src/f32-dwconv2d-chw/gen/3x3s2p1-minmax-neonfma-3x4.c - platform/external/XNNPACK - Gitiles

 // Auto-generated file. Do not edit!
 //   Template: src/f32-dwconv2d-chw/3x3s2p1-neon.c.in
 //   Generator: tools/xngen
 //
 // 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.

 #include <assert.h>

 #include <arm_neon.h>

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


 void xnn_f32_dwconv2d_chw_ukernel_3x3s2p1__neonfma_3x4(
     size_t input_height,
     size_t input_width,
     const float* input,
     const float* weights,
     const float* zero,
     float* output,
     uint32_t padding_top,
     const union xnn_f32_chw_params params[restrict XNN_MIN_ELEMENTS(1)])
 {
   assert(input_height != 0);
   assert(input_width != 0);
   assert(input_width % sizeof(float) == 0);
   assert(padding_top >= 0);
   assert(padding_top <= 1);

   const uint32x4_t vmask_even = vld1q_u32(params->neon.mask_even);
   const uint32x4_t vmask_odd  = vld1q_u32(params->neon.mask_odd);
   const float32x4_t vmax = vld1q_dup_f32(&params->neon.max);
   const float32x4_t vmin = vld1q_dup_f32(&params->neon.min);

   const float32x4_t vw0123 = vld1q_f32(weights);
   const float32x4_t vw4567 = vld1q_f32(weights + 4);
   const float32x2_t vw89 = vld1_f32(weights + 8);

   const size_t input_decrement = round_down_po2(input_width, 4 /* SIMD output width */ * 2 /* subsampling */ * sizeof(float));
   const size_t output_width = round_down_po2((input_width + (2 /* padding */ - 3 /* kernel size */ + 2 /* subsampling */) * sizeof(float)) / 2, sizeof(float));

   const float* i0 = (const float*) ((uintptr_t) input - ((-padding_top) & input_width));
   const float* i1 = (const float*) ((uintptr_t) i0 + input_width);
   if XNN_UNPREDICTABLE(padding_top != 0) {
     i0 = zero;
   }
   const float* i2 = (const float*) ((uintptr_t) i1 + input_width);
   const float* i3 = (const float*) ((uintptr_t) i2 + input_width);
   const float* i4 = (const float*) ((uintptr_t) i3 + input_width);
   const float* i5 = (const float*) ((uintptr_t) i4 + input_width);
   const float* i6 = (const float*) ((uintptr_t) i5 + input_width);

   float* o0 = output;
   float* o1 = (float*) ((uintptr_t) o0 + output_width);
   float* o2 = (float*) ((uintptr_t) o1 + output_width);

   size_t padded_input_height = input_height + padding_top + 1 /* padding bottom */;
   size_t output_height = (padded_input_height - 3 /* kernel size */ + 2 /* subsampling */) / 2;
   do {
     if XNN_UNPREDICTABLE(padded_input_height < 4) {
       i2 = zero;
     }
     if XNN_UNPREDICTABLE(padded_input_height < 5) {
       i3 = zero;
       o1 = o0;
     }
     if XNN_UNPREDICTABLE(padded_input_height < 6) {
       i4 = zero;
     }
     if XNN_UNPREDICTABLE(padded_input_height < 7) {
       i5 = zero;
       o2 = o1;
     }
     if XNN_UNPREDICTABLE(padded_input_height < 8) {
       i6 = zero;
     }

     float32x4_t vi0x1357 = vmovq_n_f32(0.0f);
     float32x4_t vi1x1357 = vmovq_n_f32(0.0f);
     float32x4_t vi2x1357 = vmovq_n_f32(0.0f);
     float32x4_t vi3x1357 = vmovq_n_f32(0.0f);
     float32x4_t vi4x1357 = vmovq_n_f32(0.0f);
     float32x4_t vi5x1357 = vmovq_n_f32(0.0f);
     float32x4_t vi6x1357 = vmovq_n_f32(0.0f);

     size_t w = input_width;
     for (; w >= 8 * sizeof(float); w -= 8 * sizeof(float)) {
       float32x4_t vo0p0 = vdupq_lane_f32(vget_low_f32(vw0123), 0);
       float32x4_t vo1p0 = vdupq_lane_f32(vget_low_f32(vw0123), 0);
       float32x4_t vo2p0 = vdupq_lane_f32(vget_low_f32(vw0123), 0);

       const float32x4x2_t vi0x8ACE9BDF = vld2q_f32(i0); i0 += 8;
       const float32x4x2_t vi1x8ACE9BDF = vld2q_f32(i1); i1 += 8;
       const float32x4x2_t vi2x8ACE9BDF = vld2q_f32(i2); i2 += 8;
       const float32x4x2_t vi3x8ACE9BDF = vld2q_f32(i3); i3 += 8;
       const float32x4x2_t vi4x8ACE9BDF = vld2q_f32(i4); i4 += 8;
       const float32x4x2_t vi5x8ACE9BDF = vld2q_f32(i5); i5 += 8;
       const float32x4x2_t vi6x8ACE9BDF = vld2q_f32(i6); i6 += 8;

