src/qs8-gemm/neon-mlal-lane.c.in - platform/external/XNNPACK - Gitiles

 // Copyright 2020 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.

 $ABC = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"
 $assert NR % 8 == 0
 $assert 8 <= NR <= 16
 $assert REQUANTIZATION in ["FP32", "RNDNU"]
 $assert DATATYPE in ["QC8", "QS8", "QU8"]
 $assert DATATYPE != "QC8" or REQUANTIZATION == "FP32"
 #include <assert.h>

 #include <arm_neon.h>

 #include <xnnpack/common.h>
 #include <xnnpack/gemm.h>
 $if REQUANTIZATION == "FP32" and ARMV8:
   #include <xnnpack/intrinsics-polyfill.h>


 $PARAMS_UNION = "xnn_qs8_minmax_params" if DATATYPE == "QC8" else "xnn_%s_conv_minmax_params" % DATATYPE.lower()
 $PARAMS_STRUCT = ("" if DATATYPE == "QC8" else REQUANTIZATION.lower() + "_") + ("neonv8" if ARMV8 and REQUANTIZATION == "FP32" else "neon")
 $XINT8_T = "uint8_t" if DATATYPE == "QU8" else "int8_t"
 $XINT8X8_T = "uint8x8_t" if DATATYPE == "QU8" else "int8x8_t"
 $XINT8X16_T = "uint8x16_t" if DATATYPE == "QU8" else "int8x16_t"
 $VGET_LOW_X8 = "vget_low_u8" if DATATYPE == "QU8" else "vget_low_s8"
 $VGET_HIGH_X8 = "vget_high_u8" if DATATYPE == "QU8" else "vget_high_s8"
 $VCOMBINE_X8 = "vcombine_u8" if DATATYPE == "QU8" else "vcombine_s8"
 $VREINTERPRET_U32_X8 = "vreinterpret_u32_u8" if DATATYPE == "QU8" else "vreinterpret_u32_s8"
 $VREINTERPRETQ_U32_X8 = "vreinterpretq_u32_u8" if DATATYPE == "QU8" else "vreinterpretq_u32_s8"
 $VREINTERPRET_U16_X8 = "vreinterpret_u16_u8" if DATATYPE == "QU8" else "vreinterpret_u16_s8"
 $VREINTERPRETQ_U16_X8 = "vreinterpretq_u16_u8" if DATATYPE == "QU8" else "vreinterpretq_u16_s8"
 $VLD1_X8 = "vld1_u8" if DATATYPE == "QU8" else "vld1_s8"
 $VLD1_DUP_X8 = "vld1_dup_u8" if DATATYPE == "QU8" else "vld1_dup_s8"
 $VLD1Q_DUP_X8 = "vld1q_dup_u8" if DATATYPE == "QU8" else "vld1q_dup_s8"
 $VST1_X8 = "vst1_u8" if DATATYPE == "QU8" else "vst1_s8"
 $VST1Q_X8 = "vst1q_u8" if DATATYPE == "QU8" else "vst1q_s8"
 $VST1_LANE_X8 = "vst1_lane_u8" if DATATYPE == "QU8" else "vst1_lane_s8"
 $VST1Q_LANE_X8 = "vst1q_lane_u8" if DATATYPE == "QU8" else "vst1q_lane_s8"
 $VMIN_X8 = "vmin_u8" if DATATYPE == "QU8" else "vmin_s8"
 $VMAX_X8 = "vmax_u8" if DATATYPE == "QU8" else "vmax_s8"
 $VMINQ_X8 = "vminq_u8" if DATATYPE == "QU8" else "vminq_s8"
 $VMAXQ_X8 = "vmaxq_u8" if DATATYPE == "QU8" else "vmaxq_s8"
 $VEXT_X8 = "vext_u8" if DATATYPE == "QU8" else "vext_s8"
 $VEXTQ_X8 = "vextq_u8" if DATATYPE == "QU8" else "vextq_s8"
 $VQMOVXN_S16 = "vqmovun_s16" if DATATYPE == "QU8" else "vqmovn_s16"
 $VQMOVXN_HIGH_S16 = "vqmovun_high_s16" if DATATYPE == "QU8" else "vqmovn_high_s16"
 $ISA = "neonv8" if ARMV8 else "neon"
 void xnn_${DATATYPE.lower()}_gemm_minmax_${REQUANTIZATION.lower()}_ukernel_${MR}x${NR}__${ISA}_mlal_lane${"_prfm" if PREFETCH else ""}(
     size_t mr,
     size_t nc,
     size_t kc,
     const ${XINT8_T}* restrict a,
     size_t a_stride,
     const void* restrict w,
     ${XINT8_T}* restrict c,
     size_t cm_stride,
     size_t cn_stride,
     const union ${PARAMS_UNION} params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
 {
   assert(mr != 0);
   assert(mr <= ${MR});
   assert(nc != 0);
   assert(kc != 0);
   assert(kc % sizeof(${XINT8_T}) == 0);
   assert(a != NULL);
   assert(w != NULL);
   assert(c != NULL);

   const ${XINT8_T}* a0 = a;
   ${XINT8_T}* c0 = c;
   $for M in range(1, MR):
     const ${XINT8_T}* a${M} = (const ${XINT8_T}*) ((uintptr_t) a${M-1} + a_stride);
     ${XINT8_T}* c${M} = (${XINT8_T}*) ((uintptr_t) c${M-1} + cm_stride);
     $if M % 2 == 0:
       if XNN_UNPREDICTABLE(mr <= ${M}) {
         a${M} = a${M-1};
         c${M} = c${M-1};
       }
     $elif M + 1 == MR:
       if XNN_UNPREDICTABLE(mr != ${M+1}) {
         a${M} = a${M-1};
         c${M} = c${M-1};
       }
     $else:
       if XNN_UNPREDICTABLE(mr < ${M+1}) {
         a${M} = a${M-1};
         c${M} = c${M-1};
       }

   $if DATATYPE == "QU8":
     const uint8x8_t vb_zero_point = vld1_dup_u8(&params->${PARAMS_STRUCT}.kernel_zero_point[0]);
   do {
     $for N in range(0, NR, 4):
       int32x4_t vacc0x${ABC[N:N+4]} = vld1q_s32(w); w = (const void*) ((const int32_t*) w + 4);
     $for M in range(1, MR):
       $for N in range(0, NR, 4):
         int32x4_t vacc${M}x${ABC[N:N+4]} = vacc0x${ABC[N:N+4]};

     size_t k = kc;
     while (k >= 8 * sizeof(${XINT8_T})) {
       $for M in range(MR):
         const ${XINT8X8_T} va${M} = ${VLD1_X8}(a${M}); a${M} += 8;
         $if DATATYPE == "QU8":
           const int16x8_t vxa${M} = vreinterpretq_s16_u16(vmovl_u8(va${M}));
         $else:
           const int16x8_t vxa${M} = vmovl_s8(va${M});

       $for K in range(4):
         $for N in range(0, NR, 8):
           const ${XINT8X8_T} vb${ABC[N:N+8]}c${K} = ${VLD1_X8}(w); w = (const void*) ((const ${XINT8_T}*) w + 8);
           $if DATATYPE == "QU8":
             const int16x8_t vxb${ABC[N:N+8]}c${K} = vreinterpretq_s16_u16(vsubl_u8(vb${ABC[N:N+8]}c${K}, vb_zero_point));
           $else:
             const int16x8_t vxb${ABC[N:N+8]}c${K} = vmovl_s8(vb${ABC[N:N+8]}c${K});

           $for M in range(MR):
             vacc${M}x${ABC[N:N+4]} = vmlal_lane_s16(vacc${M}x${ABC[N:N+4]}, vget_low_s16(vxb${ABC[N:N+8]}c${K}), vget_low_s16(vxa${M}), ${K});
             vacc${M}x${ABC[N+4:N+8]} = vmlal_lane_s16(vacc${M}x${ABC[N+4:N+8]}, vget_high_s16(vxb${ABC[N:N+8]}c${K}), vget_low_s16(vxa${M}), ${K});

