1 | // Test instrumentation of general constructs in C. |
2 | |
3 | // RUN: %clang_cc1 -triple x86_64-apple-macosx10.9 -main-file-name c-general.c %s -o - -emit-llvm -fprofile-instrument=clang | FileCheck -allow-deprecated-dag-overlap -check-prefix=PGOGEN %s |
4 | |
5 | // RUN: llvm-profdata merge %S/Inputs/c-general.proftext -o %t.profdata |
6 | // RUN: %clang_cc1 -triple x86_64-apple-macosx10.9 -main-file-name c-general.c %s -o - -emit-llvm -fprofile-instrument-use-path=%t.profdata | FileCheck -allow-deprecated-dag-overlap -check-prefix=PGOUSE %s |
7 | // RUN: %clang_cc1 -triple x86_64-apple-macosx10.9 -main-file-name c-general.c %s -o - -emit-llvm -fprofile-instrument-use-path=%S/Inputs/c-general.profdata.v3 | FileCheck -allow-deprecated-dag-overlap -check-prefix=PGOUSE %s |
8 | // Also check compatibility with older profiles. |
9 | // RUN: %clang_cc1 -triple x86_64-apple-macosx10.9 -main-file-name c-general.c %s -o - -emit-llvm -fprofile-instrument-use-path=%S/Inputs/c-general.profdata.v1 | FileCheck -allow-deprecated-dag-overlap -check-prefix=PGOUSE %s |
10 | |
11 | // PGOGEN: @[[SLC:__profc_simple_loops]] = private global [4 x i64] zeroinitializer |
12 | // PGOGEN: @[[IFC:__profc_conditionals]] = private global [11 x i64] zeroinitializer |
13 | // PGOGEN: @[[EEC:__profc_early_exits]] = private global [9 x i64] zeroinitializer |
14 | // PGOGEN: @[[JMC:__profc_jumps]] = private global [22 x i64] zeroinitializer |
15 | // PGOGEN: @[[SWC:__profc_switches]] = private global [19 x i64] zeroinitializer |
16 | // PGOGEN: @[[BSC:__profc_big_switch]] = private global [17 x i64] zeroinitializer |
17 | // PGOGEN: @[[BOC:__profc_boolean_operators]] = private global [8 x i64] zeroinitializer |
18 | // PGOGEN: @[[BLC:__profc_boolop_loops]] = private global [9 x i64] zeroinitializer |
19 | // PGOGEN: @[[COC:__profc_conditional_operator]] = private global [3 x i64] zeroinitializer |
20 | // PGOGEN: @[[DFC:__profc_do_fallthrough]] = private global [4 x i64] zeroinitializer |
21 | // PGOGEN: @[[MAC:__profc_main]] = private global [1 x i64] zeroinitializer |
22 | // PGOGEN: @[[STC:__profc_c_general.c_static_func]] = private global [2 x i64] zeroinitializer |
23 | |
24 | // PGOGEN-LABEL: @simple_loops() |
25 | // PGOUSE-LABEL: @simple_loops() |
26 | // PGOGEN: store {{.*}} @[[SLC]], i64 0, i64 0 |
27 | void simple_loops() { |
28 | int i; |
29 | // PGOGEN: store {{.*}} @[[SLC]], i64 0, i64 1 |
30 | // PGOUSE: br {{.*}} !prof ![[SL1:[0-9]+]] |
31 | for (i = 0; i < 100; ++i) { |
32 | } |
33 | // PGOGEN: store {{.*}} @[[SLC]], i64 0, i64 2 |
34 | // PGOUSE: br {{.*}} !prof ![[SL2:[0-9]+]] |
35 | while (i > 0) |
36 | i--; |
37 | // PGOGEN: store {{.*}} @[[SLC]], i64 0, i64 3 |
38 | // PGOUSE: br {{.*}} !prof ![[SL3:[0-9]+]] |
39 | do {} while (i++ < 75); |
40 | |
41 | // PGOGEN-NOT: store {{.*}} @[[SLC]], |
42 | // PGOUSE-NOT: br {{.*}} !prof ![0-9]+ |
43 | } |
