src/hotspot/share/oops/compressedOops.inline.hpp

*** 56,66 ****
    return is_null(v) ? (oop)NULL : decode_not_null(v);
  }
  
  inline narrowOop CompressedOops::encode_not_null(oop v) {
    assert(!is_null(v), "oop value can never be zero");
!   DEBUG_ONLY(Universe::heap()->check_oop_location(v);)
    uint64_t  pd = (uint64_t)(pointer_delta((void*)v, (void*)base(), 1));
    assert(OopEncodingHeapMax > pd, "change encoding max if new encoding");
    uint64_t result = pd >> shift();
    assert((result & CONST64(0xffffffff00000000)) == 0, "narrow oop overflow");
    assert(decode(result) == v, "reversibility");
--- 56,67 ----
    return is_null(v) ? (oop)NULL : decode_not_null(v);
  }
  
  inline narrowOop CompressedOops::encode_not_null(oop v) {
    assert(!is_null(v), "oop value can never be zero");
!   assert(is_object_aligned(v), "address not aligned: " PTR_FORMAT, p2i((void*)v));
!   assert(is_in(v), "address not in heap range: " PTR_FORMAT, p2i((void*)v));
    uint64_t  pd = (uint64_t)(pointer_delta((void*)v, (void*)base(), 1));
    assert(OopEncodingHeapMax > pd, "change encoding max if new encoding");
    uint64_t result = pd >> shift();
    assert((result & CONST64(0xffffffff00000000)) == 0, "narrow oop overflow");
    assert(decode(result) == v, "reversibility");