src/qs8-igemm/gen/3x8c2-minmax-rndnu-neon-mull-ld4r.c - platform/external/XNNPACK - Gitiles

 // Auto-generated file. Do not edit!
 //   Template: src/qs8-igemm/c2-neon-mull-dup.c.in
 //   Generator: tools/xngen
 //
 // Copyright 2021 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/gemm.h>
 #include <xnnpack/math.h>

 void xnn_qs8_igemm_minmax_rndnu_ukernel_3x8c2__neon_mull_ld4r(
     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 <= 3);
   assert(nc != 0);
   assert(kc != 0);
   assert(ks != 0);
   assert(ks % (3 * sizeof(void*)) == 0);
   assert(a_offset % sizeof(int8_t) == 0);
   assert(a != NULL);
   assert(w != NULL);
   assert(c != NULL);

   kc = round_up_po2(kc, 2 * 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;
   }

   do {
     int32x4_t vacc0x0123 = vld1q_s32(w); w = (const void*) ((uintptr_t) w + 4 * sizeof(int32_t));
     int32x4_t vacc0x4567 = vld1q_s32(w); w = (const void*) ((uintptr_t) w + 4 * sizeof(int32_t));
     int32x4_t vacc1x0123 = vacc0x0123;
     int32x4_t vacc1x4567 = vacc0x4567;
     int32x4_t vacc2x0123 = vacc0x0123;
     int32x4_t vacc2x4567 = vacc0x4567;

     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);
       }
       a += 3;

       size_t k = kc;


       while (k >= 8 * sizeof(int8_t)) {
         const int16x4x4_t va0 = vld4_dup_s16((const void*)a0); a0 += 8;
         const int16x4x4_t va1 = vld4_dup_s16((const void*)a1); a1 += 8;
         const int16x4x4_t va2 = vld4_dup_s16((const void*)a2); a2 += 8;

         const int8x8_t vb0123c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
         const int8x8_t vb4567c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
         const int8x8_t vb0123c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
         const int8x8_t vb4567c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
         const int8x8_t vb0123c2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
         const int8x8_t vb4567c2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
         const int8x8_t vb0123c3 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
         const int8x8_t vb4567c3 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));

         const int8x8_t va0c0 = vreinterpret_s8_s16(va0.val[0]);
         const int8x8_t va1c0 = vreinterpret_s8_s16(va1.val[0]);
         const int8x8_t va2c0 = vreinterpret_s8_s16(va2.val[0]);

         const int16x8_t vprod0x0123c0 = vmull_s8(vb0123c0, va0c0);
         const int16x8_t vprod1x0123c0 = vmull_s8(vb0123c0, va1c0);
         const int16x8_t vprod2x0123c0 = vmull_s8(vb0123c0, va2c0);
         vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c0);
         vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c0);
         vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c0);
         const int16x8_t vprod0x4567c0 = vmull_s8(vb4567c0, va0c0);
         const int16x8_t vprod1x4567c0 = vmull_s8(vb4567c0, va1c0);
         const int16x8_t vprod2x4567c0 = vmull_s8(vb4567c0, va2c0);
         vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c0);
         vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c0);
         vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c0);
         const int8x8_t va0c1 = vreinterpret_s8_s16(va0.val[1]);
         const int8x8_t va1c1 = vreinterpret_s8_s16(va1.val[1]);
         const int8x8_t va2c1 = vreinterpret_s8_s16(va2.val[1]);

         const int16x8_t vprod0x0123c1 = vmull_s8(vb0123c1, va0c1);
         const int16x8_t vprod1x0123c1 = vmull_s8(vb0123c1, va1c1);
         const int16x8_t vprod2x0123c1 = vmull_s8(vb0123c1, va2c1);
         vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c1);
         vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c1);
         vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c1);
         const int16x8_t vprod0x4567c1 = vmull_s8(vb4567c1, va0c1);
         const int16x8_t vprod1x4567c1 = vmull_s8(vb4567c1, va1c1);
         const int16x8_t vprod2x4567c1 = vmull_s8(vb4567c1, va2c1);
         vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c1);
         vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c1);
         vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c1);
         const int8x8_t va0c2 = vreinterpret_s8_s16(va0.val[2]);
         const int8x8_t va1c2 = vreinterpret_s8_s16(va1.val[2]);
         const int8x8_t va2c2 = vreinterpret_s8_s16(va2.val[2]);

