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Prove buffer lemmas (#124)

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* Prove buffer lemmas

* Update queue proofs to latest kernel source

All changes were syntactic due to uncrustify code-formatting

* Strengthen prvCopyDataToQueue proof

* Add extract script for diff comparison

Co-authored-by: Yuhui Zheng <10982575+yuhui-zheng@users.noreply.github.com>
This commit is contained in:
Nathan Chong 2020-07-21 12:51:20 -04:00 • committed by GitHub
parent c720c18ada
commit 8e36bee30e
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26 changed files with 2021 additions and 1762 deletions
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30
FreeRTOS/Test/VeriFast/queue/xQueueIsQueueEmptyFromISR.c
View file

@ -25,24 +25,26 @@
BaseType_t xQueueIsQueueEmptyFromISR( const QueueHandle_t xQueue )
/*@requires queue(xQueue, ?Storage, ?N, ?M, ?W, ?R, ?K, ?is_locked, ?abs);@*/
/*@ensures queue(xQueue, Storage, N, M, W, R, K, is_locked, abs) &*&
result == ((K == 0) ? pdTRUE : pdFALSE);@*/
result == ((K == 0) ? pdTRUE : pdFALSE);@*/
{
BaseType_t xReturn;
BaseType_t xReturn;
#ifdef VERIFAST /*< const pointer declaration */
Queue_t * pxQueue = xQueue;
Queue_t * pxQueue = xQueue;
#else
Queue_t * const pxQueue = xQueue;
Queue_t * const pxQueue = xQueue;
#endif
configASSERT( pxQueue );
if( pxQueue->uxMessagesWaiting == ( UBaseType_t ) 0 )
{
xReturn = pdTRUE;
}
else
{
xReturn = pdFALSE;
}
configASSERT( pxQueue );
return xReturn;
if( pxQueue->uxMessagesWaiting == ( UBaseType_t ) 0 )
{
xReturn = pdTRUE;
}
else
{
xReturn = pdFALSE;
}
return xReturn;
} /*lint !e818 xQueue could not be pointer to const because it is a typedef. */