+#elif defined (USE_NEON)
+ using acc_vec_t = int32x4_t;
+ using bias_vec_t = int32x4_t;
+ using weight_vec_t = int8x8_t;
+ using in_vec_t = int8x8_t;
+ #define vec_zero {0}
+ #define vec_add_dpbusd_32x2 Simd::neon_m128_add_dpbusd_epi32x2
+ #define vec_hadd Simd::neon_m128_hadd
+ #define vec_haddx4 Simd::neon_m128_haddx4