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[Bug rtl-optimization/69609] block reordering consumes an inordinate amount of time, REE consumes much memory
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 17 Feb 2016 10:05:42 +0000
- Subject: [Bug rtl-optimization/69609] block reordering consumes an inordinate amount of time, REE consumes much memory
- Auto-submitted: auto-generated
- References: <bug-69609-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69609
--- Comment #9 from Richard Biener <rguenth at gcc dot gnu.org> ---
Created attachment 37719
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37719&action=edit
updated patch
Ok, this implements max frequency caching.
reorder blocks : 1.03 ( 2%) usr 0.08 ( 7%) sys 1.08 ( 2%) wall
432597 kB (58%) ggc
TOTAL : 55.67 1.19 56.99
745934 kB
hah.