44 | |
45 | // PGOGEN-LABEL: @conditionals() |
46 | // PGOUSE-LABEL: @conditionals() |
47 | // PGOGEN: store {{.*}} @[[IFC]], i64 0, i64 0 |
48 | void conditionals() { |
49 | // PGOGEN: store {{.*}} @[[IFC]], i64 0, i64 1 |
50 | // PGOUSE: br {{.*}} !prof ![[IF1:[0-9]+]] |
51 | for (int i = 0; i < 100; ++i) { |
52 | // PGOGEN: store {{.*}} @[[IFC]], i64 0, i64 2 |
53 | // PGOUSE: br {{.*}} !prof ![[IF2:[0-9]+]] |
54 | if (i % 2) { |
55 | // PGOGEN: store {{.*}} @[[IFC]], i64 0, i64 3 |
56 | // PGOUSE: br {{.*}} !prof ![[IF3:[0-9]+]] |
57 | if (i) {} |
58 | // PGOGEN: store {{.*}} @[[IFC]], i64 0, i64 4 |
59 | // PGOUSE: br {{.*}} !prof ![[IF4:[0-9]+]] |
60 | } else if (i % 3) { |
61 | // PGOGEN: store {{.*}} @[[IFC]], i64 0, i64 5 |
62 | // PGOUSE: br {{.*}} !prof ![[IF5:[0-9]+]] |
63 | if (i) {} |
64 | } else { |
65 | // PGOGEN: store {{.*}} @[[IFC]], i64 0, i64 6 |
66 | // PGOUSE: br {{.*}} !prof ![[IF6:[0-9]+]] |
67 | if (i) {} |
68 | } |
69 | |
70 | // PGOGEN: store {{.*}} @[[IFC]], i64 0, i64 8 |
71 | // PGOGEN: store {{.*}} @[[IFC]], i64 0, i64 7 |
72 | // PGOUSE: br {{.*}} !prof ![[IF7:[0-9]+]] |
73 | if (1 && i) {} |
74 | // PGOGEN: store {{.*}} @[[IFC]], i64 0, i64 10 |
75 | // PGOGEN: store {{.*}} @[[IFC]], i64 0, i64 9 |
76 | // PGOUSE: br {{.*}} !prof ![[IF8:[0-9]+]] |
77 | if (0 || i) {} |
78 | } |
79 | |
80 | // PGOGEN-NOT: store {{.*}} @[[IFC]], |
81 | // PGOUSE-NOT: br {{.*}} !prof ![0-9]+ |
82 | } |
83 | |
84 | // PGOGEN-LABEL: @early_exits() |
85 | // PGOUSE-LABEL: @early_exits() |
86 | // PGOGEN: store {{.*}} @[[EEC]], i64 0, i64 0 |
87 | void early_exits() { |
88 | int i = 0; |
89 | |
90 | // PGOGEN: store {{.*}} @[[EEC]], i64 0, i64 1 |
91 | // PGOUSE: br {{.*}} !prof ![[EE1:[0-9]+]] |
92 | if (i) {} |
93 | |
94 | // PGOGEN: store {{.*}} @[[EEC]], i64 0, i64 2 |
95 | // PGOUSE: br {{.*}} !prof ![[EE2:[0-9]+]] |
96 | while (i < 100) { |
97 | i++; |
98 | // PGOGEN: store {{.*}} @[[EEC]], i64 0, i64 3 |
99 | // PGOUSE: br {{.*}} !prof ![[EE3:[0-9]+]] |
100 | if (i > 50) |
101 | break; |
102 | // PGOGEN: store {{.*}} @[[EEC]], i64 0, i64 4 |
103 | // PGOUSE: br {{.*}} !prof ![[EE4:[0-9]+]] |
104 | if (i % 2) |
105 | continue; |
106 | } |
107 | |
108 | // PGOGEN: store {{.*}} @[[EEC]], i64 0, i64 5 |
109 | // PGOUSE: br {{.*}} !prof ![[EE5:[0-9]+]] |
110 | if (i) {} |
111 | |
112 | // PGOGEN: store {{.*}} @[[EEC]], i64 0, i64 6 |
113 | do { |
114 | // PGOGEN: store {{.*}} @[[EEC]], i64 0, i64 7 |
115 | // PGOUSE: br {{.*}} !prof ![[EE6:[0-9]+]] |
116 | if (i > 75) |
117 | return; |
118 | else |
119 | i++; |
120 | // PGOUSE: br {{.*}} !prof ![[EE7:[0-9]+]] |
121 | } while (i < 100); |
122 | |
123 | // PGOGEN: store {{.*}} @[[EEC]], i64 0, i64 8 |
124 | // Never reached -> no weights |
125 | if (i) {} |
126 | |
127 | // PGOGEN-NOT: store {{.*}} @[[EEC]], |
128 | // PGOUSE-NOT: br {{.*}} !prof ![0-9]+ |
129 | } |
130 | |
