Developer Guide and Reference

Contents

_readfsbase_u32(), _readfsbase_u64()

Read the value of the FS base register. Both intrinsics are mapped to
RDFSBASE
instruction.

Syntax

extern unsigned int _readfsbase_u32();
extern unsigned __int64 _readfsbase_u64();
Description
These intrinsics read the value of the FS base register.
Returns
The value of the FS base segment register.