1; RUN: llc -O2 -verify-machineinstrs < %s | FileCheck %s
2; ModuleID = 'bugpoint-reduced-simplified.bc'
3target datalayout = "e-m:e-i64:64-n32:64"
4target triple = "powerpc64le-grtev4-linux-gnu"
5
6; Function Attrs: nounwind
7define void @_ZN10SubProcess19ScrubbedForkAndExecEiPiS0_PNS_7ResultsE() #0 align 2 {
8; CHECK: lis 3, 1234
9; CHECK-NOT: li 3
10; CHECK-NOT: ori 3
11; CHECK-NOT: addi 3
12; CHECK-NOT: addis 3
13; CHECK-NOT: lis 3
14; CHECK: sc
15  br i1 undef, label %1, label %2
16
17; <label>:1                                       ; preds = %0
18  br label %60
19
20; <label>:2                                       ; preds = %0
21  br i1 undef, label %3, label %4
22
23; <label>:3                                       ; preds = %2
24  unreachable
25
26; <label>:4                                       ; preds = %2
27  br i1 undef, label %.lr.ph111, label %_ZN10SubProcess12SafeSyscalls11sigprocmaskEiPKNS0_15kernel_sigset_tEPS1_.exit
28
29.lr.ph111:                                        ; preds = %4
30  br label %5
31
32_ZN10SubProcess12SafeSyscalls11sigprocmaskEiPKNS0_15kernel_sigset_tEPS1_.exit: ; preds = %12, %4
33  br i1 undef, label %_ZN10SubProcess12SafeSyscalls11sigprocmaskEiPKNS0_15kernel_sigset_tEPS1_.exit19.preheader, label %13
34
35; <label>:5                                       ; preds = %12, %.lr.ph111
36  br i1 undef, label %6, label %9
37
38; <label>:6                                       ; preds = %5
39  br i1 undef, label %7, label %8
40
41; <label>:7                                       ; preds = %6
42  unreachable
43
44; <label>:8                                       ; preds = %6
45  br label %12
46
47; <label>:9                                       ; preds = %5
48  br i1 undef, label %10, label %11
49
50; <label>:10                                      ; preds = %9
51  br label %12
52
53; <label>:11                                      ; preds = %9
54  br label %12
55
56; <label>:12                                      ; preds = %11, %10, %8
57  br i1 undef, label %5, label %_ZN10SubProcess12SafeSyscalls11sigprocmaskEiPKNS0_15kernel_sigset_tEPS1_.exit
58
59; <label>:13                                      ; preds = %_ZN10SubProcess12SafeSyscalls11sigprocmaskEiPKNS0_15kernel_sigset_tEPS1_.exit
60  br i1 undef, label %_ZN10SubProcess12SafeSyscalls11sigprocmaskEiPKNS0_15kernel_sigset_tEPS1_.exit19.preheader, label %14
61
62; <label>:14                                      ; preds = %13
63  br label %_ZN10SubProcess12SafeSyscalls11sigprocmaskEiPKNS0_15kernel_sigset_tEPS1_.exit19.preheader
64
65_ZN10SubProcess12SafeSyscalls11sigprocmaskEiPKNS0_15kernel_sigset_tEPS1_.exit19.preheader: ; preds = %14, %13, %_ZN10SubProcess12SafeSyscalls11sigprocmaskEiPKNS0_15kernel_sigset_tEPS1_.exit
66  br i1 undef, label %_ZN10SubProcess12SafeSyscalls5closeEi.exit.preheader, label %_ZN10SubProcess12SafeSyscalls11sigprocmaskEiPKNS0_15kernel_sigset_tEPS1_.exit19._crit_edge
67
68_ZN10SubProcess12SafeSyscalls5closeEi.exit.preheader: ; preds = %_ZN10SubProcess12SafeSyscalls11sigprocmaskEiPKNS0_15kernel_sigset_tEPS1_.exit19, %_ZN10SubProcess12SafeSyscalls11sigprocmaskEiPKNS0_15kernel_sigset_tEPS1_.exit19.preheader
69  br label %_ZN10SubProcess12SafeSyscalls5closeEi.exit
70
71_ZN10SubProcess12SafeSyscalls11sigprocmaskEiPKNS0_15kernel_sigset_tEPS1_.exit19._crit_edge: ; preds = %_ZN10SubProcess12SafeSyscalls11sigprocmaskEiPKNS0_15kernel_sigset_tEPS1_.exit19, %_ZN10SubProcess12SafeSyscalls11sigprocmaskEiPKNS0_15kernel_sigset_tEPS1_.exit19.preheader
