=============================================================================== 00014b0c <_CORE_message_queue_Broadcast>: { Thread_Control *the_thread; uint32_t number_broadcasted; Thread_Wait_information *waitp; if ( size > the_message_queue->maximum_message_size ) { 14b0c: e590304c ldr r3, [r0, #76] ; 0x4c Objects_Id id __attribute__((unused)), CORE_message_queue_API_mp_support_callout api_message_queue_mp_support __attribute__((unused)), #endif uint32_t *count ) { 14b10: e92d45f0 push {r4, r5, r6, r7, r8, sl, lr} Thread_Control *the_thread; uint32_t number_broadcasted; Thread_Wait_information *waitp; if ( size > the_message_queue->maximum_message_size ) { 14b14: e1520003 cmp r2, r3 Objects_Id id __attribute__((unused)), CORE_message_queue_API_mp_support_callout api_message_queue_mp_support __attribute__((unused)), #endif uint32_t *count ) { 14b18: e1a06000 mov r6, r0 14b1c: e1a0a001 mov sl, r1 14b20: e1a07002 mov r7, r2 14b24: e59d8020 ldr r8, [sp, #32] Thread_Control *the_thread; uint32_t number_broadcasted; Thread_Wait_information *waitp; if ( size > the_message_queue->maximum_message_size ) { 14b28: 8a000013 bhi 14b7c <_CORE_message_queue_Broadcast+0x70> * NOTE: This check is critical because threads can block on * send and receive and this ensures that we are broadcasting * the message to threads waiting to receive -- not to send. */ if ( the_message_queue->number_of_pending_messages != 0 ) { 14b2c: e5905048 ldr r5, [r0, #72] ; 0x48 14b30: e3550000 cmp r5, #0 *count = 0; 14b34: 13a00000 movne r0, #0 14b38: 15880000 strne r0, [r8] * NOTE: This check is critical because threads can block on * send and receive and this ensures that we are broadcasting * the message to threads waiting to receive -- not to send. */ if ( the_message_queue->number_of_pending_messages != 0 ) { 14b3c: 0a000007 beq 14b60 <_CORE_message_queue_Broadcast+0x54> 14b40: e8bd85f0 pop {r4, r5, r6, r7, r8, sl, pc} const void *source, void *destination, size_t size ) { memcpy(destination, source, size); 14b44: e594002c ldr r0, [r4, #44] ; 0x2c 14b48: e1a0100a mov r1, sl 14b4c: e1a02007 mov r2, r7 14b50: eb001e40 bl 1c458 buffer, waitp->return_argument_second.mutable_object, size ); *(size_t *) the_thread->Wait.return_argument = size; 14b54: e5943028 ldr r3, [r4, #40] ; 0x28 14b58: e5837000 str r7, [r3] */ number_broadcasted = 0; while ((the_thread = _Thread_queue_Dequeue(&the_message_queue->Wait_queue))) { waitp = &the_thread->Wait; number_broadcasted += 1; 14b5c: e2855001 add r5, r5, #1 /* * There must be no pending messages if there is a thread waiting to * receive a message. */ number_broadcasted = 0; while ((the_thread = 14b60: e1a00006 mov r0, r6 14b64: eb000a41 bl 17470 <_Thread_queue_Dequeue> 14b68: e2504000 subs r4, r0, #0 14b6c: 1afffff4 bne 14b44 <_CORE_message_queue_Broadcast+0x38> if ( !_Objects_Is_local_id( the_thread->Object.id ) ) (*api_message_queue_mp_support) ( the_thread, id ); #endif } *count = number_broadcasted; 14b70: e5885000 str r5, [r8] return CORE_MESSAGE_QUEUE_STATUS_SUCCESSFUL; 14b74: e1a00004 mov r0, r4 14b78: e8bd85f0 pop {r4, r5, r6, r7, r8, sl, pc} Thread_Control *the_thread; uint32_t number_broadcasted; Thread_Wait_information *waitp; if ( size > the_message_queue->maximum_message_size ) { return CORE_MESSAGE_QUEUE_STATUS_INVALID_SIZE; 14b7c: e3a00001 mov r0, #1 <== NOT EXECUTED #endif } *count = number_broadcasted; return CORE_MESSAGE_QUEUE_STATUS_SUCCESSFUL; } 14b80: e8bd85f0 pop {r4, r5, r6, r7, r8, sl, pc} <== NOT EXECUTED =============================================================================== 00009e78 <_CORE_mutex_Seize_interrupt_trylock>: #if defined(__RTEMS_DO_NOT_INLINE_CORE_MUTEX_SEIZE__) int _CORE_mutex_Seize_interrupt_trylock( CORE_mutex_Control *the_mutex, ISR_Level *level_p ) { 9e78: e1a03000 mov r3, r0 { Thread_Control *executing; /* disabled when you get here */ executing = _Thread_Executing; 9e7c: e59f2124 ldr r2, [pc, #292] ; 9fa8 <_CORE_mutex_Seize_interrupt_trylock+0x130> executing->Wait.return_code = CORE_MUTEX_STATUS_SUCCESSFUL; if ( !_CORE_mutex_Is_locked( the_mutex ) ) { 9e80: e593c050 ldr ip, [r3, #80] ; 0x50 Thread_Control *executing; /* disabled when you get here */ executing = _Thread_Executing; executing->Wait.return_code = CORE_MUTEX_STATUS_SUCCESSFUL; 9e84: e3a00000 mov r0, #0 { Thread_Control *executing; /* disabled when you get here */ executing = _Thread_Executing; 9e88: e5922004 ldr r2, [r2, #4] executing->Wait.return_code = CORE_MUTEX_STATUS_SUCCESSFUL; if ( !_CORE_mutex_Is_locked( the_mutex ) ) { 9e8c: e15c0000 cmp ip, r0 9e90: e92d4010 push {r4, lr} Thread_Control *executing; /* disabled when you get here */ executing = _Thread_Executing; executing->Wait.return_code = CORE_MUTEX_STATUS_SUCCESSFUL; 9e94: e5820034 str r0, [r2, #52] ; 0x34 if ( !_CORE_mutex_Is_locked( the_mutex ) ) { 9e98: 0a00002c beq 9f50 <_CORE_mutex_Seize_interrupt_trylock+0xd8> the_mutex->lock = CORE_MUTEX_LOCKED; 9e9c: e5830050 str r0, [r3, #80] ; 0x50 the_mutex->holder = executing; the_mutex->holder_id = executing->Object.id; 9ea0: e5920008 ldr r0, [r2, #8] 9ea4: e5830060 str r0, [r3, #96] ; 0x60 the_mutex->nest_count = 1; 9ea8: e3a00001 mov r0, #1 9eac: e5830054 str r0, [r3, #84] ; 0x54 return _CORE_mutex_Seize_interrupt_trylock_body( the_mutex, level_p ); } 9eb0: e5930048 ldr r0, [r3, #72] ; 0x48 if ( _CORE_mutex_Is_inherit_priority( &the_mutex->Attributes ) || 9eb4: e3500002 cmp r0, #2 executing = _Thread_Executing; executing->Wait.return_code = CORE_MUTEX_STATUS_SUCCESSFUL; if ( !_CORE_mutex_Is_locked( the_mutex ) ) { the_mutex->lock = CORE_MUTEX_LOCKED; the_mutex->holder = executing; 9eb8: e583205c str r2, [r3, #92] ; 0x5c the_mutex->holder_id = executing->Object.id; the_mutex->nest_count = 1; if ( _CORE_mutex_Is_inherit_priority( &the_mutex->Attributes ) || 9ebc: 0a000001 beq 9ec8 <_CORE_mutex_Seize_interrupt_trylock+0x50> 9ec0: e3500003 cmp r0, #3 9ec4: 1a000004 bne 9edc <_CORE_mutex_Seize_interrupt_trylock+0x64> _Chain_Prepend_unprotected( &executing->lock_mutex, &the_mutex->queue.lock_queue ); the_mutex->queue.priority_before = executing->current_priority; #endif executing->resource_count++; 9ec8: e592c01c ldr ip, [r2, #28] } if ( !_CORE_mutex_Is_priority_ceiling( &the_mutex->Attributes ) ) { 9ecc: e3500003 cmp r0, #3 _Chain_Prepend_unprotected( &executing->lock_mutex, &the_mutex->queue.lock_queue ); the_mutex->queue.priority_before = executing->current_priority; #endif executing->resource_count++; 9ed0: e28c4001 add r4, ip, #1 9ed4: e582401c str r4, [r2, #28] } if ( !_CORE_mutex_Is_priority_ceiling( &the_mutex->Attributes ) ) { 9ed8: 0a000000 beq 9ee0 <_CORE_mutex_Seize_interrupt_trylock+0x68> _ISR_Enable( *level_p ); 9edc: ea00002b b 9f90 <_CORE_mutex_Seize_interrupt_trylock+0x118> */ { Priority_Control ceiling; Priority_Control current; ceiling = the_mutex->Attributes.priority_ceiling; 9ee0: e593004c ldr r0, [r3, #76] ; 0x4c current = executing->current_priority; 9ee4: e5924014 ldr r4, [r2, #20] if ( current == ceiling ) { 9ee8: e1540000 cmp r4, r0 9eec: 1a000000 bne 9ef4 <_CORE_mutex_Seize_interrupt_trylock+0x7c> _ISR_Enable( *level_p ); 9ef0: ea000026 b 9f90 <_CORE_mutex_Seize_interrupt_trylock+0x118> return 0; } if ( current > ceiling ) { 9ef4: 9a00000b bls 9f28 <_CORE_mutex_Seize_interrupt_trylock+0xb0> rtems_fatal_error_occurred( 99 ); } } #endif _Thread_Dispatch_disable_level += 1; 9ef8: e59f20ac ldr r2, [pc, #172] ; 9fac <_CORE_mutex_Seize_interrupt_trylock+0x134> 9efc: e5920000 ldr r0, [r2] 9f00: e2800001 add r0, r0, #1 9f04: e5820000 str r0, [r2] 9f08: e5912000 ldr r2, [r1] 9f0c: e129f002 msr CPSR_fc, r2 _Thread_Disable_dispatch(); _ISR_Enable( *level_p ); _Thread_Change_priority( 9f10: e3a02000 mov r2, #0 9f14: e593005c ldr r0, [r3, #92] ; 0x5c 9f18: e593104c ldr r1, [r3, #76] ; 0x4c 9f1c: ebfff333 bl 6bf0 <_Thread_Change_priority> the_mutex->holder, the_mutex->Attributes.priority_ceiling, false ); _Thread_Enable_dispatch(); 9f20: ebfff457 bl 7084 <_Thread_Enable_dispatch> 9f24: ea00001b b 9f98 <_CORE_mutex_Seize_interrupt_trylock+0x120> return 0; } /* if ( current < ceiling ) */ { executing->Wait.return_code = CORE_MUTEX_STATUS_CEILING_VIOLATED; 9f28: e3a00006 mov r0, #6 9f2c: e5820034 str r0, [r2, #52] ; 0x34 the_mutex->lock = CORE_MUTEX_UNLOCKED; 9f30: e3a00001 mov r0, #1 9f34: e5830050 str r0, [r3, #80] ; 0x50 the_mutex->nest_count = 0; /* undo locking above */ 9f38: e3a00000 mov r0, #0 9f3c: e5830054 str r0, [r3, #84] ; 0x54 executing->resource_count--; /* undo locking above */ 9f40: e582c01c str ip, [r2, #28] 9f44: e5913000 ldr r3, [r1] 9f48: e129f003 msr CPSR_fc, r3 9f4c: e8bd8010 pop {r4, pc} /* * At this point, we know the mutex was not available. If this thread * is the thread that has locked the mutex, let's see if we are allowed * to nest access. */ if ( _Thread_Is_executing( the_mutex->holder ) ) { 9f50: e593005c ldr r0, [r3, #92] ; 0x5c 9f54: e1500002 cmp r0, r2 /* * The mutex is not available and the caller must deal with the possibility * of blocking. */ return 1; 9f58: 13a00001 movne r0, #1 /* * At this point, we know the mutex was not