       vo0p0 = vfmaq_lane_f32(vo0p0, vi0x8ACE9BDF.val[0], vget_high_f32(vw0123), 0);
       vo1p0 = vfmaq_lane_f32(vo1p0, vi2x8ACE9BDF.val[0], vget_high_f32(vw0123), 0);
       vo2p0 = vfmaq_lane_f32(vo2p0, vi4x8ACE9BDF.val[0], vget_high_f32(vw0123), 0);

       vo0p0 = vfmaq_lane_f32(vo0p0, vi1x8ACE9BDF.val[0], vget_low_f32(vw4567), 1);
       vo1p0 = vfmaq_lane_f32(vo1p0, vi3x8ACE9BDF.val[0], vget_low_f32(vw4567), 1);
       vo2p0 = vfmaq_lane_f32(vo2p0, vi5x8ACE9BDF.val[0], vget_low_f32(vw4567), 1);

       vo0p0 = vfmaq_lane_f32(vo0p0, vi2x8ACE9BDF.val[0], vw89, 0);
       vo1p0 = vfmaq_lane_f32(vo1p0, vi4x8ACE9BDF.val[0], vw89, 0);
       vo2p0 = vfmaq_lane_f32(vo2p0, vi6x8ACE9BDF.val[0], vw89, 0);

       const float32x4_t vi0x7BDF = vextq_f32(vi0x1357, vi0x8ACE9BDF.val[1], 3);
       vi0x1357 = vi0x8ACE9BDF.val[1];
       const float32x4_t vi1x7BDF = vextq_f32(vi1x1357, vi1x8ACE9BDF.val[1], 3);
       vi1x1357 = vi1x8ACE9BDF.val[1];
       const float32x4_t vi2x7BDF = vextq_f32(vi2x1357, vi2x8ACE9BDF.val[1], 3);
       vi2x1357 = vi2x8ACE9BDF.val[1];
       const float32x4_t vi3x7BDF = vextq_f32(vi3x1357, vi3x8ACE9BDF.val[1], 3);
       vi3x1357 = vi3x8ACE9BDF.val[1];
       const float32x4_t vi4x7BDF = vextq_f32(vi4x1357, vi4x8ACE9BDF.val[1], 3);
       vi4x1357 = vi4x8ACE9BDF.val[1];
       const float32x4_t vi5x7BDF = vextq_f32(vi5x1357, vi5x8ACE9BDF.val[1], 3);
       vi5x1357 = vi5x8ACE9BDF.val[1];
       const float32x4_t vi6x7BDF = vextq_f32(vi6x1357, vi6x8ACE9BDF.val[1], 3);
       vi6x1357 = vi6x8ACE9BDF.val[1];

       vo0p0 = vfmaq_lane_f32(vo0p0, vi0x7BDF, vget_low_f32(vw0123), 1);
       vo1p0 = vfmaq_lane_f32(vo1p0, vi2x7BDF, vget_low_f32(vw0123), 1);
       vo2p0 = vfmaq_lane_f32(vo2p0, vi4x7BDF, vget_low_f32(vw0123), 1);

       vo0p0 = vfmaq_lane_f32(vo0p0, vi1x7BDF, vget_low_f32(vw4567), 0);
       vo1p0 = vfmaq_lane_f32(vo1p0, vi3x7BDF, vget_low_f32(vw4567), 0);
       vo2p0 = vfmaq_lane_f32(vo2p0, vi5x7BDF, vget_low_f32(vw4567), 0);

       vo0p0 = vfmaq_lane_f32(vo0p0, vi2x7BDF, vget_high_f32(vw4567), 1);
       vo1p0 = vfmaq_lane_f32(vo1p0, vi4x7BDF, vget_high_f32(vw4567), 1);
       vo2p0 = vfmaq_lane_f32(vo2p0, vi6x7BDF, vget_high_f32(vw4567), 1);

       vo0p0 = vfmaq_lane_f32(vo0p0, vi0x8ACE9BDF.val[1], vget_high_f32(vw0123), 1);
       vo1p0 = vfmaq_lane_f32(vo1p0, vi2x8ACE9BDF.val[1], vget_high_f32(vw0123), 1);
       vo2p0 = vfmaq_lane_f32(vo2p0, vi4x8ACE9BDF.val[1], vget_high_f32(vw0123), 1);

       vo0p0 = vfmaq_lane_f32(vo0p0, vi1x8ACE9BDF.val[1], vget_high_f32(vw4567), 0);
       vo1p0 = vfmaq_lane_f32(vo1p0, vi3x8ACE9BDF.val[1], vget_high_f32(vw4567), 0);
       vo2p0 = vfmaq_lane_f32(vo2p0, vi5x8ACE9BDF.val[1], vget_high_f32(vw4567), 0);

       vo0p0 = vfmaq_lane_f32(vo0p0, vi2x8ACE9BDF.val[1], vw89, 1);
       vo1p0 = vfmaq_lane_f32(vo1p0, vi4x8ACE9BDF.val[1], vw89, 1);
       vo2p0 = vfmaq_lane_f32(vo2p0, vi6x8ACE9BDF.val[1], vw89, 1);


       float32x4_t vo0 = vmaxq_f32(vo0p0, vmin);
       float32x4_t vo1 = vmaxq_f32(vo1p0, vmin);
       float32x4_t vo2 = vmaxq_f32(vo2p0, vmin);

