archive/jdk
1
0
Fork 0
mirror of https://github.com/openjdk/jdk.git synced 2025-09-17 09:34:38 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions

8234562: Move OrderAccess::release_store*/load_acquire to Atomic

Browse source 
Reviewed-by: rehn, dholmes
This commit is contained in:
Stefan Karlsson 2019-11-25 12:22:13 +01:00
parent e06c17ce33
commit e527ce4b57
97 changed files with 554 additions and 570 deletions
Download patch file Download diff file Expand all files Collapse all files

6
src/hotspot/share/runtime/synchronizer.cpp
View file

@ -889,7 +889,7 @@ JavaThread* ObjectSynchronizer::get_lock_owner(ThreadsList * t_list, Handle h_ob
// Visitors ...
void ObjectSynchronizer::monitors_iterate(MonitorClosure* closure) {
PaddedObjectMonitor* block = OrderAccess::load_acquire(&g_block_list);
PaddedObjectMonitor* block = Atomic::load_acquire(&g_block_list);
while (block != NULL) {
assert(block->object() == CHAINMARKER, "must be a block header");
for (int i = _BLOCKSIZE - 1; i > 0; i--) {
@ -1118,7 +1118,7 @@ ObjectMonitor* ObjectSynchronizer::om_alloc(Thread* self) {
temp[0]._next_om = g_block_list;
// There are lock-free uses of g_block_list so make sure that
// the previous stores happen before we update g_block_list.
OrderAccess::release_store(&g_block_list, temp);
Atomic::release_store(&g_block_list, temp);
// Add the new string of ObjectMonitors to the global free list
temp[_BLOCKSIZE - 1]._next_om = g_free_list;
@ -2169,7 +2169,7 @@ int ObjectSynchronizer::log_monitor_list_counts(outputStream * out) {
// the list of extant blocks without taking a lock.
int ObjectSynchronizer::verify_objmon_isinpool(ObjectMonitor *monitor) {
PaddedObjectMonitor* block = OrderAccess::load_acquire(&g_block_list);
PaddedObjectMonitor* block = Atomic::load_acquire(&g_block_list);
while (block != NULL) {
assert(block->object() == CHAINMARKER, "must be a block header");
if (monitor > &block[0] && monitor < &block[_BLOCKSIZE]) {