         const int16x8_t vprod0x0123c2 = vmull_s8(vb0123c2, va0c2);
         const int16x8_t vprod1x0123c2 = vmull_s8(vb0123c2, va1c2);
         const int16x8_t vprod2x0123c2 = vmull_s8(vb0123c2, va2c2);
         vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c2);
         vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c2);
         vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c2);
         const int16x8_t vprod0x4567c2 = vmull_s8(vb4567c2, va0c2);
         const int16x8_t vprod1x4567c2 = vmull_s8(vb4567c2, va1c2);
         const int16x8_t vprod2x4567c2 = vmull_s8(vb4567c2, va2c2);
         vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c2);
         vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c2);
         vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c2);
         const int8x8_t va0c3 = vreinterpret_s8_s16(va0.val[3]);
         const int8x8_t va1c3 = vreinterpret_s8_s16(va1.val[3]);
         const int8x8_t va2c3 = vreinterpret_s8_s16(va2.val[3]);

         const int16x8_t vprod0x0123c3 = vmull_s8(vb0123c3, va0c3);
         const int16x8_t vprod1x0123c3 = vmull_s8(vb0123c3, va1c3);
         const int16x8_t vprod2x0123c3 = vmull_s8(vb0123c3, va2c3);
         vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c3);
         vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c3);
         vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c3);
         const int16x8_t vprod0x4567c3 = vmull_s8(vb4567c3, va0c3);
         const int16x8_t vprod1x4567c3 = vmull_s8(vb4567c3, va1c3);
         const int16x8_t vprod2x4567c3 = vmull_s8(vb4567c3, va2c3);
         vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c3);
         vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c3);
         vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c3);

         k -= 8 * sizeof(int8_t);
       }

       if XNN_UNLIKELY(k != 0) {
         const int8x8_t va0 = vld1_s8(a0); a0 = (const int8_t*) ((uintptr_t) a0 + k);
         const int8x8_t va1 = vld1_s8(a1); a1 = (const int8_t*) ((uintptr_t) a1 + k);
         const int8x8_t va2 = vld1_s8(a2); a2 = (const int8_t*) ((uintptr_t) a2 + k);

         const int8x8_t vb0123c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
         const int8x8_t vb4567c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));

         const int8x8_t va0c0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0), 0));
         const int16x8_t vprod0x0123c0 = vmull_s8(vb0123c0, va0c0);
         vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c0);
         const int16x8_t vprod0x4567c0 = vmull_s8(vb4567c0, va0c0);
         vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c0);
         const int8x8_t va1c0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1), 0));
         const int16x8_t vprod1x0123c0 = vmull_s8(vb0123c0, va1c0);
         vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c0);
         const int16x8_t vprod1x4567c0 = vmull_s8(vb4567c0, va1c0);
         vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c0);
         const int8x8_t va2c0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2), 0));
         const int16x8_t vprod2x0123c0 = vmull_s8(vb0123c0, va2c0);
         vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c0);
         const int16x8_t vprod2x4567c0 = vmull_s8(vb4567c0, va2c0);
         vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c0);

         if (k > 2 * sizeof(int8_t)) {
           const int8x8_t vb0123c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
           const int8x8_t vb4567c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));

           const int8x8_t va0c1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0), 1));
           const int16x8_t vprod0x0123c1 = vmull_s8(vb0123c1, va0c1);
           vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c1);
           const int16x8_t vprod0x4567c1 = vmull_s8(vb4567c1, va0c1);
           vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c1);
           const int8x8_t va1c1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1), 1));
           const int16x8_t vprod1x0123c1 = vmull_s8(vb0123c1, va1c1);
           vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c1);
           const int16x8_t vprod1x4567c1 = vmull_s8(vb4567c1, va1c1);
           vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c1);
           const int8x8_t va2c1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2), 1));
           const int16x8_t vprod2x0123c1 = vmull_s8(vb0123c1, va2c1);
           vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c1);
           const int16x8_t vprod2x4567c1 = vmull_s8(vb4567c1, va2c1);
           vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c1);

