=============================================================================== 00014f4c <_CORE_message_queue_Broadcast>: { Thread_Control *the_thread; uint32_t number_broadcasted; Thread_Wait_information *waitp; if ( size > the_message_queue->maximum_message_size ) { 14f4c: 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 ) { 14f50: 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 ) { 14f54: 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 ) { 14f58: e1a06000 mov r6, r0 14f5c: e1a0a001 mov sl, r1 14f60: e1a07002 mov r7, r2 14f64: 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 ) { 14f68: 8a000013 bhi 14fbc <_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 ) { 14f6c: e5905048 ldr r5, [r0, #72] ; 0x48 14f70: e3550000 cmp r5, #0 *count = 0; 14f74: 13a00000 movne r0, #0 14f78: 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 ) { 14f7c: 0a000007 beq 14fa0 <_CORE_message_queue_Broadcast+0x54> 14f80: e8bd85f0 pop {r4, r5, r6, r7, r8, sl, pc} const void *source, void *destination, size_t size ) { memcpy(destination, source, size); 14f84: e594002c ldr r0, [r4, #44] ; 0x2c 14f88: e1a0100a mov r1, sl 14f8c: e1a02007 mov r2, r7 14f90: eb001e3e bl 1c890 buffer, waitp->return_argument_second.mutable_object, size ); *(size_t *) the_thread->Wait.return_argument = size; 14f94: e5943028 ldr r3, [r4, #40] ; 0x28 14f98: 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; 14f9c: 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 = 14fa0: e1a00006 mov r0, r6 14fa4: eb000a3d bl 178a0 <_Thread_queue_Dequeue> 14fa8: e2504000 subs r4, r0, #0 14fac: 1afffff4 bne 14f84 <_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; 14fb0: e5885000 str r5, [r8] return CORE_MESSAGE_QUEUE_STATUS_SUCCESSFUL; 14fb4: e1a00004 mov r0, r4 14fb8: 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; 14fbc: e3a00001 mov r0, #1 <== NOT EXECUTED #endif } *count = number_broadcasted; return CORE_MESSAGE_QUEUE_STATUS_SUCCESSFUL; } 14fc0: e8bd85f0 pop {r4, r5, r6, r7, r8, sl, pc} <== NOT EXECUTED =============================================================================== 0000a2b8 <_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 ) { a2b8: e1a03000 mov r3, r0 { Thread_Control *executing; /* disabled when you get here */ executing = _Thread_Executing; a2bc: e59f2124 ldr r2, [pc, #292] ; a3e8 <_CORE_mutex_Seize_interrupt_trylock+0x130> executing->Wait.return_code = CORE_MUTEX_STATUS_SUCCESSFUL; if ( !_CORE_mutex_Is_locked( the_mutex ) ) { a2c0: 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; a2c4: e3a00000 mov r0, #0 { Thread_Control *executing; /* disabled when you get here */ executing = _Thread_Executing; a2c8: e5922004 ldr r2, [r2, #4] executing->Wait.return_code = CORE_MUTEX_STATUS_SUCCESSFUL; if ( !_CORE_mutex_Is_locked( the_mutex ) ) { a2cc: e15c0000 cmp ip, r0 a2d0: e92d4010 push {r4, lr} Thread_Control *executing; /* disabled when you get here */ executing = _Thread_Executing; executing->Wait.return_code = CORE_MUTEX_STATUS_SUCCESSFUL; a2d4: e5820034 str r0, [r2, #52] ; 0x34 if ( !_CORE_mutex_Is_locked( the_mutex ) ) { a2d8: 0a00002c beq a390 <_CORE_mutex_Seize_interrupt_trylock+0xd8> the_mutex->lock = CORE_MUTEX_LOCKED; a2dc: e5830050 str r0, [r3, #80] ; 0x50 the_mutex->holder = executing; the_mutex->holder_id = executing->Object.id; a2e0: e5920008 ldr r0, [r2, #8] a2e4: e5830060 str r0, [r3, #96] ; 0x60 the_mutex->nest_count = 1; a2e8: e3a00001 mov r0, #1 a2ec: e5830054 str r0, [r3, #84] ; 0x54 return _CORE_mutex_Seize_interrupt_trylock_body( the_mutex, level_p ); } a2f0: e5930048 ldr r0, [r3, #72] ; 0x48 if ( _CORE_mutex_Is_inherit_priority( &the_mutex->Attributes ) || a2f4: 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; a2f8: 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 ) || a2fc: 0a000001 beq a308 <_CORE_mutex_Seize_interrupt_trylock+0x50> a300: e3500003 cmp r0, #3 a304: 1a000004 bne a31c <_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++; a308: e592c01c ldr ip, [r2, #28] } if ( !_CORE_mutex_Is_priority_ceiling( &the_mutex->Attributes ) ) { a30c: 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++; a310: e28c4001 add r4, ip, #1 a314: e582401c str r4, [r2, #28] } if ( !_CORE_mutex_Is_priority_ceiling( &the_mutex->Attributes ) ) { a318: 0a000000 beq a320 <_CORE_mutex_Seize_interrupt_trylock+0x68> _ISR_Enable( *level_p ); a31c: ea00002b b a3d0 <_CORE_mutex_Seize_interrupt_trylock+0x118> */ { Priority_Control ceiling; Priority_Control current; ceiling = the_mutex->Attributes.priority_ceiling; a320: e593004c ldr r0, [r3, #76] ; 0x4c current = executing->current_priority; a324: e5924014 ldr r4, [r2, #20] if ( current == ceiling ) { a328: e1540000 cmp r4, r0 a32c: 1a000000 bne a334 <_CORE_mutex_Seize_interrupt_trylock+0x7c> _ISR_Enable( *level_p ); a330: ea000026 b a3d0 <_CORE_mutex_Seize_interrupt_trylock+0x118> return 0; } if ( current > ceiling ) { a334: 9a00000b bls a368 <_CORE_mutex_Seize_interrupt_trylock+0xb0> rtems_fatal_error_occurred( 99 ); } } #endif _Thread_Dispatch_disable_level += 1; a338: e59f20ac ldr r2, [pc, #172] ; a3ec <_CORE_mutex_Seize_interrupt_trylock+0x134> a33c: e5920000 ldr r0, [r2] a340: e2800001 add r0, r0, #1 a344: e5820000 str r0, [r2] a348: e5912000 ldr r2, [r1] a34c: e129f002 msr CPSR_fc, r2 _Thread_Disable_dispatch(); _ISR_Enable( *level_p ); _Thread_Change_priority( a350: e3a02000 mov r2, #0 a354: e593005c ldr r0, [r3, #92] ; 0x5c a358: e593104c ldr r1, [r3, #76] ; 