tcg: Implement gvec support for rotate by vector

No host backend support yet, but the interfaces for rotlv
and rotrv are in place.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
v3: Drop the generic expansion from rot to shift; we can do better
    for each backend, and then this code becomes unused.

1 files changed, 10 insertions, 0 deletions

diff --git a/tcg/tcg-op-vec.c b/tcg/tcg-op-vec.c
index 660ad9be88..488f9bd27b 100644
--- a/tcg/tcg-op-vec.c
+++ b/tcg/tcg-op-vec.c
@@ -696,6 +696,16 @@ void tcg_gen_sarv_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b)
     do_op3_nofail(vece, r, a, b, INDEX_op_sarv_vec);
 }
 
+void tcg_gen_rotlv_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b)
+{
+    do_op3_nofail(vece, r, a, b, INDEX_op_rotlv_vec);
+}
+
+void tcg_gen_rotrv_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b)
+{
+    do_op3_nofail(vece, r, a, b, INDEX_op_rotrv_vec);
+}
+
 static void do_shifts(unsigned vece, TCGv_vec r, TCGv_vec a,
                       TCGv_i32 s, TCGOpcode opc_s, TCGOpcode opc_v)
 {