1 | namespace dnnl { |
2 | namespace impl { |
3 | namespace gpu { |
4 | namespace ocl { |
5 | const char * = R"==(/******************************************************************************* )==" "\n" |
6 | R"==(* Copyright 2020-2022 Intel Corporation )==" "\n" |
7 | R"==(* )==" "\n" |
8 | R"==(* Licensed under the Apache License, Version 2.0 (the "License"); )==" "\n" |
9 | R"==(* you may not use this file except in compliance with the License. )==" "\n" |
10 | R"==(* You may obtain a copy of the License at )==" "\n" |
11 | R"==(* )==" "\n" |
12 | R"==(* http: )==" "\n" |
13 | R"==(* )==" "\n" |
14 | R"==(* Unless required by applicable law or agreed to in writing, software )==" "\n" |
15 | R"==(* distributed under the License is distributed on an "AS IS" BASIS, )==" "\n" |
16 | R"==(* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. )==" "\n" |
17 | R"==(* See the License for the specific language governing permissions and )==" "\n" |
18 | R"==(* limitations under the License. )==" "\n" |
19 | R"==(*******************************************************************************/ )==" "\n" |
20 | R"==(#ifndef GPU_OCL_OCL_ELTWISE_H )==" "\n" |
21 | R"==(#define GPU_OCL_OCL_ELTWISE_H )==" "\n" |
22 | R"==(#if WITH_ELTWISE )==" "\n" |
23 | R"==(#if DT_F16 == 1 )==" "\n" |
24 | R"==(#pragma OPENCL EXTENSION cl_khr_fp16 : enable )==" "\n" |
25 | R"==(#endif )==" "\n" |
26 | R"==(#ifndef DATA_MAX )==" "\n" |
27 | R"==(#if DT_F16 == 1 )==" "\n" |
28 | R"==(#define DATA_MAX HALF_MAX )==" "\n" |
29 | R"==(#elif DT_S8 == 1 )==" "\n" |
30 | R"==(#define DATA_MAX CHAR_MAX )==" "\n" |
31 | R"==(#elif DT_U8 == 1 )==" "\n" |
32 | R"==(#define DATA_MAX UCHAR_MAX )==" "\n" |
33 | R"==(#else )==" "\n" |
34 | R"==(#define DATA_MAX FLT_MAX )==" "\n" |
35 | R"==(#endif )==" "\n" |
36 | R"==(#endif )==" "\n" |
37 | R"==(float relu_fwd(float s, float alpha) { )==" "\n" |
38 | R"==(return s > 0 ? s : ((alpha == 0) ? 0 : s * alpha); )==" "\n" |
39 | R"==(} )==" "\n" |
40 | R"==(float relu_bwd(float dd, float s, float alpha) { )==" "\n" |
41 | R"==(return s > 0 ? dd : dd * alpha; )==" "\n" |
42 | R"==(} )==" "\n" |
43 | R"==(float relu_bwd_use_dst(float dd, float d, float alpha) { )==" "\n" |
44 | R"==(return d > 0 ? dd : dd * alpha; )==" "\n" |
45 | R"==(} )==" "\n" |
46 | R"==(float linear_fwd(float s, float alpha, float beta) { )==" "\n" |
47 | R"==(return alpha * s + beta; )==" "\n" |
48 | R"==(} )==" "\n" |
49 | R"==(float linear_bwd(float dd, float alpha) { )==" "\n" |
50 | R"==(return dd * alpha; )==" "\n" |
51 | R"==(} )==" "\n" |
52 | R"==(float soft_relu_fwd(float s, float alpha) { )==" "\n" |
53 | R"==(s = alpha * s; )==" "\n" |