0x4c a35c: ebfff331 bl 7028 <_Thread_Change_priority> the_mutex->holder, the_mutex->Attributes.priority_ceiling, false ); _Thread_Enable_dispatch(); a360: ebfff455 bl 74bc <_Thread_Enable_dispatch> a364: ea00001b b a3d8 <_CORE_mutex_Seize_interrupt_trylock+0x120> return 0; } /* if ( current < ceiling ) */ { executing->Wait.return_code = CORE_MUTEX_STATUS_CEILING_VIOLATED; a368: e3a00006 mov r0, #6 a36c: e5820034 str r0, [r2, #52] ; 0x34 the_mutex->lock = CORE_MUTEX_UNLOCKED; a370: e3a00001 mov r0, #1 a374: e5830050 str r0, [r3, #80] ; 0x50 the_mutex->nest_count = 0; /* undo locking above */ a378: e3a00000 mov r0, #0 a37c: e5830054 str r0, [r3, #84] ; 0x54 executing->resource_count--; /* undo locking above */ a380: e582c01c str ip, [r2, #28] a384: e5913000 ldr r3, [r1] a388: e129f003 msr CPSR_fc, r3 a38c: 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 ) ) { a390: e593005c ldr r0, [r3, #92] ; 0x5c a394: e1500002 cmp r0, r2 /* * The mutex is not available and the caller must deal with the possibility * of blocking. */ return 1; a398: 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 ) ) { a39c: 18bd8010 popne {r4, pc} switch ( the_mutex->Attributes.lock_nesting_behavior ) { a3a0: e5932040 ldr r2, [r3, #64] ; 0x40 a3a4: e3520000 cmp r2, #0 a3a8: 0a000002 beq a3b8 <_CORE_mutex_Seize_interrupt_trylock+0x100> a3ac: e3520001 cmp r2, #1 a3b0: 1a00000a bne a3e0 <_CORE_mutex_Seize_interrupt_trylock+0x128> a3b4: ea000003 b a3c8 <_CORE_mutex_Seize_interrupt_trylock+0x110><== NOT EXECUTED case CORE_MUTEX_NESTING_ACQUIRES: the_mutex->nest_count++; a3b8: e5932054 ldr r2, [r3, #84] ; 0x54 a3bc: e2822001 add r2, r2, #1 a3c0: e5832054 str r2, [r3, #84] ; 0x54 _ISR_Enable( *level_p ); a3c4: ea000001 b a3d0 <_CORE_mutex_Seize_interrupt_trylock+0x118> return 0; case CORE_MUTEX_NESTING_IS_ERROR: executing->Wait.return_code = CORE_MUTEX_STATUS_NESTING_NOT_ALLOWED; a3c8: e3a03002 mov r3, #2 <== NOT EXECUTED a3cc: e5803034 str r3, [r0, #52] ; 0x34 <== NOT EXECUTED a3d0: e5913000 ldr r3, [r1] a3d4: e129f003 msr CPSR_fc, r3 _ISR_Enable( *level_p ); return 0; a3d8: e3a00000 mov r0, #0 a3dc: e8bd8010 pop {r4, pc} /* * The mutex is not available and the caller must deal with the possibility * of blocking. */ return 1; a3e0: e3a00001 mov r0, #1 a3e4: e8bd8010 pop {r4, pc} =============================================================================== 0000a968 <_Heap_Extend>: Heap_Control *heap, void *extend_area_begin_ptr, uintptr_t extend_area_size, uintptr_t *extended_size_ptr ) { a968: e92d4ff0 push {r4, r5, r6, r7, r8, r9, sl, fp, lr} a96c: e1a05001 mov r5, r1 Heap_Statistics *const stats = &heap->stats; Heap_Block *const first_block = heap->first_block; a970: e5901020 ldr r1, [r0, #32] Heap_Control *heap, void *extend_area_begin_ptr, uintptr_t extend_area_size, uintptr_t *extended_size_ptr ) { a974: e24dd028 sub sp, sp, #40 ; 0x28 a978: e58d3018 str r3, [sp, #24] Heap_Statistics *const stats = &heap->stats; Heap_Block *const first_block = heap->first_block; a97c: 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; a980: 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; a984: 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; a988: 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 ) { a98c: e0956002 adds r6, r5, r2 Heap_Control *heap, void *extend_area_begin_ptr, uintptr_t extend_area_size, uintptr_t *extended_size_ptr ) { a990: 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; a994: 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; a998: 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; a99c: 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; a9a0: 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; a9a4: 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; a9a8: 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 ) { a9ac: 2a00009d bcs ac28 <_Heap_Extend+0x2c0> return false; } extend_area_ok = _Heap_Get_first_and_last_block( a9b0: e28d1024 add r1, sp, #36 ; 0x24 a9b4: e58d1000 str r1, [sp] a9b8: e28d1020 add r1, sp, #32 a9bc: e58d1004 str r1, [sp, #4] a9c0: e1a00005 mov r0, r5 a9c4: e1a01002 mov r1, r2 a9c8: e59d2014 ldr r2, [sp, #20] a9cc: ebffeeda bl 653c <_Heap_Get_first_and_last_block> page_size, min_block_size, &extend_first_block, &extend_last_block ); if (!extend_area_ok ) { a9d0: e3500000 cmp r0, #0 a9d4: 0a000093 beq ac28 <_Heap_Extend+0x2c0> a9d8: e59da010 ldr sl, [sp, #16] a9dc: e1a07008 mov r7, r8 a9e0: e1a09008 mov r9, r8 return false; } do { uintptr_t const sub_area_begin = (start_block != first_block) ? (uintptr_t) start_block : heap->area_begin; a9e4: e5941018 ldr r1, [r4, #24] a9e8: e1a03008 mov r3, r8 a9ec: e1a0c004 mov ip, r4 a9f0: ea000000 b a9f8 <_Heap_Extend+0x90> a9f4: e1a0100a mov r1, sl uintptr_t const sub_area_end = start_block->prev_size; a9f8: e59a4000 ldr r4, [sl] Heap_Block *const end_block = _Heap_Block_of_alloc_area( sub_area_end, page_size ); if ( a9fc: e1560001 cmp r6, r1 aa00: 93a00000 movls r0, #0 aa04: 83a00001 movhi r0, #1 aa08: e1550004 cmp r5, r4 aa0c: 23a00000 movcs r0, #0 aa10: e3500000 cmp r0, #0 aa14: 1a000082 bne ac24 <_Heap_Extend+0x2bc> sub_area_end > extend_area_begin && extend_area_end > sub_area_begin ) { return false; } if ( extend_area_end == sub_area_begin ) { aa18: e1560001 cmp r6, r1 aa1c: 01a0300a moveq r3, sl aa20: 0a000001 beq aa2c <_Heap_Extend+0xc4> merge_below_block = start_block; } else if ( extend_area_end < sub_area_end ) { aa24: