src/hotspot/share/gc/shared/barrierSet.cpp
author eosterlund
Mon, 20 Nov 2017 13:07:44 +0100
changeset 47998 fb0275c320a0
parent 47216 71c04702a3d5
child 49484 ee8fa73b90f9
permissions -rw-r--r--
8189871: Refactor GC barriers to use declarative semantics Reviewed-by: pliden, rkennke, coleenp, dholmes, kbarrett, stefank

/*
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 * accompanied this code).
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 * 2 along with this work; if not, write to the Free Software Foundation,
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#include "precompiled.hpp"
#include "gc/shared/barrierSet.inline.hpp"
#include "gc/shared/collectedHeap.hpp"
#include "memory/universe.hpp"

BarrierSet* BarrierSet::_bs = NULL;

// count is number of array elements being written
void BarrierSet::static_write_ref_array_pre(HeapWord* start, size_t count) {
  assert(count <= (size_t)max_intx, "count too large");
  if (UseCompressedOops) {
    Universe::heap()->barrier_set()->write_ref_array_pre((narrowOop*)start, (int)count, false);
  } else {
    Universe::heap()->barrier_set()->write_ref_array_pre(      (oop*)start, (int)count, false);
  }
}

// count is number of array elements being written
void BarrierSet::static_write_ref_array_post(HeapWord* start, size_t count) {
  // simply delegate to instance method
  Universe::heap()->barrier_set()->write_ref_array(start, count);
}