131 | // PGOGEN-LABEL: @jumps() |
132 | // PGOUSE-LABEL: @jumps() |
133 | // PGOGEN: store {{.*}} @[[JMC]], i64 0, i64 0 |
134 | void jumps() { |
135 | int i; |
136 | |
137 | // PGOGEN: store {{.*}} @[[JMC]], i64 0, i64 1 |
138 | // PGOUSE: br {{.*}} !prof ![[JM1:[0-9]+]] |
139 | for (i = 0; i < 2; ++i) { |
140 | goto outofloop; |
141 | // Never reached -> no weights |
142 | if (i) {} |
143 | } |
144 | // PGOGEN: store {{.*}} @[[JMC]], i64 0, i64 3 |
145 | outofloop: |
146 | // PGOGEN: store {{.*}} @[[JMC]], i64 0, i64 4 |
147 | // PGOUSE: br {{.*}} !prof ![[JM2:[0-9]+]] |
148 | if (i) {} |
149 | |
150 | goto loop1; |
151 | |
152 | // PGOGEN: store {{.*}} @[[JMC]], i64 0, i64 5 |
153 | // PGOUSE: br {{.*}} !prof ![[JM3:[0-9]+]] |
154 | while (i) { |
155 | // PGOGEN: store {{.*}} @[[JMC]], i64 0, i64 6 |
156 | loop1: |
157 | // PGOGEN: store {{.*}} @[[JMC]], i64 0, i64 7 |
158 | // PGOUSE: br {{.*}} !prof ![[JM4:[0-9]+]] |
159 | if (i) {} |
160 | } |
161 | |
162 | goto loop2; |
163 | // PGOGEN: store {{.*}} @[[JMC]], i64 0, i64 8 |
164 | first: |
165 | // PGOGEN: store {{.*}} @[[JMC]], i64 0, i64 9 |
166 | second: |
167 | // PGOGEN: store {{.*}} @[[JMC]], i64 0, i64 10 |
168 | third: |
169 | i++; |
170 | // PGOGEN: store {{.*}} @[[JMC]], i64 0, i64 11 |
171 | // PGOUSE: br {{.*}} !prof ![[JM5:[0-9]+]] |
172 | if (i < 3) |
173 | goto loop2; |
174 | |
175 | // PGOGEN: store {{.*}} @[[JMC]], i64 0, i64 12 |
176 | // PGOUSE: br {{.*}} !prof ![[JM6:[0-9]+]] |
177 | while (i < 3) { |
178 | // PGOGEN: store {{.*}} @[[JMC]], i64 0, i64 13 |
179 | loop2: |
180 | // PGOUSE: switch {{.*}} [ |
181 | // PGOUSE: ], !prof ![[JM7:[0-9]+]] |
182 | switch (i) { |
183 | // PGOGEN: store {{.*}} @[[JMC]], i64 0, i64 15 |
184 | case 0: |
185 | goto first; |
186 | // PGOGEN: store {{.*}} @[[JMC]], i64 0, i64 16 |
187 | case 1: |
188 | goto second; |
189 | // PGOGEN: store {{.*}} @[[JMC]], i64 0, i64 17 |
190 | case 2: |
191 | goto third; |
192 | } |
193 | // PGOGEN: store {{.*}} @[[JMC]], i64 0, i64 14 |
194 | } |
195 | |
196 | // PGOGEN: store {{.*}} @[[JMC]], i64 0, i64 18 |
197 | // PGOUSE: br {{.*}} !prof ![[JM8:[0-9]+]] |
198 | for (i = 0; i < 10; ++i) { |
199 | goto withinloop; |
200 | // never reached -> no weights |
201 | if (i) {} |
202 | // PGOGEN: store {{.*}} @[[JMC]], i64 0, i64 20 |
203 | withinloop: |
204 | // PGOGEN: store {{.*}} @[[JMC]], i64 0, i64 21 |
205 | // PGOUSE: br {{.*}} !prof ![[JM9:[0-9]+]] |
206 | if (i) {} |
207 | } |
208 | |
209 | // PGOGEN-NOT: store {{.*}} @[[JMC]], |
210 | // PGOUSE-NOT: br {{.*}} !prof ![0-9]+ |
211 | } |
212 | |
213 | // PGOGEN-LABEL: @switches() |
214 | // PGOUSE-LABEL: @switches() |
215 | // PGOGEN: store {{.*}} @[[SWC]], i64 0, i64 0 |
216 | void switches() { |
217 | static int weights[] = {1, 2, 2, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 5}; |
218 | |
219 | // No cases -> no weights |
