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9p8x-minmax-sse-c4.c
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// Copyright 2019 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 <xmmintrin.h>
#include <xnnpack/pavgpool.h>
void xnn_f32_pavgpool_minmax_ukernel_9p8x__sse_c4(
size_t output_pixels,
size_t kernel_elements,
size_t channels,
const float** input,
size_t input_offset,
const float* zero,
const float* multiplier,
float* buffer,
float* output,
size_t input_increment,
size_t output_increment,
const union xnn_f32_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_DISABLE_TSAN
{
assert(output_pixels != 0);
assert(kernel_elements > 9);
assert(channels != 0);
const __m128 voutput_min = _mm_load_ps(params->sse.min);
const __m128 voutput_max = _mm_load_ps(params->sse.max);
do {
{
const float* i0 = *input++;
assert(i0 != NULL);
if XNN_UNPREDICTABLE(i0 != zero) {
i0 = (const float*) ((uintptr_t) i0 + input_offset);
}
const float* i1 = *input++;
assert(i1 != NULL);
if XNN_UNPREDICTABLE(i1 != zero) {
i1 = (const float*) ((uintptr_t) i1 + input_offset);
}
const float* i2 = *input++;
assert(i2 != NULL);
if XNN_UNPREDICTABLE(i2 != zero) {
i2 = (const float*) ((uintptr_t) i2 + input_offset);
}
const float* i3 = *input++;
assert(i3 != NULL);
if XNN_UNPREDICTABLE(i3 != zero) {
i3 = (const float*) ((uintptr_t) i3 + input_offset);
}
const float* i4 = *input++;
assert(i4 != NULL);
if XNN_UNPREDICTABLE(i4 != zero) {
i4 = (const float*) ((uintptr_t) i4 + input_offset);
}
const float* i5 = *input++;
assert(i5 != NULL);
if XNN_UNPREDICTABLE(i5 != zero) {
i5 = (const float*) ((uintptr_t) i5 + input_offset);
}
const float* i6 = *input++;
assert(i6 != NULL);
if XNN_UNPREDICTABLE(i6 != zero) {
i6 = (const float*) ((uintptr_t) i6 + input_offset);
}
const float* i7 = *input++;
assert(i7 != NULL);
if XNN_UNPREDICTABLE(i7 != zero) {
i7 = (const float*) ((uintptr_t) i7 + input_offset);
}
const float* i8 = *input++;
assert(i8 != NULL);
if XNN_UNPREDICTABLE(i8 != zero) {
i8 = (const float*) ((uintptr_t) i8 + input_offset);
}
float* b = buffer;
for (size_t c = 0; c < channels; c += 4) {
const __m128 vi0 = _mm_loadu_ps(i0);
i0 += 4;
const __m128 vi1 = _mm_loadu_ps(i1);
i1 += 4;
const __m128 vi2 = _mm_loadu_ps(i2);
i2 += 4;
const __m128 vi3 = _mm_loadu_ps(i3);
i3 += 4;
const __m128 vi4 = _mm_loadu_ps(i4);
i4 += 4;
const __m128 vi5 = _mm_loadu_ps(i5);
i5 += 4;
const __m128 vi6 = _mm_loadu_ps(i6);
i6 += 4;
const __m128 vi7 = _mm_loadu_ps(i7);
i7 += 4;
const __m128 vi8 = _mm_loadu_ps(i8);
i8 += 4;
const __m128 vsum01 = _mm_add_ps(vi0, vi1);
const __m128 vsum23 = _mm_add_ps(vi2, vi3);
const __m128 vsum45 = _mm_add_ps(vi4, vi5);
const __m128 vsum67 = _mm_add_ps(vi6, vi7);
const __m128 vsum018 = _mm_add_ps(vsum01, vi8);
const __m128 vsum2345 = _mm_add_ps(vsum23, vsum45);
const __m128 vsum01678 = _mm_add_ps(vsum018, vsum67);
