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8199712: Flight Recorder

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Co-authored-by: Markus Gronlund <markus.gronlund@oracle.com>
Reviewed-by: coleenp, ihse, erikj, dsamersoff, mseledtsov, egahlin, mgronlun
This commit is contained in:
Erik Gahlin 2018-05-15 20:24:34 +02:00
parent f575533a17
commit a060be188d
1062 changed files with 119159 additions and 3164 deletions
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34
src/hotspot/share/runtime/synchronizer.cpp
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@ -25,6 +25,7 @@
#include "precompiled.hpp"
#include "classfile/vmSymbols.hpp"
#include "logging/log.hpp"
#include "jfr/jfrEvents.hpp"
#include "memory/allocation.inline.hpp"
#include "memory/metaspaceShared.hpp"
#include "memory/padded.hpp"
@ -46,8 +47,6 @@
#include "runtime/thread.inline.hpp"
#include "runtime/vframe.hpp"
#include "runtime/vmThread.hpp"
#include "trace/traceMacros.hpp"
#include "trace/tracing.hpp"
#include "utilities/align.hpp"
#include "utilities/dtrace.hpp"
#include "utilities/events.hpp"
@ -128,10 +127,6 @@ static volatile intptr_t gListLock = 0; // protects global monitor lists
static volatile int gMonitorFreeCount = 0; // # on gFreeList
static volatile int gMonitorPopulation = 0; // # Extant -- in circulation
static void post_monitor_inflate_event(EventJavaMonitorInflate&,
const oop,
const ObjectSynchronizer::InflateCause);
#define CHAINMARKER (cast_to_oop<intptr_t>(-1))
@ -1365,6 +1360,17 @@ void ObjectSynchronizer::omFlush(Thread * Self) {
TEVENT(omFlush);
}
static void post_monitor_inflate_event(EventJavaMonitorInflate* event,
const oop obj,
ObjectSynchronizer::InflateCause cause) {
assert(event != NULL, "invariant");
assert(event->should_commit(), "invariant");
event->set_monitorClass(obj->klass());
event->set_address((uintptr_t)(void*)obj);
event->set_cause((u1)cause);
event->commit();
}
// Fast path code shared by multiple functions
ObjectMonitor* ObjectSynchronizer::inflate_helper(oop obj) {
markOop mark = obj->mark();
@ -1519,7 +1525,7 @@ ObjectMonitor* ObjectSynchronizer::inflate(Thread * Self,
}
}
if (event.should_commit()) {
post_monitor_inflate_event(event, object, cause);
post_monitor_inflate_event(&event, object, cause);
}
return m;
}
@ -1570,7 +1576,7 @@ ObjectMonitor* ObjectSynchronizer::inflate(Thread * Self,
}
}
if (event.should_commit()) {
post_monitor_inflate_event(event, object, cause);
post_monitor_inflate_event(&event, object, cause);
}
return m;
}
@ -1897,18 +1903,6 @@ const char* ObjectSynchronizer::inflate_cause_name(const InflateCause cause) {
return "Unknown";
}
static void post_monitor_inflate_event(EventJavaMonitorInflate& event,
const oop obj,
const ObjectSynchronizer::InflateCause cause) {
#if INCLUDE_TRACE
assert(event.should_commit(), "check outside");
event.set_monitorClass(obj->klass());
event.set_address((TYPE_ADDRESS)(uintptr_t)(void*)obj);
event.set_cause((u1)cause);
event.commit();
#endif
}
//------------------------------------------------------------------------------
// Debugging code