Intel® C++ Compiler 19.0 Developer Guide and Reference

_readgsbase_u32(), _readgsbase_u64()

Read the value of the GS base register. Both intrinsics are mapped to RDGSBASE instruction.

Syntax

extern unsigned int _readgsbase_u32();

extern unsigned int _readgsbase_u32();

Description

These intrinsics read the value of the GS base register.

Returns

The value of the GS base segment register.