test / src /f16-avgpool /f16-avgpool-9p8x-minmax-neonfp16arith-c8.c
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// Copyright 2022 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/avgpool.h>
void xnn_f16_avgpool_minmax_ukernel_9p8x__neonfp16arith_c8(
size_t output_pixels,
size_t kernel_elements,
size_t channels,
const void** input,
size_t input_offset,
const void* zero,
void* buffer,
void* output,
size_t input_increment,
size_t output_increment,
const union xnn_f16_scaleminmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
{
assert(output_pixels != 0);
assert(kernel_elements > 9);
assert(channels != 0);
const float16x8_t vscale = vreinterpretq_f16_u16(vld1q_dup_u16(&params->fp16arith.scale));
const float16x8_t vmin = vreinterpretq_f16_u16(vld1q_dup_u16(&params->fp16arith.min));
const float16x8_t vmax = vreinterpretq_f16_u16(vld1q_dup_u16(&params->fp16arith.max));
do {
{
const uint16_t* i0 = *input++;
assert(i0 != NULL);
if XNN_UNPREDICTABLE(i0 != zero) {
i0 = (const uint16_t*) ((uintptr_t) i0 + input_offset);
}
const uint16_t* i1 = *input++;
assert(i1 != NULL);
if XNN_UNPREDICTABLE(i1 != zero) {
i1 = (const uint16_t*) ((uintptr_t) i1 + input_offset);
}
const uint16_t* i2 = *input++;
assert(i2 != NULL);
if XNN_UNPREDICTABLE(i2 != zero) {
i2 = (const uint16_t*) ((uintptr_t) i2 + input_offset);
}
const uint16_t* i3 = *input++;
assert(i3 != NULL);
if XNN_UNPREDICTABLE(i3 != zero) {
i3 = (const uint16_t*) ((uintptr_t) i3 + input_offset);
}
const uint16_t* i4 = *input++;
assert(i4 != NULL);
if XNN_UNPREDICTABLE(i4 != zero) {
i4 = (const uint16_t*) ((uintptr_t) i4 + input_offset);
}
const uint16_t* i5 = *input++;
assert(i5 != NULL);
if XNN_UNPREDICTABLE(i5 != zero) {
i5 = (const uint16_t*) ((uintptr_t) i5 + input_offset);
}
const uint16_t* i6 = *input++;
assert(i6 != NULL);
if XNN_UNPREDICTABLE(i6 != zero) {
i6 = (const uint16_t*) ((uintptr_t) i6 + input_offset);
}
const uint16_t* i7 = *input++;
assert(i7 != NULL);
if XNN_UNPREDICTABLE(i7 != zero) {
i7 = (const uint16_t*) ((uintptr_t) i7 + input_offset);
}
const uint16_t* i8 = *input++;
assert(i8 != NULL);
if XNN_UNPREDICTABLE(i8 != zero) {
i8 = (const uint16_t*) ((uintptr_t) i8 + input_offset);
}
uint16_t* b = (uint16_t*) buffer;
for (size_t c = 0; c < channels; c += 8) {
const float16x8_t vi0 = vreinterpretq_f16_u16(vld1q_u16(i0)); i0 += 8;
const float16x8_t vi1 = vreinterpretq_f16_u16(vld1q_u16(i1)); i1 += 8;
const float16x8_t vi2 = vreinterpretq_f16_u16(vld1q_u16(i2)); i2 += 8;
const float16x8_t vi3 = vreinterpretq_f16_u16(vld1q_u16(i3)); i3 += 8;
const float16x8_t vi4 = vreinterpretq_f16_u16(vld1q_u16(i4)); i4 += 8;