72  br i1 undef, label %15, label %19
73
74_ZN10SubProcess12SafeSyscalls5closeEi.exit:       ; preds = %_ZN10SubProcess12SafeSyscalls5closeEi.exit, %_ZN10SubProcess12SafeSyscalls5closeEi.exit.preheader
75  br i1 undef, label %_ZN10SubProcess12SafeSyscalls5closeEi.exit, label %_ZN10SubProcess12SafeSyscalls11sigprocmaskEiPKNS0_15kernel_sigset_tEPS1_.exit19
76
77_ZN10SubProcess12SafeSyscalls11sigprocmaskEiPKNS0_15kernel_sigset_tEPS1_.exit19: ; preds = %_ZN10SubProcess12SafeSyscalls5closeEi.exit
78  br i1 undef, label %_ZN10SubProcess12SafeSyscalls11sigprocmaskEiPKNS0_15kernel_sigset_tEPS1_.exit19._crit_edge, label %_ZN10SubProcess12SafeSyscalls5closeEi.exit.preheader
79
80; <label>:15                                      ; preds = %_ZN10SubProcess12SafeSyscalls11sigprocmaskEiPKNS0_15kernel_sigset_tEPS1_.exit19._crit_edge
81  br label %16
82
83; <label>:16                                      ; preds = %17, %15
84  br i1 undef, label %17, label %.critedge.preheader
85
86; <label>:17                                      ; preds = %16
87  br i1 undef, label %16, label %.critedge.preheader
88
89.critedge.preheader:                              ; preds = %17, %16
90  br label %.critedge
91
92.critedge:                                        ; preds = %18, %.critedge.preheader
93  br i1 undef, label %18, label %.critedge8
94
95; <label>:18                                      ; preds = %.critedge
96  br i1 undef, label %.critedge, label %.critedge8
97
98.critedge8:                                       ; preds = %18, %.critedge
99  br label %59
100
101; <label>:19                                      ; preds = %_ZN10SubProcess12SafeSyscalls11sigprocmaskEiPKNS0_15kernel_sigset_tEPS1_.exit19._crit_edge
102  br label %_ZN10SubProcess12SafeSyscalls5closeEi.exit22
103
104_ZN10SubProcess12SafeSyscalls5closeEi.exit22:     ; preds = %_ZN10SubProcess12SafeSyscalls5closeEi.exit22, %19
105  br i1 undef, label %_ZN10SubProcess12SafeSyscalls5closeEi.exit22, label %20
106
107; <label>:20                                      ; preds = %_ZN10SubProcess12SafeSyscalls5closeEi.exit22
108  %21 = alloca i8, i64 undef, align 1
109  br label %.thread.outer
110
111.thread.outer:                                    ; preds = %._crit_edge, %20
112  br label %.thread
113
114.thread:                                          ; preds = %45, %.thread.outer
115  call void @llvm.memset.p0i8.i64(i8* align 8 undef, i8 0, i64 56, i1 false)
116  store i8* %21, i8** undef, align 8
117  store i32 1073741824, i32* undef, align 8
118  %22 = call { i64, i64, i64, i64, i64, i64, i64 } asm sideeffect "sc\0A\09mfcr $0", "=&{r0},=&{r3},=&{r4},=&{r5},=&{r6},=&{r7},=&{r8},{r0},{r3},{r4},{r5},~{cr0},~{ctr},~{memory},~{r11},~{r12}"(i64 342, i64 80871424, i64 undef, i64 0) #2, !srcloc !1
119  br i1 undef, label %.lr.ph, label %.critedge15.preheader
120
121.critedge15.preheader:                            ; preds = %_ZN10SubProcess12SafeSyscalls7recvmsgEiPNS0_13kernel_msghdrEi.exit.backedge, %.thread
122  br i1 undef, label %.lr.ph93.preheader, label %.critedge15._crit_edge
123
124.lr.ph93.preheader:                               ; preds = %.critedge15.preheader
125  br label %.lr.ph93
126
127.lr.ph:                                           ; preds = %_ZN10SubProcess12SafeSyscalls7recvmsgEiPNS0_13kernel_msghdrEi.exit.backedge, %.thread
128  switch i32 undef, label %.critedge9 [
