clang  10.0.0git
Cuda.cpp
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1 #include "clang/Basic/Cuda.h"
2 
3 #include "llvm/ADT/StringRef.h"
4 #include "llvm/ADT/StringSwitch.h"
5 #include "llvm/ADT/Twine.h"
6 #include "llvm/Support/ErrorHandling.h"
7 #include "llvm/Support/VersionTuple.h"
8 
9 namespace clang {
10 
12  switch (V) {
14  return "unknown";
16  return "7.0";
18  return "7.5";
20  return "8.0";
22  return "9.0";
24  return "9.1";
26  return "9.2";
28  return "10.0";
30  return "10.1";
31  }
32  llvm_unreachable("invalid enum");
33 }
34 
35 CudaVersion CudaStringToVersion(const llvm::Twine &S) {
36  return llvm::StringSwitch<CudaVersion>(S.str())
37  .Case("7.0", CudaVersion::CUDA_70)
38  .Case("7.5", CudaVersion::CUDA_75)
39  .Case("8.0", CudaVersion::CUDA_80)
40  .Case("9.0", CudaVersion::CUDA_90)
41  .Case("9.1", CudaVersion::CUDA_91)
42  .Case("9.2", CudaVersion::CUDA_92)
43  .Case("10.0", CudaVersion::CUDA_100)
44  .Case("10.1", CudaVersion::CUDA_101)
45  .Default(CudaVersion::UNKNOWN);
46 }
47 
48 const char *CudaArchToString(CudaArch A) {
49  switch (A) {
50  case CudaArch::LAST:
51  break;
52  case CudaArch::UNKNOWN:
53  return "unknown";
54  case CudaArch::SM_20:
55  return "sm_20";
56  case CudaArch::SM_21:
57  return "sm_21";
58  case CudaArch::SM_30:
59  return "sm_30";
60  case CudaArch::SM_32:
61  return "sm_32";
62  case CudaArch::SM_35:
63  return "sm_35";
64  case CudaArch::SM_37:
65  return "sm_37";
66  case CudaArch::SM_50:
67  return "sm_50";
68  case CudaArch::SM_52:
69  return "sm_52";
70  case CudaArch::SM_53:
71  return "sm_53";
72  case CudaArch::SM_60:
73  return "sm_60";
74  case CudaArch::SM_61:
75  return "sm_61";
76  case CudaArch::SM_62:
77  return "sm_62";
78  case CudaArch::SM_70:
79  return "sm_70";
80  case CudaArch::SM_72:
81  return "sm_72";
82  case CudaArch::SM_75:
83  return "sm_75";
84  case CudaArch::GFX600: // tahiti
85  return "gfx600";
86  case CudaArch::GFX601: // pitcairn, verde, oland,hainan
87  return "gfx601";
88  case CudaArch::GFX700: // kaveri
89  return "gfx700";
90  case CudaArch::GFX701: // hawaii
91  return "gfx701";
92  case CudaArch::GFX702: // 290,290x,R390,R390x
93  return "gfx702";
94  case CudaArch::GFX703: // kabini mullins
95  return "gfx703";
96  case CudaArch::GFX704: // bonaire
97  return "gfx704";
98  case CudaArch::GFX801: // carrizo
99  return "gfx801";
100  case CudaArch::GFX802: // tonga,iceland
101  return "gfx802";
102  case CudaArch::GFX803: // fiji,polaris10
103  return "gfx803";
104  case CudaArch::GFX810: // stoney
105  return "gfx810";
106  case CudaArch::GFX900: // vega, instinct
107  return "gfx900";
108  case CudaArch::GFX902: // TBA
109  return "gfx902";
110  case CudaArch::GFX904: // TBA
111  return "gfx904";
112  case CudaArch::GFX906: // TBA
113  return "gfx906";
114  case CudaArch::GFX908: // TBA
