aboutsummaryrefslogtreecommitdiff
path: root/tcg/optimize.c
diff options
context:
space:
mode:
Diffstat (limited to 'tcg/optimize.c')
-rw-r--r--tcg/optimize.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/tcg/optimize.c b/tcg/optimize.c
index 5150c38a25..24faa06260 100644
--- a/tcg/optimize.c
+++ b/tcg/optimize.c
@@ -734,9 +734,13 @@ void tcg_optimize(TCGContext *s)
} else if (opc == INDEX_op_sub_i64) {
neg_op = INDEX_op_neg_i64;
have_neg = TCG_TARGET_HAS_neg_i64;
- } else {
+ } else if (TCG_TARGET_HAS_neg_vec) {
+ TCGType type = TCGOP_VECL(op) + TCG_TYPE_V64;
+ unsigned vece = TCGOP_VECE(op);
neg_op = INDEX_op_neg_vec;
- have_neg = TCG_TARGET_HAS_neg_vec;
+ have_neg = tcg_can_emit_vec_op(neg_op, type, vece) > 0;
+ } else {
+ break;
}
if (!have_neg) {
break;