// Auto-generated file. Do not edit!
//   Template: src/qs8-igemm/c8-neoni8mm.c.in
//   Generator: tools/xngen
//
// Copyright 2023 Google LLC
//
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree.

#include <assert.h>

#include <arm_neon.h>

#include <xnnpack/igemm.h>
#include <xnnpack/math.h>


void xnn_qs8_igemm_minmax_rndnu_ukernel_8x8c8__neoni8mm(
    size_t mr,
    size_t nc,
    size_t kc,
    size_t ks,
    const int8_t** restrict a,
    const void* restrict w,
    int8_t* restrict c,
    size_t cm_stride,
    size_t cn_stride,
    size_t a_offset,
    const int8_t* zero,
    const union xnn_qs8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
{
  assert(mr != 0);
  assert(mr <= 8);
  assert(nc != 0);
  assert(kc != 0);
  assert(ks != 0);
  assert(ks % (8 * sizeof(void*)) == 0);
  assert(a_offset % sizeof(int8_t) == 0);
  assert(a != NULL);
  assert(w != NULL);
  assert(c != NULL);

  kc = round_up_po2(kc, 8 * sizeof(int8_t));
  int8_t* c0 = c;
  int8_t* c1 = (int8_t*) ((uintptr_t) c0 + cm_stride);
  if XNN_UNPREDICTABLE(mr < 2) {
    c1 = c0;
  }
  int8_t* c2 = (int8_t*) ((uintptr_t) c1 + cm_stride);
  if XNN_UNPREDICTABLE(mr <= 2) {
    c2 = c1;
  }
  int8_t* c3 = (int8_t*) ((uintptr_t) c2 + cm_stride);
  if XNN_UNPREDICTABLE(mr < 4) {
    c3 = c2;
  }
  int8_t* c4 = (int8_t*) ((uintptr_t) c3 + cm_stride);
  if XNN_UNPREDICTABLE(mr <= 4) {
    c4 = c3;
  }
  int8_t* c5 = (int8_t*) ((uintptr_t) c4 + cm_stride);
  if XNN_UNPREDICTABLE(mr < 6) {
    c5 = c4;
  }
  int8_t* c6 = (int8_t*) ((uintptr_t) c5 + cm_stride);
  if XNN_UNPREDICTABLE(mr <= 6) {
    c6 = c5;
  }
  int8_t* c7 = (int8_t*) ((uintptr_t) c6 + cm_stride);
  if XNN_UNPREDICTABLE(mr != 8) {
    c7 = c6;
  }

  do {
    #if XNN_ARCH_ARM64
      const uint64x2x2_t vbias01x0123 = vld2q_dup_u64(w); w = (const int32_t*) w + 4;
      const uint64x2x2_t vbias01x4567 = vld2q_dup_u64(w); w = (const int32_t*) w + 4;
    #else
      uint64x2x2_t vbias01x0123;
      vbias01x0123.val[0] = vld1q_dup_u64(w); w = (const int32_t*) w + 2;
      vbias01x0123.val[1] = vld1q_dup_u64(w); w = (const int32_t*) w + 2;
      uint64x2x2_t vbias01x4567;
      vbias01x4567.val[0] = vld1q_dup_u64(w); w = (const int32_t*) w + 2;
      vbias01x4567.val[1] = vld1q_dup_u64(w); w = (const int32_t*) w + 2;
    #endif
    int32x4_t vacc01x01 = vreinterpretq_s32_u64(vbias01x0123.val[0]);
    int32x4_t vacc01x23 = vreinterpretq_s32_u64(vbias01x0123.val[1]);
    int32x4_t vacc01x45 = vreinterpretq_s32_u64(vbias01x4567.val[0]);
    int32x4_t vacc01x67 = vreinterpretq_s32_u64(vbias01x4567.val[1]);
    int32x4_t vacc23x01 = vreinterpretq_s32_u64(vbias01x0123.val[0]);
    int32x4_t vacc23x23 = vreinterpretq_s32_u64(vbias01x0123.val[1]);
    int32x4_t vacc23x45 = vreinterpretq_s32_u64(vbias01x4567.val[0]);
    int32x4_t vacc23x67 = vreinterpretq_s32_u64(vbias01x4567.val[1]);
    int32x4_t vacc45x01 = vreinterpretq_s32_u64(vbias01x0123.val[0]);
    int32x4_t vacc45x23 = vreinterpretq_s32_u64(vbias01x0123.val[1]);
    int32x4_t vacc45x45 = vreinterpretq_s32_u64(vbias01x4567.val[0]);
    int32x4_t vacc45x67 = vreinterpretq_s32_u64(vbias01x4567.val[1]);
    int32x4_t vacc67x01 = vreinterpretq_s32_u64(vbias01x0123.val[0]);
    int32x4_t vacc67x23 = vreinterpretq_s32_u64(vbias01x0123.val[1]);
    int32x4_t vacc67x45 = vreinterpretq_s32_u64(vbias01x4567.val[0]);
    int32x4_t vacc67x67 = vreinterpretq_s32_u64(vbias01x4567.val[1]);

