1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
|
; RUN: opt < %s -std-compile-opts | llc > %t
; RUN: grep 2147027116 %t | count 3
; RUN: grep 2147228864 %t | count 3
; RUN: grep 2146502828 %t | count 3
; RUN: grep 2143034560 %t | count 3
; Compile time conversions of NaNs.
; ModuleID = 'nan2.c'
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
target triple = "i686-apple-darwin8"
%struct..0anon = type { float }
%struct..1anon = type { double }
@fnan = constant [3 x i32] [ i32 2143831397, i32 2143831396, i32 2143831398 ] ; <[3 x i32]*> [#uses=1]
@dnan = constant [3 x i64] [ i64 9223235251041752696, i64 9223235251041752697, i64 9223235250773317239 ], align 8 ; <[3 x i64]*> [#uses=1]
@fsnan = constant [3 x i32] [ i32 2139637093, i32 2139637092, i32 2139637094 ] ; <[3 x i32]*> [#uses=1]
@dsnan = constant [3 x i64] [ i64 9220983451228067448, i64 9220983451228067449, i64 9220983450959631991 ], align 8 ; <[3 x i64]*> [#uses=1]
@.str = internal constant [10 x i8] c"%08x%08x\0A\00" ; <[10 x i8]*> [#uses=2]
@.str1 = internal constant [6 x i8] c"%08x\0A\00" ; <[6 x i8]*> [#uses=2]
@var = external global i32
define i32 @main() {
entry:
%retval = alloca i32, align 4 ; <i32*> [#uses=1]
%i = alloca i32, align 4 ; <i32*> [#uses=20]
%uf = alloca %struct..0anon, align 4 ; <%struct..0anon*> [#uses=8]
%ud = alloca %struct..1anon, align 8 ; <%struct..1anon*> [#uses=10]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
store i32 0, i32* %i, align 4
br label %bb23
bb: ; preds = %bb23
%tmp = load i32* %i, align 4 ; <i32> [#uses=1]
%tmp1 = getelementptr [3 x i32]* @fnan, i32 0, i32 %tmp ; <i32*> [#uses=1]
%tmp2 = load i32* %tmp1, align 4 ; <i32> [#uses=1]
%tmp3 = getelementptr %struct..0anon* %uf, i32 0, i32 0 ; <float*> [#uses=1]
%tmp34 = bitcast float* %tmp3 to i32* ; <i32*> [#uses=1]
store i32 %tmp2, i32* %tmp34, align 4
%tmp5 = getelementptr %struct..0anon* %uf, i32 0, i32 0 ; <float*> [#uses=1]
%tmp6 = load float* %tmp5, align 4 ; <float> [#uses=1]
%tmp67 = fpext float %tmp6 to double ; <double> [#uses=1]
%tmp8 = getelementptr %struct..1anon* %ud, i32 0, i32 0 ; <double*> [#uses=1]
store double %tmp67, double* %tmp8, align 8
%tmp9 = getelementptr %struct..1anon* %ud, i32 0, i32 0 ; <double*> [#uses=1]
%tmp910 = bitcast double* %tmp9 to i64* ; <i64*> [#uses=1]
%tmp11 = load i64* %tmp910, align 8 ; <i64> [#uses=1]
%tmp1112 = trunc i64 %tmp11 to i32 ; <i32> [#uses=1]
%tmp13 = and i32 %tmp1112, -1 ; <i32> [#uses=1]
%tmp14 = getelementptr %struct..1anon* %ud, i32 0, i32 0 ; <double*> [#uses=1]
%tmp1415 = bitcast double* %tmp14 to i64* ; <i64*> [#uses=1]
%tmp16 = load i64* %tmp1415, align 8 ; <i64> [#uses=1]
%.cast = zext i32 32 to i64 ; <i64> [#uses=1]
%tmp17 = ashr i64 %tmp16, %.cast ; <i64> [#uses=1]
%tmp1718 = trunc i64 %tmp17 to i32 ; <i32> [#uses=1]
