http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49365
--- Comment #7 from Richard Guenther 2011-06-27
10:28:45 UTC ---
Author: rguenth
Date: Mon Jun 27 10:28:39 2011
New Revision: 175474
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=175474
Log:
2011-06-27 Richard Guenther
PR tree-op
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49365
Richard Guenther changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
Resolution|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49365
Richard Guenther changed:
What|Removed |Added
Status|NEW |ASSIGNED
AssignedTo|unassigned
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49365
--- Comment #5 from Changpeng Fang 2011-06-14
22:22:11 UTC ---
It seems there is a prefetch generation bug on Bulldozer.
With -O3 -ffast-math -funroll-loops -fpeel-loops -march=bdver1
-fprefetch-loop-arrays, I got a normal timing of 795s.
Howev
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49365
Richard Guenther changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Last reconfirmed|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49365
--- Comment #3 from Richard Guenther 2011-06-10
15:36:49 UTC ---
I'm trying to get my hands on it. Most code differences betweeen good and
bad rev. appear in loop array prefetching. Before aprefetch dumps differ only
for datestamp.c, PUGH/Setup
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49365
H.J. Lu changed:
What|Removed |Added
CC|hjl at gcc dot gnu.org |hjl.tools at gmail dot com,
|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49365
Richard Guenther changed:
What|Removed |Added
CC||hjl at gcc dot gnu.org
Known to f