       $if PREFETCH:
         $for N in range(0, NR, 8):
           __builtin_prefetch((const ${XINT8_T}*) w + ${N * 8 + 448});

       $for K in range(4, 8):
         $for N in range(0, NR, 8):
           const ${XINT8X8_T} vb${ABC[N:N+8]}c${K} = ${VLD1_X8}(w); w = (const void*) ((const ${XINT8_T}*) w + 8);
           $if DATATYPE == "QU8":
             const int16x8_t vxb${ABC[N:N+8]}c${K} = vreinterpretq_s16_u16(vsubl_u8(vb${ABC[N:N+8]}c${K}, vb_zero_point));
           $else:
             const int16x8_t vxb${ABC[N:N+8]}c${K} = vmovl_s8(vb${ABC[N:N+8]}c${K});

           $for M in range(MR):
             vacc${M}x${ABC[N:N+4]} = vmlal_lane_s16(vacc${M}x${ABC[N:N+4]}, vget_low_s16(vxb${ABC[N:N+8]}c${K}), vget_high_s16(vxa${M}), ${K-4});
             vacc${M}x${ABC[N+4:N+8]} = vmlal_lane_s16(vacc${M}x${ABC[N+4:N+8]}, vget_high_s16(vxb${ABC[N:N+8]}c${K}), vget_high_s16(vxa${M}), ${K-4});

       k -= 8 * sizeof(${XINT8_T});
     }
     if XNN_UNLIKELY(k != 0) {
       $for M in range(MR):
         const ${XINT8X8_T} va${M} = ${VLD1_X8}(a${M}); a${M} = (const ${XINT8_T}*) ((uintptr_t) a${M} + k);
         $if DATATYPE == "QU8":
           const int16x8_t vxa${M} = vreinterpretq_s16_u16(vmovl_u8(va${M}));
         $else:
           const int16x8_t vxa${M} = vmovl_s8(va${M});

       $for N in range(0, NR, 8):
         const ${XINT8X8_T} vb${ABC[N:N+8]}c0 = ${VLD1_X8}(w); w = (const void*) ((const ${XINT8_T}*) w + 8);
         $if DATATYPE == "QU8":
           const int16x8_t vxb${ABC[N:N+8]}c0 = vreinterpretq_s16_u16(vsubl_u8(vb${ABC[N:N+8]}c0, vb_zero_point));
         $else:
           const int16x8_t vxb${ABC[N:N+8]}c0 = vmovl_s8(vb${ABC[N:N+8]}c0);

       $for M in range(MR):
         $for N in range(0, NR, 8):
           vacc${M}x${ABC[N:N+4]} = vmlal_lane_s16(vacc${M}x${ABC[N:N+4]}, vget_low_s16(vxb${ABC[N:N+8]}c0), vget_low_s16(vxa${M}), 0);
           vacc${M}x${ABC[N+4:N+8]} = vmlal_lane_s16(vacc${M}x${ABC[N+4:N+8]}, vget_high_s16(vxb${ABC[N:N+8]}c0), vget_low_s16(vxa${M}), 0);

       if (k >= 2 * sizeof(${XINT8_T})) {
         $for N in range(0, NR, 8):
           const ${XINT8X8_T} vb${ABC[N:N+8]}c1 = ${VLD1_X8}(w); w = (const void*) ((const ${XINT8_T}*) w + 8);
           $if DATATYPE == "QU8":
             const int16x8_t vxb${ABC[N:N+8]}c1 = vreinterpretq_s16_u16(vsubl_u8(vb${ABC[N:N+8]}c1, vb_zero_point));
           $else:
             const int16x8_t vxb${ABC[N:N+8]}c1 = vmovl_s8(vb${ABC[N:N+8]}c1);

         $for M in range(MR):
           $for N in range(0, NR, 8):
             vacc${M}x${ABC[N:N+4]} = vmlal_lane_s16(vacc${M}x${ABC[N:N+4]}, vget_low_s16(vxb${ABC[N:N+8]}c1), vget_low_s16(vxa${M}), 1);
             vacc${M}x${ABC[N+4:N+8]} = vmlal_lane_s16(vacc${M}x${ABC[N+4:N+8]}, vget_high_s16(vxb${ABC[N:N+8]}c1), vget_low_s16(vxa${M}), 1);

         if (k > 2 * sizeof(${XINT8_T})) {
           $for N in range(0, NR, 8):
             const ${XINT8X8_T} vb${ABC[N:N+8]}c2 = ${VLD1_X8}(w); w = (const void*) ((const ${XINT8_T}*) w + 8);
             $if DATATYPE == "QU8":
               const int16x8_t vxb${ABC[N:N+8]}c2 = vreinterpretq_s16_u16(vsubl_u8(vb${ABC[N:N+8]}c2, vb_zero_point));
             $else:
               const int16x8_t vxb${ABC[N:N+8]}c2 = vmovl_s8(vb${ABC[N:N+8]}c2);

           $for M in range(MR):
             $for N in range(0, NR, 8):
               vacc${M}x${ABC[N:N+4]} = vmlal_lane_s16(vacc${M}x${ABC[N:N+4]}, vget_low_s16(vxb${ABC[N:N+8]}c2), vget_low_s16(vxa${M}), 2);
               vacc${M}x${ABC[N+4:N+8]} = vmlal_lane_s16(vacc${M}x${ABC[N+4:N+8]}, vget_high_s16(vxb${ABC[N:N+8]}c2), vget_low_s16(vxa${M}), 2);

           if (k >= 4 * sizeof(${XINT8_T})) {
             $for N in range(0, NR, 8):
               const ${XINT8X8_T} vb${ABC[N:N+8]}c3 = ${VLD1_X8}(w); w = (const void*) ((const ${XINT8_T}*) w + 8);
               $if DATATYPE == "QU8":
                 const int16x8_t vxb${ABC[N:N+8]}c3 = vreinterpretq_s16_u16(vsubl_u8(vb${ABC[N:N+8]}c3, vb_zero_point));
               $else:
                 const int16x8_t vxb${ABC[N:N+8]}c3 = vmovl_s8(vb${ABC[N:N+8]}c3);

             $for M in range(MR):
               $for N in range(0, NR, 8):
                 vacc${M}x${ABC[N:N+4]} = vmlal_lane_s16(vacc${M}x${ABC[N:N+4]}, vget_low_s16(vxb${ABC[N:N+8]}c3), vget_low_s16(vxa${M}), 3);
                 vacc${M}x${ABC[N+4:N+8]} = vmlal_lane_s16(vacc${M}x${ABC[N+4:N+8]}, vget_high_s16(vxb${ABC[N:N+8]}c3), vget_low_s16(vxa${M}), 3);

             if (k > 4 * sizeof(${XINT8_T})) {
               $for N in range(0, NR, 8):
                 const ${XINT8X8_T} vb${ABC[N:N+8]}c4 = ${VLD1_X8}(w); w = (const void*) ((const ${XINT8_T}*) w + 8);
                 $if DATATYPE == "QU8":
                   const int16x8_t vxb${ABC[N:N+8]}c4 = vreinterpretq_s16_u16(vsubl_u8(vb${ABC[N:N+8]}c4, vb_zero_point));
                 $else:
                   const int16x8_t vxb${ABC[N:N+8]}c4 = vmovl_s8(vb${ABC[N:N+8]}c4);

               $for M in range(MR):
                 $for N in range(0, NR, 8):
                   vacc${M}x${ABC[N:N+4]} = vmlal_lane_s16(vacc${M}x${ABC[N:N+4]}, vget_low_s16(vxb${ABC[N:N+8]}c4), vget_high_s16(vxa${M}), 0);
                   vacc${M}x${ABC[N+4:N+8]} = vmlal_lane_s16(vacc${M}x${ABC[N+4:N+8]}, vget_high_s16(vxb${ABC[N:N+8]}c4), vget_high_s16(vxa${M}), 0);

               if (k >= 6 * sizeof(${XINT8_T})) {
                 $for N in range(0, NR, 8):
                   const ${XINT8X8_T} vb${ABC[N:N+8]}c5 = ${VLD1_X8}(w); w = (const void*) ((const ${XINT8_T}*) w + 8);
                   $if DATATYPE == "QU8":
                     const int16x8_t vxb${ABC[N:N+8]}c5 = vreinterpretq_s16_u16(vsubl_u8(vb${ABC[N:N+8]}c5, vb_zero_point));
                   $else:
                     const int16x8_t vxb${ABC[N:N+8]}c5 = vmovl_s8(vb${ABC[N:N+8]}c5);