    size_t p = ks;
    do {
      const int8_t* restrict a0 = a[0];
      if XNN_UNPREDICTABLE(a0 != zero) {
        a0 = (const int8_t*) ((uintptr_t) a0 + a_offset);
      }
      const int8_t* restrict a1 = a[1];
      if XNN_UNPREDICTABLE(a1 != zero) {
        a1 = (const int8_t*) ((uintptr_t) a1 + a_offset);
      }
      const int8_t* restrict a2 = a[2];
      if XNN_UNPREDICTABLE(a2 != zero) {
        a2 = (const int8_t*) ((uintptr_t) a2 + a_offset);
      }
      const int8_t* restrict a3 = a[3];
      if XNN_UNPREDICTABLE(a3 != zero) {
        a3 = (const int8_t*) ((uintptr_t) a3 + a_offset);
      }
      const int8_t* restrict a4 = a[4];
      if XNN_UNPREDICTABLE(a4 != zero) {
        a4 = (const int8_t*) ((uintptr_t) a4 + a_offset);
      }
      const int8_t* restrict a5 = a[5];
      if XNN_UNPREDICTABLE(a5 != zero) {
        a5 = (const int8_t*) ((uintptr_t) a5 + a_offset);
      }
      const int8_t* restrict a6 = a[6];
      if XNN_UNPREDICTABLE(a6 != zero) {
        a6 = (const int8_t*) ((uintptr_t) a6 + a_offset);
      }
      const int8_t* restrict a7 = a[7];
      if XNN_UNPREDICTABLE(a7 != zero) {
        a7 = (const int8_t*) ((uintptr_t) a7 + a_offset);
      }
      a += 8;

      uint64x2x2_t va01x0123456789ABCDEF;
      va01x0123456789ABCDEF.val[0] = vdupq_n_u64(0);
      va01x0123456789ABCDEF.val[1] = vdupq_n_u64(0);
      uint64x2x2_t va23x0123456789ABCDEF;
      va23x0123456789ABCDEF.val[0] = vdupq_n_u64(0);
      va23x0123456789ABCDEF.val[1] = vdupq_n_u64(0);
      uint64x2x2_t va45x0123456789ABCDEF;
      va45x0123456789ABCDEF.val[0] = vdupq_n_u64(0);
      va45x0123456789ABCDEF.val[1] = vdupq_n_u64(0);
      uint64x2x2_t va67x0123456789ABCDEF;
      va67x0123456789ABCDEF.val[0] = vdupq_n_u64(0);
      va67x0123456789ABCDEF.val[1] = vdupq_n_u64(0);

      // Inner accumulation loop along the 8 columns.
      size_t k = kc;
      // 2x partial unrolled loop to load 8 bytes at a time.
      while (k >= 16 * sizeof(int8_t)) {
        // Load a 8x16 block of activations.
        #if XNN_ARCH_ARM64
          va01x0123456789ABCDEF = vld2q_lane_u64((const void*) a0, va01x0123456789ABCDEF, 0); a0 += 16;
          va23x0123456789ABCDEF = vld2q_lane_u64((const void*) a2, va23x0123456789ABCDEF, 0); a2 += 16;
          va45x0123456789ABCDEF = vld2q_lane_u64((const void*) a4, va45x0123456789ABCDEF, 0); a4 += 16;
          va67x0123456789ABCDEF = vld2q_lane_u64((const void*) a6, va67x0123456789ABCDEF, 0); a6 += 16;
          va01x0123456789ABCDEF = vld2q_lane_u64((const void*) a1, va01x0123456789ABCDEF, 1); a1 += 16;
          va23x0123456789ABCDEF = vld2q_lane_u64((const void*) a3, va23x0123456789ABCDEF, 1); a3 += 16;
          va45x0123456789ABCDEF = vld2q_lane_u64((const void*) a5, va45x0123456789ABCDEF, 1); a5 += 16;
          va67x0123456789ABCDEF = vld2q_lane_u64((const void*) a7, va67x0123456789ABCDEF, 1); a7 += 16;
        #else
          va01x0123456789ABCDEF.val[0] = vld1q_lane_u64((const void*) a0, va01x0123456789ABCDEF.val[0], 0); a0 += 8;
          va01x0123456789ABCDEF.val[1] = vld1q_lane_u64((const void*) a0, va01x0123456789ABCDEF.val[1], 0); a0 += 8;
          va23x0123456789ABCDEF.val[0] = vld1q_lane_u64((const void*) a2, va23x0123456789ABCDEF.val[0], 0); a2 += 8;
          va23x0123456789ABCDEF.val[1] = vld1q_lane_u64((const void*) a2, va23x0123456789ABCDEF.val[1], 0); a2 += 8;
          va45x0123456789ABCDEF.val[0] = vld1q_lane_u64((const void*) a4, va45x0123456789ABCDEF.val[0], 0); a4 += 8;
          va45x0123456789ABCDEF.val[1] = vld1q_lane_u64((const void*) a4, va45x0123456789ABCDEF.val[1], 0); a4 += 8;
          va67x0123456789ABCDEF.val[0] = vld1q_lane_u64((const void*) a6, va67x0123456789ABCDEF.val[0], 0); a6 += 8;
          va67x0123456789ABCDEF.val[1] = vld1q_lane_u64((const void*) a6, va67x0123456789ABCDEF.val[1], 0); a6 += 8;
          va01x0123456789ABCDEF.val[0] = vld1q_lane_u64((const void*) a1, va01x0123456789ABCDEF.val[0], 1); a1 += 8;
          va01x0123456789ABCDEF.val[1] = vld1q_lane_u64((const void*) a1, va01x0123456789ABCDEF.val[1], 1); a1 += 8;
          va23x0123456789ABCDEF.val[0] = vld1q_lane_u64((const void*) a3, va23x0123456789ABCDEF.val[0], 1); a3 += 8;
          va23x0123456789ABCDEF.val[1] = vld1q_lane_u64((const void*) a3, va23x0123456789ABCDEF.val[1], 1); a3 += 8;
          va45x0123456789ABCDEF.val[0] = vld1q_lane_u64((const void*) a5, va45x0123456789ABCDEF.val[0], 1); a5 += 8;
          va45x0123456789ABCDEF.val[1] = vld1q_lane_u64((const void*) a5, va45x0123456789ABCDEF.val[1], 1); a5 += 8;
          va67x0123456789ABCDEF.val[0] = vld1q_lane_u64((const void*) a7, va67x0123456789ABCDEF.val[0], 1); a7 += 8;
          va67x0123456789ABCDEF.val[1] = vld1q_lane_u64((const void*) a7, va67x0123456789ABCDEF.val[1], 1); a7 += 8;
        #endif

