Bmi2.X64.ZeroHighBits(UInt64, UInt64) 方法

参考

定义

命名空间:: System.Runtime.Intrinsics.X86

程序集:: System.Runtime.Intrinsics.dll

Source:: Bmi2.cs

Source:: Bmi2.cs

Source:: Bmi2.cs

重要

一些信息与预发行产品相关，相应产品在发行之前可能会进行重大修改。对于此处提供的信息，Microsoft 不作任何明示或暗示的担保。

unsigned __int64 _bzhi_u64 (unsigned __int64 a, unsigned int index)

BZHI r64a, reg/m32, r64b

public:
 static System::UInt64 ZeroHighBits(System::UInt64 value, System::UInt64 index);

public static ulong ZeroHighBits (ulong value, ulong index);

static member ZeroHighBits : uint64 * uint64 -> uint64

Public Shared Function ZeroHighBits (value As ULong, index As ULong) As ULong

参数

value: UInt64

index: UInt64

返回

UInt64

注解

此内部函数仅适用于 64 位进程。

适用于