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gerrit-public.fairphone.software / toolchain / llvm-project / 13f89cd19b5425e2671390ef971f00b51f6bb113 / . / llvm / test / Transforms / IndVarSimplify / verify-scev.ll
blob: 019f5830d520b316a94abaa63143f89ba6fbecd1 [file] [log] [blame]
Benjamin Kramere3d821a2012-10-26 17:31:43 +0000[diff] [blame]1; RUN: opt < %s -S -indvars -verify-scev
2target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
3target triple = "x86_64-apple-macosx10.8.0"
4
5define void @test1() nounwind uwtable ssp {
6entry:
7 br i1 undef, label %for.end, label %for.body
8
9for.body: ; preds = %for.body, %entry
10 br i1 false, label %for.end, label %for.body
11
12for.end: ; preds = %for.body, %entry
13 br i1 undef, label %for.end11, label %for.body3
14
15for.body3: ; preds = %for.end
16 unreachable
17
18for.end11: ; preds = %for.end
19 br i1 undef, label %while.body, label %while.end
20
21while.body: ; preds = %for.end11
22 unreachable
23
24while.end: ; preds = %for.end11
25 br i1 undef, label %if.end115, label %for.cond109
26
27for.cond109: ; preds = %while.end
28 unreachable
29
30if.end115: ; preds = %while.end
31 br i1 undef, label %while.body119.lr.ph.lr.ph, label %for.cond612
32
33while.body119.lr.ph.lr.ph: ; preds = %if.end115
34 br i1 undef, label %for.cond612, label %if.end123.us
35
36if.end123.us: ; preds = %while.body119.lr.ph.lr.ph
37 br label %for.cond132.us
38
39for.cond132.us: ; preds = %for.cond132.us, %if.end123.us
40 br i1 undef, label %if.then136.us, label %for.cond132.us
41
42if.then136.us: ; preds = %for.cond132.us
43 br i1 undef, label %while.end220, label %while.body211
44
45while.body211: ; preds = %while.body211, %if.then136.us
46 br i1 undef, label %while.end220, label %while.body211
47
48while.end220: ; preds = %while.body211, %if.then136.us
49 br label %for.cond246.outer
50
51for.cond246.outer: ; preds = %for.inc558, %for.cond394.preheader, %if.then274, %for.cond404.preheader, %while.end220
52 br label %for.cond246
53
54for.cond246: ; preds = %for.cond372.loopexit, %for.cond246.outer
55 br i1 undef, label %for.end562, label %if.end250
56
57if.end250: ; preds = %for.cond246
58 br i1 undef, label %if.end256, label %for.end562
59
60if.end256: ; preds = %if.end250
61 %cmp272 = icmp eq i32 undef, undef
62 br i1 %cmp272, label %if.then274, label %for.cond404.preheader
63
64for.cond404.preheader: ; preds = %if.end256
65 br i1 undef, label %for.cond246.outer, label %for.body409.lr.ph
66
67for.body409.lr.ph: ; preds = %for.cond404.preheader
68 br label %for.body409
69
70if.then274: ; preds = %if.end256
71 br i1 undef, label %for.cond246.outer, label %if.end309
72
73if.end309: ; preds = %if.then274
74 br i1 undef, label %for.cond372.loopexit, label %for.body361
75
76for.body361: ; preds = %for.body361, %if.end309
77 br i1 undef, label %for.cond372.loopexit, label %for.body361
78
79for.cond372.loopexit: ; preds = %for.body361, %if.end309
80 br i1 undef, label %for.cond394.preheader, label %for.cond246
81
82for.cond394.preheader: ; preds = %for.cond372.loopexit
83 br i1 undef, label %for.cond246.outer, label %for.body397
84
85for.body397: ; preds = %for.cond394.preheader
86 unreachable
87
88for.body409: ; preds = %for.inc558, %for.body409.lr.ph
89 %k.029 = phi i32 [ 1, %for.body409.lr.ph ], [ %inc559, %for.inc558 ]
90 br i1 undef, label %if.then412, label %if.else433
91
92if.then412: ; preds = %for.body409
93 br label %if.end440
94
95if.else433: ; preds = %for.body409
96 br label %if.end440
97
98if.end440: ; preds = %if.else433, %if.then412
