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8228857: Refactor PlatformMonitor into PlatformMutex and PlatformMonitor

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Reviewed-by: kbarrett, dcubed, pliden
This commit is contained in:
David Holmes 2019-08-14 00:18:00 -04:00
parent 6212473fc4
commit 392b5f8f62
7 changed files with 234 additions and 94 deletions
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48
src/hotspot/os/solaris/os_solaris.cpp
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@ -5149,36 +5149,42 @@ void Parker::unpark() {
}
}
// Platform Monitor implementation
// Platform Mutex/Monitor implementations
os::PlatformMutex::PlatformMutex() {
int status = os::Solaris::mutex_init(&_mutex);
assert_status(status == 0, status, "mutex_init");
}
os::PlatformMutex::~PlatformMutex() {
int status = os::Solaris::mutex_destroy(&_mutex);
assert_status(status == 0, status, "mutex_destroy");
}
void os::PlatformMutex::lock() {
int status = os::Solaris::mutex_lock(&_mutex);
assert_status(status == 0, status, "mutex_lock");
}
void os::PlatformMutex::unlock() {
int status = os::Solaris::mutex_unlock(&_mutex);
assert_status(status == 0, status, "mutex_unlock");
}
bool os::PlatformMutex::try_lock() {
int status = os::Solaris::mutex_trylock(&_mutex);
assert_status(status == 0 || status == EBUSY, status, "mutex_trylock");
return status == 0;
}
os::PlatformMonitor::PlatformMonitor() {
int status = os::Solaris::cond_init(&_cond);
assert_status(status == 0, status, "cond_init");
status = os::Solaris::mutex_init(&_mutex);
assert_status(status == 0, status, "mutex_init");
}
os::PlatformMonitor::~PlatformMonitor() {
int status = os::Solaris::cond_destroy(&_cond);
assert_status(status == 0, status, "cond_destroy");
status = os::Solaris::mutex_destroy(&_mutex);
assert_status(status == 0, status, "mutex_destroy");
}
void os::PlatformMonitor::lock() {
int status = os::Solaris::mutex_lock(&_mutex);
assert_status(status == 0, status, "mutex_lock");
}
void os::PlatformMonitor::unlock() {
int status = os::Solaris::mutex_unlock(&_mutex);
assert_status(status == 0, status, "mutex_unlock");
}
bool os::PlatformMonitor::try_lock() {
int status = os::Solaris::mutex_trylock(&_mutex);
assert_status(status == 0 || status == EBUSY, status, "mutex_trylock");
return status == 0;
}
// Must already be locked