       vo0 = vminq_f32(vo0, vmax);
       vo1 = vminq_f32(vo1, vmax);
       vo2 = vminq_f32(vo2, vmax);

       vst1q_f32(o2, vo2); o2 += 4;
       vst1q_f32(o1, vo1); o1 += 4;
       vst1q_f32(o0, vo0); o0 += 4;
     }
     // Last block has 0-7 pixels to process.
     assert(w < 8 * sizeof(float));
     if XNN_LIKELY(w != 0) {
       float32x4_t vo0p0 = vdupq_lane_f32(vget_low_f32(vw0123), 0);
       float32x4_t vo1p0 = vdupq_lane_f32(vget_low_f32(vw0123), 0);
       float32x4_t vo2p0 = vdupq_lane_f32(vget_low_f32(vw0123), 0);

       const float32x4x2_t vi0x8ACE9BDF = vld2q_f32(i0);
       const float32x4x2_t vi1x8ACE9BDF = vld2q_f32(i1);
       const float32x4x2_t vi2x8ACE9BDF = vld2q_f32(i2);
       const float32x4x2_t vi3x8ACE9BDF = vld2q_f32(i3);
       const float32x4x2_t vi4x8ACE9BDF = vld2q_f32(i4);
       const float32x4x2_t vi5x8ACE9BDF = vld2q_f32(i5);
       const float32x4x2_t vi6x8ACE9BDF = vld2q_f32(i6);

       const float32x4_t vi0x8ACE = vreinterpretq_f32_u32(vandq_u32(vmask_even, vreinterpretq_u32_f32(vi0x8ACE9BDF.val[0])));
       const float32x4_t vi0x9BDF = vreinterpretq_f32_u32(vandq_u32(vmask_odd,  vreinterpretq_u32_f32(vi0x8ACE9BDF.val[1])));
       const float32x4_t vi1x8ACE = vreinterpretq_f32_u32(vandq_u32(vmask_even, vreinterpretq_u32_f32(vi1x8ACE9BDF.val[0])));
       const float32x4_t vi1x9BDF = vreinterpretq_f32_u32(vandq_u32(vmask_odd,  vreinterpretq_u32_f32(vi1x8ACE9BDF.val[1])));
       const float32x4_t vi2x8ACE = vreinterpretq_f32_u32(vandq_u32(vmask_even, vreinterpretq_u32_f32(vi2x8ACE9BDF.val[0])));
       const float32x4_t vi2x9BDF = vreinterpretq_f32_u32(vandq_u32(vmask_odd,  vreinterpretq_u32_f32(vi2x8ACE9BDF.val[1])));
       const float32x4_t vi3x8ACE = vreinterpretq_f32_u32(vandq_u32(vmask_even, vreinterpretq_u32_f32(vi3x8ACE9BDF.val[0])));
       const float32x4_t vi3x9BDF = vreinterpretq_f32_u32(vandq_u32(vmask_odd,  vreinterpretq_u32_f32(vi3x8ACE9BDF.val[1])));
       const float32x4_t vi4x8ACE = vreinterpretq_f32_u32(vandq_u32(vmask_even, vreinterpretq_u32_f32(vi4x8ACE9BDF.val[0])));
       const float32x4_t vi4x9BDF = vreinterpretq_f32_u32(vandq_u32(vmask_odd,  vreinterpretq_u32_f32(vi4x8ACE9BDF.val[1])));
       const float32x4_t vi5x8ACE = vreinterpretq_f32_u32(vandq_u32(vmask_even, vreinterpretq_u32_f32(vi5x8ACE9BDF.val[0])));
       const float32x4_t vi5x9BDF = vreinterpretq_f32_u32(vandq_u32(vmask_odd,  vreinterpretq_u32_f32(vi5x8ACE9BDF.val[1])));
       const float32x4_t vi6x8ACE = vreinterpretq_f32_u32(vandq_u32(vmask_even, vreinterpretq_u32_f32(vi6x8ACE9BDF.val[0])));
       const float32x4_t vi6x9BDF = vreinterpretq_f32_u32(vandq_u32(vmask_odd,  vreinterpretq_u32_f32(vi6x8ACE9BDF.val[1])));

       vo0p0 = vfmaq_lane_f32(vo0p0, vi0x8ACE, vget_high_f32(vw0123), 0);
       vo1p0 = vfmaq_lane_f32(vo1p0, vi2x8ACE, vget_high_f32(vw0123), 0);
       vo2p0 = vfmaq_lane_f32(vo2p0, vi4x8ACE, vget_high_f32(vw0123), 0);

       vo0p0 = vfmaq_lane_f32(vo0p0, vi1x8ACE, vget_low_f32(vw4567), 1);
       vo1p0 = vfmaq_lane_f32(vo1p0, vi3x8ACE, vget_low_f32(vw4567), 1);
       vo2p0 = vfmaq_lane_f32(vo2p0, vi5x8ACE, vget_low_f32(vw4567), 1);

       vo0p0 = vfmaq_lane_f32(vo0p0, vi2x8ACE, vw89, 0);
       vo1p0 = vfmaq_lane_f32(vo1p0, vi4x8ACE, vw89, 0);
       vo2p0 = vfmaq_lane_f32(vo2p0, vi6x8ACE, vw89, 0);

