[Bug tree-optimization/29333] Jump threading getting in the way of PHI-OPT

2021-11-15 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=29333 --- Comment #10 from Andrew Pinski --- (In reply to rsand...@gcc.gnu.org from comment #8) > This may be worth filing as another PR (let me know if you > think I should), but another case of VRP stymieing phiopt is: > > void bar (int); > void > f

[Bug tree-optimization/29333] Jump threading getting in the way of PHI-OPT

2021-07-05 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=29333 Andrew Pinski changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/29333] Jump threading getting in the way of PHI-OPT

2017-01-05 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=29333 rsandifo at gcc dot gnu.org changed: What|Removed |Added CC||rsandifo at gcc dot gnu.org

[Bug tree-optimization/29333] Jump threading getting in the way of PHI-OPT

2012-01-23 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29333 --- Comment #7 from Richard Guenther 2012-01-23 10:25:20 UTC --- (In reply to comment #6) > (In reply to comment #5) > > This is the patch which I am testing: > > I Have a slightly different one since we should do a few more things before > the

[Bug tree-optimization/29333] Jump threading getting in the way of PHI-OPT

2012-01-22 Thread pinskia at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29333 --- Comment #6 from Andrew Pinski 2012-01-22 22:24:43 UTC --- (In reply to comment #5) > This is the patch which I am testing: I Have a slightly different one since we should do a few more things before the mergephi and also we ccannot remove th

[Bug tree-optimization/29333] Jump threading getting in the way of PHI-OPT

2012-01-21 Thread pinskia at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29333 --- Comment #5 from Andrew Pinski 2012-01-22 00:47:00 UTC --- This is the patch which I am testing: Index: gcc/passes.c === --- gcc/passes.c(revision 183381) +++ gcc/passes.c

[Bug tree-optimization/29333] Jump threading getting in the way of PHI-OPT

2012-01-21 Thread pinskia at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29333 Andrew Pinski changed: What|Removed |Added Status|NEW |ASSIGNED

[Bug tree-optimization/29333] Jump threading getting in the way of PHI-OPT

2012-01-20 Thread pinskia at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29333 Andrew Pinski changed: What|Removed |Added CC|gcc-bugs at gcc dot gnu.org | AssignedTo|unassigned at gcc dot

[Bug tree-optimization/29333] Jump threading getting in the way of PHI-OPT

2006-10-05 Thread roberto dot costa at st dot com
--- Comment #3 from roberto dot costa at st dot com 2006-10-05 08:15 --- I tested what happens if the first PHI-OPT pass is moved right before the first VRP pass in gcc/passes.c It looks like PHI-OPT should be run both before and after VRP and DOM. The example reported shows that, when

[Bug tree-optimization/29333] Jump threading getting in the way of PHI-OPT

2006-10-03 Thread pinskia at gcc dot gnu dot org
--- Comment #2 from pinskia at gcc dot gnu dot org 2006-10-03 16:11 --- Actually this is a case where jump threading gets in the way of PHI-OPT. Really PHI-OPT should be put before VRP and DOM, I don't know why it was not. -- pinskia at gcc dot gnu dot org changed: What