Function creusot_contracts::std::arch::x86_64::_mm_clmulepi64_si128
1.27.0 · source · pub unsafe fn _mm_clmulepi64_si128<const IMM8: i32>(
a: __m128i,
b: __m128i,
) -> __m128i
Available on x86-64 only.
Expand description
Performs a carry-less multiplication of two 64-bit polynomials over the finite field GF(2).
The immediate byte is used for determining which halves of a
and b
should be used. Immediate bits other than 0 and 4 are ignored.