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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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38
FreeRTOS/Test/VeriFast/queue/prvIsQueueEmpty.c
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@ -21,29 +21,29 @@
*/
#include "proof/queue.h"
#define taskENTER_CRITICAL() setInterruptMask(pxQueue)
#define taskEXIT_CRITICAL() clearInterruptMask(pxQueue)
#define taskENTER_CRITICAL() setInterruptMask( pxQueue )
#define taskEXIT_CRITICAL() clearInterruptMask( pxQueue )
static BaseType_t prvIsQueueEmpty( const Queue_t *pxQueue )
static BaseType_t prvIsQueueEmpty( const Queue_t * pxQueue )
/*@requires [1/2]queuehandle(pxQueue, ?N, ?M, ?is_isr) &*& is_isr == false;@*/
/*@ensures [1/2]queuehandle(pxQueue, N, M, is_isr);@*/
{
BaseType_t xReturn;
BaseType_t xReturn;
taskENTER_CRITICAL();
/*@assert queue(pxQueue, ?Storage, N, M, ?W, ?R, ?K, ?is_locked, ?abs);@*/
{
if( pxQueue->uxMessagesWaiting == ( UBaseType_t ) 0 )
{
xReturn = pdTRUE;
}
else
{
xReturn = pdFALSE;
}
}
/*@close queue(pxQueue, Storage, N, M, W, R, K, is_locked, abs);@*/
taskEXIT_CRITICAL();
taskENTER_CRITICAL();
/*@assert queue(pxQueue, ?Storage, N, M, ?W, ?R, ?K, ?is_locked, ?abs);@*/
{
if( pxQueue->uxMessagesWaiting == ( UBaseType_t ) 0 )
{
xReturn = pdTRUE;
}
else
{
xReturn = pdFALSE;
}
}
/*@close queue(pxQueue, Storage, N, M, W, R, K, is_locked, abs);@*/
taskEXIT_CRITICAL();
return xReturn;
return xReturn;
}