#define LLVM_SUPPORT_MANAGED_STATIC_H
#include "llvm/System/Atomic.h"
+#include "llvm/System/Threading.h"
namespace llvm {
// Accessors.
C &operator*() {
void* tmp = Ptr;
- sys::MemoryFence();
+ if (llvm_is_multithreaded()) sys::MemoryFence();
if (!tmp) RegisterManagedStatic(object_creator<C>, object_deleter<C>);
return *static_cast<C*>(Ptr);
}
C *operator->() {
void* tmp = Ptr;
- sys::MemoryFence();
+ if (llvm_is_multithreaded()) sys::MemoryFence();
if (!tmp) RegisterManagedStatic(object_creator<C>, object_deleter<C>);
return static_cast<C*>(Ptr);
}
const C &operator*() const {
void* tmp = Ptr;
- sys::MemoryFence();
+ if (llvm_is_multithreaded()) sys::MemoryFence();
if (!tmp) RegisterManagedStatic(object_creator<C>, object_deleter<C>);
return *static_cast<C*>(Ptr);
}
const C *operator->() const {
void* tmp = Ptr;
- sys::MemoryFence();
+ if (llvm_is_multithreaded()) sys::MemoryFence();
if (!tmp) RegisterManagedStatic(object_creator<C>, object_deleter<C>);
return static_cast<C*>(Ptr);
void Register() { RegisterManagedStatic(0, CleanupFn); }
};
-
-/// llvm_start_multithreaded - Allocate and initialize structures needed to
-/// make LLVM safe for multithreading.
-void llvm_start_multithreaded();
-
/// llvm_shutdown - Deallocate and destroy all ManagedStatic variables.
void llvm_shutdown();