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Verified alignment properties of stack top pointer.

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This commit is contained in:
Tobias Reinhard 2022-10-28 13:24:01 -04:00
parent 5260817972
commit 06b924d818
4 changed files with 295 additions and 238 deletions
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30
tasks.c
View file

@ -24,6 +24,14 @@
* *
*/ */
#ifdef VERIFAST
/* Ghost header include must occur before any non-ghost includes or other
* non-ghost code. Otherwise VeriFast will report an unspecific parse error.
*/
//@ #include <bitops.gh>
#endif /* VERIFAST */
/* Standard includes. */ /* Standard includes. */
#include <stdlib.h> #include <stdlib.h>
@ -1371,6 +1379,8 @@ static void prvYieldForTask( TCB_t * pxTCB,
pxNewTCB->pxStack = pxStack; pxNewTCB->pxStack = pxStack;
//@ close xLIST_ITEM(&pxNewTCB->xStateListItem, _, _, _, _); //@ close xLIST_ITEM(&pxNewTCB->xStateListItem, _, _, _, _);
//@ close xLIST_ITEM(&pxNewTCB->xEventListItem, _, _, _, _); //@ close xLIST_ITEM(&pxNewTCB->xEventListItem, _, _, _, _);
//@ chars__limits((char*) pxNewTCB->pxStack);
//@ assert( pxNewTCB->pxStack + (size_t) usStackDepth <= (StackType_t*) UINTPTR_MAX );
//@ close uninit_TCB_p(pxNewTCB, ((size_t) usStackDepth) * sizeof(StackType_t)); //@ close uninit_TCB_p(pxNewTCB, ((size_t) usStackDepth) * sizeof(StackType_t));
} }
else else
@ -1492,18 +1502,34 @@ static void prvInitialiseNewTask( TaskFunction_t pxTaskCode,
#if ( portSTACK_GROWTH < 0 ) #if ( portSTACK_GROWTH < 0 )
{ {
pxTopOfStack = &( pxNewTCB->pxStack[ ulStackDepth - ( uint32_t ) 1 ] ); pxTopOfStack = &( pxNewTCB->pxStack[ ulStackDepth - ( uint32_t ) 1 ] );
//@ StackType_t* gOldTop = pxTopOfStack;
// Axiomatize that pointers on RP2040 are 32bit // Axiomatize that pointers on RP2040 are 32bit
//@ ptr_range<uint32_t>(pxTopOfStack); //@ ptr_range<uint32_t>(pxTopOfStack);
// TODO: How can we prove this? // TODO: How can we prove this?
// Assume that no underflow occurs // Assume that no underflow occurs
//@ assume( 0 <= (( (uint32_t) pxTopOfStack) & ~(7)) ); ///@ assume( 0 <= (( (uint32_t) pxTopOfStack) & ~(7)) );
/* Convert top and mask to VeriFast bitvectors and establish
* relation to C variables.
* Note that on RP2040:
* - `portPOINTER_SIZE_TYPE` == `uint32_t`
* - `portBYTE_ALIGNMENT_MASK` == `0x0007`
*/
//@ uint32_t gMask = 0x0007;
//@ Z gzTop = Z_of_uint32((int) pxTopOfStack);
//@ Z gzMask = Z_of_uint32((int) gMask);
//@ bitnot_def(gMask, gzMask);
//@ bitand_def((int) pxTopOfStack, gzTop, ~gMask, Z_not(gzMask));
// TODO: How can we prove this? // TODO: How can we prove this?
// Assume that no overflow occurs. // Assume that no overflow occurs.
//@ assume( (((uint32_t) pxTopOfStack) & ~7) <= UINTPTR_MAX); ///@ assume( (((uint32_t) pxTopOfStack) & ~7) <= UINTPTR_MAX);
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(). */ 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(). */
//@ assert( pxTopOfStack <= gOldTop );
//@ assert( gOldTop - 7 <= pxTopOfStack );
//@ assert(false);
/* Check the alignment of the calculated top of stack is correct. */ /* Check the alignment of the calculated top of stack is correct. */

301
verification/verifast/preprocessed_files/tasks--pp.c
View file

@ -32,6 +32,14 @@
*/ */
/* Ghost header include must occur before any non-ghost includes or other
* non-ghost code. Otherwise VeriFast will report an unspecific parse error.
*/
//@ #include <bitops.gh>
/* Standard includes. */ /* Standard includes. */
// # 1 "/Users/reitobia/programs/verifast-21.04-83-gfae956f7/bin/stdlib.h" 1 // # 1 "/Users/reitobia/programs/verifast-21.04-83-gfae956f7/bin/stdlib.h" 1
@ -134,7 +142,7 @@ long long llabs(long long x);
//@ requires LLONG_MIN < x; //@ requires LLONG_MIN < x;
//@ ensures result == abs(x); //@ ensures result == abs(x);
//@ terminates; //@ terminates;
// # 30 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2 // # 38 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2
// # 1 "/Users/reitobia/programs/verifast-21.04-83-gfae956f7/bin/string.h" 1 // # 1 "/Users/reitobia/programs/verifast-21.04-83-gfae956f7/bin/string.h" 1
@ -203,7 +211,7 @@ void* memset(void *array, char value, size_t size);
char *strdup(char *string); char *strdup(char *string);
//@ requires [?f]string(string, ?cs); //@ requires [?f]string(string, ?cs);
//@ ensures [f]string(string, cs) &*& result == 0 ? true : string(result, cs) &*& malloc_block_chars(result, length(cs) + 1); //@ ensures [f]string(string, cs) &*& result == 0 ? true : string(result, cs) &*& malloc_block_chars(result, length(cs) + 1);
// # 31 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2 // # 39 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2
/* Defining MPU_WRAPPERS_INCLUDED_FROM_API_FILE prevents task.h from redefining /* Defining MPU_WRAPPERS_INCLUDED_FROM_API_FILE prevents task.h from redefining
* all the API functions to use the MPU wrappers. That should only be done when * all the API functions to use the MPU wrappers. That should only be done when
@ -4994,7 +5002,7 @@ typedef StaticStreamBuffer_t StaticMessageBuffer_t;
/* *INDENT-ON* */ /* *INDENT-ON* */
// # 39 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2 // # 47 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2
// # 1 "/Users/reitobia/repos2/FreeRTOS-Kernel/include/task.h" 1 // # 1 "/Users/reitobia/repos2/FreeRTOS-Kernel/include/task.h" 1
/* /*
* FreeRTOS SMP Kernel V202110.00 * FreeRTOS SMP Kernel V202110.00
@ -8513,7 +8521,7 @@ void vTaskYieldWithinAPI( void );
/* *INDENT-ON* */ /* *INDENT-ON* */
// # 40 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2 // # 48 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2
// # 1 "/Users/reitobia/repos2/FreeRTOS-Kernel/include/timers.h" 1 // # 1 "/Users/reitobia/repos2/FreeRTOS-Kernel/include/timers.h" 1
/* /*
* FreeRTOS SMP Kernel V202110.00 * FreeRTOS SMP Kernel V202110.00
@ -9854,7 +9862,7 @@ BaseType_t xTimerGenericCommandFromISR( TimerHandle_t xTimer,
/* *INDENT-ON* */ /* *INDENT-ON* */
// # 41 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2 // # 49 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2
// # 1 "/Users/reitobia/repos2/FreeRTOS-Kernel/include/stack_macros.h" 1 // # 1 "/Users/reitobia/repos2/FreeRTOS-Kernel/include/stack_macros.h" 1
/* /*
* FreeRTOS SMP Kernel V202110.00 * FreeRTOS SMP Kernel V202110.00
@ -9915,7 +9923,7 @@ BaseType_t xTimerGenericCommandFromISR( TimerHandle_t xTimer,
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
/* Remove stack overflow macro if not being used. */ /* Remove stack overflow macro if not being used. */
// # 42 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2 // # 50 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2
/* Verifast proof setup /* Verifast proof setup
* *
@ -9940,7 +9948,7 @@ BaseType_t xTimerGenericCommandFromISR( TimerHandle_t xTimer,
* unsigned types. While that's safe in practice, it is not * unsigned types. While that's safe in practice, it is not
* type safe. Hence we define * type safe. Hence we define
*/ */
// # 50 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2 // # 58 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2
// # 1 "/Users/reitobia/repos2/FreeRTOS-Kernel/verification/verifast/proof/stack_predicates.h" 1 // # 1 "/Users/reitobia/repos2/FreeRTOS-Kernel/verification/verifast/proof/stack_predicates.h" 1
@ -9995,7 +10003,7 @@ ensures // free cells minus top cell
open integers_(pxStack + (freeCells-1), _, _, _, _); open integers_(pxStack + (freeCells-1), _, _, _, _);
} }
@*/ @*/
// # 51 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2 // # 59 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2
// # 1 "/Users/reitobia/repos2/FreeRTOS-Kernel/verification/verifast/proof/task_predicates.h" 1 // # 1 "/Users/reitobia/repos2/FreeRTOS-Kernel/verification/verifast/proof/task_predicates.h" 1
@ -10047,6 +10055,7 @@ predicate uninit_TCB_p(TCB_t * tcb, int stackSize) =
tcb->uxPriority |-> _ &*& tcb->uxPriority |-> _ &*&
tcb->pxStack |-> ?stackPtr &*& tcb->pxStack |-> ?stackPtr &*&
(char*) stackPtr + stackSize <= (char*) UINTPTR_MAX &*&
chars_((char*) stackPtr, stackSize, _) &*& chars_((char*) stackPtr, stackSize, _) &*&
malloc_block_chars((char*) stackPtr, stackSize) &*& malloc_block_chars((char*) stackPtr, stackSize) &*&
@ -10072,7 +10081,7 @@ predicate uninit_TCB_p(TCB_t * tcb, int stackSize) =
tcb->ucDelayAborted |-> _; tcb->ucDelayAborted |-> _;
@*/ @*/
// # 52 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2 // # 60 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2
// # 1 "/Users/reitobia/repos2/FreeRTOS-Kernel/verification/verifast/proof_setup/verifast_RP2040_axioms.h" 1 // # 1 "/Users/reitobia/repos2/FreeRTOS-Kernel/verification/verifast/proof_setup/verifast_RP2040_axioms.h" 1
@ -10090,7 +10099,7 @@ lemma void ptr_range<t>(t* ptr);
requires true; requires true;
ensures 0 <= (int) ptr &*& (int) ptr <= 4294967295; ensures 0 <= (int) ptr &*& (int) ptr <= 4294967295;
@*/ @*/
// # 53 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2 // # 61 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2
// # 1 "/Users/reitobia/repos2/FreeRTOS-Kernel/verification/verifast/proof/verifast_prelude_extended.h" 1 // # 1 "/Users/reitobia/repos2/FreeRTOS-Kernel/verification/verifast/proof/verifast_prelude_extended.h" 1
@ -10143,7 +10152,7 @@ lemma_auto void integers___to_integers_(void *p);
requires [?f]integers__(p, ?size, ?signed_, ?count, _); requires [?f]integers__(p, ?size, ?signed_, ?count, _);
ensures [f]integers_(p, size, signed_, count, _); ensures [f]integers_(p, size, signed_, count, _);
@*/ @*/
// # 54 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2 // # 62 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2
// # 1 "/Users/reitobia/repos2/FreeRTOS-Kernel/verification/verifast/proof_setup/verifast_asm.h" 1 // # 1 "/Users/reitobia/repos2/FreeRTOS-Kernel/verification/verifast/proof_setup/verifast_asm.h" 1
@ -10169,7 +10178,7 @@ bool assert_fct(bool b)
* VeriFast does not support embedding block statements that consist of * VeriFast does not support embedding block statements that consist of
* multiple elemts in expression contexts, e.g., `({e1; e2})`. * multiple elemts in expression contexts, e.g., `({e1; e2})`.
