1 // Auto-generated file. Do not edit!
2 // Template: src/f32-dwconv2d-chw/3x3p1-wasmsimd-loadsplat.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
15 #include <xnnpack/dwconv.h>
16 #include <xnnpack/math.h>
17
18
19
xnn_f32_dwconv2d_chw_ukernel_3x3p1__wasmsimd_x86_loadsplat_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)])20 void xnn_f32_dwconv2d_chw_ukernel_3x3p1__wasmsimd_x86_loadsplat_2x4(
21 size_t input_height,
22 size_t input_width,
23 const float* input,
24 const float* weights,
25 const float* zero,
26 float* output,
27 uint32_t padding_top,
28 const union xnn_f32_chw_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
29 {
30 assert(input_height != 0);
31 assert(input_width != 0);
32 assert(input_width % sizeof(float) == 0);
33 assert(padding_top == 1);
34
35 const v128_t vmask = wasm_v128_load(params->scalar.mask);
36 const v128_t vmax = wasm_v128_load32_splat(¶ms->scalar.max);
37 const v128_t vmin = wasm_v128_load32_splat(¶ms->scalar.min);
38
39 const v128_t vw0123 = wasm_v128_load(weights);
40 const v128_t vw4567 = wasm_v128_load(weights + 4);
41 const v128_t vw89 = wasm_v128_load64_splat(weights + 8);
42 const v128_t vbias = wasm_v32x4_shuffle(vw0123, vw0123, 0, 0, 0, 0);
43 const v128_t vk00 = wasm_v32x4_shuffle(vw0123, vw0123, 1, 1, 1, 1);
44 const v128_t vk01 = wasm_v32x4_shuffle(vw0123, vw0123, 2, 2, 2, 2);
45 const v128_t vk02 = wasm_v32x4_shuffle(vw0123, vw0123, 3, 3, 3, 3);
46 const v128_t vk10 = wasm_v32x4_shuffle(vw4567, vw4567, 0, 0, 0, 0);
47 const v128_t vk11 = wasm_v32x4_shuffle(vw4567, vw4567, 1, 1, 1, 1);
48 const v128_t vk12 = wasm_v32x4_shuffle(vw4567, vw4567, 2, 2, 2, 2);
49 const v128_t vk20 = wasm_v32x4_shuffle(vw4567, vw4567, 3, 3, 3, 3);
50 const v128_t vk21 = wasm_v32x4_shuffle(vw89, vw89, 0, 0, 0, 0);
51 const v128_t vk22 = wasm_v32x4_shuffle(vw89, vw89, 1, 1, 1, 1);
52
53 const size_t input_decrement = round_up_po2(input_width, 4 * sizeof(float));
54
55 const float* i0 = zero;
56 const float* i1 = input;
57 const float* i2 = (const float*) ((uintptr_t) i1 + input_width);
58 const float* i3 = (const float*) ((uintptr_t) i2 + input_width);
59
60 float* o0 = output;
61 float* o1 = (float*) ((uintptr_t) o0 + input_width);
62
63 size_t output_height = input_height;
64 do {
65 if XNN_UNPREDICTABLE(output_height < 2) {
66 i2 = zero;
67 o1 = o0;
68 }
69 if XNN_UNPREDICTABLE(output_height < 3) {
70 i3 = zero;
71 }
72
73 v128_t vi0x0123 = wasm_f32x4_const_splat(0.0f);
74 v128_t vi1x0123 = wasm_f32x4_const_splat(0.0f);
75 v128_t vi2x0123 = wasm_f32x4_const_splat(0.0f);
76 v128_t vi3x0123 = wasm_f32x4_const_splat(0.0f);
77
78 v128_t vi0x4567 = wasm_v128_load(i0);
79 i0 += 4;
80 v128_t vi1x4567 = wasm_v128_load(i1);
81 i1 += 4;
82 v128_t vi2x4567 = wasm_v128_load(i2);
83 i2 += 4;
84 v128_t vi3x4567 = wasm_v128_load(i3);
85 i3 += 4;
86