           if (k > 4 * sizeof(int8_t)) {
             const int8x8_t vb0123c2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
             const int8x8_t vb4567c2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));

             const int8x8_t va0c2 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0), 2));
             const int16x8_t vprod0x0123c2 = vmull_s8(vb0123c2, va0c2);
             vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c2);
             const int16x8_t vprod0x4567c2 = vmull_s8(vb4567c2, va0c2);
             vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c2);
             const int8x8_t va1c2 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1), 2));
             const int16x8_t vprod1x0123c2 = vmull_s8(vb0123c2, va1c2);
             vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c2);
             const int16x8_t vprod1x4567c2 = vmull_s8(vb4567c2, va1c2);
             vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c2);
             const int8x8_t va2c2 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2), 2));
             const int16x8_t vprod2x0123c2 = vmull_s8(vb0123c2, va2c2);
             vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c2);
             const int16x8_t vprod2x4567c2 = vmull_s8(vb4567c2, va2c2);
             vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c2);
           }
         }
       }
       p -= 3 * sizeof(void*);
     } while (p != 0);

     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 = vqshlq_s32(vacc0x0123, vright_pre_shift);
     vacc0x4567 = vqshlq_s32(vacc0x4567, vright_pre_shift);
     vacc1x0123 = vqshlq_s32(vacc1x0123, vright_pre_shift);
     vacc1x4567 = vqshlq_s32(vacc1x4567, vright_pre_shift);
     vacc2x0123 = vqshlq_s32(vacc2x0123, vright_pre_shift);
     vacc2x4567 = vqshlq_s32(vacc2x4567, 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);

     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);

     const int16x8_t voutput_zero_point = vld1q_dup_s16(&params->rndnu_neon.output_zero_point);
 #if XNN_ARCH_ARM64
     int16x8_t vacc0x01234567 = vqmovn_high_s32(vqmovn_s32(vacc0x0123), vacc0x4567);
     int16x8_t vacc1x01234567 = vqmovn_high_s32(vqmovn_s32(vacc1x0123), vacc1x4567);
     int16x8_t vacc2x01234567 = vqmovn_high_s32(vqmovn_s32(vacc2x0123), vacc2x4567);

     vacc0x01234567 = vqaddq_s16(vacc0x01234567, voutput_zero_point);
     vacc1x01234567 = vqaddq_s16(vacc1x01234567, voutput_zero_point);
     vacc2x01234567 = vqaddq_s16(vacc2x01234567, voutput_zero_point);

     int8x16_t vout0x01234567_1x01234567 = vqmovn_high_s16(vqmovn_s16(vacc0x01234567), vacc1x01234567);
     int8x8_t vout2x01234567 = vqmovn_s16(vacc2x01234567);
 #else
     int16x8_t vacc0x01234567 = vcombine_s16(vqmovn_s32(vacc0x0123), vqmovn_s32(vacc0x4567));
     int16x8_t vacc1x01234567 = vcombine_s16(vqmovn_s32(vacc1x0123), vqmovn_s32(vacc1x4567));
     int16x8_t vacc2x01234567 = vcombine_s16(vqmovn_s32(vacc2x0123), vqmovn_s32(vacc2x4567));

     vacc0x01234567 = vqaddq_s16(vacc0x01234567, voutput_zero_point);
     vacc1x01234567 = vqaddq_s16(vacc1x01234567, voutput_zero_point);
     vacc2x01234567 = vqaddq_s16(vacc2x01234567, voutput_zero_point);

     int8x16_t vout0x01234567_1x01234567 = vcombine_s8(vqmovn_s16(vacc0x01234567), vqmovn_s16(vacc1x01234567));
     int8x8_t vout2x01234567 = vqmovn_s16(vacc2x01234567);
 #endif

     const int8x16_t voutput_min = vld1q_dup_s8(&params->rndnu_neon.output_min);
     vout0x01234567_1x01234567 = vmaxq_s8(vout0x01234567_1x01234567, voutput_min);
     vout2x01234567 = vmax_s8(vout2x01234567, vget_low_s8(voutput_min));

