Function _mm_floor_ps

pub unsafe fn _mm_floor_ps(a: __m128) -> __m128

Available on (x86 or x86-64) and target feature sse4.1 and x86-64 only.

Round the packed single-precision (32-bit) floating-point elements in a down to an integer value, and stores the results as packed single-precision floating-point elements.

Intel’s documentation