                 $for M in range(MR):
                   $for N in range(0, NR, 8):
                     vacc${M}x${ABC[N:N+4]} = vmlal_lane_s16(vacc${M}x${ABC[N:N+4]}, vget_low_s16(vxb${ABC[N:N+8]}c5), vget_high_s16(vxa${M}), 1);
                     vacc${M}x${ABC[N+4:N+8]} = vmlal_lane_s16(vacc${M}x${ABC[N+4:N+8]}, vget_high_s16(vxb${ABC[N:N+8]}c5), vget_high_s16(vxa${M}), 1);

                 if (k > 6 * sizeof(${XINT8_T})) {
                   $for N in range(0, NR, 8):
                     const ${XINT8X8_T} vb${ABC[N:N+8]}c6 = ${VLD1_X8}(w); w = (const void*) ((const ${XINT8_T}*) w + 8);
                     $if DATATYPE == "QU8":
                       const int16x8_t vxb${ABC[N:N+8]}c6 = vreinterpretq_s16_u16(vsubl_u8(vb${ABC[N:N+8]}c6, vb_zero_point));
                     $else:
                       const int16x8_t vxb${ABC[N:N+8]}c6 = vmovl_s8(vb${ABC[N:N+8]}c6);

                   $for M in range(MR):
                     $for N in range(0, NR, 8):
                       vacc${M}x${ABC[N:N+4]} = vmlal_lane_s16(vacc${M}x${ABC[N:N+4]}, vget_low_s16(vxb${ABC[N:N+8]}c6), vget_high_s16(vxa${M}), 2);
                       vacc${M}x${ABC[N+4:N+8]} = vmlal_lane_s16(vacc${M}x${ABC[N+4:N+8]}, vget_high_s16(vxb${ABC[N:N+8]}c6), vget_high_s16(vxa${M}), 2);
                 }
               }
             }
           }
         }
       }
     }

     $if REQUANTIZATION == "RNDNU":
       const int32x4_t vright_pre_shift = vld1q_dup_s32(&params->${PARAMS_STRUCT}.right_pre_shift);
       const int32x4_t vmultiplier = vld1q_dup_s32(&params->${PARAMS_STRUCT}.multiplier);
       const int32x4_t vright_post_shift = vld1q_dup_s32(&params->${PARAMS_STRUCT}.right_post_shift);

       $for M in range(MR):
         $for N in range(0, NR, 4):
           vacc${M}x${ABC[N:N+4]} = vqshlq_s32(vacc${M}x${ABC[N:N+4]}, vright_pre_shift);

       $for M in range(MR):
         $for N in range(0, NR, 4):
           vacc${M}x${ABC[N:N+4]} = vqdmulhq_s32(vacc${M}x${ABC[N:N+4]}, vmultiplier);

       $for M in range(MR):
         $for N in range(0, NR, 4):
           vacc${M}x${ABC[N:N+4]} = vrshlq_s32(vacc${M}x${ABC[N:N+4]}, vright_post_shift);
     $elif REQUANTIZATION == "FP32":
       $for M in range(MR):
         $for N in range(0, NR, 4):
           float32x4_t vfpacc${M}x${ABC[N:N+4]} = vcvtq_f32_s32(vacc${M}x${ABC[N:N+4]});

       $if DATATYPE == "QC8":
         $for N in range(0, NR, 4):
           const float32x4_t vscale${ABC[N:N+4]} = vld1q_f32((const float*) w); w = (const void*) ((const float*) w + 4);
           $for M in range(MR):
             vfpacc${M}x${ABC[N:N+4]} = vmulq_f32(vfpacc${M}x${ABC[N:N+4]}, vscale${ABC[N:N+4]});
       $else:
         const float32x4_t vscale = vld1q_dup_f32(&params->${PARAMS_STRUCT}.scale);
         $for M in range(MR):
           $for N in range(0, NR, 4):
             vfpacc${M}x${ABC[N:N+4]} = vmulq_f32(vfpacc${M}x${ABC[N:N+4]}, vscale);

       $if ARMV8:
         $for M in range(MR):
           $for N in range(0, NR, 4):
             vacc${M}x${ABC[N:N+4]} = vcvtnq_s32_f32(vfpacc${M}x${ABC[N:N+4]});
       $else:
         const float32x4_t vmagic_bias = vld1q_dup_f32(&params->${PARAMS_STRUCT}.magic_bias);
         $for M in range(MR):
           $for N in range(0, NR, 4):
             vacc${M}x${ABC[N:N+4]} = vreinterpretq_s32_f32(vaddq_f32(vfpacc${M}x${ABC[N:N+4]}, vmagic_bias));

         const int32x4_t vmagic_bias_less_output_zero_point = vld1q_dup_s32(&params->${PARAMS_STRUCT}.magic_bias_less_output_zero_point);
         $for M in range(MR):
           $for N in range(0, NR, 4):
             vacc${M}x${ABC[N:N+4]} = vqsubq_s32(vacc${M}x${ABC[N:N+4]}, vmagic_bias_less_output_zero_point);

     $if REQUANTIZATION != "FP32" or ARMV8:
       const int16x8_t voutput_zero_point = vld1q_dup_s16(&params->${PARAMS_STRUCT}.output_zero_point);
 #if XNN_ARCH_ARM64
     $for M in range(MR):
       $for N in range(0, NR, 8):
         int16x8_t vacc${M}x${ABC[N:N+8]} = vqmovn_high_s32(vqmovn_s32(vacc${M}x${ABC[N:N+4]}), vacc${M}x${ABC[N+4:N+8]});

     $if REQUANTIZATION != "FP32" or ARMV8:
       $for M in range(MR):
         $for N in range(0, NR, 8):
           vacc${M}x${ABC[N:N+8]} = vqaddq_s16(vacc${M}x${ABC[N:N+8]}, voutput_zero_point);

     $for M in range(MR):
       $for N in range(0, NR, 16):
         $if N + 8 < NR:
           ${XINT8X16_T} vout${M}x${ABC[N:N+16]} = ${VQMOVXN_HIGH_S16}(${VQMOVXN_S16}(vacc${M}x${ABC[N:N+8]}), vacc${M}x${ABC[N+8:N+16]});
         $elif M % 2 == 1:
           ${XINT8X16_T} vout${M-1}x${ABC[N:N+8]}_${M}x${ABC[N:N+8]} = ${VQMOVXN_HIGH_S16}(${VQMOVXN_S16}(vacc${M-1}x${ABC[N:N+8]}), vacc${M}x${ABC[N:N+8]});
         $elif M + 1 == MR:
           ${XINT8X8_T} vout${M}x${ABC[N:N+8]} = ${VQMOVXN_S16}(vacc${M}x${ABC[N:N+8]});
 #else
     $for M in range(MR):
       $for N in range(0, NR, 8):
         int16x8_t vacc${M}x${ABC[N:N+8]} = vcombine_s16(vqmovn_s32(vacc${M}x${ABC[N:N+4]}), vqmovn_s32(vacc${M}x${ABC[N+4:N+8]}));

     $if REQUANTIZATION != "FP32" or ARMV8:
       $for M in range(MR):
         $for N in range(0, NR, 8):
           vacc${M}x${ABC[N:N+8]} = vqaddq_s16(vacc${M}x${ABC[N:N+8]}, voutput_zero_point);

