Function core::arch::x86_64::_mm256_store_pd

pub unsafe fn _mm256_store_pd(mem_addr: *mut f64, a: __m256d)

This is supported on x86-64 and target feature avx only.

Stores 256-bits (composed of 4 packed double-precision (64-bit) floating-point elements) from a into memory. mem_addr must be aligned on a 32-byte boundary or a general-protection exception may be generated.

Intel’s documentation