const float16x8_t vi5 = vreinterpretq_f16_u16(vld1q_u16(i5)); i5 += 8;
const float16x8_t vi6 = vreinterpretq_f16_u16(vld1q_u16(i6)); i6 += 8;
const float16x8_t vi7 = vreinterpretq_f16_u16(vld1q_u16(i7)); i7 += 8;
const float16x8_t vi8 = vreinterpretq_f16_u16(vld1q_u16(i8)); i8 += 8;
const float16x8_t vsum01 = vaddq_f16(vi0, vi1);
const float16x8_t vsum23 = vaddq_f16(vi2, vi3);
const float16x8_t vsum45 = vaddq_f16(vi4, vi5);
const float16x8_t vsum67 = vaddq_f16(vi6, vi7);
const float16x8_t vsum018 = vaddq_f16(vsum01, vi8);
const float16x8_t vsum2345 = vaddq_f16(vsum23, vsum45);
const float16x8_t vsum01678 = vaddq_f16(vsum018, vsum67);
const float16x8_t vsum = vaddq_f16(vsum2345, vsum01678);
vst1q_u16(b, vreinterpretq_u16_f16(vsum)); b += 8;
}
}
size_t k = kernel_elements;
for (k -= 9; k > 8; k -= 8) {
const uint16_t* i0 = (const uint16_t*) *input++;
assert(i0 != NULL);
if XNN_UNPREDICTABLE(i0 != zero) {
i0 = (const uint16_t*) ((uintptr_t) i0 + input_offset);
}
const uint16_t* i1 = (const uint16_t*) *input++;
assert(i1 != NULL);
if XNN_UNPREDICTABLE(i1 != zero) {
i1 = (const uint16_t*) ((uintptr_t) i1 + input_offset);
}
const uint16_t* i2 = (const uint16_t*) *input++;
assert(i2 != NULL);
if XNN_UNPREDICTABLE(i2 != zero) {
i2 = (const uint16_t*) ((uintptr_t) i2 + input_offset);
}
const uint16_t* i3 = (const uint16_t*) *input++;
assert(i3 != NULL);
if XNN_UNPREDICTABLE(i3 != zero) {
i3 = (const uint16_t*) ((uintptr_t) i3 + input_offset);
}
const uint16_t* i4 = (const uint16_t*) *input++;
assert(i4 != NULL);
if XNN_UNPREDICTABLE(i4 != zero) {
i4 = (const uint16_t*) ((uintptr_t) i4 + input_offset);
}
const uint16_t* i5 = (const uint16_t*) *input++;
assert(i5 != NULL);
if XNN_UNPREDICTABLE(i5 != zero) {
i5 = (const uint16_t*) ((uintptr_t) i5 + input_offset);
}
const uint16_t* i6 = (const uint16_t*) *input++;
assert(i6 != NULL);
if XNN_UNPREDICTABLE(i6 != zero) {
i6 = (const uint16_t*) ((uintptr_t) i6 + input_offset);
}
const uint16_t* i7 = (const uint16_t*) *input++;
assert(i7 != NULL);
if XNN_UNPREDICTABLE(i7 != zero) {
i7 = (const uint16_t*) ((uintptr_t) i7 + input_offset);
}
uint16_t* b = (uint16_t*) buffer;
for (size_t c = 0; c < channels; c += 8) {
const float16x8_t vi0 = vreinterpretq_f16_u16(vld1q_u16(i0)); i0 += 8;
const float16x8_t vi1 = vreinterpretq_f16_u16(vld1q_u16(i1)); i1 += 8;
const float16x8_t vi2 = vreinterpretq_f16_u16(vld1q_u16(i2)); i2 += 8;
const float16x8_t vi3 = vreinterpretq_f16_u16(vld1q_u16(i3)); i3 += 8;
const float16x8_t vi4 = vreinterpretq_f16_u16(vld1q_u16(i4)); i4 += 8;
const float16x8_t vi5 = vreinterpretq_f16_u16(vld1q_u16(i5)); i5 += 8;