129    i32 11, label %_ZN10SubProcess12SafeSyscalls7recvmsgEiPNS0_13kernel_msghdrEi.exit.backedge
130    i32 4, label %_ZN10SubProcess12SafeSyscalls7recvmsgEiPNS0_13kernel_msghdrEi.exit.backedge
131  ]
132
133_ZN10SubProcess12SafeSyscalls7recvmsgEiPNS0_13kernel_msghdrEi.exit.backedge: ; preds = %.lr.ph, %.lr.ph
134  br i1 undef, label %.lr.ph, label %.critedge15.preheader
135
136.critedge9:                                       ; preds = %.lr.ph
137  unreachable
138
139.critedge15._crit_edge:                           ; preds = %.critedge15, %.critedge15.preheader
140  br i1 undef, label %35, label %34
141
142.lr.ph93:                                         ; preds = %.critedge15, %.lr.ph93.preheader
143  switch i32 undef, label %33 [
144    i32 0, label %23
145    i32 1, label %23
146    i32 2, label %23
147    i32 3, label %23
148    i32 4, label %23
149    i32 5, label %23
150    i32 6, label %23
151    i32 7, label %23
152    i32 8, label %27
153    i32 9, label %30
154  ]
155
156; <label>:23                                      ; preds = %.lr.ph93, %.lr.ph93, %.lr.ph93, %.lr.ph93, %.lr.ph93, %.lr.ph93, %.lr.ph93, %.lr.ph93
157  br i1 undef, label %24, label %.critedge15
158
159; <label>:24                                      ; preds = %23
160  br i1 undef, label %.critedge15, label %25
161
162; <label>:25                                      ; preds = %24
163  br i1 undef, label %.critedge15, label %26
164
165; <label>:26                                      ; preds = %25
166  unreachable
167
168; <label>:27                                      ; preds = %.lr.ph93
169  br i1 undef, label %.critedge15, label %28
170
171; <label>:28                                      ; preds = %27
172  br i1 undef, label %29, label %.critedge15
173
174; <label>:29                                      ; preds = %28
175  br label %.critedge15
176
177; <label>:30                                      ; preds = %.lr.ph93
178  br i1 undef, label %.critedge15, label %31
179
180; <label>:31                                      ; preds = %30
181  br i1 undef, label %32, label %.critedge15
182
183; <label>:32                                      ; preds = %31
184  br label %.critedge15
185
186; <label>:33                                      ; preds = %.lr.ph93
187  unreachable
188
189.critedge15:                                      ; preds = %32, %31, %30, %29, %28, %27, %25, %24, %23
190  br i1 undef, label %.lr.ph93, label %.critedge15._crit_edge
191
192; <label>:34                                      ; preds = %.critedge15._crit_edge
193  unreachable
194
195; <label>:35                                      ; preds = %.critedge15._crit_edge
196  br i1 undef, label %45, label %36
197
198; <label>:36                                      ; preds = %35
199  br i1 undef, label %37, label %38
200
201; <label>:37                                      ; preds = %36
202  br i1 undef, label %.preheader, label %38
203
204.preheader:                                       ; preds = %37
205  br i1 undef, label %.lr.ph101, label %._crit_edge
206
207.lr.ph101:                                        ; preds = %.preheader
208  br label %39
209
210; <label>:38                                      ; preds = %37, %36
211  unreachable
212
213; <label>:39                                      ; preds = %43, %.lr.ph101
214  br i1 undef, label %40, label %43
215
216; <label>:40                                      ; preds = %39
217  br i1 undef, label %_ZN10SubProcess12SafeSyscalls5fcntlEiil.exit17, label %41