115  return "gfx908";
116  case CudaArch::GFX909: // TBA
117  return "gfx909";
118  case CudaArch::GFX1010: // TBA
119  return "gfx1010";
120  case CudaArch::GFX1011: // TBA
121  return "gfx1011";
122  case CudaArch::GFX1012: // TBA
123  return "gfx1012";
124  }
125  llvm_unreachable("invalid enum");
126 }
127 
128 CudaArch StringToCudaArch(llvm::StringRef S) {
129  return llvm::StringSwitch<CudaArch>(S)
130  .Case("sm_20", CudaArch::SM_20)
131  .Case("sm_21", CudaArch::SM_21)
132  .Case("sm_30", CudaArch::SM_30)
133  .Case("sm_32", CudaArch::SM_32)
134  .Case("sm_35", CudaArch::SM_35)
135  .Case("sm_37", CudaArch::SM_37)
136  .Case("sm_50", CudaArch::SM_50)
137  .Case("sm_52", CudaArch::SM_52)
138  .Case("sm_53", CudaArch::SM_53)
139  .Case("sm_60", CudaArch::SM_60)
140  .Case("sm_61", CudaArch::SM_61)
141  .Case("sm_62", CudaArch::SM_62)
142  .Case("sm_70", CudaArch::SM_70)
143  .Case("sm_72", CudaArch::SM_72)
144  .Case("sm_75", CudaArch::SM_75)
145  .Case("gfx600", CudaArch::GFX600)
146  .Case("gfx601", CudaArch::GFX601)
147  .Case("gfx700", CudaArch::GFX700)
148  .Case("gfx701", CudaArch::GFX701)
149  .Case("gfx702", CudaArch::GFX702)
150  .Case("gfx703", CudaArch::GFX703)
151  .Case("gfx704", CudaArch::GFX704)
152  .Case("gfx801", CudaArch::GFX801)
153  .Case("gfx802", CudaArch::GFX802)
154  .Case("gfx803", CudaArch::GFX803)
155  .Case("gfx810", CudaArch::GFX810)
156  .Case("gfx900", CudaArch::GFX900)
157  .Case("gfx902", CudaArch::GFX902)
158  .Case("gfx904", CudaArch::GFX904)
159  .Case("gfx906", CudaArch::GFX906)
160  .Case("gfx908", CudaArch::GFX908)
161  .Case("gfx909", CudaArch::GFX909)
162  .Case("gfx1010", CudaArch::GFX1010)
163  .Case("gfx1011", CudaArch::GFX1011)
164  .Case("gfx1012", CudaArch::GFX1012)
165  .Default(CudaArch::UNKNOWN);
166 }
167 
169  switch (A) {
171  return "unknown";
173  return "compute_20";
175  return "compute_30";
177  return "compute_32";
179  return "compute_35";
181  return "compute_37";
183  return "compute_50";
185  return "compute_52";
187  return "compute_53";
189  return "compute_60";
191  return "compute_61";
193  return "compute_62";
195  return "compute_70";
197  return "compute_72";
199  return "compute_75";
201  return "compute_amdgcn";
202  }
203  llvm_unreachable("invalid enum");
204 }
205 
207  return llvm::StringSwitch<CudaVirtualArch>(S)
208  .Case("compute_20", CudaVirtualArch::COMPUTE_20)
209  .Case("compute_30", CudaVirtualArch::COMPUTE_30)
210  .Case("compute_32", CudaVirtualArch::COMPUTE_32)
211  .Case("compute_35", CudaVirtualArch::COMPUTE_35)
212  .Case("compute_37", CudaVirtualArch::COMPUTE_37)
213  .Case("compute_50", CudaVirtualArch::COMPUTE_50)
214  .Case("compute_52", CudaVirtualArch::COMPUTE_52)
215  .Case("compute_53", CudaVirtualArch::COMPUTE_53)
216  .Case("compute_60", CudaVirtualArch::COMPUTE_60)
