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Marat Dukhan17ec5f32019-11-22 13:34:16 -08001// Auto-generated file. Do not edit!
2// Template: src/f32-dwconv/up-avx.c.in
3// Generator: tools/xngen
4//
5// Copyright 2019 Google LLC
6//
7// This source code is licensed under the BSD-style license found in the
8// LICENSE file in the root directory of this source tree.
9
10#include <assert.h>
11
12#include <immintrin.h>
13
14#include <xnnpack/dwconv.h>
15
16
17static const int32_t mask_table[14] = {-1, -1, -1, -1, -1, -1, -1, 0, 0, 0, 0, 0, 0, 0};
18
19void xnn_f32_dwconv_ukernel_up8x9__fma3(
20 size_t channels,
21 size_t output_width,
22 const float** input,
23 const float* weights,
24 float* output,
25 size_t input_stride,
26 size_t output_increment,
Marat Dukhaneb09a6b2020-04-08 17:34:32 -070027 const union xnn_f32_minmax_params params[restrict static 1])
Marat Dukhan17ec5f32019-11-22 13:34:16 -080028{
29 assert(channels != 0);
30 assert(output_width != 0);
31
32 const __m256 vmax = _mm256_broadcast_ps((const __m128*) params->sse.max);
33 const __m256 vmin = _mm256_broadcast_ps((const __m128*) params->sse.min);
34 do {
35 const float* i0 = input[0];
Marat Dukhan68660992020-02-03 13:31:12 -080036 assert(i0 != NULL);
Marat Dukhan17ec5f32019-11-22 13:34:16 -080037 const float* i1 = input[1];
Marat Dukhan68660992020-02-03 13:31:12 -080038 assert(i1 != NULL);
Marat Dukhan17ec5f32019-11-22 13:34:16 -080039 const float* i2 = input[2];
Marat Dukhan68660992020-02-03 13:31:12 -080040 assert(i2 != NULL);
Marat Dukhan17ec5f32019-11-22 13:34:16 -080041 const float* i3 = input[3];
Marat Dukhan68660992020-02-03 13:31:12 -080042 assert(i3 != NULL);
Marat Dukhan17ec5f32019-11-22 13:34:16 -080043 const float* i4 = input[4];
Marat Dukhan68660992020-02-03 13:31:12 -080044 assert(i4 != NULL);
Marat Dukhan17ec5f32019-11-22 13:34:16 -080045 const float* i5 = input[5];
Marat Dukhan68660992020-02-03 13:31:12 -080046 assert(i5 != NULL);
Marat Dukhan17ec5f32019-11-22 13:34:16 -080047 const float* i6 = input[6];
Marat Dukhan68660992020-02-03 13:31:12 -080048 assert(i6 != NULL);
Marat Dukhan17ec5f32019-11-22 13:34:16 -080049 const float* i7 = input[7];
Marat Dukhan68660992020-02-03 13:31:12 -080050 assert(i7 != NULL);
Marat Dukhan17ec5f32019-11-22 13:34:16 -080051 const float* i8 = input[8];
Marat Dukhan68660992020-02-03 13:31:12 -080052 assert(i8 != NULL);
Marat Dukhan17ec5f32019-11-22 13:34:16 -080053 input = (const float**) ((uintptr_t) input + input_stride);
54
55 size_t c = channels;
56 const float* w = weights;
57 for (; c >= 8; c -= 8) {
58 __m256 vacc01234567p0 = _mm256_load_ps(w);
59
60
61 const __m256 vi0x01234567 = _mm256_loadu_ps(i0);
62 i0 += 8;
63
64 const __m256 vk0x01234567 = _mm256_load_ps(w + 8);
65 vacc01234567p0 = _mm256_fmadd_ps(vi0x01234567, vk0x01234567, vacc01234567p0);
66
67 const __m256 vi1x01234567 = _mm256_loadu_ps(i1);
68 i1 += 8;
69
70 const __m256 vk1x01234567 = _mm256_load_ps(w + 16);
71 vacc01234567p0 = _mm256_fmadd_ps(vi1x01234567, vk1x01234567, vacc01234567p0);
72
73 const __m256 vi2x01234567 = _mm256_loadu_ps(i2);
74 i2 += 8;
75
76 const __m256 vk2x01234567 = _mm256_load_ps(w + 24);
77 vacc01234567p0 = _mm256_fmadd_ps(vi2x01234567, vk2x01234567, vacc01234567p0);
78
79 const __m256 vi3x01234567 = _mm256_loadu_ps(i3);
80 i3 += 8;
81
82 const __m256 vk3x01234567 = _mm256_load_ps(w + 32);
83 vacc01234567p0 = _mm256_fmadd_ps(vi3x01234567, vk3x01234567, vacc01234567p0);
84
85 const __m256 vi4x01234567 = _mm256_loadu_ps(i4);
86 i4 += 8;
87
88 const __m256 vk4x01234567 = _mm256_load_ps(w + 40);
89 vacc01234567p0 = _mm256_fmadd_ps(vi4x01234567, vk4x01234567, vacc01234567p0);
90
91 const __m256 vi5x01234567 = _mm256_loadu_ps(i5);
92 i5 += 8;
93
94 const __m256 vk5x01234567 = _mm256_load_ps(w + 48);
95 vacc01234567p0 = _mm256_fmadd_ps(vi5x01234567, vk5x01234567, vacc01234567p0);
96
97 const __m256 vi6x01234567 = _mm256_loadu_ps(i6);
98 i6 += 8;
99
100 const __m256 vk6x01234567 = _mm256_load_ps(w + 56);
101 vacc01234567p0 = _mm256_fmadd_ps(vi6x01234567, vk6x01234567, vacc01234567p0);
102
103 const __m256 vi7x01234567 = _mm256_loadu_ps(i7);
104 i7 += 8;
105
106 const __m256 vk7x01234567 = _mm256_load_ps(w + 64);
107 vacc01234567p0 = _mm256_fmadd_ps(vi7x01234567, vk7x01234567, vacc01234567p0);
108
109 const __m256 vi8x01234567 = _mm256_loadu_ps(i8);
110 i8 += 8;
111
112 const __m256 vk8x01234567 = _mm256_load_ps(w + 72);
113 vacc01234567p0 = _mm256_fmadd_ps(vi8x01234567, vk8x01234567, vacc01234567p0);
114
115 w += 80;
116
117
118 __m256 vacc01234567 = _mm256_max_ps(vacc01234567p0, vmin);
119 vacc01234567 = _mm256_min_ps(vacc01234567, vmax);
120
121 _mm256_storeu_ps(output, vacc01234567);
122 output += 8;
123 }
124 if XNN_UNLIKELY(c != 0) {
125 assert(c >= 1);
126 assert(c <= 7);
127 __m256i vmask = _mm256_loadu_si256((const __m256i*) &mask_table[7 - c]);
128
129 __m256 vacc01234567p0 = _mm256_load_ps(w);
130
131 const __m256 vi0x01234567 = _mm256_maskload_ps(i0, vmask);
132 const __m256 vk0x01234567 = _mm256_load_ps(w + 8);
133 vacc01234567p0 = _mm256_fmadd_ps(vi0x01234567, vk0x01234567, vacc01234567p0);
134
135 const __m256 vi1x01234567 = _mm256_maskload_ps(i1, vmask);
136 const __m256 vk1x01234567 = _mm256_load_ps(w + 16);
137 vacc01234567p0 = _mm256_fmadd_ps(vi1x01234567, vk1x01234567, vacc01234567p0);
138
139 const __m256 vi2x01234567 = _mm256_maskload_ps(i2, vmask);
140 const __m256 vk2x01234567 = _mm256_load_ps(w + 24);
141 vacc01234567p0 = _mm256_fmadd_ps(vi2x01234567, vk2x01234567, vacc01234567p0);
142
143 const __m256 vi3x01234567 = _mm256_maskload_ps(i3, vmask);
144 const __m256 vk3x01234567 = _mm256_load_ps(w + 32);
145 vacc01234567p0 = _mm256_fmadd_ps(vi3x01234567, vk3x01234567, vacc01234567p0);
146
147 const __m256 vi4x01234567 = _mm256_maskload_ps(i4, vmask);
148 const __m256 vk4x01234567 = _mm256_load_ps(w + 40);
149 vacc01234567p0 = _mm256_fmadd_ps(vi4x01234567, vk4x01234567, vacc01234567p0);
150
151 const __m256 vi5x01234567 = _mm256_maskload_ps(i5, vmask);
152 const __m256 vk5x01234567 = _mm256_load_ps(w + 48);
153 vacc01234567p0 = _mm256_fmadd_ps(vi5x01234567, vk5x01234567, vacc01234567p0);
154
155 const __m256 vi6x01234567 = _mm256_maskload_ps(i6, vmask);
156 const __m256 vk6x01234567 = _mm256_load_ps(w + 56);
157 vacc01234567p0 = _mm256_fmadd_ps(vi6x01234567, vk6x01234567, vacc01234567p0);
158
159 const __m256 vi7x01234567 = _mm256_maskload_ps(i7, vmask);
160 const __m256 vk7x01234567 = _mm256_load_ps(w + 64);
161 vacc01234567p0 = _mm256_fmadd_ps(vi7x01234567, vk7x01234567, vacc01234567p0);
162
163 const __m256 vi8x01234567 = _mm256_maskload_ps(i8, vmask);
164 const __m256 vk8x01234567 = _mm256_load_ps(w + 72);
165 vacc01234567p0 = _mm256_fmadd_ps(vi8x01234567, vk8x01234567, vacc01234567p0);
166
167
168 __m256 vacc01234567 = _mm256_max_ps(vacc01234567p0, vmin);
169 vacc01234567 = _mm256_min_ps(vacc01234567, vmax);
170
Marat Dukhand16d0f02020-02-05 21:33:05 -0800171 // _mm256_maskstore_ps(output, vmask, vacc01234567); output += c; could be used here, but triggers msan failures (probably an msan bug).
172 __m128 vacc0123 = _mm256_castps256_ps128(vacc01234567);
173 if (c & 4) {
174 _mm_storeu_ps(output, vacc0123);
175 vacc0123 = _mm256_extractf128_ps(vacc01234567, 1);
176 output += 4;
177 }
178 if (c & 2) {
179 _mm_storel_pi((__m64*) output, vacc0123);
180 vacc0123 = _mm_movehl_ps(vacc0123, vacc0123);
181 output += 2;
182 }
183 if (c & 1) {
184 _mm_store_ss(output, vacc0123);
185 output += 1;
186 }
Marat Dukhan17ec5f32019-11-22 13:34:16 -0800187 }
188
189 output = (float*) ((uintptr_t) output + output_increment);
190 } while (--output_width != 0);
191}