     $for M in range(MR):
       $for N in range(0, NR, 16):
         $if N + 8 < NR:
           ${XINT8X16_T} vout${M}x${ABC[N:N+16]} = ${VCOMBINE_X8}(${VQMOVXN_S16}(vacc${M}x${ABC[N:N+8]}), ${VQMOVXN_S16}(vacc${M}x${ABC[N+8:N+16]}));
         $elif M % 2 == 1:
           ${XINT8X16_T} vout${M-1}x${ABC[N:N+8]}_${M}x${ABC[N:N+8]} = ${VCOMBINE_X8}(${VQMOVXN_S16}(vacc${M-1}x${ABC[N:N+8]}), ${VQMOVXN_S16}(vacc${M}x${ABC[N:N+8]}));
         $elif M + 1 == MR:
           ${XINT8X8_T} vout${M}x${ABC[N:N+8]} = ${VQMOVXN_S16}(vacc${M}x${ABC[N:N+8]});
 #endif

     $if NR == 8 and MR == 1:
       const ${XINT8X8_T} voutput_min = ${VLD1_DUP_X8}(&params->${PARAMS_STRUCT}.output_min);
     $else:
       const ${XINT8X16_T} voutput_min = ${VLD1Q_DUP_X8}(&params->${PARAMS_STRUCT}.output_min);
     $for M in range(MR):
       $for N in range(0, NR, 16):
         $if N + 8 < NR:
           vout${M}x${ABC[N:N+16]} = ${VMAXQ_X8}(vout${M}x${ABC[N:N+16]}, voutput_min);
         $elif M % 2 == 1:
           vout${M-1}x${ABC[N:N+8]}_${M}x${ABC[N:N+8]} = ${VMAXQ_X8}(vout${M-1}x${ABC[N:N+8]}_${M}x${ABC[N:N+8]}, voutput_min);
         $elif M + 1 == MR:
           $if NR == 8 and MR == 1:
             vout${M}x${ABC[N:N+8]} = ${VMAX_X8}(vout${M}x${ABC[N:N+8]}, voutput_min);
           $else:
             vout${M}x${ABC[N:N+8]} = ${VMAX_X8}(vout${M}x${ABC[N:N+8]}, ${VGET_LOW_X8}(voutput_min));

     $if NR == 8 and MR == 1:
       const ${XINT8X8_T} voutput_max = ${VLD1_DUP_X8}(&params->${PARAMS_STRUCT}.output_max);
     $else:
       const ${XINT8X16_T} voutput_max = ${VLD1Q_DUP_X8}(&params->${PARAMS_STRUCT}.output_max);
     $for M in range(MR):
       $for N in range(0, NR, 16):
         $if N + 8 < NR:
           vout${M}x${ABC[N:N+16]} = ${VMINQ_X8}(vout${M}x${ABC[N:N+16]}, voutput_max);
         $elif M % 2 == 1:
           vout${M-1}x${ABC[N:N+8]}_${M}x${ABC[N:N+8]} = ${VMINQ_X8}(vout${M-1}x${ABC[N:N+8]}_${M}x${ABC[N:N+8]}, voutput_max);
         $elif M + 1 == MR:
           $if NR == 8 and MR == 1:
             vout${M}x${ABC[N:N+8]} = ${VMIN_X8}(vout${M}x${ABC[N:N+8]}, voutput_max);
           $else:
             vout${M}x${ABC[N:N+8]} = ${VMIN_X8}(vout${M}x${ABC[N:N+8]}, ${VGET_LOW_X8}(voutput_max));

     if (nc >= ${NR}) {
       $for M in range(MR):
         $for N in range(0, NR, 16):
           $if N + 8 < NR:
             ${VST1Q_X8}(c${M} + ${N}, vout${M}x${ABC[N:N+16]});
           $elif M % 2 == 1:
             ${VST1_X8}(c${M-1} + ${N}, ${VGET_LOW_X8}(vout${M-1}x${ABC[N:N+8]}_${M}x${ABC[N:N+8]}));
             ${VST1_X8}(c${M} + ${N}, ${VGET_HIGH_X8}(vout${M-1}x${ABC[N:N+8]}_${M}x${ABC[N:N+8]}));
           $elif M + 1 == MR:
             ${VST1_X8}(c${M} + ${N}, vout${M}x${ABC[N:N+8]});

       $for M in range(MR):
         c${M} = (${XINT8_T}*) ((uintptr_t) c${M} + cn_stride);

       $for M in range(MR):
         a${M} = (const ${XINT8_T}*) ((uintptr_t) a${M} - kc);

       nc -= ${NR};
     } else {
       $if NR == 16:
         $for M in range(MR):
           $if M % 2 == 1:
             ${XINT8X16_T} vout${M-1}x01234567_${M}x01234567 = ${VCOMBINE_X8}(${VGET_LOW_X8}(vout${M-1}x0123456789ABCDEF), ${VGET_LOW_X8}(vout${M}x0123456789ABCDEF));
           $elif M + 1 == MR:
             ${XINT8X8_T} vout${M}x01234567 = ${VGET_LOW_X8}(vout${M}x0123456789ABCDEF);
         if (nc & 8) {
           $for M in range(MR):
             $if M % 2 == 1:
               ${VST1_X8}(c${M-1}, ${VGET_LOW_X8}(vout${M-1}x01234567_${M}x01234567)); c${M-1} += 8;
               ${VST1_X8}(c${M}, ${VGET_HIGH_X8}(vout${M-1}x01234567_${M}x01234567)); c${M} += 8;
             $elif M + 1 == MR:
               ${VST1_X8}(c${M}, vout${M}x01234567); c${M} += 8;
           $for M in range(MR):
             $if M % 2 == 1:
               vout${M-1}x01234567_${M}x01234567 = ${VCOMBINE_X8}(${VGET_HIGH_X8}(vout${M-1}x0123456789ABCDEF), ${VGET_HIGH_X8}(vout${M}x0123456789ABCDEF));
             $elif M + 1 == MR:
               vout${M}x01234567 = ${VGET_HIGH_X8}(vout${M}x0123456789ABCDEF);
         }
       if (nc & 4) {
         $for M in range(MR):
           $if M % 2 == 1:
             vst1q_lane_u32((void*) c${M-1}, ${VREINTERPRETQ_U32_X8}(vout${M-1}x01234567_${M}x01234567), 0); c${M-1} += 4;
             vst1q_lane_u32((void*) c${M}, ${VREINTERPRETQ_U32_X8}(vout${M-1}x01234567_${M}x01234567), 2); c${M} += 4;
           $elif M + 1 == MR:
             vst1_lane_u32((void*) c${M}, ${VREINTERPRET_U32_X8}(vout${M}x01234567), 0); c${M} += 4;
         $for M in range(MR):
           $if M % 2 == 1:
             vout${M-1}x01234567_${M}x01234567 = ${VEXTQ_X8}(vout${M-1}x01234567_${M}x01234567, vout${M-1}x01234567_${M}x01234567, 4);
           $elif M + 1 == MR:
             vout${M}x01234567 = ${VEXT_X8}(vout${M}x01234567, vout${M}x01234567, 4);
       }
       if (nc & 2) {
         $for M in range(MR):
           $if M % 2 == 1:
             vst1q_lane_u16((void*) c${M-1}, ${VREINTERPRETQ_U16_X8}(vout${M-1}x01234567_${M}x01234567), 0); c${M-1} += 2;
             vst1q_lane_u16((void*) c${M}, ${VREINTERPRETQ_U16_X8}(vout${M-1}x01234567_${M}x01234567), 4); c${M} += 2;
           $elif M + 1 == MR:
             vst1_lane_u16((void*) c${M}, ${VREINTERPRET_U16_X8}(vout${M}x01234567), 0); c${M} += 2;
         $for M in range(MR):
           $if M % 2 == 1:
             vout${M-1}x01234567_${M}x01234567 = ${VEXTQ_X8}(vout${M-1}x01234567_${M}x01234567, vout${M-1}x01234567_${M}x01234567, 2);
           $elif M + 1 == MR:
             vout${M}x01234567 = ${VEXT_X8}(vout${M}x01234567, vout${M}x01234567, 2);
       }
       if (nc & 1) {
         $for M in range(MR):
           $if M % 2 == 1:
             ${VST1Q_LANE_X8}(c${M-1}, vout${M-1}x01234567_${M}x01234567, 0);
             ${VST1Q_LANE_X8}(c${M}, vout${M-1}x01234567_${M}x01234567, 8);
           $elif M + 1 == MR:
             ${VST1_LANE_X8}(c${M}, vout${M}x01234567, 0);
       }

       nc = 0;
     }
   } while (nc != 0);
 }
	// Copyright 2020 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.