217  .Case("compute_61", CudaVirtualArch::COMPUTE_61)
218  .Case("compute_62", CudaVirtualArch::COMPUTE_62)
219  .Case("compute_70", CudaVirtualArch::COMPUTE_70)
220  .Case("compute_72", CudaVirtualArch::COMPUTE_72)
221  .Case("compute_75", CudaVirtualArch::COMPUTE_75)
222  .Case("compute_amdgcn", CudaVirtualArch::COMPUTE_AMDGCN)
223  .Default(CudaVirtualArch::UNKNOWN);
224 }
225 
227  switch (A) {
228  case CudaArch::LAST:
229  break;
230  case CudaArch::UNKNOWN:
232  case CudaArch::SM_20:
233  case CudaArch::SM_21:
235  case CudaArch::SM_30:
237  case CudaArch::SM_32:
239  case CudaArch::SM_35:
241  case CudaArch::SM_37:
243  case CudaArch::SM_50:
245  case CudaArch::SM_52:
247  case CudaArch::SM_53:
249  case CudaArch::SM_60:
251  case CudaArch::SM_61:
253  case CudaArch::SM_62:
255  case CudaArch::SM_70:
257  case CudaArch::SM_72:
259  case CudaArch::SM_75:
261  case CudaArch::GFX600:
262  case CudaArch::GFX601:
263  case CudaArch::GFX700:
264  case CudaArch::GFX701:
265  case CudaArch::GFX702:
266  case CudaArch::GFX703:
267  case CudaArch::GFX704:
268  case CudaArch::GFX801:
269  case CudaArch::GFX802:
270  case CudaArch::GFX803:
271  case CudaArch::GFX810:
272  case CudaArch::GFX900:
273  case CudaArch::GFX902:
274  case CudaArch::GFX904:
275  case CudaArch::GFX906:
276  case CudaArch::GFX908:
277  case CudaArch::GFX909:
278  case CudaArch::GFX1010:
279  case CudaArch::GFX1011:
280  case CudaArch::GFX1012:
282  }
283  llvm_unreachable("invalid enum");
284 }
285 
287  switch (A) {
288  case CudaArch::LAST:
289  break;
290  case CudaArch::UNKNOWN:
291  return CudaVersion::UNKNOWN;
292  case CudaArch::SM_20:
293  case CudaArch::SM_21:
294  case CudaArch::SM_30:
295  case CudaArch::SM_32:
296  case CudaArch::SM_35:
297  case CudaArch::SM_37:
298  case CudaArch::SM_50:
299  case CudaArch::SM_52:
300  case CudaArch::SM_53:
301  return CudaVersion::CUDA_70;
302  case CudaArch::SM_60:
303  case CudaArch::SM_61:
304  case CudaArch::SM_62:
305  return CudaVersion::CUDA_80;
306  case CudaArch::SM_70:
307  return CudaVersion::CUDA_90;
308  case CudaArch::SM_72:
309  return CudaVersion::CUDA_91;
310  case CudaArch::SM_75:
311  return CudaVersion::CUDA_100;
312  case CudaArch::GFX600:
313  case CudaArch::GFX601:
314  case CudaArch::GFX700:
315  case CudaArch::GFX701:
316  case CudaArch::GFX702:
317  case CudaArch::GFX703:
318  case CudaArch::GFX704:
319  case CudaArch::GFX801:
320  case CudaArch::GFX802:
321  case CudaArch::GFX803:
322  case CudaArch::GFX810:
323  case CudaArch::GFX900:
324  case CudaArch::GFX902:
325  case CudaArch::GFX904:
326  case CudaArch::GFX906:
327  case CudaArch::GFX908:
328  case CudaArch::GFX909:
329  case CudaArch::GFX1010:
330  case CudaArch::GFX1011:
331  case CudaArch::GFX1012:
332  return CudaVersion::CUDA_70;
333  }
334  llvm_unreachable("invalid enum");
335 }
336 
338  switch (A) {
339  case CudaArch::UNKNOWN:
