FLINT3.7.0-dev

vec1n, vec2n, vec4n, vec8n

Synopsis#include <flint/machine_vectors.h>
vec1n
vec2n
vec4n
vec8n

Vectors of 1, 2, 4 and 8 ulong values. vec1n is ulong. On AVX2 vec2n and vec4n are __m128i and __m256i, and vec8n is a pair. On NEON vec2n is uint64x2_t and the wider types are pairs. The generic backends only have vec4n.

Cite this page

The FLINT team, “vec1n, vec2n, vec4n, vec8n (machine_vectors.h),” FLINT: Fast Library for Number Theory, documentation, version 3.7.0-dev, 2026. https://flintlib.org/doc/machine_vectors/vec1n.html (generated 2026-10-20).