218
219; <label>:41                                      ; preds = %40
220  unreachable
221
222_ZN10SubProcess12SafeSyscalls5fcntlEiil.exit17:   ; preds = %40
223  br i1 undef, label %42, label %_ZN10SubProcess12SafeSyscalls5fcntlEiil.exit
224
225; <label>:42                                      ; preds = %_ZN10SubProcess12SafeSyscalls5fcntlEiil.exit17
226  unreachable
227
228_ZN10SubProcess12SafeSyscalls5fcntlEiil.exit:     ; preds = %_ZN10SubProcess12SafeSyscalls5fcntlEiil.exit17
229  br i1 undef, label %.thread27, label %43
230
231; <label>:43                                      ; preds = %_ZN10SubProcess12SafeSyscalls5fcntlEiil.exit, %39
232  br i1 undef, label %39, label %._crit_edge
233
234.thread27:                                        ; preds = %_ZN10SubProcess12SafeSyscalls5fcntlEiil.exit
235  br label %58
236
237._crit_edge:                                      ; preds = %43, %.preheader
238  br i1 undef, label %.thread.outer, label %44
239
240; <label>:44                                      ; preds = %._crit_edge
241  unreachable
242
243; <label>:45                                      ; preds = %35
244  br i1 undef, label %46, label %.thread
245
246; <label>:46                                      ; preds = %45
247  br i1 undef, label %48, label %47
248
249; <label>:47                                      ; preds = %46
250  unreachable
251
252; <label>:48                                      ; preds = %46
253  br i1 undef, label %55, label %49
254
255; <label>:49                                      ; preds = %48
256  br i1 undef, label %50, label %51
257
258; <label>:50                                      ; preds = %49
259  br label %52
260
261; <label>:51                                      ; preds = %49
262  br label %52
263
264; <label>:52                                      ; preds = %51, %50
265  br label %53
266
267; <label>:53                                      ; preds = %54, %52
268  br i1 undef, label %54, label %.critedge13
269
270; <label>:54                                      ; preds = %53
271  br i1 undef, label %53, label %.critedge13
272
273.critedge13:                                      ; preds = %54, %53
274  br label %58
275
276; <label>:55                                      ; preds = %48
277  br label %56
278
279; <label>:56                                      ; preds = %57, %55
280  br i1 undef, label %57, label %.critedge14
281
282; <label>:57                                      ; preds = %56
283  br i1 undef, label %56, label %.critedge14
284
285.critedge14:                                      ; preds = %57, %56
286  br label %58
287
288; <label>:58                                      ; preds = %.critedge14, %.critedge13, %.thread27
289  br label %59
290
291; <label>:59                                      ; preds = %58, %.critedge8
292  br label %60
293
294; <label>:60                                      ; preds = %59, %1
295  ret void
296}
297
298; Function Attrs: nounwind argmemonly
299declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i1) #1
300
301attributes #0 = { nounwind "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="pwr8" "target-features"="+altivec,+bpermd,+crypto,+direct-move,+extdiv,+power8-vector,+vsx" "unsafe-fp-math"="false" "use-soft-float"="false" }
302attributes #1 = { nounwind argmemonly }
303attributes #2 = { nounwind }
304
305!1 = !{i32 -2140527538, i32 -2140527533}
306