87 size_t w = input_width;
88 for (; w > 4 * sizeof(float); w -= 4 * sizeof(float)) {
89 const v128_t vi0x89AB = wasm_v128_load(i0);
90 i0 += 4;
91 const v128_t vi1x89AB = wasm_v128_load(i1);
92 i1 += 4;
93 const v128_t vi2x89AB = wasm_v128_load(i2);
94 i2 += 4;
95 const v128_t vi3x89AB = wasm_v128_load(i3);
96 i3 += 4;
97
98 v128_t vo0p0 = wasm_f32x4_add(vbias, wasm_f32x4_mul(vi0x4567, vk01));
99 v128_t vo1p0 = wasm_f32x4_add(vbias, wasm_f32x4_mul(vi1x4567, vk01));
100 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi1x4567, vk11));
101 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi2x4567, vk11));
102 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi2x4567, vk21));
103 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi3x4567, vk21));
104
105 const v128_t vi0x3456 = wasm_v32x4_shuffle(vi0x0123, vi0x4567, 3, 4, 5, 6);
106 const v128_t vi1x3456 = wasm_v32x4_shuffle(vi1x0123, vi1x4567, 3, 4, 5, 6);
107 const v128_t vi2x3456 = wasm_v32x4_shuffle(vi2x0123, vi2x4567, 3, 4, 5, 6);
108 const v128_t vi3x3456 = wasm_v32x4_shuffle(vi3x0123, vi3x4567, 3, 4, 5, 6);
109
110 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi0x3456, vk00));
111 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi1x3456, vk00));
112 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi1x3456, vk10));
113 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi2x3456, vk10));
114 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi2x3456, vk20));
115 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi3x3456, vk20));
116
117 vi0x0123 = vi0x4567;
118 vi1x0123 = vi1x4567;
119 vi2x0123 = vi2x4567;
120 vi3x0123 = vi3x4567;
121
122 const v128_t vi0x5678 = wasm_v32x4_shuffle(vi0x4567, vi0x89AB, 1, 2, 3, 4);
123 const v128_t vi1x5678 = wasm_v32x4_shuffle(vi1x4567, vi1x89AB, 1, 2, 3, 4);
124 const v128_t vi2x5678 = wasm_v32x4_shuffle(vi2x4567, vi2x89AB, 1, 2, 3, 4);
125 const v128_t vi3x5678 = wasm_v32x4_shuffle(vi3x4567, vi3x89AB, 1, 2, 3, 4);
126
127 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi0x5678, vk02));
128 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi1x5678, vk02));
129 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi1x5678, vk12));
130 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi2x5678, vk12));
131 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi2x5678, vk22));
132 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi3x5678, vk22));
133
134 vi0x4567 = vi0x89AB;
135 vi1x4567 = vi1x89AB;
136 vi2x4567 = vi2x89AB;
137 vi3x4567 = vi3x89AB;
138
139
140 v128_t vo0 = wasm_f32x4_pmax(vmin, vo0p0);
141 v128_t vo1 = wasm_f32x4_pmax(vmin, vo1p0);
142 vo0 = wasm_f32x4_pmin(vmax, vo0);
143 vo1 = wasm_f32x4_pmin(vmax, vo1);
144
145 wasm_v128_store(o1, vo1);
146 o1 += 4;
147 wasm_v128_store(o0, vo0);
148 o0 += 4;
149 }
150 // Always process the last block of 1..4 pixels.