const __m128 vsum = _mm_add_ps(vsum2345, vsum01678);
_mm_store_ps(b, vsum); b += 4;
}
}
size_t k = kernel_elements;
for (k -= 9; k > 8; k -= 8) {
const float* i0 = *input++;
assert(i0 != NULL);
if XNN_UNPREDICTABLE(i0 != zero) {
i0 = (const float*) ((uintptr_t) i0 + input_offset);
}
const float* i1 = *input++;
assert(i1 != NULL);
if XNN_UNPREDICTABLE(i1 != zero) {
i1 = (const float*) ((uintptr_t) i1 + input_offset);
}
const float* i2 = *input++;
assert(i2 != NULL);
if XNN_UNPREDICTABLE(i2 != zero) {
i2 = (const float*) ((uintptr_t) i2 + input_offset);
}
const float* i3 = *input++;
assert(i3 != NULL);
if XNN_UNPREDICTABLE(i3 != zero) {
i3 = (const float*) ((uintptr_t) i3 + input_offset);
}
const float* i4 = *input++;
assert(i4 != NULL);
if XNN_UNPREDICTABLE(i4 != zero) {
i4 = (const float*) ((uintptr_t) i4 + input_offset);
}
const float* i5 = *input++;
assert(i5 != NULL);
if XNN_UNPREDICTABLE(i5 != zero) {
i5 = (const float*) ((uintptr_t) i5 + input_offset);
}
const float* i6 = *input++;
assert(i6 != NULL);
if XNN_UNPREDICTABLE(i6 != zero) {
i6 = (const float*) ((uintptr_t) i6 + input_offset);
}
const float* i7 = *input++;
assert(i7 != NULL);
if XNN_UNPREDICTABLE(i7 != zero) {
i7 = (const float*) ((uintptr_t) i7 + input_offset);
}
float* b = buffer;
for (size_t c = 0; c < channels; c += 4) {
const __m128 vi0 = _mm_loadu_ps(i0);
i0 += 4;
const __m128 vi1 = _mm_loadu_ps(i1);
i1 += 4;
const __m128 vi2 = _mm_loadu_ps(i2);
i2 += 4;
const __m128 vi3 = _mm_loadu_ps(i3);
i3 += 4;
const __m128 vi4 = _mm_loadu_ps(i4);
i4 += 4;
const __m128 vi5 = _mm_loadu_ps(i5);
i5 += 4;
const __m128 vi6 = _mm_loadu_ps(i6);
i6 += 4;
const __m128 vi7 = _mm_loadu_ps(i7);
i7 += 4;
const __m128 vacc = _mm_load_ps(b);
const __m128 vsum01 = _mm_add_ps(vi0, vi1);
const __m128 vsum23 = _mm_add_ps(vi2, vi3);
const __m128 vsum45 = _mm_add_ps(vi4, vi5);
const __m128 vsum67 = _mm_add_ps(vi6, vi7);
const __m128 vsum01a = _mm_add_ps(vsum01, vacc);
const __m128 vsum2345 = _mm_add_ps(vsum23, vsum45);
const __m128 vsum0167a = _mm_add_ps(vsum01a, vsum67);
const __m128 vsum = _mm_add_ps(vsum2345, vsum0167a);
_mm_store_ps(b, vsum); b += 4;
}
}
{
const float* i0 = input[0];
assert(i0 != NULL);
const float* i1 = input[1];
const float* i2 = input[2];
const float* i3 = input[3];
const float* i4 = input[4];
const float* i5 = input[5];
const float* i6 = input[6];
const float* i7 = input[7];
input = (const float**) ((uintptr_t) input + input_increment);
if (k < 2) {
i1 = zero;
}
assert(i1 != NULL);
if (k <= 2) {
i2 = zero;
}
assert(i2 != NULL);
if (k < 4) {
i3 = zero;
}
assert(i3 != NULL);
if (k <= 4) {
i4 = zero;
}
assert(i4 != NULL);
if (k < 6) {
i5 = zero;
}
assert(i5 != NULL);
if (k <= 6) {
i6 = zero;
}
assert(i6 != NULL);
if (k < 8) {
i7 = zero;
}
assert(i7 != NULL);
if XNN_UNPREDICTABLE(i0 != zero) {
i0 = (const float*) ((uintptr_t) i0 + input_offset);
