-
Notifications
You must be signed in to change notification settings - Fork 3
/
Dispatch.h
546 lines (512 loc) · 33.9 KB
/
Dispatch.h
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
#pragma once
#include <ATen/core/DeprecatedTypeProperties.h>
#include <ATen/core/Tensor.h>
#include <c10/macros/Macros.h>
#include <c10/util/Exception.h>
#include <c10/util/Half.h>
#include <c10/util/complex.h>
#define AT_PRIVATE_CASE_TYPE(enum_type, type, ...) \
case enum_type: { \
using scalar_t = type; \
return __VA_ARGS__(); \
}
// Workaround for C10_UNUSED because CUDA 10.1 and below fails to handle unused
// attribute in the type aliasing context. Keep name long and verbose to avoid
// macro collisions.
#if defined(__CUDACC__) && CUDA_VERSION <= 10100
#define C10_UNUSED_DISPATCH_CUDA_WORKAROUND
#else
#define C10_UNUSED_DISPATCH_CUDA_WORKAROUND C10_UNUSED
#endif // defined(__CUDACC__) && CUDA_VERSION <= 10100
#define AT_QINT_PRIVATE_CASE_TYPE( \
enum_type, type, underlying_enum, underlying_type, ...) \
case enum_type: { \
using scalar_t = type; \
using underlying_t C10_UNUSED_DISPATCH_CUDA_WORKAROUND = \
scalar_t::underlying; \
const auto& SCALAR_TYPE C10_UNUSED_DISPATCH_CUDA_WORKAROUND = enum_type; \
const auto& UNDERLYING_TYPE C10_UNUSED_DISPATCH_CUDA_WORKAROUND = \
toUnderlying(enum_type); \
return __VA_ARGS__(); \
}
// This macro should be used to skip bfloat16 dispatch on non-ROCm platforms and
// should be removed once the bfloat16 bringup is complete on other platforms.
// This is supposed to be used as a wrapper around the lambda function passed to
// the dispatch macro and will conditionally dispatch ops with bfloat16 type
// only on ROCm.
#if !defined(__HIP_PLATFORM_HCC__)
#define AT_SKIP_BFLOAT16_IF_NOT_ROCM(SCALARTYPE, NAME, ...) \
if (std::is_same<SCALARTYPE, at::BFloat16>::value) { \
AT_ERROR( \
#NAME, \
" not implemented for '", \
toString(at::ScalarType::BFloat16), \
"'"); \
} else { \
return __VA_ARGS__(); \
}
#else
#define AT_SKIP_BFLOAT16_IF_NOT_ROCM(SCALARTYPE, NAME, ...) return __VA_ARGS__()
#endif
namespace detail {
inline at::ScalarType scalar_type(at::ScalarType s) {
return s;
}
C10_DEPRECATED_MESSAGE(
"passing at::DeprecatedTypeProperties to an AT_DISPATCH macro is deprecated, "
"pass an at::ScalarType instead")
inline at::ScalarType scalar_type(const at::DeprecatedTypeProperties& t) {
return t.scalarType();
}
C10_DEPRECATED_MESSAGE(
"AT_DISPATCH_ALL_TYPES_AND_HALF is deprecated, "
"use AT_DISPATCH_ALL_TYPES_AND(at::ScalarType::Half, ...) instead")
inline void deprecated_AT_DISPATCH_ALL_TYPES_AND_HALF() {}
C10_DEPRECATED_MESSAGE(
"AT_DISPATCH_ALL_TYPES_AND_HALF_AND_COMPLEX is deprecated, "
"use AT_DISPATCH_ALL_TYPES_AND_COMPLEX_AND(at::ScalarType::Half, ...) "
"instead")
inline void deprecated_AT_DISPATCH_ALL_TYPES_AND_HALF_AND_COMPLEX() {}
} // namespace detail
// The AT_DISPATCH_* family of macros provides the ability to
// conveniently generate specializations of a kernel over all of the
// dtypes we care about in PyTorch. We call it "dispatch" because
// we are "dispatching" to the correct, dtype-specific kernel.
