view src/hotspot/share/gc/shared/barrierSet.cpp @ 48073:5caa1d5f74c1

8186571: Implementation: JEP 307: Parallel Full GC for G1 Summary: Improve G1 worst-case latencies by making the full GC parallel. Reviewed-by: tschatzl, sangheki, ehelin
author sjohanss
date Tue, 14 Nov 2017 11:33:23 +0100
parents 6076d323626d
children fb0275c320a0
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 * published by the Free Software Foundation.
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
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#include "precompiled.hpp"
#include "gc/shared/barrierSet.inline.hpp"
#include "gc/shared/collectedHeap.hpp"
#include "memory/universe.hpp"

// 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);