Function core::arch::x86::_mm256_cvtsd_f64 [−] [src]

pub unsafe fn _mm256_cvtsd_f64(a: __m256d) -> f64

🔬 This is a nightly-only experimental API. (stdsimd #48556)

This is supported on x86 and target feature avx2 only.

Returns the first element of the input vector of [4 x double].

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