//
// A standard usage looks like:
//
// AT_DISPATCH_ALL_TYPES(self.scalar_type(), "op_name", [&] {
// // Your code here, with 'scalar_t' now defined to
// // be the dtype in question
// })
//
// There are many variations of this macro, so it's important to
// understand exactly /which/ dtypes you want to get instantiated, as
// well as what the "default" set is.
//
// The default set of dtypes that are instantiated (e.g., by
// AT_DISPATCH_ALL_TYPES) are floating point types (float, double),
// and integral types (int32_t, int64_t, int16_t, int8_t, uint8_t),
// but NOT booleans (bool), half-precision floats (Half) or
// complex number (c10::complex<float>, c10::complex<double>).
// This "cut" is somewhat historical (the default types are the
// ones that TH historically supported), but it also reflects the
// fact that the non-default types are "poorly" behaved (booleans
// are NOT integers mod 2, half precision operations ~essentially
// don't exist on CPU, complex numbers are an experimental application).
//
// Here are the questions you should generally ask to decide which
// dispatch you want:
//
// 1. Is this an integral or floating point specific operation?
// (If so, you'll want one of the FLOATING or INTEGRAL macros.)
//
// 2. Should half be supported? (If you're on CPU, the answer is almost
// definitely no. If you do want support, use one of the AND_HALF
// macros)
//
// Much rarer situations:
//
// 3. Should bool be supported? (You often have to write your kernel
// differently if arithmetic operations are involved.) If so,
// Use AT_DISPATCH_ALL_TYPES_AND along with ScalarType::Bool
//
// 4. Should complex be supported? The answer is almost always no,
// unless you are working on "generic" code that should work on
// all dtypes.
// NB: the the_type variable is not used, but we have kept it for
// backwards compatibility. It's probably not used by anyone though;
// but we're just being safe (and it doesn't hurt.) Note we must
// use it to shut up warnings about unused store.
#define AT_DISPATCH_FLOATING_TYPES(TYPE, NAME, ...) \
[&] { \
const auto& the_type = TYPE; \
/* don't use TYPE again in case it is an expensive or side-effect op */ \
at::ScalarType _st = ::detail::scalar_type(the_type); \
switch (_st) { \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Double, double, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Float, float, __VA_ARGS__) \
default: \
AT_ERROR(#NAME, " not implemented for '", toString(_st), "'"); \
} \
}()
#define AT_DISPATCH_FLOATING_TYPES_AND_HALF(TYPE, NAME, ...) \
[&] { \
const auto& the_type = TYPE; \
/* don't use TYPE again in case it is an expensive or side-effect op */ \
at::ScalarType _st = ::detail::scalar_type(the_type); \
switch (_st) { \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Double, double, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Float, float, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Half, at::Half, __VA_ARGS__) \
default: \
AT_ERROR(#NAME, " not implemented for '", toString(_st), "'"); \
} \
}()
#define AT_DISPATCH_FLOATING_TYPES_AND(SCALARTYPE, TYPE, NAME, ...) \
[&] { \
const auto& the_type = TYPE; \
/* don't use TYPE again in case it is an expensive or side-effect op */ \
at::ScalarType _st = ::detail::scalar_type(the_type); \
switch (_st) { \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Double, double, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Float, float, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
SCALARTYPE, \
decltype(c10::impl::ScalarTypeToCPPType<SCALARTYPE>::t), \
__VA_ARGS__) \
default: \
AT_ERROR(#NAME, " not implemented for '", toString(TYPE), "'"); \
} \
}()
#define AT_DISPATCH_FLOATING_TYPES_AND2( \
SCALARTYPE1, SCALARTYPE2, TYPE, NAME, ...) \
[&] { \
const auto& the_type = TYPE; \
/* don't use TYPE again in case it is an expensive or side-effect op */ \
at::ScalarType _st = ::detail::scalar_type(the_type); \
switch (_st) { \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Double, double, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Float, float, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
SCALARTYPE1, \
decltype(c10::impl::ScalarTypeToCPPType<SCALARTYPE1>::t), \
__VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
SCALARTYPE2, \
decltype(c10::impl::ScalarTypeToCPPType<SCALARTYPE2>::t), \
__VA_ARGS__) \
default: \
AT_ERROR(#NAME, " not implemented for '", toString(TYPE), "'"); \
} \
}()
#define AT_DISPATCH_FLOATING_AND_COMPLEX_TYPES(TYPE, NAME, ...) \
[&] { \
const auto& the_type = TYPE; \
/* don't use TYPE again in case it is an expensive or side-effect op */ \
