---
title: fpu_stmm2
framework: Kernel
role: symbol
role_heading: Instance Property
platforms: [macOS 10.4+]
path: kernel/x86_float_state64_t/1396971-fpu_stmm2
---

# fpu_stmm2

## Declaration

```occ
struct mmst_reg fpu_stmm2;
```