const float16x8_t vi6 = vreinterpretq_f16_u16(vld1q_u16(i6)); i6 += 8;
const float16x8_t vi7 = vreinterpretq_f16_u16(vld1q_u16(i7)); i7 += 8;
const float16x8_t vacc = vreinterpretq_f16_u16(vld1q_u16(b));
const float16x8_t vsum01 = vaddq_f16(vi0, vi1);
const float16x8_t vsum23 = vaddq_f16(vi2, vi3);
const float16x8_t vsum45 = vaddq_f16(vi4, vi5);
const float16x8_t vsum67 = vaddq_f16(vi6, vi7);
const float16x8_t vsum01a = vaddq_f16(vsum01, vacc);
const float16x8_t vsum2345 = vaddq_f16(vsum23, vsum45);
const float16x8_t vsum0167a = vaddq_f16(vsum01a, vsum67);
const float16x8_t vsum = vaddq_f16(vsum2345, vsum0167a);
vst1q_u16(b, vreinterpretq_u16_f16(vsum)); b += 8;
}
}
assert(k >= 1);
{
const uint16_t* i0 = (const uint16_t*) input[0];
assert(i0 != NULL);
const uint16_t* i1 = (const uint16_t*) input[1];
const uint16_t* i2 = (const uint16_t*) input[2];
const uint16_t* i3 = (const uint16_t*) input[3];
const uint16_t* i4 = (const uint16_t*) input[4];
const uint16_t* i5 = (const uint16_t*) input[5];
const uint16_t* i6 = (const uint16_t*) input[6];
const uint16_t* i7 = (const uint16_t*) input[7];
input = (const void**) ((uintptr_t) input + input_increment);
if (k < 2) {
i1 = (const uint16_t*) zero;
}
assert(i1 != NULL);
if (k <= 2) {
i2 = (const uint16_t*) zero;
}
assert(i2 != NULL);
if (k < 4) {
i3 = (const uint16_t*) zero;
}
assert(i3 != NULL);
if (k <= 4) {
i4 = (const uint16_t*) zero;
}
assert(i4 != NULL);
if (k < 6) {
i5 = (const uint16_t*) zero;
}
assert(i5 != NULL);
if (k <= 6) {
i6 = (const uint16_t*) zero;
}
assert(i6 != NULL);
if (k < 8) {
i7 = (const uint16_t*) zero;
}
assert(i7 != NULL);
if XNN_UNPREDICTABLE(i0 != zero) {
i0 = (const uint16_t*) ((uintptr_t) i0 + input_offset);
}
if XNN_UNPREDICTABLE(i1 != zero) {
i1 = (const uint16_t*) ((uintptr_t) i1 + input_offset);
}
if XNN_UNPREDICTABLE(i2 != zero) {
i2 = (const uint16_t*) ((uintptr_t) i2 + input_offset);
}
if XNN_UNPREDICTABLE(i3 != zero) {
i3 = (const uint16_t*) ((uintptr_t) i3 + input_offset);
}
if XNN_UNPREDICTABLE(i4 != zero) {
i4 = (const uint16_t*) ((uintptr_t) i4 + input_offset);
}
if XNN_UNPREDICTABLE(i5 != zero) {
i5 = (const uint16_t*) ((uintptr_t) i5 + input_offset);
}
if XNN_UNPREDICTABLE(i6 != zero) {
i6 = (const uint16_t*) ((uintptr_t) i6 + input_offset);
}
if XNN_UNPREDICTABLE(i7 != zero) {
i7 = (const uint16_t*) ((uintptr_t) i7 + input_offset);
}
size_t c = channels;
uint16_t* b = (uint16_t*) buffer;
while (c >= 8) {
const float16x8_t vi0 = vreinterpretq_f16_u16(vld1q_u16(i0)); i0 += 8;
const float16x8_t vi1 = vreinterpretq_f16_u16(vld1q_u16(i1)); i1 += 8;
const float16x8_t vi2 = vreinterpretq_f16_u16(vld1q_u16(i2)); i2 += 8;
