1 // Auto-generated file. Do not edit!
2 // Template: src/f32-dwconv2d-chw/3x3s2p1-sse.c.in
3 // Generator: tools/xngen
4 //
5 // Copyright 2020 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 <xmmintrin.h>
13
14 #include <xnnpack/dwconv.h>
15 #include <xnnpack/math.h>
16
17
xnn_f32_dwconv2d_chw_ukernel_3x3s2p1__sse_2x4(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)])18 void xnn_f32_dwconv2d_chw_ukernel_3x3s2p1__sse_2x4(
19 size_t input_height,
20 size_t input_width,
21 const float* input,
22 const float* weights,
23 const float* zero,
24 float* output,
25 uint32_t padding_top,
26 const union xnn_f32_chw_params params[restrict XNN_MIN_ELEMENTS(1)])
27 {
28 assert(input_height != 0);
29 assert(input_width != 0);
30 assert(input_width % sizeof(float) == 0);
31 assert(padding_top >= 0);
32 assert(padding_top <= 1);
33
34 const __m128 vmask_even = _mm_load_ps((const float*) params->sse.mask_even);
35 const __m128 vmask_odd = _mm_load_ps((const float*) params->sse.mask_odd);
36 const __m128 vmax = _mm_load_ps(params->sse.max);
37 const __m128 vmin = _mm_load_ps(params->sse.min);
38
39 const __m128 vbias = _mm_load1_ps(weights);
40 const __m128 vk00 = _mm_load1_ps(weights + 1);
41 const __m128 vk01 = _mm_load1_ps(weights + 2);
42 const __m128 vk02 = _mm_load1_ps(weights + 3);
43 const __m128 vk10 = _mm_load1_ps(weights + 4);
44 const __m128 vk11 = _mm_load1_ps(weights + 5);
45 const __m128 vk12 = _mm_load1_ps(weights + 6);
46 const __m128 vk20 = _mm_load1_ps(weights + 7);
47 const __m128 vk21 = _mm_load1_ps(weights + 8);
48 const __m128 vk22 = _mm_load1_ps(weights + 9);
49
50 const size_t input_decrement = round_down_po2(input_width, 4 /* SIMD output width */ * 2 /* subsampling */ * sizeof(float));
51 const size_t output_width = round_down_po2((input_width + (2 /* padding */ - 3 /* kernel size */ + 2 /* subsampling */) * sizeof(float)) / 2, sizeof(float));
52
53 const float* i0 = (const float*) ((uintptr_t) input - ((-padding_top) & input_width));
54 const float* i1 = (const float*) ((uintptr_t) i0 + input_width);
55 if XNN_UNPREDICTABLE(padding_top != 0) {
56 i0 = zero;
57 }
58 const float* i2 = (const float*) ((uintptr_t) i1 + input_width);
59 const float* i3 = (const float*) ((uintptr_t) i2 + input_width);
