---
title: vU128Add
framework: Kernel
role: symbol
role_heading: Function
platforms: [macOS 10.0+]
path: kernel/1411106-vu128add
---

# vU128Add

Unsigned 128-bit addition (modular arithmetic).

## Declaration

```occ
vUInt32 vU128Add(vUInt32 vA, vUInt32 vB);
```