        // Load a 16x8 block of weights.
        const int8x16_t vb01x01234567 = vld1q_s8(w); w = (const int8_t*) w + 16;
        const int8x16_t vb23x01234567 = vld1q_s8(w); w = (const int8_t*) w + 16;
        const int8x16_t vb45x01234567 = vld1q_s8(w); w = (const int8_t*) w + 16;
        const int8x16_t vb67x01234567 = vld1q_s8(w); w = (const int8_t*) w + 16;
        const int8x16_t vb01x89ABCDEF = vld1q_s8(w); w = (const int8_t*) w + 16;
        const int8x16_t vb23x89ABCDEF = vld1q_s8(w); w = (const int8_t*) w + 16;
        const int8x16_t vb45x89ABCDEF = vld1q_s8(w); w = (const int8_t*) w + 16;
        const int8x16_t vb67x89ABCDEF = vld1q_s8(w); w = (const int8_t*) w + 16;

        // Multiply-accumulate: 8x16 * 16x8 --> 8x8.
        vacc01x01 = vmmlaq_s32(vacc01x01, vreinterpretq_s8_u64(va01x0123456789ABCDEF.val[0]), vb01x01234567);
        vacc01x23 = vmmlaq_s32(vacc01x23, vreinterpretq_s8_u64(va01x0123456789ABCDEF.val[0]), vb23x01234567);
        vacc01x45 = vmmlaq_s32(vacc01x45, vreinterpretq_s8_u64(va01x0123456789ABCDEF.val[0]), vb45x01234567);
        vacc01x67 = vmmlaq_s32(vacc01x67, vreinterpretq_s8_u64(va01x0123456789ABCDEF.val[0]), vb67x01234567);
        vacc23x01 = vmmlaq_s32(vacc23x01, vreinterpretq_s8_u64(va23x0123456789ABCDEF.val[0]), vb01x01234567);
        vacc23x23 = vmmlaq_s32(vacc23x23, vreinterpretq_s8_u64(va23x0123456789ABCDEF.val[0]), vb23x01234567);
        vacc23x45 = vmmlaq_s32(vacc23x45, vreinterpretq_s8_u64(va23x0123456789ABCDEF.val[0]), vb45x01234567);
        vacc23x67 = vmmlaq_s32(vacc23x67, vreinterpretq_s8_u64(va23x0123456789ABCDEF.val[0]), vb67x01234567);
        vacc45x01 = vmmlaq_s32(vacc45x01, vreinterpretq_s8_u64(va45x0123456789ABCDEF.val[0]), vb01x01234567);
        vacc45x23 = vmmlaq_s32(vacc45x23, vreinterpretq_s8_u64(va45x0123456789ABCDEF.val[0]), vb23x01234567);
        vacc45x45 = vmmlaq_s32(vacc45x45, vreinterpretq_s8_u64(va45x0123456789ABCDEF.val[0]), vb45x01234567);
        vacc45x67 = vmmlaq_s32(vacc45x67, vreinterpretq_s8_u64(va45x0123456789ABCDEF.val[0]), vb67x01234567);
        vacc67x01 = vmmlaq_s32(vacc67x01, vreinterpretq_s8_u64(va67x0123456789ABCDEF.val[0]), vb01x01234567);
        vacc67x23 = vmmlaq_s32(vacc67x23, vreinterpretq_s8_u64(va67x0123456789ABCDEF.val[0]), vb23x01234567);
        vacc67x45 = vmmlaq_s32(vacc67x45, vreinterpretq_s8_u64(va67x0123456789ABCDEF.val[0]), vb45x01234567);
        vacc67x67 = vmmlaq_s32(vacc67x67, vreinterpretq_s8_u64(va67x0123456789ABCDEF.val[0]), vb67x01234567);
