diff options
Diffstat (limited to 'gcc/tree-vect-slp.c')
| -rw-r--r-- | gcc/tree-vect-slp.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/gcc/tree-vect-slp.c b/gcc/tree-vect-slp.c index 60bc475c75a..669b2bb203c 100644 --- a/gcc/tree-vect-slp.c +++ b/gcc/tree-vect-slp.c @@ -1902,6 +1902,8 @@ vect_get_constant_vectors (tree op, slp_tree slp_node, bool constant_p, is_store; tree neutral_op = NULL; enum tree_code code = gimple_assign_rhs_code (stmt); + gimple def_stmt; + struct loop *loop; if (STMT_VINFO_DEF_TYPE (stmt_vinfo) == vect_reduction_def) { @@ -1943,8 +1945,16 @@ vect_get_constant_vectors (tree op, slp_tree slp_node, neutral_op = build_int_cst (TREE_TYPE (op), -1); break; + case MAX_EXPR: + case MIN_EXPR: + def_stmt = SSA_NAME_DEF_STMT (op); + loop = (gimple_bb (stmt))->loop_father; + neutral_op = PHI_ARG_DEF_FROM_EDGE (def_stmt, + loop_preheader_edge (loop)); + break; + default: - neutral_op = NULL; + neutral_op = NULL; } } @@ -1997,8 +2007,8 @@ vect_get_constant_vectors (tree op, slp_tree slp_node, if (reduc_index != -1) { - struct loop *loop = (gimple_bb (stmt))->loop_father; - gimple def_stmt = SSA_NAME_DEF_STMT (op); + loop = (gimple_bb (stmt))->loop_father; + def_stmt = SSA_NAME_DEF_STMT (op); gcc_assert (loop); |