	$ABC = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"
	$assert NR % 8 == 0
	$assert 8 <= NR <= 16
	$assert REQUANTIZATION in ["FP32", "RNDNU"]
	$assert DATATYPE in ["QC8", "QS8", "QU8"]
	$assert DATATYPE != "QC8" or REQUANTIZATION == "FP32"
	#include <assert.h>

	#include <arm_neon.h>

	#include <xnnpack/common.h>
	#include <xnnpack/gemm.h>
	$if REQUANTIZATION == "FP32" and ARMV8:
	#include <xnnpack/intrinsics-polyfill.h>


	$PARAMS_UNION = "xnn_qs8_minmax_params" if DATATYPE == "QC8" else "xnn_%s_conv_minmax_params" % DATATYPE.lower()
	$PARAMS_STRUCT = ("" if DATATYPE == "QC8" else REQUANTIZATION.lower() + "_") + ("neonv8" if ARMV8 and REQUANTIZATION == "FP32" else "neon")
	$XINT8_T = "uint8_t" if DATATYPE == "QU8" else "int8_t"
	$XINT8X8_T = "uint8x8_t" if DATATYPE == "QU8" else "int8x8_t"
	$XINT8X16_T = "uint8x16_t" if DATATYPE == "QU8" else "int8x16_t"
	$VGET_LOW_X8 = "vget_low_u8" if DATATYPE == "QU8" else "vget_low_s8"
	$VGET_HIGH_X8 = "vget_high_u8" if DATATYPE == "QU8" else "vget_high_s8"
	$VCOMBINE_X8 = "vcombine_u8" if DATATYPE == "QU8" else "vcombine_s8"
	$VREINTERPRET_U32_X8 = "vreinterpret_u32_u8" if DATATYPE == "QU8" else "vreinterpret_u32_s8"
	$VREINTERPRETQ_U32_X8 = "vreinterpretq_u32_u8" if DATATYPE == "QU8" else "vreinterpretq_u32_s8"
	$VREINTERPRET_U16_X8 = "vreinterpret_u16_u8" if DATATYPE == "QU8" else "vreinterpret_u16_s8"
	$VREINTERPRETQ_U16_X8 = "vreinterpretq_u16_u8" if DATATYPE == "QU8" else "vreinterpretq_u16_s8"
	$VLD1_X8 = "vld1_u8" if DATATYPE == "QU8" else "vld1_s8"
	$VLD1_DUP_X8 = "vld1_dup_u8" if DATATYPE == "QU8" else "vld1_dup_s8"
	$VLD1Q_DUP_X8 = "vld1q_dup_u8" if DATATYPE == "QU8" else "vld1q_dup_s8"
	$VST1_X8 = "vst1_u8" if DATATYPE == "QU8" else "vst1_s8"
	$VST1Q_X8 = "vst1q_u8" if DATATYPE == "QU8" else "vst1q_s8"
	$VST1_LANE_X8 = "vst1_lane_u8" if DATATYPE == "QU8" else "vst1_lane_s8"
	$VST1Q_LANE_X8 = "vst1q_lane_u8" if DATATYPE == "QU8" else "vst1q_lane_s8"
	$VMIN_X8 = "vmin_u8" if DATATYPE == "QU8" else "vmin_s8"
	$VMAX_X8 = "vmax_u8" if DATATYPE == "QU8" else "vmax_s8"
	$VMINQ_X8 = "vminq_u8" if DATATYPE == "QU8" else "vminq_s8"
	$VMAXQ_X8 = "vmaxq_u8" if DATATYPE == "QU8" else "vmaxq_s8"
	$VEXT_X8 = "vext_u8" if DATATYPE == "QU8" else "vext_s8"
	$VEXTQ_X8 = "vextq_u8" if DATATYPE == "QU8" else "vextq_s8"
	$VQMOVXN_S16 = "vqmovun_s16" if DATATYPE == "QU8" else "vqmovn_s16"
	$VQMOVXN_HIGH_S16 = "vqmovun_high_s16" if DATATYPE == "QU8" else "vqmovn_high_s16"
	$ISA = "neonv8" if ARMV8 else "neon"
	void xnn_${DATATYPE.lower()}_gemm_minmax_${REQUANTIZATION.lower()}_ukernel_${MR}x${NR}__${ISA}_mlal_lane${"_prfm" if PREFETCH else ""}(
	size_t mr,
	size_t nc,
	size_t kc,
	const ${XINT8_T}* restrict a,
	size_t a_stride,
	const void* restrict w,
	${XINT8_T}* restrict c,
	size_t cm_stride,
	size_t cn_stride,
	const union ${PARAMS_UNION} params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
	{
	assert(mr != 0);
	assert(mr <= ${MR});
	assert(nc != 0);
	assert(kc != 0);
	assert(kc % sizeof(${XINT8_T}) == 0);
	assert(a != NULL);
	assert(w != NULL);
	assert(c != NULL);

	const ${XINT8_T}* a0 = a;
	${XINT8_T}* c0 = c;
	$for M in range(1, MR):
	const ${XINT8_T}* a${M} = (const ${XINT8_T}*) ((uintptr_t) a${M-1} + a_stride);
	${XINT8_T}* c${M} = (${XINT8_T}*) ((uintptr_t) c${M-1} + cm_stride);
	$if M % 2 == 0:
	if XNN_UNPREDICTABLE(mr <= ${M}) {
	a${M} = a${M-1};
	c${M} = c${M-1};
	}
	$elif M + 1 == MR:
	if XNN_UNPREDICTABLE(mr != ${M+1}) {
	a${M} = a${M-1};
	c${M} = c${M-1};
	}
	$else:
	if XNN_UNPREDICTABLE(mr < ${M+1}) {
	a${M} = a${M-1};
	c${M} = c${M-1};
	}

	$if DATATYPE == "QU8":
	const uint8x8_t vb_zero_point = vld1_dup_u8(&params->${PARAMS_STRUCT}.kernel_zero_point[0]);
	do {
	$for N in range(0, NR, 4):
	int32x4_t vacc0x${ABC[N:N+4]} = vld1q_s32(w); w = (const void) ((const int32_t) w + 4);
	$for M in range(1, MR):
	$for N in range(0, NR, 4):
	int32x4_t vacc${M}x${ABC[N:N+4]} = vacc0x${ABC[N:N+4]};

	size_t k = kc;
	while (k >= 8 * sizeof(${XINT8_T})) {
	$for M in range(MR):
	const ${XINT8X8_T} va${M} = ${VLD1_X8}(a${M}); a${M} += 8;
	$if DATATYPE == "QU8":
	const int16x8_t vxa${M} = vreinterpretq_s16_u16(vmovl_u8(va${M}));
	$else:
	const int16x8_t vxa${M} = vmovl_s8(va${M});

	$for K in range(4):
	$for N in range(0, NR, 8):
	const ${XINT8X8_T} vb${ABC[N:N+8]}c${K} = ${VLD1_X8}(w); w = (const void) ((const ${XINT8_T}) w + 8);
	$if DATATYPE == "QU8":
	const int16x8_t vxb${ABC[N:N+8]}c${K} = vreinterpretq_s16_u16(vsubl_u8(vb${ABC[N:N+8]}c${K}, vb_zero_point));
	$else:
	const int16x8_t vxb${ABC[N:N+8]}c${K} = vmovl_s8(vb${ABC[N:N+8]}c${K});

	$for M in range(MR):
	vacc${M}x${ABC[N:N+4]} = vmlal_lane_s16(vacc${M}x${ABC[N:N+4]}, vget_low_s16(vxb${ABC[N:N+8]}c${K}), vget_low_s16(vxa${M}), ${K});
	vacc${M}x${ABC[N+4:N+8]} = vmlal_lane_s16(vacc${M}x${ABC[N+4:N+8]}, vget_high_s16(vxb${ABC[N:N+8]}c${K}), vget_low_s16(vxa${M}), ${K});

