--- Comment #18 from hjl dot tools at gmail dot com 2009-01-04 18:23
---
Subject: Re: [ira] error in start_allocno_priorities, at ira-color.c:1806
On Fri, Jan 2, 2009 at 4:34 PM, Kenneth Zadeck zad...@naturalbridge.com
wrote:
Kenneth Zadeck wrote:
Steven Bosscher wrote:
On Fri,
--- Comment #6 from zadeck at naturalbridge dot com 2009-01-02 14:09
---
Subject: Re: [ira] error in start_allocno_priorities,
at ira-color.c:1806
Paolo Bonzini wrote:
Kenneth Zadeck wrote:
2009-01-01 Kenneth Zadeck zad...@naturalbridge.com
PR rtl-optimization/35805
--- Comment #7 from bonzini at gnu dot org 2009-01-02 14:26 ---
Subject: Re: [ira] error in start_allocno_priorities, at ira-color.c:1806
I think so. The global changed flag allows it to delete the case:
loop:
... - x // This is dead.
x- - ...
go to loop
it just is not
--- Comment #8 from zadeck at naturalbridge dot com 2009-01-02 15:20
---
Subject: Re: [ira] error in start_allocno_priorities,
at ira-color.c:1806
Paolo Bonzini wrote:
I think so. The global changed flag allows it to delete the case:
loop:
... - x // This is dead.
x- - ...
--- Comment #9 from zadeck at naturalbridge dot com 2009-01-02 15:34
---
Subject: Re: [ira] error in start_allocno_priorities,
at ira-color.c:1806
On looking at the code, there is an issue with the first patch. I
should have been clearing solutions_dirty flag at the start of the
--- Comment #10 from bonzini at gnu dot org 2009-01-02 16:33 ---
Subject: Re: [ira] error in start_allocno_priorities,
at ira-color.c:1806
I will test this patch, but we still need to resolve your issues with my
approach.
The problem is that you're really doubling the cost of
--- Comment #11 from zadeck at naturalbridge dot com 2009-01-02 18:21
---
Subject: Re: [ira] error in start_allocno_priorities,
at ira-color.c:1806
Paolo Bonzini wrote:
I will test this patch, but we still need to resolve your issues with my
approach.
The problem is that
--- Comment #12 from bonzini at gnu dot org 2009-01-02 18:38 ---
Subject: Re: [ira] error in start_allocno_priorities,
at ira-color.c:1806
StevenB talked me out of this because he considered it wrong to have
the client pass get conservative info. I agreed with him but I am
--- Comment #13 from stevenb dot gcc at gmail dot com 2009-01-02 18:45
---
Subject: Re: [ira] error in start_allocno_priorities, at ira-color.c:1806
On Fri, Jan 2, 2009 at 7:37 PM, Paolo Bonzini bonz...@gnu.org wrote:
At this point, if your patch costs say 0.3%, and removing all
--- Comment #14 from zadeck at naturalbridge dot com 2009-01-02 18:54
---
Subject: Re: [ira] error in start_allocno_priorities,
at ira-color.c:1806
Steven Bosscher wrote:
On Fri, Jan 2, 2009 at 7:37 PM, Paolo Bonzini bonz...@gnu.org wrote:
At this point, if your patch costs
--- Comment #16 from zadeck at naturalbridge dot com 2009-01-03 00:35
---
Subject: Re: [ira] error in start_allocno_priorities,
at ira-color.c:1806
Kenneth Zadeck wrote:
Steven Bosscher wrote:
On Fri, Jan 2, 2009 at 7:37 PM, Paolo Bonzini bonz...@gnu.org wrote:
At
--- Comment #17 from zadeck at naturalbridge dot com 2009-01-03 01:05
---
patch committed to fix this.
--
zadeck at naturalbridge dot com changed:
What|Removed |Added
--- Comment #5 from bonzini at gnu dot org 2009-01-02 08:17 ---
Subject: Re: [ira] error in start_allocno_priorities,
at ira-color.c:1806
Kenneth Zadeck wrote:
2009-01-01 Kenneth Zadeck zad...@naturalbridge.com
PR rtl-optimization/35805
* df-problems.c (df_lr_finalize):
--- Comment #4 from zadeck at naturalbridge dot com 2009-01-02 00:38
---
Subject: Re: [ira] error in start_allocno_priorities,
at ira-color.c:1806
2009-01-01 Kenneth Zadeck zad...@naturalbridge.com
PR rtl-optimization/35805
* df-problems.c (df_lr_finalize): Add recursive
--- Comment #2 from reichelt at gcc dot gnu dot org 2008-12-29 22:37
---
What's the status of this bug?
If it's not an IRA related problem as comment #1 suggests,
then the summary should be updated accordingly.
--
reichelt at gcc dot gnu dot org changed:
What
--- Comment #3 from zadeck at naturalbridge dot com 2008-12-29 23:40
---
additional info.
gcc.c-torture/compile/930523-1.c
on x86-32.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35805
--- Comment #1 from vmakarov at redhat dot com 2008-04-02 18:34 ---
I've just fixed it on ira branch. The problem was in an assert requiring
nonzero number of references for an allocno. I permitted to have zero number
of references.
I've just realized that such situations are
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