available. If this thread * is the thread that has locked the mutex, let's see if we are allowed * to nest access. */ if ( _Thread_Is_executing( the_mutex->holder ) ) { 9f5c: 18bd8010 popne {r4, pc} switch ( the_mutex->Attributes.lock_nesting_behavior ) { 9f60: e5932040 ldr r2, [r3, #64] ; 0x40 9f64: e3520000 cmp r2, #0 9f68: 0a000002 beq 9f78 <_CORE_mutex_Seize_interrupt_trylock+0x100> 9f6c: e3520001 cmp r2, #1 9f70: 1a00000a bne 9fa0 <_CORE_mutex_Seize_interrupt_trylock+0x128> 9f74: ea000003 b 9f88 <_CORE_mutex_Seize_interrupt_trylock+0x110><== NOT EXECUTED case CORE_MUTEX_NESTING_ACQUIRES: the_mutex->nest_count++; 9f78: e5932054 ldr r2, [r3, #84] ; 0x54 9f7c: e2822001 add r2, r2, #1 9f80: e5832054 str r2, [r3, #84] ; 0x54 _ISR_Enable( *level_p ); 9f84: ea000001 b 9f90 <_CORE_mutex_Seize_interrupt_trylock+0x118> return 0; case CORE_MUTEX_NESTING_IS_ERROR: executing->Wait.return_code = CORE_MUTEX_STATUS_NESTING_NOT_ALLOWED; 9f88: e3a03002 mov r3, #2 <== NOT EXECUTED 9f8c: e5803034 str r3, [r0, #52] ; 0x34 <== NOT EXECUTED 9f90: e5913000 ldr r3, [r1] 9f94: e129f003 msr CPSR_fc, r3 _ISR_Enable( *level_p ); return 0; 9f98: e3a00000 mov r0, #0 9f9c: e8bd8010 pop {r4, pc} /* * The mutex is not available and the caller must deal with the possibility * of blocking. */ return 1; 9fa0: e3a00001 mov r0, #1 9fa4: e8bd8010 pop {r4, pc} =============================================================================== 0000a530 <_Heap_Extend>: Heap_Control *heap, void *extend_area_begin_ptr, uintptr_t extend_area_size, uintptr_t *extended_size_ptr ) { a530: e92d4ff0 push {r4, r5, r6, r7, r8, r9, sl, fp, lr} a534: e1a05001 mov r5, r1 Heap_Statistics *const stats = &heap->stats; Heap_Block *const first_block = heap->first_block; a538: e5901020 ldr r1, [r0, #32] Heap_Control *heap, void *extend_area_begin_ptr, uintptr_t extend_area_size, uintptr_t *extended_size_ptr ) { a53c: e24dd028 sub sp, sp, #40 ; 0x28 a540: e58d3018 str r3, [sp, #24] Heap_Statistics *const stats = &heap->stats; Heap_Block *const first_block = heap->first_block; a544: e58d1010 str r1, [sp, #16] Heap_Block *merge_above_block = NULL; Heap_Block *link_below_block = NULL; Heap_Block *link_above_block = NULL; Heap_Block *extend_first_block = NULL; Heap_Block *extend_last_block = NULL; uintptr_t const page_size = heap->page_size; a548: e5903010 ldr r3, [r0, #16] uintptr_t const min_block_size = heap->min_block_size; uintptr_t const extend_area_begin = (uintptr_t) extend_area_begin_ptr; uintptr_t const extend_area_end = extend_area_begin + extend_area_size; uintptr_t const free_size = stats->free_size; a54c: e5901030 ldr r1, [r0, #48] ; 0x30 Heap_Block *start_block = first_block; Heap_Block *merge_below_block = NULL; Heap_Block *merge_above_block = NULL; Heap_Block *link_below_block = NULL; Heap_Block *link_above_block = NULL; Heap_Block *extend_first_block = NULL; a550: e3a08000 mov r8, #0 uintptr_t const free_size = stats->free_size; uintptr_t extend_first_block_size = 0; uintptr_t extended_size = 0; bool extend_area_ok = false; if ( extend_area_end < extend_area_begin ) { a554: e0956002 adds r6, r5, r2 Heap_Control *heap, void *extend_area_begin_ptr, uintptr_t extend_area_size, uintptr_t *extended_size_ptr ) { a558: e1a04000 mov r4, r0 Heap_Block *merge_above_block = NULL; Heap_Block *link_below_block = NULL; Heap_Block *link_above_block = NULL; Heap_Block *extend_first_block = NULL; Heap_Block *extend_last_block = NULL; uintptr_t const page_size = heap->page_size; a55c: e58d3014 str r3, [sp, #20] Heap_Block *start_block = first_block; Heap_Block *merge_below_block = NULL; Heap_Block *merge_above_block = NULL; Heap_Block *link_below_block = NULL; Heap_Block *link_above_block = NULL; Heap_Block *extend_first_block = NULL; a560: e58d8024 str r8, [sp, #36] ; 0x24 Heap_Block *extend_last_block = NULL; uintptr_t const page_size = heap->page_size; uintptr_t const min_block_size = heap->min_block_size; a564: e5903014 ldr r3, [r0, #20] Heap_Block *merge_below_block = NULL; Heap_Block *merge_above_block = NULL; Heap_Block *link_below_block = NULL; Heap_Block *link_above_block = NULL; Heap_Block *extend_first_block = NULL; Heap_Block *extend_last_block = NULL; a568: e58d8020 str r8, [sp, #32] uintptr_t const page_size = heap->page_size; uintptr_t const min_block_size = heap->min_block_size; uintptr_t const extend_area_begin = (uintptr_t) extend_area_begin_ptr; uintptr_t const extend_area_end = extend_area_begin + extend_area_size; uintptr_t const free_size = stats->free_size; a56c: e58d101c str r1, [sp, #28] uintptr_t extend_first_block_size = 0; uintptr_t extended_size = 0; bool extend_area_ok = false; if ( extend_area_end < extend_area_begin ) { return false; a570: 21a00008 movcs r0, r8 uintptr_t const free_size = stats->free_size; uintptr_t extend_first_block_size = 0; uintptr_t extended_size = 0; bool extend_area_ok = false; if ( extend_area_end < extend_area_begin ) { a574: 2a00009d bcs a7f0 <_Heap_Extend+0x2c0> return false; } extend_area_ok = _Heap_Get_first_and_last_block( a578: e28d1024 add r1, sp, #36 ; 0x24 a57c: e58d1000 str r1, [sp] a580: e28d1020 add r1, sp, #32 a584: e58d1004 str r1, [sp, #4] a588: e1a00005 mov r0, r5 a58c: e1a01002 mov r1, r2 a590: e59d2014 ldr r2, [sp, #20] a594: ebffeeda bl 6104 <_Heap_Get_first_and_last_block> page_size, min_block_size, &extend_first_block, &extend_last_block ); if (!extend_area_ok ) { a598: e3500000 cmp r0, #0 a59c: 0a000093 beq a7f0 <_Heap_Extend+0x2c0> a5a0: e59da010 ldr sl, [sp, #16] a5a4: e1a07008 mov r7, r8 a5a8: e1a09008 mov r9, r8 return false; } do { uintptr_t const sub_area_begin = (start_block != first_block) ? (uintptr_t) start_block : heap->area_begin; a5ac: e5941018 ldr r1, [r4, #24] a5b0: e1a03008 mov r3, r8 a5b4: e1a0c004 mov ip, r4 a5b8: ea000000 b a5c0 <_Heap_Extend+0x90> a5bc: e1a0100a mov r1, sl uintptr_t const sub_area_end = start_block->prev_size; a5c0: e59a4000 ldr r4, [sl] Heap_Block *const end_block = _Heap_Block_of_alloc_area( sub_area_end, page_size ); if ( a5c4: e1560001 cmp r6, r1 a5c8: 93a00000 movls r0, #0 a5cc: 83a00001 movhi r0, #1 a5d0: e1550004 cmp r5, r4 a5d4: 23a00000 movcs r0, #0 a5d8: e3500000 cmp r0, #0 a5dc: 1a000082 bne a7ec <_Heap_Extend+0x2bc> sub_area_end > extend_area_begin && extend_area_end > sub_area_begin ) { return false; } if ( extend_area_end == sub_area_begin ) { a5e0: e1560001 cmp r6, r1 a5e4: 01a0300a moveq r3, sl a5e8: 0a000001 beq a5f4 <_Heap_Extend+0xc4> merge_below_block = start_block; } else if ( extend_area_end < sub_area_end ) { a5ec: e1560004 cmp r6, r4 a5f0: 31a0900a movcc r9, sl RTEMS_INLINE_ROUTINE uintptr_t _Heap_Align_down( uintptr_t value, uintptr_t alignment ) { return value - (value % alignment); a5f4: e1a00004 mov r0, r4 a5f8: e59d1014 ldr r1, [sp, #20] a5fc: e58d300c str r3, [sp, #12] a600: e58dc008 str ip, [sp, #8] a604: eb001531 bl fad0 <__umodsi3> a608: e244b008 sub fp, r4, #8 link_below_block = start_block; } if ( sub_area_end == extend_area_begin ) { a60c: e1540005 cmp r4, r5 uintptr_t alloc_begin, uintptr_t page_size ) { return (Heap_Block *) (_Heap_Align_down( alloc_begin, page_size ) - HEAP_BLOCK_HEADER_SIZE); a610: e060000b rsb r0, r0, fp a614: e59d300c ldr r3, [sp, #12] a618: e59dc008 ldr ip, [sp, #8] RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Block_of_alloc_area( uintptr_t alloc_begin, uintptr_t page_size ) { return (Heap_Block *) (_Heap_Align_down( alloc_begin, page_size ) a61c: 01a07000 moveq r7, r0 start_block->prev_size = extend_area_end; a620: 058a6000 streq r6, [sl] merge_below_block = start_block; } else if ( extend_area_end < sub_area_end ) { link_below_block = start_block; } if ( sub_area_end == extend_area_begin ) { a624: 0a000000 beq a62c <_Heap_Extend+0xfc> a628: 31a08000 movcc r8, r0 - HEAP_BLOCK_HEADER_SIZE); } RTEMS_INLINE_ROUTINE uintptr_t _Heap_Block_size( const Heap_Block *block ) { return block->size_and_flag & ~HEAP_PREV_BLOCK_USED; a62c: e590a004 ldr sl, [r0, #4] } else if ( sub_area_end < extend_area_begin ) { link_above_block = end_block; } start_block = _Heap_Block_at( end_block, _Heap_Block_size( end_block ) ); } while ( start_block != first_block ); a630: e59d2010 ldr r2, [sp, #16] a634: e3caa001 bic sl, sl, #1 RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Block_at( const Heap_Block *block, uintptr_t offset ) { return (Heap_Block *) ((uintptr_t) block + offset); a638: e080a00a add sl, r0, sl a63c: e15a0002 cmp sl, r2 a640: 1affffdd bne a5bc <_Heap_Extend+0x8c> a644: e1a02009 mov r2, r9 a648: e1a09003 mov r9, r3 if ( extend_area_begin < heap->area_begin ) { a64c: e59c3018 ldr r3, [ip, #24] a650: e1550003 cmp r5, r3 a654: e1a0400c mov r4, ip heap->area_begin = extend_area_begin; a658: 358c5018 strcc r5, [ip, #24] } start_block = _Heap_Block_at( end_block, _Heap_Block_size( end_block ) ); } while ( start_block != first_block ); if ( extend_area_begin < heap->area_begin ) { a65c: 3a000002 bcc a66c <_Heap_Extend+0x13c> heap->area_begin = extend_area_begin; } else if ( heap->area_end < extend_area_end ) { a660: e59c301c ldr r3, [ip, #28] a664: e1530006 cmp r3, r6 heap->area_end = extend_area_end; a668: 