       const float32x4_t vi0x7BDF = vextq_f32(vi0x1357, vi0x9BDF, 3);
       const float32x4_t vi1x7BDF = vextq_f32(vi1x1357, vi1x9BDF, 3);
       const float32x4_t vi2x7BDF = vextq_f32(vi2x1357, vi2x9BDF, 3);
       const float32x4_t vi3x7BDF = vextq_f32(vi3x1357, vi3x9BDF, 3);
       const float32x4_t vi4x7BDF = vextq_f32(vi4x1357, vi4x9BDF, 3);
       const float32x4_t vi5x7BDF = vextq_f32(vi5x1357, vi5x9BDF, 3);
       const float32x4_t vi6x7BDF = vextq_f32(vi6x1357, vi6x9BDF, 3);

       vo0p0 = vfmaq_lane_f32(vo0p0, vi0x7BDF, vget_low_f32(vw0123), 1);
       vo1p0 = vfmaq_lane_f32(vo1p0, vi2x7BDF, vget_low_f32(vw0123), 1);
       vo2p0 = vfmaq_lane_f32(vo2p0, vi4x7BDF, vget_low_f32(vw0123), 1);

       vo0p0 = vfmaq_lane_f32(vo0p0, vi1x7BDF, vget_low_f32(vw4567), 0);
       vo1p0 = vfmaq_lane_f32(vo1p0, vi3x7BDF, vget_low_f32(vw4567), 0);
       vo2p0 = vfmaq_lane_f32(vo2p0, vi5x7BDF, vget_low_f32(vw4567), 0);

       vo0p0 = vfmaq_lane_f32(vo0p0, vi2x7BDF, vget_high_f32(vw4567), 1);
       vo1p0 = vfmaq_lane_f32(vo1p0, vi4x7BDF, vget_high_f32(vw4567), 1);
       vo2p0 = vfmaq_lane_f32(vo2p0, vi6x7BDF, vget_high_f32(vw4567), 1);

       vo0p0 = vfmaq_lane_f32(vo0p0, vi0x9BDF, vget_high_f32(vw0123), 1);
       vo1p0 = vfmaq_lane_f32(vo1p0, vi2x9BDF, vget_high_f32(vw0123), 1);
       vo2p0 = vfmaq_lane_f32(vo2p0, vi4x9BDF, vget_high_f32(vw0123), 1);

       vo0p0 = vfmaq_lane_f32(vo0p0, vi1x9BDF, vget_high_f32(vw4567), 0);
       vo1p0 = vfmaq_lane_f32(vo1p0, vi3x9BDF, vget_high_f32(vw4567), 0);
       vo2p0 = vfmaq_lane_f32(vo2p0, vi5x9BDF, vget_high_f32(vw4567), 0);

       vo0p0 = vfmaq_lane_f32(vo0p0, vi2x9BDF, vw89, 1);
       vo1p0 = vfmaq_lane_f32(vo1p0, vi4x9BDF, vw89, 1);
       vo2p0 = vfmaq_lane_f32(vo2p0, vi6x9BDF, vw89, 1);


       float32x4_t vo0 = vmaxq_f32(vo0p0, vmin);
       float32x4_t vo1 = vmaxq_f32(vo1p0, vmin);
       float32x4_t vo2 = vmaxq_f32(vo2p0, vmin);

       vo0 = vminq_f32(vo0, vmax);
       vo1 = vminq_f32(vo1, vmax);
       vo2 = vminq_f32(vo2, vmax);

       w += 1 * sizeof(float);
       if (w & (8 * sizeof(float))) {
         vst1q_f32(o2, vo2); o2 += 4;
         vst1q_f32(o1, vo1); o1 += 4;
         vst1q_f32(o0, vo0); o0 += 4;
       } else {
         float32x2_t vo0_lo = vget_low_f32(vo0);
         float32x2_t vo1_lo = vget_low_f32(vo1);
         float32x2_t vo2_lo = vget_low_f32(vo2);
         if (w & (4 * sizeof(float))) {
           vst1_f32(o2, vo2_lo); o2 += 2;
           vst1_f32(o1, vo1_lo); o1 += 2;
           vst1_f32(o0, vo0_lo); o0 += 2;

           vo0_lo = vget_high_f32(vo0);
           vo1_lo = vget_high_f32(vo1);
           vo2_lo = vget_high_f32(vo2);
         }
         if (w & (2 * sizeof(float))) {
           vst1_lane_f32(o2, vo2_lo, 0); o2 += 1;
           vst1_lane_f32(o1, vo1_lo, 0); o1 += 1;
           vst1_lane_f32(o0, vo0_lo, 0); o0 += 1;
         }
       }
     }

     i0 = (const float*) ((uintptr_t) i6 - input_decrement);
     i1 = (const float*) ((uintptr_t) i0 + input_width);
     i2 = (const float*) ((uintptr_t) i1 + input_width);
     i3 = (const float*) ((uintptr_t) i2 + input_width);
     i4 = (const float*) ((uintptr_t) i3 + input_width);
     i5 = (const float*) ((uintptr_t) i4 + input_width);
     i6 = (const float*) ((uintptr_t) i5 + input_width);

     o0 = o2;
     o1 = (float*) ((uintptr_t) o0 + output_width);
     o2 = (float*) ((uintptr_t) o1 + output_width);

     output_height = doz(output_height, 3);
     padded_input_height = doz(padded_input_height, 6);
   } while (output_height != 0);
 }
	// Auto-generated file. Do not edit!
	// Template: src/f32-dwconv2d-chw/3x3s2p1-neon.c.in
	// Generator: tools/xngen
	//
	// 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.

