diff options
Diffstat (limited to 'gcc-4.9/gcc/tree-vect-stmts.c')
| -rw-r--r-- | gcc-4.9/gcc/tree-vect-stmts.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/gcc-4.9/gcc/tree-vect-stmts.c b/gcc-4.9/gcc/tree-vect-stmts.c index d208f2d6b..9677d601c 100644 --- a/gcc-4.9/gcc/tree-vect-stmts.c +++ b/gcc-4.9/gcc/tree-vect-stmts.c @@ -974,9 +974,9 @@ vect_model_store_cost (stmt_vec_info stmt_info, int ncopies, include the cost of the permutes. */ if (!store_lanes_p && group_size > 1) { - /* Uses a high and low interleave operation for each needed permute. */ - - int nstmts = ncopies * exact_log2 (group_size) * group_size; + /* Uses a high and low interleave or shuffle operations for each + needed permute. */ + int nstmts = ncopies * ceil_log2 (group_size) * group_size; inside_cost = record_stmt_cost (body_cost_vec, nstmts, vec_perm, stmt_info, 0, vect_body); |