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| author | Bin Cheng <bin.cheng@arm.com> | 2017-07-05 11:50:09 +0000 |
|---|---|---|
| committer | Bin Cheng <amker@gcc.gnu.org> | 2017-07-05 11:50:09 +0000 |
| commit | 773d92175e93bbd071ed83cf5d043b9e44bcabb0 (patch) | |
| tree | f239150569edddb3cfb7c5a751671c43fdf3201b | |
| parent | 542e7230c0dd16977671486414207ef1a3bd52e4 (diff) | |
| download | gcc-773d92175e93bbd071ed83cf5d043b9e44bcabb0.zip gcc-773d92175e93bbd071ed83cf5d043b9e44bcabb0.tar.gz gcc-773d92175e93bbd071ed83cf5d043b9e44bcabb0.tar.bz2 | |
tree-loop-distribution.c (pass_loop_distribution::execute): Skip if no loops.
* tree-loop-distribution.c (pass_loop_distribution::execute): Skip
if no loops.
From-SVN: r249984
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/tree-loop-distribution.c | 3 |
2 files changed, 8 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index fa8c40c..666159b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,10 @@ 2017-07-05 Bin Cheng <bin.cheng@arm.com> + * tree-loop-distribution.c (pass_loop_distribution::execute): Skip + if no loops. + +2017-07-05 Bin Cheng <bin.cheng@arm.com> + * cfgloop.h (struct loop): Add comment. New field orig_loop_num. * cfgloopmanip.c (lv_adjust_loop_entry_edge): Comment change. * internal-fn.c (expand_LOOP_DIST_ALIAS): New function. diff --git a/gcc/tree-loop-distribution.c b/gcc/tree-loop-distribution.c index a60454b..9f0c801 100644 --- a/gcc/tree-loop-distribution.c +++ b/gcc/tree-loop-distribution.c @@ -1758,6 +1758,9 @@ pass_loop_distribution::execute (function *fun) control_dependences *cd = NULL; auto_vec<loop_p> loops_to_be_destroyed; + if (number_of_loops (fun) <= 1) + return 0; + FOR_ALL_BB_FN (bb, fun) { gimple_stmt_iterator gsi; |