1 // Auto-generated file. Do not edit!
2 // Template: src/f32-igemm/wasmsimd-s4.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/igemm.h>
15
16
xnn_f32_igemm_minmax_ukernel_3x8s4__wasmsimd_arm(size_t mr,size_t nc,size_t kc,size_t ks,const float ** restrict a,const float * restrict w,float * restrict c,size_t cm_stride,size_t cn_stride,size_t a_offset,const float * zero,const union xnn_f32_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])17 void xnn_f32_igemm_minmax_ukernel_3x8s4__wasmsimd_arm(
18 size_t mr,
19 size_t nc,
20 size_t kc,
21 size_t ks,
22 const float**restrict a,
23 const float*restrict w,
24 float*restrict c,
25 size_t cm_stride,
26 size_t cn_stride,
27 size_t a_offset,
28 const float* zero,
29 const union xnn_f32_minmax_params params[restrict XNN_MIN_ELEMENTS(1)])
30 {
31 assert(mr != 0);
32 assert(mr <= 3);
33 assert(nc != 0);
34 assert(kc != 0);
35 assert(kc % sizeof(float) == 0);
36 assert(ks != 0);
37 assert(ks % (3 * sizeof(void*)) == 0);
38 assert(a_offset % sizeof(float) == 0);
39 assert(a != NULL);
40 assert(w != NULL);
41 assert(c != NULL);
42
43 float* c0 = c;
44 float* c1 = (float*) ((uintptr_t) c0 + cm_stride);
45 if XNN_UNPREDICTABLE(mr < 2) {
46 c1 = c0;
47 }
48 float* c2 = (float*) ((uintptr_t) c1 + cm_stride);
49 if XNN_UNPREDICTABLE(mr <= 2) {
50 c2 = c1;
51 }
52
53 const v128_t vmin = wasm_v32x4_load_splat(¶ms->scalar.min);
54 const v128_t vmax = wasm_v32x4_load_splat(¶ms->scalar.max);
55 do {
56 v128_t vacc0x0123 = wasm_v128_load(w);
57 v128_t vacc0x4567 = wasm_v128_load(w + 4);
58 v128_t vacc1x0123 = vacc0x0123;
59 v128_t vacc1x4567 = vacc0x4567;
60 v128_t vacc2x0123 = vacc0x0123;
61 v128_t vacc2x4567 = vacc0x4567;
62 w += 8;
63
64 size_t p = ks;
65 do {
66 const float* restrict a0 = a[0];
67 assert(a0 != NULL);
68 if XNN_UNPREDICTABLE(a0 != zero) {
69 a0 = (const float*) ((uintptr_t) a0 + a_offset);
70 }
71 const float* restrict a1 = a[1];
72 assert(a1 != NULL);
73 if XNN_UNPREDICTABLE(a1 != zero) {
74 a1 = (const float*) ((uintptr_t) a1 + a_offset);
75 }
76 const float* restrict a2 = a[2];
77 assert(a2 != NULL);
78 if XNN_UNPREDICTABLE(a2 != zero) {
79 a2 = (const float*) ((uintptr_t) a2 + a_offset);
80 }
81 a += 3;
82
83 size_t k = kc;
84 while (k >= 4 * sizeof(float)) {
85 v128_t va0 = wasm_v128_load(a0);
86 a0 += 4;
87 v128_t va1 = wasm_v128_load(a1);
88 a1 += 4;
89 v128_t va2 = wasm_v128_load(a2);
90 a2 += 4;
91
92
93 const v128_t vb0123c0 = wasm_v128_load(w + 0);
94 const v128_t vb4567c0 = wasm_v128_load(w + 4);
95
96 vacc0x0123 = wasm_f32x4_add(vacc0x0123, wasm_f32x4_mul(va0, vb0123c0));
97 vacc1x0123 = wasm_f32x4_add(vacc1x0123, wasm_f32x4_mul(va1, vb0123c0));
98 vacc2x0123 = wasm_f32x4_add(vacc2x0123, wasm_f32x4_mul(va2, vb0123c0));
