summaryrefslogtreecommitdiff
path: root/src/common/spinlock.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/common/spinlock.h')
-rw-r--r--src/common/spinlock.h72
1 files changed, 38 insertions, 34 deletions
diff --git a/src/common/spinlock.h b/src/common/spinlock.h
index 4d9c4c668..f1df6ef34 100644
--- a/src/common/spinlock.h
+++ b/src/common/spinlock.h
@@ -2,7 +2,7 @@
* This file is part of Hercules.
* http://herc.ws - http://github.com/HerculesWS/Hercules
*
- * Copyright (C) 2012-2015 Hercules Dev Team
+ * Copyright (C) 2012-2016 Hercules Dev Team
* Copyright (C) rAthena Project (www.rathena.org)
*
* Hercules is free software: you can redistribute it and/or modify
@@ -54,57 +54,61 @@ typedef struct SPIN_LOCK{
#ifdef HERCULES_CORE
-static forceinline void InitializeSpinLock(SPIN_LOCK *lck){
- lck->lock = 0;
- lck->nest = 0;
- lck->sync_lock = 0;
+static forceinline void InitializeSpinLock(SPIN_LOCK *lck)
+{
+ lck->lock = 0;
+ lck->nest = 0;
+ lck->sync_lock = 0;
}
-static forceinline void FinalizeSpinLock(SPIN_LOCK *lck){
+static forceinline void FinalizeSpinLock(SPIN_LOCK *lck)
+{
return;
}
-#define getsynclock(l) do { if(InterlockedCompareExchange((l), 1, 0) == 0) break; rathread_yield(); } while(/*always*/1)
+#define getsynclock(l) do { if(InterlockedCompareExchange((l), 1, 0) == 0) break; thread->yield(); } while(/*always*/1)
#define dropsynclock(l) do { InterlockedExchange((l), 0); } while(0)
-static forceinline void EnterSpinLock(SPIN_LOCK *lck){
- int tid = rathread_get_tid();
+static forceinline void EnterSpinLock(SPIN_LOCK *lck)
+{
+ int tid = thread->get_tid();
- // Get Sync Lock && Check if the requester thread already owns the lock.
- // if it owns, increase nesting level
- getsynclock(&lck->sync_lock);
- if(InterlockedCompareExchange(&lck->lock, tid, tid) == tid){
- InterlockedIncrement(&lck->nest);
- dropsynclock(&lck->sync_lock);
- return; // Got Lock
- }
- // drop sync lock
+ // Get Sync Lock && Check if the requester thread already owns the lock.
+ // if it owns, increase nesting level
+ getsynclock(&lck->sync_lock);
+ if (InterlockedCompareExchange(&lck->lock, tid, tid) == tid) {
+ InterlockedIncrement(&lck->nest);
dropsynclock(&lck->sync_lock);
-
- // Spin until we've got it !
- while(1){
- if(InterlockedCompareExchange(&lck->lock, tid, 0) == 0){
- InterlockedIncrement(&lck->nest);
- return; // Got Lock
- }
- rathread_yield(); // Force ctxswitch to another thread.
+ return; // Got Lock
+ }
+ // drop sync lock
+ dropsynclock(&lck->sync_lock);
+
+ // Spin until we've got it !
+ while (true) {
+ if (InterlockedCompareExchange(&lck->lock, tid, 0) == 0) {
+ InterlockedIncrement(&lck->nest);
+ return; // Got Lock
}
+ thread->yield(); // Force ctxswitch to another thread.
+ }
}
-static forceinline void LeaveSpinLock(SPIN_LOCK *lck){
- int tid = rathread_get_tid();
+static forceinline void LeaveSpinLock(SPIN_LOCK *lck)
+{
+ int tid = thread->get_tid();
- getsynclock(&lck->sync_lock);
+ getsynclock(&lck->sync_lock);
- if(InterlockedCompareExchange(&lck->lock, tid, tid) == tid){ // this thread owns the lock.
- if(InterlockedDecrement(&lck->nest) == 0)
- InterlockedExchange(&lck->lock, 0); // Unlock!
- }
+ if (InterlockedCompareExchange(&lck->lock, tid, tid) == tid) { // this thread owns the lock.
+ if (InterlockedDecrement(&lck->nest) == 0)
+ InterlockedExchange(&lck->lock, 0); // Unlock!
+ }
- dropsynclock(&lck->sync_lock);
+ dropsynclock(&lck->sync_lock);
}
#endif // HERCULES_CORE