220 | switch (weights[0]) { |
221 | // PGOGEN: store {{.*}} @[[SWC]], i64 0, i64 2 |
222 | default: |
223 | break; |
224 | } |
225 | // PGOGEN: store {{.*}} @[[SWC]], i64 0, i64 1 |
226 | |
227 | // PGOGEN: store {{.*}} @[[SWC]], i64 0, i64 3 |
228 | // PGOUSE: br {{.*}} !prof ![[SW1:[0-9]+]] |
229 | for (int i = 0, len = sizeof(weights) / sizeof(weights[0]); i < len; ++i) { |
230 | // PGOUSE: switch {{.*}} [ |
231 | // PGOUSE: ], !prof ![[SW2:[0-9]+]] |
232 | switch (i[weights]) { |
233 | // PGOGEN: store {{.*}} @[[SWC]], i64 0, i64 5 |
234 | case 1: |
235 | // PGOGEN: store {{.*}} @[[SWC]], i64 0, i64 6 |
236 | // PGOUSE: br {{.*}} !prof ![[SW3:[0-9]+]] |
237 | if (i) {} |
238 | // fallthrough |
239 | // PGOGEN: store {{.*}} @[[SWC]], i64 0, i64 7 |
240 | case 2: |
241 | // PGOGEN: store {{.*}} @[[SWC]], i64 0, i64 8 |
242 | // PGOUSE: br {{.*}} !prof ![[SW4:[0-9]+]] |
243 | if (i) {} |
244 | break; |
245 | // PGOGEN: store {{.*}} @[[SWC]], i64 0, i64 9 |
246 | case 3: |
247 | // PGOGEN: store {{.*}} @[[SWC]], i64 0, i64 10 |
248 | // PGOUSE: br {{.*}} !prof ![[SW5:[0-9]+]] |
249 | if (i) {} |
250 | continue; |
251 | // PGOGEN: store {{.*}} @[[SWC]], i64 0, i64 11 |
252 | case 4: |
253 | // PGOGEN: store {{.*}} @[[SWC]], i64 0, i64 12 |
254 | // PGOUSE: br {{.*}} !prof ![[SW6:[0-9]+]] |
255 | if (i) {} |
256 | // PGOUSE: switch {{.*}} [ |
257 | // PGOUSE: ], !prof ![[SW7:[0-9]+]] |
258 | switch (i) { |
259 | // PGOGEN: store {{.*}} @[[SWC]], i64 0, i64 14 |
260 | case 6 ... 9: |
261 | // PGOGEN: store {{.*}} @[[SWC]], i64 0, i64 15 |
262 | // PGOUSE: br {{.*}} !prof ![[SW8:[0-9]+]] |
263 | if (i) {} |
264 | continue; |
265 | } |
266 | // PGOGEN: store {{.*}} @[[SWC]], i64 0, i64 13 |
267 | |
268 | // PGOGEN: store {{.*}} @[[SWC]], i64 0, i64 16 |
269 | default: |
270 | // PGOGEN: store {{.*}} @[[SWC]], i64 0, i64 17 |
271 | // PGOUSE: br {{.*}} !prof ![[SW9:[0-9]+]] |
272 | if (i == len - 1) |
273 | return; |
274 | } |
275 | // PGOGEN: store {{.*}} @[[SWC]], i64 0, i64 4 |
276 | } |
277 | |
278 | // PGOGEN: store {{.*}} @[[SWC]], i64 0, i64 18 |
279 | // Never reached -> no weights |
280 | if (weights[0]) {} |
281 | |
282 | // PGOGEN-NOT: store {{.*}} @[[SWC]], |
283 | // PGOUSE-NOT: br {{.*}} !prof ![0-9]+ |
284 | } |
285 | |
286 | // PGOGEN-LABEL: @big_switch() |
287 | // PGOUSE-LABEL: @big_switch() |
288 | // PGOGEN: store {{.*}} @[[BSC]], i64 0, i64 0 |
289 | void big_switch() { |
290 | // PGOGEN: store {{.*}} @[[BSC]], i64 0, i64 1 |
291 | // PGOUSE: br {{.*}} !prof ![[BS1:[0-9]+]] |
292 | for (int i = 0; i < 32; ++i) { |
293 | // PGOUSE: switch {{.*}} [ |
294 | // PGOUSE: ], !prof ![[BS2:[0-9]+]] |
295 | switch (1 << i) { |
296 | // PGOGEN: store {{.*}} @[[BSC]], i64 0, i64 3 |
297 | case (1 << 0): |
298 | // PGOGEN: store {{.*}} @[[BSC]], i64 0, i64 4 |
299 | // PGOUSE: br {{.*}} !prof ![[BS3:[0-9]+]] |
300 | if (i) {} |
301 | // fallthrough |