}
if XNN_UNPREDICTABLE(i1 != zero) {
i1 = (const float*) ((uintptr_t) i1 + input_offset);
}
if XNN_UNPREDICTABLE(i2 != zero) {
i2 = (const float*) ((uintptr_t) i2 + input_offset);
}
if XNN_UNPREDICTABLE(i3 != zero) {
i3 = (const float*) ((uintptr_t) i3 + input_offset);
}
if XNN_UNPREDICTABLE(i4 != zero) {
i4 = (const float*) ((uintptr_t) i4 + input_offset);
}
if XNN_UNPREDICTABLE(i5 != zero) {
i5 = (const float*) ((uintptr_t) i5 + input_offset);
}
if XNN_UNPREDICTABLE(i6 != zero) {
i6 = (const float*) ((uintptr_t) i6 + input_offset);
}
if XNN_UNPREDICTABLE(i7 != zero) {
i7 = (const float*) ((uintptr_t) i7 + input_offset);
}
const __m128 vmultiplier = _mm_load1_ps(multiplier);
multiplier += 1;
size_t c = channels;
float* b = buffer;
while (c >= 4) {
const __m128 vi0 = _mm_loadu_ps(i0);
i0 += 4;
const __m128 vi1 = _mm_loadu_ps(i1);
i1 += 4;
const __m128 vi2 = _mm_loadu_ps(i2);
i2 += 4;
const __m128 vi3 = _mm_loadu_ps(i3);
i3 += 4;
const __m128 vi4 = _mm_loadu_ps(i4);
i4 += 4;
const __m128 vi5 = _mm_loadu_ps(i5);
i5 += 4;
const __m128 vi6 = _mm_loadu_ps(i6);
i6 += 4;
const __m128 vi7 = _mm_loadu_ps(i7);
i7 += 4;
const __m128 vacc = _mm_load_ps(b);
b += 4;
const __m128 vsum01 = _mm_add_ps(vi0, vi1);
const __m128 vsum23 = _mm_add_ps(vi2, vi3);
const __m128 vsum45 = _mm_add_ps(vi4, vi5);
const __m128 vsum67 = _mm_add_ps(vi6, vi7);
const __m128 vsum01a = _mm_add_ps(vsum01, vacc);
const __m128 vsum2345 = _mm_add_ps(vsum23, vsum45);
const __m128 vsum0167a = _mm_add_ps(vsum01a, vsum67);
const __m128 vsum = _mm_add_ps(vsum2345, vsum0167a);
__m128 vout = _mm_mul_ps(vsum, vmultiplier);
vout = _mm_max_ps(vout, voutput_min);
vout = _mm_min_ps(vout, voutput_max);
_mm_storeu_ps(output, vout);
output += 4;
c -= 4;
}
if (c != 0) {
const __m128 vi0 = _mm_loadu_ps(i0);
const __m128 vi1 = _mm_loadu_ps(i1);
const __m128 vi2 = _mm_loadu_ps(i2);
const __m128 vi3 = _mm_loadu_ps(i3);
const __m128 vi4 = _mm_loadu_ps(i4);
const __m128 vi5 = _mm_loadu_ps(i5);
const __m128 vi6 = _mm_loadu_ps(i6);
const __m128 vi7 = _mm_loadu_ps(i7);
const __m128 vacc = _mm_load_ps(b);
const __m128 vsum01 = _mm_add_ps(vi0, vi1);
const __m128 vsum23 = _mm_add_ps(vi2, vi3);
const __m128 vsum45 = _mm_add_ps(vi4, vi5);
const __m128 vsum67 = _mm_add_ps(vi6, vi7);
const __m128 vsum01a = _mm_add_ps(vsum01, vacc);
const __m128 vsum2345 = _mm_add_ps(vsum23, vsum45);
const __m128 vsum0167a = _mm_add_ps(vsum01a, vsum67);
const __m128 vsum = _mm_add_ps(vsum2345, vsum0167a);
__m128 vout = _mm_mul_ps(vsum, vmultiplier);
vout = _mm_max_ps(vout, voutput_min);
vout = _mm_min_ps(vout, voutput_max);
if (c & 2) {
_mm_storel_pi((__m64*) output, vout);
vout = _mm_movehl_ps(vout, vout);
output += 2;
}
if (c & 1) {
_mm_store_ss(output, vout);
output += 1;
}
}
}
output = (float*) ((uintptr_t) output + output_increment);
} while (--output_pixels != 0);
}