1 // Auto-generated file. Do not edit!
2 // Template: src/f32-dwconv2d-chw/3x3p1-wasmsimd-splat.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 <wasm_simd128.h>
13
14 #include <xnnpack/dwconv.h>
15 #include <xnnpack/math.h>
16
17
18
xnn_f32_dwconv2d_chw_ukernel_3x3p1__wasmsimd_x86_splat_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)])19 void xnn_f32_dwconv2d_chw_ukernel_3x3p1__wasmsimd_x86_splat_2x4(
20 size_t input_height,
21 size_t input_width,
22 const float* input,
23 const float* weights,
24 const float* zero,
25 float* output,
26 uint32_t padding_top,
27 const union xnn_f32_chw_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
28 {
29 assert(input_height != 0);
30 assert(input_width != 0);
31 assert(input_width % sizeof(float) == 0);
32 assert(padding_top == 1);
33
34 const v128_t vmask = wasm_v128_load(params->scalar.mask);
35 const v128_t vmax = wasm_v128_load32_splat(¶ms->scalar.max);
36 const v128_t vmin = wasm_v128_load32_splat(¶ms->scalar.min);
37
38 const v128_t vw0123 = wasm_v128_load(weights);
39 const v128_t vw4567 = wasm_v128_load(weights + 4);
40 const v128_t vw89 = wasm_v128_load64_splat(weights + 8);
41
42 const size_t input_decrement = round_up_po2(input_width, 4 * sizeof(float));
43
44 const float* i0 = zero;
45 const float* i1 = input;
46 const float* i2 = (const float*) ((uintptr_t) i1 + input_width);
47 const float* i3 = (const float*) ((uintptr_t) i2 + input_width);
48
49 float* o0 = output;
50 float* o1 = (float*) ((uintptr_t) o0 + input_width);
51
52 size_t output_height = input_height;
53 do {
54 if XNN_UNPREDICTABLE(output_height < 2) {
55 i2 = zero;
56 o1 = o0;
57 }
58 if XNN_UNPREDICTABLE(output_height < 3) {
59 i3 = zero;
60 }
61
62 v128_t vi0x0123 = wasm_f32x4_const_splat(0.0f);
63 v128_t vi1x0123 = wasm_f32x4_const_splat(0.0f);
64 v128_t vi2x0123 = wasm_f32x4_const_splat(0.0f);
65 v128_t vi3x0123 = wasm_f32x4_const_splat(0.0f);
66
67 v128_t vi0x4567 = wasm_v128_load(i0); i0 += 4;
68 v128_t vi1x4567 = wasm_v128_load(i1); i1 += 4;
69 v128_t vi2x4567 = wasm_v128_load(i2); i2 += 4;
70 v128_t vi3x4567 = wasm_v128_load(i3); i3 += 4;
71
72 size_t w = input_width;
73 for (; w > 4 * sizeof(float); w -= 4 * sizeof(float)) {
74 v128_t vo0p0 = wasm_v32x4_shuffle(vw0123, vw0123, 0, 0, 0, 0);
75 v128_t vo1p0 = wasm_v32x4_shuffle(vw0123, vw0123, 0, 0, 0, 0);
76
77 const v128_t vi0x89AB = wasm_v128_load(i0); i0 += 4;
78 const v128_t vi1x89AB = wasm_v128_load(i1); i1 += 4;
79 const v128_t vi2x89AB = wasm_v128_load(i2); i2 += 4;
80 const v128_t vi3x89AB = wasm_v128_load(i3); i3 += 4;
81
82 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi0x4567, wasm_v32x4_shuffle(vw0123, vw0123, 2, 2, 2, 2)));
83 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi1x4567, wasm_v32x4_shuffle(vw0123, vw0123, 2, 2, 2, 2)));
84
85 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi1x4567, wasm_v32x4_shuffle(vw4567, vw4567, 1, 1, 1, 1)));