302 | // PGOGEN: store {{.*}} @[[BSC]], i64 0, i64 5 |
303 | case (1 << 1): |
304 | // PGOGEN: store {{.*}} @[[BSC]], i64 0, i64 6 |
305 | // PGOUSE: br {{.*}} !prof ![[BS4:[0-9]+]] |
306 | if (i) {} |
307 | break; |
308 | // PGOGEN: store {{.*}} @[[BSC]], i64 0, i64 7 |
309 | case (1 << 2) ... (1 << 12): |
310 | // PGOGEN: store {{.*}} @[[BSC]], i64 0, i64 8 |
311 | // PGOUSE: br {{.*}} !prof ![[BS5:[0-9]+]] |
312 | if (i) {} |
313 | break; |
314 | // The branch for the large case range above appears after the case body |
315 | // PGOUSE: br {{.*}} !prof ![[BS6:[0-9]+]] |
316 | |
317 | // PGOGEN: store {{.*}} @[[BSC]], i64 0, i64 9 |
318 | case (1 << 13): |
319 | // PGOGEN: store {{.*}} @[[BSC]], i64 0, i64 10 |
320 | // PGOUSE: br {{.*}} !prof ![[BS7:[0-9]+]] |
321 | if (i) {} |
322 | break; |
323 | // PGOGEN: store {{.*}} @[[BSC]], i64 0, i64 11 |
324 | case (1 << 14) ... (1 << 28): |
325 | // PGOGEN: store {{.*}} @[[BSC]], i64 0, i64 12 |
326 | // PGOUSE: br {{.*}} !prof ![[BS8:[0-9]+]] |
327 | if (i) {} |
328 | break; |
329 | // The branch for the large case range above appears after the case body |
330 | // PGOUSE: br {{.*}} !prof ![[BS9:[0-9]+]] |
331 | |
332 | // PGOGEN: store {{.*}} @[[BSC]], i64 0, i64 13 |
333 | case (1 << 29) ... ((1 << 29) + 1): |
334 | // PGOGEN: store {{.*}} @[[BSC]], i64 0, i64 14 |
335 | // PGOUSE: br {{.*}} !prof ![[BS10:[0-9]+]] |
336 | if (i) {} |
337 | break; |
338 | // PGOGEN: store {{.*}} @[[BSC]], i64 0, i64 15 |
339 | default: |
340 | // PGOGEN: store {{.*}} @[[BSC]], i64 0, i64 16 |
341 | // PGOUSE: br {{.*}} !prof ![[BS11:[0-9]+]] |
342 | if (i) {} |
343 | break; |
344 | } |
345 | // PGOGEN: store {{.*}} @[[BSC]], i64 0, i64 2 |
346 | } |
347 | |
348 | // PGOGEN-NOT: store {{.*}} @[[BSC]], |
349 | // PGOUSE-NOT: br {{.*}} !prof ![0-9]+ |
350 | // PGOUSE: ret void |
351 | } |
352 | |
353 | // PGOGEN-LABEL: @boolean_operators() |
354 | // PGOUSE-LABEL: @boolean_operators() |
355 | // PGOGEN: store {{.*}} @[[BOC]], i64 0, i64 0 |
356 | void boolean_operators() { |
357 | int v; |
358 | // PGOGEN: store {{.*}} @[[BOC]], i64 0, i64 1 |
359 | // PGOUSE: br {{.*}} !prof ![[BO1:[0-9]+]] |
360 | for (int i = 0; i < 100; ++i) { |
361 | // PGOGEN: store {{.*}} @[[BOC]], i64 0, i64 2 |
362 | // PGOUSE: br {{.*}} !prof ![[BO2:[0-9]+]] |
363 | v = i % 3 || i; |
364 | |
365 | // PGOGEN: store {{.*}} @[[BOC]], i64 0, i64 3 |
366 | // PGOUSE: br {{.*}} !prof ![[BO3:[0-9]+]] |
367 | v = i % 3 && i; |
368 | |
369 | // PGOGEN: store {{.*}} @[[BOC]], i64 0, i64 5 |
370 | // PGOGEN: store {{.*}} @[[BOC]], i64 0, i64 4 |
371 | // PGOUSE: br {{.*}} !prof ![[BO4:[0-9]+]] |
372 | // PGOUSE: br {{.*}} !prof ![[BO5:[0-9]+]] |
373 | v = i % 3 || i % 2 || i; |
374 | |
375 | // PGOGEN: store {{.*}} @[[BOC]], i64 0, i64 7 |
376 | // PGOGEN: store {{.*}} @[[BOC]], i64 0, i64 6 |
377 | // PGOUSE: br {{.*}} !prof ![[BO6:[0-9]+]] |
