diff options
| author | Andre Vieira <andre.simoesdiasvieira@arm.com> | 2019-10-17 11:59:35 +0000 |
|---|---|---|
| committer | Andre Vieira <avieira@gcc.gnu.org> | 2019-10-17 11:59:35 +0000 |
| commit | a421fe9e610b5dbfce1913cd724c8ba193addd47 (patch) | |
| tree | 6ae472730ccf006dd1bbaff4c76c87532546cdc4 /gcc/tree-vect-loop-manip.c | |
| parent | aa9dffac731d0359a0e7a925ff8f4a1bef182eac (diff) | |
| download | gcc-a421fe9e610b5dbfce1913cd724c8ba193addd47.zip gcc-a421fe9e610b5dbfce1913cd724c8ba193addd47.tar.gz gcc-a421fe9e610b5dbfce1913cd724c8ba193addd47.tar.bz2 | |
[vect] Refactor versioning threshold
gcc/ChangeLog:
2019-10-17 Andre Vieira <andre.simoesdiasvieira@arm.com>
* tree-vect-loop.c (vect_transform_loop): Move code from here...
* tree-vect-loop-manip.c (vect_loop_versioning): ... to here.
* tree-vectorizer.h (vect_loop_versioning): Remove unused parameters.
From-SVN: r277101
Diffstat (limited to 'gcc/tree-vect-loop-manip.c')
| -rw-r--r-- | gcc/tree-vect-loop-manip.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/gcc/tree-vect-loop-manip.c b/gcc/tree-vect-loop-manip.c index 5c25441..a290226 100644 --- a/gcc/tree-vect-loop-manip.c +++ b/gcc/tree-vect-loop-manip.c @@ -2966,9 +2966,7 @@ vect_create_cond_for_alias_checks (loop_vec_info loop_vinfo, tree * cond_expr) *COND_EXPR_STMT_LIST. */ class loop * -vect_loop_versioning (loop_vec_info loop_vinfo, - unsigned int th, bool check_profitability, - poly_uint64 versioning_threshold) +vect_loop_versioning (loop_vec_info loop_vinfo) { class loop *loop = LOOP_VINFO_LOOP (loop_vinfo), *nloop; class loop *scalar_loop = LOOP_VINFO_SCALAR_LOOP (loop_vinfo); @@ -2988,10 +2986,15 @@ vect_loop_versioning (loop_vec_info loop_vinfo, bool version_align = LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT (loop_vinfo); bool version_alias = LOOP_REQUIRES_VERSIONING_FOR_ALIAS (loop_vinfo); bool version_niter = LOOP_REQUIRES_VERSIONING_FOR_NITERS (loop_vinfo); + poly_uint64 versioning_threshold + = LOOP_VINFO_VERSIONING_THRESHOLD (loop_vinfo); tree version_simd_if_cond = LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND (loop_vinfo); + unsigned th = LOOP_VINFO_COST_MODEL_THRESHOLD (loop_vinfo); - if (check_profitability) + if (th >= vect_vf_for_cost (loop_vinfo) + && !LOOP_VINFO_NITERS_KNOWN_P (loop_vinfo) + && !ordered_p (th, versioning_threshold)) cond_expr = fold_build2 (GE_EXPR, boolean_type_node, scalar_loop_iters, build_int_cst (TREE_TYPE (scalar_loop_iters), th - 1)); |