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* [Bug middle-end/33103] Redundant multiplications for memset
[not found] <bug-33103-4@http.gcc.gnu.org/bugzilla/>
@ 2012-06-06 10:12 ` rguenth at gcc dot gnu.org
2021-08-22 0:06 ` pinskia at gcc dot gnu.org
2021-08-22 1:26 ` hjl.tools at gmail dot com
2 siblings, 0 replies; 4+ messages in thread
From: rguenth at gcc dot gnu.org @ 2012-06-06 10:12 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33103
Richard Guenther <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Last reconfirmed|2007-08-18 09:02:38 |2012-06-06
--- Comment #2 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-06-06 10:11:41 UTC ---
Re-confirmed.
^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug middle-end/33103] Redundant multiplications for memset
[not found] <bug-33103-4@http.gcc.gnu.org/bugzilla/>
2012-06-06 10:12 ` [Bug middle-end/33103] Redundant multiplications for memset rguenth at gcc dot gnu.org
@ 2021-08-22 0:06 ` pinskia at gcc dot gnu.org
2021-08-22 1:26 ` hjl.tools at gmail dot com
2 siblings, 0 replies; 4+ messages in thread
From: pinskia at gcc dot gnu.org @ 2021-08-22 0:06 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=33103
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Target Milestone|--- |12.0
Known to work| |12.0
Known to fail| |10.1.0, 5.1.0
Resolution|--- |FIXED
--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Fixed on the trunk by r12-285.
This is what we get now:
fill1(char*, int):
movabsq $72340172838076673, %rax
movzbl %sil, %esi
imulq %rax, %rsi
movq %rsi, (%rdi)
movq %rsi, 7(%rdi)
ret
^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug middle-end/33103] Redundant multiplications for memset
[not found] <bug-33103-4@http.gcc.gnu.org/bugzilla/>
2012-06-06 10:12 ` [Bug middle-end/33103] Redundant multiplications for memset rguenth at gcc dot gnu.org
2021-08-22 0:06 ` pinskia at gcc dot gnu.org
@ 2021-08-22 1:26 ` hjl.tools at gmail dot com
2 siblings, 0 replies; 4+ messages in thread
From: hjl.tools at gmail dot com @ 2021-08-22 1:26 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=33103
H.J. Lu <hjl.tools at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Resolution|FIXED |DUPLICATE
--- Comment #4 from H.J. Lu <hjl.tools at gmail dot com> ---
Dup.
*** This bug has been marked as a duplicate of bug 90773 ***
^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug middle-end/33103] Redundant multiplications for memset
2007-08-18 5:55 [Bug target/33103] New: " guillaume dot melquiond at ens-lyon dot fr
@ 2007-08-18 9:03 ` pinskia at gcc dot gnu dot org
0 siblings, 0 replies; 4+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2007-08-18 9:03 UTC (permalink / raw)
To: gcc-bugs
------- Comment #1 from pinskia at gcc dot gnu dot org 2007-08-18 09:02 -------
This is a middle-end issue. What is happening is that it is splitting it up
early on with the size. Now what the trunk is doing is better than what was
done for 4.0.x.
--
pinskia at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Severity|normal |enhancement
Status|UNCONFIRMED |NEW
Component|target |middle-end
Ever Confirmed|0 |1
Last reconfirmed|0000-00-00 00:00:00 |2007-08-18 09:02:38
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33103
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2021-08-22 1:27 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
[not found] <bug-33103-4@http.gcc.gnu.org/bugzilla/>
2012-06-06 10:12 ` [Bug middle-end/33103] Redundant multiplications for memset rguenth at gcc dot gnu.org
2021-08-22 0:06 ` pinskia at gcc dot gnu.org
2021-08-22 1:26 ` hjl.tools at gmail dot com
2007-08-18 5:55 [Bug target/33103] New: " guillaume dot melquiond at ens-lyon dot fr
2007-08-18 9:03 ` [Bug middle-end/33103] " pinskia at gcc dot gnu dot org
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