	#include <assert.h>

	#include <arm_neon.h>

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


	void xnn_f32_dwconv2d_chw_ukernel_3x3s2p1__neonfma_3x4(
	size_t input_height,
	size_t input_width,
	const float* input,
	const float* weights,
	const float* zero,
	float* output,
	uint32_t padding_top,
	const union xnn_f32_chw_params params[restrict XNN_MIN_ELEMENTS(1)])
	{
	assert(input_height != 0);
	assert(input_width != 0);
	assert(input_width % sizeof(float) == 0);
	assert(padding_top >= 0);
	assert(padding_top <= 1);

	const uint32x4_t vmask_even = vld1q_u32(params->neon.mask_even);
	const uint32x4_t vmask_odd = vld1q_u32(params->neon.mask_odd);
	const float32x4_t vmax = vld1q_dup_f32(&params->neon.max);
	const float32x4_t vmin = vld1q_dup_f32(&params->neon.min);

	const float32x4_t vw0123 = vld1q_f32(weights);
	const float32x4_t vw4567 = vld1q_f32(weights + 4);
	const float32x2_t vw89 = vld1_f32(weights + 8);

	const size_t input_decrement = round_down_po2(input_width, 4 /* SIMD output width / 2 /* subsampling / sizeof(float));
	const size_t output_width = round_down_po2((input_width + (2 /* padding / - 3 / kernel size / + 2 / subsampling /) sizeof(float)) / 2, sizeof(float));

	const float* i0 = (const float*) ((uintptr_t) input - ((-padding_top) & input_width));
	const float* i1 = (const float*) ((uintptr_t) i0 + input_width);
	if XNN_UNPREDICTABLE(padding_top != 0) {
	i0 = zero;
	}
	const float* i2 = (const float*) ((uintptr_t) i1 + input_width);
	const float* i3 = (const float*) ((uintptr_t) i2 + input_width);
	const float* i4 = (const float*) ((uintptr_t) i3 + input_width);
	const float* i5 = (const float*) ((uintptr_t) i4 + input_width);
	const float* i6 = (const float*) ((uintptr_t) i5 + input_width);

	float* o0 = output;
	float* o1 = (float*) ((uintptr_t) o0 + output_width);
	float* o2 = (float*) ((uintptr_t) o1 + output_width);

	size_t padded_input_height = input_height + padding_top + 1 /* padding bottom */;
	size_t output_height = (padded_input_height - 3 /* kernel size / + 2 / subsampling */) / 2;
	do {
	if XNN_UNPREDICTABLE(padded_input_height < 4) {
	i2 = zero;
	}
	if XNN_UNPREDICTABLE(padded_input_height < 5) {
	i3 = zero;
	o1 = o0;
	}
	if XNN_UNPREDICTABLE(padded_input_height < 6) {
	i4 = zero;
	}
	if XNN_UNPREDICTABLE(padded_input_height < 7) {
	i5 = zero;
	o2 = o1;
	}
	if XNN_UNPREDICTABLE(padded_input_height < 8) {
	i6 = zero;
	}

	float32x4_t vi0x1357 = vmovq_n_f32(0.0f);
	float32x4_t vi1x1357 = vmovq_n_f32(0.0f);
	float32x4_t vi2x1357 = vmovq_n_f32(0.0f);
	float32x4_t vi3x1357 = vmovq_n_f32(0.0f);
	float32x4_t vi4x1357 = vmovq_n_f32(0.0f);
	float32x4_t vi5x1357 = vmovq_n_f32(0.0f);
	float32x4_t vi6x1357 = vmovq_n_f32(0.0f);

	size_t w = input_width;
	for (; w >= 8 * sizeof(float); w -= 8 * sizeof(float)) {
	float32x4_t vo0p0 = vdupq_lane_f32(vget_low_f32(vw0123), 0);
	float32x4_t vo1p0 = vdupq_lane_f32(vget_low_f32(vw0123), 0);
	float32x4_t vo2p0 = vdupq_lane_f32(vget_low_f32(vw0123), 0);

	const float32x4x2_t vi0x8ACE9BDF = vld2q_f32(i0); i0 += 8;
	const float32x4x2_t vi1x8ACE9BDF = vld2q_f32(i1); i1 += 8;
	const float32x4x2_t vi2x8ACE9BDF = vld2q_f32(i2); i2 += 8;
	const float32x4x2_t vi3x8ACE9BDF = vld2q_f32(i3); i3 += 8;
	const float32x4x2_t vi4x8ACE9BDF = vld2q_f32(i4); i4 += 8;
	const float32x4x2_t vi5x8ACE9BDF = vld2q_f32(i5); i5 += 8;
	const float32x4x2_t vi6x8ACE9BDF = vld2q_f32(i6); i6 += 8;

	vo0p0 = vfmaq_lane_f32(vo0p0, vi0x8ACE9BDF.val[0], vget_high_f32(vw0123), 0);
	vo1p0 = vfmaq_lane_f32(vo1p0, vi2x8ACE9BDF.val[0], vget_high_f32(vw0123), 0);
	vo2p0 = vfmaq_lane_f32(vo2p0, vi4x8ACE9BDF.val[0], vget_high_f32(vw0123), 0);

