Start work on hash_set

1 files changed, 12 insertions, 1 deletions

diff --git a/asl/utility.hpp b/asl/utility.hpp
index 4f27017..6a43852 100644
--- a/asl/utility.hpp
+++ b/asl/utility.hpp
@@ -37,11 +37,17 @@ constexpr U bit_cast(T value) requires (size_of<T> == size_of<U>)
 }

 

 template<typename T>

-T min(T a, T b)

+constexpr T min(T a, T b)

 {

     return (a <= b) ? a : b;

 }

 

+template<typename T>

+constexpr T max(T a, T b)

+{

+    return (a >= b) ? a : b;

+}

+

 constexpr uint64_t round_up_pow2(uint64_t v)

 {

     ASL_ASSERT(v <= 0x8000'0000'0000'0000);

@@ -58,6 +64,11 @@ constexpr uint64_t round_up_pow2(uint64_t v)
     return v + 1;

 }

 

+constexpr bool is_pow2(isize_t v)

+{

+    return v > 0 && ((v - 1) & v) == 0;

+}

+

 #define ASL_DELETE_COPY(T)                         \

     T(const T&) = delete;                          \

     T& operator=(const T&) = delete;