     const int8x16_t voutput_max = vld1q_dup_s8(&params->rndnu_neon.output_max);
     vout0x01234567_1x01234567 = vminq_s8(vout0x01234567_1x01234567, voutput_max);
     vout2x01234567 = vmin_s8(vout2x01234567, vget_low_s8(voutput_max));

     if (nc >= 8) {
       vst1_s8(c2 + 0, vout2x01234567);
       vst1_s8(c1 + 0, vget_high_s8(vout0x01234567_1x01234567));
       vst1_s8(c0 + 0, vget_low_s8(vout0x01234567_1x01234567));

       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) {
         vst1_lane_u32((void*) c2, vreinterpret_u32_s8(vout2x01234567), 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;
         vout2x01234567 = vext_s8(vout2x01234567, vout2x01234567, 4);
         vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 4);
       }
       if (nc & 2) {
         vst1_lane_u16((void*) c2, vreinterpret_u16_s8(vout2x01234567), 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;
         vout2x01234567 = vext_s8(vout2x01234567, vout2x01234567, 2);
         vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 2);
       }
       if (nc & 1) {
         vst1_lane_s8(c2, vout2x01234567, 0);
         vst1q_lane_s8(c1, vout0x01234567_1x01234567, 8);
         vst1q_lane_s8(c0, vout0x01234567_1x01234567, 0);
       }

       nc = 0;
     }
   } while (nc != 0);
 }
	// Auto-generated file. Do not edit!
	// Template: src/qs8-igemm/c2-neon-mull-dup.c.in
	// Generator: tools/xngen
	//
	// Copyright 2021 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/gemm.h>
	#include <xnnpack/math.h>

	void xnn_qs8_igemm_minmax_rndnu_ukernel_3x8c2__neon_mull_ld4r(
	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 <= 3);
	assert(nc != 0);
	assert(kc != 0);
	assert(ks != 0);
	assert(ks % (3 * sizeof(void*)) == 0);
	assert(a_offset % sizeof(int8_t) == 0);
	assert(a != NULL);
	assert(w != NULL);
	assert(c != NULL);

	kc = round_up_po2(kc, 2 * 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;
	}

	do {
	int32x4_t vacc0x0123 = vld1q_s32(w); w = (const void) ((uintptr_t) w + 4 sizeof(int32_t));
	int32x4_t vacc0x4567 = vld1q_s32(w); w = (const void) ((uintptr_t) w + 4 sizeof(int32_t));
	int32x4_t vacc1x0123 = vacc0x0123;
	int32x4_t vacc1x4567 = vacc0x4567;
	int32x4_t vacc2x0123 = vacc0x0123;
	int32x4_t vacc2x4567 = vacc0x4567;

	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);
	}
	a += 3;

	size_t k = kc;


	while (k >= 8 * sizeof(int8_t)) {
	const int16x4x4_t va0 = vld4_dup_s16((const void*)a0); a0 += 8;
	const int16x4x4_t va1 = vld4_dup_s16((const void*)a1); a1 += 8;
	const int16x4x4_t va2 = vld4_dup_s16((const void*)a2); a2 += 8;

	const int8x8_t vb0123c0 = vld1_s8(w); w = (const void) ((uintptr_t) w + 8 sizeof(int8_t));
	const int8x8_t vb4567c0 = vld1_s8(w); w = (const void) ((uintptr_t) w + 8 sizeof(int8_t));
	const int8x8_t vb0123c1 = vld1_s8(w); w = (const void) ((uintptr_t) w + 8 sizeof(int8_t));
	const int8x8_t vb4567c1 = vld1_s8(w); w = (const void) ((uintptr_t) w + 8 sizeof(int8_t));
	const int8x8_t vb0123c2 = vld1_s8(w); w = (const void) ((uintptr_t) w + 8 sizeof(int8_t));
	const int8x8_t vb4567c2 = vld1_s8(w); w = (const void) ((uintptr_t) w + 8 sizeof(int8_t));
	const int8x8_t vb0123c3 = vld1_s8(w); w = (const void) ((uintptr_t) w + 8 sizeof(int8_t));
	const int8x8_t vb4567c3 = vld1_s8(w); w = (const void) ((uintptr_t) w + 8 sizeof(int8_t));