	vo0p0 = vfmaq_lane_f32(vo0p0, vi1x8ACE9BDF.val[0], vget_low_f32(vw4567), 1);
	vo1p0 = vfmaq_lane_f32(vo1p0, vi3x8ACE9BDF.val[0], vget_low_f32(vw4567), 1);
	vo2p0 = vfmaq_lane_f32(vo2p0, vi5x8ACE9BDF.val[0], vget_low_f32(vw4567), 1);

	vo0p0 = vfmaq_lane_f32(vo0p0, vi2x8ACE9BDF.val[0], vw89, 0);
	vo1p0 = vfmaq_lane_f32(vo1p0, vi4x8ACE9BDF.val[0], vw89, 0);
	vo2p0 = vfmaq_lane_f32(vo2p0, vi6x8ACE9BDF.val[0], vw89, 0);

	const float32x4_t vi0x7BDF = vextq_f32(vi0x1357, vi0x8ACE9BDF.val[1], 3);
	vi0x1357 = vi0x8ACE9BDF.val[1];
	const float32x4_t vi1x7BDF = vextq_f32(vi1x1357, vi1x8ACE9BDF.val[1], 3);
	vi1x1357 = vi1x8ACE9BDF.val[1];
	const float32x4_t vi2x7BDF = vextq_f32(vi2x1357, vi2x8ACE9BDF.val[1], 3);
	vi2x1357 = vi2x8ACE9BDF.val[1];
	const float32x4_t vi3x7BDF = vextq_f32(vi3x1357, vi3x8ACE9BDF.val[1], 3);
	vi3x1357 = vi3x8ACE9BDF.val[1];
	const float32x4_t vi4x7BDF = vextq_f32(vi4x1357, vi4x8ACE9BDF.val[1], 3);
	vi4x1357 = vi4x8ACE9BDF.val[1];
	const float32x4_t vi5x7BDF = vextq_f32(vi5x1357, vi5x8ACE9BDF.val[1], 3);
	vi5x1357 = vi5x8ACE9BDF.val[1];
	const float32x4_t vi6x7BDF = vextq_f32(vi6x1357, vi6x8ACE9BDF.val[1], 3);
	vi6x1357 = vi6x8ACE9BDF.val[1];

	vo0p0 = vfmaq_lane_f32(vo0p0, vi0x7BDF, vget_low_f32(vw0123), 1);
	vo1p0 = vfmaq_lane_f32(vo1p0, vi2x7BDF, vget_low_f32(vw0123), 1);
	vo2p0 = vfmaq_lane_f32(vo2p0, vi4x7BDF, vget_low_f32(vw0123), 1);

	vo0p0 = vfmaq_lane_f32(vo0p0, vi1x7BDF, vget_low_f32(vw4567), 0);
	vo1p0 = vfmaq_lane_f32(vo1p0, vi3x7BDF, vget_low_f32(vw4567), 0);
	vo2p0 = vfmaq_lane_f32(vo2p0, vi5x7BDF, vget_low_f32(vw4567), 0);

	vo0p0 = vfmaq_lane_f32(vo0p0, vi2x7BDF, vget_high_f32(vw4567), 1);
	vo1p0 = vfmaq_lane_f32(vo1p0, vi4x7BDF, vget_high_f32(vw4567), 1);
	vo2p0 = vfmaq_lane_f32(vo2p0, vi6x7BDF, vget_high_f32(vw4567), 1);

	vo0p0 = vfmaq_lane_f32(vo0p0, vi0x8ACE9BDF.val[1], vget_high_f32(vw0123), 1);
	vo1p0 = vfmaq_lane_f32(vo1p0, vi2x8ACE9BDF.val[1], vget_high_f32(vw0123), 1);
	vo2p0 = vfmaq_lane_f32(vo2p0, vi4x8ACE9BDF.val[1], vget_high_f32(vw0123), 1);

	vo0p0 = vfmaq_lane_f32(vo0p0, vi1x8ACE9BDF.val[1], vget_high_f32(vw4567), 0);
	vo1p0 = vfmaq_lane_f32(vo1p0, vi3x8ACE9BDF.val[1], vget_high_f32(vw4567), 0);
	vo2p0 = vfmaq_lane_f32(vo2p0, vi5x8ACE9BDF.val[1], vget_high_f32(vw4567), 0);

	vo0p0 = vfmaq_lane_f32(vo0p0, vi2x8ACE9BDF.val[1], vw89, 1);
	vo1p0 = vfmaq_lane_f32(vo1p0, vi4x8ACE9BDF.val[1], vw89, 1);
	vo2p0 = vfmaq_lane_f32(vo2p0, vi6x8ACE9BDF.val[1], vw89, 1);


	float32x4_t vo0 = vmaxq_f32(vo0p0, vmin);
	float32x4_t vo1 = vmaxq_f32(vo1p0, vmin);
	float32x4_t vo2 = vmaxq_f32(vo2p0, vmin);

	vo0 = vminq_f32(vo0, vmax);
	vo1 = vminq_f32(vo1, vmax);
	vo2 = vminq_f32(vo2, vmax);

