Revision e5742249 core/src/aos_thread.c

View differences:

core/src/aos_thread.c
91 91 
{
92 92 
  aosDbgCheck(thread != NULL);
93 93 

  		




  94
  
  
    
  size_t util;


  		




  95
  
  
    
  uint8_t* ptr = (uint8_t*)thread->wabase;


  		




  96
  
  
    

  		




  97
  
  
    
  while (*ptr == CH_DBG_STACK_FILL_VALUE && ptr < (uint8_t*)thread->wabase + aosThdGetStacksize(thread)) {


  		




  98
  
  
    
    ++ptr;


  		




  
  94
  
    
  // iterator through the stack


  		




  
  95
  
    
  // note: since the stack is filled from top to bottom, the loop searches for the first irregular byte from the bottom (stack end).


  		




  
  96
  
    
  for (uint8_t* ptr = (uint8_t*)thread->wabase; ptr < (uint8_t*)thread->wabase + aosThdGetStacksize(thread); ++ptr) {


  		




  
  97
  
    
    if (*ptr != CH_DBG_STACK_FILL_VALUE) {


  		




  
  98
  
    
      return aosThdGetStacksize(thread) - (size_t)(--ptr - (uint8_t*)thread->wabase);


  		




  
  99
  
    
    }


  		




  99
  100
  
    
  }


  		




  100
  
  
    
  util = aosThdGetStacksize(thread) - (ptr - (uint8_t*)thread->wabase);


  		




  101
  101
  
    

  		




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  return util;


  		




  
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  return 0;


  		




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}


  		




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#endif /* (AMIROOS_CFG_DBG == true) && (CH_DBG_FILL_THREADS == TRUE) */


  		




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  105
  
    

  		












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