%tmp19 = getelementptr [10 x i8]* @.str, i32 0, i32 0 ; <i8*> [#uses=1]
store volatile i32 %tmp1718, i32* @var
store volatile i32 %tmp13, i32* @var
%tmp21 = load i32* %i, align 4 ; <i32> [#uses=1]
%tmp22 = add i32 %tmp21, 1 ; <i32> [#uses=1]
store i32 %tmp22, i32* %i, align 4
br label %bb23
bb23: ; preds = %bb, %entry
%tmp24 = load i32* %i, align 4 ; <i32> [#uses=1]
%tmp25 = icmp sle i32 %tmp24, 2 ; <i1> [#uses=1]
%tmp2526 = zext i1 %tmp25 to i8 ; <i8> [#uses=1]
%toBool = icmp ne i8 %tmp2526, 0 ; <i1> [#uses=1]
br i1 %toBool, label %bb, label %bb27
bb27: ; preds = %bb23
store i32 0, i32* %i, align 4
br label %bb46
bb28: ; preds = %bb46
%tmp29 = load i32* %i, align 4 ; <i32> [#uses=1]
%tmp30 = getelementptr [3 x i64]* @dnan, i32 0, i32 %tmp29 ; <i64*> [#uses=1]
%tmp31 = load i64* %tmp30, align 8 ; <i64> [#uses=1]
%tmp32 = getelementptr %struct..1anon* %ud, i32 0, i32 0 ; <double*> [#uses=1]
%tmp3233 = bitcast double* %tmp32 to i64* ; <i64*> [#uses=1]
store i64 %tmp31, i64* %tmp3233, align 8
%tmp35 = getelementptr %struct..1anon* %ud, i32 0, i32 0 ; <double*> [#uses=1]
%tmp36 = load double* %tmp35, align 8 ; <double> [#uses=1]
%tmp3637 = fptrunc double %tmp36 to float ; <float> [#uses=1]
%tmp38 = getelementptr %struct..0anon* %uf, i32 0, i32 0 ; <float*> [#uses=1]
store float %tmp3637, float* %tmp38, align 4
%tmp39 = getelementptr %struct..0anon* %uf, i32 0, i32 0 ; <float*> [#uses=1]
%tmp3940 = bitcast float* %tmp39 to i32* ; <i32*> [#uses=1]
%tmp41 = load i32* %tmp3940, align 4 ; <i32> [#uses=1]
%tmp42 = getelementptr [6 x i8]* @.str1, i32 0, i32 0 ; <i8*> [#uses=1]
store volatile i32 %tmp41, i32* @var
%tmp44 = load i32* %i, align 4 ; <i32> [#uses=1]
%tmp45 = add i32 %tmp44, 1 ; <i32> [#uses=1]
store i32 %tmp45, i32* %i, align 4
br label %bb46
bb46: ; preds = %bb28, %bb27
%tmp47 = load i32* %i, align 4 ; <i32> [#uses=1]
%tmp48 = icmp sle i32 %tmp47, 2 ; <i1> [#uses=1]
%tmp4849 = zext i1 %tmp48 to i8 ; <i8> [#uses=1]
%toBool50 = icmp ne i8 %tmp4849, 0 ; <i1> [#uses=1]
br i1 %toBool50, label %bb28, label %bb51
bb51: ; preds = %bb46
store i32 0, i32* %i, align 4
br label %bb78
bb52: ; preds = %bb78
%tmp53 = load i32* %i, align 4 ; <i32> [#uses=1]
%tmp54 = getelementptr [3 x i32]* @fsnan, i32 0, i32 %tmp53 ; <i32*> [#uses=1]
%tmp55 = load i32* %tmp54, align 4 ; <i32> [#uses=1]
%tmp56 = getelementptr %struct..0anon* %uf, i32 0, i32 0 ; <float*> [#uses=1]
%tmp5657 = bitcast float* %tmp56 to i32* ; <i32*> [#uses=1]
store i32 %tmp55, i32* %tmp5657, align 4
%tmp58 = getelementptr %struct..0anon* %uf, i32 0, i32 0 ; <float*> [#uses=1]
%tmp59 = load float* %tmp58, align 4 ; <float> [#uses=1]
%tmp5960 = fpext float %tmp59 to double ; <double> [#uses=1]
%tmp61 = getelementptr %struct..1anon* %ud, i32 0, i32 0 ; <double*> [#uses=1]
store double %tmp5960, double* %tmp61, align 8