54 | R"==(float v = (s < log((float)DATA_MAX) ? log1p(exp(s)) : s); )==" "\n" |
55 | R"==(return v / alpha; )==" "\n" |
56 | R"==(} )==" "\n" |
57 | R"==(float soft_relu_bwd(float dd, float s, float alpha) { )==" "\n" |
58 | R"==(s = alpha * s; )==" "\n" |
59 | R"==(return dd / (1 + exp(-s)); )==" "\n" |
60 | R"==(} )==" "\n" |
61 | R"==(float logistic_fwd(float s) { )==" "\n" |
62 | R"==(return 1.0f / (1.0f + exp(-s)); )==" "\n" |
63 | R"==(} )==" "\n" |
64 | R"==(float logistic_bwd(float dd, float s) { )==" "\n" |
65 | R"==(float v = logistic_fwd(s); )==" "\n" |
66 | R"==(return dd * v * (1 - v); )==" "\n" |
67 | R"==(} )==" "\n" |
68 | R"==(float logistic_bwd_use_dst(float dd, float d) { )==" "\n" |
69 | R"==(return dd * d * (1 - d); )==" "\n" |
70 | R"==(} )==" "\n" |
71 | R"==(float square_fwd(float s) { )==" "\n" |
72 | R"==(return s * s; )==" "\n" |
73 | R"==(} )==" "\n" |
74 | R"==(float square_bwd(float dd, float s) { )==" "\n" |
75 | R"==(return dd * 2 * s; )==" "\n" |
76 | R"==(} )==" "\n" |
77 | R"==(float sqrt_fwd(float s) { )==" "\n" |
78 | R"==(return sqrt(s); )==" "\n" |
79 | R"==(} )==" "\n" |
80 | R"==(float sqrt_bwd(float dd, float s) { )==" "\n" |
81 | R"==(return dd / (2 * sqrt(s)); )==" "\n" |
82 | R"==(} )==" "\n" |
83 | R"==(float sqrt_bwd_use_dst(float dd, float d) { )==" "\n" |
84 | R"==(return dd / (2 * d); )==" "\n" |
85 | R"==(} )==" "\n" |
86 | R"==(float abs_fwd(float s) { )==" "\n" |
87 | R"==(return s > 0 ? s : -s; )==" "\n" |
88 | R"==(} )==" "\n" |
89 | R"==(float abs_bwd(float dd, float s) { )==" "\n" |
90 | R"==(return s > 0 ? dd : s < 0 ? -dd : 0; )==" "\n" |
91 | R"==(} )==" "\n" |
92 | R"==(float tanh_fwd(float s) { )==" "\n" |
93 | R"==(return tanh(s); )==" "\n" |
94 | R"==(} )==" "\n" |
95 | R"==(float tanh_bwd(float dd, float s) { )==" "\n" |
96 | R"==(float e = tanh_fwd(s); )==" "\n" |
97 | R"==(return dd * (1 - e) * (1 + e); )==" "\n" |
98 | R"==(} )==" "\n" |
99 | R"==(float tanh_bwd_use_dst(float dd, float d) { )==" "\n" |
100 | R"==(return dd * (1 - d) * (1 + d); )==" "\n" |
101 | R"==(} )==" "\n" |
102 | R"==(float mish_fwd(float s) { )==" "\n" |
103 | R"==(return s * tanh_fwd(soft_relu_fwd(s, 1.f)); )==" "\n" |
104 | R"==(} )==" "\n" |
105 | R"==(float mish_bwd(float dd, float s) { )==" "\n" |
106 | R"==(const float tanh = tanh_fwd(soft_relu_fwd(s, 1.f)); )==" "\n" |
107 | R"==(const float srelu_bwd = soft_relu_bwd(1.f, s, 1.f); )==" "\n" |
108 | R"==(const float derivative = tanh + s * srelu_bwd * (1 - pow(tanh, 2.0f)); )==" "\n" |
109 | R"==(return dd * derivative; )==" "\n" |
110 | R"==(} )==" "\n" |
111 | R"==(float elu_fwd(float s, float alpha) { )==" "\n" |
112 | R"==(return s > 0 ? s : alpha * expm1(s); )==" "\n" |
113 | R"==(} )==" "\n" |
