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Refactored lock predicates to improve readability.

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This commit is contained in:
Tobias Reinhard 2022-11-29 09:37:23 -05:00
parent b310efa029
commit 014acb9a00
6 changed files with 56 additions and 68 deletions
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10
verification/verifast/proof/task_predicates.h
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@ -66,7 +66,7 @@ predicate TCB_p(TCB_t * tcb, uint32_t ulFreeBytesOnStack) =
tcb->uxPriority |-> _ &*&
tcb->xTaskRunState |-> _ &*&
tcb->xTaskRunState |-> ?gTaskRunState &*&
tcb->xIsIdle |-> _ &*&
// Assumes macro `configMAX_TASK_NAME_LEN` evaluates to 16.
@ -102,13 +102,17 @@ predicate absTCB_p(TCB_t* tcb) =
//
// The predicates below will be expanded iteratively.
predicate prvTCB_p(TCB_t* tcb, uint32_t ulFreeBytesOnStack) =
predicate prvSeg_TCB_p(TCB_t* tcb, uint32_t ulFreeBytesOnStack) =
tcb->pxStack |-> ?stackPtr &*&
tcb->pxTopOfStack |-> ?topPtr &*&
stack_p_2(stackPtr, ?ulStackDepth, topPtr,
ulFreeBytesOnStack, ?ulUsedCells, ?ulUnalignedBytes);
predicate pubTCB_p(TCB_t* tcb, UBaseType_t uxCriticalNesting) =
predicate sharedSeg_TCB_p(TCB_t* tcb) =
tcb->xTaskRunState |-> ?gTaskRunState &*&
true;
predicate coreLocalSeg_TCB_p(TCB_t* tcb, UBaseType_t uxCriticalNesting) =
tcb->uxCriticalNesting |-> uxCriticalNesting;
@*/