*/ */
// # 55 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2 // # 63 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2
// # 1 "/Users/reitobia/repos2/FreeRTOS-Kernel/verification/verifast/proof/snippets/rp2040_port_c_snippets.c" 1 // # 1 "/Users/reitobia/repos2/FreeRTOS-Kernel/verification/verifast/proof/snippets/rp2040_port_c_snippets.c" 1
/* /*
@ -10313,7 +10322,7 @@ StackType_t * pxPortInitialiseStack( StackType_t * pxTopOfStack,
//@ close stack_p(pxStack, ulStackDepth, pxTopOfStack, ulStackDepth-16); //@ close stack_p(pxStack, ulStackDepth, pxTopOfStack, ulStackDepth-16);
return pxTopOfStack; return pxTopOfStack;
} }
// # 57 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2 // # 65 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" 2
/* Lint e9021, e961 and e750 are suppressed as a MISRA exception justified /* Lint e9021, e961 and e750 are suppressed as a MISRA exception justified
@ -10324,7 +10333,7 @@ StackType_t * pxPortInitialiseStack( StackType_t * pxTopOfStack,
/* Set configUSE_STATS_FORMATTING_FUNCTIONS to 2 to include the stats formatting /* Set configUSE_STATS_FORMATTING_FUNCTIONS to 2 to include the stats formatting
* functions but without including stdio.h here. */ * functions but without including stdio.h here. */
// # 85 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 93 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/* Values that can be assigned to the ucNotifyState member of the TCB. */ /* Values that can be assigned to the ucNotifyState member of the TCB. */
@ -10381,18 +10390,18 @@ StackType_t * pxPortInitialiseStack( StackType_t * pxTopOfStack,
/* uxTopReadyPriority holds the priority of the highest priority ready /* uxTopReadyPriority holds the priority of the highest priority ready
* state task. */ * state task. */
// # 149 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 157 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
/* Define away taskRESET_READY_PRIORITY() and portRESET_READY_PRIORITY() as /* Define away taskRESET_READY_PRIORITY() and portRESET_READY_PRIORITY() as
* they are only required when a port optimised method of task selection is * they are only required when a port optimised method of task selection is
* being used. */ * being used. */
// # 183 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 191 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
/* pxDelayedTaskList and pxOverflowDelayedTaskList are switched when the tick /* pxDelayedTaskList and pxOverflowDelayedTaskList are switched when the tick
* count overflows. */ * count overflows. */
// # 201 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 209 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
/* /*
@ -10447,7 +10456,7 @@ typedef BaseType_t TaskRunning_t;
typedef struct tskTaskControlBlock /* The old naming convention is used to prevent breaking kernel aware debuggers. */ typedef struct tskTaskControlBlock /* The old naming convention is used to prevent breaking kernel aware debuggers. */
{ {
volatile StackType_t * pxTopOfStack; /*< Points to the location of the last item placed on the tasks stack. THIS MUST BE THE FIRST MEMBER OF THE TCB STRUCT. */ volatile StackType_t * pxTopOfStack; /*< Points to the location of the last item placed on the tasks stack. THIS MUST BE THE FIRST MEMBER OF THE TCB STRUCT. */
// # 264 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 272 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
ListItem_t xStateListItem; /*< The list that the state list item of a task is reference from denotes the state of that task (Ready, Blocked, Suspended ). */ ListItem_t xStateListItem; /*< The list that the state list item of a task is reference from denotes the state of that task (Ready, Blocked, Suspended ). */
ListItem_t xEventListItem; /*< Used to reference a task from an event list. */ ListItem_t xEventListItem; /*< Used to reference a task from an event list. */
UBaseType_t uxPriority; /*< The priority of the task. 0 is the lowest priority. */ UBaseType_t uxPriority; /*< The priority of the task. 0 is the lowest priority. */
@ -10455,7 +10464,7 @@ typedef struct tskTaskControlBlock /* The old naming convention is used to preve
volatile TaskRunning_t xTaskRunState; /*< Used to identify the core the task is running on, if any. */ volatile TaskRunning_t xTaskRunState; /*< Used to identify the core the task is running on, if any. */
BaseType_t xIsIdle; /*< Used to identify the idle tasks. */ BaseType_t xIsIdle; /*< Used to identify the idle tasks. */
char pcTaskName[ 16 ]; /*< Descriptive name given to the task when created. Facilitates debugging only. */ /*lint !e971 Unqualified char types are allowed for strings and single characters only. */ char pcTaskName[ 16 ]; /*< Descriptive name given to the task when created. Facilitates debugging only. */ /*lint !e971 Unqualified char types are allowed for strings and single characters only. */
// # 281 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 289 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
UBaseType_t uxCriticalNesting; /*< Holds the critical section nesting depth for ports that do not maintain their own count in the port layer. */ UBaseType_t uxCriticalNesting; /*< Holds the critical section nesting depth for ports that do not maintain their own count in the port layer. */
@ -10475,7 +10484,7 @@ typedef struct tskTaskControlBlock /* The old naming convention is used to preve
void * pvThreadLocalStoragePointers[ 5 ]; void * pvThreadLocalStoragePointers[ 5 ];
// # 321 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 329 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
volatile uint32_t ulNotifiedValue[ 1 ]; volatile uint32_t ulNotifiedValue[ 1 ];
volatile uint8_t ucNotifyState[ 1 ]; volatile uint8_t ucNotifyState[ 1 ];
@ -10566,7 +10575,7 @@ const volatile UBaseType_t uxTopUsedPriority = 32 - 1U;
* must not be done by an ISR. Reads must be protected by either lock and may be done by * must not be done by an ISR. Reads must be protected by either lock and may be done by
* either an ISR or a task. */ * either an ISR or a task. */
static volatile UBaseType_t uxSchedulerSuspended = ( UBaseType_t ) ( ( char ) 0 ); static volatile UBaseType_t uxSchedulerSuspended = ( UBaseType_t ) ( ( char ) 0 );
// # 421 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 429 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*lint -restore */ /*lint -restore */
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
@ -10719,7 +10728,7 @@ static void prvAddCurrentTaskToDelayedList( TickType_t xTicksToWait,
* will exit the Blocked state. * will exit the Blocked state.
*/ */
static void prvResetNextTaskUnblockTime( void ) ; static void prvResetNextTaskUnblockTime( void ) ;
// # 585 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 593 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/* /*
* Called after a Task_t structure has been allocated either statically or * Called after a Task_t structure has been allocated either statically or
* dynamically to fill in the structure's members. * dynamically to fill in the structure's members.