at::ScalarType _st = ::detail::scalar_type(the_type); \
switch (_st) { \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Double, double, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Float, float, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
at::ScalarType::ComplexDouble, c10::complex<double>, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
at::ScalarType::ComplexFloat, c10::complex<float>, __VA_ARGS__) \
default: \
AT_ERROR(#NAME, " not implemented for '", toString(_st), "'"); \
} \
}()
#define AT_DISPATCH_FLOATING_AND_COMPLEX_TYPES_AND1( \
SCALARTYPE, TYPE, NAME, ...) \
[&] { \
const auto& the_type = TYPE; \
/* don't use TYPE again in case it is an expensive or side-effect op */ \
at::ScalarType _st = ::detail::scalar_type(the_type); \
switch (_st) { \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Double, double, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Float, float, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
at::ScalarType::ComplexDouble, c10::complex<double>, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
at::ScalarType::ComplexFloat, c10::complex<float>, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
SCALARTYPE, \
decltype(c10::impl::ScalarTypeToCPPType<SCALARTYPE>::t), \
__VA_ARGS__) \
default: \
AT_ERROR(#NAME, " not implemented for '", toString(_st), "'"); \
} \
}()
#define AT_DISPATCH_FLOATING_AND_COMPLEX_TYPES_AND2( \
SCALARTYPE1, SCALARTYPE2, TYPE, NAME, ...) \
[&] { \
const auto& the_type = TYPE; \
/* don't use TYPE again in case it is an expensive or side-effect op */ \
at::ScalarType _st = ::detail::scalar_type(the_type); \
switch (_st) { \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Double, double, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Float, float, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
at::ScalarType::ComplexDouble, c10::complex<double>, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
at::ScalarType::ComplexFloat, c10::complex<float>, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
SCALARTYPE1, \
decltype(c10::impl::ScalarTypeToCPPType<SCALARTYPE1>::t), \
__VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
SCALARTYPE2, \
decltype(c10::impl::ScalarTypeToCPPType<SCALARTYPE2>::t), \
__VA_ARGS__) \
default: \
AT_ERROR(#NAME, " not implemented for '", toString(_st), "'"); \
} \
}()
#define AT_DISPATCH_INTEGRAL_TYPES(TYPE, NAME, ...) \
[&] { \
const auto& the_type = TYPE; \
/* don't use TYPE again in case it is an expensive or side-effect op */ \
at::ScalarType _st = ::detail::scalar_type(the_type); \
switch (_st) { \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Byte, uint8_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Char, int8_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Int, int32_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Long, int64_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Short, int16_t, __VA_ARGS__) \
default: \
AT_ERROR(#NAME, " not implemented for '", toString(_st), "'"); \
} \
}()
#define AT_DISPATCH_INTEGRAL_TYPES_AND(SCALARTYPE, TYPE, NAME, ...) \
[&] { \
switch (TYPE) { \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Byte, uint8_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Char, int8_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Int, int32_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Long, int64_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Short, int16_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
SCALARTYPE, \
decltype(c10::impl::ScalarTypeToCPPType<SCALARTYPE>::t), \
__VA_ARGS__) \
default: \
AT_ERROR(#NAME, " not implemented for '", toString(TYPE), "'"); \
} \
}()
#define AT_DISPATCH_ALL_TYPES(TYPE, NAME, ...) \
[&] { \
const auto& the_type = TYPE; \
/* don't use TYPE again in case it is an expensive or side-effect op */ \
at::ScalarType _st = ::detail::scalar_type(the_type); \
switch (_st) { \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Byte, uint8_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Char, int8_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Double, double, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Float, float, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Int, int32_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Long, int64_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Short, int16_t, __VA_ARGS__) \
default: \
AT_ERROR(#NAME, " not implemented for '", toString(_st), "'"); \
} \
}()
#define AT_DISPATCH_COMPLEX_TYPES(TYPE, NAME, ...) \
[&] { \
const auto& the_type = TYPE; \
/* don't use TYPE again in case it is an expensive or side-effect op */ \