60 const float* i4 = (const float*) ((uintptr_t) i3 + input_width);
61
62 float* o0 = output;
63 float* o1 = (float*) ((uintptr_t) o0 + output_width);
64
65 size_t padded_input_height = input_height + padding_top + 1 /* padding bottom */;
66 size_t output_height = (padded_input_height - 3 /* kernel size */ + 2 /* subsampling */) / 2;
67 do {
68 if XNN_UNPREDICTABLE(padded_input_height < 4) {
69 i2 = zero;
70 }
71 if XNN_UNPREDICTABLE(padded_input_height < 5) {
72 i3 = zero;
73 o1 = o0;
74 }
75 if XNN_UNPREDICTABLE(padded_input_height < 6) {
76 i4 = zero;
77 }
78
79 __m128 vi0x7531 = _mm_setzero_ps();
80 __m128 vi1x7531 = _mm_setzero_ps();
81 __m128 vi2x7531 = _mm_setzero_ps();
82 __m128 vi3x7531 = _mm_setzero_ps();
83 __m128 vi4x7531 = _mm_setzero_ps();
84
85 size_t w = input_width;
86 for (; w >= 8 * sizeof(float); w -= 8 * sizeof(float)) {
87 const __m128 vi0x89AB = _mm_loadu_ps(i0);
88 const __m128 vi0xCDEF = _mm_loadu_ps(i0 + 4);
89 i0 += 8;
90 const __m128 vi1x89AB = _mm_loadu_ps(i1);
91 const __m128 vi1xCDEF = _mm_loadu_ps(i1 + 4);
92 i1 += 8;
93 const __m128 vi2x89AB = _mm_loadu_ps(i2);
94 const __m128 vi2xCDEF = _mm_loadu_ps(i2 + 4);
95 i2 += 8;
96 const __m128 vi3x89AB = _mm_loadu_ps(i3);
97 const __m128 vi3xCDEF = _mm_loadu_ps(i3 + 4);
98 i3 += 8;
99 const __m128 vi4x89AB = _mm_loadu_ps(i4);
100 const __m128 vi4xCDEF = _mm_loadu_ps(i4 + 4);
101 i4 += 8;
102
103 const __m128 vi0x8ACE = _mm_shuffle_ps(vi0x89AB, vi0xCDEF, _MM_SHUFFLE(2, 0, 2, 0));
104 const __m128 vi0x9BDF = _mm_shuffle_ps(vi0x89AB, vi0xCDEF, _MM_SHUFFLE(3, 1, 3, 1));
105 const __m128 vi1x8ACE = _mm_shuffle_ps(vi1x89AB, vi1xCDEF, _MM_SHUFFLE(2, 0, 2, 0));
106 const __m128 vi1x9BDF = _mm_shuffle_ps(vi1x89AB, vi1xCDEF, _MM_SHUFFLE(3, 1, 3, 1));
107 const __m128 vi2x8ACE = _mm_shuffle_ps(vi2x89AB, vi2xCDEF, _MM_SHUFFLE(2, 0, 2, 0));
108 const __m128 vi2x9BDF = _mm_shuffle_ps(vi2x89AB, vi2xCDEF, _MM_SHUFFLE(3, 1, 3, 1));
109 const __m128 vi3x8ACE = _mm_shuffle_ps(vi3x89AB, vi3xCDEF, _MM_SHUFFLE(2, 0, 2, 0));
110 const __m128 vi3x9BDF = _mm_shuffle_ps(vi3x89AB, vi3xCDEF, _MM_SHUFFLE(3, 1, 3, 1));
111 const __m128 vi4x8ACE = _mm_shuffle_ps(vi4x89AB, vi4xCDEF, _MM_SHUFFLE(2, 0, 2, 0));
112 const __m128 vi4x9BDF = _mm_shuffle_ps(vi4x89AB, vi4xCDEF, _MM_SHUFFLE(3, 1, 3, 1));
113