        vacc01x01 = vmmlaq_s32(vacc01x01, vreinterpretq_s8_u64(va01x0123456789ABCDEF.val[1]), vb01x89ABCDEF);
        vacc01x23 = vmmlaq_s32(vacc01x23, vreinterpretq_s8_u64(va01x0123456789ABCDEF.val[1]), vb23x89ABCDEF);
        vacc01x45 = vmmlaq_s32(vacc01x45, vreinterpretq_s8_u64(va01x0123456789ABCDEF.val[1]), vb45x89ABCDEF);
        vacc01x67 = vmmlaq_s32(vacc01x67, vreinterpretq_s8_u64(va01x0123456789ABCDEF.val[1]), vb67x89ABCDEF);
        vacc23x01 = vmmlaq_s32(vacc23x01, vreinterpretq_s8_u64(va23x0123456789ABCDEF.val[1]), vb01x89ABCDEF);
        vacc23x23 = vmmlaq_s32(vacc23x23, vreinterpretq_s8_u64(va23x0123456789ABCDEF.val[1]), vb23x89ABCDEF);
        vacc23x45 = vmmlaq_s32(vacc23x45, vreinterpretq_s8_u64(va23x0123456789ABCDEF.val[1]), vb45x89ABCDEF);
        vacc23x67 = vmmlaq_s32(vacc23x67, vreinterpretq_s8_u64(va23x0123456789ABCDEF.val[1]), vb67x89ABCDEF);
        vacc45x01 = vmmlaq_s32(vacc45x01, vreinterpretq_s8_u64(va45x0123456789ABCDEF.val[1]), vb01x89ABCDEF);
        vacc45x23 = vmmlaq_s32(vacc45x23, vreinterpretq_s8_u64(va45x0123456789ABCDEF.val[1]), vb23x89ABCDEF);
        vacc45x45 = vmmlaq_s32(vacc45x45, vreinterpretq_s8_u64(va45x0123456789ABCDEF.val[1]), vb45x89ABCDEF);
        vacc45x67 = vmmlaq_s32(vacc45x67, vreinterpretq_s8_u64(va45x0123456789ABCDEF.val[1]), vb67x89ABCDEF);
        vacc67x01 = vmmlaq_s32(vacc67x01, vreinterpretq_s8_u64(va67x0123456789ABCDEF.val[1]), vb01x89ABCDEF);
        vacc67x23 = vmmlaq_s32(vacc67x23, vreinterpretq_s8_u64(va67x0123456789ABCDEF.val[1]), vb23x89ABCDEF);
        vacc67x45 = vmmlaq_s32(vacc67x45, vreinterpretq_s8_u64(va67x0123456789ABCDEF.val[1]), vb45x89ABCDEF);
        vacc67x67 = vmmlaq_s32(vacc67x67, vreinterpretq_s8_u64(va67x0123456789ABCDEF.val[1]), vb67x89ABCDEF);

        k -= 16 * sizeof(int8_t);
      }
      // Handle up to 8 final positions of `k`
      if XNN_UNLIKELY(k != 0) {
        // Load a 8x8 block of activations.
        uint64x2_t va01x01234567 = vld1q_dup_u64((const void*) a0); a0 += 8;
        uint64x2_t va23x01234567 = vld1q_dup_u64((const void*) a2); a2 += 8;
        uint64x2_t va45x01234567 = vld1q_dup_u64((const void*) a4); a4 += 8;
        uint64x2_t va67x01234567 = vld1q_dup_u64((const void*) a6); a6 += 8;
        va01x01234567 = vld1q_lane_u64((const void*) a1, va01x01234567, 1); a1 += 8;
        va23x01234567 = vld1q_lane_u64((const void*) a3, va23x01234567, 1); a3 += 8;
        va45x01234567 = vld1q_lane_u64((const void*) a5, va45x01234567, 1); a5 += 8;
        va67x01234567 = vld1q_lane_u64((const void*) a7, va67x01234567, 1); a7 += 8;

