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1 // Auto-generated file. Do not edit!
2 //   Template: src/qs8-dwconv/unipass-wasmsimd-mul16.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 
16 
xnn_qc8_dwconv_minmax_fp32_ukernel_up16x3__wasmsimd_mul16_add16(size_t channels,size_t output_width,const int8_t ** input,const void * weights,int8_t * output,size_t input_stride,size_t output_increment,size_t input_offset,const int8_t * zero,const union xnn_qc8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])17 void xnn_qc8_dwconv_minmax_fp32_ukernel_up16x3__wasmsimd_mul16_add16(
18     size_t channels,
19     size_t output_width,
20     const int8_t** input,
21     const void* weights,
22     int8_t* output,
23     size_t input_stride,
24     size_t output_increment,
25     size_t input_offset,
26     const int8_t* zero,
27     const union xnn_qc8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
28 {
29   assert(channels != 0);
30   assert(output_width != 0);
31 
32   do {
33     const int8_t* i0 = input[0];
34     assert(i0 != NULL);
35     if XNN_UNPREDICTABLE(i0 != zero) {
36       i0 = (const int8_t*) ((uintptr_t) i0 + input_offset);
37     }
38     const int8_t* i1 = input[1];
39     assert(i1 != NULL);
40     if XNN_UNPREDICTABLE(i1 != zero) {
41       i1 = (const int8_t*) ((uintptr_t) i1 + input_offset);
42     }
43     const int8_t* i2 = input[2];
44     assert(i2 != NULL);
45     if XNN_UNPREDICTABLE(i2 != zero) {
46       i2 = (const int8_t*) ((uintptr_t) i2 + input_offset);
47     }
48     input = (const int8_t**) ((uintptr_t) input + input_stride);
49 
50     size_t c = channels;
51     const void* w = weights;
52     for (; c >= 16; c -= 16) {
53       v128_t vacc0123 = wasm_v128_load(w);
54       v128_t vacc4567 = wasm_v128_load((const void*) ((uintptr_t) w + 4 * sizeof(int32_t)));
55       v128_t vacc89AB = wasm_v128_load((const void*) ((uintptr_t) w + 8 * sizeof(int32_t)));
56       v128_t vaccCDEF = wasm_v128_load((const void*) ((uintptr_t) w + 12 * sizeof(int32_t)));
57 
58 
59       const v128_t vi0x01234567 = wasm_i16x8_load8x8(i0);
60       const v128_t vk0x01234567 = wasm_i16x8_load8x8((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 0 * sizeof(int8_t)));
61       const v128_t vi0x89ABCDEF = wasm_i16x8_load8x8(i0 + 8);
62       const v128_t vk0x89ABCDEF = wasm_i16x8_load8x8((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 8 * sizeof(int8_t)));
63       i0 += 16;
64 
65       v128_t vprod01234567 = wasm_i16x8_mul(vi0x01234567, vk0x01234567);
66       v128_t vprod89ABCDEF = wasm_i16x8_mul(vi0x89ABCDEF, vk0x89ABCDEF);
67 
68 
69       const v128_t vi1x01234567 = wasm_i16x8_load8x8(i1);
70       const v128_t vk1x01234567 = wasm_i16x8_load8x8((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 16 * sizeof(int8_t)));
71       const v128_t vi1x89ABCDEF = wasm_i16x8_load8x8(i1 + 8);
72       const v128_t vk1x89ABCDEF = wasm_i16x8_load8x8((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 24 * sizeof(int8_t)));
73       i1 += 16;
74 
75       vprod01234567 = wasm_i16x8_add(vprod01234567, wasm_i16x8_mul(vi1x01234567, vk1x01234567));
76       vprod89ABCDEF = wasm_i16x8_add(vprod89ABCDEF, wasm_i16x8_mul(vi1x89ABCDEF, vk1x89ABCDEF));
77 
78       vacc0123 = wasm_i32x4_add(vacc0123, wasm_i32x4_extend_low_i16x8(vprod01234567));
79       vacc4567 = wasm_i32x4_add(vacc4567, wasm_i32x4_extend_high_i16x8(vprod01234567));
80       vacc89AB = wasm_i32x4_add(vacc89AB, wasm_i32x4_extend_low_i16x8(vprod89ABCDEF));
81       vaccCDEF = wasm_i32x4_add(vaccCDEF, wasm_i32x4_extend_high_i16x8(vprod89ABCDEF));
82 
83       const v128_t vi2x01234567 = wasm_i16x8_load8x8(i2);
84       const v128_t vk2x01234567 = wasm_i16x8_load8x8((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 32 * sizeof(int8_t)));