@ -10751,9 +10760,9 @@ static void prvAddNewTaskToReadyList( TCB_t * pxNewTCB ) ;
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
// # 635 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 643 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
// # 718 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 726 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
static void prvYieldCore( BaseType_t xCoreID ) static void prvYieldCore( BaseType_t xCoreID )
@ -10795,8 +10804,8 @@ static void prvYieldForTask( TCB_t * pxTCB,
/* THIS FUNCTION MUST BE CALLED FROM A CRITICAL SECTION */ /* THIS FUNCTION MUST BE CALLED FROM A CRITICAL SECTION */
(__builtin_expect(!(xTaskGetCurrentTaskHandle()->uxCriticalNesting > 0U), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 759, "xTaskGetCurrentTaskHandle()->uxCriticalNesting > 0U") : (void)0); (__builtin_expect(!(xTaskGetCurrentTaskHandle()->uxCriticalNesting > 0U), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 767, "xTaskGetCurrentTaskHandle()->uxCriticalNesting > 0U") : (void)0);
// # 772 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 780 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
xLowestPriority = ( BaseType_t ) pxTCB->uxPriority; xLowestPriority = ( BaseType_t ) pxTCB->uxPriority;
if( xPreemptEqualPriority == ( ( char ) 0 ) ) if( xPreemptEqualPriority == ( ( char ) 0 ) )
@ -10835,7 +10844,7 @@ static void prvYieldForTask( TCB_t * pxTCB,
{ {
; ;
} }
// # 826 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 834 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
} }
else else
{ {
@ -10848,7 +10857,7 @@ static void prvYieldForTask( TCB_t * pxTCB,
prvYieldCore( xLowestPriorityCore ); prvYieldCore( xLowestPriorityCore );
xYieldCount++; xYieldCount++;
} }
// # 846 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 854 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
} }
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
@ -10859,10 +10868,10 @@ static void prvYieldForTask( TCB_t * pxTCB,
UBaseType_t uxCurrentPriority = uxTopReadyPriority; UBaseType_t uxCurrentPriority = uxTopReadyPriority;
BaseType_t xTaskScheduled = ( ( char ) 0 ); BaseType_t xTaskScheduled = ( ( char ) 0 );
BaseType_t xDecrementTopPriority = ( ( char ) 1 ); BaseType_t xDecrementTopPriority = ( ( char ) 1 );
// # 864 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 872 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
while( xTaskScheduled == ( ( char ) 0 ) ) while( xTaskScheduled == ( ( char ) 0 ) )
{ {
// # 878 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 886 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
if( ( ( ( &( pxReadyTasksLists[ uxCurrentPriority ] ) )->uxNumberOfItems == ( UBaseType_t ) 0 ) ? ( ( char ) 1 ) : ( ( char ) 0 ) ) == ( ( char ) 0 ) ) if( ( ( ( &( pxReadyTasksLists[ uxCurrentPriority ] ) )->uxNumberOfItems == ( UBaseType_t ) 0 ) ? ( ( char ) 1 ) : ( ( char ) 0 ) ) == ( ( char ) 0 ) )
{ {
@ -10900,7 +10909,7 @@ static void prvYieldForTask( TCB_t * pxTCB,
pxTCB = pxTaskItem->pvOwner; pxTCB = pxTaskItem->pvOwner;
/*debug_printf("Attempting to schedule %s on core %d\n", pxTCB->pcTaskName, portGET_CORE_ID() ); */ /*debug_printf("Attempting to schedule %s on core %d\n", pxTCB->pcTaskName, portGET_CORE_ID() ); */
// # 931 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 939 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
if( pxTCB->xTaskRunState == ( TaskRunning_t ) ( -1 ) ) if( pxTCB->xTaskRunState == ( TaskRunning_t ) ( -1 ) )
{ {
@ -10921,7 +10930,7 @@ static void prvYieldForTask( TCB_t * pxTCB,
} }
else if( pxTCB == pxCurrentTCBs[ xCoreID ] ) else if( pxTCB == pxCurrentTCBs[ xCoreID ] )
{ {
(__builtin_expect(!(( pxTCB->xTaskRunState == xCoreID ) || ( pxTCB->xTaskRunState == ( TaskRunning_t ) ( -2 ) )), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 951, "( pxTCB->xTaskRunState == xCoreID ) || ( pxTCB->xTaskRunState == ( TaskRunning_t ) ( -2 ) )") : (void)0); (__builtin_expect(!(( pxTCB->xTaskRunState == xCoreID ) || ( pxTCB->xTaskRunState == ( TaskRunning_t ) ( -2 ) )), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 959, "( pxTCB->xTaskRunState == xCoreID ) || ( pxTCB->xTaskRunState == ( TaskRunning_t ) ( -2 ) )") : (void)0);
@ -10965,21 +10974,21 @@ static void prvYieldForTask( TCB_t * pxTCB,
return ( ( char ) 0 ); return ( ( char ) 0 );
} }
(__builtin_expect(!(( uxCurrentPriority > ( ( UBaseType_t ) 0U ) ) || ( xTaskScheduled == ( ( char ) 1 ) )), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 995, "( uxCurrentPriority > ( ( UBaseType_t ) 0U ) ) || ( xTaskScheduled == ( ( char ) 1 ) )") : (void)0); (__builtin_expect(!(( uxCurrentPriority > ( ( UBaseType_t ) 0U ) ) || ( xTaskScheduled == ( ( char ) 1 ) )), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 1003, "( uxCurrentPriority > ( ( UBaseType_t ) 0U ) ) || ( xTaskScheduled == ( ( char ) 1 ) )") : (void)0);
uxCurrentPriority--; uxCurrentPriority--;
} }
(__builtin_expect(!(( ( 0 <= pxCurrentTCBs[ xCoreID ]->xTaskRunState ) && ( pxCurrentTCBs[ xCoreID ]->xTaskRunState < 1 ) )), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 999, "( ( 0 <= pxCurrentTCBs[ xCoreID ]->xTaskRunState ) && ( pxCurrentTCBs[ xCoreID ]->xTaskRunState < 1 ) )") : (void)0); (__builtin_expect(!(( ( 0 <= pxCurrentTCBs[ xCoreID ]->xTaskRunState ) && ( pxCurrentTCBs[ xCoreID ]->xTaskRunState < 1 ) )), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 1007, "( ( 0 <= pxCurrentTCBs[ xCoreID ]->xTaskRunState ) && ( pxCurrentTCBs[ xCoreID ]->xTaskRunState < 1 ) )") : (void)0);
// # 1075 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 1083 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
return ( ( char ) 1 ); return ( ( char ) 1 );
} }
// # 1091 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 1099 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
// # 1169 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 1177 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
// # 1232 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 1240 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
// # 1298 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 1306 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
@ -10996,7 +11005,7 @@ static void prvYieldForTask( TCB_t * pxTCB,
chars(pcName, 16, _); chars(pcName, 16, _);
@*/ @*/
//@ ensures true; //@ ensures true;
// # 1327 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 1335 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
{ {
TCB_t * pxNewTCB; TCB_t * pxNewTCB;
BaseType_t xReturn; BaseType_t xReturn;
@ -11004,7 +11013,7 @@ static void prvYieldForTask( TCB_t * pxTCB,
/* If the stack grows down then allocate the stack then the TCB so the stack /* If the stack grows down then allocate the stack then the TCB so the stack
* does not grow into the TCB. Likewise if the stack grows up then allocate * does not grow into the TCB. Likewise if the stack grows up then allocate
* the TCB then the stack. */ * the TCB then the stack. */
// # 1357 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 1365 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
{ {
StackType_t * pxStack; StackType_t * pxStack;
@ -11022,6 +11031,8 @@ static void prvYieldForTask( TCB_t * pxTCB,
pxNewTCB->pxStack = pxStack; pxNewTCB->pxStack = pxStack;
//@ close xLIST_ITEM(&pxNewTCB->xStateListItem, _, _, _, _); //@ close xLIST_ITEM(&pxNewTCB->xStateListItem, _, _, _, _);
//@ close xLIST_ITEM(&pxNewTCB->xEventListItem, _, _, _, _); //@ close xLIST_ITEM(&pxNewTCB->xEventListItem, _, _, _, _);
//@ chars__limits((char*) pxNewTCB->pxStack);
//@ assert( pxNewTCB->pxStack + (size_t) usStackDepth <= (StackType_t*) UINTPTR_MAX );
//@ close uninit_TCB_p(pxNewTCB, ((size_t) usStackDepth) * sizeof(StackType_t)); //@ close uninit_TCB_p(pxNewTCB, ((size_t) usStackDepth) * sizeof(StackType_t));
} }
else else
@ -11040,9 +11051,9 @@ static void prvYieldForTask( TCB_t * pxTCB,
if( pxNewTCB != 0 ) if( pxNewTCB != 0 )
{ {
// # 1400 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 1410 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
prvInitialiseNewTask( pxTaskCode, pcName, ( uint32_t ) usStackDepth, pvParameters, uxPriority, pxCreatedTask, pxNewTCB, 0 ); prvInitialiseNewTask( pxTaskCode, pcName, ( uint32_t ) usStackDepth, pvParameters, uxPriority, pxCreatedTask, pxNewTCB, 0 );
// # 1409 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 1419 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
prvAddNewTaskToReadyList( pxNewTCB ); prvAddNewTaskToReadyList( pxNewTCB );
xReturn = ( ( ( char ) 1 ) ); xReturn = ( ( ( char ) 1 ) );
} }
@ -11080,7 +11091,7 @@ static void prvInitialiseNewTask( TaskFunction_t pxTaskCode,
{ {
StackType_t * pxTopOfStack; StackType_t * pxTopOfStack;
UBaseType_t x; UBaseType_t x;
// # 1463 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 1473 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
//@ open uninit_TCB_p(_,_); //@ open uninit_TCB_p(_,_);
/* Avoid dependency on memset() if it is not required. */ /* Avoid dependency on memset() if it is not required. */
@ -11113,23 +11124,39 @@ static void prvInitialiseNewTask( TaskFunction_t pxTaskCode,
{ {
pxTopOfStack = &( pxNewTCB->pxStack[ ulStackDepth - ( uint32_t ) 1 ] ); pxTopOfStack = &( pxNewTCB->pxStack[ ulStackDepth - ( uint32_t ) 1 ] );
//@ StackType_t* gOldTop = pxTopOfStack;
// Axiomatize that pointers on RP2040 are 32bit // Axiomatize that pointers on RP2040 are 32bit
//@ ptr_range<uint32_t>(pxTopOfStack); //@ ptr_range<uint32_t>(pxTopOfStack);
// TODO: How can we prove this? // TODO: How can we prove this?
// Assume that no underflow occurs // Assume that no underflow occurs
//@ assume( 0 <= (( (uint32_t) pxTopOfStack) & ~(7)) ); ///@ assume( 0 <= (( (uint32_t) pxTopOfStack) & ~(7)) );
/* Convert top and mask to VeriFast bitvectors and establish
* relation to C variables.
* Note that on RP2040:
* - `portPOINTER_SIZE_TYPE` == `uint32_t`
* - `portBYTE_ALIGNMENT_MASK` == `0x0007`
*/
//@ uint32_t gMask = 0x0007;
//@ Z gzTop = Z_of_uint32((int) pxTopOfStack);
//@ Z gzMask = Z_of_uint32((int) gMask);
//@ bitnot_def(gMask, gzMask);
//@ bitand_def((int) pxTopOfStack, gzTop, ~gMask, Z_not(gzMask));
// TODO: How can we prove this? // TODO: How can we prove this?
// Assume that no overflow occurs. // Assume that no overflow occurs.