        // Load a 16x8 block of weights.
        const int8x16_t vb01x01234567 = vld1q_s8(w); w = (const int8_t*) w + 16;
        const int8x16_t vb23x01234567 = vld1q_s8(w); w = (const int8_t*) w + 16;
        const int8x16_t vb45x01234567 = vld1q_s8(w); w = (const int8_t*) w + 16;
        const int8x16_t vb67x01234567 = vld1q_s8(w); w = (const int8_t*) w + 16;

        // Multiply-accumulate: 8x4 * 4x8 --> 8x8.
        vacc01x01 = vmmlaq_s32(vacc01x01, vreinterpretq_s8_u64(va01x01234567), vb01x01234567);
        vacc01x23 = vmmlaq_s32(vacc01x23, vreinterpretq_s8_u64(va01x01234567), vb23x01234567);
        vacc01x45 = vmmlaq_s32(vacc01x45, vreinterpretq_s8_u64(va01x01234567), vb45x01234567);
        vacc01x67 = vmmlaq_s32(vacc01x67, vreinterpretq_s8_u64(va01x01234567), vb67x01234567);
        vacc23x01 = vmmlaq_s32(vacc23x01, vreinterpretq_s8_u64(va23x01234567), vb01x01234567);
        vacc23x23 = vmmlaq_s32(vacc23x23, vreinterpretq_s8_u64(va23x01234567), vb23x01234567);
        vacc23x45 = vmmlaq_s32(vacc23x45, vreinterpretq_s8_u64(va23x01234567), vb45x01234567);
        vacc23x67 = vmmlaq_s32(vacc23x67, vreinterpretq_s8_u64(va23x01234567), vb67x01234567);
        vacc45x01 = vmmlaq_s32(vacc45x01, vreinterpretq_s8_u64(va45x01234567), vb01x01234567);
        vacc45x23 = vmmlaq_s32(vacc45x23, vreinterpretq_s8_u64(va45x01234567), vb23x01234567);
        vacc45x45 = vmmlaq_s32(vacc45x45, vreinterpretq_s8_u64(va45x01234567), vb45x01234567);
        vacc45x67 = vmmlaq_s32(vacc45x67, vreinterpretq_s8_u64(va45x01234567), vb67x01234567);
        vacc67x01 = vmmlaq_s32(vacc67x01, vreinterpretq_s8_u64(va67x01234567), vb01x01234567);
        vacc67x23 = vmmlaq_s32(vacc67x23, vreinterpretq_s8_u64(va67x01234567), vb23x01234567);
        vacc67x45 = vmmlaq_s32(vacc67x45, vreinterpretq_s8_u64(va67x01234567), vb45x01234567);
        vacc67x67 = vmmlaq_s32(vacc67x67, vreinterpretq_s8_u64(va67x01234567), vb67x01234567);
      }

      p -= 8 * sizeof(void*);
    } while (p != 0);

    int32x4_t vacc0x0123 = vcombine_s32(vget_low_s32(vacc01x01), vget_low_s32(vacc01x23));
    int32x4_t vacc1x0123 = vcombine_s32(vget_high_s32(vacc01x01), vget_high_s32(vacc01x23));
    int32x4_t vacc0x4567 = vcombine_s32(vget_low_s32(vacc01x45), vget_low_s32(vacc01x67));
    int32x4_t vacc1x4567 = vcombine_s32(vget_high_s32(vacc01x45), vget_high_s32(vacc01x67));
    int32x4_t vacc2x0123 = vcombine_s32(vget_low_s32(vacc23x01), vget_low_s32(vacc23x23));
    int32x4_t vacc3x0123 = vcombine_s32(vget_high_s32(vacc23x01), vget_high_s32(vacc23x23));
    int32x4_t vacc2x4567 = vcombine_s32(vget_low_s32(vacc23x45), vget_low_s32(vacc23x67));
    int32x4_t vacc3x4567 = vcombine_s32(vget_high_s32(vacc23x45), vget_high_s32(vacc23x67));
    int32x4_t vacc4x0123 = vcombine_s32(vget_low_s32(vacc45x01), vget_low_s32(vacc45x23));
    int32x4_t vacc5x0123 = vcombine_s32(vget_high_s32(vacc45x01), vget_high_s32(vacc45x23));
    int32x4_t vacc4x4567 = vcombine_s32(vget_low_s32(vacc45x45), vget_low_s32(vacc45x67));
    int32x4_t vacc5x4567 = vcombine_s32(vget_high_s32(vacc45x45), vget_high_s32(vacc45x67));
    int32x4_t vacc6x0123 = vcombine_s32(vget_low_s32(vacc67x01), vget_low_s32(vacc67x23));
    int32x4_t vacc7x0123 = vcombine_s32(vget_high_s32(vacc67x01), vget_high_s32(vacc67x23));
    int32x4_t vacc6x4567 = vcombine_s32(vget_low_s32(vacc67x45), vget_low_s32(vacc67x67));
    int32x4_t vacc7x4567 = vcombine_s32(vget_high_s32(vacc67x45), vget_high_s32(vacc67x67));

