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* [Bug fortran/32373] New: not vectorized: can't determine dependence (equivalence)
@ 2007-06-17 14:07 tprince at computer dot org
2007-06-17 14:11 ` [Bug fortran/32373] " tprince at computer dot org
` (2 more replies)
0 siblings, 3 replies; 7+ messages in thread
From: tprince at computer dot org @ 2007-06-17 14:07 UTC (permalink / raw)
To: gcc-bugs
gfortran -O3 -ftree-vectorize -ftree-vectorizer-verbose=2 -c k90.f90
Shows missed vectorization at source lines 125,332,380, 638
These problems appear to be associated with the EQUIVALENCE (source line 92),
which names one or more of the arrays involved.
--
Summary: not vectorized: can't determine dependence (equivalence)
Product: gcc
Version: 4.3.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: fortran
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: tprince at computer dot org
GCC build triplet: x86_64-unknown-linux-gnu
GCC host triplet: x86_64-unknown-linux-gnu
GCC target triplet: x86_64-unknown-linux-gnu
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32373
^ permalink raw reply [flat|nested] 7+ messages in thread* [Bug fortran/32373] not vectorized: can't determine dependence (equivalence) 2007-06-17 14:07 [Bug fortran/32373] New: not vectorized: can't determine dependence (equivalence) tprince at computer dot org @ 2007-06-17 14:11 ` tprince at computer dot org 2007-06-18 3:09 ` pinskia at gcc dot gnu dot org 2007-07-03 10:22 ` fxcoudert at gcc dot gnu dot org 2 siblings, 0 replies; 7+ messages in thread From: tprince at computer dot org @ 2007-06-17 14:11 UTC (permalink / raw) To: gcc-bugs ------- Comment #1 from tprince at computer dot org 2007-06-17 14:11 ------- Created an attachment (id=13718) --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=13718&action=view) source code which reproduces problem with equivalence This source code is derived from the public version posted at http://www.llnl.gov/asci_benchmarks/asci/limited/lfk/README.html -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32373 ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug fortran/32373] not vectorized: can't determine dependence (equivalence) 2007-06-17 14:07 [Bug fortran/32373] New: not vectorized: can't determine dependence (equivalence) tprince at computer dot org 2007-06-17 14:11 ` [Bug fortran/32373] " tprince at computer dot org @ 2007-06-18 3:09 ` pinskia at gcc dot gnu dot org 2007-07-03 10:22 ` fxcoudert at gcc dot gnu dot org 2 siblings, 0 replies; 7+ messages in thread From: pinskia at gcc dot gnu dot org @ 2007-06-18 3:09 UTC (permalink / raw) To: gcc-bugs ------- Comment #2 from pinskia at gcc dot gnu dot org 2007-06-18 03:09 ------- The problem with the first one is that we don't pull out the load of "spaces.n" from the loop which is dealing with common blocks. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32373 ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug fortran/32373] not vectorized: can't determine dependence (equivalence) 2007-06-17 14:07 [Bug fortran/32373] New: not vectorized: can't determine dependence (equivalence) tprince at computer dot org 2007-06-17 14:11 ` [Bug fortran/32373] " tprince at computer dot org 2007-06-18 3:09 ` pinskia at gcc dot gnu dot org @ 2007-07-03 10:22 ` fxcoudert at gcc dot gnu dot org 2 siblings, 0 replies; 7+ messages in thread From: fxcoudert at gcc dot gnu dot org @ 2007-07-03 10:22 UTC (permalink / raw) To: gcc-bugs -- fxcoudert 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 |2007-07-03 10:22:11 date| | http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32373 ^ permalink raw reply [flat|nested] 7+ messages in thread
[parent not found: <bug-32373-4@http.gcc.gnu.org/bugzilla/>]
* [Bug fortran/32373] not vectorized: can't determine dependence (equivalence) [not found] <bug-32373-4@http.gcc.gnu.org/bugzilla/> @ 2012-02-05 21:50 ` tkoenig at gcc dot gnu.org 2012-02-05 21:50 ` tkoenig at gcc dot gnu.org 2012-02-06 21:25 ` tkoenig at gcc dot gnu.org 2 siblings, 0 replies; 7+ messages in thread From: tkoenig at gcc dot gnu.org @ 2012-02-05 21:50 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32373 --- Comment #3 from Thomas Koenig <tkoenig at gcc dot gnu.org> 2012-02-05 21:49:50 UTC --- Author: tkoenig Date: Sun Feb 5 21:49:46 2012 New Revision: 183917 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=183917 Log: 2012-02-05 Thomas König <tkoenig@gcc.gnu.org> PR fortran/32373 * gfortran.dg/vect/vect-8.f90: New test case. Added: trunk/gcc/testsuite/gfortran.dg/vect/vect-8.f90 Modified: trunk/gcc/testsuite/ChangeLog ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug fortran/32373] not vectorized: can't determine dependence (equivalence) [not found] <bug-32373-4@http.gcc.gnu.org/bugzilla/> 2012-02-05 21:50 ` tkoenig at gcc dot gnu.org @ 2012-02-05 21:50 ` tkoenig at gcc dot gnu.org 2012-02-06 21:25 ` tkoenig at gcc dot gnu.org 2 siblings, 0 replies; 7+ messages in thread From: tkoenig at gcc dot gnu.org @ 2012-02-05 21:50 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32373 Thomas Koenig <tkoenig at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED CC| |tkoenig at gcc dot gnu.org Resolution| |FIXED --- Comment #4 from Thomas Koenig <tkoenig at gcc dot gnu.org> 2012-02-05 21:50:28 UTC --- All tests pass now, resolving as FIXED after adding a test case to trunk. ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug fortran/32373] not vectorized: can't determine dependence (equivalence) [not found] <bug-32373-4@http.gcc.gnu.org/bugzilla/> 2012-02-05 21:50 ` tkoenig at gcc dot gnu.org 2012-02-05 21:50 ` tkoenig at gcc dot gnu.org @ 2012-02-06 21:25 ` tkoenig at gcc dot gnu.org 2 siblings, 0 replies; 7+ messages in thread From: tkoenig at gcc dot gnu.org @ 2012-02-06 21:25 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32373 --- Comment #5 from Thomas Koenig <tkoenig at gcc dot gnu.org> 2012-02-06 21:25:00 UTC --- Author: tkoenig Date: Mon Feb 6 21:24:54 2012 New Revision: 183943 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=183943 Log: 2012-02-06 Thomas König <tkoenig@gcc.gnu.org> PR fortran/32373 * gfortran.dg/vect/vect-8.f90: Use vect_double effective target. Remove module. Modified: trunk/gcc/testsuite/ChangeLog trunk/gcc/testsuite/gfortran.dg/vect/vect-8.f90 ^ permalink raw reply [flat|nested] 7+ messages in thread
end of thread, other threads:[~2012-02-06 21:25 UTC | newest]
Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed)
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2007-06-17 14:07 [Bug fortran/32373] New: not vectorized: can't determine dependence (equivalence) tprince at computer dot org
2007-06-17 14:11 ` [Bug fortran/32373] " tprince at computer dot org
2007-06-18 3:09 ` pinskia at gcc dot gnu dot org
2007-07-03 10:22 ` fxcoudert at gcc dot gnu dot org
[not found] <bug-32373-4@http.gcc.gnu.org/bugzilla/>
2012-02-05 21:50 ` tkoenig at gcc dot gnu.org
2012-02-05 21:50 ` tkoenig at gcc dot gnu.org
2012-02-06 21:25 ` tkoenig at gcc dot gnu.org
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