//@ assume( (((uint32_t) pxTopOfStack) & ~7) <= UINTPTR_MAX); ///@ assume( (((uint32_t) pxTopOfStack) & ~7) <= UINTPTR_MAX);
pxTopOfStack = ( StackType_t * ) ( ( ( uint32_t ) pxTopOfStack ) & ( ~( ( uint32_t ) ( 0x0007 ) ) ) ); /*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(). */ pxTopOfStack = ( StackType_t * ) ( ( ( uint32_t ) pxTopOfStack ) & ( ~( ( uint32_t ) ( 0x0007 ) ) ) ); /*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(). */
//@ assert( pxTopOfStack <= gOldTop );
//@ assert( gOldTop - 7 <= pxTopOfStack );
//@ assert(false);
/* Check the alignment of the calculated top of stack is correct. */ /* Check the alignment of the calculated top of stack is correct. */
// # 1523 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 1549 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
} }
// # 1537 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 1563 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
//@ close uninit_TCB_p(pxNewTCB, stackSize); //@ close uninit_TCB_p(pxNewTCB, stackSize);
/* Store the task name in the TCB. */ /* Store the task name in the TCB. */
@ -11219,7 +11246,7 @@ static void prvInitialiseNewTask( TaskFunction_t pxTaskCode,
{ {
pxNewTCB->uxCriticalNesting = ( UBaseType_t ) 0U; pxNewTCB->uxCriticalNesting = ( UBaseType_t ) 0U;
} }
// # 1645 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 1671 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
{ {
/* Avoid compiler warning about unreferenced parameter. */ /* Avoid compiler warning about unreferenced parameter. */
( void ) xRegions; ( void ) xRegions;
@ -11246,7 +11273,7 @@ static void prvInitialiseNewTask( TaskFunction_t pxTaskCode,
//@ uchars__to_chars_(pxNewTCB->ucNotifyState); //@ uchars__to_chars_(pxNewTCB->ucNotifyState);
memset( ( void * ) &( pxNewTCB->ucNotifyState[ 0 ] ), 0x00, sizeof( pxNewTCB->ucNotifyState ) ); memset( ( void * ) &( pxNewTCB->ucNotifyState[ 0 ] ), 0x00, sizeof( pxNewTCB->ucNotifyState ) );
} }
// # 1683 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 1709 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
{ {
/* Reason for rewrite: Assignment not type safe. */ /* Reason for rewrite: Assignment not type safe. */
@ -11255,17 +11282,17 @@ static void prvInitialiseNewTask( TaskFunction_t pxTaskCode,
} }
// # 1706 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 1732 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/* Initialize the TCB stack to look as if the task was already running, /* Initialize the TCB stack to look as if the task was already running,
* but had been interrupted by the scheduler. The return address is set * but had been interrupted by the scheduler. The return address is set
* to the start of the task function. Once the stack has been initialised * to the start of the task function. Once the stack has been initialised
* the top of stack variable is updated. */ * the top of stack variable is updated. */
// # 1734 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 1760 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
{ {
/* If the port has capability to detect stack overflow, /* If the port has capability to detect stack overflow,
* pass the stack end address to the stack initialization * pass the stack end address to the stack initialization
* function as well. */ * function as well. */
// # 1751 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 1777 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
{ {
pxNewTCB->pxTopOfStack = pxPortInitialiseStack( pxTopOfStack, pxTaskCode, pvParameters ); pxNewTCB->pxTopOfStack = pxPortInitialiseStack( pxTopOfStack, pxTaskCode, pvParameters );
} }
@ -11476,7 +11503,7 @@ static void prvAddNewTaskToReadyList( TCB_t * pxNewTCB )
if( xTaskRunningOnCore == xCoreID ) if( xTaskRunningOnCore == xCoreID )
{ {
(__builtin_expect(!(uxSchedulerSuspended == 0), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 1961, "uxSchedulerSuspended == 0") : (void)0); (__builtin_expect(!(uxSchedulerSuspended == 0), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 1987, "uxSchedulerSuspended == 0") : (void)0);
vTaskYieldWithinAPI(); vTaskYieldWithinAPI();
} }
else else
@ -11499,12 +11526,12 @@ static void prvAddNewTaskToReadyList( TCB_t * pxNewTCB )
TickType_t xTimeToWake; TickType_t xTimeToWake;
BaseType_t xAlreadyYielded, xShouldDelay = ( ( char ) 0 ); BaseType_t xAlreadyYielded, xShouldDelay = ( ( char ) 0 );
(__builtin_expect(!(pxPreviousWakeTime), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 1984, "pxPreviousWakeTime") : (void)0); (__builtin_expect(!(pxPreviousWakeTime), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 2010, "pxPreviousWakeTime") : (void)0);
(__builtin_expect(!(( xTimeIncrement > 0U )), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 1985, "( xTimeIncrement > 0U )") : (void)0); (__builtin_expect(!(( xTimeIncrement > 0U )), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 2011, "( xTimeIncrement > 0U )") : (void)0);
vTaskSuspendAll(); vTaskSuspendAll();
{ {
(__builtin_expect(!(uxSchedulerSuspended == 1), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 1989, "uxSchedulerSuspended == 1") : (void)0); (__builtin_expect(!(uxSchedulerSuspended == 1), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 2015, "uxSchedulerSuspended == 1") : (void)0);
/* Minor optimisation. The tick count cannot change in this /* Minor optimisation. The tick count cannot change in this
* block. */ * block. */
@ -11590,7 +11617,7 @@ static void prvAddNewTaskToReadyList( TCB_t * pxNewTCB )
{ {
vTaskSuspendAll(); vTaskSuspendAll();
{ {
(__builtin_expect(!(uxSchedulerSuspended == 1), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 2075, "uxSchedulerSuspended == 1") : (void)0); (__builtin_expect(!(uxSchedulerSuspended == 1), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 2101, "uxSchedulerSuspended == 1") : (void)0);
; ;
/* A task that is removed from the event list while the /* A task that is removed from the event list while the
@ -11644,7 +11671,7 @@ static void prvAddNewTaskToReadyList( TCB_t * pxNewTCB )
const TCB_t * const pxTCB = xTask; const TCB_t * const pxTCB = xTask;
(__builtin_expect(!(pxTCB), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 2129, "pxTCB") : (void)0); (__builtin_expect(!(pxTCB), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 2155, "pxTCB") : (void)0);
vTaskEnterCritical(); vTaskEnterCritical();
{ {
@ -11820,7 +11847,7 @@ static void prvAddNewTaskToReadyList( TCB_t * pxNewTCB )
BaseType_t xYieldForTask = ( ( char ) 0 ); BaseType_t xYieldForTask = ( ( char ) 0 );
BaseType_t xCoreID; BaseType_t xCoreID;
(__builtin_expect(!(( uxNewPriority < 32 )), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 2305, "( uxNewPriority < 32 )") : (void)0); (__builtin_expect(!(( uxNewPriority < 32 )), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 2331, "( uxNewPriority < 32 )") : (void)0);
/* Ensure the new priority is valid. */ /* Ensure the new priority is valid. */
if( uxNewPriority >= ( UBaseType_t ) 32 ) if( uxNewPriority >= ( UBaseType_t ) 32 )
@ -11974,13 +12001,13 @@ static void prvAddNewTaskToReadyList( TCB_t * pxNewTCB )
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
// # 2493 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 2519 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
// # 2516 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 2542 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
// # 2534 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 2560 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
// # 2562 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 2588 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
@ -12057,7 +12084,7 @@ static void prvAddNewTaskToReadyList( TCB_t * pxNewTCB )
if( xTaskRunningOnCore == 0 ) if( xTaskRunningOnCore == 0 )
{ {
/* The current task has just been suspended. */ /* The current task has just been suspended. */
(__builtin_expect(!(uxSchedulerSuspended == 0), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 2638, "uxSchedulerSuspended == 0") : (void)0); (__builtin_expect(!(uxSchedulerSuspended == 0), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 2664, "uxSchedulerSuspended == 0") : (void)0);
vTaskYieldWithinAPI(); vTaskYieldWithinAPI();
} }
else else
@ -12071,7 +12098,7 @@ static void prvAddNewTaskToReadyList( TCB_t * pxNewTCB )
{ {
vTaskExitCritical(); vTaskExitCritical();
(__builtin_expect(!(pxTCB == pxCurrentTCBs[ xTaskRunningOnCore ]), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 2652, "pxTCB == pxCurrentTCBs[ xTaskRunningOnCore ]") : (void)0); (__builtin_expect(!(pxTCB == pxCurrentTCBs[ xTaskRunningOnCore ]), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 2678, "pxTCB == pxCurrentTCBs[ xTaskRunningOnCore ]") : (void)0);
/* The scheduler is not running, but the task that was pointed /* The scheduler is not running, but the task that was pointed
* to by pxCurrentTCB has just been suspended and pxCurrentTCB * to by pxCurrentTCB has just been suspended and pxCurrentTCB
@ -12118,7 +12145,7 @@ static void prvAddNewTaskToReadyList( TCB_t * pxNewTCB )
/* Accesses xPendingReadyList so must be called from a critical section. */ /* Accesses xPendingReadyList so must be called from a critical section. */
/* It does not make sense to check if the calling task is suspended. */ /* It does not make sense to check if the calling task is suspended. */
(__builtin_expect(!(xTask), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 2699, "xTask") : (void)0); (__builtin_expect(!(xTask), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 2725, "xTask") : (void)0);
/* Is the task being resumed actually in the suspended list? */ /* Is the task being resumed actually in the suspended list? */
if( ( ( ( &( pxTCB->xStateListItem ) )->pxContainer == ( &xSuspendedTaskList ) ) ? ( ( ( char ) 1 ) ) : ( ( ( char ) 0 ) ) ) != ( ( char ) 0 ) ) if( ( ( ( &( pxTCB->xStateListItem ) )->pxContainer == ( &xSuspendedTaskList ) ) ? ( ( ( char ) 1 ) ) : ( ( ( char ) 0 ) ) ) != ( ( char ) 0 ) )
@ -12167,7 +12194,7 @@ static void prvAddNewTaskToReadyList( TCB_t * pxNewTCB )
/* It does not make sense to resume the calling task. */ /* It does not make sense to resume the calling task. */
(__builtin_expect(!(xTaskToResume), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 2748, "xTaskToResume") : (void)0); (__builtin_expect(!(xTaskToResume), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 2774, "xTaskToResume") : (void)0);
/* The parameter cannot be NULL as it is impossible to resume the /* The parameter cannot be NULL as it is impossible to resume the
* currently executing task. It is also impossible to resume a task * currently executing task. It is also impossible to resume a task
@ -12226,7 +12253,7 @@ static void prvAddNewTaskToReadyList( TCB_t * pxNewTCB )
UBaseType_t uxSavedInterruptStatus; UBaseType_t uxSavedInterruptStatus;
(__builtin_expect(!(xTaskToResume), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 2807, "xTaskToResume") : (void)0); (__builtin_expect(!(xTaskToResume), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 2833, "xTaskToResume") : (void)0);
/* RTOS ports that support interrupt nesting have the concept of a /* RTOS ports that support interrupt nesting have the concept of a
* maximum system call (or maximum API call) interrupt priority. * maximum system call (or maximum API call) interrupt priority.