114 | R"==(float elu_bwd(float dd, float s, float alpha) { )==" "\n" |
115 | R"==(return dd * (s > 0 ? 1 : alpha * exp(s)); )==" "\n" |
116 | R"==(} )==" "\n" |
117 | R"==(float elu_bwd_use_dst(float dd, float d, float alpha) { )==" "\n" |
118 | R"==(return dd * (d > 0 ? 1 : d + alpha); )==" "\n" |
119 | R"==(} )==" "\n" |
120 | R"==(float exp_fwd(float s) { )==" "\n" |
121 | R"==(return exp(s); )==" "\n" |
122 | R"==(} )==" "\n" |
123 | R"==(float exp_bwd(float dd, float s) { )==" "\n" |
124 | R"==(return dd * exp_fwd(s); )==" "\n" |
125 | R"==(} )==" "\n" |
126 | R"==(float exp_bwd_use_dst(float dd, float d) { )==" "\n" |
127 | R"==(return dd * d; )==" "\n" |
128 | R"==(} )==" "\n" |
129 | R"==(float gelu_tanh_fwd(float s) { )==" "\n" |
130 | R"==(const float sqrt_2_over_pi = 0.79788458347320556640625f; )==" "\n" |
131 | R"==(const float fitting_const = 0.044715f; )==" "\n" |
132 | R"==(const float g = sqrt_2_over_pi * s * (1.f + fitting_const * s * s); )==" "\n" |
133 | R"==(return (0.5f * s * (1.f + tanh_fwd(g))); )==" "\n" |
134 | R"==(} )==" "\n" |
135 | R"==(float gelu_tanh_bwd(float dd, float s) { )==" "\n" |
136 | R"==(const float sqrt_2_over_pi = 0.79788458347320556640625f; )==" "\n" |
137 | R"==(const float fitting_const = 0.044715f; )==" "\n" |
138 | R"==(const float g = sqrt_2_over_pi * s * (1.f + fitting_const * s * s); )==" "\n" |
139 | R"==(const float dg = sqrt_2_over_pi * (1.f + 3.f * fitting_const * s * s); )==" "\n" |
140 | R"==(const float v = tanh_fwd(g); )==" "\n" |
141 | R"==(return dd * 0.5f * (1.f + v) * (1.f + s * (1.f - v) * dg); )==" "\n" |
142 | R"==(} )==" "\n" |
143 | R"==(float swish_fwd(float s, float alpha) { )==" "\n" |
144 | R"==(float w = -alpha * s; )==" "\n" |
145 | R"==(return s / (1.0f + exp(w)); )==" "\n" |
146 | R"==(} )==" "\n" |
147 | R"==(float swish_bwd(float dd, float s, float alpha) { )==" "\n" |
148 | R"==(float v = logistic_fwd(alpha * s); )==" "\n" |
149 | R"==(return dd * (v + s * alpha * v * (1.0f - v)); )==" "\n" |
150 | R"==(} )==" "\n" |
151 | R"==(float log_fwd(float s) { )==" "\n" |
152 | R"==(return log(s); )==" "\n" |
153 | R"==(} )==" "\n" |
154 | R"==(float log_bwd(float dd, float s) { )==" "\n" |
155 | R"==(return dd / s; )==" "\n" |
156 | R"==(} )==" "\n" |
157 | R"==(float clip_fwd(float s, float alpha, float beta) { )==" "\n" |
158 | R"==(s = s > alpha ? s : alpha; )==" "\n" |
159 | R"==(return s > beta ? beta : s; )==" "\n" |
160 | R"==(} )==" "\n" |
161 | R"==(float clip_bwd(float dd, float s, float alpha, float beta) { )==" "\n" |
162 | R"==(return dd * (alpha < s && s <= beta ? 1 : 0); )==" "\n" |
163 | R"==(} )==" "\n" |
164 | R"==(float clip_v2_fwd(float s, float alpha, float beta) { )==" "\n" |