	$if PREFETCH:
	$for N in range(0, NR, 8):
	__builtin_prefetch((const ${XINT8_T}) w + ${N 8 + 448});

	$for K in range(4, 8):
	$for N in range(0, NR, 8):
	const ${XINT8X8_T} vb${ABC[N:N+8]}c${K} = ${VLD1_X8}(w); w = (const void) ((const ${XINT8_T}) w + 8);
	$if DATATYPE == "QU8":
	const int16x8_t vxb${ABC[N:N+8]}c${K} = vreinterpretq_s16_u16(vsubl_u8(vb${ABC[N:N+8]}c${K}, vb_zero_point));
	$else:
	const int16x8_t vxb${ABC[N:N+8]}c${K} = vmovl_s8(vb${ABC[N:N+8]}c${K});

	$for M in range(MR):
	vacc${M}x${ABC[N:N+4]} = vmlal_lane_s16(vacc${M}x${ABC[N:N+4]}, vget_low_s16(vxb${ABC[N:N+8]}c${K}), vget_high_s16(vxa${M}), ${K-4});
	vacc${M}x${ABC[N+4:N+8]} = vmlal_lane_s16(vacc${M}x${ABC[N+4:N+8]}, vget_high_s16(vxb${ABC[N:N+8]}c${K}), vget_high_s16(vxa${M}), ${K-4});

	k -= 8 * sizeof(${XINT8_T});
	}
	if XNN_UNLIKELY(k != 0) {
	$for M in range(MR):
	const ${XINT8X8_T} va${M} = ${VLD1_X8}(a${M}); a${M} = (const ${XINT8_T}*) ((uintptr_t) a${M} + k);
	$if DATATYPE == "QU8":
	const int16x8_t vxa${M} = vreinterpretq_s16_u16(vmovl_u8(va${M}));
	$else:
	const int16x8_t vxa${M} = vmovl_s8(va${M});

	$for N in range(0, NR, 8):
	const ${XINT8X8_T} vb${ABC[N:N+8]}c0 = ${VLD1_X8}(w); w = (const void) ((const ${XINT8_T}) w + 8);
	$if DATATYPE == "QU8":
	const int16x8_t vxb${ABC[N:N+8]}c0 = vreinterpretq_s16_u16(vsubl_u8(vb${ABC[N:N+8]}c0, vb_zero_point));
	$else:
	const int16x8_t vxb${ABC[N:N+8]}c0 = vmovl_s8(vb${ABC[N:N+8]}c0);

	$for M in range(MR):
	$for N in range(0, NR, 8):
	vacc${M}x${ABC[N:N+4]} = vmlal_lane_s16(vacc${M}x${ABC[N:N+4]}, vget_low_s16(vxb${ABC[N:N+8]}c0), vget_low_s16(vxa${M}), 0);
	vacc${M}x${ABC[N+4:N+8]} = vmlal_lane_s16(vacc${M}x${ABC[N+4:N+8]}, vget_high_s16(vxb${ABC[N:N+8]}c0), vget_low_s16(vxa${M}), 0);

	if (k >= 2 * sizeof(${XINT8_T})) {
	$for N in range(0, NR, 8):
	const ${XINT8X8_T} vb${ABC[N:N+8]}c1 = ${VLD1_X8}(w); w = (const void) ((const ${XINT8_T}) w + 8);
	$if DATATYPE == "QU8":
	const int16x8_t vxb${ABC[N:N+8]}c1 = vreinterpretq_s16_u16(vsubl_u8(vb${ABC[N:N+8]}c1, vb_zero_point));
	$else:
	const int16x8_t vxb${ABC[N:N+8]}c1 = vmovl_s8(vb${ABC[N:N+8]}c1);

	$for M in range(MR):
	$for N in range(0, NR, 8):
	vacc${M}x${ABC[N:N+4]} = vmlal_lane_s16(vacc${M}x${ABC[N:N+4]}, vget_low_s16(vxb${ABC[N:N+8]}c1), vget_low_s16(vxa${M}), 1);
	vacc${M}x${ABC[N+4:N+8]} = vmlal_lane_s16(vacc${M}x${ABC[N+4:N+8]}, vget_high_s16(vxb${ABC[N:N+8]}c1), vget_low_s16(vxa${M}), 1);

	if (k > 2 * sizeof(${XINT8_T})) {
	$for N in range(0, NR, 8):
	const ${XINT8X8_T} vb${ABC[N:N+8]}c2 = ${VLD1_X8}(w); w = (const void) ((const ${XINT8_T}) w + 8);
	$if DATATYPE == "QU8":
	const int16x8_t vxb${ABC[N:N+8]}c2 = vreinterpretq_s16_u16(vsubl_u8(vb${ABC[N:N+8]}c2, vb_zero_point));
	$else:
	const int16x8_t vxb${ABC[N:N+8]}c2 = vmovl_s8(vb${ABC[N:N+8]}c2);

	$for M in range(MR):
	$for N in range(0, NR, 8):
	vacc${M}x${ABC[N:N+4]} = vmlal_lane_s16(vacc${M}x${ABC[N:N+4]}, vget_low_s16(vxb${ABC[N:N+8]}c2), vget_low_s16(vxa${M}), 2);
	vacc${M}x${ABC[N+4:N+8]} = vmlal_lane_s16(vacc${M}x${ABC[N+4:N+8]}, vget_high_s16(vxb${ABC[N:N+8]}c2), vget_low_s16(vxa${M}), 2);

	if (k >= 4 * sizeof(${XINT8_T})) {
	$for N in range(0, NR, 8):
	const ${XINT8X8_T} vb${ABC[N:N+8]}c3 = ${VLD1_X8}(w); w = (const void) ((const ${XINT8_T}) w + 8);
	$if DATATYPE == "QU8":
	const int16x8_t vxb${ABC[N:N+8]}c3 = vreinterpretq_s16_u16(vsubl_u8(vb${ABC[N:N+8]}c3, vb_zero_point));
	$else:
	const int16x8_t vxb${ABC[N:N+8]}c3 = vmovl_s8(vb${ABC[N:N+8]}c3);

	$for M in range(MR):
	$for N in range(0, NR, 8):
	vacc${M}x${ABC[N:N+4]} = vmlal_lane_s16(vacc${M}x${ABC[N:N+4]}, vget_low_s16(vxb${ABC[N:N+8]}c3), vget_low_s16(vxa${M}), 3);
	vacc${M}x${ABC[N+4:N+8]} = vmlal_lane_s16(vacc${M}x${ABC[N+4:N+8]}, vget_high_s16(vxb${ABC[N:N+8]}c3), vget_low_s16(vxa${M}), 3);

	if (k > 4 * sizeof(${XINT8_T})) {
	$for N in range(0, NR, 8):
	const ${XINT8X8_T} vb${ABC[N:N+8]}c4 = ${VLD1_X8}(w); w = (const void) ((const ${XINT8_T}) w + 8);
	$if DATATYPE == "QU8":
	const int16x8_t vxb${ABC[N:N+8]}c4 = vreinterpretq_s16_u16(vsubl_u8(vb${ABC[N:N+8]}c4, vb_zero_point));
	$else:
	const int16x8_t vxb${ABC[N:N+8]}c4 = vmovl_s8(vb${ABC[N:N+8]}c4);

	$for M in range(MR):
	$for N in range(0, NR, 8):
	vacc${M}x${ABC[N:N+4]} = vmlal_lane_s16(vacc${M}x${ABC[N:N+4]}, vget_low_s16(vxb${ABC[N:N+8]}c4), vget_high_s16(vxa${M}), 0);
	vacc${M}x${ABC[N+4:N+8]} = vmlal_lane_s16(vacc${M}x${ABC[N+4:N+8]}, vget_high_s16(vxb${ABC[N:N+8]}c4), vget_high_s16(vxa${M}), 0);

	if (k >= 6 * sizeof(${XINT8_T})) {
	$for N in range(0, NR, 8):
	const ${XINT8X8_T} vb${ABC[N:N+8]}c5 = ${VLD1_X8}(w); w = (const void) ((const ${XINT8_T}) w + 8);
	$if DATATYPE == "QU8":
	const int16x8_t vxb${ABC[N:N+8]}c5 = vreinterpretq_s16_u16(vsubl_u8(vb${ABC[N:N+8]}c5, vb_zero_point));
	$else:
	const int16x8_t vxb${ABC[N:N+8]}c5 = vmovl_s8(vb${ABC[N:N+8]}c5);

