[Qemu-devel] [PATCH] tcg/optimize: Do not skip default processing of dup_vec

[Richard Henderson]

If we do not opimize away dup_vec, we must mark its output as changed.

Fixes: 170ba88f45b
Reported-by: Laurent Desnogues <address@hidden>
Signed-off-by: Richard Henderson <address@hidden>
---
 tcg/optimize.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tcg/optimize.c b/tcg/optimize.c
index d4ea67e541..5dbe11c3c8 100644
--- a/tcg/optimize.c
+++ b/tcg/optimize.c
@@ -1094,9 +1094,9 @@ void tcg_optimize(TCGContext *s)
                 tmp = arg_info(op->args[1])->val;
                 tmp = dup_const(TCGOP_VECE(op), tmp);
                 tcg_opt_gen_movi(s, op, op->args[0], tmp);
-                continue;
+                break;
             }
-            break;
+            goto do_default;
 
         CASE_OP_32_64(not):
         CASE_OP_32_64(neg):
-- 
2.17.1