114 __m128 vo0p0 = _mm_add_ps(vbias, _mm_mul_ps(vi0x8ACE, vk01));
115 __m128 vo1p0 = _mm_add_ps(vbias, _mm_mul_ps(vi2x8ACE, vk01));
116 vo0p0 = _mm_add_ps(vo0p0, _mm_mul_ps(vi1x8ACE, vk11));
117 vo1p0 = _mm_add_ps(vo1p0, _mm_mul_ps(vi3x8ACE, vk11));
118 vo0p0 = _mm_add_ps(vo0p0, _mm_mul_ps(vi2x8ACE, vk21));
119 vo1p0 = _mm_add_ps(vo1p0, _mm_mul_ps(vi4x8ACE, vk21));
120
121 const __m128 vi0xF9BD = _mm_shuffle_ps(vi0x9BDF, vi0x9BDF, _MM_SHUFFLE(2, 1, 0, 3));
122 const __m128 vi1xF9BD = _mm_shuffle_ps(vi1x9BDF, vi1x9BDF, _MM_SHUFFLE(2, 1, 0, 3));
123 const __m128 vi2xF9BD = _mm_shuffle_ps(vi2x9BDF, vi2x9BDF, _MM_SHUFFLE(2, 1, 0, 3));
124 const __m128 vi3xF9BD = _mm_shuffle_ps(vi3x9BDF, vi3x9BDF, _MM_SHUFFLE(2, 1, 0, 3));
125 const __m128 vi4xF9BD = _mm_shuffle_ps(vi4x9BDF, vi4x9BDF, _MM_SHUFFLE(2, 1, 0, 3));
126
127 vo0p0 = _mm_add_ps(vo0p0, _mm_mul_ps(vi0x9BDF, vk02));
128 vo1p0 = _mm_add_ps(vo1p0, _mm_mul_ps(vi2x9BDF, vk02));
129 vo0p0 = _mm_add_ps(vo0p0, _mm_mul_ps(vi1x9BDF, vk12));
130 vo1p0 = _mm_add_ps(vo1p0, _mm_mul_ps(vi3x9BDF, vk12));
131 vo0p0 = _mm_add_ps(vo0p0, _mm_mul_ps(vi2x9BDF, vk22));
132 vo1p0 = _mm_add_ps(vo1p0, _mm_mul_ps(vi4x9BDF, vk22));
133
134 const __m128 vi0x7BDF = _mm_move_ss(vi0xF9BD, vi0x7531);
135 const __m128 vi1x7BDF = _mm_move_ss(vi1xF9BD, vi1x7531);
136 const __m128 vi2x7BDF = _mm_move_ss(vi2xF9BD, vi2x7531);
137 const __m128 vi3x7BDF = _mm_move_ss(vi3xF9BD, vi3x7531);
138 const __m128 vi4x7BDF = _mm_move_ss(vi4xF9BD, vi4x7531);
139
140 vi0x7531 = vi0xF9BD;
141 vi1x7531 = vi1xF9BD;
142 vi2x7531 = vi2xF9BD;
143 vi3x7531 = vi3xF9BD;
144 vi4x7531 = vi4xF9BD;
145
146 vo0p0 = _mm_add_ps(vo0p0, _mm_mul_ps(vi0x7BDF, vk00));
147 vo1p0 = _mm_add_ps(vo1p0, _mm_mul_ps(vi2x7BDF, vk00));
148 vo0p0 = _mm_add_ps(vo0p0, _mm_mul_ps(vi1x7BDF, vk10));
149 vo1p0 = _mm_add_ps(vo1p0, _mm_mul_ps(vi3x7BDF, vk10));
150 vo0p0 = _mm_add_ps(vo0p0, _mm_mul_ps(vi2x7BDF, vk20));
151 vo1p0 = _mm_add_ps(vo1p0, _mm_mul_ps(vi4x7BDF, vk20));
152
153
154 __m128 vo0 = _mm_max_ps(vo0p0, vmin);
155 __m128 vo1 = _mm_max_ps(vo1p0, vmin);
156
157 vo0 = _mm_min_ps(vo0, vmax);
158 vo1 = _mm_min_ps(vo1, vmax);
159
160 _mm_storeu_ps(o1, vo1);
161 o1 += 4;
162 _mm_storeu_ps(o0, vo0);
163 o0 += 4;
164 }
165 // Potentially process the last block of 0..7 pixels.