	$for M in range(MR):
	$for N in range(0, NR, 8):
	vacc${M}x${ABC[N:N+4]} = vmlal_lane_s16(vacc${M}x${ABC[N:N+4]}, vget_low_s16(vxb${ABC[N:N+8]}c5), vget_high_s16(vxa${M}), 1);
	vacc${M}x${ABC[N+4:N+8]} = vmlal_lane_s16(vacc${M}x${ABC[N+4:N+8]}, vget_high_s16(vxb${ABC[N:N+8]}c5), vget_high_s16(vxa${M}), 1);

	if (k > 6 * sizeof(${XINT8_T})) {
	$for N in range(0, NR, 8):
	const ${XINT8X8_T} vb${ABC[N:N+8]}c6 = ${VLD1_X8}(w); w = (const void) ((const ${XINT8_T}) w + 8);
	$if DATATYPE == "QU8":
	const int16x8_t vxb${ABC[N:N+8]}c6 = vreinterpretq_s16_u16(vsubl_u8(vb${ABC[N:N+8]}c6, vb_zero_point));
	$else:
	const int16x8_t vxb${ABC[N:N+8]}c6 = vmovl_s8(vb${ABC[N:N+8]}c6);

	$for M in range(MR):
	$for N in range(0, NR, 8):
	vacc${M}x${ABC[N:N+4]} = vmlal_lane_s16(vacc${M}x${ABC[N:N+4]}, vget_low_s16(vxb${ABC[N:N+8]}c6), vget_high_s16(vxa${M}), 2);
	vacc${M}x${ABC[N+4:N+8]} = vmlal_lane_s16(vacc${M}x${ABC[N+4:N+8]}, vget_high_s16(vxb${ABC[N:N+8]}c6), vget_high_s16(vxa${M}), 2);
	}
	}
	}
	}
	}
	}
	}

	$if REQUANTIZATION == "RNDNU":
	const int32x4_t vright_pre_shift = vld1q_dup_s32(&params->${PARAMS_STRUCT}.right_pre_shift);
	const int32x4_t vmultiplier = vld1q_dup_s32(&params->${PARAMS_STRUCT}.multiplier);
	const int32x4_t vright_post_shift = vld1q_dup_s32(&params->${PARAMS_STRUCT}.right_post_shift);

	$for M in range(MR):
	$for N in range(0, NR, 4):
	vacc${M}x${ABC[N:N+4]} = vqshlq_s32(vacc${M}x${ABC[N:N+4]}, vright_pre_shift);

	$for M in range(MR):
	$for N in range(0, NR, 4):
	vacc${M}x${ABC[N:N+4]} = vqdmulhq_s32(vacc${M}x${ABC[N:N+4]}, vmultiplier);

	$for M in range(MR):
	$for N in range(0, NR, 4):
	vacc${M}x${ABC[N:N+4]} = vrshlq_s32(vacc${M}x${ABC[N:N+4]}, vright_post_shift);
	$elif REQUANTIZATION == "FP32":
	$for M in range(MR):
	$for N in range(0, NR, 4):
	float32x4_t vfpacc${M}x${ABC[N:N+4]} = vcvtq_f32_s32(vacc${M}x${ABC[N:N+4]});

	$if DATATYPE == "QC8":
	$for N in range(0, NR, 4):
	const float32x4_t vscale${ABC[N:N+4]} = vld1q_f32((const float) w); w = (const void) ((const float*) w + 4);
	$for M in range(MR):
	vfpacc${M}x${ABC[N:N+4]} = vmulq_f32(vfpacc${M}x${ABC[N:N+4]}, vscale${ABC[N:N+4]});
	$else:
	const float32x4_t vscale = vld1q_dup_f32(&params->${PARAMS_STRUCT}.scale);
	$for M in range(MR):
	$for N in range(0, NR, 4):
	vfpacc${M}x${ABC[N:N+4]} = vmulq_f32(vfpacc${M}x${ABC[N:N+4]}, vscale);

	$if ARMV8:
	$for M in range(MR):
	$for N in range(0, NR, 4):
	vacc${M}x${ABC[N:N+4]} = vcvtnq_s32_f32(vfpacc${M}x${ABC[N:N+4]});
	$else:
	const float32x4_t vmagic_bias = vld1q_dup_f32(&params->${PARAMS_STRUCT}.magic_bias);
	$for M in range(MR):
	$for N in range(0, NR, 4):
	vacc${M}x${ABC[N:N+4]} = vreinterpretq_s32_f32(vaddq_f32(vfpacc${M}x${ABC[N:N+4]}, vmagic_bias));

	const int32x4_t vmagic_bias_less_output_zero_point = vld1q_dup_s32(&params->${PARAMS_STRUCT}.magic_bias_less_output_zero_point);
	$for M in range(MR):
	$for N in range(0, NR, 4):
	vacc${M}x${ABC[N:N+4]} = vqsubq_s32(vacc${M}x${ABC[N:N+4]}, vmagic_bias_less_output_zero_point);

	$if REQUANTIZATION != "FP32" or ARMV8:
	const int16x8_t voutput_zero_point = vld1q_dup_s16(&params->${PARAMS_STRUCT}.output_zero_point);
	#if XNN_ARCH_ARM64
	$for M in range(MR):
	$for N in range(0, NR, 8):
	int16x8_t vacc${M}x${ABC[N:N+8]} = vqmovn_high_s32(vqmovn_s32(vacc${M}x${ABC[N:N+4]}), vacc${M}x${ABC[N+4:N+8]});

	$if REQUANTIZATION != "FP32" or ARMV8:
	$for M in range(MR):
	$for N in range(0, NR, 8):
	vacc${M}x${ABC[N:N+8]} = vqaddq_s16(vacc${M}x${ABC[N:N+8]}, voutput_zero_point);

	$for M in range(MR):
	$for N in range(0, NR, 16):
	$if N + 8 < NR:
	${XINT8X16_T} vout${M}x${ABC[N:N+16]} = ${VQMOVXN_HIGH_S16}(${VQMOVXN_S16}(vacc${M}x${ABC[N:N+8]}), vacc${M}x${ABC[N+8:N+16]});
	$elif M % 2 == 1:
	${XINT8X16_T} vout${M-1}x${ABC[N:N+8]}_${M}x${ABC[N:N+8]} = ${VQMOVXN_HIGH_S16}(${VQMOVXN_S16}(vacc${M-1}x${ABC[N:N+8]}), vacc${M}x${ABC[N:N+8]});
	$elif M + 1 == MR:
	${XINT8X8_T} vout${M}x${ABC[N:N+8]} = ${VQMOVXN_S16}(vacc${M}x${ABC[N:N+8]});
	#else
	$for M in range(MR):
	$for N in range(0, NR, 8):
	int16x8_t vacc${M}x${ABC[N:N+8]} = vcombine_s16(vqmovn_s32(vacc${M}x${ABC[N:N+4]}), vqmovn_s32(vacc${M}x${ABC[N+4:N+8]}));

	$if REQUANTIZATION != "FP32" or ARMV8:
	$for M in range(MR):
	$for N in range(0, NR, 8):
	vacc${M}x${ABC[N:N+8]} = vqaddq_s16(vacc${M}x${ABC[N:N+8]}, voutput_zero_point);

	$for M in range(MR):
	$for N in range(0, NR, 16):
	$if N + 8 < NR:
	${XINT8X16_T} vout${M}x${ABC[N:N+16]} = ${VCOMBINE_X8}(${VQMOVXN_S16}(vacc${M}x${ABC[N:N+8]}), ${VQMOVXN_S16}(vacc${M}x${ABC[N+8:N+16]}));
	$elif M % 2 == 1:
	${XINT8X16_T} vout${M-1}x${ABC[N:N+8]}_${M}x${ABC[N:N+8]} = ${VCOMBINE_X8}(${VQMOVXN_S16}(vacc${M-1}x${ABC[N:N+8]}), ${VQMOVXN_S16}(vacc${M}x${ABC[N:N+8]}));
	$elif M + 1 == MR:
	${XINT8X8_T} vout${M}x${ABC[N:N+8]} = ${VQMOVXN_S16}(vacc${M}x${ABC[N:N+8]});
	#endif