378 | // PGOUSE: br {{.*}} !prof ![[BO7:[0-9]+]] |
379 | v = i % 2 && i % 3 && i; |
380 | } |
381 | |
382 | // PGOGEN-NOT: store {{.*}} @[[BOC]], |
383 | // PGOUSE-NOT: br {{.*}} !prof ![0-9]+ |
384 | } |
385 | |
386 | // PGOGEN-LABEL: @boolop_loops() |
387 | // PGOUSE-LABEL: @boolop_loops() |
388 | // PGOGEN: store {{.*}} @[[BLC]], i64 0, i64 0 |
389 | void boolop_loops() { |
390 | int i = 100; |
391 | |
392 | // PGOGEN: store {{.*}} @[[BLC]], i64 0, i64 2 |
393 | // PGOGEN: store {{.*}} @[[BLC]], i64 0, i64 1 |
394 | // PGOUSE: br {{.*}} !prof ![[BL1:[0-9]+]] |
395 | // PGOUSE: br {{.*}} !prof ![[BL2:[0-9]+]] |
396 | while (i && i > 50) |
397 | i--; |
398 | |
399 | // PGOGEN: store {{.*}} @[[BLC]], i64 0, i64 4 |
400 | // PGOGEN: store {{.*}} @[[BLC]], i64 0, i64 3 |
401 | // PGOUSE: br {{.*}} !prof ![[BL3:[0-9]+]] |
402 | // PGOUSE: br {{.*}} !prof ![[BL4:[0-9]+]] |
403 | while ((i % 2) || (i > 0)) |
404 | i--; |
405 | |
406 | // PGOGEN: store {{.*}} @[[BLC]], i64 0, i64 6 |
407 | // PGOGEN: store {{.*}} @[[BLC]], i64 0, i64 5 |
408 | // PGOUSE: br {{.*}} !prof ![[BL5:[0-9]+]] |
409 | // PGOUSE: br {{.*}} !prof ![[BL6:[0-9]+]] |
410 | for (i = 100; i && i > 50; --i); |
411 | |
412 | // PGOGEN: store {{.*}} @[[BLC]], i64 0, i64 8 |
413 | // PGOGEN: store {{.*}} @[[BLC]], i64 0, i64 7 |
414 | // PGOUSE: br {{.*}} !prof ![[BL7:[0-9]+]] |
415 | // PGOUSE: br {{.*}} !prof ![[BL8:[0-9]+]] |
416 | for (; (i % 2) || (i > 0); --i); |
417 | |
418 | // PGOGEN-NOT: store {{.*}} @[[BLC]], |
419 | // PGOUSE-NOT: br {{.*}} !prof ![0-9]+ |
420 | } |
421 | |
422 | // PGOGEN-LABEL: @conditional_operator() |
423 | // PGOUSE-LABEL: @conditional_operator() |
424 | // PGOGEN: store {{.*}} @[[COC]], i64 0, i64 0 |
425 | void conditional_operator() { |
426 | int i = 100; |
427 | |
428 | // PGOGEN: store {{.*}} @[[COC]], i64 0, i64 1 |
429 | // PGOUSE: br {{.*}} !prof ![[CO1:[0-9]+]] |
430 | int j = i < 50 ? i : 1; |
431 | |
432 | // PGOGEN: store {{.*}} @[[COC]], i64 0, i64 2 |
433 | // PGOUSE: br {{.*}} !prof ![[CO2:[0-9]+]] |
434 | int k = i ?: 0; |
435 | |
436 | // PGOGEN-NOT: store {{.*}} @[[COC]], |
437 | // PGOUSE-NOT: br {{.*}} !prof ![0-9]+ |
438 | } |
439 | |
440 | // PGOGEN-LABEL: @do_fallthrough() |
441 | // PGOUSE-LABEL: @do_fallthrough() |
442 | // PGOGEN: store {{.*}} @[[DFC]], i64 0, i64 0 |
443 | void do_fallthrough() { |
444 | // PGOGEN: store {{.*}} @[[DFC]], i64 0, i64 1 |
445 | // PGOUSE: br {{.*}} !prof ![[DF1:[0-9]+]] |
446 | for (int i = 0; i < 10; ++i) { |
447 | int j = 0; |
448 | // PGOGEN: store {{.*}} @[[DFC]], i64 0, i64 2 |
449 | do { |
450 | // The number of exits out of this do-loop via the break statement |
451 | // exceeds the counter value for the loop (which does not include the |
452 | // fallthrough count). Make sure that does not violate any assertions. |
453 | // PGOGEN: store {{.*}} @[[DFC]], i64 0, i64 3 |
