mirror of https://git.suyu.dev/suyu/suyu
common/alignment: Upgrade to use constraints instead of static asserts
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@ -9,8 +9,7 @@
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namespace Common {
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namespace Common {
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template <typename T>
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template <typename T>
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[[nodiscard]] constexpr T AlignUp(T value, std::size_t size) {
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requires std::is_unsigned_v<T>[[nodiscard]] constexpr T AlignUp(T value, size_t size) {
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static_assert(std::is_unsigned_v<T>, "T must be an unsigned value.");
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auto mod{static_cast<T>(value % size)};
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auto mod{static_cast<T>(value % size)};
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value -= mod;
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value -= mod;
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return static_cast<T>(mod == T{0} ? value : value + size);
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return static_cast<T>(mod == T{0} ? value : value + size);
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@ -22,36 +21,33 @@ requires std::is_unsigned_v<T>[[nodiscard]] constexpr T AlignUpLog2(T value, siz
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}
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}
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template <typename T>
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template <typename T>
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[[nodiscard]] constexpr T AlignDown(T value, std::size_t size) {
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requires std::is_unsigned_v<T>[[nodiscard]] constexpr T AlignDown(T value, size_t size) {
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static_assert(std::is_unsigned_v<T>, "T must be an unsigned value.");
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return static_cast<T>(value - value % size);
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return static_cast<T>(value - value % size);
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}
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}
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template <typename T>
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template <typename T>
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[[nodiscard]] constexpr bool Is4KBAligned(T value) {
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requires std::is_unsigned_v<T>[[nodiscard]] constexpr bool Is4KBAligned(T value) {
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static_assert(std::is_unsigned_v<T>, "T must be an unsigned value.");
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return (value & 0xFFF) == 0;
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return (value & 0xFFF) == 0;
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}
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}
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template <typename T>
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template <typename T>
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[[nodiscard]] constexpr bool IsWordAligned(T value) {
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requires std::is_unsigned_v<T>[[nodiscard]] constexpr bool IsWordAligned(T value) {
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static_assert(std::is_unsigned_v<T>, "T must be an unsigned value.");
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return (value & 0b11) == 0;
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return (value & 0b11) == 0;
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}
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}
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template <typename T>
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template <typename T>
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[[nodiscard]] constexpr bool IsAligned(T value, std::size_t alignment) {
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requires std::is_integral_v<T>[[nodiscard]] constexpr bool IsAligned(T value, size_t alignment) {
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using U = typename std::make_unsigned<T>::type;
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using U = typename std::make_unsigned_t<T>;
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const U mask = static_cast<U>(alignment - 1);
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const U mask = static_cast<U>(alignment - 1);
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return (value & mask) == 0;
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return (value & mask) == 0;
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}
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}
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template <typename T, std::size_t Align = 16>
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template <typename T, size_t Align = 16>
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class AlignmentAllocator {
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class AlignmentAllocator {
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public:
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public:
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using value_type = T;
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using value_type = T;
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using size_type = std::size_t;
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using size_type = size_t;
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using difference_type = std::ptrdiff_t;
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using difference_type = ptrdiff_t;
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using propagate_on_container_copy_assignment = std::true_type;
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using propagate_on_container_copy_assignment = std::true_type;
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using propagate_on_container_move_assignment = std::true_type;
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using propagate_on_container_move_assignment = std::true_type;
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