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| author | amonakov <amonakov@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-04-08 11:49:43 +0000 |
|---|---|---|
| committer | amonakov <amonakov@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-04-08 11:49:43 +0000 |
| commit | a8d6ade370f2755c35c18aeaa9a713c1beb6a6a8 (patch) | |
| tree | b24f6232438679f7da43611698b485f6401bd044 /gcc/cfgloop.h | |
| parent | def66588c41e326621bee54f4ca6d22d616b1b48 (diff) | |
| download | gcc-a8d6ade370f2755c35c18aeaa9a713c1beb6a6a8.tar.gz | |
PR target/48273
* cfgloop.h (loop_has_exit_edges): New helper.
* sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
non-clonable.
* sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
that have no exit edges.
testsuite:
* g++.dg/opt/pr48273.C: New.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@172175 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/cfgloop.h')
| -rw-r--r-- | gcc/cfgloop.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/gcc/cfgloop.h b/gcc/cfgloop.h index f7bb1341a63..0ff44de67d3 100644 --- a/gcc/cfgloop.h +++ b/gcc/cfgloop.h @@ -443,6 +443,14 @@ loop_outer (const struct loop *loop) return VEC_index (loop_p, loop->superloops, n - 1); } +/* Returns true if LOOP has at least one exit edge. */ + +static inline bool +loop_has_exit_edges (const struct loop *loop) +{ + return loop->exits->next->e != NULL; +} + /* Returns the list of loops in current_loops. */ static inline VEC (loop_p, gc) * |