e1560004 cmp r6, r4 aa28: 31a0900a movcc r9, sl RTEMS_INLINE_ROUTINE uintptr_t _Heap_Align_down( uintptr_t value, uintptr_t alignment ) { return value - (value % alignment); aa2c: e1a00004 mov r0, r4 aa30: e59d1014 ldr r1, [sp, #20] aa34: e58d300c str r3, [sp, #12] aa38: e58dc008 str ip, [sp, #8] aa3c: eb001555 bl ff98 <__umodsi3> aa40: e244b008 sub fp, r4, #8 link_below_block = start_block; } if ( sub_area_end == extend_area_begin ) { aa44: 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); aa48: e060000b rsb r0, r0, fp aa4c: e59d300c ldr r3, [sp, #12] aa50: 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 ) aa54: 01a07000 moveq r7, r0 start_block->prev_size = extend_area_end; aa58: 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 ) { aa5c: 0a000000 beq aa64 <_Heap_Extend+0xfc> aa60: 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; aa64: 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 ); aa68: e59d2010 ldr r2, [sp, #16] aa6c: 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); aa70: e080a00a add sl, r0, sl aa74: e15a0002 cmp sl, r2 aa78: 1affffdd bne a9f4 <_Heap_Extend+0x8c> aa7c: e1a02009 mov r2, r9 aa80: e1a09003 mov r9, r3 if ( extend_area_begin < heap->area_begin ) { aa84: e59c3018 ldr r3, [ip, #24] aa88: e1550003 cmp r5, r3 aa8c: e1a0400c mov r4, ip heap->area_begin = extend_area_begin; aa90: 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 ) { aa94: 3a000002 bcc aaa4 <_Heap_Extend+0x13c> heap->area_begin = extend_area_begin; } else if ( heap->area_end < extend_area_end ) { aa98: e59c301c ldr r3, [ip, #28] aa9c: e1530006 cmp r3, r6 heap->area_end = extend_area_end; aaa0: 358c601c strcc r6, [ip, #28] } extend_first_block_size = (uintptr_t) extend_last_block - (uintptr_t) extend_first_block; aaa4: e59d1024 ldr r1, [sp, #36] ; 0x24 aaa8: 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 = aaac: e0610003 rsb r0, r1, r3 (uintptr_t) extend_last_block - (uintptr_t) extend_first_block; extend_first_block->prev_size = extend_area_end; aab0: e5816000 str r6, [r1] extend_first_block->size_and_flag = extend_first_block_size | HEAP_PREV_BLOCK_USED; aab4: e380c001 orr ip, r0, #1 _Heap_Protection_block_initialize( heap, extend_first_block ); extend_last_block->prev_size = extend_first_block_size; aab8: e5830000 str r0, [r3] extend_last_block->size_and_flag = 0; aabc: 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 = aac0: 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; aac4: e5830004 str r0, [r3, #4] _Heap_Protection_block_initialize( heap, extend_last_block ); if ( (uintptr_t) extend_first_block < (uintptr_t) heap->first_block ) { aac8: e5940020 ldr r0, [r4, #32] aacc: e1500001 cmp r0, r1 heap->first_block = extend_first_block; aad0: 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 ) { aad4: 8a000002 bhi aae4 <_Heap_Extend+0x17c> heap->first_block = extend_first_block; } else if ( (uintptr_t) extend_last_block > (uintptr_t) heap->last_block ) { aad8: e5941024 ldr r1, [r4, #36] ; 0x24 aadc: e1510003 cmp r1, r3 heap->last_block = extend_last_block; aae0: 35843024 strcc r3, [r4, #36] ; 0x24 } if ( merge_below_block != NULL ) { aae4: e3590000 cmp r9, #0 aae8: 0a000010 beq ab30 <_Heap_Extend+0x1c8> Heap_Control *heap, uintptr_t extend_area_begin, Heap_Block *first_block ) { uintptr_t const page_size = heap->page_size; aaec: 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 ); aaf0: 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; aaf4: e1a00005 mov r0, r5 <== NOT EXECUTED aaf8: e1a0100a mov r1, sl <== NOT EXECUTED aafc: eb001525 bl ff98 <__umodsi3> <== NOT EXECUTED if ( remainder != 0 ) { ab00: e3500000 cmp r0, #0 <== NOT EXECUTED return value - remainder + alignment; ab04: 1085500a addne r5, r5, sl <== NOT EXECUTED ab08: 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; ab0c: 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 = ab10: 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; ab14: 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 = ab18: 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; ab1c: e3833001 orr r3, r3, #1 <== NOT EXECUTED ab20: e5053004 str r3, [r5, #-4] <== NOT EXECUTED _Heap_Free_block( heap, new_first_block ); ab24: e1a00004 mov r0, r4 <== NOT EXECUTED ab28: ebffff86 bl a948 <_Heap_Free_block> <== NOT EXECUTED ab2c: ea000004 b ab44 <_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 ) { ab30: e3520000 cmp r2, #0 _Heap_Link_below( ab34: 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; ab38: 10632002 rsbne r2, r3, r2 ab3c: 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 = ab40: 15832004 strne r2, [r3, #4] link_below_block, extend_last_block ); } if ( merge_above_block != NULL ) { ab44: e3570000 cmp r7, #0 ab48: 0a000012 beq ab98 <_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, ab4c: 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( ab50: e0676006 rsb r6, r7, r6 RTEMS_INLINE_ROUTINE uintptr_t _Heap_Align_down( uintptr_t value, uintptr_t alignment ) { return value - (value % alignment); ab54: e5941010 ldr r1, [r4, #16] ab58: e1a00006 mov r0, r6 ab5c: eb00150d bl ff98 <__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) ab60: e5972004 ldr r2, [r7, #4] ab64: e0606006 rsb r6, r0, r6 ab68: 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 = ab6c: e0863007 add r3, r6, r7 (last_block->size_and_flag - last_block_new_size) | HEAP_PREV_BLOCK_USED; ab70: 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 = ab74: 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; ab78: e5973004 ldr r3, [r7, #4] ab7c: e2033001 and r3, r3, #1 block->size_and_flag = size | flag; ab80: e1866003 orr r6, r6, r3 ab84: 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 ); ab88: e1a00004 mov r0, r4 ab8c: e1a01007 mov r1, r7 ab90: ebffff6c bl a948 <_Heap_Free_block> ab94: ea00000b b abc8 <_Heap_Extend+0x260> ); } if ( merge_above_block != NULL ) { _Heap_Merge_above( heap, merge_above_block, extend_area_end ); } else if ( link_above_block != NULL ) { ab98: e3580000 cmp r8, #0 ab9c: 0a000009 beq abc8 <_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; aba0: 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 ); aba4: e59d1024 ldr r1, [sp, #36] ; 0x24 aba8: e2022001 and r2, r2, #1 abac: e0681001 rsb r1, r8, r1 block->size_and_flag = size | flag; abb0: 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( abb4: e59d3020 ldr r3, [sp, #32] abb8: 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; abbc: e5932004 ldr r2, [r3, #4] abc0: e3822001 orr r2, r2, #1 abc4: e5832004 str r2, [r3, #4] extend_first_block, extend_last_block ); } if ( merge_below_block == NULL && merge_above_block == NULL ) { abc8: e3570000 cmp r7, #0 abcc: 03590000 cmpeq r9, #0 _Heap_Free_block( heap, extend_first_block ); abd0: 01a00004 moveq r0, r4 abd4: 059d1024 ldreq r1, [sp, #36] ; 0x24 abd8: 0bffff5a bleq a948 <_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 abdc: e2841020 add r1, r4, #32 abe0: 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; abe4: 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( abe8: 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; abec: e2022001 and r2, r2, #1 block->size_and_flag = size | flag; abf0: e1812002 orr r2, r1, r2 abf4: e5832004 str r2, [r3, #4] } _Heap_Set_last_block_size( heap ); extended_size = stats->free_size - free_size; abf8: e59d101c ldr r1, [sp, #28] abfc: e284202c add r2, r4, #44 ; 0x2c ac00: e892000c ldm r2, {r2, r3} ac04: e0613003 rsb r3, r1, r3 /* Statistics */ stats->size += extended_size; ac08: e0822003 add r2, r2, r3 ac0c: e584202c str r2, [r4, #44] ; 0x2c if ( extended_size_ptr != NULL ) ac10: e59d2018 ldr r2, [sp, #24] ac14: e3520000 cmp r2, #0 *extended_size_ptr = extended_size; ac18: 15823000 strne r3, [r2] return true; ac1c: e3a00001 mov r0, #1 ac20: ea000000 b ac28 <_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; ac24: e3a00000 mov r0, #0 if ( extended_size_ptr != NULL ) *extended_size_ptr = extended_size; return true; } ac28: e28dd028 add sp, sp, #40 ; 0x28 ac2c: e8bd8ff0 pop {r4, r5, r6, r7, r8, r9, sl, fp, pc} =============================================================================== 0000709c <_Heap_Walk>: bool _Heap_Walk( Heap_Control *heap, int source, bool dump ) { 709c: 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; 70a0: e5903014 ldr r3, [r0, #20] bool _Heap_Walk( Heap_Control *heap, int source, bool dump ) { 70a4: e24dd030 sub sp, sp, #48 ; 0x30 uintptr_t const page_size = heap->page_size; uintptr_t const min_block_size = heap->min_block_size; 70a8: e58d3024 str r3, [sp, #36] ; 0x24 Heap_Block *const first_block = heap->first_block; Heap_Block *const last_block = heap->last_block; 70ac: e5903024 ldr r3, [r0, #36] ; 0x24 Heap_Block *block = first_block; Heap_Walk_printer printer = dump ? _Heap_Walk_print : _Heap_Walk_print_nothing; 70b0: e59f4500 ldr r4, [pc, #1280] ; 75b8 <_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; 70b4: e58d3028 str r3, [sp, #40] ; 0x28 Heap_Block *block = first_block; Heap_Walk_printer printer = dump ? _Heap_Walk_print : _Heap_Walk_print_nothing; 70b8: e59f34fc ldr r3, [pc, #1276] ; 75bc <_Heap_Walk+0x520> 70bc: e31200ff tst r2, #255 ; 0xff 70c0: 11a04003 movne r4, r3 if ( !_System_state_Is_up( _System_state_Get() ) ) { 70c4: e59f34f4 ldr r3, [pc, #1268] ; 75c0 <_Heap_Walk+0x524> 70c8: 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; 70cc: 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() ) ) { 70d0: e3530003 cmp r3, #3 bool _Heap_Walk( Heap_Control *heap, int source, bool dump ) { 70d4: e1a06000 mov r6, r0 70d8: e1a05001 mov r5, r1 uintptr_t const page_size = heap->page_size; 70dc: e5909010 ldr r9, [r0, #16] uintptr_t const min_block_size = heap->min_block_size; Heap_Block *const first_block = heap->first_block; 70e0: 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() ) ) { 70e4: 1a000127 bne 7588 <_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)( 70e8: e59dc024 ldr ip, [sp, #36] ; 0x24 70ec: e58dc000 str ip, [sp] 70f0: e5903018 ldr r3, [r0, #24] 70f4: e58d3004 str r3, [sp, #4] 70f8: e590301c ldr r3, [r0, #28] 70fc: e59d2020 ldr r2, [sp, #32] 7100: e58d3008 str r3, [sp, #8] 7104: e59d3028 ldr r3, [sp, #40] ; 0x28 7108: e58d200c str r2, [sp, #12] 710c: e58d3010 str r3, [sp, #16] 7110: e5903008 ldr r3, [r0, #8] 7114: e58d3014 str r3, [sp, #20] 7118: e590300c ldr r3, [r0, #12] 711c: e59f24a0 ldr r2, [pc, #1184] ; 75c4 <_Heap_Walk+0x528> 7120: e58d3018 str r3, [sp, #24] 7124: e1a00001 mov r0, r1 7128: e1a03009 mov r3, r9 712c: e3a01000 mov r1, #0 7130: e1a0e00f mov lr, pc 7134: e12fff14 bx r4 heap->area_begin, heap->area_end, first_block, last_block, first_free_block, last_free_block ); if ( page_size == 0 ) { 7138: e3590000 cmp r9, #0 713c: 1a000006 bne 715c <_Heap_Walk+0xc0> (*printer)( source, true, "page size is zero\n" ); 7140: e1a00005 mov r0, r5 7144: e3a01001 mov r1, #1 7148: e59f2478 ldr r2, [pc, #1144] ; 75c8 <_Heap_Walk+0x52c> 714c: e1a0e00f mov lr, pc 7150: e12fff14 bx r4 if ( !