at::ScalarType _st = ::detail::scalar_type(the_type); \
switch (_st) { \
AT_PRIVATE_CASE_TYPE( \
at::ScalarType::ComplexFloat, c10::complex<float>, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
at::ScalarType::ComplexDouble, c10::complex<double>, __VA_ARGS__) \
default: \
AT_ERROR(#NAME, " not implemented for '", toString(_st), "'"); \
} \
}()
#define AT_DISPATCH_QINT_TYPES(TYPE, NAME, ...) \
[&] { \
const auto& the_type = TYPE; \
/* don't use TYPE again in case it is an expensive or side-effect op */ \
at::ScalarType _st = ::detail::scalar_type(the_type); \
switch (_st) { \
AT_QINT_PRIVATE_CASE_TYPE( \
at::kQInt8, at::qint8, at::kChar, int8_t, __VA_ARGS__) \
AT_QINT_PRIVATE_CASE_TYPE( \
at::kQUInt8, at::quint8, at::kByte, uint8_t, __VA_ARGS__) \
AT_QINT_PRIVATE_CASE_TYPE( \
at::kQInt32, at::qint32, at::kInt, int, __VA_ARGS__) \
default: \
AT_ERROR(#NAME, " not implemented for '", toString(TYPE), "'"); \
} \
}()
#define AT_DISPATCH_ALL_TYPES_AND_COMPLEX(TYPE, NAME, ...) \
[&] { \
const auto& the_type = TYPE; \
/* don't use TYPE again in case it is an expensive or side-effect op*/ \
at::ScalarType _st = ::detail::scalar_type(the_type); \
switch (_st) { \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Byte, uint8_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Char, int8_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Double, double, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Float, float, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Int, int32_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Long, int64_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Short, int16_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
at::ScalarType::ComplexFloat, c10::complex<float>, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
at::ScalarType::ComplexDouble, c10::complex<double>, __VA_ARGS__) \
default: \
AT_ERROR(#NAME, " not implemented for '", toString(_st), "'"); \
} \
}()
#define AT_DISPATCH_ALL_TYPES_AND(SCALARTYPE, TYPE, NAME, ...) \
[&] { \
switch (TYPE) { \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Byte, uint8_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Char, int8_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Double, double, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Float, float, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Int, int32_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Long, int64_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Short, int16_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
SCALARTYPE, \
decltype(c10::impl::ScalarTypeToCPPType<SCALARTYPE>::t), \
__VA_ARGS__) \
default: \
AT_ERROR(#NAME, " not implemented for '", toString(TYPE), "'"); \
} \
}()
#define AT_DISPATCH_ALL_TYPES_AND_COMPLEX_AND(SCALARTYPE, TYPE, NAME, ...) \
[&] { \
switch (TYPE) { \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Byte, uint8_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Char, int8_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Double, double, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Float, float, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Int, int32_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Long, int64_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Short, int16_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
at::ScalarType::ComplexFloat, c10::complex<float>, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
at::ScalarType::ComplexDouble, c10::complex<double>, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
SCALARTYPE, \
decltype(c10::impl::ScalarTypeToCPPType<SCALARTYPE>::t), \
__VA_ARGS__) \
default: \
AT_ERROR(#NAME, " not implemented for '", toString(TYPE), "'"); \
} \
}()
#define AT_DISPATCH_ALL_TYPES_AND2(SCALARTYPE1, SCALARTYPE2, TYPE, NAME, ...) \
[&] { \
switch (TYPE) { \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Byte, uint8_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Char, int8_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Double, double, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Float, float, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Int, int32_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Long, int64_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Short, int16_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
SCALARTYPE1, \
decltype(c10::impl::ScalarTypeToCPPType<SCALARTYPE1>::t), \
__VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
SCALARTYPE2, \
decltype(c10::impl::ScalarTypeToCPPType<SCALARTYPE2>::t), \
__VA_ARGS__) \
default: \
AT_ERROR(#NAME, " not implemented for '", toString(TYPE), "'"); \