	$if NR == 8 and MR == 1:
	const ${XINT8X8_T} voutput_min = ${VLD1_DUP_X8}(&params->${PARAMS_STRUCT}.output_min);
	$else:
	const ${XINT8X16_T} voutput_min = ${VLD1Q_DUP_X8}(&params->${PARAMS_STRUCT}.output_min);
	$for M in range(MR):
	$for N in range(0, NR, 16):
	$if N + 8 < NR:
	vout${M}x${ABC[N:N+16]} = ${VMAXQ_X8}(vout${M}x${ABC[N:N+16]}, voutput_min);
	$elif M % 2 == 1:
	vout${M-1}x${ABC[N:N+8]}_${M}x${ABC[N:N+8]} = ${VMAXQ_X8}(vout${M-1}x${ABC[N:N+8]}_${M}x${ABC[N:N+8]}, voutput_min);
	$elif M + 1 == MR:
	$if NR == 8 and MR == 1:
	vout${M}x${ABC[N:N+8]} = ${VMAX_X8}(vout${M}x${ABC[N:N+8]}, voutput_min);
	$else:
	vout${M}x${ABC[N:N+8]} = ${VMAX_X8}(vout${M}x${ABC[N:N+8]}, ${VGET_LOW_X8}(voutput_min));

	$if NR == 8 and MR == 1:
	const ${XINT8X8_T} voutput_max = ${VLD1_DUP_X8}(&params->${PARAMS_STRUCT}.output_max);
	$else:
	const ${XINT8X16_T} voutput_max = ${VLD1Q_DUP_X8}(&params->${PARAMS_STRUCT}.output_max);
	$for M in range(MR):
	$for N in range(0, NR, 16):
	$if N + 8 < NR:
	vout${M}x${ABC[N:N+16]} = ${VMINQ_X8}(vout${M}x${ABC[N:N+16]}, voutput_max);
	$elif M % 2 == 1:
	vout${M-1}x${ABC[N:N+8]}_${M}x${ABC[N:N+8]} = ${VMINQ_X8}(vout${M-1}x${ABC[N:N+8]}_${M}x${ABC[N:N+8]}, voutput_max);
	$elif M + 1 == MR:
	$if NR == 8 and MR == 1:
	vout${M}x${ABC[N:N+8]} = ${VMIN_X8}(vout${M}x${ABC[N:N+8]}, voutput_max);
	$else:
	vout${M}x${ABC[N:N+8]} = ${VMIN_X8}(vout${M}x${ABC[N:N+8]}, ${VGET_LOW_X8}(voutput_max));

	if (nc >= ${NR}) {
	$for M in range(MR):
	$for N in range(0, NR, 16):
	$if N + 8 < NR:
	${VST1Q_X8}(c${M} + ${N}, vout${M}x${ABC[N:N+16]});
	$elif M % 2 == 1:
	${VST1_X8}(c${M-1} + ${N}, ${VGET_LOW_X8}(vout${M-1}x${ABC[N:N+8]}_${M}x${ABC[N:N+8]}));
	${VST1_X8}(c${M} + ${N}, ${VGET_HIGH_X8}(vout${M-1}x${ABC[N:N+8]}_${M}x${ABC[N:N+8]}));
	$elif M + 1 == MR:
	${VST1_X8}(c${M} + ${N}, vout${M}x${ABC[N:N+8]});

	$for M in range(MR):
	c${M} = (${XINT8_T}*) ((uintptr_t) c${M} + cn_stride);

	$for M in range(MR):
	a${M} = (const ${XINT8_T}*) ((uintptr_t) a${M} - kc);

	nc -= ${NR};
	} else {
	$if NR == 16:
	$for M in range(MR):
	$if M % 2 == 1:
	${XINT8X16_T} vout${M-1}x01234567_${M}x01234567 = ${VCOMBINE_X8}(${VGET_LOW_X8}(vout${M-1}x0123456789ABCDEF), ${VGET_LOW_X8}(vout${M}x0123456789ABCDEF));
	$elif M + 1 == MR:
	${XINT8X8_T} vout${M}x01234567 = ${VGET_LOW_X8}(vout${M}x0123456789ABCDEF);
	if (nc & 8) {
	$for M in range(MR):
	$if M % 2 == 1:
	${VST1_X8}(c${M-1}, ${VGET_LOW_X8}(vout${M-1}x01234567_${M}x01234567)); c${M-1} += 8;
	${VST1_X8}(c${M}, ${VGET_HIGH_X8}(vout${M-1}x01234567_${M}x01234567)); c${M} += 8;
	$elif M + 1 == MR:
	${VST1_X8}(c${M}, vout${M}x01234567); c${M} += 8;
	$for M in range(MR):
	$if M % 2 == 1:
	vout${M-1}x01234567_${M}x01234567 = ${VCOMBINE_X8}(${VGET_HIGH_X8}(vout${M-1}x0123456789ABCDEF), ${VGET_HIGH_X8}(vout${M}x0123456789ABCDEF));
	$elif M + 1 == MR:
	vout${M}x01234567 = ${VGET_HIGH_X8}(vout${M}x0123456789ABCDEF);
	}
	if (nc & 4) {
	$for M in range(MR):
	$if M % 2 == 1:
	vst1q_lane_u32((void*) c${M-1}, ${VREINTERPRETQ_U32_X8}(vout${M-1}x01234567_${M}x01234567), 0); c${M-1} += 4;
	vst1q_lane_u32((void*) c${M}, ${VREINTERPRETQ_U32_X8}(vout${M-1}x01234567_${M}x01234567), 2); c${M} += 4;
	$elif M + 1 == MR:
	vst1_lane_u32((void*) c${M}, ${VREINTERPRET_U32_X8}(vout${M}x01234567), 0); c${M} += 4;
	$for M in range(MR):
	$if M % 2 == 1:
	vout${M-1}x01234567_${M}x01234567 = ${VEXTQ_X8}(vout${M-1}x01234567_${M}x01234567, vout${M-1}x01234567_${M}x01234567, 4);
	$elif M + 1 == MR:
	vout${M}x01234567 = ${VEXT_X8}(vout${M}x01234567, vout${M}x01234567, 4);
	}
	if (nc & 2) {
	$for M in range(MR):
	$if M % 2 == 1:
	vst1q_lane_u16((void*) c${M-1}, ${VREINTERPRETQ_U16_X8}(vout${M-1}x01234567_${M}x01234567), 0); c${M-1} += 2;
	vst1q_lane_u16((void*) c${M}, ${VREINTERPRETQ_U16_X8}(vout${M-1}x01234567_${M}x01234567), 4); c${M} += 2;
	$elif M + 1 == MR:
	vst1_lane_u16((void*) c${M}, ${VREINTERPRET_U16_X8}(vout${M}x01234567), 0); c${M} += 2;
	$for M in range(MR):
	$if M % 2 == 1:
	vout${M-1}x01234567_${M}x01234567 = ${VEXTQ_X8}(vout${M-1}x01234567_${M}x01234567, vout${M-1}x01234567_${M}x01234567, 2);
	$elif M + 1 == MR:
	vout${M}x01234567 = ${VEXT_X8}(vout${M}x01234567, vout${M}x01234567, 2);
	}
	if (nc & 1) {
	$for M in range(MR):
	$if M % 2 == 1:
	${VST1Q_LANE_X8}(c${M-1}, vout${M-1}x01234567_${M}x01234567, 0);
	${VST1Q_LANE_X8}(c${M}, vout${M-1}x01234567_${M}x01234567, 8);
	$elif M + 1 == MR:
	${VST1_LANE_X8}(c${M}, vout${M}x01234567, 0);
	}

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