85       const v128_t vi2x89ABCDEF = wasm_i16x8_load8x8(i2 + 8);
86       const v128_t vk2x89ABCDEF = wasm_i16x8_load8x8((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 40 * sizeof(int8_t)));
87       i2 += 16;
88 
89       vprod01234567 = wasm_i16x8_mul(vi2x01234567, vk2x01234567);
90       vprod89ABCDEF = wasm_i16x8_mul(vi2x89ABCDEF, vk2x89ABCDEF);
91 
92       vacc0123 = wasm_i32x4_add(vacc0123, wasm_i32x4_extend_low_i16x8(vprod01234567));
93       vacc4567 = wasm_i32x4_add(vacc4567, wasm_i32x4_extend_high_i16x8(vprod01234567));
94       vacc89AB = wasm_i32x4_add(vacc89AB, wasm_i32x4_extend_low_i16x8(vprod89ABCDEF));
95       vaccCDEF = wasm_i32x4_add(vaccCDEF, wasm_i32x4_extend_high_i16x8(vprod89ABCDEF));
96 
97 
98       w = (const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 48 * sizeof(int8_t));
99 
100       vacc0123 = wasm_f32x4_convert_i32x4(vacc0123);
101       vacc4567 = wasm_f32x4_convert_i32x4(vacc4567);
102       vacc89AB = wasm_f32x4_convert_i32x4(vacc89AB);
103       vaccCDEF = wasm_f32x4_convert_i32x4(vaccCDEF);
104 
105       const v128_t vscale0123 = wasm_v128_load(w);
106       const v128_t vscale4567 = wasm_v128_load((const float*) w + 4);
107       const v128_t vscale89AB = wasm_v128_load((const float*) w + 8);
108       const v128_t vscaleCDEF = wasm_v128_load((const float*) w + 12);
109       w = (const void*) ((const float*) w + 16);
110 
111       vacc0123 = wasm_f32x4_mul(vacc0123, vscale0123);
112       vacc4567 = wasm_f32x4_mul(vacc4567, vscale4567);
113       vacc89AB = wasm_f32x4_mul(vacc89AB, vscale89AB);
114       vaccCDEF = wasm_f32x4_mul(vaccCDEF, vscaleCDEF);
115 
116       const v128_t vmagic_bias = wasm_v128_load64_splat(params->fp32_wasmsimd.magic_bias);
117       vacc0123 = wasm_f32x4_add(vacc0123, vmagic_bias);
118       vacc4567 = wasm_f32x4_add(vacc4567, vmagic_bias);
119       vacc89AB = wasm_f32x4_add(vacc89AB, vmagic_bias);
120       vaccCDEF = wasm_f32x4_add(vaccCDEF, vmagic_bias);
121 
122       const v128_t vmagic_min = wasm_v128_load64_splat(params->fp32_wasmsimd.magic_min);
123       vacc0123 = wasm_i32x4_max(vacc0123, vmagic_min);
124       vacc4567 = wasm_i32x4_max(vacc4567, vmagic_min);
125       vacc89AB = wasm_i32x4_max(vacc89AB, vmagic_min);
126       vaccCDEF = wasm_i32x4_max(vaccCDEF, vmagic_min);
127 
128       const v128_t vmagic_bias_less_output_zero_point = wasm_v128_load64_splat(params->fp32_wasmsimd.magic_bias_less_output_zero_point);
129       vacc0123 = wasm_i32x4_sub(vacc0123, vmagic_bias_less_output_zero_point);
130       vacc4567 = wasm_i32x4_sub(vacc4567, vmagic_bias_less_output_zero_point);
131       vacc89AB = wasm_i32x4_sub(vacc89AB, vmagic_bias_less_output_zero_point);
132       vaccCDEF = wasm_i32x4_sub(vaccCDEF, vmagic_bias_less_output_zero_point);
133 
134       v128_t vout01234567 = wasm_i16x8_narrow_i32x4(vacc0123, vacc4567);
135       v128_t vout89ABCDEF = wasm_i16x8_narrow_i32x4(vacc89AB, vaccCDEF);
136 
137       v128_t vout0123456789ABCDEF = wasm_i8x16_narrow_i16x8(vout01234567, vout89ABCDEF);
138 
139       const v128_t voutput_max = wasm_v128_load64_splat(params->fp32_wasmsimd.output_max);
140       vout0123456789ABCDEF = wasm_i8x16_min(vout0123456789ABCDEF, voutput_max);
141 
142       wasm_v128_store(output, vout0123456789ABCDEF);
143       output += 16;
144     }
145     if XNN_UNLIKELY(c != 0) {
146       const int8_t* k = (const int8_t*) ((uintptr_t) w + 16 * sizeof(int32_t));
147       do {
148         v128_t vacc0123 = wasm_v128_load(w);
149         v128_t vacc4567 = wasm_v128_load((const void*) ((uintptr_t) w + 4 * sizeof(int32_t)));
150 
151 
152         const v128_t vi0x01234567 = wasm_i16x8_load8x8(i0);
