Lzcnt.X64.LeadingZeroCount(UInt64) 方法
定义
unsigned __int64 _lzcnt_u64 (unsigned __int64 a)unsigned __int64 _lzcnt_u64 (unsigned __int64 a)
LZCNT reg, reg/m64LZCNT reg, reg/m64
public:
static System::UInt64 LeadingZeroCount(System::UInt64 value);
public static ulong LeadingZeroCount (ulong value);
static member LeadingZeroCount : uint64 -> uint64
Public Shared Function LeadingZeroCount (value As ULong) As ULong
参数
- value
- UInt64
返回
注解
此内部函数仅适用于64位进程。This intrinsic is only available on 64-bit processes.