@ -12347,7 +12374,7 @@ static BaseType_t prvCreateIdleTasks( void )
{ {
; ;
} }
// # 2975 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 3001 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
{ {
if( xCoreID == 0 ) if( xCoreID == 0 )
{ {
@ -12359,7 +12386,7 @@ static BaseType_t prvCreateIdleTasks( void )
( ( UBaseType_t ) 0x00 ), /* In effect ( tskIDLE_PRIORITY | portPRIVILEGE_BIT ), but tskIDLE_PRIORITY is zero. */ ( ( UBaseType_t ) 0x00 ), /* In effect ( tskIDLE_PRIORITY | portPRIVILEGE_BIT ), but tskIDLE_PRIORITY is zero. */
&xIdleTaskHandle[ xCoreID ] ); /*lint !e961 MISRA exception, justified as it is not a redundant explicit cast to all supported compilers. */ &xIdleTaskHandle[ xCoreID ] ); /*lint !e961 MISRA exception, justified as it is not a redundant explicit cast to all supported compilers. */
} }
// # 2998 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 3024 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
} }
} }
@ -12396,7 +12423,7 @@ void vTaskStartScheduler( void )
* so interrupts will automatically get re-enabled when the first task * so interrupts will automatically get re-enabled when the first task
* starts to run. */ * starts to run. */
assert_fct(false); assert_fct(false);
// # 3048 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 3074 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
xNextTaskUnblockTime = ( TickType_t ) 0xffffffffUL; xNextTaskUnblockTime = ( TickType_t ) 0xffffffffUL;
xSchedulerRunning = ( ( char ) 1 ); xSchedulerRunning = ( ( char ) 1 );
xTickCount = ( TickType_t ) 0; xTickCount = ( TickType_t ) 0;
@ -12428,7 +12455,7 @@ void vTaskStartScheduler( void )
/* This line will only be reached if the kernel could not be started, /* This line will only be reached if the kernel could not be started,
* because there was not enough FreeRTOS heap to create the idle task * because there was not enough FreeRTOS heap to create the idle task
* or the timer task. */ * or the timer task. */
(__builtin_expect(!(xReturn != ( -1 )), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 3079, "xReturn != ( -1 )") : (void)0); (__builtin_expect(!(xReturn != ( -1 )), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 3105, "xReturn != ( -1 )") : (void)0);
} }
/* Prevent compiler warnings if INCLUDE_xTaskGetIdleTaskHandle is set to 0, /* Prevent compiler warnings if INCLUDE_xTaskGetIdleTaskHandle is set to 0,
@ -12493,7 +12520,7 @@ void vTaskSuspendAll( void )
} }
} }
/*----------------------------------------------------------*/ /*----------------------------------------------------------*/
// # 3206 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 3232 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*----------------------------------------------------------*/ /*----------------------------------------------------------*/
BaseType_t xTaskResumeAll( void ) BaseType_t xTaskResumeAll( void )
@ -12516,7 +12543,7 @@ BaseType_t xTaskResumeAll( void )
/* If uxSchedulerSuspended is zero then this function does not match a /* If uxSchedulerSuspended is zero then this function does not match a
* previous call to vTaskSuspendAll(). */ * previous call to vTaskSuspendAll(). */
(__builtin_expect(!(uxSchedulerSuspended), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 3228, "uxSchedulerSuspended") : (void)0); (__builtin_expect(!(uxSchedulerSuspended), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 3254, "uxSchedulerSuspended") : (void)0);
--uxSchedulerSuspended; --uxSchedulerSuspended;
vPortRecursiveLock(1, spin_lock_instance(15), ( ( char ) 0 )); vPortRecursiveLock(1, spin_lock_instance(15), ( ( char ) 0 ));
@ -12674,7 +12701,7 @@ char * pcTaskGetName( TaskHandle_t xTaskToQuery ) /*lint !e971 Unqualified char
/* If null is passed in here then the name of the calling task is being /* If null is passed in here then the name of the calling task is being
* queried. */ * queried. */
pxTCB = ( ( ( xTaskToQuery ) == 0 ) ? xTaskGetCurrentTaskHandle() : ( xTaskToQuery ) ); pxTCB = ( ( ( xTaskToQuery ) == 0 ) ? xTaskGetCurrentTaskHandle() : ( xTaskToQuery ) );
(__builtin_expect(!(pxTCB), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 3386, "pxTCB") : (void)0); (__builtin_expect(!(pxTCB), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 3412, "pxTCB") : (void)0);
return &( pxTCB->pcTaskName[ 0 ] ); return &( pxTCB->pcTaskName[ 0 ] );
} }
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
@ -12767,7 +12794,7 @@ char * pcTaskGetName( TaskHandle_t xTaskToQuery ) /*lint !e971 Unqualified char
TCB_t * pxTCB; TCB_t * pxTCB;
/* Task names will be truncated to configMAX_TASK_NAME_LEN - 1 bytes. */ /* Task names will be truncated to configMAX_TASK_NAME_LEN - 1 bytes. */
(__builtin_expect(!(strlen( pcNameToQuery ) < 16), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 3479, "strlen( pcNameToQuery ) < 16") : (void)0); (__builtin_expect(!(strlen( pcNameToQuery ) < 16), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 3505, "strlen( pcNameToQuery ) < 16") : (void)0);
vTaskSuspendAll(); vTaskSuspendAll();
{ {
@ -12863,7 +12890,7 @@ char * pcTaskGetName( TaskHandle_t xTaskToQuery ) /*lint !e971 Unqualified char
* each task in the Suspended state. */ * each task in the Suspended state. */
uxTask += prvListTasksWithinSingleList( &( pxTaskStatusArray[ uxTask ] ), &xSuspendedTaskList, eSuspended ); uxTask += prvListTasksWithinSingleList( &( pxTaskStatusArray[ uxTask ] ), &xSuspendedTaskList, eSuspended );
} }
// # 3589 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 3615 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
{ {
if( pulTotalRunTime != 0 ) if( pulTotalRunTime != 0 )
{ {
@ -12891,7 +12918,7 @@ char * pcTaskGetName( TaskHandle_t xTaskToQuery ) /*lint !e971 Unqualified char
{ {
/* If xTaskGetIdleTaskHandle() is called before the scheduler has been /* If xTaskGetIdleTaskHandle() is called before the scheduler has been
* started, then xIdleTaskHandle will be NULL. */ * started, then xIdleTaskHandle will be NULL. */
(__builtin_expect(!(( xIdleTaskHandle != 0 )), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 3616, "( xIdleTaskHandle != 0 )") : (void)0); (__builtin_expect(!(( xIdleTaskHandle != 0 )), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 3642, "( xIdleTaskHandle != 0 )") : (void)0);
return &( xIdleTaskHandle[ 0 ] ); return &( xIdleTaskHandle[ 0 ] );
} }
@ -12902,7 +12929,7 @@ char * pcTaskGetName( TaskHandle_t xTaskToQuery ) /*lint !e971 Unqualified char
* This is to ensure vTaskStepTick() is available when user defined low power mode * This is to ensure vTaskStepTick() is available when user defined low power mode
* implementations require configUSE_TICKLESS_IDLE to be set to a value other than * implementations require configUSE_TICKLESS_IDLE to be set to a value other than
* 1. */ * 1. */
// # 3640 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 3666 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*----------------------------------------------------------*/ /*----------------------------------------------------------*/
BaseType_t xTaskCatchUpTicks( TickType_t xTicksToCatchUp ) BaseType_t xTaskCatchUpTicks( TickType_t xTicksToCatchUp )
@ -12911,7 +12938,7 @@ BaseType_t xTaskCatchUpTicks( TickType_t xTicksToCatchUp )
/* Must not be called with the scheduler suspended as the implementation /* Must not be called with the scheduler suspended as the implementation
* relies on xPendedTicks being wound down to 0 in xTaskResumeAll(). */ * relies on xPendedTicks being wound down to 0 in xTaskResumeAll(). */
(__builtin_expect(!(uxSchedulerSuspended == 0), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 3648, "uxSchedulerSuspended == 0") : (void)0); (__builtin_expect(!(uxSchedulerSuspended == 0), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 3674, "uxSchedulerSuspended == 0") : (void)0);
/* Use xPendedTicks to mimic xTicksToCatchUp number of ticks occurring when /* Use xPendedTicks to mimic xTicksToCatchUp number of ticks occurring when
* the scheduler is suspended so the ticks are executed in xTaskResumeAll(). */ * the scheduler is suspended so the ticks are executed in xTaskResumeAll(). */
@ -12930,7 +12957,7 @@ BaseType_t xTaskCatchUpTicks( TickType_t xTicksToCatchUp )
TCB_t * pxTCB = xTask; TCB_t * pxTCB = xTask;
BaseType_t xReturn; BaseType_t xReturn;
(__builtin_expect(!(pxTCB), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 3667, "pxTCB") : (void)0); (__builtin_expect(!(pxTCB), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 3693, "pxTCB") : (void)0);
vTaskSuspendAll(); vTaskSuspendAll();
{ {
@ -13029,7 +13056,7 @@ BaseType_t xTaskIncrementTick( void )
if( xConstTickCount == ( TickType_t ) 0U ) /*lint !e774 'if' does not always evaluate to false as it is looking for an overflow. */ if( xConstTickCount == ( TickType_t ) 0U ) /*lint !e774 'if' does not always evaluate to false as it is looking for an overflow. */
{ {
{ List_t * pxTemp; (__builtin_expect(!(( ( ( ( pxDelayedTaskList )->uxNumberOfItems == ( UBaseType_t ) 0 ) ? ( ( char ) 1 ) : ( ( char ) 0 ) ) )), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 3766, "( ( ( ( pxDelayedTaskList )->uxNumberOfItems == ( UBaseType_t ) 0 ) ? ( ( char ) 1 ) : ( ( char ) 0 ) ) )") : (void)0); pxTemp = pxDelayedTaskList; pxDelayedTaskList = pxOverflowDelayedTaskList; pxOverflowDelayedTaskList = pxTemp; xNumOfOverflows++; prvResetNextTaskUnblockTime(); }; { List_t * pxTemp; (__builtin_expect(!(( ( ( ( pxDelayedTaskList )->uxNumberOfItems == ( UBaseType_t ) 0 ) ? ( ( char ) 1 ) : ( ( char ) 0 ) ) )), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 3792, "( ( ( ( pxDelayedTaskList )->uxNumberOfItems == ( UBaseType_t ) 0 ) ? ( ( char ) 1 ) : ( ( char ) 0 ) ) )") : (void)0); pxTemp = pxDelayedTaskList; pxDelayedTaskList = pxOverflowDelayedTaskList; pxOverflowDelayedTaskList = pxTemp; xNumOfOverflows++; prvResetNextTaskUnblockTime(); };
} }
else else
{ {
@ -13212,13 +13239,13 @@ BaseType_t xTaskIncrementTick( void )
return xSwitchRequired; return xSwitchRequired;
} }
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
// # 3978 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 4004 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
// # 4002 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 4028 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
// # 4027 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 4053 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
// # 4060 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 4086 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
void vTaskSwitchContext( BaseType_t xCoreID ) void vTaskSwitchContext( BaseType_t xCoreID )
@ -13236,7 +13263,7 @@ void vTaskSwitchContext( BaseType_t xCoreID )
{ {
/* vTaskSwitchContext() must never be called from within a critical section. /* vTaskSwitchContext() must never be called from within a critical section.
