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Deleted proof annotations in prvInitialiseNewTask.

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This commit is contained in:
Tobias Reinhard 2022-12-13 10:22:57 -05:00
parent 3e1ba55806
commit 676e9fddad
1 changed files with 3 additions and 46 deletions
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49
Test/VeriFast/tasks/vTaskSwitchContext/src/tasks.c
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@ -1884,17 +1884,7 @@ static void prvInitialiseNewTask( TaskFunction_t pxTaskCode,
#if ( tskSET_NEW_STACKS_TO_KNOWN_VALUE == 1 )
{
/* Fill the stack with a known value to assist debugging. */
#ifdef VERIFAST
/* Reason for rewrite:
* - VeriFast reports type mismatch because
* `( int ) tskSTACK_FILL_BYTE` is passed for a char argument.
*
* TODO: Is the type mismatch a real error?
*/
( void ) memset( pxNewTCB->pxStack, ( char ) tskSTACK_FILL_BYTE, ( size_t ) ulStackDepth * sizeof( StackType_t ) );
#else
( void ) memset( pxNewTCB->pxStack, ( int ) tskSTACK_FILL_BYTE, ( size_t ) ulStackDepth * sizeof( StackType_t ) );
#endif
( void ) memset( pxNewTCB->pxStack, ( int ) tskSTACK_FILL_BYTE, ( size_t ) ulStackDepth * sizeof( StackType_t ) );
}
#endif /* tskSET_NEW_STACKS_TO_KNOWN_VALUE */
@ -1908,29 +1898,7 @@ static void prvInitialiseNewTask( TaskFunction_t pxTaskCode,
pxTopOfStack = ( StackType_t * ) ( ( ( portPOINTER_SIZE_TYPE ) pxTopOfStack ) & ( ~( ( portPOINTER_SIZE_TYPE ) portBYTE_ALIGNMENT_MASK ) ) ); /*lint !e923 !e9033 !e9078 MISRA exception. Avoiding casts between pointers and integers is not practical. Size differences accounted for using portPOINTER_SIZE_TYPE type. Checked by assert(). */
/* Check the alignment of the calculated top of stack is correct. */
configASSERT( ( ( ( portPOINTER_SIZE_TYPE ) pxTopOfStack & ( portPOINTER_SIZE_TYPE ) portBYTE_ALIGNMENT_MASK ) == 0UL ) );
#ifndef VERIFAST_SKIP_BITVECTOR_PROOF__STACK_ALIGNMENT
/* Remark: Moving this proof step in front of the above
* assertion increases proof checking time by a lot.
*/
/*@
if( pxTopOfStack < gOldTop )
{
chars_split_at(gcStack, (char*) pxTopOfStack + sizeof(StackType_t));
}
@*/
#else
/* Axiomatize that bit vector operations did not change stack
* pointer.
*/
/* TODO: Can we simplify the axiomatizations here and above
* by assuming that the top pointer was already aligned?
*/
//@ assume( pxTopOfStack == gOldTop );
//@ int gUnalignedBytes = 0;
#endif /* VERIFAST_SKIP_BITVECTOR_PROOF__STACK_ALIGNMENT */
configASSERT( ( ( ( portPOINTER_SIZE_TYPE ) pxTopOfStack & ( portPOINTER_SIZE_TYPE ) portBYTE_ALIGNMENT_MASK ) == 0UL ) );
#if ( configRECORD_STACK_HIGH_ADDRESS == 1 )
{
@ -1957,9 +1925,6 @@ static void prvInitialiseNewTask( TaskFunction_t pxTaskCode,
if( pcName != NULL )
{
for( x = ( UBaseType_t ) 0; x < ( UBaseType_t ) configMAX_TASK_NAME_LEN; x++ )
/*@ invariant chars_(pxNewTCB->pcTaskName, 16, _) &*&
chars(pcName, 16, _);
@*/
{
pxNewTCB->pcTaskName[ x ] = pcName[ x ];
@ -2071,12 +2036,7 @@ static void prvInitialiseNewTask( TaskFunction_t pxTaskCode,
#if ( INCLUDE_xTaskAbortDelay == 1 )
{
#ifdef VERIFAST
/* Reason for rewrite: Assignment not type safe. */
pxNewTCB->ucDelayAborted = pd_U_FALSE;
#else
pxNewTCB->ucDelayAborted = pdFALSE;
#endif
pxNewTCB->ucDelayAborted = pdFALSE;
}
#endif
@ -2175,9 +2135,6 @@ static void prvInitialiseNewTask( TaskFunction_t pxTaskCode,
{
mtCOVERAGE_TEST_MARKER();
}
//@ assert( stack_p_2(_, _, _, ?gFreeBytes, _, _) );
//@ close TCB_p(pxNewTCB, gFreeBytes);
}
/*-----------------------------------------------------------*/