    const int32x4_t vright_pre_shift = vld1q_dup_s32(&params->rndnu_neon.right_pre_shift);
    const int32x4_t vmultiplier = vld1q_dup_s32(&params->rndnu_neon.multiplier);
    const int32x4_t vright_post_shift = vld1q_dup_s32(&params->rndnu_neon.right_post_shift);

    vacc0x0123 = vshlq_s32(vacc0x0123, vright_pre_shift);
    vacc0x4567 = vshlq_s32(vacc0x4567, vright_pre_shift);
    vacc1x0123 = vshlq_s32(vacc1x0123, vright_pre_shift);
    vacc1x4567 = vshlq_s32(vacc1x4567, vright_pre_shift);
    vacc2x0123 = vshlq_s32(vacc2x0123, vright_pre_shift);
    vacc2x4567 = vshlq_s32(vacc2x4567, vright_pre_shift);
    vacc3x0123 = vshlq_s32(vacc3x0123, vright_pre_shift);
    vacc3x4567 = vshlq_s32(vacc3x4567, vright_pre_shift);
    vacc4x0123 = vshlq_s32(vacc4x0123, vright_pre_shift);
    vacc4x4567 = vshlq_s32(vacc4x4567, vright_pre_shift);
    vacc5x0123 = vshlq_s32(vacc5x0123, vright_pre_shift);
    vacc5x4567 = vshlq_s32(vacc5x4567, vright_pre_shift);
    vacc6x0123 = vshlq_s32(vacc6x0123, vright_pre_shift);
    vacc6x4567 = vshlq_s32(vacc6x4567, vright_pre_shift);
    vacc7x0123 = vshlq_s32(vacc7x0123, vright_pre_shift);
    vacc7x4567 = vshlq_s32(vacc7x4567, vright_pre_shift);

    vacc0x0123 = vqdmulhq_s32(vacc0x0123, vmultiplier);
    vacc0x4567 = vqdmulhq_s32(vacc0x4567, vmultiplier);
    vacc1x0123 = vqdmulhq_s32(vacc1x0123, vmultiplier);
    vacc1x4567 = vqdmulhq_s32(vacc1x4567, vmultiplier);
    vacc2x0123 = vqdmulhq_s32(vacc2x0123, vmultiplier);
    vacc2x4567 = vqdmulhq_s32(vacc2x4567, vmultiplier);
    vacc3x0123 = vqdmulhq_s32(vacc3x0123, vmultiplier);
    vacc3x4567 = vqdmulhq_s32(vacc3x4567, vmultiplier);
    vacc4x0123 = vqdmulhq_s32(vacc4x0123, vmultiplier);
    vacc4x4567 = vqdmulhq_s32(vacc4x4567, vmultiplier);
    vacc5x0123 = vqdmulhq_s32(vacc5x0123, vmultiplier);
    vacc5x4567 = vqdmulhq_s32(vacc5x4567, vmultiplier);
    vacc6x0123 = vqdmulhq_s32(vacc6x0123, vmultiplier);
    vacc6x4567 = vqdmulhq_s32(vacc6x4567, vmultiplier);
    vacc7x0123 = vqdmulhq_s32(vacc7x0123, vmultiplier);
    vacc7x4567 = vqdmulhq_s32(vacc7x4567, vmultiplier);

    vacc0x0123 = vrshlq_s32(vacc0x0123, vright_post_shift);
    vacc0x4567 = vrshlq_s32(vacc0x4567, vright_post_shift);
    vacc1x0123 = vrshlq_s32(vacc1x0123, vright_post_shift);
    vacc1x4567 = vrshlq_s32(vacc1x4567, vright_post_shift);
    vacc2x0123 = vrshlq_s32(vacc2x0123, vright_post_shift);
    vacc2x4567 = vrshlq_s32(vacc2x4567, vright_post_shift);
    vacc3x0123 = vrshlq_s32(vacc3x0123, vright_post_shift);
    vacc3x4567 = vrshlq_s32(vacc3x4567, vright_post_shift);
    vacc4x0123 = vrshlq_s32(vacc4x0123, vright_post_shift);
    vacc4x4567 = vrshlq_s32(vacc4x4567, vright_post_shift);
    vacc5x0123 = vrshlq_s32(vacc5x0123, vright_post_shift);
    vacc5x4567 = vrshlq_s32(vacc5x4567, vright_post_shift);
    vacc6x0123 = vrshlq_s32(vacc6x0123, vright_post_shift);
    vacc6x4567 = vrshlq_s32(vacc6x4567, vright_post_shift);
    vacc7x0123 = vrshlq_s32(vacc7x0123, vright_post_shift);
    vacc7x4567 = vrshlq_s32(vacc7x4567, vright_post_shift);