* This is not necessarily true for vanilla FreeRTOS, but it is for this SMP port. */ * This is not necessarily true for vanilla FreeRTOS, but it is for this SMP port. */
(__builtin_expect(!(xTaskGetCurrentTaskHandle()->uxCriticalNesting == 0), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 4077, "xTaskGetCurrentTaskHandle()->uxCriticalNesting == 0") : (void)0); (__builtin_expect(!(xTaskGetCurrentTaskHandle()->uxCriticalNesting == 0), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 4103, "xTaskGetCurrentTaskHandle()->uxCriticalNesting == 0") : (void)0);
if( uxSchedulerSuspended != ( UBaseType_t ) ( ( char ) 0 ) ) if( uxSchedulerSuspended != ( UBaseType_t ) ( ( char ) 0 ) )
{ {
@ -13248,7 +13275,7 @@ void vTaskSwitchContext( BaseType_t xCoreID )
{ {
xYieldPendings[ xCoreID ] = ( ( char ) 0 ); xYieldPendings[ xCoreID ] = ( ( char ) 0 );
; ;
// # 4118 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 4144 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/* Check for stack overflow, if configured. */ /* Check for stack overflow, if configured. */
{ const uint32_t * const pulStack = ( uint32_t * ) xTaskGetCurrentTaskHandle()->pxStack; const uint32_t ulCheckValue = ( uint32_t ) 0xa5a5a5a5; if( ( pulStack[ 0 ] != ulCheckValue ) || ( pulStack[ 1 ] != ulCheckValue ) || ( pulStack[ 2 ] != ulCheckValue ) || ( pulStack[ 3 ] != ulCheckValue ) ) { vApplicationStackOverflowHook( ( TaskHandle_t ) xTaskGetCurrentTaskHandle(), xTaskGetCurrentTaskHandle()->pcTaskName ); } }; { const uint32_t * const pulStack = ( uint32_t * ) xTaskGetCurrentTaskHandle()->pxStack; const uint32_t ulCheckValue = ( uint32_t ) 0xa5a5a5a5; if( ( pulStack[ 0 ] != ulCheckValue ) || ( pulStack[ 1 ] != ulCheckValue ) || ( pulStack[ 2 ] != ulCheckValue ) || ( pulStack[ 3 ] != ulCheckValue ) ) { vApplicationStackOverflowHook( ( TaskHandle_t ) xTaskGetCurrentTaskHandle(), xTaskGetCurrentTaskHandle()->pcTaskName ); } };
@ -13265,7 +13292,7 @@ void vTaskSwitchContext( BaseType_t xCoreID )
; ;
/* After the new task is switched in, update the global errno. */ /* After the new task is switched in, update the global errno. */
// # 4152 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 4178 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
} }
} }
vPortRecursiveLock(0, spin_lock_instance(14), ( ( char ) 0 )); vPortRecursiveLock(0, spin_lock_instance(14), ( ( char ) 0 ));
@ -13276,7 +13303,7 @@ void vTaskSwitchContext( BaseType_t xCoreID )
void vTaskPlaceOnEventList( List_t * const pxEventList, void vTaskPlaceOnEventList( List_t * const pxEventList,
const TickType_t xTicksToWait ) const TickType_t xTicksToWait )
{ {
(__builtin_expect(!(pxEventList), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 4162, "pxEventList") : (void)0); (__builtin_expect(!(pxEventList), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 4188, "pxEventList") : (void)0);
/* THIS FUNCTION MUST BE CALLED WITH EITHER INTERRUPTS DISABLED OR THE /* THIS FUNCTION MUST BE CALLED WITH EITHER INTERRUPTS DISABLED OR THE
* SCHEDULER SUSPENDED AND THE QUEUE BEING ACCESSED LOCKED. */ * SCHEDULER SUSPENDED AND THE QUEUE BEING ACCESSED LOCKED. */
@ -13295,11 +13322,11 @@ void vTaskPlaceOnUnorderedEventList( List_t * pxEventList,
const TickType_t xItemValue, const TickType_t xItemValue,
const TickType_t xTicksToWait ) const TickType_t xTicksToWait )
{ {
(__builtin_expect(!(pxEventList), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 4181, "pxEventList") : (void)0); (__builtin_expect(!(pxEventList), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 4207, "pxEventList") : (void)0);
/* THIS FUNCTION MUST BE CALLED WITH THE SCHEDULER SUSPENDED. It is used by /* THIS FUNCTION MUST BE CALLED WITH THE SCHEDULER SUSPENDED. It is used by
* the event groups implementation. */ * the event groups implementation. */
(__builtin_expect(!(uxSchedulerSuspended != 0), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 4185, "uxSchedulerSuspended != 0") : (void)0); (__builtin_expect(!(uxSchedulerSuspended != 0), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 4211, "uxSchedulerSuspended != 0") : (void)0);
/* Store the item value in the event list item. It is safe to access the /* Store the item value in the event list item. It is safe to access the
* event list item here as interrupts won't access the event list item of a * event list item here as interrupts won't access the event list item of a
@ -13323,7 +13350,7 @@ void vTaskPlaceOnUnorderedEventList( List_t * pxEventList,
TickType_t xTicksToWait, TickType_t xTicksToWait,
const BaseType_t xWaitIndefinitely ) const BaseType_t xWaitIndefinitely )
{ {
(__builtin_expect(!(pxEventList), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 4209, "pxEventList") : (void)0); (__builtin_expect(!(pxEventList), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 4235, "pxEventList") : (void)0);
/* This function should not be called by application code hence the /* This function should not be called by application code hence the
* 'Restricted' in its name. It is not part of the public API. It is * 'Restricted' in its name. It is not part of the public API. It is
@ -13371,14 +13398,14 @@ BaseType_t xTaskRemoveFromEventList( const List_t * const pxEventList )
* This function assumes that a check has already been made to ensure that * This function assumes that a check has already been made to ensure that
* pxEventList is not empty. */ * pxEventList is not empty. */
pxUnblockedTCB = ( ( &( ( pxEventList )->xListEnd ) )->pxNext->pvOwner ); /*lint !e9079 void * is used as this macro is used with timers and co-routines too. Alignment is known to be fine as the type of the pointer stored and retrieved is the same. */ pxUnblockedTCB = ( ( &( ( pxEventList )->xListEnd ) )->pxNext->pvOwner ); /*lint !e9079 void * is used as this macro is used with timers and co-routines too. Alignment is known to be fine as the type of the pointer stored and retrieved is the same. */
(__builtin_expect(!(pxUnblockedTCB), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 4257, "pxUnblockedTCB") : (void)0); (__builtin_expect(!(pxUnblockedTCB), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 4283, "pxUnblockedTCB") : (void)0);
( void ) uxListRemove( &( pxUnblockedTCB->xEventListItem ) ); ( void ) uxListRemove( &( pxUnblockedTCB->xEventListItem ) );
if( uxSchedulerSuspended == ( UBaseType_t ) ( ( char ) 0 ) ) if( uxSchedulerSuspended == ( UBaseType_t ) ( ( char ) 0 ) )
{ {
( void ) uxListRemove( &( pxUnblockedTCB->xStateListItem ) ); ( void ) uxListRemove( &( pxUnblockedTCB->xStateListItem ) );
; { if( ( ( pxUnblockedTCB )->uxPriority ) > uxTopReadyPriority ) { uxTopReadyPriority = ( ( pxUnblockedTCB )->uxPriority ); } }; vListInsertEnd( &( pxReadyTasksLists[ ( pxUnblockedTCB )->uxPriority ] ), &( ( pxUnblockedTCB )->xStateListItem ) ); ; ; { if( ( ( pxUnblockedTCB )->uxPriority ) > uxTopReadyPriority ) { uxTopReadyPriority = ( ( pxUnblockedTCB )->uxPriority ); } }; vListInsertEnd( &( pxReadyTasksLists[ ( pxUnblockedTCB )->uxPriority ] ), &( ( pxUnblockedTCB )->xStateListItem ) ); ;
// # 4278 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 4304 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
} }
else else
{ {
@ -13408,7 +13435,7 @@ void vTaskRemoveFromUnorderedEventList( ListItem_t * pxEventListItem,
/* THIS FUNCTION MUST BE CALLED WITH THE SCHEDULER SUSPENDED. It is used by /* THIS FUNCTION MUST BE CALLED WITH THE SCHEDULER SUSPENDED. It is used by
* the event flags implementation. */ * the event flags implementation. */
(__builtin_expect(!(uxSchedulerSuspended != ( ( char ) 0 )), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 4307, "uxSchedulerSuspended != ( ( char ) 0 )") : (void)0); (__builtin_expect(!(uxSchedulerSuspended != ( ( char ) 0 )), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 4333, "uxSchedulerSuspended != ( ( char ) 0 )") : (void)0);
/* Store the new item value in the event list. */ /* Store the new item value in the event list. */
( ( pxEventListItem )->xItemValue = ( xItemValue | 0x80000000UL ) ); ( ( pxEventListItem )->xItemValue = ( xItemValue | 0x80000000UL ) );
@ -13416,9 +13443,9 @@ void vTaskRemoveFromUnorderedEventList( ListItem_t * pxEventListItem,
/* Remove the event list form the event flag. Interrupts do not access /* Remove the event list form the event flag. Interrupts do not access
* event flags. */ * event flags. */
pxUnblockedTCB = ( ( pxEventListItem )->pvOwner ); /*lint !e9079 void * is used as this macro is used with timers and co-routines too. Alignment is known to be fine as the type of the pointer stored and retrieved is the same. */ pxUnblockedTCB = ( ( pxEventListItem )->pvOwner ); /*lint !e9079 void * is used as this macro is used with timers and co-routines too. Alignment is known to be fine as the type of the pointer stored and retrieved is the same. */
(__builtin_expect(!(pxUnblockedTCB), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 4315, "pxUnblockedTCB") : (void)0); (__builtin_expect(!(pxUnblockedTCB), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 4341, "pxUnblockedTCB") : (void)0);
( void ) uxListRemove( pxEventListItem ); ( void ) uxListRemove( pxEventListItem );
// # 4332 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 4358 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/* Remove the task from the delayed list and add it to the ready list. The /* Remove the task from the delayed list and add it to the ready list. The
* scheduler is suspended so interrupts will not be accessing the ready * scheduler is suspended so interrupts will not be accessing the ready
* lists. */ * lists. */
@ -13437,7 +13464,7 @@ void vTaskRemoveFromUnorderedEventList( ListItem_t * pxEventListItem,
void vTaskSetTimeOutState( TimeOut_t * const pxTimeOut ) void vTaskSetTimeOutState( TimeOut_t * const pxTimeOut )
{ {
(__builtin_expect(!(pxTimeOut), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 4350, "pxTimeOut") : (void)0); (__builtin_expect(!(pxTimeOut), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 4376, "pxTimeOut") : (void)0);
vTaskEnterCritical(); vTaskEnterCritical();
{ {
pxTimeOut->xOverflowCount = xNumOfOverflows; pxTimeOut->xOverflowCount = xNumOfOverflows;
@ -13460,8 +13487,8 @@ BaseType_t xTaskCheckForTimeOut( TimeOut_t * const pxTimeOut,
{ {
BaseType_t xReturn; BaseType_t xReturn;
(__builtin_expect(!(pxTimeOut), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 4373, "pxTimeOut") : (void)0); (__builtin_expect(!(pxTimeOut), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 4399, "pxTimeOut") : (void)0);
(__builtin_expect(!(pxTicksToWait), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 4374, "pxTicksToWait") : (void)0); (__builtin_expect(!(pxTicksToWait), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 4400, "pxTicksToWait") : (void)0);
vTaskEnterCritical(); vTaskEnterCritical();
{ {
@ -13583,7 +13610,7 @@ void vTaskMissedYield( void )
* *
* @todo additional conditional compiles to remove this function. * @todo additional conditional compiles to remove this function.