	vst1q_f32(o2, vo2); o2 += 4;
	vst1q_f32(o1, vo1); o1 += 4;
	vst1q_f32(o0, vo0); o0 += 4;
	}
	// Last block has 0-7 pixels to process.
	assert(w < 8 * sizeof(float));
	if XNN_LIKELY(w != 0) {
	float32x4_t vo0p0 = vdupq_lane_f32(vget_low_f32(vw0123), 0);
	float32x4_t vo1p0 = vdupq_lane_f32(vget_low_f32(vw0123), 0);
	float32x4_t vo2p0 = vdupq_lane_f32(vget_low_f32(vw0123), 0);

	const float32x4x2_t vi0x8ACE9BDF = vld2q_f32(i0);
	const float32x4x2_t vi1x8ACE9BDF = vld2q_f32(i1);
	const float32x4x2_t vi2x8ACE9BDF = vld2q_f32(i2);
	const float32x4x2_t vi3x8ACE9BDF = vld2q_f32(i3);
	const float32x4x2_t vi4x8ACE9BDF = vld2q_f32(i4);
	const float32x4x2_t vi5x8ACE9BDF = vld2q_f32(i5);
	const float32x4x2_t vi6x8ACE9BDF = vld2q_f32(i6);

	const float32x4_t vi0x8ACE = vreinterpretq_f32_u32(vandq_u32(vmask_even, vreinterpretq_u32_f32(vi0x8ACE9BDF.val[0])));
	const float32x4_t vi0x9BDF = vreinterpretq_f32_u32(vandq_u32(vmask_odd, vreinterpretq_u32_f32(vi0x8ACE9BDF.val[1])));
	const float32x4_t vi1x8ACE = vreinterpretq_f32_u32(vandq_u32(vmask_even, vreinterpretq_u32_f32(vi1x8ACE9BDF.val[0])));
	const float32x4_t vi1x9BDF = vreinterpretq_f32_u32(vandq_u32(vmask_odd, vreinterpretq_u32_f32(vi1x8ACE9BDF.val[1])));
	const float32x4_t vi2x8ACE = vreinterpretq_f32_u32(vandq_u32(vmask_even, vreinterpretq_u32_f32(vi2x8ACE9BDF.val[0])));
	const float32x4_t vi2x9BDF = vreinterpretq_f32_u32(vandq_u32(vmask_odd, vreinterpretq_u32_f32(vi2x8ACE9BDF.val[1])));
	const float32x4_t vi3x8ACE = vreinterpretq_f32_u32(vandq_u32(vmask_even, vreinterpretq_u32_f32(vi3x8ACE9BDF.val[0])));
	const float32x4_t vi3x9BDF = vreinterpretq_f32_u32(vandq_u32(vmask_odd, vreinterpretq_u32_f32(vi3x8ACE9BDF.val[1])));
	const float32x4_t vi4x8ACE = vreinterpretq_f32_u32(vandq_u32(vmask_even, vreinterpretq_u32_f32(vi4x8ACE9BDF.val[0])));
	const float32x4_t vi4x9BDF = vreinterpretq_f32_u32(vandq_u32(vmask_odd, vreinterpretq_u32_f32(vi4x8ACE9BDF.val[1])));
	const float32x4_t vi5x8ACE = vreinterpretq_f32_u32(vandq_u32(vmask_even, vreinterpretq_u32_f32(vi5x8ACE9BDF.val[0])));
	const float32x4_t vi5x9BDF = vreinterpretq_f32_u32(vandq_u32(vmask_odd, vreinterpretq_u32_f32(vi5x8ACE9BDF.val[1])));
	const float32x4_t vi6x8ACE = vreinterpretq_f32_u32(vandq_u32(vmask_even, vreinterpretq_u32_f32(vi6x8ACE9BDF.val[0])));
	const float32x4_t vi6x9BDF = vreinterpretq_f32_u32(vandq_u32(vmask_odd, vreinterpretq_u32_f32(vi6x8ACE9BDF.val[1])));

	vo0p0 = vfmaq_lane_f32(vo0p0, vi0x8ACE, vget_high_f32(vw0123), 0);
	vo1p0 = vfmaq_lane_f32(vo1p0, vi2x8ACE, vget_high_f32(vw0123), 0);
	vo2p0 = vfmaq_lane_f32(vo2p0, vi4x8ACE, vget_high_f32(vw0123), 0);

	vo0p0 = vfmaq_lane_f32(vo0p0, vi1x8ACE, vget_low_f32(vw4567), 1);
	vo1p0 = vfmaq_lane_f32(vo1p0, vi3x8ACE, vget_low_f32(vw4567), 1);
	vo2p0 = vfmaq_lane_f32(vo2p0, vi5x8ACE, vget_low_f32(vw4567), 1);

	vo0p0 = vfmaq_lane_f32(vo0p0, vi2x8ACE, vw89, 0);
	vo1p0 = vfmaq_lane_f32(vo1p0, vi4x8ACE, vw89, 0);
	vo2p0 = vfmaq_lane_f32(vo2p0, vi6x8ACE, vw89, 0);

