diff options
| author | Martin Liska <mliska@suse.cz> | 2017-06-21 14:51:46 +0200 |
|---|---|---|
| committer | Martin Liska <marxin@gcc.gnu.org> | 2017-06-21 12:51:46 +0000 |
| commit | e59a1c22fb249388e82b4fd004f33615abe36d2e (patch) | |
| tree | 0ba9b3f978dc6746d354dccdfb340b58bb47cbfb /gcc/passes.def | |
| parent | ff9baa5f1c532a43d7d14a800f5a4a5c5757dca6 (diff) | |
Make early return predictor more precise.
2017-06-21 Martin Liska <mliska@suse.cz>
PR tree-optimization/79489
* gimplify.c (maybe_add_early_return_predict_stmt): New
function.
(gimplify_return_expr): Call the function.
* predict.c (tree_estimate_probability_bb): Remove handling
of early return.
* predict.def: Update comment about early return predictor.
* gimple-predict.h (is_gimple_predict): New function.
* predict.def: Change default value of early return to 66.
* tree-tailcall.c (find_tail_calls): Skip GIMPLE_PREDICT
statements.
* passes.def: Put pass_strip_predict_hints to the beginning of
IPA passes.
From-SVN: r249450
Diffstat (limited to 'gcc/passes.def')
| -rw-r--r-- | gcc/passes.def | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/passes.def b/gcc/passes.def index c14f6b9f63c..316e19d12e3 100644 --- a/gcc/passes.def +++ b/gcc/passes.def @@ -107,6 +107,7 @@ along with GCC; see the file COPYING3. If not see early optimizations again. It is thus good idea to do this late. */ NEXT_PASS (pass_split_functions); + NEXT_PASS (pass_strip_predict_hints); POP_INSERT_PASSES () NEXT_PASS (pass_release_ssa_names); NEXT_PASS (pass_rebuild_cgraph_edges); |