#ifndef LLVM_SUPPORT_MANAGED_STATIC_H
#define LLVM_SUPPORT_MANAGED_STATIC_H
-#include "llvm/System/Atomic.h"
-#include "llvm/System/Threading.h"
+#include "llvm/Support/Atomic.h"
+#include "llvm/Support/Threading.h"
namespace llvm {
/// object_deleter - Helper method for ManagedStatic.
///
-template<class C>
-void object_deleter(void *Ptr) {
- delete (C*)Ptr;
-}
+template<typename T> struct object_deleter {
+ static void call(void * Ptr) { delete (T*)Ptr; }
+};
+template<typename T, size_t N> struct object_deleter<T[N]> {
+ static void call(void * Ptr) { delete[] (T*)Ptr; }
+};
/// ManagedStaticBase - Common base class for ManagedStatic instances.
class ManagedStaticBase {
// Accessors.
C &operator*() {
void* tmp = Ptr;
- sys::MemoryFence();
- if (!tmp) RegisterManagedStatic(object_creator<C>, object_deleter<C>);
+ if (llvm_is_multithreaded()) sys::MemoryFence();
+ if (!tmp) RegisterManagedStatic(object_creator<C>, object_deleter<C>::call);
return *static_cast<C*>(Ptr);
}
C *operator->() {
void* tmp = Ptr;
- sys::MemoryFence();
- if (!tmp) RegisterManagedStatic(object_creator<C>, object_deleter<C>);
+ if (llvm_is_multithreaded()) sys::MemoryFence();
+ if (!tmp) RegisterManagedStatic(object_creator<C>, object_deleter<C>::call);
return static_cast<C*>(Ptr);
}
const C &operator*() const {
void* tmp = Ptr;
- sys::MemoryFence();
- if (!tmp) RegisterManagedStatic(object_creator<C>, object_deleter<C>);
+ if (llvm_is_multithreaded()) sys::MemoryFence();
+ if (!tmp) RegisterManagedStatic(object_creator<C>, object_deleter<C>::call);
return *static_cast<C*>(Ptr);
}
const C *operator->() const {
void* tmp = Ptr;
- sys::MemoryFence();
- if (!tmp) RegisterManagedStatic(object_creator<C>, object_deleter<C>);
+ if (llvm_is_multithreaded()) sys::MemoryFence();
+ if (!tmp) RegisterManagedStatic(object_creator<C>, object_deleter<C>::call);
return static_cast<C*>(Ptr);
}
};
-template<void (*CleanupFn)(void*)>
-class ManagedCleanup : public ManagedStaticBase {
-public:
- void Register() { RegisterManagedStatic(0, CleanupFn); }
-};
-
/// llvm_shutdown - Deallocate and destroy all ManagedStatic variables.
void llvm_shutdown();