Module vpclmulqdq

Available on x86 or x86-64 only.

Vectorized Carry-less Multiplication (VCLMUL)

The reference is Intel 64 and IA-32 Architectures Software Developer’s Manual Volume 2: Instruction Set Reference, A-Z (p. 4-241).

Functions

pclmulqdq_256 🔒 ^⚠

pclmulqdq_512 🔒 ^⚠

_mm256_clmulepi64_epi128^⚠Experimentalvpclmulqdq

Performs a carry-less multiplication of two 64-bit polynomials over the finite field GF(2) - in each of the 2 128-bit lanes.

_mm512_clmulepi64_epi128^⚠Experimentalvpclmulqdq,avx512f

Performs a carry-less multiplication of two 64-bit polynomials over the finite field GF(2) - in each of the 4 128-bit lanes.