* tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR

	directly instead of building a temporary tree.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232764 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 5841c09..e84d60a 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,8 @@
 2016-01-23  Jakub Jelinek  <jakub@redhat.com>
 
+       * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
+       directly instead of building a temporary tree.
+
        PR bootstrap/69434
        * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
        remove <algorithm> include.

diff --git a/gcc/tree-vect-stmts.c b/gcc/tree-vect-stmts.c
index 1d2246d..c986a00 100644 (file)
--- a/gcc/tree-vect-stmts.c
+++ b/gcc/tree-vect-stmts.c
@@ -7478,7 +7478,7 @@ vectorizable_condition (gimple *stmt, gimple_stmt_iterator *gsi,
   tree comp_vectype = NULL_TREE;
   tree vec_cond_lhs = NULL_TREE, vec_cond_rhs = NULL_TREE;
   tree vec_then_clause = NULL_TREE, vec_else_clause = NULL_TREE;
-  tree vec_compare, vec_cond_expr;
+  tree vec_compare;
   tree new_temp;
   loop_vec_info loop_vinfo = STMT_VINFO_LOOP_VINFO (stmt_info);
   enum vect_def_type dt, dts[4];
@@ -7691,12 +7691,10 @@ vectorizable_condition (gimple *stmt, gimple_stmt_iterator *gsi,
              vec_compare = build2 (TREE_CODE (cond_expr), vec_cmp_type,
                                    vec_cond_lhs, vec_cond_rhs);
            }
-          vec_cond_expr = build3 (VEC_COND_EXPR, vectype,
-                        vec_compare, vec_then_clause, vec_else_clause);
-
-          new_stmt = gimple_build_assign (vec_dest, vec_cond_expr);
-          new_temp = make_ssa_name (vec_dest, new_stmt);
-          gimple_assign_set_lhs (new_stmt, new_temp);
+          new_temp = make_ssa_name (vec_dest);
+          new_stmt = gimple_build_assign (new_temp, VEC_COND_EXPR,
+                                         vec_compare, vec_then_clause,
+                                         vec_else_clause);
           vect_finish_stmt_generation (stmt, new_stmt, gsi);
           if (slp_node)
             SLP_TREE_VEC_STMTS (slp_node).quick_push (new_stmt);