358c601c strcc r6, [ip, #28] } extend_first_block_size = (uintptr_t) extend_last_block - (uintptr_t) extend_first_block; a66c: e59d1024 ldr r1, [sp, #36] ; 0x24 a670: e59d3020 ldr r3, [sp, #32] heap->area_begin = extend_area_begin; } else if ( heap->area_end < extend_area_end ) { heap->area_end = extend_area_end; } extend_first_block_size = a674: e0610003 rsb r0, r1, r3 (uintptr_t) extend_last_block - (uintptr_t) extend_first_block; extend_first_block->prev_size = extend_area_end; a678: e5816000 str r6, [r1] extend_first_block->size_and_flag = extend_first_block_size | HEAP_PREV_BLOCK_USED; a67c: e380c001 orr ip, r0, #1 _Heap_Protection_block_initialize( heap, extend_first_block ); extend_last_block->prev_size = extend_first_block_size; a680: e5830000 str r0, [r3] extend_last_block->size_and_flag = 0; a684: e3a00000 mov r0, #0 extend_first_block_size = (uintptr_t) extend_last_block - (uintptr_t) extend_first_block; extend_first_block->prev_size = extend_area_end; extend_first_block->size_and_flag = a688: e581c004 str ip, [r1, #4] extend_first_block_size | HEAP_PREV_BLOCK_USED; _Heap_Protection_block_initialize( heap, extend_first_block ); extend_last_block->prev_size = extend_first_block_size; extend_last_block->size_and_flag = 0; a68c: e5830004 str r0, [r3, #4] _Heap_Protection_block_initialize( heap, extend_last_block ); if ( (uintptr_t) extend_first_block < (uintptr_t) heap->first_block ) { a690: e5940020 ldr r0, [r4, #32] a694: e1500001 cmp r0, r1 heap->first_block = extend_first_block; a698: 85841020 strhi r1, [r4, #32] extend_last_block->prev_size = extend_first_block_size; extend_last_block->size_and_flag = 0; _Heap_Protection_block_initialize( heap, extend_last_block ); if ( (uintptr_t) extend_first_block < (uintptr_t) heap->first_block ) { a69c: 8a000002 bhi a6ac <_Heap_Extend+0x17c> heap->first_block = extend_first_block; } else if ( (uintptr_t) extend_last_block > (uintptr_t) heap->last_block ) { a6a0: e5941024 ldr r1, [r4, #36] ; 0x24 a6a4: e1510003 cmp r1, r3 heap->last_block = extend_last_block; a6a8: 35843024 strcc r3, [r4, #36] ; 0x24 } if ( merge_below_block != NULL ) { a6ac: e3590000 cmp r9, #0 a6b0: 0a000010 beq a6f8 <_Heap_Extend+0x1c8> Heap_Control *heap, uintptr_t extend_area_begin, Heap_Block *first_block ) { uintptr_t const page_size = heap->page_size; a6b4: e594a010 ldr sl, [r4, #16] <== NOT EXECUTED uintptr_t const new_first_block_alloc_begin = _Heap_Align_up( extend_area_begin + HEAP_BLOCK_HEADER_SIZE, page_size ); a6b8: e2855008 add r5, r5, #8 <== NOT EXECUTED RTEMS_INLINE_ROUTINE uintptr_t _Heap_Align_up( uintptr_t value, uintptr_t alignment ) { uintptr_t remainder = value % alignment; a6bc: e1a00005 mov r0, r5 <== NOT EXECUTED a6c0: e1a0100a mov r1, sl <== NOT EXECUTED a6c4: eb001501 bl fad0 <__umodsi3> <== NOT EXECUTED if ( remainder != 0 ) { a6c8: e3500000 cmp r0, #0 <== NOT EXECUTED return value - remainder + alignment; a6cc: 1085500a addne r5, r5, sl <== NOT EXECUTED a6d0: 10605005 rsbne r5, r0, r5 <== NOT EXECUTED uintptr_t const first_block_begin = (uintptr_t) first_block; uintptr_t const new_first_block_size = first_block_begin - new_first_block_begin; Heap_Block *const new_first_block = (Heap_Block *) new_first_block_begin; new_first_block->prev_size = first_block->prev_size; a6d4: e5993000 ldr r3, [r9] <== NOT EXECUTED ) { uintptr_t const page_size = heap->page_size; uintptr_t const new_first_block_alloc_begin = _Heap_Align_up( extend_area_begin + HEAP_BLOCK_HEADER_SIZE, page_size ); uintptr_t const new_first_block_begin = a6d8: e2451008 sub r1, r5, #8 <== NOT EXECUTED uintptr_t const first_block_begin = (uintptr_t) first_block; uintptr_t const new_first_block_size = first_block_begin - new_first_block_begin; Heap_Block *const new_first_block = (Heap_Block *) new_first_block_begin; new_first_block->prev_size = first_block->prev_size; a6dc: e5053008 str r3, [r5, #-8] <== NOT EXECUTED uintptr_t const new_first_block_alloc_begin = _Heap_Align_up( extend_area_begin + HEAP_BLOCK_HEADER_SIZE, page_size ); uintptr_t const new_first_block_begin = new_first_block_alloc_begin - HEAP_BLOCK_HEADER_SIZE; uintptr_t const first_block_begin = (uintptr_t) first_block; uintptr_t const new_first_block_size = a6e0: e0613009 rsb r3, r1, r9 <== NOT EXECUTED first_block_begin - new_first_block_begin; Heap_Block *const new_first_block = (Heap_Block *) new_first_block_begin; new_first_block->prev_size = first_block->prev_size; new_first_block->size_and_flag = new_first_block_size | HEAP_PREV_BLOCK_USED; a6e4: e3833001 orr r3, r3, #1 <== NOT EXECUTED a6e8: e5053004 str r3, [r5, #-4] <== NOT EXECUTED _Heap_Free_block( heap, new_first_block ); a6ec: e1a00004 mov r0, r4 <== NOT EXECUTED a6f0: ebffff86 bl a510 <_Heap_Free_block> <== NOT EXECUTED a6f4: ea000004 b a70c <_Heap_Extend+0x1dc> <== NOT EXECUTED heap->last_block = extend_last_block; } if ( merge_below_block != NULL ) { _Heap_Merge_below( heap, extend_area_begin, merge_below_block ); } else if ( link_below_block != NULL ) { a6f8: e3520000 cmp r2, #0 _Heap_Link_below( a6fc: 159d3020 ldrne r3, [sp, #32] { uintptr_t const last_block_begin = (uintptr_t) last_block; uintptr_t const link_begin = (uintptr_t) link; last_block->size_and_flag = (link_begin - last_block_begin) | HEAP_PREV_BLOCK_USED; a700: 10632002 rsbne r2, r3, r2 a704: 13822001 orrne r2, r2, #1 ) { uintptr_t const last_block_begin = (uintptr_t) last_block; uintptr_t const link_begin = (uintptr_t) link; last_block->size_and_flag = a708: 15832004 strne r2, [r3, #4] link_below_block, extend_last_block ); } if ( merge_above_block != NULL ) { a70c: e3570000 cmp r7, #0 a710: 0a000012 beq a760 <_Heap_Extend+0x230> ) { uintptr_t const page_size = heap->page_size; uintptr_t const last_block_begin = (uintptr_t) last_block; uintptr_t const last_block_new_size = _Heap_Align_down( extend_area_end - last_block_begin - HEAP_BLOCK_HEADER_SIZE, a714: e2466008 sub r6, r6, #8 uintptr_t extend_area_end ) { uintptr_t const page_size = heap->page_size; uintptr_t const last_block_begin = (uintptr_t) last_block; uintptr_t const last_block_new_size = _Heap_Align_down( a718: e0676006 rsb r6, r7, r6 RTEMS_INLINE_ROUTINE uintptr_t _Heap_Align_down( uintptr_t value, uintptr_t alignment ) { return value - (value % alignment); a71c: e5941010 ldr r1, [r4, #16] a720: e1a00006 mov r0, r6 a724: eb0014e9 bl fad0 <__umodsi3> ); Heap_Block *const new_last_block = _Heap_Block_at( last_block, last_block_new_size ); new_last_block->size_and_flag = (last_block->size_and_flag - last_block_new_size) a728: e5972004 ldr r2, [r7, #4] a72c: e0606006 rsb r6, r0, r6 a730: e0662002 rsb r2, r6, r2 page_size ); Heap_Block *const new_last_block = _Heap_Block_at( last_block, last_block_new_size ); new_last_block->size_and_flag = a734: e0863007 add r3, r6, r7 (last_block->size_and_flag - last_block_new_size) | HEAP_PREV_BLOCK_USED; a738: e3822001 orr r2, r2, #1 page_size ); Heap_Block *const new_last_block = _Heap_Block_at( last_block, last_block_new_size ); new_last_block->size_and_flag = a73c: e5832004 str r2, [r3, #4] RTEMS_INLINE_ROUTINE void _Heap_Block_set_size( Heap_Block *block, uintptr_t size ) { uintptr_t flag = block->size_and_flag & HEAP_PREV_BLOCK_USED; a740: e5973004 ldr r3, [r7, #4] a744: e2033001 and r3, r3, #1 block->size_and_flag = size | flag; a748: e1866003 orr r6, r6, r3 a74c: e5876004 str r6, [r7, #4] (last_block->size_and_flag - last_block_new_size) | HEAP_PREV_BLOCK_USED; _Heap_Block_set_size( last_block, last_block_new_size ); _Heap_Free_block( heap, last_block ); a750: e1a00004 mov r0, r4 a754: e1a01007 mov r1, r7 a758: ebffff6c bl a510 <_Heap_Free_block> a75c: ea00000b b a790 <_Heap_Extend+0x260> ); } if ( merge_above_block != NULL ) { _Heap_Merge_above( heap, merge_above_block, extend_area_end ); } else if ( link_above_block != NULL ) { a760: e3580000 cmp r8, #0 a764: 0a000009 beq a790 <_Heap_Extend+0x260> RTEMS_INLINE_ROUTINE void _Heap_Block_set_size( Heap_Block *block, uintptr_t size ) { uintptr_t flag = block->size_and_flag & HEAP_PREV_BLOCK_USED; a768: e5982004 ldr r2, [r8, #4] ) { uintptr_t const link_begin = (uintptr_t) link; uintptr_t const first_block_begin = (uintptr_t) first_block; _Heap_Block_set_size( link, first_block_begin - link_begin ); a76c: e59d1024 ldr r1, [sp, #36] ; 0x24 a770: e2022001 and r2, r2, #1 a774: e0681001 rsb r1, r8, r1 block->size_and_flag = size | flag; a778: e1812002 orr r2, r1, r2 } if ( merge_above_block != NULL ) { _Heap_Merge_above( heap, merge_above_block, extend_area_end ); } else if ( link_above_block != NULL ) { _Heap_Link_above( a77c: e59d3020 ldr r3, [sp, #32] a780: e5882004 str r2, [r8, #4] uintptr_t const link_begin = (uintptr_t) link; uintptr_t const first_block_begin = (uintptr_t) first_block; _Heap_Block_set_size( link, first_block_begin - link_begin ); last_block->size_and_flag |= HEAP_PREV_BLOCK_USED; a784: e5932004 ldr r2, [r3, #4] a788: e3822001 orr r2, r2, #1 a78c: e5832004 str r2, [r3, #4] extend_first_block, extend_last_block ); } if ( merge_below_block == NULL && merge_above_block == NULL ) { a790: e3570000 cmp r7, #0 a794: 03590000 