[Bug middle-end/49465] [4.7 Regression] Revision 175114 miscompiled 403.gcc in SPEC CPU 2006

2011-06-23 Thread hjl.tools at gmail dot com 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49465

--- Comment #5 from H.J. Lu hjl.tools at gmail dot com 2011-06-23 13:05:29 
UTC ---
(In reply to comment #3)
 Fix looking good.  Doing a cpu2k6 int test right now.

Hi Jeff, can I try your patch on my machine? Thanks.

[Bug middle-end/49465] [4.7 Regression] Revision 175114 miscompiled 403.gcc in SPEC CPU 2006

2011-06-23 Thread law at redhat dot com 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49465

Jeffrey A. Law law at redhat dot com changed:

   What|Removed |Added

 Status|ASSIGNED|RESOLVED
 Resolution||FIXED

--- Comment #8 from Jeffrey A. Law law at redhat dot com 2011-06-23 20:26:57 
UTC ---
Fixed per patch.

[Bug middle-end/49465] [4.7 Regression] Revision 175114 miscompiled 403.gcc in SPEC CPU 2006

2011-06-23 Thread law at gcc dot gnu.org 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49465

--- Comment #6 from Jeffrey A. Law law at gcc dot gnu.org 2011-06-23 20:26:10 
UTC ---
Author: law
Date: Thu Jun 23 20:26:07 2011
New Revision: 175351

URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=175351
Log:

PR middle-end/49465
* tree-ssa-threadupate.c (fix_duplicate_block_edges): Fix condition
to detect threading through joiner block.  If there was already
an edge to the new target, then do not change the PHI nodes.

*** fix_duplicate_block_edges (struct redire

Modified:
trunk/gcc/ChangeLog
trunk/gcc/tree-ssa-threadupdate.c

[Bug middle-end/49465] [4.7 Regression] Revision 175114 miscompiled 403.gcc in SPEC CPU 2006

2011-06-23 Thread law at redhat dot com 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49465

--- Comment #7 from Jeffrey A. Law law at redhat dot com 2011-06-23 20:26:32 
UTC ---
Fixed.

[Bug middle-end/49465] [4.7 Regression] Revision 175114 miscompiled 403.gcc in SPEC CPU 2006

2011-06-23 Thread law at gcc dot gnu.org 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49465

--- Comment #9 from Jeffrey A. Law law at gcc dot gnu.org 2011-06-23 21:26:08 
UTC ---
Author: law
Date: Thu Jun 23 21:26:04 2011
New Revision: 175352

URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=175352
Log:

PR middle-end/49465
* tree-ssa-threadupate.c (fix_duplicate_block_edges): Fix condition
to detect threading through joiner block.  If there was already
an edge to the new target, then do not change the PHI nodes.


Modified:
trunk/gcc/ChangeLog

[Bug middle-end/49465] [4.7 Regression] Revision 175114 miscompiled 403.gcc in SPEC CPU 2006

2011-06-21 Thread kirill.yukhin at intel dot com 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49465

--- Comment #4 from Yukhin Kirill kirill.yukhin at intel dot com 2011-06-22 
04:23:34 UTC ---
(In reply to comment #3)
 Fix looking good.  Doing a cpu2k6 int test right now.

Jeffrey, could you please share your patch?

[Bug middle-end/49465] [4.7 Regression] Revision 175114 miscompiled 403.gcc in SPEC CPU 2006

2011-06-20 Thread rguenth at gcc dot gnu.org 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49465

Richard Guenther rguenth at gcc dot gnu.org changed:

   What|Removed |Added

   Target Milestone|--- |4.7.0

[Bug middle-end/49465] [4.7 Regression] Revision 175114 miscompiled 403.gcc in SPEC CPU 2006

2011-06-20 Thread law at redhat dot com 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49465

--- Comment #1 from Jeffrey A. Law law at redhat dot com 2011-06-20 17:05:56 
UTC ---
Something goofy happens when we compile loop.c in cpu2k6...  Still
investigating.

[Bug middle-end/49465] [4.7 Regression] Revision 175114 miscompiled 403.gcc in SPEC CPU 2006

2011-06-20 Thread law at redhat dot com 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49465

Jeffrey A. Law law at redhat dot com changed:

   What|Removed |Added

 Status|NEW |ASSIGNED
 AssignedTo|unassigned at gcc dot   |law at redhat dot com
   |gnu.org |

--- Comment #2 from Jeffrey A. Law law at redhat dot com 2011-06-20 19:41:43 
UTC ---
We're mucking up a PHI argument in one particular case...  I'm testing a fix.

[Bug middle-end/49465] [4.7 Regression] Revision 175114 miscompiled 403.gcc in SPEC CPU 2006

2011-06-20 Thread law at redhat dot com 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49465

--- Comment #3 from Jeffrey A. Law law at redhat dot com 2011-06-20 22:51:17 
UTC ---
Fix looking good.  Doing a cpu2k6 int test right now.

[Bug middle-end/49465] [4.7 Regression] Revision 175114 miscompiled 403.gcc in SPEC CPU 2006

2011-06-19 Thread law at redhat dot com 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49465

Jeffrey A. Law law at redhat dot com changed:

   What|Removed |Added

 Status|UNCONFIRMED |NEW
   Last reconfirmed||2011.06.20 04:52:44
 Ever Confirmed|0   |1