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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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86
FreeRTOS/Test/VeriFast/queue/vQueueDelete.c
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@ -21,60 +21,60 @@
*/
#include "proof/queue.h"
#define configSUPPORT_DYNAMIC_ALLOCATION 1
#define configSUPPORT_STATIC_ALLOCATION 0
#define configSUPPORT_DYNAMIC_ALLOCATION 1
#define configSUPPORT_STATIC_ALLOCATION 0
void vQueueDelete( QueueHandle_t xQueue )
/*@requires queue(xQueue, ?Storage, ?N, ?M, ?W, ?R, ?K, ?is_locked, ?abs) &*&
queuelists(xQueue) &*&
xQueue->irqMask |-> _ &*&
xQueue->schedulerSuspend |-> _ &*&
xQueue->locked |-> _;@*/
queuelists(xQueue) &*&
xQueue->irqMask |-> _ &*&
xQueue->schedulerSuspend |-> _ &*&
xQueue->locked |-> _;@*/
/*@ensures true;@*/
{
#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 );
traceQUEUE_DELETE( pxQueue );
configASSERT( pxQueue );
traceQUEUE_DELETE( pxQueue );
#if ( configQUEUE_REGISTRY_SIZE > 0 )
{
vQueueUnregisterQueue( pxQueue );
}
#endif
#if ( configQUEUE_REGISTRY_SIZE > 0 )
{
vQueueUnregisterQueue( pxQueue );
}
#endif
#if( ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) && ( configSUPPORT_STATIC_ALLOCATION == 0 ) )
{
/* The queue can only have been allocated dynamically - free it
again. */
vPortFree( pxQueue );
#if ( ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) && ( configSUPPORT_STATIC_ALLOCATION == 0 ) )
{
/* The queue can only have been allocated dynamically - free it
* again. */
vPortFree( pxQueue );
#ifdef VERIFAST /*< leak ghost state on deletion */
/*@leak buffer(_, _, _, _);@*/
/*@leak malloc_block(_, _);@*/
/*@leak buffer(_, _, _, _);@*/
/*@leak malloc_block(_, _);@*/
#endif
}
#elif( ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) && ( configSUPPORT_STATIC_ALLOCATION == 1 ) )
{
/* The queue could have been allocated statically or dynamically, so
check before attempting to free the memory. */
if( pxQueue->ucStaticallyAllocated == ( uint8_t ) pdFALSE )
{
vPortFree( pxQueue );
}
else
{
mtCOVERAGE_TEST_MARKER();
}
}
#else
{
/* The queue must have been statically allocated, so is not going to be
deleted. Avoid compiler warnings about the unused parameter. */
( void ) pxQueue;
}
#endif /* configSUPPORT_DYNAMIC_ALLOCATION */
}
#elif ( ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) && ( configSUPPORT_STATIC_ALLOCATION == 1 ) )
{
/* The queue could have been allocated statically or dynamically, so
* check before attempting to free the memory. */
if( pxQueue->ucStaticallyAllocated == ( uint8_t ) pdFALSE )
{
vPortFree( pxQueue );
}
else
{
mtCOVERAGE_TEST_MARKER();
}
}
#else /* if ( ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) && ( configSUPPORT_STATIC_ALLOCATION == 0 ) ) */
{
/* The queue must have been statically allocated, so is not going to be
* deleted. Avoid compiler warnings about the unused parameter. */
( void ) pxQueue;
}
#endif /* configSUPPORT_DYNAMIC_ALLOCATION */
}