Function _mm_loadr_pd
#[target_feature(enable = "sse2")]
pub const unsafe fn _mm_loadr_pd(mem_addr: *const f64) -> __m128dLoads 2 double-precision (64-bit) floating-point elements from memory into
the returned vector in reverse order. mem_addr must be aligned on a
16-byte boundary or a general-protection exception may be generated.