*/ */
// # 4556 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 4582 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/* /*
* ----------------------------------------------------------- * -----------------------------------------------------------
* The Idle task. * The Idle task.
@ -13613,7 +13640,7 @@ static void prvIdleTask( void * pvParameters )
/* See if any tasks have deleted themselves - if so then the idle task /* See if any tasks have deleted themselves - if so then the idle task
* is responsible for freeing the deleted task's TCB and stack. */ * is responsible for freeing the deleted task's TCB and stack. */
prvCheckTasksWaitingTermination(); prvCheckTasksWaitingTermination();
// # 4597 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 4623 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
{ {
/* When using preemption tasks of equal priority will be /* When using preemption tasks of equal priority will be
* timesliced. If a task that is sharing the idle priority is ready * timesliced. If a task that is sharing the idle priority is ready
@ -13634,16 +13661,16 @@ static void prvIdleTask( void * pvParameters )
; ;
} }
} }
// # 4633 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 4659 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/* This conditional compilation should use inequality to 0, not equality /* This conditional compilation should use inequality to 0, not equality
* to 1. This is to ensure portSUPPRESS_TICKS_AND_SLEEP() is called when * to 1. This is to ensure portSUPPRESS_TICKS_AND_SLEEP() is called when
* user defined low power mode implementations require * user defined low power mode implementations require
* configUSE_TICKLESS_IDLE to be set to a value other than 1. */ * configUSE_TICKLESS_IDLE to be set to a value other than 1. */
// # 4698 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 4724 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
} }
} }
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
// # 4748 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 4774 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
@ -13657,7 +13684,7 @@ static void prvIdleTask( void * pvParameters )
if( xIndex < 5 ) if( xIndex < 5 )
{ {
pxTCB = ( ( ( xTaskToSet ) == 0 ) ? xTaskGetCurrentTaskHandle() : ( xTaskToSet ) ); pxTCB = ( ( ( xTaskToSet ) == 0 ) ? xTaskGetCurrentTaskHandle() : ( xTaskToSet ) );
(__builtin_expect(!(pxTCB != 0), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 4761, "pxTCB != 0") : (void)0); (__builtin_expect(!(pxTCB != 0), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 4787, "pxTCB != 0") : (void)0);
pxTCB->pvThreadLocalStoragePointers[ xIndex ] = pvValue; pxTCB->pvThreadLocalStoragePointers[ xIndex ] = pvValue;
} }
} }
@ -13688,7 +13715,7 @@ static void prvIdleTask( void * pvParameters )
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
// # 4808 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 4834 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
static void prvInitialiseTaskLists( void ) static void prvInitialiseTaskLists( void )
@ -13790,7 +13817,7 @@ static void prvCheckTasksWaitingTermination( void )
{ {
pxTaskStatus->uxBasePriority = pxTCB->uxBasePriority; pxTaskStatus->uxBasePriority = pxTCB->uxBasePriority;
} }
// # 4920 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 4946 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
{ {
pxTaskStatus->ulRunTimeCounter = 0; pxTaskStatus->ulRunTimeCounter = 0;
} }
@ -13921,7 +13948,7 @@ static void prvCheckTasksWaitingTermination( void )
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
// # 5089 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 5115 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
@ -13978,7 +14005,7 @@ static void prvCheckTasksWaitingTermination( void )
free( (void*) pxTCB->pxStack); free( (void*) pxTCB->pxStack);
free( (void*) pxTCB); free( (void*) pxTCB);
} }
// # 5172 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 5198 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
} }
@ -14183,8 +14210,8 @@ static void prvResetNextTaskUnblockTime( void )
* If the mutex is held by a task then it cannot be given from an * If the mutex is held by a task then it cannot be given from an
* interrupt, and if a mutex is given by the holding task then it must * interrupt, and if a mutex is given by the holding task then it must
* be the running state task. */ * be the running state task. */
(__builtin_expect(!(pxTCB == xTaskGetCurrentTaskHandle()), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 5376, "pxTCB == xTaskGetCurrentTaskHandle()") : (void)0); (__builtin_expect(!(pxTCB == xTaskGetCurrentTaskHandle()), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 5402, "pxTCB == xTaskGetCurrentTaskHandle()") : (void)0);
(__builtin_expect(!(pxTCB->uxMutexesHeld), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 5377, "pxTCB->uxMutexesHeld") : (void)0); (__builtin_expect(!(pxTCB->uxMutexesHeld), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 5403, "pxTCB->uxMutexesHeld") : (void)0);
( pxTCB->uxMutexesHeld )--; ( pxTCB->uxMutexesHeld )--;
/* Has the holder of the mutex inherited the priority of another /* Has the holder of the mutex inherited the priority of another
@ -14270,7 +14297,7 @@ static void prvResetNextTaskUnblockTime( void )
{ {
/* If pxMutexHolder is not NULL then the holder must hold at least /* If pxMutexHolder is not NULL then the holder must hold at least
* one mutex. */ * one mutex. */
(__builtin_expect(!(pxTCB->uxMutexesHeld), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 5463, "pxTCB->uxMutexesHeld") : (void)0); (__builtin_expect(!(pxTCB->uxMutexesHeld), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 5489, "pxTCB->uxMutexesHeld") : (void)0);
/* Determine the priority to which the priority of the task that /* Determine the priority to which the priority of the task that
* holds the mutex should be set. This will be the greater of the * holds the mutex should be set. This will be the greater of the
@ -14297,7 +14324,7 @@ static void prvResetNextTaskUnblockTime( void )
/* If a task has timed out because it already holds the /* If a task has timed out because it already holds the
* mutex it was trying to obtain then it cannot of inherited * mutex it was trying to obtain then it cannot of inherited
* its own priority. */ * its own priority. */
(__builtin_expect(!(pxTCB != xTaskGetCurrentTaskHandle()), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 5490, "pxTCB != xTaskGetCurrentTaskHandle()") : (void)0); (__builtin_expect(!(pxTCB != xTaskGetCurrentTaskHandle()), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 5516, "pxTCB != xTaskGetCurrentTaskHandle()") : (void)0);
/* Disinherit the priority, remembering the previous /* Disinherit the priority, remembering the previous
* priority to facilitate determining the subject task's * priority to facilitate determining the subject task's
@ -14428,7 +14455,7 @@ void vTaskYieldWithinAPI( void )
{ {
/* If pxCurrentTCB->uxCriticalNesting is zero then this function /* If pxCurrentTCB->uxCriticalNesting is zero then this function
* does not match a previous call to vTaskEnterCritical(). */ * does not match a previous call to vTaskEnterCritical(). */
(__builtin_expect(!(xTaskGetCurrentTaskHandle()->uxCriticalNesting > 0U), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 5621, "xTaskGetCurrentTaskHandle()->uxCriticalNesting > 0U") : (void)0); (__builtin_expect(!(xTaskGetCurrentTaskHandle()->uxCriticalNesting > 0U), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 5647, "xTaskGetCurrentTaskHandle()->uxCriticalNesting > 0U") : (void)0);
if( xTaskGetCurrentTaskHandle()->uxCriticalNesting > 0U ) if( xTaskGetCurrentTaskHandle()->uxCriticalNesting > 0U )
{ {
@ -14478,11 +14505,11 @@ void vTaskYieldWithinAPI( void )
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
// # 5697 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 5723 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
// # 5803 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 5829 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*----------------------------------------------------------*/ /*----------------------------------------------------------*/
// # 5930 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 5956 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
TickType_t uxTaskResetEventItemValue( void ) TickType_t uxTaskResetEventItemValue( void )
@ -14524,7 +14551,7 @@ TickType_t uxTaskResetEventItemValue( void )
{ {
uint32_t ulReturn; uint32_t ulReturn;
(__builtin_expect(!(uxIndexToWait < 1), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 5971, "uxIndexToWait < 1") : (void)0); (__builtin_expect(!(uxIndexToWait < 1), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 5997, "uxIndexToWait < 1") : (void)0);
vTaskEnterCritical(); vTaskEnterCritical();
{ {
@ -14598,7 +14625,7 @@ TickType_t uxTaskResetEventItemValue( void )
{ {
BaseType_t xReturn; BaseType_t xReturn;
(__builtin_expect(!(uxIndexToWait < 1), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6045, "uxIndexToWait < 1") : (void)0); (__builtin_expect(!(uxIndexToWait < 1), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6071, "uxIndexToWait < 1") : (void)0);
vTaskEnterCritical(); vTaskEnterCritical();
{ {
@ -14686,8 +14713,8 @@ TickType_t uxTaskResetEventItemValue( void )
BaseType_t xReturn = ( ( ( char ) 1 ) ); BaseType_t xReturn = ( ( ( char ) 1 ) );
uint8_t ucOriginalNotifyState; uint8_t ucOriginalNotifyState;
(__builtin_expect(!(uxIndexToNotify < 1), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6133, "uxIndexToNotify < 1") : (void)0); (__builtin_expect(!(uxIndexToNotify < 1), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6159, "uxIndexToNotify < 1") : (void)0);
(__builtin_expect(!(xTaskToNotify), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6134, "xTaskToNotify") : (void)0); (__builtin_expect(!(xTaskToNotify), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6160, "xTaskToNotify") : (void)0);
pxTCB = xTaskToNotify; pxTCB = xTaskToNotify;
vTaskEnterCritical(); vTaskEnterCritical();
@ -14740,7 +14767,7 @@ TickType_t uxTaskResetEventItemValue( void )
/* Should not get here if all enums are handled. /* Should not get here if all enums are handled.