	const int8x8_t va0c0 = vreinterpret_s8_s16(va0.val[0]);
	const int8x8_t va1c0 = vreinterpret_s8_s16(va1.val[0]);
	const int8x8_t va2c0 = vreinterpret_s8_s16(va2.val[0]);

	const int16x8_t vprod0x0123c0 = vmull_s8(vb0123c0, va0c0);
	const int16x8_t vprod1x0123c0 = vmull_s8(vb0123c0, va1c0);
	const int16x8_t vprod2x0123c0 = vmull_s8(vb0123c0, va2c0);
	vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c0);
	vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c0);
	vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c0);
	const int16x8_t vprod0x4567c0 = vmull_s8(vb4567c0, va0c0);
	const int16x8_t vprod1x4567c0 = vmull_s8(vb4567c0, va1c0);
	const int16x8_t vprod2x4567c0 = vmull_s8(vb4567c0, va2c0);
	vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c0);
	vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c0);
	vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c0);
	const int8x8_t va0c1 = vreinterpret_s8_s16(va0.val[1]);
	const int8x8_t va1c1 = vreinterpret_s8_s16(va1.val[1]);
	const int8x8_t va2c1 = vreinterpret_s8_s16(va2.val[1]);

	const int16x8_t vprod0x0123c1 = vmull_s8(vb0123c1, va0c1);
	const int16x8_t vprod1x0123c1 = vmull_s8(vb0123c1, va1c1);
	const int16x8_t vprod2x0123c1 = vmull_s8(vb0123c1, va2c1);
	vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c1);
	vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c1);
	vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c1);
	const int16x8_t vprod0x4567c1 = vmull_s8(vb4567c1, va0c1);
	const int16x8_t vprod1x4567c1 = vmull_s8(vb4567c1, va1c1);
	const int16x8_t vprod2x4567c1 = vmull_s8(vb4567c1, va2c1);
	vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c1);
	vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c1);
	vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c1);
	const int8x8_t va0c2 = vreinterpret_s8_s16(va0.val[2]);
	const int8x8_t va1c2 = vreinterpret_s8_s16(va1.val[2]);
	const int8x8_t va2c2 = vreinterpret_s8_s16(va2.val[2]);

	const int16x8_t vprod0x0123c2 = vmull_s8(vb0123c2, va0c2);
	const int16x8_t vprod1x0123c2 = vmull_s8(vb0123c2, va1c2);
	const int16x8_t vprod2x0123c2 = vmull_s8(vb0123c2, va2c2);
	vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c2);
	vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c2);
	vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c2);
	const int16x8_t vprod0x4567c2 = vmull_s8(vb4567c2, va0c2);
	const int16x8_t vprod1x4567c2 = vmull_s8(vb4567c2, va1c2);
	const int16x8_t vprod2x4567c2 = vmull_s8(vb4567c2, va2c2);
	vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c2);
	vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c2);
	vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c2);
	const int8x8_t va0c3 = vreinterpret_s8_s16(va0.val[3]);
	const int8x8_t va1c3 = vreinterpret_s8_s16(va1.val[3]);
	const int8x8_t va2c3 = vreinterpret_s8_s16(va2.val[3]);

	const int16x8_t vprod0x0123c3 = vmull_s8(vb0123c3, va0c3);
	const int16x8_t vprod1x0123c3 = vmull_s8(vb0123c3, va1c3);
	const int16x8_t vprod2x0123c3 = vmull_s8(vb0123c3, va2c3);
	vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c3);
	vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c3);
	vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c3);
	const int16x8_t vprod0x4567c3 = vmull_s8(vb4567c3, va0c3);
	const int16x8_t vprod1x4567c3 = vmull_s8(vb4567c3, va1c3);
	const int16x8_t vprod2x4567c3 = vmull_s8(vb4567c3, va2c3);
	vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c3);
	vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c3);
	vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c3);