_System_state_Is_up( _System_state_Get() ) ) { return true; } if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; 7154: e1a08009 mov r8, r9 7158: ea00010b b 758c <_Heap_Walk+0x4f0> (*printer)( source, true, "page size is zero\n" ); return false; } if ( !_Addresses_Is_aligned( (void *) page_size ) ) { 715c: e2198007 ands r8, r9, #7 (*printer)( 7160: 11a00005 movne r0, r5 7164: 13a01001 movne r1, #1 7168: 159f245c ldrne r2, [pc, #1116] ; 75cc <_Heap_Walk+0x530> 716c: 11a03009 movne r3, r9 7170: 1a00010c bne 75a8 <_Heap_Walk+0x50c> RTEMS_INLINE_ROUTINE bool _Heap_Is_aligned( uintptr_t value, uintptr_t alignment ) { return (value % alignment) == 0; 7174: e59d0024 ldr r0, [sp, #36] ; 0x24 7178: e1a01009 mov r1, r9 717c: ebffe798 bl fe4 <__umodsi3> ); return false; } if ( !_Heap_Is_aligned( min_block_size, page_size ) ) { 7180: e250b000 subs fp, r0, #0 7184: 0a000006 beq 71a4 <_Heap_Walk+0x108> (*printer)( 7188: e1a00005 mov r0, r5 718c: e3a01001 mov r1, #1 7190: e59f2438 ldr r2, [pc, #1080] ; 75d0 <_Heap_Walk+0x534> 7194: e59d3024 ldr r3, [sp, #36] ; 0x24 7198: e1a0e00f mov lr, pc 719c: e12fff14 bx r4 71a0: ea0000f9 b 758c <_Heap_Walk+0x4f0> 71a4: e59dc020 ldr ip, [sp, #32] 71a8: e1a01009 mov r1, r9 71ac: e28c0008 add r0, ip, #8 71b0: ebffe78b bl fe4 <__umodsi3> ); return false; } if ( 71b4: e250a000 subs sl, r0, #0 !_Heap_Is_aligned( _Heap_Alloc_area_of_block( first_block ), page_size ) ) { (*printer)( 71b8: 11a00005 movne r0, r5 71bc: 13a01001 movne r1, #1 71c0: 159f240c ldrne r2, [pc, #1036] ; 75d4 <_Heap_Walk+0x538> 71c4: 159d3020 ldrne r3, [sp, #32] 71c8: 1a0000cc bne 7500 <_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; 71cc: e59d2020 ldr r2, [sp, #32] 71d0: e5928004 ldr r8, [r2, #4] ); return false; } if ( !_Heap_Is_prev_used( first_block ) ) { 71d4: e2188001 ands r8, r8, #1 (*printer)( 71d8: 01a00005 moveq r0, r5 71dc: 03a01001 moveq r1, #1 71e0: 059f23f0 ldreq r2, [pc, #1008] ; 75d8 <_Heap_Walk+0x53c> 71e4: 0a000009 beq 7210 <_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; 71e8: e59d3028 ldr r3, [sp, #40] ; 0x28 71ec: e5937004 ldr r7, [r3, #4] 71f0: 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); 71f4: 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; 71f8: e5978004 ldr r8, [r7, #4] ); return false; } if ( _Heap_Is_free( last_block ) ) { 71fc: e2188001 ands r8, r8, #1 7200: 1a000005 bne 721c <_Heap_Walk+0x180> (*printer)( 7204: e59f23d0 ldr r2, [pc, #976] ; 75dc <_Heap_Walk+0x540> 7208: e1a00005 mov r0, r5 720c: e3a01001 mov r1, #1 7210: e1a0e00f mov lr, pc 7214: e12fff14 bx r4 7218: ea0000db b 758c <_Heap_Walk+0x4f0> ); return false; } if ( 721c: e59dc020 ldr ip, [sp, #32] 7220: e157000c cmp r7, ip 7224: 0a000006 beq 7244 <_Heap_Walk+0x1a8> _Heap_Block_at( last_block, _Heap_Block_size( last_block ) ) != first_block ) { (*printer)( 7228: e1a00005 mov r0, r5 <== NOT EXECUTED 722c: e3a01001 mov r1, #1 <== NOT EXECUTED 7230: e59f23a8 ldr r2, [pc, #936] ; 75e0 <_Heap_Walk+0x544> <== NOT EXECUTED 7234: e1a0e00f mov lr, pc <== NOT EXECUTED 7238: 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; 723c: e1a0800a mov r8, sl <== NOT EXECUTED 7240: ea0000d1 b 758c <_Heap_Walk+0x4f0> <== NOT EXECUTED int source, Heap_Walk_printer printer, Heap_Control *heap ) { uintptr_t const page_size = heap->page_size; 7244: e596b010 ldr fp, [r6, #16] block = next_block; } while ( block != first_block ); return true; } 7248: 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 ); 724c: e1a0a006 mov sl, r6 7250: ea000034 b 7328 <_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; 7254: e5963020 ldr r3, [r6, #32] 7258: e1530008 cmp r3, r8 725c: 83a0c000 movhi ip, #0 7260: 8a000003 bhi 7274 <_Heap_Walk+0x1d8> 7264: e596c024 ldr ip, [r6, #36] ; 0x24 7268: e15c0008 cmp ip, r8 726c: 33a0c000 movcc ip, #0 7270: 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 ) ) { 7274: e21cc0ff ands ip, ip, #255 ; 0xff (*printer)( 7278: 01a00005 moveq r0, r5 727c: 03a01001 moveq r1, #1 7280: 059f235c ldreq r2, [pc, #860] ; 75e4 <_Heap_Walk+0x548> 7284: 0a000012 beq 72d4 <_Heap_Walk+0x238> RTEMS_INLINE_ROUTINE bool _Heap_Is_aligned( uintptr_t value, uintptr_t alignment ) { return (value % alignment) == 0; 7288: e2880008 add r0, r8, #8 728c: e1a0100b mov r1, fp 7290: ebffe753 bl fe4 <__umodsi3> ); return false; } if ( 7294: e250c000 subs ip, r0, #0 !_Heap_Is_aligned( _Heap_Alloc_area_of_block( free_block ), page_size ) ) { (*printer)( 7298: 11a00005 movne r0, r5 729c: 13a01001 movne r1, #1 72a0: 159f2340 ldrne r2, [pc, #832] ; 75e8 <_Heap_Walk+0x54c> 72a4: 11a03008 movne r3, r8 72a8: 1a0000be bne 75a8 <_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; 72ac: e5983004 ldr r3, [r8, #4] 72b0: e3c33001 bic r3, r3, #1 block = next_block; } while ( block != first_block ); return true; } 72b4: 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; 72b8: e5933004 ldr r3, [r3, #4] ); return false; } if ( _Heap_Is_used( free_block ) ) { 72bc: e2133001 ands r3, r3, #1 72c0: e58d302c str r3, [sp, #44] ; 0x2c 72c4: 0a000009 beq 72f0 <_Heap_Walk+0x254> (*printer)( 72c8: e59f231c ldr r2, [pc, #796] ; 75ec <_Heap_Walk+0x550> 72cc: e1a00005 mov r0, r5 72d0: e3a01001 mov r1, #1 72d4: e1a03008 mov r3, r8 72d8: e58dc01c str ip, [sp, #28] 72dc: e1a0e00f mov lr, pc 72e0: e12fff14 bx r4 if ( !