* Artificially force an assert by testing a value the * Artificially force an assert by testing a value the
* compiler can't assume is const. */ * compiler can't assume is const. */
(__builtin_expect(!(xTickCount == ( TickType_t ) 0), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6187, "xTickCount == ( TickType_t ) 0") : (void)0); (__builtin_expect(!(xTickCount == ( TickType_t ) 0), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6213, "xTickCount == ( TickType_t ) 0") : (void)0);
break; break;
} }
@ -14755,8 +14782,8 @@ TickType_t uxTaskResetEventItemValue( void )
; { if( ( ( pxTCB )->uxPriority ) > uxTopReadyPriority ) { uxTopReadyPriority = ( ( pxTCB )->uxPriority ); } }; vListInsertEnd( &( pxReadyTasksLists[ ( pxTCB )->uxPriority ] ), &( ( pxTCB )->xStateListItem ) ); ; ; { if( ( ( pxTCB )->uxPriority ) > uxTopReadyPriority ) { uxTopReadyPriority = ( ( pxTCB )->uxPriority ); } }; vListInsertEnd( &( pxReadyTasksLists[ ( pxTCB )->uxPriority ] ), &( ( pxTCB )->xStateListItem ) ); ;
/* The task should not have been on an event list. */ /* The task should not have been on an event list. */
(__builtin_expect(!(( ( &( pxTCB->xEventListItem ) )->pxContainer ) == 0), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6202, "( ( &( pxTCB->xEventListItem ) )->pxContainer ) == 0") : (void)0); (__builtin_expect(!(( ( &( pxTCB->xEventListItem ) )->pxContainer ) == 0), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6228, "( ( &( pxTCB->xEventListItem ) )->pxContainer ) == 0") : (void)0);
// # 6221 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 6247 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
{ {
prvYieldForTask( pxTCB, ( ( char ) 0 ) ); prvYieldForTask( pxTCB, ( ( char ) 0 ) );
} }
@ -14789,8 +14816,8 @@ TickType_t uxTaskResetEventItemValue( void )
BaseType_t xReturn = ( ( ( char ) 1 ) ); BaseType_t xReturn = ( ( ( char ) 1 ) );
UBaseType_t uxSavedInterruptStatus; UBaseType_t uxSavedInterruptStatus;
(__builtin_expect(!(xTaskToNotify), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6253, "xTaskToNotify") : (void)0); (__builtin_expect(!(xTaskToNotify), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6279, "xTaskToNotify") : (void)0);
(__builtin_expect(!(uxIndexToNotify < 1), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6254, "uxIndexToNotify < 1") : (void)0); (__builtin_expect(!(uxIndexToNotify < 1), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6280, "uxIndexToNotify < 1") : (void)0);
/* RTOS ports that support interrupt nesting have the concept of a /* RTOS ports that support interrupt nesting have the concept of a
* maximum system call (or maximum API call) interrupt priority. * maximum system call (or maximum API call) interrupt priority.
@ -14861,7 +14888,7 @@ TickType_t uxTaskResetEventItemValue( void )
/* Should not get here if all enums are handled. /* Should not get here if all enums are handled.
* Artificially force an assert by testing a value the * Artificially force an assert by testing a value the
* compiler can't assume is const. */ * compiler can't assume is const. */
(__builtin_expect(!(xTickCount == ( TickType_t ) 0), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6325, "xTickCount == ( TickType_t ) 0") : (void)0); (__builtin_expect(!(xTickCount == ( TickType_t ) 0), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6351, "xTickCount == ( TickType_t ) 0") : (void)0);
break; break;
} }
@ -14872,7 +14899,7 @@ TickType_t uxTaskResetEventItemValue( void )
if( ucOriginalNotifyState == ( ( uint8_t ) 1 ) ) if( ucOriginalNotifyState == ( ( uint8_t ) 1 ) )
{ {
/* The task should not have been on an event list. */ /* The task should not have been on an event list. */
(__builtin_expect(!(( ( &( pxTCB->xEventListItem ) )->pxContainer ) == 0), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6336, "( ( &( pxTCB->xEventListItem ) )->pxContainer ) == 0") : (void)0); (__builtin_expect(!(( ( &( pxTCB->xEventListItem ) )->pxContainer ) == 0), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6362, "( ( &( pxTCB->xEventListItem ) )->pxContainer ) == 0") : (void)0);
if( uxSchedulerSuspended == ( UBaseType_t ) ( ( char ) 0 ) ) if( uxSchedulerSuspended == ( UBaseType_t ) ( ( char ) 0 ) )
{ {
@ -14917,8 +14944,8 @@ TickType_t uxTaskResetEventItemValue( void )
uint8_t ucOriginalNotifyState; uint8_t ucOriginalNotifyState;
UBaseType_t uxSavedInterruptStatus; UBaseType_t uxSavedInterruptStatus;
(__builtin_expect(!(xTaskToNotify), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6381, "xTaskToNotify") : (void)0); (__builtin_expect(!(xTaskToNotify), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6407, "xTaskToNotify") : (void)0);
(__builtin_expect(!(uxIndexToNotify < 1), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6382, "uxIndexToNotify < 1") : (void)0); (__builtin_expect(!(uxIndexToNotify < 1), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6408, "uxIndexToNotify < 1") : (void)0);
/* RTOS ports that support interrupt nesting have the concept of a /* RTOS ports that support interrupt nesting have the concept of a
* maximum system call (or maximum API call) interrupt priority. * maximum system call (or maximum API call) interrupt priority.
@ -14956,7 +14983,7 @@ TickType_t uxTaskResetEventItemValue( void )
if( ucOriginalNotifyState == ( ( uint8_t ) 1 ) ) if( ucOriginalNotifyState == ( ( uint8_t ) 1 ) )
{ {
/* The task should not have been on an event list. */ /* The task should not have been on an event list. */
(__builtin_expect(!(( ( &( pxTCB->xEventListItem ) )->pxContainer ) == 0), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6420, "( ( &( pxTCB->xEventListItem ) )->pxContainer ) == 0") : (void)0); (__builtin_expect(!(( ( &( pxTCB->xEventListItem ) )->pxContainer ) == 0), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6446, "( ( &( pxTCB->xEventListItem ) )->pxContainer ) == 0") : (void)0);
if( uxSchedulerSuspended == ( UBaseType_t ) ( ( char ) 0 ) ) if( uxSchedulerSuspended == ( UBaseType_t ) ( ( char ) 0 ) )
{ {
@ -14997,7 +15024,7 @@ TickType_t uxTaskResetEventItemValue( void )
TCB_t * pxTCB; TCB_t * pxTCB;
BaseType_t xReturn; BaseType_t xReturn;
(__builtin_expect(!(uxIndexToClear < 1), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6461, "uxIndexToClear < 1") : (void)0); (__builtin_expect(!(uxIndexToClear < 1), 0) ? __assert_rtn ((const char *)-1L, "tasks.c", 6487, "uxIndexToClear < 1") : (void)0);
/* If null is passed in here then it is the calling task that is having /* If null is passed in here then it is the calling task that is having
* its notification state cleared. */ * its notification state cleared. */
@ -15050,7 +15077,7 @@ TickType_t uxTaskResetEventItemValue( void )
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
// # 6530 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 6556 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
static void prvAddCurrentTaskToDelayedList( TickType_t xTicksToWait, static void prvAddCurrentTaskToDelayedList( TickType_t xTicksToWait,
@ -15126,7 +15153,7 @@ static void prvAddCurrentTaskToDelayedList( TickType_t xTicksToWait,
} }
} }
} }
// # 6642 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c" // # 6668 "/Users/reitobia/repos2/FreeRTOS-Kernel/tasks.c"
} }
/* Code below here allows additional code to be inserted into this source file, /* Code below here allows additional code to be inserted into this source file,

1
verification/verifast/proof/task_predicates.h
View file

@ -21,6 +21,7 @@ predicate uninit_TCB_p(TCB_t * tcb, int stackSize) =
tcb->uxPriority |-> _ &*& tcb->uxPriority |-> _ &*&
tcb->pxStack |-> ?stackPtr &*& tcb->pxStack |-> ?stackPtr &*&
(char*) stackPtr + stackSize <= (char*) UINTPTR_MAX &*& &*&
chars_((char*) stackPtr, stackSize, _) &*& chars_((char*) stackPtr, stackSize, _) &*&
malloc_block_chars((char*) stackPtr, stackSize) &*& malloc_block_chars((char*) stackPtr, stackSize) &*&

3
verification/verifast/start-vfide--preprocessed.sh
View file

@ -23,7 +23,10 @@ cd "$START_WD"
echo "\n\nPreprocessing script finished\n\n" echo "\n\nPreprocessing script finished\n\n"
# Remarks:
# - Need z3v4.5 to handle bitvector arithmetic
"$VF_DIR/bin/vfide" "$PP_TASK_C" \ "$VF_DIR/bin/vfide" "$PP_TASK_C" \
-codeFont "$FONT_SIZE" -traceFont "$FONT_SIZE" \ -codeFont "$FONT_SIZE" -traceFont "$FONT_SIZE" \
-prover z3v4.5
# -target 32bit -prover z3v4.5 \ # -target 32bit -prover z3v4.5 \
# TODO: If we set the target to 32bit, VF create `uint` chunks instead of `char` chunks during malloc # TODO: If we set the target to 32bit, VF create `uint` chunks instead of `char` chunks during malloc