99 vacc0x4567 = wasm_f32x4_add(vacc0x4567, wasm_f32x4_mul(va0, vb4567c0));
100 vacc1x4567 = wasm_f32x4_add(vacc1x4567, wasm_f32x4_mul(va1, vb4567c0));
101 vacc2x4567 = wasm_f32x4_add(vacc2x4567, wasm_f32x4_mul(va2, vb4567c0));
102
103 va0 = wasm_v32x4_shuffle(va0, va0, 1, 2, 3, 0);
104 va1 = wasm_v32x4_shuffle(va1, va1, 1, 2, 3, 0);
105 va2 = wasm_v32x4_shuffle(va2, va2, 1, 2, 3, 0);
106
107 const v128_t vb0123c1 = wasm_v128_load(w + 8);
108 const v128_t vb4567c1 = wasm_v128_load(w + 12);
109
110 vacc0x0123 = wasm_f32x4_add(vacc0x0123, wasm_f32x4_mul(va0, vb0123c1));
111 vacc1x0123 = wasm_f32x4_add(vacc1x0123, wasm_f32x4_mul(va1, vb0123c1));
112 vacc2x0123 = wasm_f32x4_add(vacc2x0123, wasm_f32x4_mul(va2, vb0123c1));
113 vacc0x4567 = wasm_f32x4_add(vacc0x4567, wasm_f32x4_mul(va0, vb4567c1));
114 vacc1x4567 = wasm_f32x4_add(vacc1x4567, wasm_f32x4_mul(va1, vb4567c1));
115 vacc2x4567 = wasm_f32x4_add(vacc2x4567, wasm_f32x4_mul(va2, vb4567c1));
116
117 va0 = wasm_v32x4_shuffle(va0, va0, 1, 2, 3, 0);
118 va1 = wasm_v32x4_shuffle(va1, va1, 1, 2, 3, 0);
119 va2 = wasm_v32x4_shuffle(va2, va2, 1, 2, 3, 0);
120
121 const v128_t vb0123c2 = wasm_v128_load(w + 16);
122 const v128_t vb4567c2 = wasm_v128_load(w + 20);
123
124 vacc0x0123 = wasm_f32x4_add(vacc0x0123, wasm_f32x4_mul(va0, vb0123c2));
125 vacc1x0123 = wasm_f32x4_add(vacc1x0123, wasm_f32x4_mul(va1, vb0123c2));
126 vacc2x0123 = wasm_f32x4_add(vacc2x0123, wasm_f32x4_mul(va2, vb0123c2));
127 vacc0x4567 = wasm_f32x4_add(vacc0x4567, wasm_f32x4_mul(va0, vb4567c2));
128 vacc1x4567 = wasm_f32x4_add(vacc1x4567, wasm_f32x4_mul(va1, vb4567c2));
129 vacc2x4567 = wasm_f32x4_add(vacc2x4567, wasm_f32x4_mul(va2, vb4567c2));
130
131 va0 = wasm_v32x4_shuffle(va0, va0, 1, 2, 3, 0);
132 va1 = wasm_v32x4_shuffle(va1, va1, 1, 2, 3, 0);
133 va2 = wasm_v32x4_shuffle(va2, va2, 1, 2, 3, 0);
134
135 const v128_t vb0123c3 = wasm_v128_load(w + 24);
136 const v128_t vb4567c3 = wasm_v128_load(w + 28);
137
138 vacc0x0123 = wasm_f32x4_add(vacc0x0123, wasm_f32x4_mul(va0, vb0123c3));
139 vacc1x0123 = wasm_f32x4_add(vacc1x0123, wasm_f32x4_mul(va1, vb0123c3));
140 vacc2x0123 = wasm_f32x4_add(vacc2x0123, wasm_f32x4_mul(va2, vb0123c3));
141 vacc0x4567 = wasm_f32x4_add(vacc0x4567, wasm_f32x4_mul(va0, vb4567c3));
142 vacc1x4567 = wasm_f32x4_add(vacc1x4567, wasm_f32x4_mul(va1, vb4567c3));
143 vacc2x4567 = wasm_f32x4_add(vacc2x4567, wasm_f32x4_mul(va2, vb4567c3));
144
145
146 w += 32;
147 k -= 4 * sizeof(float);
148 }
149 if XNN_UNLIKELY(k != 0) {
150 do {
151 const v128_t vb0123 = wasm_v128_load(w);
152 const v128_t vb4567 = wasm_v128_load(w + 4);
153 w += 8;
154
155 const v128_t va0 = wasm_v32x4_load_splat(a0);
156 a0 += 1;
157 const v128_t va1 = wasm_v32x4_load_splat(a1);
