common: alignment: Add DivideUp utility method.

2021-02-08 18:01:19 -08:00 · 2021-02-08 18:01:19 -08:00 · b5b92fd1e5
parent 0d62f30b00
commit b5b92fd1e5
1 changed files with 5 additions and 0 deletions
--- a/src/common/alignment.h
+++ b/src/common/alignment.h
@ -42,6 +42,11 @@ requires std::is_integral_v<T>[[nodiscard]] constexpr bool IsAligned(T value, si
    return (value & mask) == 0;
 }

+template <typename T, typename U>
+requires std::is_integral_v<T>[[nodiscard]] constexpr T DivideUp(T x, U y) {
+    return (x + (y - 1)) / y;
+}
+
 template <typename T, size_t Align = 16>
 class AlignmentAllocator {
 public: