[][src]Function core::arch::x86_64::_m_empty

pub unsafe fn _m_empty()
🔬 This is a nightly-only experimental API. (stdsimd #48556)
This is supported on x86-64 and target feature mmx only.

Empty the MMX state, which marks the x87 FPU registers as available for use by x87 instructions. This instruction must be used at the end of all MMX technology procedures.