    const int16x8_t voutput_zero_point = vld1q_dup_s16(&params->rndnu_neon.output_zero_point);
    #if XNN_ARCH_ARM64
      const int16x8_t vacc0x01234567 = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc0x0123), vacc0x4567), voutput_zero_point);
      const int16x8_t vacc1x01234567 = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc1x0123), vacc1x4567), voutput_zero_point);
      const int16x8_t vacc2x01234567 = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc2x0123), vacc2x4567), voutput_zero_point);
      const int16x8_t vacc3x01234567 = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc3x0123), vacc3x4567), voutput_zero_point);
      const int16x8_t vacc4x01234567 = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc4x0123), vacc4x4567), voutput_zero_point);
      const int16x8_t vacc5x01234567 = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc5x0123), vacc5x4567), voutput_zero_point);
      const int16x8_t vacc6x01234567 = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc6x0123), vacc6x4567), voutput_zero_point);
      const int16x8_t vacc7x01234567 = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc7x0123), vacc7x4567), voutput_zero_point);

      int8x16_t vout0x01234567_1x01234567 = vqmovn_high_s16(vqmovn_s16(vacc0x01234567), vacc1x01234567);
      int8x16_t vout2x01234567_3x01234567 = vqmovn_high_s16(vqmovn_s16(vacc2x01234567), vacc3x01234567);
      int8x16_t vout4x01234567_5x01234567 = vqmovn_high_s16(vqmovn_s16(vacc4x01234567), vacc5x01234567);
      int8x16_t vout6x01234567_7x01234567 = vqmovn_high_s16(vqmovn_s16(vacc6x01234567), vacc7x01234567);
    #else
      const int16x8_t vacc0x01234567 = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc0x0123), vqmovn_s32(vacc0x4567)), voutput_zero_point);
      const int16x8_t vacc1x01234567 = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc1x0123), vqmovn_s32(vacc1x4567)), voutput_zero_point);
      const int16x8_t vacc2x01234567 = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc2x0123), vqmovn_s32(vacc2x4567)), voutput_zero_point);
      const int16x8_t vacc3x01234567 = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc3x0123), vqmovn_s32(vacc3x4567)), voutput_zero_point);
      const int16x8_t vacc4x01234567 = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc4x0123), vqmovn_s32(vacc4x4567)), voutput_zero_point);
      const int16x8_t vacc5x01234567 = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc5x0123), vqmovn_s32(vacc5x4567)), voutput_zero_point);
      const int16x8_t vacc6x01234567 = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc6x0123), vqmovn_s32(vacc6x4567)), voutput_zero_point);
      const int16x8_t vacc7x01234567 = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc7x0123), vqmovn_s32(vacc7x4567)), voutput_zero_point);

      int8x16_t vout0x01234567_1x01234567 = vcombine_s8(vqmovn_s16(vacc0x01234567), vqmovn_s16(vacc1x01234567));
      int8x16_t vout2x01234567_3x01234567 = vcombine_s8(vqmovn_s16(vacc2x01234567), vqmovn_s16(vacc3x01234567));
      int8x16_t vout4x01234567_5x01234567 = vcombine_s8(vqmovn_s16(vacc4x01234567), vqmovn_s16(vacc5x01234567));
      int8x16_t vout6x01234567_7x01234567 = vcombine_s8(vqmovn_s16(vacc6x01234567), vqmovn_s16(vacc7x01234567));
    #endif
    const int8x16_t voutput_min = vld1q_dup_s8(&params->rndnu_neon.output_min);
    const int8x16_t voutput_max = vld1q_dup_s8(&params->rndnu_neon.output_max);

    vout6x01234567_7x01234567 = vmaxq_s8(vout6x01234567_7x01234567, voutput_min);
    vout4x01234567_5x01234567 = vmaxq_s8(vout4x01234567_5x01234567, voutput_min);
    vout2x01234567_3x01234567 = vmaxq_s8(vout2x01234567_3x01234567, voutput_min);
    vout0x01234567_1x01234567 = vmaxq_s8(vout0x01234567_1x01234567, voutput_min);

    vout6x01234567_7x01234567 = vminq_s8(vout6x01234567_7x01234567, voutput_max);
    vout4x01234567_5x01234567 = vminq_s8(vout4x01234567_5x01234567, voutput_max);
    vout2x01234567_3x01234567 = vminq_s8(vout2x01234567_3x01234567, voutput_max);
    vout0x01234567_1x01234567 = vminq_s8(vout0x01234567_1x01234567, voutput_max);

    if (nc >= 8) {
      vst1_s8(c7, vget_high_s8(vout6x01234567_7x01234567));
      vst1_s8(c6, vget_low_s8(vout6x01234567_7x01234567));
      vst1_s8(c5, vget_high_s8(vout4x01234567_5x01234567));
      vst1_s8(c4, vget_low_s8(vout4x01234567_5x01234567));
      vst1_s8(c3, vget_high_s8(vout2x01234567_3x01234567));
      vst1_s8(c2, vget_low_s8(vout2x01234567_3x01234567));
      vst1_s8(c1, vget_high_s8(vout0x01234567_1x01234567));
      vst1_s8(c0, vget_low_s8(vout0x01234567_1x01234567));

