target/arm: Optimize MVE VSLI and VSRI

Optimize the MVE shift-and-insert insns by using TCG
vector ops when possible.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210913095440.13462-12-peter.maydell@linaro.org

diff --git a/target/arm/translate-mve.c b/target/arm/translate-mve.c
index 5d66f70657e995d88c9c52744a371d43a87d7216..1fd71c9a1ee42e4f20e82a803ae87142f9e06d8b 100644 (file)
--- a/target/arm/translate-mve.c
+++ b/target/arm/translate-mve.c
@@ -1668,8 +1668,8 @@ DO_2SHIFT_VEC(VSHRI_U, vshli_u, true, do_gvec_shri_u)
 DO_2SHIFT(VRSHRI_S, vrshli_s, true)
 DO_2SHIFT(VRSHRI_U, vrshli_u, true)
 
-DO_2SHIFT(VSRI, vsri, false)
-DO_2SHIFT(VSLI, vsli, false)
+DO_2SHIFT_VEC(VSRI, vsri, false, gen_gvec_sri)
+DO_2SHIFT_VEC(VSLI, vsli, false, gen_gvec_sli)
 
 #define DO_2SHIFT_FP(INSN, FN)                                  \
     static bool trans_##INSN(DisasContext *s, arg_2shift *a)    \