core::arch::x86_64

Function _mm_cvtsd_ss

1.27.0 · source
pub unsafe fn _mm_cvtsd_ss(a: __m128, b: __m128d) -> __m128
Available on (x86 or x86-64) and target feature sse2 and x86-64 only.
Expand description

Converts the lower double-precision (64-bit) floating-point element in b to a single-precision (32-bit) floating-point element, store the result in the lower element of the return value, and copies the upper element from a to the upper element the return value.

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