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* [Bug tree-optimization/17790] [4.0/4.1 Regression] Significant compile time increases for sixtrack with tree LICM and IV optimization [not found] <bug-17790-1@http.gcc.gnu.org/bugzilla/> @ 2005-10-04 12:26 ` dberlin at gcc dot gnu dot org 0 siblings, 0 replies; 6+ messages in thread From: dberlin at gcc dot gnu dot org @ 2005-10-04 12:26 UTC (permalink / raw) To: gcc-bugs ------- Comment #15 from dberlin at gcc dot gnu dot org 2005-10-04 12:26 ------- I think we can call this one fixed for now, i'll reopen if it goes crazy again -- dberlin at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution| |FIXED http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17790 ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug tree-optimization/17790] New: Significant compile time increases for sixtrack with tree LICM and IV optimization @ 2004-10-02 2:25 dberlin at gcc dot gnu dot org 2005-04-21 5:04 ` [Bug tree-optimization/17790] [4.0/4.1 Regression] " mmitchel at gcc dot gnu dot org ` (4 more replies) 0 siblings, 5 replies; 6+ messages in thread From: dberlin at gcc dot gnu dot org @ 2004-10-02 2:25 UTC (permalink / raw) To: gcc-bugs For datem.f from sixtrack, i get loop invariant motion : 23.03 (17%) usr 0.05 ( 7%) sys 23.82 (16%) wall loop iv optimization : 21.03 (15%) usr 0.05 (7%) sys 22.13 (16%) walll On struct-aliasing, which has vuse bypassing enabled (and thus enables more optimization), the situation is worse: loop invariant motion : 23.13 (17%) usr 0.04 (6%) sys 23.94 (15%) wall tree iv optimization : 68.67 (49%) usr 0.29 (40%) sys 74.50 (50%) wall For maincr.f, we have: tree iv optimization : 9.72 (23%) usr 0.06 (13%) sys 10.10 (23%) wall -- Summary: Significant compile time increases for sixtrack with tree LICM and IV optimization Product: gcc Version: 4.0.0 Status: UNCONFIRMED Severity: normal Priority: P2 Component: tree-optimization AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: dberlin at gcc dot gnu dot org CC: gcc-bugs at gcc dot gnu dot org http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17790 ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug tree-optimization/17790] [4.0/4.1 Regression] Significant compile time increases for sixtrack with tree LICM and IV optimization 2004-10-02 2:25 [Bug tree-optimization/17790] New: " dberlin at gcc dot gnu dot org @ 2005-04-21 5:04 ` mmitchel at gcc dot gnu dot org 2005-07-08 1:44 ` mmitchel at gcc dot gnu dot org ` (3 subsequent siblings) 4 siblings, 0 replies; 6+ messages in thread From: mmitchel at gcc dot gnu dot org @ 2005-04-21 5:04 UTC (permalink / raw) To: gcc-bugs -- What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|4.0.0 |4.0.1 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17790 ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug tree-optimization/17790] [4.0/4.1 Regression] Significant compile time increases for sixtrack with tree LICM and IV optimization 2004-10-02 2:25 [Bug tree-optimization/17790] New: " dberlin at gcc dot gnu dot org 2005-04-21 5:04 ` [Bug tree-optimization/17790] [4.0/4.1 Regression] " mmitchel at gcc dot gnu dot org @ 2005-07-08 1:44 ` mmitchel at gcc dot gnu dot org 2005-07-25 4:29 ` pinskia at gcc dot gnu dot org ` (2 subsequent siblings) 4 siblings, 0 replies; 6+ messages in thread From: mmitchel at gcc dot gnu dot org @ 2005-07-08 1:44 UTC (permalink / raw) To: gcc-bugs -- What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|4.0.1 |4.0.2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17790 ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug tree-optimization/17790] [4.0/4.1 