const float16x8_t vi3 = vreinterpretq_f16_u16(vld1q_u16(i3)); i3 += 8;
const float16x8_t vi4 = vreinterpretq_f16_u16(vld1q_u16(i4)); i4 += 8;
const float16x8_t vi5 = vreinterpretq_f16_u16(vld1q_u16(i5)); i5 += 8;
const float16x8_t vi6 = vreinterpretq_f16_u16(vld1q_u16(i6)); i6 += 8;
const float16x8_t vi7 = vreinterpretq_f16_u16(vld1q_u16(i7)); i7 += 8;
const float16x8_t vacc = vreinterpretq_f16_u16(vld1q_u16(b)); b += 8;
const float16x8_t vsum01 = vaddq_f16(vi0, vi1);
const float16x8_t vsum23 = vaddq_f16(vi2, vi3);
const float16x8_t vsum45 = vaddq_f16(vi4, vi5);
const float16x8_t vsum67 = vaddq_f16(vi6, vi7);
const float16x8_t vsum01a = vaddq_f16(vsum01, vacc);
const float16x8_t vsum2345 = vaddq_f16(vsum23, vsum45);
const float16x8_t vsum0167a = vaddq_f16(vsum01a, vsum67);
const float16x8_t vsum = vaddq_f16(vsum2345, vsum0167a);
float16x8_t vout = vmulq_f16(vsum, vscale);
vout = vmaxq_f16(vout, vmin);
vout = vminq_f16(vout, vmax);
vst1q_u16(output, vreinterpretq_u16_f16(vout)); output = (uint16_t*) output + 8;
c -= 8;
}
if (c != 0) {
const float16x8_t vi0 = vreinterpretq_f16_u16(vld1q_u16(i0));
const float16x8_t vi1 = vreinterpretq_f16_u16(vld1q_u16(i1));
const float16x8_t vi2 = vreinterpretq_f16_u16(vld1q_u16(i2));
const float16x8_t vi3 = vreinterpretq_f16_u16(vld1q_u16(i3));
const float16x8_t vi4 = vreinterpretq_f16_u16(vld1q_u16(i4));
const float16x8_t vi5 = vreinterpretq_f16_u16(vld1q_u16(i5));
const float16x8_t vi6 = vreinterpretq_f16_u16(vld1q_u16(i6));
const float16x8_t vi7 = vreinterpretq_f16_u16(vld1q_u16(i7));
const float16x8_t vacc = vreinterpretq_f16_u16(vld1q_u16(b));
const float16x8_t vsum01 = vaddq_f16(vi0, vi1);
const float16x8_t vsum23 = vaddq_f16(vi2, vi3);
const float16x8_t vsum45 = vaddq_f16(vi4, vi5);
const float16x8_t vsum67 = vaddq_f16(vi6, vi7);
const float16x8_t vsum01a = vaddq_f16(vsum01, vacc);
const float16x8_t vsum2345 = vaddq_f16(vsum23, vsum45);
const float16x8_t vsum0167a = vaddq_f16(vsum01a, vsum67);
const float16x8_t vsum = vaddq_f16(vsum2345, vsum0167a);
float16x8_t vout = vmulq_f16(vsum, vscale);
vout = vmaxq_f16(vout, vmin);
vout = vminq_f16(vout, vmax);
float16x4_t vout_lo = vget_low_f16(vout);
if (c & 4) {
vst1_u16(output, vreinterpret_u16_f16(vout_lo)); output = (uint16_t*) output + 4;
vout_lo = vget_high_f16(vout);
}
if (c & 2) {
vst1_lane_u32(output, vreinterpret_u32_f16(vout_lo), 0); output = (uint16_t*) output + 2;
vout_lo = vext_f16(vout_lo, vout_lo, 2);
}
if (c & 1) {
vst1_lane_u16(output, vreinterpret_u16_f16(vout_lo), 0); output = (uint16_t*) output + 1;
}
}
}
output = (uint16_t*) ((uintptr_t) output + output_increment);
} while (--output_pixels != 0);
}