cmpeq r9, #0 _Heap_Free_block( heap, extend_first_block ); a798: 01a00004 moveq r0, r4 a79c: 059d1024 ldreq r1, [sp, #36] ; 0x24 a7a0: 0bffff5a bleq a510 <_Heap_Free_block> */ RTEMS_INLINE_ROUTINE void _Heap_Set_last_block_size( Heap_Control *heap ) { _Heap_Block_set_size( heap->last_block, (uintptr_t) heap->first_block - (uintptr_t) heap->last_block a7a4: e2841020 add r1, r4, #32 a7a8: e891000a ldm r1, {r1, r3} RTEMS_INLINE_ROUTINE void _Heap_Block_set_size( Heap_Block *block, uintptr_t size ) { uintptr_t flag = block->size_and_flag & HEAP_PREV_BLOCK_USED; a7ac: e5932004 ldr r2, [r3, #4] * This feature will be used to terminate the scattered heap area list. See * also _Heap_Extend(). */ RTEMS_INLINE_ROUTINE void _Heap_Set_last_block_size( Heap_Control *heap ) { _Heap_Block_set_size( a7b0: e0631001 rsb r1, r3, r1 RTEMS_INLINE_ROUTINE void _Heap_Block_set_size( Heap_Block *block, uintptr_t size ) { uintptr_t flag = block->size_and_flag & HEAP_PREV_BLOCK_USED; a7b4: e2022001 and r2, r2, #1 block->size_and_flag = size | flag; a7b8: e1812002 orr r2, r1, r2 a7bc: e5832004 str r2, [r3, #4] } _Heap_Set_last_block_size( heap ); extended_size = stats->free_size - free_size; a7c0: e59d101c ldr r1, [sp, #28] a7c4: e284202c add r2, r4, #44 ; 0x2c a7c8: e892000c ldm r2, {r2, r3} a7cc: e0613003 rsb r3, r1, r3 /* Statistics */ stats->size += extended_size; a7d0: e0822003 add r2, r2, r3 a7d4: e584202c str r2, [r4, #44] ; 0x2c if ( extended_size_ptr != NULL ) a7d8: e59d2018 ldr r2, [sp, #24] a7dc: e3520000 cmp r2, #0 *extended_size_ptr = extended_size; a7e0: 15823000 strne r3, [r2] return true; a7e4: e3a00001 mov r0, #1 a7e8: ea000000 b a7f0 <_Heap_Extend+0x2c0> _Heap_Block_of_alloc_area( sub_area_end, page_size ); if ( sub_area_end > extend_area_begin && extend_area_end > sub_area_begin ) { return false; a7ec: e3a00000 mov r0, #0 if ( extended_size_ptr != NULL ) *extended_size_ptr = extended_size; return true; } a7f0: e28dd028 add sp, sp, #40 ; 0x28 a7f4: e8bd8ff0 pop {r4, r5, r6, r7, r8, r9, sl, fp, pc} =============================================================================== 00006c64 <_Heap_Walk>: bool _Heap_Walk( Heap_Control *heap, int source, bool dump ) { 6c64: e92d4ff0 push {r4, r5, r6, r7, r8, r9, sl, fp, lr} uintptr_t const page_size = heap->page_size; uintptr_t const min_block_size = heap->min_block_size; 6c68: e5903014 ldr r3, [r0, #20] bool _Heap_Walk( Heap_Control *heap, int source, bool dump ) { 6c6c: e24dd030 sub sp, sp, #48 ; 0x30 uintptr_t const page_size = heap->page_size; uintptr_t const min_block_size = heap->min_block_size; 6c70: e58d3024 str r3, [sp, #36] ; 0x24 Heap_Block *const first_block = heap->first_block; Heap_Block *const last_block = heap->last_block; 6c74: e5903024 ldr r3, [r0, #36] ; 0x24 Heap_Block *block = first_block; Heap_Walk_printer printer = dump ? _Heap_Walk_print : _Heap_Walk_print_nothing; 6c78: e59f4500 ldr r4, [pc, #1280] ; 7180 <_Heap_Walk+0x51c> ) { uintptr_t const page_size = heap->page_size; uintptr_t const min_block_size = heap->min_block_size; Heap_Block *const first_block = heap->first_block; Heap_Block *const last_block = heap->last_block; 6c7c: e58d3028 str r3, [sp, #40] ; 0x28 Heap_Block *block = first_block; Heap_Walk_printer printer = dump ? _Heap_Walk_print : _Heap_Walk_print_nothing; 6c80: e59f34fc ldr r3, [pc, #1276] ; 7184 <_Heap_Walk+0x520> 6c84: e31200ff tst r2, #255 ; 0xff 6c88: 11a04003 movne r4, r3 if ( !_System_state_Is_up( _System_state_Get() ) ) { 6c8c: e59f34f4 ldr r3, [pc, #1268] ; 7188 <_Heap_Walk+0x524> 6c90: e5933000 ldr r3, [r3] bool dump ) { uintptr_t const page_size = heap->page_size; uintptr_t const min_block_size = heap->min_block_size; Heap_Block *const first_block = heap->first_block; 6c94: e590c020 ldr ip, [r0, #32] Heap_Block *const last_block = heap->last_block; Heap_Block *block = first_block; Heap_Walk_printer printer = dump ? _Heap_Walk_print : _Heap_Walk_print_nothing; if ( !_System_state_Is_up( _System_state_Get() ) ) { 6c98: e3530003 cmp r3, #3 bool _Heap_Walk( Heap_Control *heap, int source, bool dump ) { 6c9c: e1a06000 mov r6, r0 6ca0: e1a05001 mov r5, r1 uintptr_t const page_size = heap->page_size; 6ca4: e5909010 ldr r9, [r0, #16] uintptr_t const min_block_size = heap->min_block_size; Heap_Block *const first_block = heap->first_block; 6ca8: e58dc020 str ip, [sp, #32] Heap_Block *const last_block = heap->last_block; Heap_Block *block = first_block; Heap_Walk_printer printer = dump ? _Heap_Walk_print : _Heap_Walk_print_nothing; if ( !_System_state_Is_up( _System_state_Get() ) ) { 6cac: 1a000127 bne 7150 <_Heap_Walk+0x4ec> Heap_Block *const first_free_block = _Heap_Free_list_first( heap ); Heap_Block *const last_free_block = _Heap_Free_list_last( heap ); Heap_Block *const first_block = heap->first_block; Heap_Block *const last_block = heap->last_block; (*printer)( 6cb0: e59dc024 ldr ip, [sp, #36] ; 0x24 6cb4: e58dc000 str ip, [sp] 6cb8: e5903018 ldr r3, [r0, #24] 6cbc: e58d3004 str r3, [sp, #4] 6cc0: e590301c ldr r3, [r0, #28] 6cc4: e59d2020 ldr r2, [sp, #32] 6cc8: e58d3008 str r3, [sp, #8] 6ccc: e59d3028 ldr r3, [sp, #40] ; 0x28 6cd0: e58d200c str r2, [sp, #12] 6cd4: e58d3010 str r3, [sp, #16] 6cd8: e5903008 ldr r3, [r0, #8] 6cdc: e58d3014 str r3, [sp, #20] 6ce0: e590300c ldr r3, [r0, #12] 6ce4: e59f24a0 ldr r2, [pc, #1184] ; 718c <_Heap_Walk+0x528> 6ce8: e58d3018 str r3, [sp, #24] 6cec: e1a00001 mov r0, r1 6cf0: e1a03009 mov r3, r9 6cf4: e3a01000 mov r1, #0 6cf8: e1a0e00f mov lr, pc 6cfc: e12fff14 bx r4 heap->area_begin, heap->area_end, first_block, last_block, first_free_block, last_free_block ); if ( page_size == 0 ) { 6d00: e3590000 cmp r9, #0 6d04: 1a000006 bne 6d24 <_Heap_Walk+0xc0> (*printer)( source, true, "page size is zero\n" ); 6d08: e1a00005 mov r0, r5 6d0c: e3a01001 mov r1, #1 6d10: e59f2478 ldr r2, [pc, #1144] ; 7190 <_Heap_Walk+0x52c> 6d14: e1a0e00f mov lr, pc 6d18: e12fff14 bx r4 if ( !_System_state_Is_up( _System_state_Get() ) ) { return true; } if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; 6d1c: e1a08009 mov r8, r9 6d20: ea00010b b 7154 <_Heap_Walk+0x4f0> (*printer)( source, true, "page size is zero\n" ); return false; } if ( !_Addresses_Is_aligned( (void *) page_size ) ) { 6d24: e2198007 ands r8, r9, #7 (*printer)( 6d28: 11a00005 movne r0, r5 6d2c: 13a01001 movne r1, #1 6d30: 159f245c ldrne r2, [pc, #1116] ; 7194 <_Heap_Walk+0x530> 6d34: 11a03009 movne r3, r9 6d38: 1a00010c bne 7170 <_Heap_Walk+0x50c> RTEMS_INLINE_ROUTINE bool _Heap_Is_aligned( uintptr_t value, uintptr_t alignment ) { return (value % alignment) == 0; 6d3c: e59d0024 ldr r0, [sp, #36] ; 0x24 6d40: e1a01009 mov r1, r9 6d44: ebffe796 bl ba4 <__umodsi3> ); return false; } if ( !_Heap_Is_aligned( min_block_size, page_size ) ) { 6d48: e250b000 subs fp, r0, #0 6d4c: 0a000006 beq 6d6c <_Heap_Walk+0x108> (*printer)( 6d50: e1a00005 mov r0, r5 6d54: e3a01001 mov r1, #1 6d58: e59f2438 ldr r2, [pc, #1080] ; 7198 <_Heap_Walk+0x534> 6d5c: e59d3024 ldr r3, [sp, #36] ; 0x24 6d60: e1a0e00f mov lr, pc 6d64: e12fff14 bx r4 6d68: ea0000f9 b 7154 <_Heap_Walk+0x4f0> 6d6c: e59dc020 ldr ip, [sp, #32] 6d70: e1a01009 mov r1, r9 6d74: e28c0008 add r0, ip, #8 6d78: ebffe789 bl ba4 <__umodsi3> ); return false; } if ( 6d7c: e250a000 subs sl, r0, #0 !_Heap_Is_aligned( _Heap_Alloc_area_of_block( first_block ), page_size ) ) { (*printer)( 6d80: 11a00005 movne r0, r5 6d84: 13a01001 movne r1, #1 6d88: 159f240c ldrne r2, [pc, #1036] ; 719c <_Heap_Walk+0x538> 6d8c: 159d3020 ldrne r3, [sp, #32] 6d90: 1a0000cc bne 70c8 <_Heap_Walk+0x464> block->size_and_flag = size | flag; } RTEMS_INLINE_ROUTINE bool _Heap_Is_prev_used( const Heap_Block *block ) { return block->size_and_flag & HEAP_PREV_BLOCK_USED; 6d94: e59d2020 ldr r2, [sp, #32] 6d98: e5928004 ldr r8, [r2, #4] ); return false; } if ( !_Heap_Is_prev_used( first_block ) ) { 6d9c: e2188001 ands r8, r8, #1 (*printer)( 6da0: 01a00005 moveq r0, r5 6da4: 03a01001 moveq r1, #1 6da8: 059f23f0 ldreq r2, [pc, #1008] ; 71a0 <_Heap_Walk+0x53c> 6dac: 0a000009 beq 6dd8 <_Heap_Walk+0x174> - HEAP_BLOCK_HEADER_SIZE); } RTEMS_INLINE_ROUTINE uintptr_t _Heap_Block_size( const Heap_Block *block ) { return block->size_and_flag & ~HEAP_PREV_BLOCK_USED; 6db0: e59d3028 ldr r3, [sp, #40] ; 0x28 6db4: e5937004 ldr r7, [r3, #4] 6db8: e3c77001 bic r7, r7, #1 RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Block_at( const Heap_Block *block, uintptr_t offset ) { return (Heap_Block *) ((uintptr_t) block + offset); 6dbc: e0837007 add r7, r3, r7 block->size_and_flag = size | flag; } RTEMS_INLINE_ROUTINE bool _Heap_Is_prev_used( const Heap_Block *block ) { return block->size_and_flag & HEAP_PREV_BLOCK_USED; 6dc0: e5978004 ldr r8, [r7, #4] ); return false; } if ( _Heap_Is_free( last_block ) ) { 6dc4: e2188001 ands r8, r8, #1 6dc8: 1a000005 bne 6de4 <_Heap_Walk+0x180> (*printer)( 6dcc: e59f23d0 ldr r2, [pc, #976] ; 71a4 <_Heap_Walk+0x540> 6dd0: e1a00005 mov r0, r5 6dd4: e3a01001 mov r1, #1 6dd8: e1a0e00f mov lr, pc 6ddc: e12fff14 bx r4 6de0: ea0000db b 7154 <_Heap_Walk+0x4f0> ); return false; } if ( 6de4: e59dc020 ldr ip, [sp, #32] 6de8: e157000c cmp r7, ip 6dec: 0a000006 beq 6e0c <_Heap_Walk+0x1a8> _Heap_Block_at( last_block, _Heap_Block_size( last_block ) ) != first_block ) { (*printer)( 6df0: e1a00005 mov r0, r5 <== NOT EXECUTED 6df4: e3a01001 mov r1, #1 <== NOT EXECUTED 6df8: e59f23a8 ldr r2, [pc, #936] ; 71a8 <_Heap_Walk+0x544> <== NOT EXECUTED 6dfc: e1a0e00f mov lr, pc <== NOT EXECUTED 6e00: e12fff14 bx r4 <== NOT EXECUTED if ( !