1 #include "clang/Basic/Cuda.h"
2 
3 #include "llvm/ADT/StringRef.h"
4 #include "llvm/ADT/StringSwitch.h"
5 #include "llvm/Support/ErrorHandling.h"
6 
7 namespace clang {
8 
9 const char *CudaVersionToString(CudaVersion V) {
10   switch (V) {
11   case CudaVersion::UNKNOWN:
12     return "unknown";
13   case CudaVersion::CUDA_70:
14     return "7.0";
15   case CudaVersion::CUDA_75:
16     return "7.5";
17   case CudaVersion::CUDA_80:
18     return "8.0";
19   case CudaVersion::CUDA_90:
20     return "9.0";
21   case CudaVersion::CUDA_91:
22     return "9.1";
23   }
24   llvm_unreachable("invalid enum");
25 }
26 
27 const char *CudaArchToString(CudaArch A) {
28   switch (A) {
29   case CudaArch::LAST:
30     break;
31   case CudaArch::UNKNOWN:
32     return "unknown";
33   case CudaArch::SM_20:
34     return "sm_20";
35   case CudaArch::SM_21:
36     return "sm_21";
37   case CudaArch::SM_30:
38     return "sm_30";
39   case CudaArch::SM_32:
40     return "sm_32";
41   case CudaArch::SM_35:
42     return "sm_35";
43   case CudaArch::SM_37:
44     return "sm_37";
45   case CudaArch::SM_50:
46     return "sm_50";
47   case CudaArch::SM_52:
48     return "sm_52";
49   case CudaArch::SM_53:
50     return "sm_53";
51   case CudaArch::SM_60:
52     return "sm_60";
53   case CudaArch::SM_61:
54     return "sm_61";
55   case CudaArch::SM_62:
56     return "sm_62";
57   case CudaArch::SM_70:
58     return "sm_70";
59   case CudaArch::SM_72:
60     return "sm_72";
61   case CudaArch::GFX600: // tahiti
62     return "gfx600";
63   case CudaArch::GFX601: // pitcairn, verde, oland,hainan
64     return "gfx601";
65   case CudaArch::GFX700: // kaveri
66     return "gfx700";
67   case CudaArch::GFX701: // hawaii
68     return "gfx701";
69   case CudaArch::GFX702: // 290,290x,R390,R390x
70     return "gfx702";
71   case CudaArch::GFX703: // kabini mullins
72     return "gfx703";
73   case CudaArch::GFX704: // bonaire
74     return "gfx704";
75   case CudaArch::GFX801: // carrizo
76     return "gfx801";
77   case CudaArch::GFX802: // tonga,iceland
78     return "gfx802";
79   case CudaArch::GFX803: // fiji,polaris10
80     return "gfx803";
81   case CudaArch::GFX810: // stoney
82     return "gfx810";
83   case CudaArch::GFX900: // vega, instinct
84     return "gfx900";
85   case CudaArch::GFX902: // TBA
86     return "gfx902";
87   }
88   llvm_unreachable("invalid enum");
89 }
90 
91 CudaArch StringToCudaArch(llvm::StringRef S) {
92   return llvm::StringSwitch<CudaArch>(S)
93       .Case("sm_20", CudaArch::SM_20)
94       .Case("sm_21", CudaArch::SM_21)
95       .Case("sm_30", CudaArch::SM_30)
96       .Case("sm_32", CudaArch::SM_32)
97       .Case("sm_35", CudaArch::SM_35)
98       .Case("sm_37", CudaArch::SM_37)
99       .Case("sm_50", CudaArch::SM_50)
100       .Case("sm_52", CudaArch::SM_52)
101       .Case("sm_53", CudaArch::SM_53)
102       .Case("sm_60", CudaArch::SM_60)
103       .Case("sm_61", CudaArch::SM_61)
104       .Case("sm_62", CudaArch::SM_62)
105       .Case("sm_70", CudaArch::SM_70)
106       .Case("sm_72", CudaArch::SM_72)
107       .Case("gfx600", CudaArch::GFX600)