	k -= 8 * sizeof(int8_t);
	}

	if XNN_UNLIKELY(k != 0) {
	const int8x8_t va0 = vld1_s8(a0); a0 = (const int8_t*) ((uintptr_t) a0 + k);
	const int8x8_t va1 = vld1_s8(a1); a1 = (const int8_t*) ((uintptr_t) a1 + k);
	const int8x8_t va2 = vld1_s8(a2); a2 = (const int8_t*) ((uintptr_t) a2 + k);

	const int8x8_t vb0123c0 = vld1_s8(w); w = (const void) ((uintptr_t) w + 8 sizeof(int8_t));
	const int8x8_t vb4567c0 = vld1_s8(w); w = (const void) ((uintptr_t) w + 8 sizeof(int8_t));

	const int8x8_t va0c0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0), 0));
	const int16x8_t vprod0x0123c0 = vmull_s8(vb0123c0, va0c0);
	vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c0);
	const int16x8_t vprod0x4567c0 = vmull_s8(vb4567c0, va0c0);
	vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c0);
	const int8x8_t va1c0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1), 0));
	const int16x8_t vprod1x0123c0 = vmull_s8(vb0123c0, va1c0);
	vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c0);
	const int16x8_t vprod1x4567c0 = vmull_s8(vb4567c0, va1c0);
	vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c0);
	const int8x8_t va2c0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2), 0));
	const int16x8_t vprod2x0123c0 = vmull_s8(vb0123c0, va2c0);
	vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c0);
	const int16x8_t vprod2x4567c0 = vmull_s8(vb4567c0, va2c0);
	vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c0);

	if (k > 2 * sizeof(int8_t)) {
	const int8x8_t vb0123c1 = vld1_s8(w); w = (const void) ((uintptr_t) w + 8 sizeof(int8_t));
	const int8x8_t vb4567c1 = vld1_s8(w); w = (const void) ((uintptr_t) w + 8 sizeof(int8_t));

	const int8x8_t va0c1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0), 1));
	const int16x8_t vprod0x0123c1 = vmull_s8(vb0123c1, va0c1);
	vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c1);
	const int16x8_t vprod0x4567c1 = vmull_s8(vb4567c1, va0c1);
	vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c1);
	const int8x8_t va1c1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1), 1));
	const int16x8_t vprod1x0123c1 = vmull_s8(vb0123c1, va1c1);
	vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c1);
	const int16x8_t vprod1x4567c1 = vmull_s8(vb4567c1, va1c1);
	vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c1);
	const int8x8_t va2c1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2), 1));
	const int16x8_t vprod2x0123c1 = vmull_s8(vb0123c1, va2c1);
	vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c1);
	const int16x8_t vprod2x4567c1 = vmull_s8(vb4567c1, va2c1);
	vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c1);

	if (k > 4 * sizeof(int8_t)) {
	const int8x8_t vb0123c2 = vld1_s8(w); w = (const void) ((uintptr_t) w + 8 sizeof(int8_t));
	const int8x8_t vb4567c2 = vld1_s8(w); w = (const void) ((uintptr_t) w + 8 sizeof(int8_t));

	const int8x8_t va0c2 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0), 2));
	const int16x8_t vprod0x0123c2 = vmull_s8(vb0123c2, va0c2);
	vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c2);
	const int16x8_t vprod0x4567c2 = vmull_s8(vb4567c2, va0c2);
	vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c2);
	const int8x8_t va1c2 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1), 2));
	const int16x8_t vprod1x0123c2 = vmull_s8(vb0123c2, va1c2);
	vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c2);
	const int16x8_t vprod1x4567c2 = vmull_s8(vb4567c2, va1c2);
	vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c2);
	const int8x8_t va2c2 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2), 2));
	const int16x8_t vprod2x0123c2 = vmull_s8(vb0123c2, va2c2);
	vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c2);
	const int16x8_t vprod2x4567c2 = vmull_s8(vb4567c2, va2c2);
	vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c2);
	}
	}
	}
	p -= 3 * sizeof(void*);
	} while (p != 0);

