1 ; RUN: opt < %s -std-compile-opts | llc > %t
2 ; RUN: grep 2147027116 %t | count 3
3 ; RUN: grep 2147228864 %t | count 3
4 ; RUN: grep 2146502828 %t | count 3
5 ; RUN: grep 2143034560 %t | count 3
6 ; Compile time conversions of NaNs.
8 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"
9 target triple = "i686-apple-darwin8"
10 %struct..0anon = type { float }
11 %struct..1anon = type { double }
12 @fnan = constant [3 x i32] [ i32 2143831397, i32 2143831396, i32 2143831398 ] ; <[3 x i32]*> [#uses=1]
13 @dnan = constant [3 x i64] [ i64 9223235251041752696, i64 9223235251041752697, i64 9223235250773317239 ], align 8 ; <[3 x i64]*> [#uses=1]
14 @fsnan = constant [3 x i32] [ i32 2139637093, i32 2139637092, i32 2139637094 ] ; <[3 x i32]*> [#uses=1]
15 @dsnan = constant [3 x i64] [ i64 9220983451228067448, i64 9220983451228067449, i64 9220983450959631991 ], align 8 ; <[3 x i64]*> [#uses=1]
16 @.str = internal constant [10 x i8] c"%08x%08x\0A\00" ; <[10 x i8]*> [#uses=2]
17 @.str1 = internal constant [6 x i8] c"%08x\0A\00" ; <[6 x i8]*> [#uses=2]
19 @var = external global i32
23 %retval = alloca i32, align 4 ; <i32*> [#uses=1]
24 %i = alloca i32, align 4 ; <i32*> [#uses=20]
25 %uf = alloca %struct..0anon, align 4 ; <%struct..0anon*> [#uses=8]
26 %ud = alloca %struct..1anon, align 8 ; <%struct..1anon*> [#uses=10]
27 %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
28 store i32 0, i32* %i, align 4
32 %tmp = load i32* %i, align 4 ; <i32> [#uses=1]
33 %tmp1 = getelementptr [3 x i32]* @fnan, i32 0, i32 %tmp ; <i32*> [#uses=1]
34 %tmp2 = load i32* %tmp1, align 4 ; <i32> [#uses=1]
35 %tmp3 = getelementptr %struct..0anon* %uf, i32 0, i32 0 ; <float*> [#uses=1]
36 %tmp34 = bitcast float* %tmp3 to i32* ; <i32*> [#uses=1]
37 store i32 %tmp2, i32* %tmp34, align 4
38 %tmp5 = getelementptr %struct..0anon* %uf, i32 0, i32 0 ; <float*> [#uses=1]
39 %tmp6 = load float* %tmp5, align 4 ; <float> [#uses=1]
40 %tmp67 = fpext float %tmp6 to double ; <double> [#uses=1]
41 %tmp8 = getelementptr %struct..1anon* %ud, i32 0, i32 0 ; <double*> [#uses=1]
42 store double %tmp67, double* %tmp8, align 8
43 %tmp9 = getelementptr %struct..1anon* %ud, i32 0, i32 0 ; <double*> [#uses=1]
44 %tmp910 = bitcast double* %tmp9 to i64* ; <i64*> [#uses=1]
45 %tmp11 = load i64* %tmp910, align 8 ; <i64> [#uses=1]
46 %tmp1112 = trunc i64 %tmp11 to i32 ; <i32> [#uses=1]
47 %tmp13 = and i32 %tmp1112, -1 ; <i32> [#uses=1]
48 %tmp14 = getelementptr %struct..1anon* %ud, i32 0, i32 0 ; <double*> [#uses=1]
49 %tmp1415 = bitcast double* %tmp14 to i64* ; <i64*> [#uses=1]
50 %tmp16 = load i64* %tmp1415, align 8 ; <i64> [#uses=1]
51 %.cast = zext i32 32 to i64 ; <i64> [#uses=1]
52 %tmp17 = ashr i64 %tmp16, %.cast ; <i64> [#uses=1]
53 %tmp1718 = trunc i64 %tmp17 to i32 ; <i32> [#uses=1]
54 %tmp19 = getelementptr [10 x i8]* @.str, i32 0, i32 0 ; <i8*> [#uses=1]
55 volatile store i32 %tmp1718, i32* @var