166 assert(w < 8 * sizeof(float));
167 if XNN_LIKELY(w != 0) {
168 const __m128 vi0x89AB = _mm_loadu_ps(i0);
169 const __m128 vi0xCDEF = _mm_loadu_ps(i0 + 4);
170 const __m128 vi1x89AB = _mm_loadu_ps(i1);
171 const __m128 vi1xCDEF = _mm_loadu_ps(i1 + 4);
172 const __m128 vi2x89AB = _mm_loadu_ps(i2);
173 const __m128 vi2xCDEF = _mm_loadu_ps(i2 + 4);
174 const __m128 vi3x89AB = _mm_loadu_ps(i3);
175 const __m128 vi3xCDEF = _mm_loadu_ps(i3 + 4);
176 const __m128 vi4x89AB = _mm_loadu_ps(i4);
177 const __m128 vi4xCDEF = _mm_loadu_ps(i4 + 4);
178
179 const __m128 vi0x8ACE = _mm_and_ps(vmask_even, _mm_shuffle_ps(vi0x89AB, vi0xCDEF, _MM_SHUFFLE(2, 0, 2, 0)));
180 const __m128 vi0x9BDF = _mm_and_ps(vmask_odd, _mm_shuffle_ps(vi0x89AB, vi0xCDEF, _MM_SHUFFLE(3, 1, 3, 1)));
181 const __m128 vi1x8ACE = _mm_and_ps(vmask_even, _mm_shuffle_ps(vi1x89AB, vi1xCDEF, _MM_SHUFFLE(2, 0, 2, 0)));
182 const __m128 vi1x9BDF = _mm_and_ps(vmask_odd, _mm_shuffle_ps(vi1x89AB, vi1xCDEF, _MM_SHUFFLE(3, 1, 3, 1)));
183 const __m128 vi2x8ACE = _mm_and_ps(vmask_even, _mm_shuffle_ps(vi2x89AB, vi2xCDEF, _MM_SHUFFLE(2, 0, 2, 0)));
184 const __m128 vi2x9BDF = _mm_and_ps(vmask_odd, _mm_shuffle_ps(vi2x89AB, vi2xCDEF, _MM_SHUFFLE(3, 1, 3, 1)));
185 const __m128 vi3x8ACE = _mm_and_ps(vmask_even, _mm_shuffle_ps(vi3x89AB, vi3xCDEF, _MM_SHUFFLE(2, 0, 2, 0)));
186 const __m128 vi3x9BDF = _mm_and_ps(vmask_odd, _mm_shuffle_ps(vi3x89AB, vi3xCDEF, _MM_SHUFFLE(3, 1, 3, 1)));
187 const __m128 vi4x8ACE = _mm_and_ps(vmask_even, _mm_shuffle_ps(vi4x89AB, vi4xCDEF, _MM_SHUFFLE(2, 0, 2, 0)));
188 const __m128 vi4x9BDF = _mm_and_ps(vmask_odd, _mm_shuffle_ps(vi4x89AB, vi4xCDEF, _MM_SHUFFLE(3, 1, 3, 1)));
189
190 __m128 vo0p0 = _mm_add_ps(vbias, _mm_mul_ps(vi0x8ACE, vk01));
191 __m128 vo1p0 = _mm_add_ps(vbias, _mm_mul_ps(vi2x8ACE, vk01));
192 vo0p0 = _mm_add_ps(vo0p0, _mm_mul_ps(vi1x8ACE, vk11));
193 vo1p0 = _mm_add_ps(vo1p0, _mm_mul_ps(vi3x8ACE, vk11));
194 vo0p0 = _mm_add_ps(vo0p0, _mm_mul_ps(vi2x8ACE, vk21));
195 vo1p0 = _mm_add_ps(vo1p0, _mm_mul_ps(vi4x8ACE, vk21));
196
197 const __m128 vi0xF9BD = _mm_shuffle_ps(vi0x9BDF, vi0x9BDF, _MM_SHUFFLE(2, 1, 0, 3));
198 const __m128 vi1xF9BD = _mm_shuffle_ps(vi1x9BDF, vi1x9BDF, _MM_SHUFFLE(2, 1, 0, 3));
199 const __m128 vi2xF9BD = _mm_shuffle_ps(vi2x9BDF, vi2x9BDF, _MM_SHUFFLE(2, 1, 0, 3));
200 const __m128 vi3xF9BD = _mm_shuffle_ps(vi3x9BDF, vi3x9BDF, _MM_SHUFFLE(2, 1, 0, 3));
