[Bug rtl-optimization/55092] [4.8 Regression] LRA aggravates var-tracking scalability problems

2013-02-26 Thread rguenth at gcc dot gnu.org 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55092



Richard Biener  changed:



   What|Removed |Added



 Status|NEW |WAITING



--- Comment #7 from Richard Biener  2013-02-26 
15:15:27 UTC ---

(In reply to comment #6)

> I believe on that testcase it was because without LRA the function didn't use 
> a

> frame pointer, while with LRA for some reason it does.



Can we make this bug a dup or is this now about IRA vs. LRA and the frame

pointer issue?

[Bug rtl-optimization/55092] [4.8 Regression] LRA aggravates var-tracking scalability problems

2012-12-10 Thread jakub at gcc dot gnu.org 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55092



--- Comment #6 from Jakub Jelinek  2012-12-10 
10:53:50 UTC ---

I believe on that testcase it was because without LRA the function didn't use a

frame pointer, while with LRA for some reason it does.

[Bug rtl-optimization/55092] [4.8 Regression] LRA aggravates var-tracking scalability problems

2012-10-29 Thread rguenth at gcc dot gnu.org 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55092



Richard Biener  changed:



   What|Removed |Added



   Target Milestone|--- |4.8.0

[Bug rtl-optimization/55092] [4.8 Regression] LRA aggravates var-tracking scalability problems

2012-10-27 Thread steven at gcc dot gnu.org 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55092



Steven Bosscher  changed:



   What|Removed |Added



   Keywords||compile-time-hog

 Status|UNCONFIRMED |NEW

   Last reconfirmed||2012-10-27

 Depends on||54402

Summary|[4.8 Regression] LRA|[4.8 Regression] LRA

   |doesn't scale   |aggravates var-tracking

   ||scalability problems

 Ever Confirmed|0   |1