} \
}()
#define AT_DISPATCH_ALL_TYPES_AND_COMPLEX_AND2( \
SCALARTYPE1, SCALARTYPE2, TYPE, NAME, ...) \
[&] { \
switch (TYPE) { \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Byte, uint8_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Char, int8_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Double, double, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Float, float, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Int, int32_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Long, int64_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Short, int16_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
at::ScalarType::ComplexFloat, c10::complex<float>, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
at::ScalarType::ComplexDouble, c10::complex<double>, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
SCALARTYPE1, \
decltype(c10::impl::ScalarTypeToCPPType<SCALARTYPE1>::t), \
__VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
SCALARTYPE2, \
decltype(c10::impl::ScalarTypeToCPPType<SCALARTYPE2>::t), \
__VA_ARGS__) \
default: \
AT_ERROR(#NAME, " not implemented for '", TYPE, "'"); \
} \
}()
#define AT_DISPATCH_ALL_TYPES_AND3( \
SCALARTYPE1, SCALARTYPE2, SCALARTYPE3, TYPE, NAME, ...) \
[&] { \
switch (TYPE) { \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Byte, uint8_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Char, int8_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Double, double, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Float, float, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Int, int32_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Long, int64_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Short, int16_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
SCALARTYPE1, \
decltype(c10::impl::ScalarTypeToCPPType<SCALARTYPE1>::t), \
__VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
SCALARTYPE2, \
decltype(c10::impl::ScalarTypeToCPPType<SCALARTYPE2>::t), \
__VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
SCALARTYPE3, \
decltype(c10::impl::ScalarTypeToCPPType<SCALARTYPE3>::t), \
__VA_ARGS__) \
default: \
AT_ERROR(#NAME, " not implemented for '", toString(TYPE), "'"); \
} \
}()
#define AT_DISPATCH_ALL_TYPES_AND_COMPLEX_AND3( \
SCALARTYPE1, SCALARTYPE2, SCALARTYPE3, TYPE, NAME, ...) \
[&] { \
switch (TYPE) { \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Byte, uint8_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Char, int8_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Double, double, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Float, float, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Int, int32_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Long, int64_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Short, int16_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
at::ScalarType::ComplexFloat, c10::complex<float>, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
at::ScalarType::ComplexDouble, c10::complex<double>, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
SCALARTYPE1, \
decltype(c10::impl::ScalarTypeToCPPType<SCALARTYPE1>::t), \
__VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
SCALARTYPE2, \
decltype(c10::impl::ScalarTypeToCPPType<SCALARTYPE2>::t), \
__VA_ARGS__) \
AT_PRIVATE_CASE_TYPE( \
SCALARTYPE3, \
decltype(c10::impl::ScalarTypeToCPPType<SCALARTYPE3>::t), \
__VA_ARGS__) \
default: \
AT_ERROR(#NAME, " not implemented for '", TYPE, "'"); \
} \
}()
// ----------------------------------------------------------------------------
// DEPRECATED MACROS, DON'T USE THESE
// ----------------------------------------------------------------------------
#define AT_DISPATCH_ALL_TYPES_AND_HALF(TYPE, NAME, ...) \
[&] { \
detail::deprecated_AT_DISPATCH_ALL_TYPES_AND_HALF(); \
const auto& the_type = TYPE; \
/* don't use TYPE again in case it is an expensive or side-effect op */ \
at::ScalarType _st = ::detail::scalar_type(the_type); \
switch (_st) { \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Byte, uint8_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Char, int8_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Double, double, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Float, float, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Int, int32_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Long, int64_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Short, int16_t, __VA_ARGS__) \
AT_PRIVATE_CASE_TYPE(at::ScalarType::Half, at::Half, __VA_ARGS__) \
default: \
AT_ERROR(#NAME, " not implemented for '", toString(_st), "'"); \
} \
}()