tcg: Add generic vector ops for constant shifts

Opcodes are added for scalar and vector shifts, but considering the
varied semantics of these do not expose them to the front ends.  Do
go ahead and provide them in case they are needed for backend expansion.

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

1 files changed, 12 insertions, 0 deletions

diff --git a/tcg/tcg.c b/tcg/tcg.c
index 0862cff58a..47fb73eecc 100644
--- a/tcg/tcg.c
+++ b/tcg/tcg.c
@@ -1402,6 +1402,18 @@ bool tcg_op_supported(TCGOpcode op)
         return have_vec && TCG_TARGET_HAS_andc_vec;
     case INDEX_op_orc_vec:
         return have_vec && TCG_TARGET_HAS_orc_vec;
+    case INDEX_op_shli_vec:
+    case INDEX_op_shri_vec:
+    case INDEX_op_sari_vec:
+        return have_vec && TCG_TARGET_HAS_shi_vec;
+    case INDEX_op_shls_vec:
+    case INDEX_op_shrs_vec:
+    case INDEX_op_sars_vec:
+        return have_vec && TCG_TARGET_HAS_shs_vec;
+    case INDEX_op_shlv_vec:
+    case INDEX_op_shrv_vec:
+    case INDEX_op_sarv_vec:
+        return have_vec && TCG_TARGET_HAS_shv_vec;
 
     default:
         tcg_debug_assert(op > INDEX_op_last_generic && op < NB_OPS);