_System_state_Is_up( _System_state_Get() ) ) { return true; } if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; 72e4: e59dc01c ldr ip, [sp, #28] 72e8: e1a0800c mov r8, ip 72ec: ea0000a6 b 758c <_Heap_Walk+0x4f0> ); return false; } if ( free_block->prev != prev_block ) { 72f0: e598300c ldr r3, [r8, #12] 72f4: e153000a cmp r3, sl 72f8: 0a000008 beq 7320 <_Heap_Walk+0x284> (*printer)( 72fc: e58d3000 str r3, [sp] 7300: e1a00005 mov r0, r5 7304: e1a03008 mov r3, r8 7308: e3a01001 mov r1, #1 730c: e59f22dc ldr r2, [pc, #732] ; 75f0 <_Heap_Walk+0x554> 7310: e1a0e00f mov lr, pc 7314: e12fff14 bx r4 if ( !_System_state_Is_up( _System_state_Get() ) ) { return true; } if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; 7318: e59d802c ldr r8, [sp, #44] ; 0x2c 731c: ea00009a b 758c <_Heap_Walk+0x4f0> return false; } prev_block = free_block; free_block = free_block->next; 7320: e1a0a008 mov sl, r8 7324: 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 ) { 7328: e1580006 cmp r8, r6 732c: 1affffc8 bne 7254 <_Heap_Walk+0x1b8> 7330: ea000000 b 7338 <_Heap_Walk+0x29c> block->prev_size ); } block = next_block; } while ( block != first_block ); 7334: e1a07008 mov r7, r8 return true; } 7338: 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; 733c: 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; 7340: 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); 7344: 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; 7348: e1520008 cmp r2, r8 734c: 83a0b000 movhi fp, #0 7350: 8a000003 bhi 7364 <_Heap_Walk+0x2c8> 7354: e596b024 ldr fp, [r6, #36] ; 0x24 7358: e15b0008 cmp fp, r8 735c: 33a0b000 movcc fp, #0 7360: 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 ) ) { 7364: e21bb0ff ands fp, fp, #255 ; 0xff 7368: 1a000007 bne 738c <_Heap_Walk+0x2f0> (*printer)( 736c: e58d8000 str r8, [sp] 7370: e1a00005 mov r0, r5 7374: e3a01001 mov r1, #1 7378: e59f2274 ldr r2, [pc, #628] ; 75f4 <_Heap_Walk+0x558> 737c: e1a03007 mov r3, r7 7380: e1a0e00f mov lr, pc 7384: e12fff14 bx r4 7388: ea00005e b 7508 <_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; 738c: e59d2028 ldr r2, [sp, #40] ; 0x28 RTEMS_INLINE_ROUTINE bool _Heap_Is_aligned( uintptr_t value, uintptr_t alignment ) { return (value % alignment) == 0; 7390: e1a0000a mov r0, sl 7394: e1a01009 mov r1, r9 7398: e057b002 subs fp, r7, r2 739c: 13a0b001 movne fp, #1 73a0: e58d301c str r3, [sp, #28] 73a4: ebffe70e bl fe4 <__umodsi3> ); return false; } if ( !_Heap_Is_aligned( block_size, page_size ) && is_not_last_block ) { 73a8: e3500000 cmp r0, #0 73ac: e59d301c ldr r3, [sp, #28] 73b0: 0a000005 beq 73cc <_Heap_Walk+0x330> 73b4: e35b0000 cmp fp, #0 (*printer)( 73b8: 158da000 strne sl, [sp] 73bc: 11a00005 movne r0, r5 73c0: 13a01001 movne r1, #1 73c4: 159f222c ldrne r2, [pc, #556] ; 75f8 <_Heap_Walk+0x55c> 73c8: 1a000014 bne 7420 <_Heap_Walk+0x384> ); return false; } if ( block_size < min_block_size && is_not_last_block ) { 73cc: e59dc024 ldr ip, [sp, #36] ; 0x24 73d0: e15a000c cmp sl, ip 73d4: 2a000009 bcs 7400 <_Heap_Walk+0x364> 73d8: e35b0000 cmp fp, #0 73dc: 0a000007 beq 7400 <_Heap_Walk+0x364> (*printer)( 73e0: e88d1400 stm sp, {sl, ip} 73e4: e1a00005 mov r0, r5 73e8: e3a01001 mov r1, #1 73ec: e59f2208 ldr r2, [pc, #520] ; 75fc <_Heap_Walk+0x560> 73f0: e1a03007 mov r3, r7 73f4: e1a0e00f mov lr, pc 73f8: e12fff14 bx r4 73fc: ea00006b b 75b0 <_Heap_Walk+0x514> ); return false; } if ( next_block_begin <= block_begin && is_not_last_block ) { 7400: e1580007 cmp r8, r7 7404: 8a000009 bhi 7430 <_Heap_Walk+0x394> 7408: e35b0000 cmp fp, #0 740c: 0a000007 beq 7430 <_Heap_Walk+0x394> (*printer)( 7410: e58d8000 str r8, [sp] 7414: e59f21e4 ldr r2, [pc, #484] ; 7600 <_Heap_Walk+0x564> 7418: e1a00005 mov r0, r5 741c: e3a01001 mov r1, #1 7420: e1a03007 mov r3, r7 7424: e1a0e00f mov lr, pc 7428: e12fff14 bx r4 742c: ea00005f b 75b0 <_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; 7430: e203b001 and fp, r3, #1 7434: e5983004 ldr r3, [r8, #4] ); return false; } if ( !_Heap_Is_prev_used( next_block ) ) { 7438: e3130001 tst r3, #1 743c: 1a00003b bne 7530 <_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 ? 7440: 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)( 7444: e5963008 ldr r3, [r6, #8] 7448: e1520003 cmp r2, r3 block = next_block; } while ( block != first_block ); return true; } 744c: 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)( 7450: 059f01ac ldreq r0, [pc, #428] ; 7604 <_Heap_Walk+0x568> 7454: 0a000003 beq 7468 <_Heap_Walk+0x3cc> block, block_size, block->prev, block->prev == first_free_block ? " (= first free)" : (block->prev == free_list_head ? " (= head)" : ""), 7458: e59f31a8 ldr r3, [pc, #424] ; 7608 <_Heap_Walk+0x56c> 745c: e1520006 cmp r2, r6 7460: e59f01a4 ldr r0, [pc, #420] ; 760c <_Heap_Walk+0x570> 7464: 01a00003 moveq r0, r3 block->next, block->next == last_free_block ? 