---
title: x86_float_state64_t
framework: Kernel
role: symbol
role_heading: Structure
platforms: [macOS 11.0+]
path: kernel/x86_float_state64_t
---

# x86_float_state64_t

## Topics

### Instance Properties

- [fpu_cs](kernel/x86_float_state64_t/1397273-fpu_cs.md)
- [fpu_dp](kernel/x86_float_state64_t/1397235-fpu_dp.md)
- [fpu_ds](kernel/x86_float_state64_t/1397393-fpu_ds.md)
- [fpu_fcw](kernel/x86_float_state64_t/1397247-fpu_fcw.md)
- [fpu_fop](kernel/x86_float_state64_t/1397145-fpu_fop.md)
- [fpu_fsw](kernel/x86_float_state64_t/1397306-fpu_fsw.md)
- [fpu_ftw](kernel/x86_float_state64_t/1397362-fpu_ftw.md)
- [fpu_ip](kernel/x86_float_state64_t/1397047-fpu_ip.md)
- [fpu_mxcsr](kernel/x86_float_state64_t/1397286-fpu_mxcsr.md)
- [fpu_mxcsrmask](kernel/x86_float_state64_t/1397155-fpu_mxcsrmask.md)
- [fpu_reserved](kernel/x86_float_state64_t/1397080-fpu_reserved.md)
- [fpu_reserved1](kernel/x86_float_state64_t/1397057-fpu_reserved1.md)
- [fpu_rsrv1](kernel/x86_float_state64_t/1397181-fpu_rsrv1.md)
- [fpu_rsrv2](kernel/x86_float_state64_t/1397356-fpu_rsrv2.md)
- [fpu_rsrv3](kernel/x86_float_state64_t/1397310-fpu_rsrv3.md)
- [fpu_rsrv4](kernel/x86_float_state64_t/1396996-fpu_rsrv4.md)
- [fpu_stmm0](kernel/x86_float_state64_t/1397159-fpu_stmm0.md)
- [fpu_stmm1](kernel/x86_float_state64_t/1397084-fpu_stmm1.md)
- [fpu_stmm2](kernel/x86_float_state64_t/1396971-fpu_stmm2.md)
- [fpu_stmm3](kernel/x86_float_state64_t/1397434-fpu_stmm3.md)
- [fpu_stmm4](kernel/x86_float_state64_t/1397424-fpu_stmm4.md)
- [fpu_stmm5](kernel/x86_float_state64_t/1397021-fpu_stmm5.md)
- [fpu_stmm6](kernel/x86_float_state64_t/1397312-fpu_stmm6.md)
- [fpu_stmm7](kernel/x86_float_state64_t/1397045-fpu_stmm7.md)
- [fpu_xmm0](kernel/x86_float_state64_t/1397078-fpu_xmm0.md)
- [fpu_xmm1](kernel/x86_float_state64_t/1397063-fpu_xmm1.md)
- [fpu_xmm10](kernel/x86_float_state64_t/1396981-fpu_xmm10.md)
- [fpu_xmm11](kernel/x86_float_state64_t/1397231-fpu_xmm11.md)
- [fpu_xmm12](kernel/x86_float_state64_t/1397302-fpu_xmm12.md)
- [fpu_xmm13](kernel/x86_float_state64_t/1397375-fpu_xmm13.md)
- [fpu_xmm14](kernel/x86_float_state64_t/1397410-fpu_xmm14.md)
- [fpu_xmm15](kernel/x86_float_state64_t/1397125-fpu_xmm15.md)
- [fpu_xmm2](kernel/x86_float_state64_t/1397069-fpu_xmm2.md)
- [fpu_xmm3](kernel/x86_float_state64_t/1397269-fpu_xmm3.md)
- [fpu_xmm4](kernel/x86_float_state64_t/1397137-fpu_xmm4.md)
- [fpu_xmm5](kernel/x86_float_state64_t/1397346-fpu_xmm5.md)
- [fpu_xmm6](kernel/x86_float_state64_t/1397006-fpu_xmm6.md)
- [fpu_xmm7](kernel/x86_float_state64_t/1396973-fpu_xmm7.md)
- [fpu_xmm8](kernel/x86_float_state64_t/1397263-fpu_xmm8.md)
- [fpu_xmm9](kernel/x86_float_state64_t/1397360-fpu_xmm9.md)

## See Also

### i386

- [x86_avx512_state32_t](kernel/x86_avx512_state32_t.md)
- [x86_avx512_state64_t](kernel/x86_avx512_state64_t.md)
- [x86_avx512_state_t](kernel/x86_avx512_state_t.md)
- [x86_avx_state32_t](kernel/x86_avx_state32_t.md)
- [x86_avx_state64_t](kernel/x86_avx_state64_t.md)
- [x86_avx_state_t](kernel/x86_avx_state_t.md)
- [x86_debug_state32_t](kernel/x86_debug_state32_t.md)
- [x86_debug_state64_t](kernel/x86_debug_state64_t.md)
- [x86_debug_state_t](kernel/x86_debug_state_t.md)
- [x86_exception_state64_t](kernel/x86_exception_state64_t.md)
- [x86_exception_state_t](kernel/x86_exception_state_t.md)
- [x86_float_state_t](kernel/x86_float_state_t.md)
- [x86_pagein_state_t](kernel/x86_pagein_state_t.md)
- [x86_state_hdr_t](kernel/x86_state_hdr_t.md)
- [x86_thread_full_state64_t](kernel/x86_thread_full_state64_t.md)
- [x86_thread_state64_t](kernel/x86_thread_state64_t.md)
- [x86_thread_state_t](kernel/x86_thread_state_t.md)