tcg/i386: Implement avx512 variable rotate

AVX512VL has VPROLVD and VPRORVQ.

Tested-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2 files changed