7468: 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)( 746c: e1530001 cmp r3, r1 7470: 059f1198 ldreq r1, [pc, #408] ; 7610 <_Heap_Walk+0x574> 7474: 0a000003 beq 7488 <_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)" : "") 7478: e59fc194 ldr ip, [pc, #404] ; 7614 <_Heap_Walk+0x578> 747c: e1530006 cmp r3, r6 7480: e59f1184 ldr r1, [pc, #388] ; 760c <_Heap_Walk+0x570> 7484: 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)( 7488: e58d2004 str r2, [sp, #4] 748c: e58d0008 str r0, [sp, #8] 7490: e58d300c str r3, [sp, #12] 7494: e58d1010 str r1, [sp, #16] 7498: e1a03007 mov r3, r7 749c: e58da000 str sl, [sp] 74a0: e1a00005 mov r0, r5 74a4: e3a01000 mov r1, #0 74a8: e59f2168 ldr r2, [pc, #360] ; 7618 <_Heap_Walk+0x57c> 74ac: e1a0e00f mov lr, pc 74b0: e12fff14 bx r4 block->next == last_free_block ? " (= last free)" : (block->next == free_list_tail ? " (= tail)" : "") ); if ( block_size != next_block->prev_size ) { 74b4: e5983000 ldr r3, [r8] 74b8: e15a0003 cmp sl, r3 74bc: 0a000009 beq 74e8 <_Heap_Walk+0x44c> (*printer)( 74c0: e58d3004 str r3, [sp, #4] 74c4: e58da000 str sl, [sp] 74c8: e58d8008 str r8, [sp, #8] 74cc: e1a00005 mov r0, r5 74d0: e3a01001 mov r1, #1 74d4: e59f2140 ldr r2, [pc, #320] ; 761c <_Heap_Walk+0x580> 74d8: e1a03007 mov r3, r7 74dc: e1a0e00f mov lr, pc 74e0: e12fff14 bx r4 74e4: ea000031 b 75b0 <_Heap_Walk+0x514> ); return false; } if ( !prev_used ) { 74e8: e35b0000 cmp fp, #0 74ec: 1a000007 bne 7510 <_Heap_Walk+0x474> (*printer)( 74f0: e59f2128 ldr r2, [pc, #296] ; 7620 <_Heap_Walk+0x584> 74f4: e1a00005 mov r0, r5 74f8: e3a01001 mov r1, #1 74fc: e1a03007 mov r3, r7 7500: e1a0e00f mov lr, pc 7504: e12fff14 bx r4 return false; } if ( !_Heap_Is_prev_used( next_block ) ) { if ( !_Heap_Walk_check_free_block( source, printer, heap, block ) ) { return false; 7508: e1a0800b mov r8, fp 750c: ea00001e b 758c <_Heap_Walk+0x4f0> block = next_block; } while ( block != first_block ); return true; } 7510: e5963008 ldr r3, [r6, #8] 7514: ea000002 b 7524 <_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 ) { 7518: e1530007 cmp r3, r7 751c: 0a000016 beq 757c <_Heap_Walk+0x4e0> return true; } free_block = free_block->next; 7520: 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 ) { 7524: e1530006 cmp r3, r6 7528: 1afffffa bne 7518 <_Heap_Walk+0x47c> 752c: ea000019 b 7598 <_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) { 7530: e35b0000 cmp fp, #0 7534: 0a000007 beq 7558 <_Heap_Walk+0x4bc> (*printer)( 7538: e58da000 str sl, [sp] 753c: e1a00005 mov r0, r5 7540: e3a01000 mov r1, #0 7544: e59f20d8 ldr r2, [pc, #216] ; 7624 <_Heap_Walk+0x588> 7548: e1a03007 mov r3, r7 754c: e1a0e00f mov lr, pc 7550: e12fff14 bx r4 7554: ea000008 b 757c <_Heap_Walk+0x4e0> "block 0x%08x: size %u\n", block, block_size ); } else { (*printer)( 7558: e58da000 str sl, [sp] 755c: e5973000 ldr r3, [r7] 7560: e1a00005 mov r0, r5 7564: e58d3004 str r3, [sp, #4] 7568: e1a0100b mov r1, fp 756c: e59f20b4 ldr r2, [pc, #180] ; 7628 <_Heap_Walk+0x58c> 7570: e1a03007 mov r3, r7 7574: e1a0e00f mov lr, pc 7578: e12fff14 bx r4 block->prev_size ); } block = next_block; } while ( block != first_block ); 757c: e59d2020 ldr r2, [sp, #32] 7580: e1580002 cmp r8, r2 7584: 1affff6a bne 7334 <_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; 7588: e3a08001 mov r8, #1 block = next_block; } while ( block != first_block ); return true; } 758c: e1a00008 mov r0, r8 7590: e28dd030 add sp, sp, #48 ; 0x30 7594: e8bd8ff0 pop {r4, r5, r6, r7, r8, r9, sl, fp, pc} return false; } if ( !_Heap_Walk_is_in_free_list( heap, block ) ) { (*printer)( 7598: e59f208c ldr r2, [pc, #140] ; 762c <_Heap_Walk+0x590> 759c: e1a00005 mov r0, r5 75a0: e3a01001 mov r1, #1 75a4: e1a03007 mov r3, r7 75a8: e1a0e00f mov lr, pc 75ac: e12fff14 bx r4 return false; } if ( !_Heap_Is_prev_used( next_block ) ) { if ( !_Heap_Walk_check_free_block( source, printer, heap, block ) ) { return false; 75b0: e3a08000 mov r8, #0 75b4: eafffff4 b 758c <_Heap_Walk+0x4f0> =============================================================================== 00009b2c <_Timespec_Greater_than>: bool _Timespec_Greater_than( const struct timespec *lhs, const struct timespec *rhs ) { if ( lhs->tv_sec > rhs->tv_sec ) 9b2c: e5902000 ldr r2, [r0] 9b30: e5913000 ldr r3, [r1] 9b34: e1520003 cmp r2, r3 return true; 9b38: c3a00001 movgt r0, #1 bool _Timespec_Greater_than( const struct timespec *lhs, const struct timespec *rhs ) { if ( lhs->tv_sec > rhs->tv_sec ) 9b3c: c12fff1e bxgt lr return true; if ( lhs->tv_sec < rhs->tv_sec ) 9b40: ba000005 blt 9b5c <_Timespec_Greater_than+0x30> #include #include #include bool _Timespec_Greater_than( 9b44: e5900004 ldr r0, [r0, #4] 9b48: e5913004 ldr r3, [r1, #4] 9b4c: e1500003 cmp r0, r3 9b50: d3a00000 movle r0, #0 9b54: c3a00001 movgt r0, #1 9b58: e12fff1e bx lr { if ( lhs->tv_sec > rhs->tv_sec ) return true; if ( lhs->tv_sec < rhs->tv_sec ) return false; 9b5c: e3a00000 mov r0, #0 /* ASSERT: lhs->tv_sec == rhs->tv_sec */ if ( lhs->tv_nsec > rhs->tv_nsec ) return true; return false; } 9b60: e12fff1e bx lr =============================================================================== 0000bc90 : rtems_status_code rtems_task_mode( rtems_mode mode_set, rtems_mode mask, rtems_mode *previous_mode_set ) { bc90: 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 ) bc94: e252a000 subs sl, r2, #0 rtems_status_code rtems_task_mode( rtems_mode mode_set, rtems_mode mask, rtems_mode *previous_mode_set ) { bc98: e1a04000 mov r4, r0 bc9c: 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; bca0: 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 ) bca4: 08bd87f0 popeq {r4, r5, r6, r7, r8, r9, sl, pc} return RTEMS_INVALID_ADDRESS; executing = _Thread_Executing; bca8: e59f313c ldr r3, [pc, #316] ; bdec bcac: 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; bcb0: e5d78074 ldrb r8, [r7, #116] ; 0x74 if ( !previous_mode_set ) return RTEMS_INVALID_ADDRESS; executing = _Thread_Executing; api = executing->API_Extensions[ THREAD_API_RTEMS ]; bcb4: 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 ) bcb8: 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; bcbc: 