CR_THR_LAST_STATE // must be the last one

};

/**

* @brief Constructor of the CRRuntime class

*

* @param jitConfig Pointer to the J9JITConfig

* @param compInfo Pointer to the TR::CompilationInfo

*/

CRRuntime(J9JITConfig *jitConfig, TR::CompilationInfo *compInfo);

/**

*/

void cacheEventsStatus();

/* The CR Monitor (Checkpoint/Restore Monitor) must always be acquired with

/**

* @brief Returns the CRMonitor

*

* The CR Monitor (Checkpoint/Restore Monitor) must always be acquired with

* Comp Monitor in hand. If waiting on the CR Monitor, the Comp Monitor

* should be released. After being notified, the CR Monitor should be

* released before re-acquiring the Comp Monitor.

*

* @return The CRMonitor

*/

TR::Monitor *getCRMonitor() { return _crMonitor; }

void acquireCRMonitor();

void releaseCRMonitor();

void waitOnCRMonitor();

/* The CR Runtime Monitor can be acquired with the Comp Monitor in hand.

/**

* @brief Returns the CRRuntime Monitor

*

* The CR Runtime Monitor can be acquired with the Comp Monitor in hand.

* However, if a does not already have the Comp Monitor, it should NOT

* do so it once it acquires the CR Runtime Monitor. If the Comp Monitor is

* desired, the CR Runtime Monitor should be released and re-acquired AFTER

* acquring the Comp Monitor.

*

* @return The CRRuntime Monitor

*/

TR::Monitor* getCRRuntimeMonitor() { return _crRuntimeMonitor; }

void acquireCRRuntimeMonitor();

private:

/**

* @brief A class to encapsulate compilations to be memoized

*/

class TR_MemoizedComp : public TR_Link0<TR_MemoizedComp>

{

public:

};

typedef TR_LinkHead0<TR_MemoizedComp> TR_MemoizedCompilations;

/**

* @brief A class to encapsulate JNI method compilations to be memoized

*/

class TR_JNIMethodAddr : public TR_MemoizedComp

{

public:

void *_oldJNIAddr;

};

/**

* @brief A struct to encapsulate the logic needed to set up and tear down

* the environment for proactive compilations performed prior to

* checkpoint.

*/

struct ProactiveCompEnv

{

#if defined(J9VM_OPT_JITSERVER)