39     return value;
  40   }
  41 
  42   return (size_t)1 << (log2_intptr(value) + 1);
  43 }
  44 
  45 inline size_t ZUtils::round_down_power_of_2(size_t value) {
  46   assert(value != 0, "Invalid value");
  47   return (size_t)1 << log2_intptr(value);
  48 }
  49 
  50 inline size_t ZUtils::bytes_to_words(size_t size_in_bytes) {
  51   assert(is_aligned(size_in_bytes, BytesPerWord), "Size not word aligned");
  52   return size_in_bytes >> LogBytesPerWord;
  53 }
  54 
  55 inline size_t ZUtils::words_to_bytes(size_t size_in_words) {
  56   return size_in_words << LogBytesPerWord;
  57 }
  58 




  59 inline size_t ZUtils::object_size(uintptr_t addr) {
  60   return words_to_bytes(ZOop::from_address(addr)->size());
  61 }
  62 
  63 inline void ZUtils::object_copy(uintptr_t from, uintptr_t to, size_t size) {
  64   Copy::aligned_disjoint_words((HeapWord*)from, (HeapWord*)to, bytes_to_words(size));
  65 }
  66 
  67 #endif // SHARE_GC_Z_ZUTILS_INLINE_HPP

  39     return value;
  40   }
  41 
  42   return (size_t)1 << (log2_intptr(value) + 1);
  43 }
  44 
  45 inline size_t ZUtils::round_down_power_of_2(size_t value) {
  46   assert(value != 0, "Invalid value");
  47   return (size_t)1 << log2_intptr(value);
  48 }
  49 
  50 inline size_t ZUtils::bytes_to_words(size_t size_in_bytes) {
  51   assert(is_aligned(size_in_bytes, BytesPerWord), "Size not word aligned");
  52   return size_in_bytes >> LogBytesPerWord;
  53 }
  54 
  55 inline size_t ZUtils::words_to_bytes(size_t size_in_words) {
  56   return size_in_words << LogBytesPerWord;
  57 }
  58 
  59 inline void ZUtils::zero(uintptr_t addr, size_t size) {
  60   Copy::zero_to_bytes((void*)addr, size);
  61 }
  62 
  63 inline size_t ZUtils::object_size(uintptr_t addr) {
  64   return words_to_bytes(ZOop::from_address(addr)->size());
  65 }
  66 
  67 inline void ZUtils::object_copy(uintptr_t from, uintptr_t to, size_t size) {
  68   Copy::aligned_disjoint_words((HeapWord*)from, (HeapWord*)to, bytes_to_words(size));
  69 }
  70 
  71 #endif // SHARE_GC_Z_ZUTILS_INLINE_HPP