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Adapted part of pxPortInitialiseStack proof to new stack predicate.

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This commit is contained in:
Tobias Reinhard 2022-11-02 12:09:15 -04:00
parent 800a7204bc
commit f793c96031
4 changed files with 297 additions and 154 deletions
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8
verification/verifast/proof/stack_predicates.h
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@ -21,8 +21,14 @@ predicate stack_p_2(StackType_t * pxStack,
// pxTopOfStack points to the last sizeof(StackType_t) number of bytes.
(char*) pxStack + ulFreeBytes == (char*) pxTopOfStack + sizeof(StackType_t) &*&
// Used stack cells
integers_(pxTopOfStack + sizeof(StackType_t), sizeof(StackType_t), false, ulUsedCells, _) &*&
integers_(pxTopOfStack + 1, sizeof(StackType_t), false, ulUsedCells, _) &*&
// Unaligned rest
//unalignedRestOfStack_p(pxTopOfStack, ulUsedCells, ulUnalignedBytes);
true; // skip unaligned part for now
predicate unalignedRestOfStack_p(StackType_t * pxTopOfStack,
uint32_t ulUsedCells,
uint32_t ulUnalignedBytes) =
chars((char*) pxTopOfStack + sizeof(StackType_t) * (ulUsedCells + 1), ulUnalignedBytes, _);
@*/