inlines.h

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#ifndef NW4HBM_UT_INLINE_FUNCTIONS_H
#define NW4HBM_UT_INLINE_FUNCTIONS_H
 
#include <revolution/types.h>
 
namespace nw4hbm {
    namespace ut {
 
        class NonCopyable {
        protected:
            NonCopyable() {}
            ~NonCopyable() {}
 
        private:
            NonCopyable(const NonCopyable&);
            const NonCopyable& operator=(const NonCopyable&);
        };
 
        template <typename T>
        inline T Min(T a, T b) {
            return (a > b) ? b : a;
        }
        template <typename T>
        inline T Max(T a, T b) {
            return (a < b) ? b : a;
        }
        template <typename T>
        inline T Clamp(T x, T low, T high) {
            return (x > high) ? high : ((x < low) ? low : x);
        }
 
        template <typename T>
        inline T Abs(T x) {
            // Static cast needed to break abs optimization
            return x < 0 ? static_cast<T>(-x) : static_cast<T>(x);
        }
 
        template <typename T>
        inline T BitExtract(T bits, int pos, int len) {
            T mask = (1 << len) - 1;
            return (bits >> pos) & mask;
        }
 
        inline u32 GetIntPtr(const void* pPtr) {
            return reinterpret_cast<u32>(pPtr);
        }
 
        template <typename T>
        inline const void* AddOffsetToPtr(const void* base, T offset) {
            return reinterpret_cast<const void*>(GetIntPtr(base) + offset);
        }
        template <typename T>
        inline void* AddOffsetToPtr(void* base, T offset) {
            return reinterpret_cast<void*>(GetIntPtr(base) + offset);
        }
 
        inline s32 GetOffsetFromPtr(const void* start, const void* end) {
            return static_cast<s32>(GetIntPtr(end) - GetIntPtr(start));
        }
 
        inline int ComparePtr(const void* pPtr1, const void* pPtr2) {
            return static_cast<int>(GetIntPtr(pPtr1) - GetIntPtr(pPtr2));
        }
 
        template <typename T>
        inline T RoundUp(T t, u32 alignment) {
            return (alignment + t - 1) & ~(alignment - 1);
        }
 
        template <typename T>
        inline void* RoundUp(T* pPtr, u32 alignment) {
            u32 value = reinterpret_cast<u32>(pPtr);
            u32 rounded = (alignment + value - 1) & ~(alignment - 1);
            return reinterpret_cast<void*>(rounded);
        }
 
        template <typename T>
        inline T RoundDown(T t, u32 alignment) {
            return t & ~(alignment - 1);
        }
 
        template <typename T>
        inline void* RoundDown(T* pPtr, u32 alignment) {
            u32 value = reinterpret_cast<u32>(pPtr);
            u32 rounded = value & ~(alignment - 1);
            return reinterpret_cast<void*>(rounded);
        }
 
    }  // namespace ut
}  // namespace nw4hbm
 
#endif