99 br i1 undef, label %for.inc558, label %if.end461
100
101if.end461: ; preds = %if.end440
102 br i1 undef, label %for.cond528.loopexit, label %for.body517
103
104for.body517: ; preds = %for.body517, %if.end461
105 br i1 undef, label %for.cond528.loopexit, label %for.body517
106
107for.cond528.loopexit: ; preds = %for.body517, %if.end461
108 br label %for.inc558
109
110for.inc558: ; preds = %for.cond528.loopexit, %if.end440
111 %inc559 = add nsw i32 %k.029, 1
112 %cmp407 = icmp sgt i32 %inc559, undef
113 br i1 %cmp407, label %for.cond246.outer, label %for.body409
114
115for.end562: ; preds = %if.end250, %for.cond246
116 unreachable
117
118for.cond612: ; preds = %while.body119.lr.ph.lr.ph, %if.end115
119 unreachable
120}
121
122define void @test2() nounwind uwtable ssp {
123entry:
124 br i1 undef, label %for.end, label %for.body
125
126for.body: ; preds = %for.body, %entry
127 br i1 undef, label %for.end, label %for.body
128
129for.end: ; preds = %for.body, %entry
130 br i1 undef, label %for.end11, label %for.body3
131
132for.body3: ; preds = %for.end
133 unreachable
134
135for.end11: ; preds = %for.end
136 br i1 undef, label %while.body, label %while.end
137
138while.body: ; preds = %for.end11
139 unreachable
140
141while.end: ; preds = %for.end11
142 br i1 undef, label %if.end115, label %for.cond109
143
144for.cond109: ; preds = %while.end
145 unreachable
146
147if.end115: ; preds = %while.end
148 br i1 undef, label %while.body119.lr.ph.lr.ph, label %for.cond612
149
150while.body119.lr.ph.lr.ph: ; preds = %if.end115
151 br i1 undef, label %for.cond612, label %if.end123.us
152
153if.end123.us: ; preds = %while.body119.lr.ph.lr.ph
154 br label %for.cond132.us
155
156for.cond132.us: ; preds = %for.cond132.us, %if.end123.us
157 br i1 undef, label %if.then136.us, label %for.cond132.us
158
159if.then136.us: ; preds = %for.cond132.us
160 br i1 undef, label %while.end220, label %while.body211
161
162while.body211: ; preds = %while.body211, %if.then136.us
163 br i1 undef, label %while.end220, label %while.body211
164
165while.end220: ; preds = %while.body211, %if.then136.us
166 br label %for.cond246.outer
167
168for.cond246.outer: ; preds = %for.inc558, %for.cond394.preheader, %if.then274, %for.cond404.preheader, %while.end220
169 br label %for.cond246
170
171for.cond246: ; preds = %for.cond372.loopexit, %for.cond246.outer
172 br i1 undef, label %for.end562, label %if.end250
173
174if.end250: ; preds = %for.cond246
175 br i1 undef, label %if.end256, label %for.end562
176
177if.end256: ; preds = %if.end250
178 %0 = load i32* undef, align 4
179 br i1 undef, label %if.then274, label %for.cond404.preheader
180
181for.cond404.preheader: ; preds = %if.end256
182 %add406 = add i32 0, %0
183 br i1 undef, label %for.cond246.outer, label %for.body409.lr.ph
184
185for.body409.lr.ph: ; preds = %for.cond404.preheader
186 br label %for.body409
187
188if.then274: ; preds = %if.end256
189 br i1 undef, label %for.cond246.outer, label %if.end309
190
191if.end309: ; preds = %if.then274
192 br i1 undef, label %for.cond372.loopexit, label %for.body361
193
194for.body361: ; preds = %for.body361, %if.end309
195 br i1 undef, label %for.cond372.loopexit, label %for.body361
196
197for.cond372.loopexit: ; preds = %for.body361, %if.end309
198 br i1 undef, label %for.cond394.preheader, label %for.cond246
199
200for.cond394.preheader: ; preds = %for.cond372.loopexit
201 br i1 undef, label %for.cond246.outer, label %for.body397
202
203for.body397: ; preds = %for.cond394.preheader