	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 = vqshlq_s32(vacc0x0123, vright_pre_shift);
	vacc0x4567 = vqshlq_s32(vacc0x4567, vright_pre_shift);
	vacc1x0123 = vqshlq_s32(vacc1x0123, vright_pre_shift);
	vacc1x4567 = vqshlq_s32(vacc1x4567, vright_pre_shift);
	vacc2x0123 = vqshlq_s32(vacc2x0123, vright_pre_shift);
	vacc2x4567 = vqshlq_s32(vacc2x4567, 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);

	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);

	const int16x8_t voutput_zero_point = vld1q_dup_s16(&params->rndnu_neon.output_zero_point);
	#if XNN_ARCH_ARM64
	int16x8_t vacc0x01234567 = vqmovn_high_s32(vqmovn_s32(vacc0x0123), vacc0x4567);
	int16x8_t vacc1x01234567 = vqmovn_high_s32(vqmovn_s32(vacc1x0123), vacc1x4567);
	int16x8_t vacc2x01234567 = vqmovn_high_s32(vqmovn_s32(vacc2x0123), vacc2x4567);

	vacc0x01234567 = vqaddq_s16(vacc0x01234567, voutput_zero_point);
	vacc1x01234567 = vqaddq_s16(vacc1x01234567, voutput_zero_point);
	vacc2x01234567 = vqaddq_s16(vacc2x01234567, voutput_zero_point);

	int8x16_t vout0x01234567_1x01234567 = vqmovn_high_s16(vqmovn_s16(vacc0x01234567), vacc1x01234567);
	int8x8_t vout2x01234567 = vqmovn_s16(vacc2x01234567);
	#else
	int16x8_t vacc0x01234567 = vcombine_s16(vqmovn_s32(vacc0x0123), vqmovn_s32(vacc0x4567));
	int16x8_t vacc1x01234567 = vcombine_s16(vqmovn_s32(vacc1x0123), vqmovn_s32(vacc1x4567));
	int16x8_t vacc2x01234567 = vcombine_s16(vqmovn_s32(vacc2x0123), vqmovn_s32(vacc2x4567));

	vacc0x01234567 = vqaddq_s16(vacc0x01234567, voutput_zero_point);
	vacc1x01234567 = vqaddq_s16(vacc1x01234567, voutput_zero_point);
	vacc2x01234567 = vqaddq_s16(vacc2x01234567, voutput_zero_point);

	int8x16_t vout0x01234567_1x01234567 = vcombine_s8(vqmovn_s16(vacc0x01234567), vqmovn_s16(vacc1x01234567));
	int8x8_t vout2x01234567 = vqmovn_s16(vacc2x01234567);
	#endif

	const int8x16_t voutput_min = vld1q_dup_s8(&params->rndnu_neon.output_min);
	vout0x01234567_1x01234567 = vmaxq_s8(vout0x01234567_1x01234567, voutput_min);
	vout2x01234567 = vmax_s8(vout2x01234567, vget_low_s8(voutput_min));

	const int8x16_t voutput_max = vld1q_dup_s8(&params->rndnu_neon.output_max);
	vout0x01234567_1x01234567 = vminq_s8(vout0x01234567_1x01234567, voutput_max);
	vout2x01234567 = vmin_s8(vout2x01234567, vget_low_s8(voutput_max));

	if (nc >= 8) {
	vst1_s8(c2 + 0, vout2x01234567);
	vst1_s8(c1 + 0, vget_high_s8(vout0x01234567_1x01234567));
	vst1_s8(c0 + 0, vget_low_s8(vout0x01234567_1x01234567));

	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) {
	vst1_lane_u32((void*) c2, vreinterpret_u32_s8(vout2x01234567), 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;
	vout2x01234567 = vext_s8(vout2x01234567, vout2x01234567, 4);
	vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 4);
	}
	if (nc & 2) {
	vst1_lane_u16((void*) c2, vreinterpret_u16_s8(vout2x01234567), 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;
	vout2x01234567 = vext_s8(vout2x01234567, vout2x01234567, 2);
	vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 2);
	}
	if (nc & 1) {
	vst1_lane_s8(c2, vout2x01234567, 0);
	vst1q_lane_s8(c1, vout0x01234567_1x01234567, 8);
	vst1q_lane_s8(c0, vout0x01234567_1x01234567, 0);
	}

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