The following removes the non-SLP paths from vectorizable_condition.

        * tree-vect-stmts.cc (vectorizable_condition): Remove
        non-SLP paths.
---
 gcc/tree-vect-stmts.cc | 25 +++++++++----------------
 1 file changed, 9 insertions(+), 16 deletions(-)

diff --git a/gcc/tree-vect-stmts.cc b/gcc/tree-vect-stmts.cc
index 949bee3b453..dee6185106f 100644
--- a/gcc/tree-vect-stmts.cc
+++ b/gcc/tree-vect-stmts.cc
@@ -11781,8 +11781,6 @@ vectorizable_condition (vec_info *vinfo,
     = {vect_unknown_def_type, vect_unknown_def_type,
        vect_unknown_def_type, vect_unknown_def_type};
   int ndts = 4;
-  int ncopies;
-  int vec_num;
   enum tree_code code, cond_code, bitop1 = NOP_EXPR, bitop2 = NOP_EXPR;
   int i;
   bb_vec_info bb_vinfo = dyn_cast <bb_vec_info> (vinfo);
@@ -11829,12 +11827,7 @@ vectorizable_condition (vec_info *vinfo,
   tree vectype = SLP_TREE_VECTYPE (slp_node);
   tree vectype1 = NULL_TREE, vectype2 = NULL_TREE;
 
-  ncopies = 1;
-  vec_num = SLP_TREE_NUMBER_OF_VEC_STMTS (slp_node);
-
-  gcc_assert (ncopies >= 1);
-  if (for_reduction && ncopies > 1)
-    return false; /* FORNOW */
+  int vec_num = SLP_TREE_NUMBER_OF_VEC_STMTS (slp_node);
 
   cond_expr = gimple_assign_rhs1 (stmt);
   gcc_assert (! COMPARISON_CLASS_P (cond_expr));
@@ -12006,11 +11999,11 @@ vectorizable_condition (vec_info *vinfo,
                                                  vectype, OPTIMIZE_FOR_SPEED))
                vect_record_loop_len (loop_vinfo,
                                      &LOOP_VINFO_LENS (loop_vinfo),
-                                     ncopies * vec_num, vectype, 1);
+                                     vec_num, vectype, 1);
              else
                vect_record_loop_mask (loop_vinfo,
                                       &LOOP_VINFO_MASKS (loop_vinfo),
-                                      ncopies * vec_num, vectype, NULL);
+                                      vec_num, vectype, NULL);
            }
          /* Extra inactive lanes should be safe for vect_nested_cycle.  */
          else if (STMT_VINFO_DEF_TYPE (reduc_info) != vect_nested_cycle)
@@ -12024,7 +12017,7 @@ vectorizable_condition (vec_info *vinfo,
        }
 
       STMT_VINFO_TYPE (stmt_info) = condition_vec_info_type;
-      vect_model_simple_cost (vinfo, ncopies, dts, ndts, slp_node,
+      vect_model_simple_cost (vinfo, 1, dts, ndts, slp_node,
                              cost_vec, kind);
       return true;
     }
@@ -12054,7 +12047,7 @@ vectorizable_condition (vec_info *vinfo,
        masks = &LOOP_VINFO_MASKS (loop_vinfo);
       else
        {
-         scalar_cond_masked_key cond (cond_expr, ncopies);
+         scalar_cond_masked_key cond (cond_expr, 1);
          if (loop_vinfo->scalar_cond_masked_set.contains (cond))
            masks = &LOOP_VINFO_MASKS (loop_vinfo);
          else
@@ -12089,13 +12082,13 @@ vectorizable_condition (vec_info *vinfo,
 
   /* Handle cond expr.  */
   if (masked)
-    vect_get_vec_defs (vinfo, stmt_info, slp_node, ncopies,
+    vect_get_vec_defs (vinfo, stmt_info, slp_node, 1,
                       cond_expr, comp_vectype, &vec_oprnds0,
                       then_clause, vectype, &vec_oprnds2,
                       reduction_type != EXTRACT_LAST_REDUCTION
                       ? else_clause : NULL, vectype, &vec_oprnds3);
   else
-    vect_get_vec_defs (vinfo, stmt_info, slp_node, ncopies,
+    vect_get_vec_defs (vinfo, stmt_info, slp_node, 1,
                       cond_expr0, comp_vectype, &vec_oprnds0,
                       cond_expr1, comp_vectype, &vec_oprnds1,
                       then_clause, vectype, &vec_oprnds2,
@@ -12217,7 +12210,7 @@ vectorizable_condition (vec_info *vinfo,
              if (lens)
                {
                  len = vect_get_loop_len (loop_vinfo, gsi, lens,
-                                          vec_num * ncopies, vectype, i, 1);
+                                          vec_num, vectype, i, 1);
                  signed char biasval
                    = LOOP_VINFO_PARTIAL_LOAD_STORE_BIAS (loop_vinfo);
                  bias = build_int_cst (intQI_type_node, biasval);
@@ -12231,7 +12224,7 @@ vectorizable_condition (vec_info *vinfo,
          if (masks)
            {
              tree loop_mask
-               = vect_get_loop_mask (loop_vinfo, gsi, masks, vec_num * ncopies,
+               = vect_get_loop_mask (loop_vinfo, gsi, masks, vec_num,
                                      vectype, i);
              tree tmp2 = make_ssa_name (vec_cmp_type);
              gassign *g
-- 
2.43.0

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