	const float32x4_t vi0x7BDF = vextq_f32(vi0x1357, vi0x9BDF, 3);
	const float32x4_t vi1x7BDF = vextq_f32(vi1x1357, vi1x9BDF, 3);
	const float32x4_t vi2x7BDF = vextq_f32(vi2x1357, vi2x9BDF, 3);
	const float32x4_t vi3x7BDF = vextq_f32(vi3x1357, vi3x9BDF, 3);
	const float32x4_t vi4x7BDF = vextq_f32(vi4x1357, vi4x9BDF, 3);
	const float32x4_t vi5x7BDF = vextq_f32(vi5x1357, vi5x9BDF, 3);
	const float32x4_t vi6x7BDF = vextq_f32(vi6x1357, vi6x9BDF, 3);

	vo0p0 = vfmaq_lane_f32(vo0p0, vi0x7BDF, vget_low_f32(vw0123), 1);
	vo1p0 = vfmaq_lane_f32(vo1p0, vi2x7BDF, vget_low_f32(vw0123), 1);
	vo2p0 = vfmaq_lane_f32(vo2p0, vi4x7BDF, vget_low_f32(vw0123), 1);

	vo0p0 = vfmaq_lane_f32(vo0p0, vi1x7BDF, vget_low_f32(vw4567), 0);
	vo1p0 = vfmaq_lane_f32(vo1p0, vi3x7BDF, vget_low_f32(vw4567), 0);
	vo2p0 = vfmaq_lane_f32(vo2p0, vi5x7BDF, vget_low_f32(vw4567), 0);

	vo0p0 = vfmaq_lane_f32(vo0p0, vi2x7BDF, vget_high_f32(vw4567), 1);
	vo1p0 = vfmaq_lane_f32(vo1p0, vi4x7BDF, vget_high_f32(vw4567), 1);
	vo2p0 = vfmaq_lane_f32(vo2p0, vi6x7BDF, vget_high_f32(vw4567), 1);

	vo0p0 = vfmaq_lane_f32(vo0p0, vi0x9BDF, vget_high_f32(vw0123), 1);
	vo1p0 = vfmaq_lane_f32(vo1p0, vi2x9BDF, vget_high_f32(vw0123), 1);
	vo2p0 = vfmaq_lane_f32(vo2p0, vi4x9BDF, vget_high_f32(vw0123), 1);

	vo0p0 = vfmaq_lane_f32(vo0p0, vi1x9BDF, vget_high_f32(vw4567), 0);
	vo1p0 = vfmaq_lane_f32(vo1p0, vi3x9BDF, vget_high_f32(vw4567), 0);
	vo2p0 = vfmaq_lane_f32(vo2p0, vi5x9BDF, vget_high_f32(vw4567), 0);

	vo0p0 = vfmaq_lane_f32(vo0p0, vi2x9BDF, vw89, 1);
	vo1p0 = vfmaq_lane_f32(vo1p0, vi4x9BDF, vw89, 1);
	vo2p0 = vfmaq_lane_f32(vo2p0, vi6x9BDF, vw89, 1);


	float32x4_t vo0 = vmaxq_f32(vo0p0, vmin);
	float32x4_t vo1 = vmaxq_f32(vo1p0, vmin);
	float32x4_t vo2 = vmaxq_f32(vo2p0, vmin);

	vo0 = vminq_f32(vo0, vmax);
	vo1 = vminq_f32(vo1, vmax);
	vo2 = vminq_f32(vo2, vmax);

	w += 1 * sizeof(float);
	if (w & (8 * sizeof(float))) {
	vst1q_f32(o2, vo2); o2 += 4;
	vst1q_f32(o1, vo1); o1 += 4;
	vst1q_f32(o0, vo0); o0 += 4;
	} else {
	float32x2_t vo0_lo = vget_low_f32(vo0);
	float32x2_t vo1_lo = vget_low_f32(vo1);
	float32x2_t vo2_lo = vget_low_f32(vo2);
	if (w & (4 * sizeof(float))) {
	vst1_f32(o2, vo2_lo); o2 += 2;
	vst1_f32(o1, vo1_lo); o1 += 2;
	vst1_f32(o0, vo0_lo); o0 += 2;

	vo0_lo = vget_high_f32(vo0);
	vo1_lo = vget_high_f32(vo1);
	vo2_lo = vget_high_f32(vo2);
	}
	if (w & (2 * sizeof(float))) {
	vst1_lane_f32(o2, vo2_lo, 0); o2 += 1;
	vst1_lane_f32(o1, vo1_lo, 0); o1 += 1;
	vst1_lane_f32(o0, vo0_lo, 0); o0 += 1;
	}
	}
	}

	i0 = (const float*) ((uintptr_t) i6 - input_decrement);
	i1 = (const float*) ((uintptr_t) i0 + input_width);
	i2 = (const float*) ((uintptr_t) i1 + input_width);
	i3 = (const float*) ((uintptr_t) i2 + input_width);
	i4 = (const float*) ((uintptr_t) i3 + input_width);
	i5 = (const float*) ((uintptr_t) i4 + input_width);
	i6 = (const float*) ((uintptr_t) i5 + input_width);

	o0 = o2;
	o1 = (float*) ((uintptr_t) o0 + output_width);
	o2 = (float*) ((uintptr_t) o1 + output_width);

	output_height = doz(output_height, 3);
	padded_input_height = doz(padded_input_height, 6);
	} while (output_height != 0);
	}