Function dump_memory_regions

system/lib/emmalloc.c:357–402

}

static void dump_memory_regions() {
  ASSERT_MALLOC_IS_ACQUIRED();
  RootRegion *root = listOfAllRegions;
  MAIN_THREAD_ASYNC_EM_ASM(out('All memory regions:'));
  while (root) {
    Region *r = (Region*)root;
    assert(debug_region_is_consistent(r));
    uint8_t *lastRegionEnd = root->endPtr;
    MAIN_THREAD_ASYNC_EM_ASM(out('Region block '+ptrToString($0)+' - '+ptrToString($1)+ ' ('+Number($2)+' bytes):'),
      r, lastRegionEnd, lastRegionEnd-(uint8_t*)r);
    while ((uint8_t*)r < lastRegionEnd) {
      MAIN_THREAD_ASYNC_EM_ASM(out('Region '+ptrToString($0)+', size: '+Number($1)+' ('+($2?"used":"--FREE--")+')'),
        r, r->size, region_ceiling_size(r) == r->size);

      assert(debug_region_is_consistent(r));
      size_t sizeFromCeiling = size_of_region_from_ceiling(r);
      if (sizeFromCeiling != r->size) {
        MAIN_THREAD_ASYNC_EM_ASM(out('Corrupt region! Size marker at the end of the region does not match: '+Number($0)), sizeFromCeiling);
      }
      if (r->size == 0) {
        break;
      }
      r = next_region(r);
    }
    root = root->next;
    MAIN_THREAD_ASYNC_EM_ASM(out(""));
  }
  MAIN_THREAD_ASYNC_EM_ASM(out('Free regions:'));
  for (int i = 0; i < NUM_FREE_BUCKETS; ++i) {
    Region *prev = &freeRegionBuckets[i];
    Region *fr = freeRegionBuckets[i].next;
    while (fr != &freeRegionBuckets[i]) {
      MAIN_THREAD_ASYNC_EM_ASM(out('In bucket '+$0+', free region '+ptrToString($1)+', size: ' + Number($2) + ' (size at ceiling: '+Number($3)+'), prev: ' + ptrToString($4) + ', next: ' + ptrToString($5)),
        i, fr, fr->size, size_of_region_from_ceiling(fr), fr->prev, fr->next);
      assert(debug_region_is_consistent(fr));
      assert(region_is_free(fr));
      assert(fr->prev == prev);
      prev = fr;
      assert(fr->next != fr);
      assert(fr->prev != fr);
      fr = fr->next;
    }
  }
  MAIN_THREAD_ASYNC_EM_ASM(out('Free bucket index map: ' + Number($0).toString(2) + ' ' + Number($1).toString(2)), (uint32_t)(freeRegionBucketsUsed >> 32), (uint32_t)freeRegionBucketsUsed);
  MAIN_THREAD_ASYNC_EM_ASM(out(""));
}

void emmalloc_dump_memory_regions() {
  MALLOC_ACQUIRE();