204 unreachable
205
206for.body409: ; preds = %for.inc558, %for.body409.lr.ph
207 %k.029 = phi i32 [ 1, %for.body409.lr.ph ], [ %inc559, %for.inc558 ]
208 br i1 undef, label %if.then412, label %if.else433
209
210if.then412: ; preds = %for.body409
211 br label %if.end440
212
213if.else433: ; preds = %for.body409
214 br label %if.end440
215
216if.end440: ; preds = %if.else433, %if.then412
217 br i1 undef, label %for.inc558, label %if.end461
218
219if.end461: ; preds = %if.end440
220 br i1 undef, label %for.cond528.loopexit, label %for.body517
221
222for.body517: ; preds = %for.body517, %if.end461
223 br i1 undef, label %for.cond528.loopexit, label %for.body517
224
225for.cond528.loopexit: ; preds = %for.body517, %if.end461
226 br label %for.inc558
227
228for.inc558: ; preds = %for.cond528.loopexit, %if.end440
229 %inc559 = add nsw i32 %k.029, 1
230 %cmp407 = icmp sgt i32 %inc559, %add406
231 br i1 %cmp407, label %for.cond246.outer, label %for.body409
232
233for.end562: ; preds = %if.end250, %for.cond246
234 unreachable
235
236for.cond612: ; preds = %while.body119.lr.ph.lr.ph, %if.end115
237 unreachable
238}
239
240define void @test3() nounwind uwtable ssp {
241entry:
242 br i1 undef, label %for.end, label %for.body
243
244for.body: ; preds = %for.body, %entry
245 br i1 undef, label %for.end, label %for.body
246
247for.end: ; preds = %for.body, %entry
248 br i1 undef, label %for.end11, label %for.body3
249
250for.body3: ; preds = %for.end
251 unreachable
252
253for.end11: ; preds = %for.end
254 br i1 undef, label %while.body, label %while.end
255
256while.body: ; preds = %for.end11
257 unreachable
258
259while.end: ; preds = %for.end11
260 br i1 undef, label %if.end115, label %for.cond109
261
262for.cond109: ; preds = %while.end
263 unreachable
264
265if.end115: ; preds = %while.end
266 br i1 undef, label %while.body119.lr.ph.lr.ph, label %for.cond612
267
268while.body119.lr.ph.lr.ph: ; preds = %if.end115
269 br i1 undef, label %for.cond612, label %if.end123.us
270
271if.end123.us: ; preds = %while.body119.lr.ph.lr.ph
272 br label %for.cond132.us
273
274for.cond132.us: ; preds = %for.cond132.us, %if.end123.us
275 br i1 undef, label %if.then136.us, label %for.cond132.us
276
277if.then136.us: ; preds = %for.cond132.us
278 br i1 undef, label %while.end220, label %while.body211
279
280while.body211: ; preds = %while.body211, %if.then136.us
281 br i1 undef, label %while.end220, label %while.body211
282
283while.end220: ; preds = %while.body211, %if.then136.us
284 br label %for.cond246.outer
285
286for.cond246.outer: ; preds = %for.inc558, %for.cond394.preheader, %if.then274, %for.cond404.preheader, %while.end220
287 br label %for.cond246
288
289for.cond246: ; preds = %for.cond372.loopexit, %for.cond246.outer
290 br i1 undef, label %for.end562, label %if.end250
291
292if.end250: ; preds = %for.cond246
293 br i1 undef, label %if.end256, label %for.end562
294
295if.end256: ; preds = %if.end250
296 br i1 undef, label %if.then274, label %for.cond404.preheader
297
298for.cond404.preheader: ; preds = %if.end256
299 br i1 undef, label %for.cond246.outer, label %for.body409.lr.ph
300
301for.body409.lr.ph: ; preds = %for.cond404.preheader
302 br label %for.body409
303
304if.then274: ; preds = %if.end256
305 br i1 undef, label %for.cond246.outer, label %if.end309
306
307if.end309: ; preds = %if.then274
308 br i1 undef, label %for.cond372.loopexit, label %for.body361
309
310for.body361: ; preds = %for.body361, %if.end309
311 br i1 undef, label %for.cond372.loopexit, label %for.body361
312
