Move getter to private

Signed-off-by: Dmitry Sidorov <[email protected]>

Author: MrSidims

sycl/include/CL/sycl/atomic.hpp

@@ -173,6 +173,7 @@ namespace sycl {
 template <typename T, access::address_space addressSpace =
                           access::address_space::global_space>
 class atomic {
+  friend class atomic<T, access::address_space::global_space>;
   static_assert(detail::IsValidAtomicType<T>::value,
                 "Invalid SYCL atomic type. Valid types are: int, "
                 "unsigned int, long, unsigned long, long long, unsigned "
@@ -198,12 +199,6 @@ class atomic {
                   "T and pointerT must be same size");
   }
 
-#ifdef __SYCL_DEVICE_ONLY__
-  AtomicPtrType *getPtr() const { return Ptr; }
-#else
-  std::atomic<T> *getPtr() const { return Ptr; }
-#endif
-
   // Create atomic in global_space with one from global_device_space
   template <access::address_space _Space = addressSpace,
             typename = typename std::enable_if<
@@ -229,6 +224,14 @@ class atomic {
 #endif
   }
 
+private:
+#ifdef __SYCL_DEVICE_ONLY__
+  AtomicPtrType *getPtr() const { return Ptr; }
+#else
+  std::atomic<T> *getPtr() const { return Ptr; }
+#endif
+
+public:
   void store(T Operand, memory_order Order = memory_order::relaxed) {
     __spirv_AtomicStore(
         Ptr, SpirvScope, detail::getSPIRVMemorySemanticsMask(Order), Operand);