src/share/vm/utilities/numberSeq.cpp

rev 10576 : [backport] Trace and report total allocation latency and sizes

*** 357,373 ****
--- 357,376 ----
  BinaryMagnitudeSeq::BinaryMagnitudeSeq() {
    _mags = NEW_C_HEAP_ARRAY(jlong, BitsPerJavaLong, mtInternal);
    for (int c = 0; c < BitsPerJavaLong; c++) {
      _mags[c] = 0;
    }
+   _sum = 0;
  }
  
  BinaryMagnitudeSeq::~BinaryMagnitudeSeq() {
    FREE_C_HEAP_ARRAY(size_t, _mags, mtInternal);
  }
  
  void BinaryMagnitudeSeq::add(size_t val) {
+   Atomic::add(val, &_sum);
+ 
    int mag = log2_intptr(val) + 1;
  
    // Defensively saturate for product bits:
    if (mag < 0) {
      assert (false, err_msg("bucket index (%d) underflow for value (" SIZE_FORMAT ")", mag, val));
*** 396,405 ****
--- 399,412 ----
      r += _mags[c];
    }
    return r;
  }
  
+ size_t BinaryMagnitudeSeq::sum() const {
+   return _sum;
+ }
+ 
  int BinaryMagnitudeSeq::min_level() const {
    for (int c = 0; c < BitsPerJavaLong; c++) {
      if (_mags[c] != 0) {
        return c;
      }