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* [Bug target/42263] New: Wrong code bugs in SMP support
@ 2009-12-03 14:45 rearnsha at gcc dot gnu dot org
2009-12-03 14:46 ` [Bug target/42263] " rearnsha at gcc dot gnu dot org
` (6 more replies)
0 siblings, 7 replies; 8+ messages in thread
From: rearnsha at gcc dot gnu dot org @ 2009-12-03 14:45 UTC (permalink / raw)
To: gcc-bugs
There are two subtle wrong code bugs in the __sync_... primitives that severely
affect code generation for linux. Both of these have been fixed on trunk.
http://gcc.gnu.org/ml/gcc-patches/2009-12/msg00198.html
http://gcc.gnu.org/ml/gcc-patches/2009-08/msg00600.html
but need back-porting to 4.4
--
Summary: Wrong code bugs in SMP support
Product: gcc
Version: 4.4.3
Status: UNCONFIRMED
Keywords: wrong-code
Severity: major
Priority: P3
Component: target
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: rearnsha at gcc dot gnu dot org
GCC target triplet: arm-none-linux-gnueabi
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42263
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug target/42263] Wrong code bugs in SMP support
2009-12-03 14:45 [Bug target/42263] New: Wrong code bugs in SMP support rearnsha at gcc dot gnu dot org
@ 2009-12-03 14:46 ` rearnsha at gcc dot gnu dot org
2009-12-03 14:58 ` rearnsha at gcc dot gnu dot org
` (5 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: rearnsha at gcc dot gnu dot org @ 2009-12-03 14:46 UTC (permalink / raw)
To: gcc-bugs
--
rearnsha at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Priority|P3 |P2
Target Milestone|--- |4.4.4
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42263
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug target/42263] Wrong code bugs in SMP support
2009-12-03 14:45 [Bug target/42263] New: Wrong code bugs in SMP support rearnsha at gcc dot gnu dot org
2009-12-03 14:46 ` [Bug target/42263] " rearnsha at gcc dot gnu dot org
@ 2009-12-03 14:58 ` rearnsha at gcc dot gnu dot org
2009-12-03 14:59 ` rearnsha at gcc dot gnu dot org
` (4 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: rearnsha at gcc dot gnu dot org @ 2009-12-03 14:58 UTC (permalink / raw)
To: gcc-bugs
--
rearnsha at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Ever Confirmed|0 |1
Last reconfirmed|0000-00-00 00:00:00 |2009-12-03 14:57:59
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42263
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug target/42263] Wrong code bugs in SMP support
2009-12-03 14:45 [Bug target/42263] New: Wrong code bugs in SMP support rearnsha at gcc dot gnu dot org
2009-12-03 14:46 ` [Bug target/42263] " rearnsha at gcc dot gnu dot org
2009-12-03 14:58 ` rearnsha at gcc dot gnu dot org
@ 2009-12-03 14:59 ` rearnsha at gcc dot gnu dot org
2009-12-10 15:23 ` ramana at gcc dot gnu dot org
` (3 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: rearnsha at gcc dot gnu dot org @ 2009-12-03 14:59 UTC (permalink / raw)
To: gcc-bugs
--
rearnsha at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
AssignedTo|unassigned at gcc dot gnu |rearnsha at gcc dot gnu dot
|dot org |org
Status|NEW |ASSIGNED
Last reconfirmed|2009-12-03 14:57:59 |2009-12-03 14:59:29
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42263
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug target/42263] Wrong code bugs in SMP support
2009-12-03 14:45 [Bug target/42263] New: Wrong code bugs in SMP support rearnsha at gcc dot gnu dot org
` (2 preceding siblings ...)
2009-12-03 14:59 ` rearnsha at gcc dot gnu dot org
@ 2009-12-10 15:23 ` ramana at gcc dot gnu dot org
2009-12-11 17:38 ` ramana at gcc dot gnu dot org
` (2 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: ramana at gcc dot gnu dot org @ 2009-12-10 15:23 UTC (permalink / raw)
To: gcc-bugs
------- Comment #1 from ramana at gcc dot gnu dot org 2009-12-10 15:23 -------
Fixing target milestone and version reported against.
cheers
Ramana
--
ramana at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|4.4.4 |4.4.3
Version|4.4.3 |4.4.2
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42263
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug target/42263] Wrong code bugs in SMP support
2009-12-03 14:45 [Bug target/42263] New: Wrong code bugs in SMP support rearnsha at gcc dot gnu dot org
` (3 preceding siblings ...)