56 volatile store i32 %tmp13, i32* @var
57 %tmp21 = load i32* %i, align 4 ; <i32> [#uses=1]
58 %tmp22 = add i32 %tmp21, 1 ; <i32> [#uses=1]
59 store i32 %tmp22, i32* %i, align 4
62 bb23: ; preds = %bb, %entry
63 %tmp24 = load i32* %i, align 4 ; <i32> [#uses=1]
64 %tmp25 = icmp sle i32 %tmp24, 2 ; <i1> [#uses=1]
65 %tmp2526 = zext i1 %tmp25 to i8 ; <i8> [#uses=1]
66 %toBool = icmp ne i8 %tmp2526, 0 ; <i1> [#uses=1]
67 br i1 %toBool, label %bb, label %bb27
70 store i32 0, i32* %i, align 4
74 %tmp29 = load i32* %i, align 4 ; <i32> [#uses=1]
75 %tmp30 = getelementptr [3 x i64]* @dnan, i32 0, i32 %tmp29 ; <i64*> [#uses=1]
76 %tmp31 = load i64* %tmp30, align 8 ; <i64> [#uses=1]
77 %tmp32 = getelementptr %struct..1anon* %ud, i32 0, i32 0 ; <double*> [#uses=1]
78 %tmp3233 = bitcast double* %tmp32 to i64* ; <i64*> [#uses=1]
79 store i64 %tmp31, i64* %tmp3233, align 8
80 %tmp35 = getelementptr %struct..1anon* %ud, i32 0, i32 0 ; <double*> [#uses=1]
81 %tmp36 = load double* %tmp35, align 8 ; <double> [#uses=1]
82 %tmp3637 = fptrunc double %tmp36 to float ; <float> [#uses=1]
83 %tmp38 = getelementptr %struct..0anon* %uf, i32 0, i32 0 ; <float*> [#uses=1]
84 store float %tmp3637, float* %tmp38, align 4
85 %tmp39 = getelementptr %struct..0anon* %uf, i32 0, i32 0 ; <float*> [#uses=1]
86 %tmp3940 = bitcast float* %tmp39 to i32* ; <i32*> [#uses=1]
87 %tmp41 = load i32* %tmp3940, align 4 ; <i32> [#uses=1]
88 %tmp42 = getelementptr [6 x i8]* @.str1, i32 0, i32 0 ; <i8*> [#uses=1]
89 volatile store i32 %tmp41, i32* @var
90 %tmp44 = load i32* %i, align 4 ; <i32> [#uses=1]
91 %tmp45 = add i32 %tmp44, 1 ; <i32> [#uses=1]
92 store i32 %tmp45, i32* %i, align 4
95 bb46: ; preds = %bb28, %bb27
96 %tmp47 = load i32* %i, align 4 ; <i32> [#uses=1]
97 %tmp48 = icmp sle i32 %tmp47, 2 ; <i1> [#uses=1]
98 %tmp4849 = zext i1 %tmp48 to i8 ; <i8> [#uses=1]
99 %toBool50 = icmp ne i8 %tmp4849, 0 ; <i1> [#uses=1]
100 br i1 %toBool50, label %bb28, label %bb51
102 bb51: ; preds = %bb46
103 store i32 0, i32* %i, align 4
106 bb52: ; preds = %bb78
107 %tmp53 = load i32* %i, align 4 ; <i32> [#uses=1]
108 %tmp54 = getelementptr [3 x i32]* @fsnan, i32 0, i32 %tmp53 ; <i32*> [#uses=1]
109 %tmp55 = load i32* %tmp54, align 4 ; <i32> [#uses=1]
110 %tmp56 = getelementptr %struct..0anon* %uf, i32 0, i32 0 ; <float*> [#uses=1]
111 %tmp5657 = bitcast float* %tmp56 to i32* ; <i32*> [#uses=1]
112 store i32 %tmp55, i32* %tmp5657, align 4
113 %tmp58 = getelementptr %struct..0anon* %uf, i32 0, i32 0 ; <float*> [#uses=1]
114 %tmp59 = load float* %tmp58, align 4 ; <float> [#uses=1]
115 %tmp5960 = fpext float %tmp59 to double ; <double> [#uses=1]
116 %tmp61 = getelementptr %struct..1anon* %ud, i32 0, i32 0 ; <double*> [#uses=1]
117 store double %tmp5960, double* %tmp61, align 8
118 %tmp62 = getelementptr %struct..1anon* %ud, i32 0, i32 0 ; <double*> [#uses=1]