454 | // PGOUSE: br {{.*}} !prof ![[DF3:[0-9]+]] |
455 | if (i < 8) break; |
456 | j++; |
457 | // PGOUSE: br {{.*}} !prof ![[DF2:[0-9]+]] |
458 | } while (j < 2); |
459 | } |
460 | } |
461 | |
462 | // PGOGEN-LABEL: @static_func() |
463 | // PGOUSE-LABEL: @static_func() |
464 | // PGOGEN: store {{.*}} @[[STC]], i64 0, i64 0 |
465 | static void static_func() { |
466 | // PGOGEN: store {{.*}} @[[STC]], i64 0, i64 1 |
467 | // PGOUSE: br {{.*}} !prof ![[ST1:[0-9]+]] |
468 | for (int i = 0; i < 10; ++i) { |
469 | } |
470 | } |
471 | |
472 | // PGOUSE-DAG: ![[SL1]] = !{!"branch_weights", i32 101, i32 2} |
473 | // PGOUSE-DAG: ![[SL2]] = !{!"branch_weights", i32 101, i32 2} |
474 | // PGOUSE-DAG: ![[SL3]] = !{!"branch_weights", i32 76, i32 2} |
475 | |
476 | // PGOUSE-DAG: ![[EE1]] = !{!"branch_weights", i32 1, i32 2} |
477 | // PGOUSE-DAG: ![[EE2]] = !{!"branch_weights", i32 52, i32 1} |
478 | // PGOUSE-DAG: ![[EE3]] = !{!"branch_weights", i32 2, i32 51} |
479 | // PGOUSE-DAG: ![[EE4]] = !{!"branch_weights", i32 26, i32 26} |
480 | // PGOUSE-DAG: ![[EE5]] = !{!"branch_weights", i32 2, i32 1} |
481 | // PGOUSE-DAG: ![[EE6]] = !{!"branch_weights", i32 2, i32 26} |
482 | // PGOUSE-DAG: ![[EE7]] = !{!"branch_weights", i32 26, i32 1} |
483 | |
484 | // PGOUSE-DAG: ![[IF1]] = !{!"branch_weights", i32 101, i32 2} |
485 | // PGOUSE-DAG: ![[IF2]] = !{!"branch_weights", i32 51, i32 51} |
486 | // PGOUSE-DAG: ![[IF3]] = !{!"branch_weights", i32 51, i32 1} |
487 | // PGOUSE-DAG: ![[IF4]] = !{!"branch_weights", i32 34, i32 18} |
488 | // PGOUSE-DAG: ![[IF5]] = !{!"branch_weights", i32 34, i32 1} |
489 | // PGOUSE-DAG: ![[IF6]] = !{!"branch_weights", i32 17, i32 2} |
490 | // PGOUSE-DAG: ![[IF7]] = !{!"branch_weights", i32 100, i32 2} |
491 | // PGOUSE-DAG: ![[IF8]] = !{!"branch_weights", i32 100, i32 2} |
492 | |
493 | // PGOUSE-DAG: ![[JM1]] = !{!"branch_weights", i32 2, i32 1} |
494 | // PGOUSE-DAG: ![[JM2]] = !{!"branch_weights", i32 1, i32 2} |
495 | // PGOUSE-DAG: ![[JM3]] = !{!"branch_weights", i32 1, i32 2} |
496 | // PGOUSE-DAG: ![[JM4]] = !{!"branch_weights", i32 1, i32 2} |
497 | // PGOUSE-DAG: ![[JM5]] = !{!"branch_weights", i32 3, i32 2} |
498 | // PGOUSE-DAG: ![[JM6]] = !{!"branch_weights", i32 1, i32 2} |
499 | // PGOUSE-DAG: ![[JM7]] = !{!"branch_weights", i32 1, i32 2, i32 2, i32 2} |
500 | // PGOUSE-DAG: ![[JM8]] = !{!"branch_weights", i32 11, i32 2} |
501 | // PGOUSE-DAG: ![[JM9]] = !{!"branch_weights", i32 10, i32 2} |
502 | |
503 | // PGOUSE-DAG: ![[SW1]] = !{!"branch_weights", i32 16, i32 1} |
504 | // PGOUSE-DAG: ![[SW2]] = !{!"branch_weights", i32 6, i32 2, i32 3, i32 4, i32 5} |
505 | // PGOUSE-DAG: ![[SW3]] = !{!"branch_weights", i32 1, i32 2} |
506 | // PGOUSE-DAG: ![[SW4]] = !{!"branch_weights", i32 3, i32 2} |
507 | // PGOUSE-DAG: ![[SW5]] = !{!"branch_weights", i32 4, i32 1} |
508 | // PGOUSE-DAG: ![[SW6]] = !{!"branch_weights", i32 5, i32 1} |