108       .Case("gfx601", CudaArch::GFX601)
109       .Case("gfx700", CudaArch::GFX700)
110       .Case("gfx701", CudaArch::GFX701)
111       .Case("gfx702", CudaArch::GFX702)
112       .Case("gfx703", CudaArch::GFX703)
113       .Case("gfx704", CudaArch::GFX704)
114       .Case("gfx801", CudaArch::GFX801)
115       .Case("gfx802", CudaArch::GFX802)
116       .Case("gfx803", CudaArch::GFX803)
117       .Case("gfx810", CudaArch::GFX810)
118       .Case("gfx900", CudaArch::GFX900)
119       .Case("gfx902", CudaArch::GFX902)
120       .Default(CudaArch::UNKNOWN);
121 }
122 
123 const char *CudaVirtualArchToString(CudaVirtualArch A) {
124   switch (A) {
125   case CudaVirtualArch::UNKNOWN:
126     return "unknown";
127   case CudaVirtualArch::COMPUTE_20:
128     return "compute_20";
129   case CudaVirtualArch::COMPUTE_30:
130     return "compute_30";
131   case CudaVirtualArch::COMPUTE_32:
132     return "compute_32";
133   case CudaVirtualArch::COMPUTE_35:
134     return "compute_35";
135   case CudaVirtualArch::COMPUTE_37:
136     return "compute_37";
137   case CudaVirtualArch::COMPUTE_50:
138     return "compute_50";
139   case CudaVirtualArch::COMPUTE_52:
140     return "compute_52";
141   case CudaVirtualArch::COMPUTE_53:
142     return "compute_53";
143   case CudaVirtualArch::COMPUTE_60:
144     return "compute_60";
145   case CudaVirtualArch::COMPUTE_61:
146     return "compute_61";
147   case CudaVirtualArch::COMPUTE_62:
148     return "compute_62";
149   case CudaVirtualArch::COMPUTE_70:
150     return "compute_70";
151   case CudaVirtualArch::COMPUTE_72:
152     return "compute_72";
153   case CudaVirtualArch::COMPUTE_AMDGCN:
154     return "compute_amdgcn";
155   }
156   llvm_unreachable("invalid enum");
157 }
158 
159 CudaVirtualArch StringToCudaVirtualArch(llvm::StringRef S) {
160   return llvm::StringSwitch<CudaVirtualArch>(S)
161       .Case("compute_20", CudaVirtualArch::COMPUTE_20)
162       .Case("compute_30", CudaVirtualArch::COMPUTE_30)
163       .Case("compute_32", CudaVirtualArch::COMPUTE_32)
164       .Case("compute_35", CudaVirtualArch::COMPUTE_35)
165       .Case("compute_37", CudaVirtualArch::COMPUTE_37)
166       .Case("compute_50", CudaVirtualArch::COMPUTE_50)
167       .Case("compute_52", CudaVirtualArch::COMPUTE_52)
168       .Case("compute_53", CudaVirtualArch::COMPUTE_53)
169       .Case("compute_60", CudaVirtualArch::COMPUTE_60)
170       .Case("compute_61", CudaVirtualArch::COMPUTE_61)
171       .Case("compute_62", CudaVirtualArch::COMPUTE_62)
172       .Case("compute_70", CudaVirtualArch::COMPUTE_70)
173       .Case("compute_72", CudaVirtualArch::COMPUTE_72)
174       .Case("compute_amdgcn", CudaVirtualArch::COMPUTE_AMDGCN)
175       .Default(CudaVirtualArch::UNKNOWN);
176 }
177 
178 CudaVirtualArch VirtualArchForCudaArch(CudaArch A) {
179   switch (A) {
180   case CudaArch::LAST:
181     break;
182   case CudaArch::UNKNOWN:
183     return CudaVirtualArch::UNKNOWN;
184   case CudaArch::SM_20:
185   case CudaArch::SM_21:
186     return CudaVirtualArch::COMPUTE_20;
187   case CudaArch::SM_30:
188     return CudaVirtualArch::COMPUTE_30;
189   case CudaArch::SM_32:
190     return CudaVirtualArch::COMPUTE_32;
191   case CudaArch::SM_35:
192     return CudaVirtualArch::COMPUTE_35;
193   case CudaArch::SM_37:
194     return CudaVirtualArch::COMPUTE_37;
195   case CudaArch::SM_50:
196     return CudaVirtualArch::COMPUTE_50;
197   case CudaArch::SM_52:
198     return CudaVirtualArch::COMPUTE_52;
199   case CudaArch::SM_53:
200     return CudaVirtualArch::COMPUTE_53;
201   case CudaArch::SM_60:
202     return CudaVirtualArch::COMPUTE_60;
203   case CudaArch::SM_61:
204     return CudaVirtualArch::COMPUTE_61;
205   case CudaArch::SM_62:
206     return CudaVirtualArch::COMPUTE_62;
207   case CudaArch::SM_70:
208     return CudaVirtualArch::COMPUTE_70;
209   case CudaArch::SM_72:
210     return CudaVirtualArch::COMPUTE_72;
211   case CudaArch::GFX600:
212   case CudaArch::GFX601:
213   case CudaArch::GFX700:
214   case CudaArch::GFX701:
215   case CudaArch::GFX702:
216   case CudaArch::GFX703:
217   case CudaArch::GFX704:
218   case CudaArch::GFX801:
219   case CudaArch::GFX802:
220   case CudaArch::GFX803:
221   case CudaArch::GFX810:
222   case CudaArch::GFX900:
223   case CudaArch::GFX902:
224     return CudaVirtualArch::COMPUTE_AMDGCN;
225   }
226   llvm_unreachable("invalid enum");
227 }
228 
229 CudaVersion MinVersionForCudaArch(CudaArch A) {
230   switch (A) {
231   case CudaArch::LAST:
232     break;
233   case CudaArch::UNKNOWN:
234     return CudaVersion::UNKNOWN;
235   case CudaArch::SM_20:
236   case CudaArch::SM_21:
237   case CudaArch::SM_30:
238   case CudaArch::SM_32:
239   case CudaArch::SM_35:
240   case CudaArch::SM_37:
241   case CudaArch::SM_50:
242   case CudaArch::SM_52:
243   case CudaArch::SM_53:
244     return CudaVersion::CUDA_70;
245   case CudaArch::SM_60:
246   case CudaArch::SM_61:
247   case CudaArch::SM_62:
248     return CudaVersion::CUDA_80;
249   case CudaArch::SM_70:
250     return CudaVersion::CUDA_90;
251   case CudaArch::SM_72:
252     return CudaVersion::CUDA_91;
253   case CudaArch::GFX600:
254   case CudaArch::GFX601:
255   case CudaArch::GFX700:
256   case CudaArch::GFX701:
257   case CudaArch::GFX702:
258   case CudaArch::GFX703:
259   case CudaArch::GFX704:
260   case CudaArch::GFX801:
261   case CudaArch::GFX802:
262   case CudaArch::GFX803:
263   case CudaArch::GFX810:
264   case CudaArch::GFX900:
265   case CudaArch::GFX902:
266     return CudaVersion::CUDA_70;
267   }
268   llvm_unreachable("invalid enum");
269 }
270 
271 CudaVersion MaxVersionForCudaArch(CudaArch A) {
272   switch (A) {
273   case CudaArch::UNKNOWN:
274     return CudaVersion::UNKNOWN;
275   case CudaArch::SM_20:
276   case CudaArch::SM_21:
277   case CudaArch::GFX600:
278   case CudaArch::GFX601:
279   case CudaArch::GFX700:
280   case CudaArch::GFX701:
281   case CudaArch::GFX702:
282   case CudaArch::GFX703:
283   case CudaArch::GFX704:
284   case CudaArch::GFX801:
285   case CudaArch::GFX802:
286   case CudaArch::GFX803:
287   case CudaArch::GFX810:
288   case CudaArch::GFX900:
289   case CudaArch::GFX902:
290     return CudaVersion::CUDA_80;
291   default:
292     return CudaVersion::LATEST;
293   }
294 }
295 
296 } // namespace clang
297