119 %tmp6263 = bitcast double* %tmp62 to i64* ; <i64*> [#uses=1]
120 %tmp64 = load i64* %tmp6263, align 8 ; <i64> [#uses=1]
121 %tmp6465 = trunc i64 %tmp64 to i32 ; <i32> [#uses=1]
122 %tmp66 = and i32 %tmp6465, -1 ; <i32> [#uses=1]
123 %tmp68 = getelementptr %struct..1anon* %ud, i32 0, i32 0 ; <double*> [#uses=1]
124 %tmp6869 = bitcast double* %tmp68 to i64* ; <i64*> [#uses=1]
125 %tmp70 = load i64* %tmp6869, align 8 ; <i64> [#uses=1]
126 %.cast71 = zext i32 32 to i64 ; <i64> [#uses=1]
127 %tmp72 = ashr i64 %tmp70, %.cast71 ; <i64> [#uses=1]
128 %tmp7273 = trunc i64 %tmp72 to i32 ; <i32> [#uses=1]
129 %tmp74 = getelementptr [10 x i8]* @.str, i32 0, i32 0 ; <i8*> [#uses=1]
130 volatile store i32 %tmp7273, i32* @var
131 volatile store i32 %tmp66, i32* @var
132 %tmp76 = load i32* %i, align 4 ; <i32> [#uses=1]
133 %tmp77 = add i32 %tmp76, 1 ; <i32> [#uses=1]
134 store i32 %tmp77, i32* %i, align 4
137 bb78: ; preds = %bb52, %bb51
138 %tmp79 = load i32* %i, align 4 ; <i32> [#uses=1]
139 %tmp80 = icmp sle i32 %tmp79, 2 ; <i1> [#uses=1]
140 %tmp8081 = zext i1 %tmp80 to i8 ; <i8> [#uses=1]
141 %toBool82 = icmp ne i8 %tmp8081, 0 ; <i1> [#uses=1]
142 br i1 %toBool82, label %bb52, label %bb83
144 bb83: ; preds = %bb78
145 store i32 0, i32* %i, align 4
148 bb84: ; preds = %bb101
149 %tmp85 = load i32* %i, align 4 ; <i32> [#uses=1]
150 %tmp86 = getelementptr [3 x i64]* @dsnan, i32 0, i32 %tmp85 ; <i64*> [#uses=1]
151 %tmp87 = load i64* %tmp86, align 8 ; <i64> [#uses=1]
152 %tmp88 = getelementptr %struct..1anon* %ud, i32 0, i32 0 ; <double*> [#uses=1]
153 %tmp8889 = bitcast double* %tmp88 to i64* ; <i64*> [#uses=1]
154 store i64 %tmp87, i64* %tmp8889, align 8
155 %tmp90 = getelementptr %struct..1anon* %ud, i32 0, i32 0 ; <double*> [#uses=1]
156 %tmp91 = load double* %tmp90, align 8 ; <double> [#uses=1]
157 %tmp9192 = fptrunc double %tmp91 to float ; <float> [#uses=1]
158 %tmp93 = getelementptr %struct..0anon* %uf, i32 0, i32 0 ; <float*> [#uses=1]
159 store float %tmp9192, float* %tmp93, align 4
160 %tmp94 = getelementptr %struct..0anon* %uf, i32 0, i32 0 ; <float*> [#uses=1]
161 %tmp9495 = bitcast float* %tmp94 to i32* ; <i32*> [#uses=1]
162 %tmp96 = load i32* %tmp9495, align 4 ; <i32> [#uses=1]
163 %tmp97 = getelementptr [6 x i8]* @.str1, i32 0, i32 0 ; <i8*> [#uses=1]
164 volatile store i32 %tmp96, i32* @var
165 %tmp99 = load i32* %i, align 4 ; <i32> [#uses=1]
166 %tmp100 = add i32 %tmp99, 1 ; <i32> [#uses=1]
167 store i32 %tmp100, i32* %i, align 4
170 bb101: ; preds = %bb84, %bb83
171 %tmp102 = load i32* %i, align 4 ; <i32> [#uses=1]
172 %tmp103 = icmp sle i32 %tmp102, 2 ; <i1> [#uses=1]
173 %tmp103104 = zext i1 %tmp103 to i8 ; <i8> [#uses=1]
174 %toBool105 = icmp ne i8 %tmp103104, 0 ; <i1> [#uses=1]
175 br i1 %toBool105, label %bb84, label %bb106
177 bb106: ; preds = %bb101
180 return: ; preds = %bb106
181 %retval107 = load i32* %retval ; <i32> [#uses=1]