Regression] Significant compile time increases for sixtrack with tree LICM and IV optimization 2004-10-02 2:25 [Bug tree-optimization/17790] New: " dberlin at gcc dot gnu dot org 2005-04-21 5:04 ` [Bug tree-optimization/17790] [4.0/4.1 Regression] " mmitchel at gcc dot gnu dot org 2005-07-08 1:44 ` mmitchel at gcc dot gnu dot org @ 2005-07-25 4:29 ` pinskia at gcc dot gnu dot org 2005-09-12 12:02 ` rguenth at gcc dot gnu dot org 2005-09-27 16:23 ` mmitchel at gcc dot gnu dot org 4 siblings, 0 replies; 6+ messages in thread From: pinskia at gcc dot gnu dot org @ 2005-07-25 4:29 UTC (permalink / raw) To: gcc-bugs ------- Additional Comments From pinskia at gcc dot gnu dot org 2005-07-25 04:13 ------- Does anyone have new numbers? -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17790 ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug tree-optimization/17790] [4.0/4.1 Regression] Significant compile time increases for sixtrack with tree LICM and IV optimization 2004-10-02 2:25 [Bug tree-optimization/17790] New: " dberlin at gcc dot gnu dot org ` (2 preceding siblings ...) 2005-07-25 4:29 ` pinskia at gcc dot gnu dot org @ 2005-09-12 12:02 ` rguenth at gcc dot gnu dot org 2005-09-27 16:23 ` mmitchel at gcc dot gnu dot org 4 siblings, 0 replies; 6+ messages in thread From: rguenth at gcc dot gnu dot org @ 2005-09-12 12:02 UTC (permalink / raw) To: gcc-bugs ------- Additional Comments From rguenth at gcc dot gnu dot org 2005-09-12 12:02 ------- Current mainline with -O3 -funroll-loops daten.f takes 3.6s to compile. loop invariant motion : 0.01 ( 0%) usr 0.00 ( 0%) sys 0.01 ( 0%) wall 0 kB ( 0%) ggc tree canonical iv : 0.00 ( 0%) usr 0.00 ( 0%) sys 0.01 ( 0%) wall 8 kB ( 0%) ggc Multiple compilations finally produce an evenly distributed profile: samples % image name symbol name 91 4.8097 no-vmlinux (no symbols) 32 1.6913 f951 cse_insn 29 1.5328 f951 count_reg_usage 28 1.4799 f951 mark_set_1 26 1.3742 f951 constrain_operands 23 1.2156 f951 bitmap_bit_p 22 1.1628 f951 find_reg_note 22 1.1628 f951 init_alias_analysis 20 1.0571 f951 for_each_rtx_1 19 1.0042 f951 invalidate -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17790 ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug tree-optimization/17790] [4.0/4.1 Regression] Significant compile time increases for sixtrack with tree LICM and IV optimization 2004-10-02 2:25 [Bug tree-optimization/17790] New: " dberlin at gcc dot gnu dot org ` (3 preceding siblings ...) 2005-09-12 12:02 ` rguenth at gcc dot gnu dot org @ 2005-09-27 16:23 ` mmitchel at gcc dot gnu dot org 4 siblings, 0 replies; 6+ messages in thread From: mmitchel at gcc dot gnu dot org @ 2005-09-27 16:23 UTC (permalink / raw) To: gcc-bugs -- What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|4.0.2 |4.0.3 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17790 ^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2005-10-04 12:26 UTC | newest] Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- [not found] <bug-17790-1@http.gcc.gnu.org/bugzilla/> 2005-10-04 12:26 ` [Bug tree-optimization/17790] [4.0/4.1 Regression] Significant compile time increases for sixtrack with tree LICM and IV optimization dberlin at gcc dot gnu dot org 2004-10-02 2:25 [Bug tree-optimization/17790] New: " dberlin at gcc dot gnu dot org 2005-04-21 5:04 ` [Bug tree-optimization/17790] [4.0/4.1 Regression] " mmitchel at gcc dot gnu dot org 2005-07-08 1:44 ` mmitchel at gcc dot gnu dot org 2005-07-25 4:29 ` pinskia at gcc dot gnu dot org 2005-09-12 12:02 ` rguenth at gcc dot gnu dot org 2005-09-27 16:23 ` mmitchel at gcc dot gnu dot org
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