diff options
Diffstat (limited to 'gcc/tree-vect-loop.c')
| -rw-r--r-- | gcc/tree-vect-loop.c | 31 |
1 files changed, 19 insertions, 12 deletions
diff --git a/gcc/tree-vect-loop.c b/gcc/tree-vect-loop.c index cbf0073ffcf..55e53093caa 100644 --- a/gcc/tree-vect-loop.c +++ b/gcc/tree-vect-loop.c @@ -492,20 +492,27 @@ vect_determine_vectorization_factor (loop_vec_info loop_vinfo) } } - /* The vectorization factor is according to the smallest - scalar type (or the largest vector size, but we only - support one vector size per loop). */ - if (!bool_result) - scalar_type = vect_get_smallest_scalar_type (stmt, &dummy, - &dummy); - if (dump_enabled_p ()) + /* Don't try to compute VF out scalar types if we stmt + produces boolean vector. Use result vectype instead. */ + if (VECTOR_BOOLEAN_TYPE_P (vectype)) + vf_vectype = vectype; + else { - dump_printf_loc (MSG_NOTE, vect_location, - "get vectype for scalar type: "); - dump_generic_expr (MSG_NOTE, TDF_SLIM, scalar_type); - dump_printf (MSG_NOTE, "\n"); + /* The vectorization factor is according to the smallest + scalar type (or the largest vector size, but we only + support one vector size per loop). */ + if (!bool_result) + scalar_type = vect_get_smallest_scalar_type (stmt, &dummy, + &dummy); + if (dump_enabled_p ()) + { + dump_printf_loc (MSG_NOTE, vect_location, + "get vectype for scalar type: "); + dump_generic_expr (MSG_NOTE, TDF_SLIM, scalar_type); + dump_printf (MSG_NOTE, "\n"); + } + vf_vectype = get_vectype_for_scalar_type (scalar_type); } - vf_vectype = get_vectype_for_scalar_type (scalar_type); if (!vf_vectype) { if (dump_enabled_p ()) |