340  return CudaVersion::UNKNOWN;
341  case CudaArch::SM_20:
342  case CudaArch::SM_21:
343  case CudaArch::GFX600:
344  case CudaArch::GFX601:
345  case CudaArch::GFX700:
346  case CudaArch::GFX701:
347  case CudaArch::GFX702:
348  case CudaArch::GFX703:
349  case CudaArch::GFX704:
350  case CudaArch::GFX801:
351  case CudaArch::GFX802:
352  case CudaArch::GFX803:
353  case CudaArch::GFX810:
354  case CudaArch::GFX900:
355  case CudaArch::GFX902:
356  case CudaArch::GFX1010:
357  case CudaArch::GFX1011:
358  case CudaArch::GFX1012:
359  return CudaVersion::CUDA_80;
360  default:
361  return CudaVersion::LATEST;
362  }
363 }
364 
365 static CudaVersion ToCudaVersion(llvm::VersionTuple Version) {
366  int IVer =
367  Version.getMajor() * 10 + Version.getMinor().getValueOr(0);
368  switch(IVer) {
369  case 70:
370  return CudaVersion::CUDA_70;
371  case 75:
372  return CudaVersion::CUDA_75;
373  case 80:
374  return CudaVersion::CUDA_80;
375  case 90:
376  return CudaVersion::CUDA_90;
377  case 91:
378  return CudaVersion::CUDA_91;
379  case 92:
380  return CudaVersion::CUDA_92;
381  case 100:
382  return CudaVersion::CUDA_100;
383  case 101:
384  return CudaVersion::CUDA_101;
385  default:
386  return CudaVersion::UNKNOWN;
387  }
388 }
389 
390 bool CudaFeatureEnabled(llvm::VersionTuple Version, CudaFeature Feature) {
391  return CudaFeatureEnabled(ToCudaVersion(Version), Feature);
392 }
393 
395  switch (Feature) {
397  return Version >= CudaVersion::CUDA_92;
399  return Version >= CudaVersion::CUDA_101;
400  }
401  llvm_unreachable("Unknown CUDA feature.");
402 }
403 } // namespace clang
CudaVirtualArch StringToCudaVirtualArch(llvm::StringRef S)
Definition: Cuda.cpp:206
CudaVersion CudaStringToVersion(const llvm::Twine &S)
Definition: Cuda.cpp:35
CudaArch
Definition: Cuda.h:36
const char * CudaArchToString(CudaArch A)
Definition: Cuda.cpp:48
CudaArch StringToCudaArch(llvm::StringRef S)
Definition: Cuda.cpp:128
static CudaVersion ToCudaVersion(llvm::VersionTuple Version)
Definition: Cuda.cpp:365
const char * CudaVersionToString(CudaVersion V)
Definition: Cuda.cpp:11
#define V(N, I)
Definition: ASTContext.h:2941
const char * CudaVirtualArchToString(CudaVirtualArch A)
Definition: Cuda.cpp:168
CudaFeature
Definition: Cuda.h:113
CudaVersion MaxVersionForCudaArch(CudaArch A)
Get the latest CudaVersion that supports the given CudaArch.
Definition: Cuda.cpp:337
CudaVersion
Definition: Cuda.h:20
CudaVirtualArch
Definition: Cuda.h:80
bool CudaFeatureEnabled(llvm::VersionTuple, CudaFeature)
Definition: Cuda.cpp:390
CudaVersion MinVersionForCudaArch(CudaArch A)
Get the earliest CudaVersion that supports the given CudaArch.
Definition: Cuda.cpp:286
Dataflow Directional Tag Classes.
CudaVirtualArch VirtualArchForCudaArch(CudaArch A)
Get the compute_xx corresponding to an sm_yy.
Definition: Cuda.cpp:226