509 | // PGOUSE-DAG: ![[SW7]] = !{!"branch_weights", i32 1, i32 2, i32 2, i32 2, i32 2} |
510 | // PGOUSE-DAG: ![[SW8]] = !{!"branch_weights", i32 5, i32 1} |
511 | // PGOUSE-DAG: ![[SW9]] = !{!"branch_weights", i32 2, i32 5} |
512 | |
513 | // PGOUSE-DAG: ![[BS1]] = !{!"branch_weights", i32 33, i32 2} |
514 | // PGOUSE-DAG: ![[BS2]] = !{!"branch_weights", i32 29, i32 2, i32 2, i32 2, i32 2, i32 1} |
515 | // PGOUSE-DAG: ![[BS3]] = !{!"branch_weights", i32 1, i32 2} |
516 | // PGOUSE-DAG: ![[BS4]] = !{!"branch_weights", i32 2, i32 2} |
517 | // PGOUSE-DAG: ![[BS5]] = !{!"branch_weights", i32 12, i32 1} |
518 | // PGOUSE-DAG: ![[BS6]] = !{!"branch_weights", i32 12, i32 3} |
519 | // PGOUSE-DAG: ![[BS7]] = !{!"branch_weights", i32 2, i32 1} |
520 | // PGOUSE-DAG: ![[BS8]] = !{!"branch_weights", i32 16, i32 1} |
521 | // PGOUSE-DAG: ![[BS9]] = !{!"branch_weights", i32 16, i32 14} |
522 | // PGOUSE-DAG: ![[BS10]] = !{!"branch_weights", i32 2, i32 1} |
523 | // PGOUSE-DAG: ![[BS11]] = !{!"branch_weights", i32 3, i32 1} |
524 | |
525 | // PGOUSE-DAG: ![[BO1]] = !{!"branch_weights", i32 101, i32 2} |
526 | // PGOUSE-DAG: ![[BO2]] = !{!"branch_weights", i32 67, i32 35} |
527 | // PGOUSE-DAG: ![[BO3]] = !{!"branch_weights", i32 67, i32 35} |
528 | // PGOUSE-DAG: ![[BO4]] = !{!"branch_weights", i32 67, i32 35} |
529 | // PGOUSE-DAG: ![[BO5]] = !{!"branch_weights", i32 18, i32 18} |
530 | // PGOUSE-DAG: ![[BO6]] = !{!"branch_weights", i32 51, i32 51} |
531 | // PGOUSE-DAG: ![[BO7]] = !{!"branch_weights", i32 34, i32 18} |
532 | // PGOUSE-DAG: ![[BL1]] = !{!"branch_weights", i32 52, i32 1} |
533 | // PGOUSE-DAG: ![[BL2]] = !{!"branch_weights", i32 51, i32 2} |
534 | // PGOUSE-DAG: ![[BL3]] = !{!"branch_weights", i32 26, i32 27} |
535 | // PGOUSE-DAG: ![[BL4]] = !{!"branch_weights", i32 51, i32 2} |
536 | // PGOUSE-DAG: ![[BL5]] = !{!"branch_weights", i32 52, i32 1} |
537 | // PGOUSE-DAG: ![[BL6]] = !{!"branch_weights", i32 51, i32 2} |
538 | // PGOUSE-DAG: ![[BL7]] = !{!"branch_weights", i32 26, i32 27} |
539 | // PGOUSE-DAG: ![[BL8]] = !{!"branch_weights", i32 51, i32 2} |
540 | // PGOUSE-DAG: ![[CO1]] = !{!"branch_weights", i32 1, i32 2} |
541 | // PGOUSE-DAG: ![[CO2]] = !{!"branch_weights", i32 2, i32 1} |
542 | |
543 | // PGOUSE-DAG: ![[DF1]] = !{!"branch_weights", i32 11, i32 2} |
544 | // PGOUSE-DAG: ![[DF2]] = !{!"branch_weights", i32 3, i32 3} |
545 | // PGOUSE-DAG: ![[DF3]] = !{!"branch_weights", i32 9, i32 5} |
546 | |
547 | // PGOUSE-DAG: ![[ST1]] = !{!"branch_weights", i32 11, i32 2} |
548 | |
549 | int main(int argc, const char *argv[]) { |
550 | simple_loops(); |
551 | conditionals(); |
552 | early_exits(); |
553 | jumps(); |
554 | switches(); |
555 | big_switch(); |
556 | boolean_operators(); |
557 | boolop_loops(); |
558 | conditional_operator(); |
559 | do_fallthrough(); |
560 | static_func(); |
561 | return 0; |
562 | } |
563 | |