_System_state_Is_up( _System_state_Get() ) ) { return true; } if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; 6e04: e1a0800a mov r8, sl <== NOT EXECUTED 6e08: ea0000d1 b 7154 <_Heap_Walk+0x4f0> <== NOT EXECUTED int source, Heap_Walk_printer printer, Heap_Control *heap ) { uintptr_t const page_size = heap->page_size; 6e0c: e596b010 ldr fp, [r6, #16] block = next_block; } while ( block != first_block ); return true; } 6e10: e5968008 ldr r8, [r6, #8] Heap_Walk_printer printer, Heap_Control *heap ) { uintptr_t const page_size = heap->page_size; const Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); 6e14: e1a0a006 mov sl, r6 6e18: ea000034 b 6ef0 <_Heap_Walk+0x28c> const Heap_Control *heap, const Heap_Block *block ) { return (uintptr_t) block >= (uintptr_t) heap->first_block && (uintptr_t) block <= (uintptr_t) heap->last_block; 6e1c: e5963020 ldr r3, [r6, #32] 6e20: e1530008 cmp r3, r8 6e24: 83a0c000 movhi ip, #0 6e28: 8a000003 bhi 6e3c <_Heap_Walk+0x1d8> 6e2c: e596c024 ldr ip, [r6, #36] ; 0x24 6e30: e15c0008 cmp ip, r8 6e34: 33a0c000 movcc ip, #0 6e38: 23a0c001 movcs ip, #1 const Heap_Block *const first_free_block = _Heap_Free_list_first( heap ); const Heap_Block *prev_block = free_list_tail; const Heap_Block *free_block = first_free_block; while ( free_block != free_list_tail ) { if ( !_Heap_Is_block_in_heap( heap, free_block ) ) { 6e3c: e21cc0ff ands ip, ip, #255 ; 0xff (*printer)( 6e40: 01a00005 moveq r0, r5 6e44: 03a01001 moveq r1, #1 6e48: 059f235c ldreq r2, [pc, #860] ; 71ac <_Heap_Walk+0x548> 6e4c: 0a000012 beq 6e9c <_Heap_Walk+0x238> RTEMS_INLINE_ROUTINE bool _Heap_Is_aligned( uintptr_t value, uintptr_t alignment ) { return (value % alignment) == 0; 6e50: e2880008 add r0, r8, #8 6e54: e1a0100b mov r1, fp 6e58: ebffe751 bl ba4 <__umodsi3> ); return false; } if ( 6e5c: e250c000 subs ip, r0, #0 !_Heap_Is_aligned( _Heap_Alloc_area_of_block( free_block ), page_size ) ) { (*printer)( 6e60: 11a00005 movne r0, r5 6e64: 13a01001 movne r1, #1 6e68: 159f2340 ldrne r2, [pc, #832] ; 71b0 <_Heap_Walk+0x54c> 6e6c: 11a03008 movne r3, r8 6e70: 1a0000be bne 7170 <_Heap_Walk+0x50c> - HEAP_BLOCK_HEADER_SIZE); } RTEMS_INLINE_ROUTINE uintptr_t _Heap_Block_size( const Heap_Block *block ) { return block->size_and_flag & ~HEAP_PREV_BLOCK_USED; 6e74: e5983004 ldr r3, [r8, #4] 6e78: e3c33001 bic r3, r3, #1 block = next_block; } while ( block != first_block ); return true; } 6e7c: e0883003 add r3, r8, r3 block->size_and_flag = size | flag; } RTEMS_INLINE_ROUTINE bool _Heap_Is_prev_used( const Heap_Block *block ) { return block->size_and_flag & HEAP_PREV_BLOCK_USED; 6e80: e5933004 ldr r3, [r3, #4] ); return false; } if ( _Heap_Is_used( free_block ) ) { 6e84: e2133001 ands r3, r3, #1 6e88: e58d302c str r3, [sp, #44] ; 0x2c 6e8c: 0a000009 beq 6eb8 <_Heap_Walk+0x254> (*printer)( 6e90: e59f231c ldr r2, [pc, #796] ; 71b4 <_Heap_Walk+0x550> 6e94: e1a00005 mov r0, r5 6e98: e3a01001 mov r1, #1 6e9c: e1a03008 mov r3, r8 6ea0: e58dc01c str ip, [sp, #28] 6ea4: e1a0e00f mov lr, pc 6ea8: e12fff14 bx r4 if ( !_System_state_Is_up( _System_state_Get() ) ) { return true; } if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; 6eac: e59dc01c ldr ip, [sp, #28] 6eb0: e1a0800c mov r8, ip 6eb4: ea0000a6 b 7154 <_Heap_Walk+0x4f0> ); return false; } if ( free_block->prev != prev_block ) { 6eb8: e598300c ldr r3, [r8, #12] 6ebc: e153000a cmp r3, sl 6ec0: 0a000008 beq 6ee8 <_Heap_Walk+0x284> (*printer)( 6ec4: e58d3000 str r3, [sp] 6ec8: e1a00005 mov r0, r5 6ecc: e1a03008 mov r3, r8 6ed0: e3a01001 mov r1, #1 6ed4: e59f22dc ldr r2, [pc, #732] ; 71b8 <_Heap_Walk+0x554> 6ed8: e1a0e00f mov lr, pc 6edc: e12fff14 bx r4 if ( !_System_state_Is_up( _System_state_Get() ) ) { return true; } if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; 6ee0: e59d802c ldr r8, [sp, #44] ; 0x2c 6ee4: ea00009a b 7154 <_Heap_Walk+0x4f0> return false; } prev_block = free_block; free_block = free_block->next; 6ee8: e1a0a008 mov sl, r8 6eec: e5988008 ldr r8, [r8, #8] const Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); const Heap_Block *const first_free_block = _Heap_Free_list_first( heap ); const Heap_Block *prev_block = free_list_tail; const Heap_Block *free_block = first_free_block; while ( free_block != free_list_tail ) { 6ef0: e1580006 cmp r8, r6 6ef4: 1affffc8 bne 6e1c <_Heap_Walk+0x1b8> 6ef8: ea000000 b 6f00 <_Heap_Walk+0x29c> block->prev_size ); } block = next_block; } while ( block != first_block ); 6efc: e1a07008 mov r7, r8 return true; } 6f00: e5973004 ldr r3, [r7, #4] const Heap_Control *heap, const Heap_Block *block ) { return (uintptr_t) block >= (uintptr_t) heap->first_block && (uintptr_t) block <= (uintptr_t) heap->last_block; 6f04: e5962020 ldr r2, [r6, #32] - HEAP_BLOCK_HEADER_SIZE); } RTEMS_INLINE_ROUTINE uintptr_t _Heap_Block_size( const Heap_Block *block ) { return block->size_and_flag & ~HEAP_PREV_BLOCK_USED; 6f08: e3c3a001 bic sl, r3, #1 RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Block_at( const Heap_Block *block, uintptr_t offset ) { return (Heap_Block *) ((uintptr_t) block + offset); 6f0c: e087800a add r8, r7, sl const Heap_Control *heap, const Heap_Block *block ) { return (uintptr_t) block >= (uintptr_t) heap->first_block && (uintptr_t) block <= (uintptr_t) heap->last_block; 6f10: e1520008 cmp r2, r8 6f14: 83a0b000 movhi fp, #0 6f18: 8a000003 bhi 6f2c <_Heap_Walk+0x2c8> 6f1c: e596b024 ldr fp, [r6, #36] ; 0x24 6f20: e15b0008 cmp fp, r8 6f24: 33a0b000 movcc fp, #0 6f28: 23a0b001 movcs fp, #1 bool const prev_used = _Heap_Is_prev_used( block ); Heap_Block *const next_block = _Heap_Block_at( block, block_size ); uintptr_t const next_block_begin = (uintptr_t) next_block; bool const is_not_last_block = block != last_block; if ( !_Heap_Is_block_in_heap( heap, next_block ) ) { 6f2c: e21bb0ff ands fp, fp, #255 ; 0xff 6f30: 1a000007 bne 6f54 <_Heap_Walk+0x2f0> (*printer)( 6f34: e58d8000 str r8, [sp] 6f38: e1a00005 mov r0, r5 6f3c: e3a01001 mov r1, #1 6f40: e59f2274 ldr r2, [pc, #628] ; 71bc <_Heap_Walk+0x558> 6f44: e1a03007 mov r3, r7 6f48: e1a0e00f mov lr, pc 6f4c: e12fff14 bx r4 6f50: ea00005e b 70d0 <_Heap_Walk+0x46c> uintptr_t const block_begin = (uintptr_t) block; uintptr_t const block_size = _Heap_Block_size( block ); bool const prev_used = _Heap_Is_prev_used( block ); Heap_Block *const next_block = _Heap_Block_at( block, block_size ); uintptr_t const next_block_begin = (uintptr_t) next_block; bool const is_not_last_block = block != last_block; 6f54: e59d2028 ldr r2, [sp, #40] ; 0x28 RTEMS_INLINE_ROUTINE bool _Heap_Is_aligned( uintptr_t value, uintptr_t alignment ) { return (value % alignment) == 0; 6f58: e1a0000a mov r0, sl 6f5c: e1a01009 mov r1, r9 6f60: e057b002 subs fp, r7, r2 6f64: 13a0b001 movne fp, #1 6f68: e58d301c str r3, [sp, #28] 6f6c: ebffe70c bl ba4 <__umodsi3> ); return false; } if ( !_Heap_Is_aligned( block_size, page_size ) && is_not_last_block ) { 6f70: e3500000 cmp r0, #0 6f74: e59d301c ldr r3, [sp, #28] 6f78: 0a000005 beq 6f94 <_Heap_Walk+0x330> 6f7c: e35b0000 cmp fp, #0 (*printer)( 6f80: 158da000 strne sl, [sp] 6f84: 11a00005 movne r0, r5 6f88: 13a01001 movne r1, #1 6f8c: 159f222c ldrne r2, [pc, #556] ; 71c0 <_Heap_Walk+0x55c> 6f90: 1a000014 bne 6fe8 <_Heap_Walk+0x384> ); return false; } if ( block_size < min_block_size && is_not_last_block ) { 6f94: e59dc024 ldr ip, [sp, #36] ; 0x24 6f98: e15a000c cmp sl, ip 6f9c: 2a000009 bcs 6fc8 <_Heap_Walk+0x364> 6fa0: e35b0000 cmp fp, #0 6fa4: 0a000007 beq 6fc8 <_Heap_Walk+0x364> (*printer)( 6fa8: e88d1400 stm sp, {sl, ip} 6fac: e1a00005 mov r0, r5 6fb0: e3a01001 mov r1, #1 6fb4: e59f2208 ldr r2, [pc, #520] ; 71c4 <_Heap_Walk+0x560> 6fb8: e1a03007 mov r3, r7 6fbc: e1a0e00f mov lr, pc 6fc0: e12fff14 bx r4 6fc4: ea00006b b 7178 <_Heap_Walk+0x514> ); return false; } if ( next_block_begin <= block_begin && is_not_last_block ) { 6fc8: e1580007 cmp r8, r7 6fcc: 8a000009 bhi 6ff8 <_Heap_Walk+0x394> 6fd0: e35b0000 cmp fp, #0 6fd4: 0a000007 beq 6ff8 <_Heap_Walk+0x394> (*printer)( 6fd8: e58d8000 str r8, [sp] 6fdc: e59f21e4 ldr r2, [pc, #484] ; 71c8 <_Heap_Walk+0x564> 6fe0: e1a00005 mov r0, r5 6fe4: e3a01001 mov r1, #1 6fe8: e1a03007 mov r3, r7 6fec: e1a0e00f mov lr, pc 6ff0: e12fff14 bx r4 6ff4: ea00005f b 7178 <_Heap_Walk+0x514> block->size_and_flag = size | flag; } RTEMS_INLINE_ROUTINE bool _Heap_Is_prev_used( const Heap_Block *block ) { return block->size_and_flag & HEAP_PREV_BLOCK_USED; 6ff8: e203b001 and fp, r3, #1 6ffc: e5983004 ldr r3, [r8, #4] ); return false; } if ( !_Heap_Is_prev_used( next_block ) ) { 7000: e3130001 tst r3, #1 7004: 1a00003b bne 70f8 <_Heap_Walk+0x494> false, "block 0x%08x: size %u, prev 0x%08x%s, next 0x%08x%s\n", block, block_size, block->prev, block->prev == first_free_block ? 