[arm] wrong instructions for dword move in some cases

Bug #612011 reported by Yao Qi
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Linaro GCC
Fix Released
Medium
Yao Qi
4.4
Fix Released
Medium
Yao Qi
4.5
Fix Released
Medium
Yao Qi
Linaro GCC Tracking
Fix Released
Undecided
Yao Qi

Bug Description

Bug is reported against FSF GCC 4.5.0 in GCC bugzilla http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45094
This bug affects linaro gcc 4.4 and linaro gcc 4.5.

Testcase, pr45094.c, is attached.

Actual result: FAIL
Expected result: PASS.

Related branches

Revision history for this message
Yao Qi (yao-codesourcery) wrote :
Revision history for this message
Yao Qi (yao-codesourcery) wrote :
Michael Hope (michaelh1)
Changed in gcc-linaro:
importance: Undecided → Medium
milestone: none → 4.4-2010.08-0
assignee: nobody → Yao Qi (yao-codesourcery)
Michael Hope (michaelh1)
Changed in gcc-linaro:
status: New → In Progress
Revision history for this message
Yao Qi (yao-codesourcery) wrote :

Fix is committed to linaro 4.4. Still waiting for upstream approval of this patch, then we will backport it back to linaro gcc 4.5.

Revision history for this message
Michael Hope (michaelh1) wrote :
Changed in gcc-linaro-tracking:
milestone: none → 4.6.0
status: New → In Progress
Revision history for this message
Michael Hope (michaelh1) wrote :
Revision history for this message
Michael Hope (michaelh1) wrote :

Oops, got 4.4 and 4.5 swapped.

Related: lp:gcc-linaro/4.5,revno=99334
Related: lp:gcc-linaro/4.4,revno=93548

Revision history for this message
Andrew Stubbs (ams-codesourcery) wrote :
Revision history for this message
Andrew Stubbs (ams-codesourcery) wrote :

Related: lp:gcc-linaro/4.5,revno=99332

We should probably find some way to tell the tracker that this isn't related to lp:gcc-linaro/4.5,revno=99334 ???

Revision history for this message
Michael Hope (michaelh1) wrote :
Revision history for this message
Michael Hope (michaelh1) wrote :

Ignore the previous comment...

Divorced: lp:gcc-linaro/4.5,revno=99334

Revision history for this message
Yao Qi (yao-codesourcery) wrote :

Patch was committed in FSF gcc tree,
http://gcc.gnu.org/ml/gcc-patches/2010-08/msg00249.html

Changed in gcc-linaro-tracking:
status: In Progress → Fix Committed
assignee: nobody → Yao Qi (yao-codesourcery)
Changed in gcc-linaro-tracking:
status: Fix Committed → Fix Released
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