158 a1 += 1;
159 const v128_t va2 = wasm_v32x4_load_splat(a2);
160 a2 += 1;
161
162 vacc0x0123 = wasm_f32x4_add(vacc0x0123, wasm_f32x4_mul(va0, vb0123));
163 vacc0x4567 = wasm_f32x4_add(vacc0x4567, wasm_f32x4_mul(va0, vb4567));
164 vacc1x0123 = wasm_f32x4_add(vacc1x0123, wasm_f32x4_mul(va1, vb0123));
165 vacc1x4567 = wasm_f32x4_add(vacc1x4567, wasm_f32x4_mul(va1, vb4567));
166 vacc2x0123 = wasm_f32x4_add(vacc2x0123, wasm_f32x4_mul(va2, vb0123));
167 vacc2x4567 = wasm_f32x4_add(vacc2x4567, wasm_f32x4_mul(va2, vb4567));
168 k -= sizeof(float);
169 } while (k != 0);
170 }
171 p -= 3 * sizeof(void*);
172 } while (p != 0);
173
174 vacc0x0123 = wasm_f32x4_max(vacc0x0123, vmin);
175 vacc1x0123 = wasm_f32x4_max(vacc1x0123, vmin);
176 vacc2x0123 = wasm_f32x4_max(vacc2x0123, vmin);
177 vacc0x4567 = wasm_f32x4_max(vacc0x4567, vmin);
178 vacc1x4567 = wasm_f32x4_max(vacc1x4567, vmin);
179 vacc2x4567 = wasm_f32x4_max(vacc2x4567, vmin);
180
181 vacc0x0123 = wasm_f32x4_min(vacc0x0123, vmax);
182 vacc1x0123 = wasm_f32x4_min(vacc1x0123, vmax);
183 vacc2x0123 = wasm_f32x4_min(vacc2x0123, vmax);
184 vacc0x4567 = wasm_f32x4_min(vacc0x4567, vmax);
185 vacc1x4567 = wasm_f32x4_min(vacc1x4567, vmax);
186 vacc2x4567 = wasm_f32x4_min(vacc2x4567, vmax);
187
188 if XNN_LIKELY(nc >= 8) {
189 wasm_v128_store(c2, vacc2x0123);
190 wasm_v128_store(c2 + 4, vacc2x4567);
191 c2 = (float*) ((uintptr_t) c2 + cn_stride);
192 wasm_v128_store(c1, vacc1x0123);
193 wasm_v128_store(c1 + 4, vacc1x4567);
194 c1 = (float*) ((uintptr_t) c1 + cn_stride);
195 wasm_v128_store(c0, vacc0x0123);
196 wasm_v128_store(c0 + 4, vacc0x4567);
197 c0 = (float*) ((uintptr_t) c0 + cn_stride);
198
199 a = (const float**restrict) ((uintptr_t) a - ks);
200 nc -= 8;
201 } else {
202 if (nc & 4) {
203 wasm_v128_store(c2, vacc2x0123);
204 wasm_v128_store(c1, vacc1x0123);
205 wasm_v128_store(c0, vacc0x0123);
206
207 vacc2x0123 = vacc2x4567;
208 vacc1x0123 = vacc1x4567;
209 vacc0x0123 = vacc0x4567;
210
211 c2 += 4;
212 c1 += 4;
213 c0 += 4;
214 }
215 if (nc & 2) {
216 *((double*) c2) = wasm_f64x2_extract_lane(vacc2x0123, 0);
217 *((double*) c1) = wasm_f64x2_extract_lane(vacc1x0123, 0);
218 *((double*) c0) = wasm_f64x2_extract_lane(vacc0x0123, 0);
219
220 vacc2x0123 = wasm_v32x4_shuffle(vacc2x0123, vacc2x0123, 2, 3, 2, 3);
221 vacc1x0123 = wasm_v32x4_shuffle(vacc1x0123, vacc1x0123, 2, 3, 2, 3);
222 vacc0x0123 = wasm_v32x4_shuffle(vacc0x0123, vacc0x0123, 2, 3, 2, 3);
223
224 c2 += 2;
225 c1 += 2;
226 c0 += 2;
227 }
228 if (nc & 1) {
229 *c2 = wasm_f32x4_extract_lane(vacc2x0123, 0);
230 *c1 = wasm_f32x4_extract_lane(vacc1x0123, 0);
231 *c0 = wasm_f32x4_extract_lane(vacc0x0123, 0);
232 }
233
234 nc = 0;
235 }
236 } while (nc != 0);
237 }
238