151 assert(w >= 1 * sizeof(float));
152 assert(w <= 4 * sizeof(float));
153 {
154 vi0x4567 = wasm_v128_and(vmask, vi0x4567);
155 vi1x4567 = wasm_v128_and(vmask, vi1x4567);
156 vi2x4567 = wasm_v128_and(vmask, vi2x4567);
157 vi3x4567 = wasm_v128_and(vmask, vi3x4567);
158
159 v128_t vo0p0 = wasm_f32x4_add(vbias, wasm_f32x4_mul(vi0x4567, vk01));
160 v128_t vo1p0 = wasm_f32x4_add(vbias, wasm_f32x4_mul(vi1x4567, vk01));
161 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi1x4567, vk11));
162 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi2x4567, vk11));
163 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi2x4567, vk21));
164 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi3x4567, vk21));
165
166 const v128_t vi0x3456 = wasm_v32x4_shuffle(vi0x0123, vi0x4567, 3, 4, 5, 6);
167 const v128_t vi1x3456 = wasm_v32x4_shuffle(vi1x0123, vi1x4567, 3, 4, 5, 6);
168 const v128_t vi2x3456 = wasm_v32x4_shuffle(vi2x0123, vi2x4567, 3, 4, 5, 6);
169 const v128_t vi3x3456 = wasm_v32x4_shuffle(vi3x0123, vi3x4567, 3, 4, 5, 6);
170
171 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi0x3456, vk00));
172 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi1x3456, vk00));
173 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi1x3456, vk10));
174 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi2x3456, vk10));
175 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi2x3456, vk20));
176 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi3x3456, vk20));
177
178 const v128_t vzero = wasm_f32x4_const_splat(0.0f);
179 const v128_t vi0x5678 = wasm_v32x4_shuffle(vi0x4567, vzero, 1, 2, 3, 4);
180 const v128_t vi1x5678 = wasm_v32x4_shuffle(vi1x4567, vzero, 1, 2, 3, 4);
181 const v128_t vi2x5678 = wasm_v32x4_shuffle(vi2x4567, vzero, 1, 2, 3, 4);
182 const v128_t vi3x5678 = wasm_v32x4_shuffle(vi3x4567, vzero, 1, 2, 3, 4);
183
184 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi0x5678, vk02));
185 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi1x5678, vk02));
186 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi1x5678, vk12));
187 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi2x5678, vk12));
188 vo0p0 = wasm_f32x4_add(vo0p0, wasm_f32x4_mul(vi2x5678, vk22));
189 vo1p0 = wasm_f32x4_add(vo1p0, wasm_f32x4_mul(vi3x5678, vk22));
190
191
192 v128_t vo0 = wasm_f32x4_pmax(vmin, vo0p0);
193 v128_t vo1 = wasm_f32x4_pmax(vmin, vo1p0);
194 vo0 = wasm_f32x4_pmin(vmax, vo0);
195 vo1 = wasm_f32x4_pmin(vmax, vo1);
196
197 if XNN_LIKELY(w == 4 * sizeof(float)) {
198 wasm_v128_store(o1, vo1);
199 o1 += 4;
200 wasm_v128_store(o0, vo0);
201 o0 += 4;
202 } else {
203 if (w & (2 * sizeof(float))) {
204 *((double*) o1) = wasm_f64x2_extract_lane(vo1, 0);
205 o1 += 2;
206 *((double*) o0) = wasm_f64x2_extract_lane(vo0, 0);
207 o0 += 2;
208
209 vo0 = wasm_v32x4_shuffle(vo0, vo0, 2, 3, 0, 1);
210 vo1 = wasm_v32x4_shuffle(vo1, vo1, 2, 3, 0, 1);
211 }
212 if (w & (1 * sizeof(float))) {
213 *o1 = wasm_f32x4_extract_lane(vo1, 0);
214 o1 += 1;
215 *o0 = wasm_f32x4_extract_lane(vo0, 0);
216 o0 += 1;
217 }
218 }
219 }
220
221 i0 = (const float*) ((uintptr_t) i2 - input_decrement);
222 i1 = (const float*) ((uintptr_t) i3 - input_decrement);
223 i2 = (const float*) ((uintptr_t) i1 + input_width);
224 i3 = (const float*) ((uintptr_t) i2 + input_width);
225
226 o0 = o1;
227 o1 = (float*) ((uintptr_t) o0 + input_width);
228
229 output_height = doz(output_height, 2);
230 } while (output_height != 0);
231 }
232