
> ---
>   target/arm/mve_helper.c | 3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)

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

r~