165 | R"==(s = s > alpha ? s : alpha; )==" "\n" |
166 | R"==(return s < beta ? s : beta; )==" "\n" |
167 | R"==(} )==" "\n" |
168 | R"==(float clip_v2_bwd(float dd, float s, float alpha, float beta) { )==" "\n" |
169 | R"==(return dd * (alpha < s && s < beta ? 1 : 0); )==" "\n" |
170 | R"==(} )==" "\n" |
171 | R"==(float clip_v2_bwd_use_dst(float dd, float d, float alpha, float beta) { )==" "\n" |
172 | R"==(return dd * (alpha < d && d < beta ? 1 : 0); )==" "\n" |
173 | R"==(} )==" "\n" |
174 | R"==(float pow_fwd(float s, float alpha, float beta) { )==" "\n" |
175 | R"==(return alpha * pow(s, beta); )==" "\n" |
176 | R"==(} )==" "\n" |
177 | R"==(float pow_bwd(float dd, float s, float alpha, float beta) { )==" "\n" |
178 | R"==(if (beta == 0) return 0; )==" "\n" |
179 | R"==(float v = pow_fwd(s, alpha * beta, beta - 1); )==" "\n" |
180 | R"==(return dd * v; )==" "\n" |
181 | R"==(} )==" "\n" |
182 | R"==(float gelu_erf_fwd(float s) { )==" "\n" |
183 | R"==(const float sqrt_2_over_2 = 0.707106769084930419921875f; )==" "\n" |
184 | R"==(float v = s * sqrt_2_over_2; )==" "\n" |
185 | R"==(return 0.5f * s * (1.f + erf(v)); )==" "\n" |
186 | R"==(} )==" "\n" |
187 | R"==(float gelu_erf_bwd(float dd, float s) { )==" "\n" |
188 | R"==(const float two_over_sqrt_pi = 1.12837922573089599609375f; )==" "\n" |
189 | R"==(const float sqrt_2_over_2 = 0.707106769084930419921875f; )==" "\n" |
190 | R"==(float v = s * sqrt_2_over_2; )==" "\n" |
191 | R"==(return dd * 0.5f * (1.f + erf(v) + v * two_over_sqrt_pi * exp(-v * v)); )==" "\n" |
192 | R"==(} )==" "\n" |
193 | R"==(float round_fwd(float s) { )==" "\n" |
194 | R"==(return (float)rint((float)s); )==" "\n" |
195 | R"==(} )==" "\n" |
196 | R"==(float hardsigmoid_fwd(float s, float alpha, float beta) { )==" "\n" |
197 | R"==(float v = alpha * s + beta; )==" "\n" |
198 | R"==(return v <= 0.f ? 0.f : v >= 1.f ? 1.f : v; )==" "\n" |
199 | R"==(} )==" "\n" |
200 | R"==(float hardsigmoid_bwd(float dd, float s, float alpha, float beta) { )==" "\n" |
201 | R"==(float v = alpha * s + beta; )==" "\n" |
202 | R"==(return v <= 0.f ? 0.f : v >= 1.f ? 0.f : dd * alpha; )==" "\n" |
203 | R"==(} )==" "\n" |
204 | R"==(float hardswish_fwd(float s, float alpha, float beta) { )==" "\n" |
205 | R"==(return s * hardsigmoid_fwd(s, alpha, beta); )==" "\n" |
206 | R"==(} )==" "\n" |
207 | R"==(float hardswish_bwd(float dd, float s, float alpha, float beta) { )==" "\n" |
208 | R"==(float v = alpha * s + beta; )==" "\n" |
209 | R"==(float w = 2.f * alpha * s + beta; )==" "\n" |
210 | R"==(return (v <= 0.f ? 0.f : v >= 1.f ? dd : dd * w); )==" "\n" |
211 | R"==(} )==" "\n" |
212 | R"==(float fwd_eltwise_common( )==" "\n" |
