[rtems commit] tmtests/tm26: Fix context switch to FP task
Sebastian Huber
sebh at rtems.org
Sat May 30 14:50:46 UTC 2015
Module: rtems
Branch: master
Commit: 18d18e1c4b0118084b47e5a1d5da9bb518b8dbcc
Changeset: http://git.rtems.org/rtems/commit/?id=18d18e1c4b0118084b47e5a1d5da9bb518b8dbcc
Author: Sebastian Huber <sebastian.huber at embedded-brains.de>
Date: Fri May 29 21:20:31 2015 +0200
tmtests/tm26: Fix context switch to FP task
It is wrong to restore the floating point context here. The
_Context_Switch() ends up in _Thread_Handler() which will call
_Thread_Restore_fp(). In _Thread_Do_dispatch() the FP restore is after
the context switch.
---
testsuites/tmtests/tm26/task1.c | 3 ---
1 file changed, 3 deletions(-)
diff --git a/testsuites/tmtests/tm26/task1.c b/testsuites/tmtests/tm26/task1.c
index 6cec7da..ee66218 100644
--- a/testsuites/tmtests/tm26/task1.c
+++ b/testsuites/tmtests/tm26/task1.c
@@ -439,9 +439,6 @@ rtems_task Low_task(
thread_disable_dispatch();
benchmark_timer_initialize();
-#if (CPU_HARDWARE_FP == 1) || (CPU_SOFTWARE_FP == 1)
- _Context_Restore_fp( &_Thread_Get_executing()->fp_context );
-#endif
_Context_Switch(
&executing->Registers,
&_Thread_Get_executing()->Registers
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