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8198720: Obsolete PrintSafepointStatistics, PrintSafepointStatisticsTimeout and PrintSafepointStatisticsCount options

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Convert PrintSafepointStatistics to UL

Reviewed-by: shade, lfoltan
This commit is contained in:
Coleen Phillimore 2018-07-11 14:44:05 -04:00
parent 0a1e54644b
commit fb3b911fbe
8 changed files with 141 additions and 218 deletions
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10
src/hotspot/share/runtime/vmThread.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 1998, 2017, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1998, 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -47,8 +47,8 @@
#include "utilities/xmlstream.hpp"
// Dummy VM operation to act as first element in our circular double-linked list
class VM_Dummy: public VM_Operation {
VMOp_Type type() const { return VMOp_Dummy; }
class VM_None: public VM_Operation {
VMOp_Type type() const { return VMOp_None; }
void doit() {};
};
@ -58,7 +58,7 @@ VMOperationQueue::VMOperationQueue() {
for(int i = 0; i < nof_priorities; i++) {
_queue_length[i] = 0;
_queue_counter = 0;
_queue[i] = new VM_Dummy();
_queue[i] = new VM_None();
_queue[i]->set_next(_queue[i]);
_queue[i]->set_prev(_queue[i]);
}
@ -511,7 +511,7 @@ void VMThread::loop() {
_vm_queue->set_drain_list(next);
evaluate_operation(_cur_vm_operation);
_cur_vm_operation = next;
if (PrintSafepointStatistics) {
if (log_is_enabled(Debug, safepoint, stats)) {
SafepointSynchronize::inc_vmop_coalesced_count();
}
} while (_cur_vm_operation != NULL);