http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28632
Jakub Jelinek changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
Resolution|
--- Comment #21 from jakub at gcc dot gnu dot org 2010-07-09 19:40 ---
Subject: Bug 28632
Author: jakub
Date: Fri Jul 9 19:40:03 2010
New Revision: 162009
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=162009
Log:
PR tree-optimization/28632
* tree-vrp.c (zero_no
--- Comment #20 from jakub at gcc dot gnu dot org 2010-07-09 17:12 ---
Created an attachment (id=21162)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=21162&action=view)
gcc46-pr28632.patch
Sorry, I haven't been aware of this PR. The attached patch brings in some of
the ideas from
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aldot at gcc dot gnu dot org changed:
What|Removed |Added
AssignedTo|aldot at gcc dot gnu dot org|unassigned at gcc dot gnu
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--- Comment #19 from aldot at gcc dot gnu dot org 2010-07-09 07:53 ---
Created an attachment (id=21156)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=21156&action=view)
gcc/testsuite/gcc.dg/tree-ssa/vrp50-PR28632.c
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aldot at gcc dot gnu dot org changed:
What|R
--- Comment #18 from steven at gcc dot gnu dot org 2010-01-02 01:00 ---
Re. comment #17: Any plans to finish this for GCC 4.6 stage 1?
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steven at gcc dot gnu dot org changed:
What|Removed |Added
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--- Comment #17 from aldot at gcc dot gnu dot org 2009-06-22 08:28 ---
Created an attachment (id=18044)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=18044&action=view)
Bootstraps and regtests
bootstrapped and regtested all default languages with no new regressions.
TODO:
- split
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aldot at gcc dot gnu dot org changed:
What|Removed |Added
AssignedTo|unassigned at gcc dot gnu |aldot at gcc dot gnu dot org
|dot org
--- Comment #16 from aldot at gcc dot gnu dot org 2009-06-05 16:27 ---
(In reply to comment #15)
> (In reply to comment #13)
> > Created an attachment (id=16113)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16113&action=view) [edit]
> > Updated doubleint-based patch. DOES NOT PASS
--- Comment #15 from vda dot linux at googlemail dot com 2008-08-20 15:07
---
(In reply to comment #13)
> Created an attachment (id=16113)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16113&action=view) [edit]
> Updated doubleint-based patch. DOES NOT PASS TESTSUITE.
I meant "do
--- Comment #14 from vda dot linux at googlemail dot com 2008-08-20 14:58
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Created an attachment (id=16114)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16114&action=view)
Tree based patch. Passes bootstrap.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28632
--- Comment #13 from vda dot linux at googlemail dot com 2008-08-20 14:57
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Created an attachment (id=16113)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16113&action=view)
Updated doubleint-based patch. DOES NOT PASS TESTSUITE.
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vda dot linux at googlemail dot com change
--- Comment #12 from vda dot linux at googlemail dot com 2008-08-18 13:02
---
Bootstrap with -O2 on current svn fails. Bootstrap with -Os works.
Bootstrap with -O2 on 4.3.1 works.
Instrumented patch emits C code which can be used to test for incorrect VRP
predictions.
I ran such tests
--- Comment #11 from vda dot linux at googlemail dot com 2008-08-11 12:46
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Created an attachment (id=16050)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16050&action=view)
Updated patch. Uses double_int calculations instead of trees.
On Mon, 2008-08-04 at 14:26 +0200, Richard
--- Comment #10 from vda dot linux at googlemail dot com 2008-08-04 11:55
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Created an attachment (id=16012)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16012&action=view)
Testcase to be added to testsuite
This program is artificially made to not compile if VRP fails
to predi
--- Comment #9 from vda dot linux at googlemail dot com 2008-08-04 11:34
---
Created an attachment (id=16011)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16011&action=view)
The instrumented version of the patch
Set $VDA_DEBUG to the name of a file and gcc will append debug prin
--- Comment #8 from vda dot linux at googlemail dot com 2008-08-04 11:28
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Created an attachment (id=16010)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16010&action=view)
Example program which is compiled differently with this patch.
The difference is here:
movl(
--- Comment #7 from vda dot linux at googlemail dot com 2008-08-04 11:25
---
Created an attachment (id=16009)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16009&action=view)
Updated patch against current svn
This patch is bootstrapping successfully on current gcc svn.
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vda
--- Comment #6 from vda dot linux at googlemail dot com 2006-08-11 14:17
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Created an attachment (id=12067)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=12067&action=view)
New version of the patch. 4.1.1 bootstraps with it.
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vda dot linux at googlemail dot com changed:
--- Comment #5 from pinskia at gcc dot gnu dot org 2006-08-08 00:37 ---
Confirmed.
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pinskia at gcc dot gnu dot org changed:
What|Removed |Added
Status|UNCON
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pinskia at gcc dot gnu dot org changed:
What|Removed |Added
Severity|normal |enhancement
Keywords||missed-op
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