[RTEMS Project] #3756: Condition codes in PSR are destroyed by lazy FP context switch

RTEMS trac trac at rtems.org
Thu Jun 6 06:41:38 UTC 2019


#3756: Condition codes in PSR are destroyed by lazy FP context switch
-----------------------------+------------------------------
 Reporter:  Sebastian Huber  |       Owner:  Sebastian Huber
     Type:  defect           |      Status:  assigned
 Priority:  normal           |   Milestone:  5.1
Component:  arch/sparc       |     Version:  5
 Severity:  critical         |  Resolution:
 Keywords:                   |  Blocked By:
 Blocking:                   |
-----------------------------+------------------------------

Comment (by Sebastian Huber <sebastian.huber@…>):

 In [changeset:"7d7cbf3c51a9af7cc54753ffe716f6a480ed16d1/rtems"
 7d7cbf3c/rtems]:
 {{{
 #!CommitTicketReference repository="rtems"
 revision="7d7cbf3c51a9af7cc54753ffe716f6a480ed16d1"
 sparc: Improve _CPU_Context_validate()

 Use the FPU and check that the condition codes in the PSR are preserved.

 Update #3756.
 }}}

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Ticket URL: <http://devel.rtems.org/ticket/3756#comment:1>
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