7008: e597200c ldr r2, [r7, #12] Heap_Block *const last_free_block = _Heap_Free_list_last( heap ); bool const prev_used = _Heap_Is_prev_used( block ); uintptr_t const block_size = _Heap_Block_size( block ); Heap_Block *const next_block = _Heap_Block_at( block, block_size ); (*printer)( 700c: e5963008 ldr r3, [r6, #8] 7010: e1520003 cmp r2, r3 block = next_block; } while ( block != first_block ); return true; } 7014: e596100c ldr r1, [r6, #12] Heap_Block *const last_free_block = _Heap_Free_list_last( heap ); bool const prev_used = _Heap_Is_prev_used( block ); uintptr_t const block_size = _Heap_Block_size( block ); Heap_Block *const next_block = _Heap_Block_at( block, block_size ); (*printer)( 7018: 059f01ac ldreq r0, [pc, #428] ; 71cc <_Heap_Walk+0x568> 701c: 0a000003 beq 7030 <_Heap_Walk+0x3cc> block, block_size, block->prev, block->prev == first_free_block ? " (= first free)" : (block->prev == free_list_head ? " (= head)" : ""), 7020: e59f31a8 ldr r3, [pc, #424] ; 71d0 <_Heap_Walk+0x56c> 7024: e1520006 cmp r2, r6 7028: e59f01a4 ldr r0, [pc, #420] ; 71d4 <_Heap_Walk+0x570> 702c: 01a00003 moveq r0, r3 block->next, block->next == last_free_block ? 7030: e5973008 ldr r3, [r7, #8] Heap_Block *const last_free_block = _Heap_Free_list_last( heap ); bool const prev_used = _Heap_Is_prev_used( block ); uintptr_t const block_size = _Heap_Block_size( block ); Heap_Block *const next_block = _Heap_Block_at( block, block_size ); (*printer)( 7034: e1530001 cmp r3, r1 7038: 059f1198 ldreq r1, [pc, #408] ; 71d8 <_Heap_Walk+0x574> 703c: 0a000003 beq 7050 <_Heap_Walk+0x3ec> " (= first free)" : (block->prev == free_list_head ? " (= head)" : ""), block->next, block->next == last_free_block ? " (= last free)" : (block->next == free_list_tail ? " (= tail)" : "") 7040: e59fc194 ldr ip, [pc, #404] ; 71dc <_Heap_Walk+0x578> 7044: e1530006 cmp r3, r6 7048: e59f1184 ldr r1, [pc, #388] ; 71d4 <_Heap_Walk+0x570> 704c: 01a0100c moveq r1, ip Heap_Block *const last_free_block = _Heap_Free_list_last( heap ); bool const prev_used = _Heap_Is_prev_used( block ); uintptr_t const block_size = _Heap_Block_size( block ); Heap_Block *const next_block = _Heap_Block_at( block, block_size ); (*printer)( 7050: e58d2004 str r2, [sp, #4] 7054: e58d0008 str r0, [sp, #8] 7058: e58d300c str r3, [sp, #12] 705c: e58d1010 str r1, [sp, #16] 7060: e1a03007 mov r3, r7 7064: e58da000 str sl, [sp] 7068: e1a00005 mov r0, r5 706c: e3a01000 mov r1, #0 7070: e59f2168 ldr r2, [pc, #360] ; 71e0 <_Heap_Walk+0x57c> 7074: e1a0e00f mov lr, pc 7078: e12fff14 bx r4 block->next == last_free_block ? " (= last free)" : (block->next == free_list_tail ? " (= tail)" : "") ); if ( block_size != next_block->prev_size ) { 707c: e5983000 ldr r3, [r8] 7080: e15a0003 cmp sl, r3 7084: 0a000009 beq 70b0 <_Heap_Walk+0x44c> (*printer)( 7088: e58d3004 str r3, [sp, #4] 708c: e58da000 str sl, [sp] 7090: e58d8008 str r8, [sp, #8] 7094: e1a00005 mov r0, r5 7098: e3a01001 mov r1, #1 709c: e59f2140 ldr r2, [pc, #320] ; 71e4 <_Heap_Walk+0x580> 70a0: e1a03007 mov r3, r7 70a4: e1a0e00f mov lr, pc 70a8: e12fff14 bx r4 70ac: ea000031 b 7178 <_Heap_Walk+0x514> ); return false; } if ( !prev_used ) { 70b0: e35b0000 cmp fp, #0 70b4: 1a000007 bne 70d8 <_Heap_Walk+0x474> (*printer)( 70b8: e59f2128 ldr r2, [pc, #296] ; 71e8 <_Heap_Walk+0x584> 70bc: e1a00005 mov r0, r5 70c0: e3a01001 mov r1, #1 70c4: e1a03007 mov r3, r7 70c8: e1a0e00f mov lr, pc 70cc: e12fff14 bx r4 return false; } if ( !_Heap_Is_prev_used( next_block ) ) { if ( !_Heap_Walk_check_free_block( source, printer, heap, block ) ) { return false; 70d0: e1a0800b mov r8, fp 70d4: ea00001e b 7154 <_Heap_Walk+0x4f0> block = next_block; } while ( block != first_block ); return true; } 70d8: e5963008 ldr r3, [r6, #8] 70dc: ea000002 b 70ec <_Heap_Walk+0x488> { const Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); const Heap_Block *free_block = _Heap_Free_list_first( heap ); while ( free_block != free_list_tail ) { if ( free_block == block ) { 70e0: e1530007 cmp r3, r7 70e4: 0a000016 beq 7144 <_Heap_Walk+0x4e0> return true; } free_block = free_block->next; 70e8: e5933008 ldr r3, [r3, #8] ) { const Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); const Heap_Block *free_block = _Heap_Free_list_first( heap ); while ( free_block != free_list_tail ) { 70ec: e1530006 cmp r3, r6 70f0: 1afffffa bne 70e0 <_Heap_Walk+0x47c> 70f4: ea000019 b 7160 <_Heap_Walk+0x4fc> if ( !_Heap_Is_prev_used( next_block ) ) { if ( !_Heap_Walk_check_free_block( source, printer, heap, block ) ) { return false; } } else if (prev_used) { 70f8: e35b0000 cmp fp, #0 70fc: 0a000007 beq 7120 <_Heap_Walk+0x4bc> (*printer)( 7100: e58da000 str sl, [sp] 7104: e1a00005 mov r0, r5 7108: e3a01000 mov r1, #0 710c: e59f20d8 ldr r2, [pc, #216] ; 71ec <_Heap_Walk+0x588> 7110: e1a03007 mov r3, r7 7114: e1a0e00f mov lr, pc 7118: e12fff14 bx r4 711c: ea000008 b 7144 <_Heap_Walk+0x4e0> "block 0x%08x: size %u\n", block, block_size ); } else { (*printer)( 7120: e58da000 str sl, [sp] 7124: e5973000 ldr r3, [r7] 7128: e1a00005 mov r0, r5 712c: e58d3004 str r3, [sp, #4] 7130: e1a0100b mov r1, fp 7134: e59f20b4 ldr r2, [pc, #180] ; 71f0 <_Heap_Walk+0x58c> 7138: e1a03007 mov r3, r7 713c: e1a0e00f mov lr, pc 7140: e12fff14 bx r4 block->prev_size ); } block = next_block; } while ( block != first_block ); 7144: e59d2020 ldr r2, [sp, #32] 7148: e1580002 cmp r8, r2 714c: 1affff6a bne 6efc <_Heap_Walk+0x298> Heap_Block *block = first_block; Heap_Walk_printer printer = dump ? _Heap_Walk_print : _Heap_Walk_print_nothing; if ( !_System_state_Is_up( _System_state_Get() ) ) { return true; 7150: e3a08001 mov r8, #1 block = next_block; } while ( block != first_block ); return true; } 7154: e1a00008 mov r0, r8 7158: e28dd030 add sp, sp, #48 ; 0x30 715c: e8bd8ff0 pop {r4, r5, r6, r7, r8, r9, sl, fp, pc} return false; } if ( !_Heap_Walk_is_in_free_list( heap, block ) ) { (*printer)( 7160: e59f208c ldr r2, [pc, #140] ; 71f4 <_Heap_Walk+0x590> 7164: e1a00005 mov r0, r5 7168: e3a01001 mov r1, #1 716c: e1a03007 mov r3, r7 7170: e1a0e00f mov lr, pc 7174: e12fff14 bx r4 return false; } if ( !_Heap_Is_prev_used( next_block ) ) { if ( !_Heap_Walk_check_free_block( source, printer, heap, block ) ) { return false; 7178: e3a08000 mov r8, #0 717c: eafffff4 b 7154 <_Heap_Walk+0x4f0> =============================================================================== 000075a0 <_Thread_queue_Enqueue_priority>: RTEMS_INLINE_ROUTINE void _Chain_Initialize_empty( Chain_Control *the_chain ) { Chain_Node *head = _Chain_Head( the_chain ); Chain_Node *tail = _Chain_Tail( the_chain ); 75a0: e281303c add r3, r1, #60 ; 0x3c Priority_Control priority; States_Control block_state; _Chain_Initialize_empty( &the_thread->Wait.Block2n ); priority = the_thread->current_priority; 75a4: e591c014 ldr ip, [r1, #20] head->next = tail; 75a8: e5813038 str r3, [r1, #56] ; 0x38 head->previous = NULL; 75ac: e3a03000 mov r3, #0 75b0: e581303c str r3, [r1, #60] ; 0x3c header_index = _Thread_queue_Header_number( priority ); header = &the_thread_queue->Queues.Priority[ header_index ]; block_state = the_thread_queue->state; if ( _Thread_queue_Is_reverse_search( priority ) ) 75b4: e31c0020 tst ip, #32 */ RTEMS_INLINE_ROUTINE void _Chain_Initialize_empty( Chain_Control *the_chain ) { Chain_Node *head = _Chain_Head( the_chain ); 75b8: e2813038 add r3, r1, #56 ; 0x38 Thread_blocking_operation_States _Thread_queue_Enqueue_priority ( Thread_queue_Control *the_thread_queue, Thread_Control *the_thread, ISR_Level *level_p ) { 75bc: e92d47f0 push {r4, r5, r6, r7, r8, r9, sl, lr} Chain_Node *tail = _Chain_Tail( the_chain ); head->next = tail; head->previous = NULL; tail->previous = head; 75c0: e5813040 str r3, [r1, #64] ; 0x40 _Chain_Initialize_empty( &the_thread->Wait.Block2n ); priority = the_thread->current_priority; header_index = _Thread_queue_Header_number( priority ); header = &the_thread_queue->Queues.Priority[ header_index ]; block_state = the_thread_queue->state; 75c4: e5908038 ldr r8, [r0, #56] ; 0x38 RTEMS_INLINE_ROUTINE uint32_t _Thread_queue_Header_number ( Priority_Control the_priority ) { return (the_priority / TASK_QUEUE_DATA_PRIORITIES_PER_HEADER); 75c8: e1a0332c lsr r3, ip, #6 if ( _Thread_queue_Is_reverse_search( priority ) ) 75cc: 1a000027 bne 7670 <_Thread_queue_Enqueue_priority+0xd0> * * WARNING! Returning with interrupts disabled! */ *level_p = level; return the_thread_queue->sync_state; } 75d0: e3a0700c mov r7, #12 75d4: e0030397 mul r3, r7, r3 75d8: e080a003 add sl, r0, r3 RTEMS_INLINE_ROUTINE bool _Chain_Is_tail( Chain_Control *the_chain, const Chain_Node *the_node ) { return (the_node == _Chain_Tail(the_chain)); 75dc: e2833004 add r3, r3, #4 75e0: e0807003 add r7, r0, r3 static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( 75e4: e10f4000 mrs r4, CPSR 75e8: e3843080 orr r3, r4, #128 ; 0x80 75ec: e129f003 msr CPSR_fc, r3 75f0: e1a05004 mov r5, r4 if ( _Thread_queue_Is_reverse_search( priority ) ) goto restart_reverse_search; restart_forward_search: search_priority = PRIORITY_MINIMUM - 1; 75f4: e3e06000 mvn r6, #0 _ISR_Disable( level ); search_thread = (Thread_Control *) _Chain_First( header ); 75f8: e59a3000 ldr r3, [sl] while ( !