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* [Bug middle-end/52603] New: Test failures in gcc.dg/vect: vectorizing unaligned access
@ 2012-03-16 15:24 Greta.Yorsh at arm dot com
  2012-03-16 16:50 ` [Bug middle-end/52603] " rguenth at gcc dot gnu.org
  2012-03-16 16:55 ` rguenth at gcc dot gnu.org
  0 siblings, 2 replies; 3+ messages in thread
From: Greta.Yorsh at arm dot com @ 2012-03-16 15:24 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52603

             Bug #: 52603
           Summary: Test failures in gcc.dg/vect: vectorizing unaligned
                    access
    Classification: Unclassified
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: middle-end
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: Greta.Yorsh@arm.com
                CC: rguenther@suse.de
            Target: arm-none-eabi


The patch for PR52571 causes the testsuite failures  on arm in gcc.dg/vect
tests related to vectorizing unaligned access.


FAIL: gcc.dg/vect/vect-109.c scan-tree-dump-times vect "Vectorizing an
unaligned access" 3
FAIL: gcc.dg/vect/vect-13.c scan-tree-dump-times vect "Vectorizing an unaligned
access" 0
FAIL: gcc.dg/vect/vect-17.c scan-tree-dump-times vect "Vectorizing an unaligned
access" 0
FAIL: gcc.dg/vect/vect-18.c scan-tree-dump-times vect "Vectorizing an unaligned
access" 0
FAIL: gcc.dg/vect/vect-19.c scan-tree-dump-times vect "Vectorizing an unaligned
access" 0
FAIL: gcc.dg/vect/vect-2-big-array.c scan-tree-dump-times vect "Vectorizing an
unaligned acce
FAIL: gcc.dg/vect/vect-2.c scan-tree-dump-times vect "Vectorizing an unaligned
access" 0
FAIL: gcc.dg/vect/vect-20.c scan-tree-dump-times vect "Vectorizing an unaligned
access" 0
FAIL: gcc.dg/vect/vect-21.c scan-tree-dump-times vect "Vectorizing an unaligned
access" 0
FAIL: gcc.dg/vect/vect-22.c scan-tree-dump-times vect "Vectorizing an unaligned
access" 0
FAIL: gcc.dg/vect/vect-27.c scan-tree-dump-times vect "Alignment of access
forced using peeli
FAIL: gcc.dg/vect/vect-29.c scan-tree-dump-times vect "Alignment of access
forced using peeli
FAIL: gcc.dg/vect/vect-3.c scan-tree-dump-times vect "Vectorizing an unaligned
access" 0
FAIL: gcc.dg/vect/vect-4.c scan-tree-dump-times vect "Vectorizing an unaligned
access" 0
FAIL: gcc.dg/vect/vect-5.c scan-tree-dump-times vect "Vectorizing an unaligned
access" 0
FAIL: gcc.dg/vect/vect-56.c scan-tree-dump-times vect "Vectorizing an unaligned
access" 1
FAIL: gcc.dg/vect/vect-58.c scan-tree-dump-times vect "Vectorizing an unaligned
access" 0
FAIL: gcc.dg/vect/vect-60.c scan-tree-dump-times vect "Vectorizing an unaligned
access" 1
FAIL: gcc.dg/vect/vect-7.c scan-tree-dump-times vect "Vectorizing an unaligned
access" 0
FAIL: gcc.dg/vect/vect-72.c scan-tree-dump-times vect "Alignment of access
forced using peeli
FAIL: gcc.dg/vect/vect-73-big-array.c scan-tree-dump-times vect "Vectorizing an
unaligned acc
FAIL: gcc.dg/vect/vect-73.c scan-tree-dump-times vect "Vectorizing an unaligned
access" 0
FAIL: gcc.dg/vect/vect-77-global.c scan-tree-dump-times vect "Vectorizing an
unaligned access
FAIL: gcc.dg/vect/vect-78-global.c scan-tree-dump-times vect "Vectorizing an
unaligned access
FAIL: gcc.dg/vect/vect-86.c scan-tree-dump-times vect "Alignment of access
forced using peeli
FAIL: gcc.dg/vect/vect-92.c scan-tree-dump-times vect "Vectorizing an unaligned
access" 0
FAIL: gcc.dg/vect/vect-97-big-array.c scan-tree-dump-times vect "Vectorizing an
unaligned acc
FAIL: gcc.dg/vect/vect-97.c scan-tree-dump-times vect "Vectorizing an unaligned
access" 0
FAIL: gcc.dg/vect/vect-all-big-array.c scan-tree-dump-times vect "Alignment of
access forced
FAIL: gcc.dg/vect/vect-all.c scan-tree-dump-times vect "Alignment of access
forced using peel
FAIL: gcc.dg/vect/vect-multitypes-1.c scan-tree-dump-times vect "Vectorizing an
unaligned acc
FAIL: gcc.dg/vect/vect-multitypes-4.c scan-tree-dump-times vect "Alignment of
access forced u
FAIL: gcc.dg/vect/vect-multitypes-4.c scan-tree-dump-times vect "Vectorizing an
unaligned acc
FAIL: gcc.dg/vect/vect-peel-3.c scan-tree-dump-times vect "Vectorizing an
unaligned access" 1
FAIL: gcc.dg/vect/vect-peel-4.c scan-tree-dump-times vect "Vectorizing an
unaligned access" 1
FAIL: gcc.dg/vect/vect-peel-4.c scan-tree-dump-times vect "Alignment of access
forced using p
FAIL: gcc.dg/vect/slp-25.c scan-tree-dump-times vect "Vectorizing an unaligned
access" 0
FAIL: gcc.dg/vect/slp-25.c scan-tree-dump-times vect "Alignment of access
forced using peelin

