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* [Bug middle-end/23664] fold does not change (a&C1)+(b&C2) to (a&C1)|(b&C2) iff (C1 & C2) == 0
[not found] <bug-23664-4@http.gcc.gnu.org/bugzilla/>
@ 2012-02-15 3:57 ` pinskia at gcc dot gnu.org
2015-07-14 3:22 ` naveen_gcc at indiatimes dot com
2015-07-14 4:17 ` pinskia at gcc dot gnu.org
2 siblings, 0 replies; 5+ messages in thread
From: pinskia at gcc dot gnu.org @ 2012-02-15 3:57 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23664
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |ASSIGNED
AssignedTo|unassigned at gcc dot |pinskia at gcc dot gnu.org
|gnu.org |
--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> 2012-02-15 03:57:17 UTC ---
I am going to add this one, it is an easy change now with the infrastructure
which I am about to add to the treecombine branch (a git only branch).
This can be done for PLUS_EXPR if both sides have no nonzero bits in common.
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug middle-end/23664] fold does not change (a&C1)+(b&C2) to (a&C1)|(b&C2) iff (C1 & C2) == 0
[not found] <bug-23664-4@http.gcc.gnu.org/bugzilla/>
2012-02-15 3:57 ` [Bug middle-end/23664] fold does not change (a&C1)+(b&C2) to (a&C1)|(b&C2) iff (C1 & C2) == 0 pinskia at gcc dot gnu.org
@ 2015-07-14 3:22 ` naveen_gcc at indiatimes dot com
2015-07-14 4:17 ` pinskia at gcc dot gnu.org
2 siblings, 0 replies; 5+ messages in thread
From: naveen_gcc at indiatimes dot com @ 2015-07-14 3:22 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=23664
hs.naveen <naveen_gcc at indiatimes dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |naveen_gcc at indiatimes dot com
--- Comment #4 from hs.naveen <naveen_gcc at indiatimes dot com> ---
Fixed with the commit:-
https://gcc.gnu.org/git/?p=gcc.git;a=commitdiff;h=a76fc0fddcdc434b187c067d3a4632fb8473153a
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug middle-end/23664] fold does not change (a&C1)+(b&C2) to (a&C1)|(b&C2) iff (C1 & C2) == 0
[not found] <bug-23664-4@http.gcc.gnu.org/bugzilla/>
2012-02-15 3:57 ` [Bug middle-end/23664] fold does not change (a&C1)+(b&C2) to (a&C1)|(b&C2) iff (C1 & C2) == 0 pinskia at gcc dot gnu.org
2015-07-14 3:22 ` naveen_gcc at indiatimes dot com
@ 2015-07-14 4:17 ` pinskia at gcc dot gnu.org
2 siblings, 0 replies; 5+ messages in thread
From: pinskia at gcc dot gnu.org @ 2015-07-14 4:17 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=23664
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution|--- |FIXED
--- Comment #5 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
So closing as fixed.
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug middle-end/23664] fold does not change (a&C1)+(b&C2) to (a&C1)|(b&C2) iff (C1 & C2) == 0
2005-09-01 0:40 [Bug middle-end/23664] New: " pinskia at gcc dot gnu dot org
2005-09-01 0:42 ` [Bug middle-end/23664] " pinskia at gcc dot gnu dot org
@ 2005-09-17 2:12 ` pinskia at gcc dot gnu dot org
1 sibling, 0 replies; 5+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2005-09-17 2:12 UTC (permalink / raw)
To: gcc-bugs
------- Additional Comments From pinskia at gcc dot gnu dot org 2005-09-17 02:12 -------
Confirmed.
--
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Ever Confirmed| |1
Last reconfirmed|0000-00-00 00:00:00 |2005-09-17 02:12:40
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23664
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug middle-end/23664] fold does not change (a&C1)+(b&C2) to (a&C1)|(b&C2) iff (C1 & C2) == 0
2005-09-01 0:40 [Bug middle-end/23664] New: " pinskia at gcc dot gnu dot org
@ 2005-09-01 0:42 ` pinskia at gcc dot gnu dot org
2005-09-17 2:12 ` pinskia at gcc dot gnu dot org
1 sibling, 0 replies; 5+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2005-09-01 0:42 UTC (permalink / raw)
To: gcc-bugs
------- Additional Comments From pinskia at gcc dot gnu dot org 2005-09-01 00:42 -------
I should give credit to LLVM's instruction combine pass which have this.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23664
^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2015-07-14 4:17 UTC | newest]
Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
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[not found] <bug-23664-4@http.gcc.gnu.org/bugzilla/>
2012-02-15 3:57 ` [Bug middle-end/23664] fold does not change (a&C1)+(b&C2) to (a&C1)|(b&C2) iff (C1 & C2) == 0 pinskia at gcc dot gnu.org
2015-07-14 3:22 ` naveen_gcc at indiatimes dot com
2015-07-14 4:17 ` pinskia at gcc dot gnu.org
2005-09-01 0:40 [Bug middle-end/23664] New: " pinskia at gcc dot gnu dot org
2005-09-01 0:42 ` [Bug middle-end/23664] " pinskia at gcc dot gnu dot org
2005-09-17 2:12 ` pinskia at gcc dot gnu dot org
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