153         const v128_t vk0x01234567 = wasm_i16x8_load8x8(k);
154         i0 += 8;
155 
156         v128_t vprod01234567 = wasm_i16x8_mul(vi0x01234567, vk0x01234567);
157 
158 
159         const v128_t vi1x01234567 = wasm_i16x8_load8x8(i1);
160         const v128_t vk1x01234567 = wasm_i16x8_load8x8((const void*) (k + 16));
161         i1 += 8;
162 
163         vprod01234567 = wasm_i16x8_add(vprod01234567, wasm_i16x8_mul(vi1x01234567, vk1x01234567));
164 
165         vacc0123 = wasm_i32x4_add(vacc0123, wasm_i32x4_extend_low_i16x8(vprod01234567));
166         vacc4567 = wasm_i32x4_add(vacc4567, wasm_i32x4_extend_high_i16x8(vprod01234567));
167 
168         const v128_t vi2x01234567 = wasm_i16x8_load8x8(i2);
169         const v128_t vk2x01234567 = wasm_i16x8_load8x8((const void*) (k + 32));
170         i2 += 8;
171 
172         vprod01234567 = wasm_i16x8_mul(vi2x01234567, vk2x01234567);
173 
174         vacc0123 = wasm_i32x4_add(vacc0123, wasm_i32x4_extend_low_i16x8(vprod01234567));
175         vacc4567 = wasm_i32x4_add(vacc4567, wasm_i32x4_extend_high_i16x8(vprod01234567));
176 
177         k += 8;
178 
179 
180       vacc0123 = wasm_f32x4_convert_i32x4(vacc0123);
181       vacc4567 = wasm_f32x4_convert_i32x4(vacc4567);
182 
183       const v128_t vscale0123 = wasm_v128_load((const float*) ((uintptr_t) w + 16 * sizeof(int32_t) + 48 * sizeof(int8_t)));
184       const v128_t vscale4567 = wasm_v128_load((const float*) ((uintptr_t) w + 16 * sizeof(int32_t) + 48 * sizeof(int8_t) + 4 * sizeof(float)));
185 
186       vacc0123 = wasm_f32x4_mul(vacc0123, vscale0123);
187       vacc4567 = wasm_f32x4_mul(vacc4567, vscale4567);
188 
189       const v128_t vmagic_bias = wasm_v128_load64_splat(params->fp32_wasmsimd.magic_bias);
190       vacc0123 = wasm_f32x4_add(vacc0123, vmagic_bias);
191       vacc4567 = wasm_f32x4_add(vacc4567, vmagic_bias);
192 
193       const v128_t vmagic_min = wasm_v128_load64_splat(params->fp32_wasmsimd.magic_min);
194       vacc0123 = wasm_i32x4_max(vacc0123, vmagic_min);
195       vacc4567 = wasm_i32x4_max(vacc4567, vmagic_min);
196 
197       const v128_t vmagic_bias_less_output_zero_point = wasm_v128_load64_splat(params->fp32_wasmsimd.magic_bias_less_output_zero_point);
198       vacc0123 = wasm_i32x4_sub(vacc0123, vmagic_bias_less_output_zero_point);
199       vacc4567 = wasm_i32x4_sub(vacc4567, vmagic_bias_less_output_zero_point);
200 
201       v128_t vout01234567 = wasm_i16x8_narrow_i32x4(vacc0123, vacc4567);
202       v128_t vout0123456701234567 = wasm_i8x16_narrow_i16x8(vout01234567, vout01234567);
203 
204       const v128_t voutput_max = wasm_v128_load64_splat(params->fp32_wasmsimd.output_max);
205       vout0123456701234567 = wasm_i8x16_min(vout0123456701234567, voutput_max);
206 
207       w = (const void*) ((uintptr_t) w + 8 * sizeof(int32_t));
208 
209       if XNN_LIKELY(c >= 8) {
210         *((double*) output) = wasm_f64x2_extract_lane(vout0123456701234567, 0);
211         output += 8;
212         c -= 8;
213       } else {
214         if (c & 4) {
215           *((float*) output) = wasm_f32x4_extract_lane(vout0123456701234567, 0);
216           vout0123456701234567 = wasm_u64x2_shr(vout0123456701234567, 32);
217           output += 4;
218         }
219         uint32_t vout0123 = wasm_i32x4_extract_lane(vout0123456701234567, 0);
220         if (c & 2) {
221           *((uint16_t*) output) = (uint16_t) vout0123;
222           vout0123 >>= 16;
223           output += 2;
224         }
225         if (c & 1) {
226           *output = (int8_t) vout0123;
227           output += 1;
228         }
229         c = 0;
230       }
231       } while (c != 0);
232     }
233 
234     output = (int8_t*) ((uintptr_t) output + output_increment);
235   } while (--output_width != 0);
236 }
237