213 | R"==(int eltwise_alg, float x, float alpha_, float beta_, float scale_) { )==" "\n" |
214 | R"==(switch (eltwise_alg) { )==" "\n" |
215 | R"==(case RELU: return scale_ * relu_fwd(x, alpha_); break; )==" "\n" |
216 | R"==(case LINEAR: return scale_ * linear_fwd(x, alpha_, beta_); break; )==" "\n" |
217 | R"==(case SOFT_RELU: return scale_ * soft_relu_fwd(x, alpha_); break; )==" "\n" |
218 | R"==(case MISH: return scale_ * mish_fwd(x); break; )==" "\n" |
219 | R"==(case LOGISTIC: return scale_ * logistic_fwd(x); break; )==" "\n" |
220 | R"==(case TANH: return scale_ * tanh_fwd(x); break; )==" "\n" |
221 | R"==(case ELU: return scale_ * elu_fwd(x, alpha_); break; )==" "\n" |
222 | R"==(case SQUARE: return scale_ * square_fwd(x); break; )==" "\n" |
223 | R"==(case SQRT: return scale_ * sqrt_fwd(x); break; )==" "\n" |
224 | R"==(case ABS: return scale_ * abs_fwd(x); break; )==" "\n" |
225 | R"==(case EXP: return scale_ * exp_fwd(x); break; )==" "\n" |
226 | R"==(case GELU_TANH: return scale_ * gelu_tanh_fwd(x); break; )==" "\n" |
227 | R"==(case SWISH: return scale_ * swish_fwd(x, alpha_); break; )==" "\n" |
228 | R"==(case LOG: return scale_ * log_fwd(x); break; )==" "\n" |
229 | R"==(case CLIP: return scale_ * clip_fwd(x, alpha_, beta_); break; )==" "\n" |
230 | R"==(case CLIP_V2: return scale_ * clip_v2_fwd(x, alpha_, beta_); break; )==" "\n" |
231 | R"==(case POW: return scale_ * pow_fwd(x, alpha_, beta_); break; )==" "\n" |
232 | R"==(case GELU_ERF: return scale_ * gelu_erf_fwd(x); break; )==" "\n" |
233 | R"==(case ROUND: return scale_ * round_fwd(x); break; )==" "\n" |
234 | R"==(case HARDSWISH: return scale_ * hardswish_fwd(x, alpha_, beta_); break; )==" "\n" |
235 | R"==(case HARDSIGMOID: )==" "\n" |
236 | R"==(return scale_ * hardsigmoid_fwd(x, alpha_, beta_); )==" "\n" |
237 | R"==(break; )==" "\n" |
238 | R"==(case RELU_DST: return scale_ * relu_fwd(x, alpha_); break; )==" "\n" |
239 | R"==(case LOGISTIC_DST: return scale_ * logistic_fwd(x); break; )==" "\n" |
240 | R"==(case TANH_DST: return scale_ * tanh_fwd(x); break; )==" "\n" |
241 | R"==(case ELU_DST: return scale_ * elu_fwd(x, alpha_); break; )==" "\n" |
242 | R"==(case SQRT_DST: return scale_ * sqrt_fwd(x); break; )==" "\n" |
243 | R"==(case EXP_DST: return scale_ * exp_fwd(x); break; )==" "\n" |
244 | R"==(case CLIP_V2_DST: return scale_ * clip_v2_fwd(x, alpha_, beta_); break; )==" "\n" |
245 | R"==(default: return x; break; )==" "\n" |
246 | R"==(} )==" "\n" |
247 | R"==(} )==" "\n" |
248 | R"==(float fwd_eltwise(float x, float alpha_, float beta_, float scale_) { )==" "\n" |
249 | R"==(#ifdef ELTWISE_ALG )==" "\n" |
250 | R"==(return fwd_eltwise_common(ELTWISE_ALG, x, alpha_, beta_, scale_); )==" "\n" |
