1; RUN: llc < %s
2; PR13377
3
4target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:64:128-a0:0:64-n32-S64"
5target triple = "armv7-none-linux-gnueabi"
6
7%0 = type { <4 x float> }
8
9define arm_aapcs_vfpcc void @foo(float, i1 zeroext, i1 zeroext) nounwind uwtable {
10  br i1 undef, label %4, label %5
11
12; <label>:4                                       ; preds = %3
13  unreachable
14
15; <label>:5                                       ; preds = %3
16  br i1 undef, label %7, label %6
17
18; <label>:6                                       ; preds = %5
19  unreachable
20
21; <label>:7                                       ; preds = %5
22  br i1 undef, label %8, label %10
23
24; <label>:8                                       ; preds = %7
25  br i1 undef, label %9, label %10
26
27; <label>:9                                       ; preds = %8
28  br i1 undef, label %11, label %10
29
30; <label>:10                                      ; preds = %9, %8, %7
31  unreachable
32
33; <label>:11                                      ; preds = %9
34  br i1 undef, label %13, label %12
35
36; <label>:12                                      ; preds = %11
37  unreachable
38
39; <label>:13                                      ; preds = %11
40  br i1 undef, label %15, label %14
41
42; <label>:14                                      ; preds = %13
43  unreachable
44
45; <label>:15                                      ; preds = %13
46  br i1 undef, label %18, label %16
47
48; <label>:16                                      ; preds = %15
49  br i1 undef, label %17, label %18
50
51; <label>:17                                      ; preds = %16
52  unreachable
53
54; <label>:18                                      ; preds = %16, %15
55  br i1 undef, label %68, label %19
56
57; <label>:19                                      ; preds = %18
58  br label %20
59
60; <label>:20                                      ; preds = %20, %19
61  br i1 undef, label %21, label %20
62
63; <label>:21                                      ; preds = %20
64  br i1 undef, label %22, label %68
65
66; <label>:22                                      ; preds = %21
67  br i1 undef, label %23, label %24
68
69; <label>:23                                      ; preds = %22
70  unreachable
71
72; <label>:24                                      ; preds = %22
73  br i1 undef, label %26, label %25
74
75; <label>:25                                      ; preds = %24
76  unreachable
77
78; <label>:26                                      ; preds = %24
79  br i1 undef, label %28, label %27
80
81; <label>:27                                      ; preds = %26
82  unreachable
83
84; <label>:28                                      ; preds = %26
85  br i1 undef, label %29, label %30, !prof !0
86
87; <label>:29                                      ; preds = %28
88  br label %30
89
90; <label>:30                                      ; preds = %29, %28
91  br i1 undef, label %31, label %32, !prof !0
92
93; <label>:31                                      ; preds = %30
94  br label %32
95
96; <label>:32                                      ; preds = %31, %30
97  br i1 undef, label %34, label %33
98
99; <label>:33                                      ; preds = %32
100  unreachable
101
102; <label>:34                                      ; preds = %32
103  br i1 undef, label %35, label %36, !prof !0
104
105; <label>:35                                      ; preds = %34
106  br label %36
107
108; <label>:36                                      ; preds = %35, %34
109  br i1 undef, label %37, label %38, !prof !0
110
111; <label>:37                                      ; preds = %36
112  br label %38
113
114; <label>:38                                      ; preds = %37, %36
115  br i1 undef, label %39, label %67
116
117; <label>:39                                      ; preds = %38
118  br i1 undef, label %40, label %41
119
120; <label>:40                                      ; preds = %39
121  br i1 undef, label %64, label %41
122
123; <label>:41                                      ; preds = %40, %39
124  br i1 undef, label %64, label %42
125
126; <label>:42                                      ; preds = %41
127  %43 = fadd <4 x float> undef, undef
128  %44 = fadd <4 x float> undef, undef
129  %45 = fmul <4 x float> undef, undef
130  %46 = fmul <4 x float> %45, %43
131  %47 = fmul <4 x float> undef, %44
132  %48 = load <4 x float>, <4 x float>* undef, align 8
133  %49 = bitcast <4 x float> %48 to <2 x i64>
134  %50 = shufflevector <2 x i64> %49, <2 x i64> undef, <1 x i32> <i32 1>
135  %51 = bitcast <1 x i64> %50 to <2 x float>
136  %52 = shufflevector <2 x float> %51, <2 x float> undef, <4 x i32> zeroinitializer
137  %53 = bitcast <4 x float> %52 to <2 x i64>
138  %54 = shufflevector <2 x i64> %53, <2 x i64> undef, <1 x i32> zeroinitializer
139  %55 = bitcast <1 x i64> %54 to <2 x float>
140  %56 = extractelement <2 x float> %55, i32 0
141  %57 = insertelement <4 x float> undef, float %56, i32 2
142  %58 = insertelement <4 x float> %57, float 1.000000e+00, i32 3
143  %59 = fsub <4 x float> %47, %58
144  %60 = fmul <4 x float> undef, undef
145  %61 = fmul <4 x float> %59, %60
146  %62 = fmul <4 x float> %61, <float 6.000000e+01, float 6.000000e+01, float 6.000000e+01, float 6.000000e+01>
147  %63 = fadd <4 x float> %47, %62
148  store <4 x float> %46, <4 x float>* undef, align 8
149  call arm_aapcs_vfpcc  void @bar(%0* undef, float 0.000000e+00) nounwind
150  call arm_aapcs_vfpcc  void @bar(%0* undef, float 0.000000e+00) nounwind
151  store <4 x float> %63, <4 x float>* undef, align 8
152  unreachable
153
154; <label>:64                                      ; preds = %41, %40
155  br i1 undef, label %65, label %66
156
157; <label>:65                                      ; preds = %64
158  unreachable
159
160; <label>:66                                      ; preds = %64
161  unreachable
162
163; <label>:67                                      ; preds = %38
164  unreachable
165
166; <label>:68                                      ; preds = %21, %18
167  ret void
168}
169
170declare arm_aapcs_vfpcc void @bar(%0*, float)
171
172!0 = !{!"branch_weights", i32 64, i32 4}
173