# Function core::arch::x86_64::_mm_cvttsd_u64
[−][src]

    pub unsafe fn _mm_cvttsd_u64(a: __m128d) -> u64

🔬 This is a nightly-only experimental API. (`stdsimd` #48556)
This is supported on x86-64 and target feature `avx512f` only.

Convert the lower double-precision (64-bit) floating-point element in a to an unsigned 64-bit integer with truncation, and store the result in dst.

Intel’s documentation