_Chain_Is_tail( header, (Chain_Node *)search_thread ) ) { 75fc: ea00000b b 7630 <_Thread_queue_Enqueue_priority+0x90> search_priority = search_thread->current_priority; 7600: e5936014 ldr r6, [r3, #20] if ( priority <= search_priority ) 7604: e15c0006 cmp ip, r6 7608: 9a00000a bls 7638 <_Thread_queue_Enqueue_priority+0x98> static inline void arm_interrupt_flash( uint32_t level ) { uint32_t arm_switch_reg; asm volatile ( 760c: e10f9000 mrs r9, CPSR 7610: e129f004 msr CPSR_fc, r4 7614: e129f009 msr CPSR_fc, r9 RTEMS_INLINE_ROUTINE bool _States_Are_set ( States_Control the_states, States_Control mask ) { return ( (the_states & mask) != STATES_READY); 7618: e5939010 ldr r9, [r3, #16] search_priority = search_thread->current_priority; if ( priority <= search_priority ) break; #endif _ISR_Flash( level ); if ( !_States_Are_set( search_thread->current_state, block_state) ) { 761c: e1180009 tst r8, r9 7620: 1a000001 bne 762c <_Thread_queue_Enqueue_priority+0x8c> static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( 7624: e129f004 msr CPSR_fc, r4 7628: eaffffed b 75e4 <_Thread_queue_Enqueue_priority+0x44> _ISR_Enable( level ); goto restart_forward_search; } search_thread = (Thread_Control *)search_thread->Object.Node.next; 762c: e5933000 ldr r3, [r3] restart_forward_search: search_priority = PRIORITY_MINIMUM - 1; _ISR_Disable( level ); search_thread = (Thread_Control *) _Chain_First( header ); while ( !_Chain_Is_tail( header, (Chain_Node *)search_thread ) ) { 7630: e1530007 cmp r3, r7 7634: 1afffff1 bne 7600 <_Thread_queue_Enqueue_priority+0x60> } search_thread = (Thread_Control *)search_thread->Object.Node.next; } if ( the_thread_queue->sync_state != 7638: e5907030 ldr r7, [r0, #48] ; 0x30 763c: e3570001 cmp r7, #1 7640: 1a00003b bne 7734 <_Thread_queue_Enqueue_priority+0x194> THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED ) goto synchronize; the_thread_queue->sync_state = THREAD_BLOCKING_OPERATION_SYNCHRONIZED; 7644: e3a02000 mov r2, #0 if ( priority == search_priority ) 7648: e15c0006 cmp ip, r6 if ( the_thread_queue->sync_state != THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED ) goto synchronize; the_thread_queue->sync_state = THREAD_BLOCKING_OPERATION_SYNCHRONIZED; 764c: e5802030 str r2, [r0, #48] ; 0x30 if ( priority == search_priority ) 7650: 0a00002d beq 770c <_Thread_queue_Enqueue_priority+0x16c> goto equal_priority; search_node = (Chain_Node *) search_thread; previous_node = search_node->previous; 7654: e5932004 ldr r2, [r3, #4] the_node = (Chain_Node *) the_thread; the_node->next = search_node; 7658: e5813000 str r3, [r1] the_node->previous = previous_node; 765c: e5812004 str r2, [r1, #4] previous_node->next = the_node; 7660: e5821000 str r1, [r2] search_node->previous = the_node; 7664: e5831004 str r1, [r3, #4] the_thread->Wait.queue = the_thread_queue; 7668: e5810044 str r0, [r1, #68] ; 0x44 _ISR_Enable( level ); 766c: ea000024 b 7704 <_Thread_queue_Enqueue_priority+0x164> * * WARNING! Returning with interrupts disabled! */ *level_p = level; return the_thread_queue->sync_state; } 7670: e3a0700c mov r7, #12 7674: e0270793 mla r7, r3, r7, r0 the_thread->Wait.queue = the_thread_queue; _ISR_Enable( level ); return THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED; restart_reverse_search: search_priority = PRIORITY_MAXIMUM + 1; 7678: e59fa0c0 ldr sl, [pc, #192] ; 7740 <_Thread_queue_Enqueue_priority+0x1a0> 767c: e5da6000 ldrb r6, [sl] 7680: e2866001 add r6, r6, #1 static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( 7684: e10f4000 mrs r4, CPSR 7688: e3843080 orr r3, r4, #128 ; 0x80 768c: e129f003 msr CPSR_fc, r3 7690: e1a05004 mov r5, r4 _ISR_Disable( level ); search_thread = (Thread_Control *) _Chain_Last( header ); 7694: e5973008 ldr r3, [r7, #8] while ( !_Chain_Is_head( header, (Chain_Node *)search_thread ) ) { 7698: ea00000b b 76cc <_Thread_queue_Enqueue_priority+0x12c> search_priority = search_thread->current_priority; 769c: e5936014 ldr r6, [r3, #20] if ( priority >= search_priority ) 76a0: e15c0006 cmp ip, r6 76a4: 2a00000a bcs 76d4 <_Thread_queue_Enqueue_priority+0x134> static inline void arm_interrupt_flash( uint32_t level ) { uint32_t arm_switch_reg; asm volatile ( 76a8: e10f9000 mrs r9, CPSR 76ac: e129f004 msr CPSR_fc, r4 76b0: e129f009 msr CPSR_fc, r9 76b4: e5939010 ldr r9, [r3, #16] search_priority = search_thread->current_priority; if ( priority >= search_priority ) break; #endif _ISR_Flash( level ); if ( !_States_Are_set( search_thread->current_state, block_state) ) { 76b8: e1180009 tst r8, r9 76bc: 1a000001 bne 76c8 <_Thread_queue_Enqueue_priority+0x128> static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( 76c0: e129f004 msr CPSR_fc, r4 <== NOT EXECUTED 76c4: eaffffec b 767c <_Thread_queue_Enqueue_priority+0xdc> <== NOT EXECUTED _ISR_Enable( level ); goto restart_reverse_search; } search_thread = (Thread_Control *) search_thread->Object.Node.previous; 76c8: e5933004 ldr r3, [r3, #4] restart_reverse_search: search_priority = PRIORITY_MAXIMUM + 1; _ISR_Disable( level ); search_thread = (Thread_Control *) _Chain_Last( header ); while ( !_Chain_Is_head( header, (Chain_Node *)search_thread ) ) { 76cc: e1530007 cmp r3, r7 76d0: 1afffff1 bne 769c <_Thread_queue_Enqueue_priority+0xfc> } search_thread = (Thread_Control *) search_thread->Object.Node.previous; } if ( the_thread_queue->sync_state != 76d4: e5907030 ldr r7, [r0, #48] ; 0x30 76d8: e3570001 cmp r7, #1 76dc: 1a000014 bne 7734 <_Thread_queue_Enqueue_priority+0x194> THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED ) goto synchronize; the_thread_queue->sync_state = THREAD_BLOCKING_OPERATION_SYNCHRONIZED; 76e0: e3a02000 mov r2, #0 if ( priority == search_priority ) 76e4: e15c0006 cmp ip, r6 if ( the_thread_queue->sync_state != THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED ) goto synchronize; the_thread_queue->sync_state = THREAD_BLOCKING_OPERATION_SYNCHRONIZED; 76e8: e5802030 str r2, [r0, #48] ; 0x30 if ( priority == search_priority ) 76ec: 0a000006 beq 770c <_Thread_queue_Enqueue_priority+0x16c> goto equal_priority; search_node = (Chain_Node *) search_thread; next_node = search_node->next; 76f0: e5932000 ldr r2, [r3] the_node = (Chain_Node *) the_thread; the_node->next = next_node; the_node->previous = search_node; 76f4: e881000c stm r1, {r2, r3} search_node->next = the_node; next_node->previous = the_node; 76f8: e5821004 str r1, [r2, #4] next_node = search_node->next; the_node = (Chain_Node *) the_thread; the_node->next = next_node; the_node->previous = search_node; search_node->next = the_node; 76fc: e5831000 str r1, [r3] next_node->previous = the_node; the_thread->Wait.queue = the_thread_queue; 7700: e5810044 str r0, [r1, #68] ; 0x44 7704: e129f004 msr CPSR_fc, r4 7708: ea000007 b 772c <_Thread_queue_Enqueue_priority+0x18c> _ISR_Enable( level ); return THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED; equal_priority: /* add at end of priority group */ search_node = _Chain_Tail( &search_thread->Wait.Block2n ); previous_node = search_node->previous; 770c: e5932040 ldr r2, [r3, #64] ; 0x40 the_thread->Wait.queue = the_thread_queue; _ISR_Enable( level ); return THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED; equal_priority: /* add at end of priority group */ search_node = _Chain_Tail( &search_thread->Wait.Block2n ); 7710: e283c03c add ip, r3, #60 ; 0x3c previous_node = search_node->previous; the_node = (Chain_Node *) the_thread; the_node->next = search_node; 7714: e581c000 str ip, [r1] the_node->previous = previous_node; 7718: e5812004 str r2, [r1, #4] previous_node->next = the_node; 771c: e5821000 str r1, [r2] search_node->previous = the_node; 7720: e5831040 str r1, [r3, #64] ; 0x40 the_thread->Wait.queue = the_thread_queue; 7724: e5810044 str r0, [r1, #68] ; 0x44 7728: e129f005 msr CPSR_fc, r5 _ISR_Enable( level ); return THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED; 772c: e3a00001 mov r0, #1 7730: e8bd87f0 pop {r4, r5, r6, r7, r8, r9, sl, pc} * For example, the blocking thread could have been given * the mutex by an ISR or timed out. * * WARNING! Returning with interrupts disabled! */ *level_p = level; 7734: e5825000 str r5, [r2] return the_thread_queue->sync_state; 7738: e5900030 ldr r0, [r0, #48] ; 0x30 } 773c: e8bd87f0 pop {r4, r5, r6, r7, r8, r9, sl, pc} =============================================================================== 00009708 <_Timespec_Greater_than>: bool _Timespec_Greater_than( const struct timespec *lhs, const struct timespec *rhs ) { if ( lhs->tv_sec > rhs->tv_sec ) 9708: e5902000 ldr r2, [r0] 970c: e5913000 ldr r3, [r1] 9710: e1520003 cmp r2, r3 return true; 9714: c3a00001 movgt r0, #1 bool _Timespec_Greater_than( const struct timespec *lhs, const struct timespec *rhs ) { if ( lhs->tv_sec > rhs->tv_sec ) 9718: c12fff1e bxgt lr return true; if ( lhs->tv_sec < rhs->tv_sec ) 971c: ba000005 blt 9738 <_Timespec_Greater_than+0x30> #include #include #include bool _Timespec_Greater_than( 9720: e5900004 