251 | R"==(#else )==" "\n" |
252 | R"==(return x; )==" "\n" |
253 | R"==(#endif )==" "\n" |
254 | R"==(} )==" "\n" |
255 | R"==(float bwd_eltwise(float x, float y, float alpha_, float beta_) { )==" "\n" |
256 | R"==(#ifdef ELTWISE_ALG )==" "\n" |
257 | R"==(switch (ELTWISE_ALG) { )==" "\n" |
258 | R"==(case RELU: return relu_bwd(x, y, alpha_); break; )==" "\n" |
259 | R"==(case LINEAR: return linear_bwd(x, alpha_); break; )==" "\n" |
260 | R"==(case SOFT_RELU: return soft_relu_bwd(x, y, alpha_); break; )==" "\n" |
261 | R"==(case MISH: return mish_bwd(x, y); break; )==" "\n" |
262 | R"==(case LOGISTIC: return logistic_bwd(x, y); break; )==" "\n" |
263 | R"==(case TANH: return tanh_bwd(x, y); break; )==" "\n" |
264 | R"==(case ELU: return elu_bwd(x, y, alpha_); break; )==" "\n" |
265 | R"==(case SQUARE: return square_bwd(x, y); break; )==" "\n" |
266 | R"==(case SQRT: return sqrt_bwd(x, y); break; )==" "\n" |
267 | R"==(case ABS: return abs_bwd(x, y); break; )==" "\n" |
268 | R"==(case EXP: return exp_bwd(x, y); break; )==" "\n" |
269 | R"==(case GELU_TANH: return gelu_tanh_bwd(x, y); break; )==" "\n" |
270 | R"==(case SWISH: return swish_bwd(x, y, alpha_); break; )==" "\n" |
271 | R"==(case LOG: return log_bwd(x, y); break; )==" "\n" |
272 | R"==(case CLIP: return clip_bwd(x, y, alpha_, beta_); break; )==" "\n" |
273 | R"==(case CLIP_V2: return clip_v2_bwd(x, y, alpha_, beta_); break; )==" "\n" |
274 | R"==(case POW: return pow_bwd(x, y, alpha_, beta_); break; )==" "\n" |
275 | R"==(case GELU_ERF: return gelu_erf_bwd(x, y); break; )==" "\n" |
276 | R"==(case HARDSWISH: return hardswish_bwd(x, y, alpha_, beta_); break; )==" "\n" |
277 | R"==(case HARDSIGMOID: return hardsigmoid_bwd(x, y, alpha_, beta_); break; )==" "\n" |
278 | R"==(case RELU_DST: return relu_bwd_use_dst(x, y, alpha_); break; )==" "\n" |
279 | R"==(case LOGISTIC_DST: return logistic_bwd_use_dst(x, y); break; )==" "\n" |
280 | R"==(case TANH_DST: return tanh_bwd_use_dst(x, y); break; )==" "\n" |
281 | R"==(case ELU_DST: return elu_bwd_use_dst(x, y, alpha_); break; )==" "\n" |
282 | R"==(case SQRT_DST: return sqrt_bwd_use_dst(x, y); break; )==" "\n" |
283 | R"==(case EXP_DST: return exp_bwd_use_dst(x, y); break; )==" "\n" |
284 | R"==(case CLIP_V2_DST: )==" "\n" |
285 | R"==(return clip_v2_bwd_use_dst(x, y, alpha_, beta_); )==" "\n" |
286 | R"==(break; )==" "\n" |
287 | R"==(default: return x; break; )==" "\n" |
288 | R"==(} )==" "\n" |
289 | R"==(#else )==" "\n" |
290 | R"==(return x; )==" "\n" |
291 | R"==(#endif )==" "\n" |
292 | R"==(} )==" "\n" |
293 | R"==(#endif )==" "\n" |
294 | R"==(#endif )==" "\n" |
295 | R"==()==" ; |
296 | } |
297 | } |
298 | } |
299 | } |