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| author | Jan Hubicka <hubicka@ucw.cz> | 2017-07-20 16:27:41 +0200 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2017-07-20 14:27:41 +0000 |
| commit | 584bafb66df106ddbc5ef6749462ca2375fa0086 (patch) | |
| tree | 347eff4c6f1ad37ce7f28425bb6dba62cb103266 | |
| parent | 0574d9aeacfbac33ab161fcb4962133a54abef31 (diff) | |
| download | gcc-584bafb66df106ddbc5ef6749462ca2375fa0086.zip gcc-584bafb66df106ddbc5ef6749462ca2375fa0086.tar.gz gcc-584bafb66df106ddbc5ef6749462ca2375fa0086.tar.bz2 | |
bb-reorder.c (connect_traces): Allow copying of blocks within single partition.
* bb-reorder.c (connect_traces): Allow copying of blocks within
single partition.
From-SVN: r250390
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/bb-reorder.c | 7 |
2 files changed, 8 insertions, 4 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ff84179..d489138 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2017-07-18 Jan Hubicka <hubicka@ucw.cz> + + * bb-reorder.c (connect_traces): Allow copying of blocks within + single partition. + 2017-07-20 Richard Biener <rguenther@suse.de> * gimple.h (gimple_phi_result): Add gphi * overload. diff --git a/gcc/bb-reorder.c b/gcc/bb-reorder.c index 17a1ea3..3b7278f 100644 --- a/gcc/bb-reorder.c +++ b/gcc/bb-reorder.c @@ -1302,16 +1302,15 @@ connect_traces (int n_traces, struct trace *traces) } } - if (crtl->has_bb_partition) - try_copy = false; - /* Copy tiny blocks always; copy larger blocks only when the edge is traversed frequently enough. */ if (try_copy + && BB_PARTITION (best->src) == BB_PARTITION (best->dest) && copy_bb_p (best->dest, optimize_edge_for_speed_p (best) && EDGE_FREQUENCY (best) >= freq_threshold - && best->count >= count_threshold)) + && (!best->count.initialized_p () + || best->count >= count_threshold))) { basic_block new_bb; |