2009-12-10 15:23 ` ramana at gcc dot gnu dot org
@ 2009-12-11 17:38 ` ramana at gcc dot gnu dot org
2009-12-11 17:46 ` ramana at gcc dot gnu dot org
2009-12-11 17:46 ` ramana at gcc dot gnu dot org
6 siblings, 0 replies; 8+ messages in thread
From: ramana at gcc dot gnu dot org @ 2009-12-11 17:38 UTC (permalink / raw)
To: gcc-bugs
------- Comment #2 from ramana at gcc dot gnu dot org 2009-12-11 17:37 -------
Subject: Bug 42263
Author: ramana
Date: Fri Dec 11 17:37:34 2009
New Revision: 155171
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=155171
Log:
2009-12-11 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
PR target/42263
2009-08-11 Andrew Haley <aph@redhat.com>
* config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
Modified:
branches/gcc-4_4-branch/gcc/ChangeLog
branches/gcc-4_4-branch/gcc/config/arm/arm.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42263
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug target/42263] Wrong code bugs in SMP support
2009-12-03 14:45 [Bug target/42263] New: Wrong code bugs in SMP support rearnsha at gcc dot gnu dot org
` (4 preceding siblings ...)
2009-12-11 17:38 ` ramana at gcc dot gnu dot org
@ 2009-12-11 17:46 ` ramana at gcc dot gnu dot org
2009-12-11 17:46 ` ramana at gcc dot gnu dot org
6 siblings, 0 replies; 8+ messages in thread
From: ramana at gcc dot gnu dot org @ 2009-12-11 17:46 UTC (permalink / raw)
To: gcc-bugs
------- Comment #3 from ramana at gcc dot gnu dot org 2009-12-11 17:45 -------
Subject: Bug 42263
Author: ramana
Date: Fri Dec 11 17:45:32 2009
New Revision: 155172
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=155172
Log:
2009-12-11 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
PR target/42263
Backport from mainline
2009-12-03 Richard Earnshaw <rearnsha@arm.com>
* arm/linux-atomic.c (SYNC_LOCK_RELEASE): Place memory barrier
before the lock release.
Modified:
branches/gcc-4_4-branch/gcc/ChangeLog
branches/gcc-4_4-branch/gcc/config/arm/linux-atomic.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42263
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug target/42263] Wrong code bugs in SMP support
2009-12-03 14:45 [Bug target/42263] New: Wrong code bugs in SMP support rearnsha at gcc dot gnu dot org
` (5 preceding siblings ...)
2009-12-11 17:46 ` ramana at gcc dot gnu dot org
@ 2009-12-11 17:46 ` ramana at gcc dot gnu dot org
6 siblings, 0 replies; 8+ messages in thread
From: ramana at gcc dot gnu dot org @ 2009-12-11 17:46 UTC (permalink / raw)
To: gcc-bugs
------- Comment #4 from ramana at gcc dot gnu dot org 2009-12-11 17:46 -------
Fixed.
--
ramana at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution| |FIXED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42263
^ permalink raw reply [flat|nested] 8+ messages in thread
end of thread, other threads:[~2009-12-11 17:46 UTC | newest]
Thread overview: 8+ messages (download: mbox.gz / follow: Atom feed)
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2009-12-03 14:45 [Bug target/42263] New: Wrong code bugs in SMP support rearnsha at gcc dot gnu dot org
2009-12-03 14:46 ` [Bug target/42263] " rearnsha at gcc dot gnu dot org
2009-12-03 14:58 ` rearnsha at gcc dot gnu dot org
2009-12-03 14:59 ` rearnsha at gcc dot gnu dot org
2009-12-10 15:23 ` ramana at gcc dot gnu dot org
2009-12-11 17:38 ` ramana at gcc dot gnu dot org
2009-12-11 17:46 ` ramana at gcc dot gnu dot org
2009-12-11 17:46 ` ramana at gcc dot gnu dot org
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