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; bcc0: 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; bcc4: 03a08c01 moveq r8, #256 ; 0x100 bcc8: 13a08000 movne r8, #0 if ( executing->budget_algorithm == THREAD_CPU_BUDGET_ALGORITHM_NONE ) bccc: e3530000 cmp r3, #0 old_mode |= RTEMS_NO_TIMESLICE; else old_mode |= RTEMS_TIMESLICE; bcd0: 13888c02 orrne r8, r8, #512 ; 0x200 old_mode |= (asr->is_enabled) ? RTEMS_ASR : RTEMS_NO_ASR; bcd4: e3590000 cmp r9, #0 bcd8: 03a09b01 moveq r9, #1024 ; 0x400 bcdc: 13a09000 movne r9, #0 old_mode |= _ISR_Get_level(); bce0: ebfff31f bl 8964 <_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; bce4: e1899000 orr r9, r9, r0 old_mode |= _ISR_Get_level(); bce8: e1898008 orr r8, r9, r8 *previous_mode_set = old_mode; /* * These are generic thread scheduling characteristics. */ if ( mask & RTEMS_PREEMPT_MASK ) bcec: 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; bcf0: e58a8000 str r8, [sl] /* * These are generic thread scheduling characteristics. */ if ( mask & RTEMS_PREEMPT_MASK ) bcf4: 0a000003 beq bd08 executing->is_preemptible = _Modes_Is_preempt(mode_set) ? true : false; bcf8: e3140c01 tst r4, #256 ; 0x100 bcfc: 13a03000 movne r3, #0 bd00: 03a03001 moveq r3, #1 bd04: e5c73074 strb r3, [r7, #116] ; 0x74 if ( mask & RTEMS_TIMESLICE_MASK ) { bd08: e3150c02 tst r5, #512 ; 0x200 bd0c: 0a000006 beq bd2c if ( _Modes_Is_timeslice(mode_set) ) { bd10: e2143c02 ands r3, r4, #512 ; 0x200 executing->budget_algorithm = THREAD_CPU_BUDGET_ALGORITHM_RESET_TIMESLICE; bd14: 13a03001 movne r3, #1 bd18: 1587307c strne r3, [r7, #124] ; 0x7c executing->cpu_time_budget = _Thread_Ticks_per_timeslice; bd1c: 159f30cc ldrne r3, [pc, #204] ; bdf0 bd20: 15933000 ldrne r3, [r3] } else executing->budget_algorithm = THREAD_CPU_BUDGET_ALGORITHM_NONE; bd24: 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; bd28: 15873078 strne r3, [r7, #120] ; 0x78 } /* * Set the new interrupt level */ if ( mask & RTEMS_INTERRUPT_MASK ) bd2c: e3150080 tst r5, #128 ; 0x80 bd30: 0a000001 beq bd3c */ RTEMS_INLINE_ROUTINE void _Modes_Set_interrupt_level ( Modes_Control mode_set ) { _ISR_Set_level( _Modes_Get_interrupt_level( mode_set ) ); bd34: e2040080 and r0, r4, #128 ; 0x80 bd38: ebfff304 bl 8950 <_CPU_ISR_Set_level> * This is specific to the RTEMS API */ is_asr_enabled = false; needs_asr_dispatching = false; if ( mask & RTEMS_ASR_MASK ) { bd3c: e2150b01 ands r0, r5, #1024 ; 0x400 bd40: 0a000013 beq bd94 * Output: * *previous_mode_set - previous mode set * always return RTEMS_SUCCESSFUL; */ rtems_status_code rtems_task_mode( bd44: 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 ) { bd48: e5d62008 ldrb r2, [r6, #8] * Output: * *previous_mode_set - previous mode set * always return RTEMS_SUCCESSFUL; */ rtems_status_code rtems_task_mode( bd4c: 13a03000 movne r3, #0 bd50: 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 ) { bd54: e1520003 cmp r2, r3 /* * This is specific to the RTEMS API */ is_asr_enabled = false; needs_asr_dispatching = false; bd58: 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 ) { bd5c: 0a00000c beq bd94 asr->is_enabled = is_asr_enabled; bd60: e5c63008 strb r3, [r6, #8] static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( bd64: e10f3000 mrs r3, CPSR bd68: e3832080 orr r2, r3, #128 ; 0x80 bd6c: e129f002 msr CPSR_fc, r2 { rtems_signal_set _signals; ISR_Level _level; _ISR_Disable( _level ); _signals = information->signals_pending; bd70: e2861014 add r1, r6, #20 bd74: e8910006 ldm r1, {r1, r2} information->signals_pending = information->signals_posted; information->signals_posted = _signals; bd78: 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; bd7c: e5861018 str r1, [r6, #24] static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( bd80: e129f003 msr CPSR_fc, r3 _ASR_Swap_signals( asr ); if ( _ASR_Are_signals_pending( asr ) ) { bd84: e5960014 ldr r0, [r6, #20] /* * This is specific to the RTEMS API */ is_asr_enabled = false; needs_asr_dispatching = false; bd88: e3500000 cmp r0, #0 bd8c: 13a00001 movne r0, #1 bd90: 03a00000 moveq r0, #0 needs_asr_dispatching = true; } } } if ( _System_state_Is_up( _System_state_Get() ) ) { bd94: e59f3058 ldr r3, [pc, #88] ; bdf4 bd98: e5933000 ldr r3, [r3] bd9c: e3530003 cmp r3, #3 bda0: 1a00000f bne bde4 bool are_signals_pending ) { Thread_Control *executing; executing = _Thread_Executing; bda4: e59f2040 ldr r2, [pc, #64] ; bdec if ( are_signals_pending || bda8: e3500000 cmp r0, #0 bool are_signals_pending ) { Thread_Control *executing; executing = _Thread_Executing; bdac: e5923004 ldr r3, [r2, #4] if ( are_signals_pending || bdb0: 1a000005 bne bdcc bdb4: e5922008 ldr r2, [r2, #8] bdb8: e1530002 cmp r3, r2 bdbc: 08bd87f0 popeq {r4, r5, r6, r7, r8, r9, sl, pc} (!_Thread_Is_heir( executing ) && executing->is_preemptible) ) { bdc0: e5d33074 ldrb r3, [r3, #116] ; 0x74 bdc4: e3530000 cmp r3, #0 bdc8: 08bd87f0 popeq {r4, r5, r6, r7, r8, r9, sl, pc} _Thread_Dispatch_necessary = true; bdcc: e59f3018 ldr r3, [pc, #24] ; bdec bdd0: e3a02001 mov r2, #1 bdd4: e5c32010 strb r2, [r3, #16] if (_Thread_Evaluate_is_dispatch_needed( needs_asr_dispatching ) ) _Thread_Dispatch(); bdd8: ebffed73 bl 73ac <_Thread_Dispatch> } return RTEMS_SUCCESSFUL; bddc: e3a00000 mov r0, #0 bde0: e8bd87f0 pop {r4, r5, r6, r7, r8, r9, sl, pc} bde4: e3a00000 mov r0, #0 <== NOT EXECUTED } bde8: e8bd87f0 pop {r4, r5, r6, r7, r8, r9, sl, pc} <== NOT EXECUTED