%tmp62 = getelementptr %struct..1anon* %ud, i32 0, i32 0 ; <double*> [#uses=1]
%tmp6263 = bitcast double* %tmp62 to i64* ; <i64*> [#uses=1]
%tmp64 = load i64* %tmp6263, align 8 ; <i64> [#uses=1]
%tmp6465 = trunc i64 %tmp64 to i32 ; <i32> [#uses=1]
%tmp66 = and i32 %tmp6465, -1 ; <i32> [#uses=1]
%tmp68 = getelementptr %struct..1anon* %ud, i32 0, i32 0 ; <double*> [#uses=1]
%tmp6869 = bitcast double* %tmp68 to i64* ; <i64*> [#uses=1]
%tmp70 = load i64* %tmp6869, align 8 ; <i64> [#uses=1]
%.cast71 = zext i32 32 to i64 ; <i64> [#uses=1]
%tmp72 = ashr i64 %tmp70, %.cast71 ; <i64> [#uses=1]
%tmp7273 = trunc i64 %tmp72 to i32 ; <i32> [#uses=1]
%tmp74 = getelementptr [10 x i8]* @.str, i32 0, i32 0 ; <i8*> [#uses=1]
store volatile i32 %tmp7273, i32* @var
store volatile i32 %tmp66, i32* @var
%tmp76 = load i32* %i, align 4 ; <i32> [#uses=1]
%tmp77 = add i32 %tmp76, 1 ; <i32> [#uses=1]
store i32 %tmp77, i32* %i, align 4
br label %bb78
bb78: ; preds = %bb52, %bb51
%tmp79 = load i32* %i, align 4 ; <i32> [#uses=1]
%tmp80 = icmp sle i32 %tmp79, 2 ; <i1> [#uses=1]
%tmp8081 = zext i1 %tmp80 to i8 ; <i8> [#uses=1]
%toBool82 = icmp ne i8 %tmp8081, 0 ; <i1> [#uses=1]
br i1 %toBool82, label %bb52, label %bb83
bb83: ; preds = %bb78
store i32 0, i32* %i, align 4
br label %bb101
bb84: ; preds = %bb101
%tmp85 = load i32* %i, align 4 ; <i32> [#uses=1]
%tmp86 = getelementptr [3 x i64]* @dsnan, i32 0, i32 %tmp85 ; <i64*> [#uses=1]
%tmp87 = load i64* %tmp86, align 8 ; <i64> [#uses=1]
%tmp88 = getelementptr %struct..1anon* %ud, i32 0, i32 0 ; <double*> [#uses=1]
%tmp8889 = bitcast double* %tmp88 to i64* ; <i64*> [#uses=1]
store i64 %tmp87, i64* %tmp8889, align 8
%tmp90 = getelementptr %struct..1anon* %ud, i32 0, i32 0 ; <double*> [#uses=1]
%tmp91 = load double* %tmp90, align 8 ; <double> [#uses=1]
%tmp9192 = fptrunc double %tmp91 to float ; <float> [#uses=1]
%tmp93 = getelementptr %struct..0anon* %uf, i32 0, i32 0 ; <float*> [#uses=1]
store float %tmp9192, float* %tmp93, align 4
%tmp94 = getelementptr %struct..0anon* %uf, i32 0, i32 0 ; <float*> [#uses=1]
%tmp9495 = bitcast float* %tmp94 to i32* ; <i32*> [#uses=1]
%tmp96 = load i32* %tmp9495, align 4 ; <i32> [#uses=1]
%tmp97 = getelementptr [6 x i8]* @.str1, i32 0, i32 0 ; <i8*> [#uses=1]
store volatile i32 %tmp96, i32* @var
%tmp99 = load i32* %i, align 4 ; <i32> [#uses=1]
%tmp100 = add i32 %tmp99, 1 ; <i32> [#uses=1]
store i32 %tmp100, i32* %i, align 4
br label %bb101
bb101: ; preds = %bb84, %bb83
%tmp102 = load i32* %i, align 4 ; <i32> [#uses=1]
%tmp103 = icmp sle i32 %tmp102, 2 ; <i1> [#uses=1]
%tmp103104 = zext i1 %tmp103 to i8 ; <i8> [#uses=1]
%toBool105 = icmp ne i8 %tmp103104, 0 ; <i1> [#uses=1]
br i1 %toBool105, label %bb84, label %bb106
bb106: ; preds = %bb101
br label %return
return: ; preds = %bb106
%retval107 = load i32* %retval ; <i32> [#uses=1]
ret i32 %retval107
}
|