86 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi2x4567, wasm_v32x4_shuffle(vw4567, vw4567, 1, 1, 1, 1)));
87
88 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi2x4567, wasm_v32x4_shuffle(vw89, vw89, 0, 0, 0, 0)));
89 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi3x4567, wasm_v32x4_shuffle(vw89, vw89, 0, 0, 0, 0)));
90
91 const v128_t vi0x3456 = wasm_v32x4_shuffle(vi0x0123, vi0x4567, 3, 4, 5, 6);
92 const v128_t vi1x3456 = wasm_v32x4_shuffle(vi1x0123, vi1x4567, 3, 4, 5, 6);
93 const v128_t vi2x3456 = wasm_v32x4_shuffle(vi2x0123, vi2x4567, 3, 4, 5, 6);
94 const v128_t vi3x3456 = wasm_v32x4_shuffle(vi3x0123, vi3x4567, 3, 4, 5, 6);
95
96 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi0x3456, wasm_v32x4_shuffle(vw0123, vw0123, 1, 1, 1, 1)));
97 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi1x3456, wasm_v32x4_shuffle(vw0123, vw0123, 1, 1, 1, 1)));
98
99 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi1x3456, wasm_v32x4_shuffle(vw4567, vw4567, 0, 0, 0, 0)));
100 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi2x3456, wasm_v32x4_shuffle(vw4567, vw4567, 0, 0, 0, 0)));
101
102 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi2x3456, wasm_v32x4_shuffle(vw4567, vw4567, 3, 3, 3, 3)));
103 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi3x3456, wasm_v32x4_shuffle(vw4567, vw4567, 3, 3, 3, 3)));
104
105 vi0x0123 = vi0x4567;
106 vi1x0123 = vi1x4567;
107 vi2x0123 = vi2x4567;
108 vi3x0123 = vi3x4567;
109
110 const v128_t vi0x5678 = wasm_v32x4_shuffle(vi0x4567, vi0x89AB, 1, 2, 3, 4);
111 const v128_t vi1x5678 = wasm_v32x4_shuffle(vi1x4567, vi1x89AB, 1, 2, 3, 4);
112 const v128_t vi2x5678 = wasm_v32x4_shuffle(vi2x4567, vi2x89AB, 1, 2, 3, 4);
113 const v128_t vi3x5678 = wasm_v32x4_shuffle(vi3x4567, vi3x89AB, 1, 2, 3, 4);
114
115 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi0x5678, wasm_v32x4_shuffle(vw0123, vw0123, 3, 3, 3, 3)));
116 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi1x5678, wasm_v32x4_shuffle(vw0123, vw0123, 3, 3, 3, 3)));
117
118 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi1x5678, wasm_v32x4_shuffle(vw4567, vw4567, 2, 2, 2, 2)));
119 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi2x5678, wasm_v32x4_shuffle(vw4567, vw4567, 2, 2, 2, 2)));
120
121 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi2x5678, wasm_v32x4_shuffle(vw89, vw89, 1, 1, 1, 1)));
122 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi3x5678, wasm_v32x4_shuffle(vw89, vw89, 1, 1, 1, 1)));
123
124 vi0x4567 = vi0x89AB;
125 vi1x4567 = vi1x89AB;
126 vi2x4567 = vi2x89AB;
127 vi3x4567 = vi3x89AB;
128
129
130 v128_t vo0 = wasm_f32x4_pmax(vmin, vo0p0);
131 v128_t vo1 = wasm_f32x4_pmax(vmin, vo1p0);
132 vo0 = wasm_f32x4_pmin(vmax, vo0);
133 vo1 = wasm_f32x4_pmin(vmax, vo1);
134
135 wasm_v128_store(o1, vo1); o1 += 4;
136 wasm_v128_store(o0, vo0); o0 += 4;
137 }
138 // Always process the last block of 1..4 pixels.
