aligned_wrapper.hpp

Author: VioletGiraffe

cpp-template-utils.pro

@@ -22,4 +22,5 @@ HEADERS += \
 	$$files(string/*.hpp, false) \
 	$$files(tuple/*.hpp, false) \
 	$$files(utility/*.h*, false) \
-	hash/mixers.h
+	hash/mixers.h \
+	utility/aligned_wrapper.hpp

utility/aligned_wrapper.hpp

@@ -0,0 +1,23 @@
+#pragma once
+#include <type_traits>
+
+template <typename T, size_t Alignment>
+struct alignas(Alignment) Aligned {
+	T value;
+
+	Aligned() = default;
+
+	template <typename... Args, typename = std::enable_if_t<std::is_constructible_v<T, Args...>>>
+	explicit Aligned(Args&&... args) : value(std::forward<Args>(args)...) {}
+
+	operator T&() noexcept { return value; }
+	operator const T&() const noexcept { return value; }
+};
+
+#ifdef __APPLE__
+template <typename T>
+using CacheLinePadded = Aligned<T, 128>;
+#else
+template <typename T>
+using CacheLinePadded = Aligned<T, 64>;
+#endif