The new home for Visual Studio documentation is Visual Studio 2017 Documentation on docs.microsoft.com.

The latest version of this topic can be found at __readcr3.

Microsoft Specific**

Reads the CR3 register and returns its value.


unsigned __int64 __readcr3(void);  

Return Value

The value in the CR3 register.


Intrinsic Architecture
__readcr3 x86, x64

Header file <intrin.h>


This intrinsic is only available in kernel mode, and the routine is only available as an intrinsic.

END Microsoft Specific

See Also

Compiler Intrinsics