# _xresldtrk

## Synopsis

    void _xresldtrk ()

Type | Value
--- | ---
Header file | `#include <immintrin.h>`
Instruction | `XRESLDTRK`
CPUID flags | `TSXLDTRK`

## Description

Mark the end of a TSX (HLE/RTM) suspend load address tracking region. If this is used inside a suspend load address tracking region it will end the suspend region and all following load addresses will be added to the transaction read set. If this is used inside an active transaction but not in a suspend region it will cause transaction abort. If this is used outside of a transactional region it behaves like a NOP.

## Technology

Other

## Category

Miscellaneous

Parent topic: TSXLDTRK