313for.cond372.loopexit: ; preds = %for.body361, %if.end309
314 br i1 undef, label %for.cond394.preheader, label %for.cond246
315
316for.cond394.preheader: ; preds = %for.cond372.loopexit
317 br i1 undef, label %for.cond246.outer, label %for.body397
318
319for.body397: ; preds = %for.cond394.preheader
320 unreachable
321
322for.body409: ; preds = %for.inc558, %for.body409.lr.ph
323 br i1 undef, label %if.then412, label %if.else433
324
325if.then412: ; preds = %for.body409
326 br label %if.end440
327
328if.else433: ; preds = %for.body409
329 br label %if.end440
330
331if.end440: ; preds = %if.else433, %if.then412
332 br i1 undef, label %for.inc558, label %if.end461
333
334if.end461: ; preds = %if.end440
335 br i1 undef, label %for.cond528.loopexit, label %for.body517
336
337for.body517: ; preds = %for.body517, %if.end461
338 br i1 undef, label %for.cond528.loopexit, label %for.body517
339
340for.cond528.loopexit: ; preds = %for.body517, %if.end461
341 br label %for.inc558
342
343for.inc558: ; preds = %for.cond528.loopexit, %if.end440
344 br i1 undef, label %for.cond246.outer, label %for.body409
345
346for.end562: ; preds = %if.end250, %for.cond246
347 unreachable
348
349for.cond612: ; preds = %while.body119.lr.ph.lr.ph, %if.end115
350 unreachable
351}
352
353define void @test4() nounwind uwtable ssp {
354entry:
355 br i1 undef, label %if.end8, label %if.else
356
357if.else: ; preds = %entry
358 br label %if.end8
359
360if.end8: ; preds = %if.else, %entry
361 br i1 undef, label %if.end26, label %if.else22
362
363if.else22: ; preds = %if.end8
364 br label %if.end26
365
366if.end26: ; preds = %if.else22, %if.end8
367 br i1 undef, label %if.end35, label %if.else31
368
369if.else31: ; preds = %if.end26
370 br label %if.end35
371
372if.end35: ; preds = %if.else31, %if.end26
373 br i1 undef, label %for.end226, label %for.body.lr.ph
374
375for.body.lr.ph: ; preds = %if.end35
376 br label %for.body48
377
378for.body48: ; preds = %for.inc221, %for.body.lr.ph
379 br i1 undef, label %for.inc221, label %for.body65.lr.ph
380
381for.body65.lr.ph: ; preds = %for.body48
382 %0 = load i32* undef, align 4
383 br label %for.body65.us
384
385for.body65.us: ; preds = %for.inc219.us, %for.body65.lr.ph
386 %k.09.us = phi i32 [ %inc.us, %for.inc219.us ], [ 1, %for.body65.lr.ph ]
387 %idxprom66.us = sext i32 %k.09.us to i64
388 br i1 undef, label %for.inc219.us, label %if.end72.us
389
390if.end72.us: ; preds = %for.body65.us
391 br i1 undef, label %if.end93.us, label %if.then76.us
392
393if.then76.us: ; preds = %if.end72.us
394 br label %if.end93.us
395
396if.end93.us: ; preds = %if.then76.us, %if.end72.us
397 br i1 undef, label %if.end110.us, label %for.inc219.us
398
399if.end110.us: ; preds = %if.end93.us
400 br i1 undef, label %for.inc219.us, label %for.body142.us
401
402for.body142.us: ; preds = %for.cond139.loopexit.us, %if.end110.us
403 br label %for.cond152.us
404
405for.cond152.us: ; preds = %for.cond152.us, %for.body142.us
406 br i1 undef, label %for.cond139.loopexit.us, label %for.cond152.us
407
408for.inc219.us: ; preds = %for.cond139.loopexit.us, %if.end110.us, %if.end93.us, %for.body65.us
409 %inc.us = add nsw i32 %k.09.us, 1
410 %cmp64.us = icmp sgt i32 %inc.us, %0
411 br i1 %cmp64.us, label %for.inc221, label %for.body65.us
412
413for.cond139.loopexit.us: ; preds = %for.cond152.us
414 br i1 undef, label %for.inc219.us, label %for.body142.us
415
416for.inc221: ; preds = %for.inc219.us, %for.body48
417 br label %for.body48
418
419for.end226: ; preds = %if.end35
420 ret void
421}