XFAIL->XPASS:
XPASS: gcc.dg/vect/vect-60.c scan-tree-dump-times vect "Vectorizing an
unaligned access" 2
XPASS: gcc.dg/vect/vect-56.c scan-tree-dump-times vect "Vectorizing an
unaligned access" 2
XPASS: gcc.dg/vect/vect-multitypes-4.c scan-tree-dump-times vect "Alignment of
access forced

Trunk r185380 
http://gcc.gnu.org/ml/gcc-patches/2012-03/msg00972.html

Configured with  --target=arm-eabi --with-cpu=cortex-a9 --with-float=softfp
--with-fpu=neon


^ permalink raw reply	[flat|nested] 3+ messages in thread

* [Bug middle-end/52603] Test failures in gcc.dg/vect: vectorizing unaligned access
  2012-03-16 15:24 [Bug middle-end/52603] New: Test failures in gcc.dg/vect: vectorizing unaligned access Greta.Yorsh at arm dot com
@ 2012-03-16 16:50 ` rguenth at gcc dot gnu.org
  2012-03-16 16:55 ` rguenth at gcc dot gnu.org
  1 sibling, 0 replies; 3+ messages in thread
From: rguenth at gcc dot gnu.org @ 2012-03-16 16:50 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52603

--- Comment #1 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-03-16 16:48:38 UTC ---
Author: rguenth
Date: Fri Mar 16 16:48:31 2012
New Revision: 185474

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=185474
Log:
2012-03-16  Richard Guenther  <rguenther@suse.de>

    PR tree-optimization/52603
    * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
    comment.

    Revert
    2012-03-14  Richard Guenther  <rguenther@suse.de>

    PR tree-optimization/52571
    * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
    flag_section_anchors check ...
    (vect_can_force_dr_alignment_p): ... here.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/tree-vect-data-refs.c


^ permalink raw reply	[flat|nested] 3+ messages in thread

* [Bug middle-end/52603] Test failures in gcc.dg/vect: vectorizing unaligned access
  2012-03-16 15:24 [Bug middle-end/52603] New: Test failures in gcc.dg/vect: vectorizing unaligned access Greta.Yorsh at arm dot com
  2012-03-16 16:50 ` [Bug middle-end/52603] " rguenth at gcc dot gnu.org
@ 2012-03-16 16:55 ` rguenth at gcc dot gnu.org
  1 sibling, 0 replies; 3+ messages in thread
From: rguenth at gcc dot gnu.org @ 2012-03-16 16:55 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52603

Richard Guenther <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|                            |FIXED

--- Comment #2 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-03-16 16:48:58 UTC ---
Fixed.


^ permalink raw reply	[flat|nested] 3+ messages in thread

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2012-03-16 15:24 [Bug middle-end/52603] New: Test failures in gcc.dg/vect: vectorizing unaligned access Greta.Yorsh at arm dot com
2012-03-16 16:50 ` [Bug middle-end/52603] " rguenth at gcc dot gnu.org
2012-03-16 16:55 ` rguenth at gcc dot gnu.org

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