Lzcnt.X64.LeadingZeroCount(UInt64) 方法

定义

命名空间:

System.Runtime.Intrinsics.X86

程序集:

System.Runtime.Intrinsics.dll

Source:

Lzcnt.cs

unsigned __int64 _lzcnt_u64 (unsigned __int64 a)

LZCNT 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

UInt64

注解

此内部函数仅适用于 64 位进程。