ldr r0, [r0, #4] 9724: e5913004 ldr r3, [r1, #4] 9728: e1500003 cmp r0, r3 972c: d3a00000 movle r0, #0 9730: c3a00001 movgt r0, #1 9734: e12fff1e bx lr { if ( lhs->tv_sec > rhs->tv_sec ) return true; if ( lhs->tv_sec < rhs->tv_sec ) return false; 9738: e3a00000 mov r0, #0 /* ASSERT: lhs->tv_sec == rhs->tv_sec */ if ( lhs->tv_nsec > rhs->tv_nsec ) return true; return false; } 973c: e12fff1e bx lr =============================================================================== 0000b858 : rtems_status_code rtems_task_mode( rtems_mode mode_set, rtems_mode mask, rtems_mode *previous_mode_set ) { b858: e92d47f0 push {r4, r5, r6, r7, r8, r9, sl, lr} ASR_Information *asr; bool is_asr_enabled = false; bool needs_asr_dispatching = false; rtems_mode old_mode; if ( !previous_mode_set ) b85c: e252a000 subs sl, r2, #0 rtems_status_code rtems_task_mode( rtems_mode mode_set, rtems_mode mask, rtems_mode *previous_mode_set ) { b860: e1a04000 mov r4, r0 b864: e1a05001 mov r5, r1 bool is_asr_enabled = false; bool needs_asr_dispatching = false; rtems_mode old_mode; if ( !previous_mode_set ) return RTEMS_INVALID_ADDRESS; b868: 03a00009 moveq r0, #9 ASR_Information *asr; bool is_asr_enabled = false; bool needs_asr_dispatching = false; rtems_mode old_mode; if ( !previous_mode_set ) b86c: 08bd87f0 popeq {r4, r5, r6, r7, r8, r9, sl, pc} return RTEMS_INVALID_ADDRESS; executing = _Thread_Executing; b870: e59f313c ldr r3, [pc, #316] ; b9b4 b874: e5937004 ldr r7, [r3, #4] api = executing->API_Extensions[ THREAD_API_RTEMS ]; asr = &api->Signal; old_mode = (executing->is_preemptible) ? RTEMS_PREEMPT : RTEMS_NO_PREEMPT; b878: e5d78074 ldrb r8, [r7, #116] ; 0x74 if ( !previous_mode_set ) return RTEMS_INVALID_ADDRESS; executing = _Thread_Executing; api = executing->API_Extensions[ THREAD_API_RTEMS ]; b87c: e59760f4 ldr r6, [r7, #244] ; 0xf4 asr = &api->Signal; old_mode = (executing->is_preemptible) ? RTEMS_PREEMPT : RTEMS_NO_PREEMPT; if ( executing->budget_algorithm == THREAD_CPU_BUDGET_ALGORITHM_NONE ) b880: e597307c ldr r3, [r7, #124] ; 0x7c executing = _Thread_Executing; api = executing->API_Extensions[ THREAD_API_RTEMS ]; asr = &api->Signal; old_mode = (executing->is_preemptible) ? RTEMS_PREEMPT : RTEMS_NO_PREEMPT; b884: e3580000 cmp r8, #0 if ( executing->budget_algorithm == THREAD_CPU_BUDGET_ALGORITHM_NONE ) old_mode |= RTEMS_NO_TIMESLICE; else old_mode |= RTEMS_TIMESLICE; old_mode |= (asr->is_enabled) ? RTEMS_ASR : RTEMS_NO_ASR; b888: e5d69008 ldrb r9, [r6, #8] executing = _Thread_Executing; api = executing->API_Extensions[ THREAD_API_RTEMS ]; asr = &api->Signal; old_mode = (executing->is_preemptible) ? RTEMS_PREEMPT : RTEMS_NO_PREEMPT; b88c: 03a08c01 moveq r8, #256 ; 0x100 b890: 13a08000 movne r8, #0 if ( executing->budget_algorithm == THREAD_CPU_BUDGET_ALGORITHM_NONE ) b894: e3530000 cmp r3, #0 old_mode |= RTEMS_NO_TIMESLICE; else old_mode |= RTEMS_TIMESLICE; b898: 13888c02 orrne r8, r8, #512 ; 0x200 old_mode |= (asr->is_enabled) ? RTEMS_ASR : RTEMS_NO_ASR; b89c: e3590000 cmp r9, #0 b8a0: 03a09b01 moveq r9, #1024 ; 0x400 b8a4: 13a09000 movne r9, #0 old_mode |= _ISR_Get_level(); b8a8: ebfff31d bl 8524 <_CPU_ISR_Get_level> if ( executing->budget_algorithm == THREAD_CPU_BUDGET_ALGORITHM_NONE ) old_mode |= RTEMS_NO_TIMESLICE; else old_mode |= RTEMS_TIMESLICE; old_mode |= (asr->is_enabled) ? RTEMS_ASR : RTEMS_NO_ASR; b8ac: e1899000 orr r9, r9, r0 old_mode |= _ISR_Get_level(); b8b0: e1898008 orr r8, r9, r8 *previous_mode_set = old_mode; /* * These are generic thread scheduling characteristics. */ if ( mask & RTEMS_PREEMPT_MASK ) b8b4: e3150c01 tst r5, #256 ; 0x100 old_mode |= RTEMS_TIMESLICE; old_mode |= (asr->is_enabled) ? RTEMS_ASR : RTEMS_NO_ASR; old_mode |= _ISR_Get_level(); *previous_mode_set = old_mode; b8b8: e58a8000 str r8, [sl] /* * These are generic thread scheduling characteristics. */ if ( mask & RTEMS_PREEMPT_MASK ) b8bc: 0a000003 beq b8d0 executing->is_preemptible = _Modes_Is_preempt(mode_set) ? true : false; b8c0: e3140c01 tst r4, #256 ; 0x100 b8c4: 13a03000 movne r3, #0 b8c8: 03a03001 moveq r3, #1 b8cc: e5c73074 strb r3, [r7, #116] ; 0x74 if ( mask & RTEMS_TIMESLICE_MASK ) { b8d0: e3150c02 tst r5, #512 ; 0x200 b8d4: 0a000006 beq b8f4 if ( _Modes_Is_timeslice(mode_set) ) { b8d8: e2143c02 ands r3, r4, #512 ; 0x200 executing->budget_algorithm = THREAD_CPU_BUDGET_ALGORITHM_RESET_TIMESLICE; b8dc: 13a03001 movne r3, #1 b8e0: 1587307c strne r3, [r7, #124] ; 0x7c executing->cpu_time_budget = _Thread_Ticks_per_timeslice; b8e4: 159f30cc ldrne r3, [pc, #204] ; b9b8 b8e8: 15933000 ldrne r3, [r3] } else executing->budget_algorithm = THREAD_CPU_BUDGET_ALGORITHM_NONE; b8ec: 0587307c streq r3, [r7, #124] ; 0x7c executing->is_preemptible = _Modes_Is_preempt(mode_set) ? true : false; if ( mask & RTEMS_TIMESLICE_MASK ) { if ( _Modes_Is_timeslice(mode_set) ) { executing->budget_algorithm = THREAD_CPU_BUDGET_ALGORITHM_RESET_TIMESLICE; executing->cpu_time_budget = _Thread_Ticks_per_timeslice; b8f0: 15873078 strne r3, [r7, #120] ; 0x78 } /* * Set the new interrupt level */ if ( mask & RTEMS_INTERRUPT_MASK ) b8f4: e3150080 tst r5, #128 ; 0x80 b8f8: 0a000001 beq b904 */ RTEMS_INLINE_ROUTINE void _Modes_Set_interrupt_level ( Modes_Control mode_set ) { _ISR_Set_level( _Modes_Get_interrupt_level( mode_set ) ); b8fc: e2040080 and r0, r4, #128 ; 0x80 b900: ebfff302 bl 8510 <_CPU_ISR_Set_level> * This is specific to the RTEMS API */ is_asr_enabled = false; needs_asr_dispatching = false; if ( mask & RTEMS_ASR_MASK ) { b904: e2150b01 ands r0, r5, #1024 ; 0x400 b908: 0a000013 beq b95c * Output: * *previous_mode_set - previous mode set * always return RTEMS_SUCCESSFUL; */ rtems_status_code rtems_task_mode( b90c: e3140b01 tst r4, #1024 ; 0x400 is_asr_enabled = false; needs_asr_dispatching = false; if ( mask & RTEMS_ASR_MASK ) { is_asr_enabled = _Modes_Is_asr_disabled( mode_set ) ? false : true; if ( is_asr_enabled != asr->is_enabled ) { b910: e5d62008 ldrb r2, [r6, #8] * Output: * *previous_mode_set - previous mode set * always return RTEMS_SUCCESSFUL; */ rtems_status_code rtems_task_mode( b914: 13a03000 movne r3, #0 b918: 03a03001 moveq r3, #1 is_asr_enabled = false; needs_asr_dispatching = false; if ( mask & RTEMS_ASR_MASK ) { is_asr_enabled = _Modes_Is_asr_disabled( mode_set ) ? false : true; if ( is_asr_enabled != asr->is_enabled ) { b91c: e1520003 cmp r2, r3 /* * This is specific to the RTEMS API */ is_asr_enabled = false; needs_asr_dispatching = false; b920: 03a00000 moveq r0, #0 if ( mask & RTEMS_ASR_MASK ) { is_asr_enabled = _Modes_Is_asr_disabled( mode_set ) ? false : true; if ( is_asr_enabled != asr->is_enabled ) { b924: 0a00000c beq b95c asr->is_enabled = is_asr_enabled; b928: e5c63008 strb r3, [r6, #8] static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( b92c: e10f3000 mrs r3, CPSR b930: e3832080 orr r2, r3, #128 ; 0x80 b934: e129f002 msr CPSR_fc, r2 { rtems_signal_set _signals; ISR_Level _level; _ISR_Disable( _level ); _signals = information->signals_pending; b938: e2861014 add r1, r6, #20 b93c: e8910006 ldm r1, {r1, r2} information->signals_pending = information->signals_posted; information->signals_posted = _signals; b940: e5862014 str r2, [r6, #20] rtems_signal_set _signals; ISR_Level _level; _ISR_Disable( _level ); _signals = information->signals_pending; information->signals_pending = information->signals_posted; b944: e5861018 str r1, [r6, #24] static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( b948: e129f003 msr CPSR_fc, r3 _ASR_Swap_signals( asr ); if ( _ASR_Are_signals_pending( asr ) ) { b94c: e5960014 ldr r0, [r6, #20] /* * This is specific to the RTEMS API */ is_asr_enabled = false; needs_asr_dispatching = false; b950: e3500000 cmp r0, #0 b954: 13a00001 movne r0, #1 b958: 03a00000 moveq r0, #0 needs_asr_dispatching = true; } } } if ( _System_state_Is_up( _System_state_Get() ) ) { b95c: e59f3058 ldr r3, [pc, #88] ; b9bc b960: e5933000 ldr r3, [r3] b964: e3530003 cmp r3, #3 b968: 1a00000f bne b9ac bool are_signals_pending ) { Thread_Control *executing; executing = _Thread_Executing; b96c: e59f2040 ldr r2, [pc, #64] ; b9b4 if ( are_signals_pending || b970: e3500000 cmp r0, #0 bool are_signals_pending ) { Thread_Control *executing; executing = _Thread_Executing; b974: e5923004 ldr r3, [r2, #4] if ( are_signals_pending || b978: 1a000005 bne b994 b97c: e5922008 ldr r2, [r2, #8] b980: e1530002 cmp r3, r2 b984: 08bd87f0 popeq {r4, r5, r6, r7, r8, r9, sl, pc} (!_Thread_Is_heir( executing ) && executing->is_preemptible) ) { b988: e5d33074 ldrb r3, [r3, #116] ; 0x74 b98c: e3530000 cmp r3, #0 b990: 08bd87f0 popeq {r4, r5, r6, r7, r8, r9, sl, pc} _Thread_Dispatch_necessary = true; b994: e59f3018 ldr r3, [pc, #24] ; b9b4 b998: e3a02001 mov r2, #1 b99c: e5c32010 strb r2, [r3, #16] if (_Thread_Evaluate_is_dispatch_needed( needs_asr_dispatching ) ) _Thread_Dispatch(); b9a0: ebffed73 bl 6f74 <_Thread_Dispatch> } return RTEMS_SUCCESSFUL; b9a4: e3a00000 mov r0, #0 b9a8: e8bd87f0 pop {r4, r5, r6, r7, r8, r9, sl, pc} b9ac: e3a00000 mov r0, #0 <== NOT EXECUTED } b9b0: e8bd87f0 pop {r4, r5, r6, r7, r8, r9, sl, pc} <== NOT EXECUTED