[Bug rtl-optimization/13931] [3.3/3.4/4.0 Regression] combiner much slower on big basic blocks

2005-01-28 Thread ian at airs dot com
--- Additional Comments From ian at airs dot com 2005-01-28 18:49 --- We aren't waiting for anything, so move out of WAITING state. -- What|Removed |Added CC|

[Bug rtl-optimization/13931] [3.3/3.4/4.0 Regression] combiner much slower on big basic blocks

2005-01-15 Thread pinskia at gcc dot gnu dot org
--- Additional Comments From pinskia at gcc dot gnu dot org 2005-01-15 16:23 --- (In reply to comment #25) (Well considering, I asked the same question which Eric was asking, or really I was asking the same question). And Eric put this into waiting for a reason and I am keeping it the

[Bug rtl-optimization/13931] [3.3/3.4/4.0 Regression] combiner much slower on big basic blocks

2005-01-15 Thread steven at gcc dot gnu dot org
--- Additional Comments From steven at gcc dot gnu dot org 2005-01-15 12:25 --- You'd almost think Andrew is not a native speaker. What I think he asks is: "Can the patch that caused this be done in a different way such that the code is still correct but the compile time regression goes

[Bug rtl-optimization/13931] [3.3/3.4/4.0 Regression] combiner much slower on big basic blocks

2005-01-14 Thread echristo at redhat dot com
--- Additional Comments From echristo at redhat dot com 2005-01-15 07:31 --- Thought I did last time.. otherwise I'm not sure what the question is. -- What|Removed |Added

[Bug rtl-optimization/13931] [3.3/3.4/4.0 Regression] combiner much slower on big basic blocks

2005-01-14 Thread pinskia at gcc dot gnu dot org
--- Additional Comments From pinskia at gcc dot gnu dot org 2005-01-15 06:11 --- Is there an even way to fix this to even produce correct code? -- What|Removed |Added

[Bug rtl-optimization/13931] [3.3/3.4/4.0 Regression] combiner much slower on big basic blocks

2005-01-14 Thread steven at gcc dot gnu dot org
-- What|Removed |Added Status|WAITING |NEW Last reconfirmed|2004-10-08 18:44:35 |2005-01-14 14:30:56 date|

[Bug rtl-optimization/13931] [3.3/3.4/4.0 Regression] combiner much slower on big basic blocks

2004-12-22 Thread echristo at redhat dot com
--- Additional Comments From echristo at redhat dot com 2004-12-22 19:48 --- I thought I did on the 7th. I'm not sure there's anything we can do about this. The behavior is correct and the previous behavior was proved to be not correct. If someone has an idea that's guaranteed to be corr

[Bug rtl-optimization/13931] [3.3/3.4/4.0 Regression] combiner much slower on big basic blocks

2004-12-22 Thread steven at gcc dot gnu dot org
--- Additional Comments From steven at gcc dot gnu dot org 2004-12-22 19:23 --- Perhaps someone can give an update on this bug? -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=13931

[Bug rtl-optimization/13931] [3.3/3.4/4.0 Regression] combiner much slower on big basic blocks

2004-12-07 Thread echristo at redhat dot com
--- Additional Comments From echristo at redhat dot com 2004-12-07 19:54 --- The patch was put in to stop erroneous REG_DEAD notes from being created where they shouldn't IIRC. Now, we may be able to rerun cfg as Paolo suggests, but I don't know for certain. Unless we can prove that new

[Bug rtl-optimization/13931] [3.3/3.4/4.0 Regression] combiner much slower on big basic blocks

2004-11-18 Thread pinskia at gcc dot gnu dot org
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-18 20:46 --- Note on the mainline on PPC-darwin we are about twice as fast 1.5 seconds compared to 3.3 (3.2 seconds). -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=13931

[Bug rtl-optimization/13931] [3.3/3.4/4.0 Regression] combiner much slower on big basic blocks

2004-11-16 Thread ebotcazou at gcc dot gnu dot org
-- What|Removed |Added CC||echristo at redhat dot com AssignedTo|ebotcazou at gcc dot gnu dot|unassigned at gcc dot gnu

[Bug rtl-optimization/13931] [3.3/3.4/4.0 Regression] combiner much slower on big basic blocks

2004-11-16 Thread ebotcazou at gcc dot gnu dot org
--- Additional Comments From ebotcazou at gcc dot gnu dot org 2004-11-16 08:21 --- And 5 minutes of additional work would have been sufficient to spot the obvious culprit: 2003-05-14 Eric Christopher <[EMAIL PROTECTED]> * combine.c: Fix header comments. (distribute_no

[Bug rtl-optimization/13931] [3.3/3.4/4.0 Regression] combiner much slower on big basic blocks

2004-11-16 Thread ebotcazou at gcc dot gnu dot org
--- Additional Comments From ebotcazou at gcc dot gnu dot org 2004-11-16 08:05 --- > There has only been one patch to combine after 3.3 which might have caused > this: > > 2003-10-06 Eric Botcazou <[EMAIL PROTECTED]> > > PR optimization/11637 > * combine.c (adjust_for

[Bug rtl-optimization/13931] [3.3/3.4/4.0 Regression] combiner much slower on big basic blocks

2004-11-15 Thread ebotcazou at gcc dot gnu dot org
--- Additional Comments From ebotcazou at gcc dot gnu dot org 2004-11-15 12:11 --- Investigating. -- What|Removed |Added CC|ebotcazou at gcc dot gnu dot|

[Bug rtl-optimization/13931] [3.3/3.4/4.0 Regression] combiner much slower on big basic blocks

2004-10-30 Thread mmitchel at gcc dot gnu dot org
--- Additional Comments From mmitchel at gcc dot gnu dot org 2004-10-30 20:02 --- Postponed until GCC 3.4.4. -- What|Removed |Added Target Milestone|3.4.3

[Bug rtl-optimization/13931] [3.3/3.4/4.0 Regression] combiner much slower on big basic blocks

2004-10-30 Thread mmitchel at gcc dot gnu dot org
--- Additional Comments From mmitchel at gcc dot gnu dot org 2004-10-30 20:02 --- Postponed until GCC 3.4.4. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=13931