201 const __m128 vi4xF9BD = _mm_shuffle_ps(vi4x9BDF, vi4x9BDF, _MM_SHUFFLE(2, 1, 0, 3));
202
203 vo0p0 = _mm_add_ps(vo0p0, _mm_mul_ps(vi0x9BDF, vk02));
204 vo1p0 = _mm_add_ps(vo1p0, _mm_mul_ps(vi2x9BDF, vk02));
205 vo0p0 = _mm_add_ps(vo0p0, _mm_mul_ps(vi1x9BDF, vk12));
206 vo1p0 = _mm_add_ps(vo1p0, _mm_mul_ps(vi3x9BDF, vk12));
207 vo0p0 = _mm_add_ps(vo0p0, _mm_mul_ps(vi2x9BDF, vk22));
208 vo1p0 = _mm_add_ps(vo1p0, _mm_mul_ps(vi4x9BDF, vk22));
209
210 const __m128 vi0x7BDF = _mm_move_ss(vi0xF9BD, vi0x7531);
211 const __m128 vi1x7BDF = _mm_move_ss(vi1xF9BD, vi1x7531);
212 const __m128 vi2x7BDF = _mm_move_ss(vi2xF9BD, vi2x7531);
213 const __m128 vi3x7BDF = _mm_move_ss(vi3xF9BD, vi3x7531);
214 const __m128 vi4x7BDF = _mm_move_ss(vi4xF9BD, vi4x7531);
215
216 vi0x7531 = vi0xF9BD;
217 vi1x7531 = vi1xF9BD;
218 vi2x7531 = vi2xF9BD;
219 vi3x7531 = vi3xF9BD;
220 vi4x7531 = vi4xF9BD;
221
222 vo0p0 = _mm_add_ps(vo0p0, _mm_mul_ps(vi0x7BDF, vk00));
223 vo1p0 = _mm_add_ps(vo1p0, _mm_mul_ps(vi2x7BDF, vk00));
224 vo0p0 = _mm_add_ps(vo0p0, _mm_mul_ps(vi1x7BDF, vk10));
225 vo1p0 = _mm_add_ps(vo1p0, _mm_mul_ps(vi3x7BDF, vk10));
226 vo0p0 = _mm_add_ps(vo0p0, _mm_mul_ps(vi2x7BDF, vk20));
227 vo1p0 = _mm_add_ps(vo1p0, _mm_mul_ps(vi4x7BDF, vk20));
228
229
230 __m128 vo0 = _mm_max_ps(vo0p0, vmin);
231 __m128 vo1 = _mm_max_ps(vo1p0, vmin);
232
233 vo0 = _mm_min_ps(vo0, vmax);
234 vo1 = _mm_min_ps(vo1, vmax);
235
236 if (w == 7 * sizeof(float)) {
237 _mm_storeu_ps(o1, vo1);
238 o1 += 4;
239 _mm_storeu_ps(o0, vo0);
240 o0 += 4;
241 } else {
242 w += 1 * sizeof(float);
243 if (w & (4 * sizeof(float))) {
244 _mm_storel_pi((__m64*) o1, vo1);
245 o1 += 2;
246 _mm_storel_pi((__m64*) o0, vo0);
247 o0 += 2;
248
249 vo0 = _mm_movehl_ps(vo0, vo0);
250 vo1 = _mm_movehl_ps(vo1, vo1);
251 }
252 if (w & (2 * sizeof(float))) {
253 _mm_store_ss(o1, vo1);
254 o1 += 1;
255 _mm_store_ss(o0, vo0);
256 o0 += 1;
257 }
258 }
259 }
260
261 i0 = (const float*) ((uintptr_t) i4 - input_decrement);
262 i1 = (const float*) ((uintptr_t) i0 + input_width);
263 i2 = (const float*) ((uintptr_t) i1 + input_width);
264 i3 = (const float*) ((uintptr_t) i2 + input_width);
265 i4 = (const float*) ((uintptr_t) i3 + input_width);
266
267 o0 = o1;
268 o1 = (float*) ((uintptr_t) o0 + output_width);
269
270 output_height = doz(output_height, 2);
271 padded_input_height = doz(padded_input_height, 4);
272 } while (output_height != 0);
273 }
274