139 assert(w >= 1 * sizeof(float));
140 assert(w <= 4 * sizeof(float));
141 {
142 v128_t vo0p0 = wasm_v32x4_shuffle(vw0123, vw0123, 0, 0, 0, 0);
143 v128_t vo1p0 = wasm_v32x4_shuffle(vw0123, vw0123, 0, 0, 0, 0);
144
145 vi0x4567 = wasm_v128_and(vmask, vi0x4567);
146 vi1x4567 = wasm_v128_and(vmask, vi1x4567);
147 vi2x4567 = wasm_v128_and(vmask, vi2x4567);
148 vi3x4567 = wasm_v128_and(vmask, vi3x4567);
149
150 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi0x4567, wasm_v32x4_shuffle(vw0123, vw0123, 2, 2, 2, 2)));
151 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi1x4567, wasm_v32x4_shuffle(vw0123, vw0123, 2, 2, 2, 2)));
152
153 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi1x4567, wasm_v32x4_shuffle(vw4567, vw4567, 1, 1, 1, 1)));
154 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi2x4567, wasm_v32x4_shuffle(vw4567, vw4567, 1, 1, 1, 1)));
155
156 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi2x4567, wasm_v32x4_shuffle(vw89, vw89, 0, 0, 0, 0)));
157 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi3x4567, wasm_v32x4_shuffle(vw89, vw89, 0, 0, 0, 0)));
158
159 const v128_t vi0x3456 = wasm_v32x4_shuffle(vi0x0123, vi0x4567, 3, 4, 5, 6);
160 const v128_t vi1x3456 = wasm_v32x4_shuffle(vi1x0123, vi1x4567, 3, 4, 5, 6);
161 const v128_t vi2x3456 = wasm_v32x4_shuffle(vi2x0123, vi2x4567, 3, 4, 5, 6);
162 const v128_t vi3x3456 = wasm_v32x4_shuffle(vi3x0123, vi3x4567, 3, 4, 5, 6);
163
164 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi0x3456, wasm_v32x4_shuffle(vw0123, vw0123, 1, 1, 1, 1)));
165 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi1x3456, wasm_v32x4_shuffle(vw0123, vw0123, 1, 1, 1, 1)));
166
167 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi1x3456, wasm_v32x4_shuffle(vw4567, vw4567, 0, 0, 0, 0)));
168 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi2x3456, wasm_v32x4_shuffle(vw4567, vw4567, 0, 0, 0, 0)));
169
170 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi2x3456, wasm_v32x4_shuffle(vw4567, vw4567, 3, 3, 3, 3)));
171 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi3x3456, wasm_v32x4_shuffle(vw4567, vw4567, 3, 3, 3, 3)));
172
173 const v128_t vzero = wasm_f32x4_const_splat(0.0f);
174 const v128_t vi0x5678 = wasm_v32x4_shuffle(vi0x4567, vzero, 1, 2, 3, 4);
175 const v128_t vi1x5678 = wasm_v32x4_shuffle(vi1x4567, vzero, 1, 2, 3, 4);
176 const v128_t vi2x5678 = wasm_v32x4_shuffle(vi2x4567, vzero, 1, 2, 3, 4);
177 const v128_t vi3x5678 = wasm_v32x4_shuffle(vi3x4567, vzero, 1, 2, 3, 4);
178
179 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi0x5678, wasm_v32x4_shuffle(vw0123, vw0123, 3, 3, 3, 3)));
180 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi1x5678, wasm_v32x4_shuffle(vw0123, vw0123, 3, 3, 3, 3)));
181
182 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi1x5678, wasm_v32x4_shuffle(vw4567, vw4567, 2, 2, 2, 2)));
183 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi2x5678, wasm_v32x4_shuffle(vw4567, vw4567, 2, 2, 2, 2)));
184
185 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi2x5678, wasm_v32x4_shuffle(vw89, vw89, 1, 1, 1, 1)));
186 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi3x5678, wasm_v32x4_shuffle(vw89, vw89, 1, 1, 1, 1)));
187
188
189 v128_t vo0 = wasm_f32x4_pmax(vmin, vo0p0);
190 v128_t vo1 = wasm_f32x4_pmax(vmin, vo1p0);
191 vo0 = wasm_f32x4_pmin(vmax, vo0);
192 vo1 = wasm_f32x4_pmin(vmax, vo1);
193
194 if XNN_LIKELY(w == 4 * sizeof(float)) {
195 wasm_v128_store(o1, vo1); o1 += 4;
196 wasm_v128_store(o0, vo0); o0 += 4;
197 } else {
198 if (w & (2 * sizeof(float))) {
199 *((double*) o1) = wasm_f64x2_extract_lane(vo1, 0); o1 += 2;
200 *((double*) o0) = wasm_f64x2_extract_lane(vo0, 0); o0 += 2;
201
202 vo0 = wasm_v32x4_shuffle(vo0, vo0, 2, 3, 0, 1);
203 vo1 = wasm_v32x4_shuffle(vo1, vo1, 2, 3, 0, 1);
204 }
205 if (w & (1 * sizeof(float))) {
206 *o1 = wasm_f32x4_extract_lane(vo1, 0); o1 += 1;
207 *o0 = wasm_f32x4_extract_lane(vo0, 0); o0 += 1;
208 }
209 }
210 }
211
212 i0 = (const float*) ((uintptr_t) i2 - input_decrement);
213 i1 = (const float*) ((uintptr_t) i3 - input_decrement);
214 i2 = (const float*) ((uintptr_t) i1 + input_width);
215 i3 = (const float*) ((uintptr_t) i2 + input_width);
216
217 o0 = o1;
218 o1 = (float*) ((uintptr_t) o0 + input_width);
219
220 output_height = doz(output_height, 2);
221 } while (output_height != 0);
222 }
223