      c7 = (int8_t*) ((uintptr_t) c7 + cn_stride);
      c6 = (int8_t*) ((uintptr_t) c6 + cn_stride);
      c5 = (int8_t*) ((uintptr_t) c5 + cn_stride);
      c4 = (int8_t*) ((uintptr_t) c4 + cn_stride);
      c3 = (int8_t*) ((uintptr_t) c3 + cn_stride);
      c2 = (int8_t*) ((uintptr_t) c2 + cn_stride);
      c1 = (int8_t*) ((uintptr_t) c1 + cn_stride);
      c0 = (int8_t*) ((uintptr_t) c0 + cn_stride);

      a = (const int8_t**restrict) ((uintptr_t) a - ks);

      nc -= 8;
    } else {
      if (nc & 4) {
        vst1q_lane_u32((void*) c7, vreinterpretq_u32_s8(vout6x01234567_7x01234567), 2); c7 += 4;
        vst1q_lane_u32((void*) c6, vreinterpretq_u32_s8(vout6x01234567_7x01234567), 0); c6 += 4;
        vst1q_lane_u32((void*) c5, vreinterpretq_u32_s8(vout4x01234567_5x01234567), 2); c5 += 4;
        vst1q_lane_u32((void*) c4, vreinterpretq_u32_s8(vout4x01234567_5x01234567), 0); c4 += 4;
        vst1q_lane_u32((void*) c3, vreinterpretq_u32_s8(vout2x01234567_3x01234567), 2); c3 += 4;
        vst1q_lane_u32((void*) c2, vreinterpretq_u32_s8(vout2x01234567_3x01234567), 0); c2 += 4;
        vst1q_lane_u32((void*) c1, vreinterpretq_u32_s8(vout0x01234567_1x01234567), 2); c1 += 4;
        vst1q_lane_u32((void*) c0, vreinterpretq_u32_s8(vout0x01234567_1x01234567), 0); c0 += 4;
        vout6x01234567_7x01234567 = vextq_s8(vout6x01234567_7x01234567, vout6x01234567_7x01234567, 4);
        vout4x01234567_5x01234567 = vextq_s8(vout4x01234567_5x01234567, vout4x01234567_5x01234567, 4);
        vout2x01234567_3x01234567 = vextq_s8(vout2x01234567_3x01234567, vout2x01234567_3x01234567, 4);
        vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 4);
      }
      if (nc & 2) {
        vst1q_lane_u16((void*) c7, vreinterpretq_u16_s8(vout6x01234567_7x01234567), 4); c7 += 2;
        vst1q_lane_u16((void*) c6, vreinterpretq_u16_s8(vout6x01234567_7x01234567), 0); c6 += 2;
        vst1q_lane_u16((void*) c5, vreinterpretq_u16_s8(vout4x01234567_5x01234567), 4); c5 += 2;
        vst1q_lane_u16((void*) c4, vreinterpretq_u16_s8(vout4x01234567_5x01234567), 0); c4 += 2;
        vst1q_lane_u16((void*) c3, vreinterpretq_u16_s8(vout2x01234567_3x01234567), 4); c3 += 2;
        vst1q_lane_u16((void*) c2, vreinterpretq_u16_s8(vout2x01234567_3x01234567), 0); c2 += 2;
        vst1q_lane_u16((void*) c1, vreinterpretq_u16_s8(vout0x01234567_1x01234567), 4); c1 += 2;
        vst1q_lane_u16((void*) c0, vreinterpretq_u16_s8(vout0x01234567_1x01234567), 0); c0 += 2;
        vout6x01234567_7x01234567 = vextq_s8(vout6x01234567_7x01234567, vout6x01234567_7x01234567, 2);
        vout4x01234567_5x01234567 = vextq_s8(vout4x01234567_5x01234567, vout4x01234567_5x01234567, 2);
        vout2x01234567_3x01234567 = vextq_s8(vout2x01234567_3x01234567, vout2x01234567_3x01234567, 2);
        vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 2);
      }
      if (nc & 1) {
        vst1q_lane_s8(c7, vout6x01234567_7x01234567, 8);
        vst1q_lane_s8(c6, vout6x01234567_7x01234567, 0);
        vst1q_lane_s8(c5, vout4x01234567_5x01234567, 8);
        vst1q_lane_s8(c4, vout4x01234567_5x01234567, 0);
        vst1q_lane_s8(c3, vout2x01234567_3x01234567, 8);
        vst1q_lane_s8(c2, vout2x01234567_3x01234567, 0);
        vst1q_lane_s8(c1, vout0x01234567_1x01234567, 8);
        vst1q_lane_s8(c0, vout0x01234567_1x01234567, 0);
      }

      nc = 0;
    }
  } while (nc != 0);
}
