1 ; RUN: llvm-upgrade < %s | llvm-as | opt -std-compile-opts | llvm-dis | %prcontext strstr 2 | grep -v declare |grep "bb36.outer:"
2 @str = internal constant [68 x i8] c"Dot. date. datum. 123. Some more doubtful demonstration dummy data.\00" ; <[68 x i8]*> [#uses=1]
3 @str1 = internal constant [5 x i8] c"ummy\00" ; <[5 x i8]*> [#uses=1]
4 @str2 = internal constant [6 x i8] c" data\00" ; <[6 x i8]*> [#uses=1]
5 @str3 = internal constant [3 x i8] c"by\00" ; <[3 x i8]*> [#uses=1]
7 i32 @stringSearch_Clib(i32 %count) {
9 %count_addr = alloca i32 ; <i32*> [#uses=2]
10 %retval = alloca i32, align 4 ; <i32*> [#uses=2]
11 %tmp = alloca i32, align 4 ; <i32*> [#uses=2]
12 %i = alloca i32, align 4 ; <i32*> [#uses=5]
13 %c = alloca i32, align 4 ; <i32*> [#uses=9]
14 %j = alloca i32, align 4 ; <i32*> [#uses=4]
15 %p = alloca i8*, align 4 ; <i8**> [#uses=6]
16 %b = alloca [68 x i8], align 16 ; <[68 x i8]*> [#uses=6]
17 "alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
18 store i32 %count, i32* %count_addr
20 %b1 = bitcast [68 x i8]* %b to i8* ; <i8*> [#uses=1]
21 %tmp2 = getelementptr [68 x i8]* @str, i32 0, i32 0 ; <i8*> [#uses=1]
22 call void @llvm.memcpy.i32( i8* %b1, i8* %tmp2, i32 68, i32 1 )
28 %tmp3 = load i32* %i ; <i32> [#uses=1]
29 store i32 %tmp3, i32* %c
33 %b5 = bitcast [68 x i8]* %b to i8* ; <i8*> [#uses=1]
34 %tmp6 = getelementptr [5 x i8]* @str1, i32 0, i32 0 ; <i8*> [#uses=1]
35 %tmp7 = call i8* @strstr( i8* %b5, i8* %tmp6 ) ; <i8*> [#uses=1]
36 store i8* %tmp7, i8** %p
37 %tmp8 = load i8** %p ; <i8*> [#uses=1]
38 %ttmp8 = icmp ne i8* %tmp8, null ; <i1>:0 [#uses=1]
39 %ttmp10 = zext i1 %ttmp8 to i8 ; <i8>:1 [#uses=1]
40 %ttmp7 = icmp ne i8 %ttmp10, 0 ; <i1>:2 [#uses=1]
41 br i1 %ttmp7, label %cond_true, label %cond_next
43 cond_true: ; preds = %bb4
44 %tmp9 = load i8** %p ; <i8*> [#uses=1]
45 %tmp910 = ptrtoint i8* %tmp9 to i32 ; <i32> [#uses=1]
46 %b11 = bitcast [68 x i8]* %b to i8* ; <i8*> [#uses=1]
47 %b1112 = ptrtoint i8* %b11 to i32 ; <i32> [#uses=1]
48 %tmp13 = sub i32 %tmp910, %b1112 ; <i32> [#uses=1]
49 %tmp14 = load i32* %c ; <i32> [#uses=1]
50 %tmp15 = add i32 %tmp13, %tmp14 ; <i32> [#uses=1]
51 store i32 %tmp15, i32* %c
54 cond_next: ; preds = %cond_true, %bb4
55 %b16 = bitcast [68 x i8]* %b to i8* ; <i8*> [#uses=1]
56 %tmp17 = getelementptr [6 x i8]* @str2, i32 0, i32 0 ; <i8*> [#uses=1]
57 %tmp18 = call i8* @strstr( i8* %b16, i8* %tmp17 ) ; <i8*> [#uses=1]
58 store i8* %tmp18, i8** %p
59 %tmp19 = load i8** %p ; <i8*> [#uses=1]
60 %ttmp6 = icmp ne i8* %tmp19, null ; <i1>:3 [#uses=1]
61 %ttmp9 = zext i1 %ttmp6 to i8 ; <i8>:4 [#uses=1]
62 %ttmp4 = icmp ne i8 %ttmp9, 0 ; <i1>:5 [#uses=1]
63 br i1 %ttmp4, label %cond_true20, label %cond_next28
65 cond_true20: ; preds = %cond_next
66 %tmp21 = load i8** %p ; <i8*> [#uses=1]
67 %tmp2122 = ptrtoint i8* %tmp21 to i32 ; <i32> [#uses=1]
68 %b23 = bitcast [68 x i8]* %b to i8* ; <i8*> [#uses=1]
69 %b2324 = ptrtoint i8* %b23 to i32 ; <i32> [#uses=1]
70 %tmp25 = sub i32 %tmp2122, %b2324 ; <i32> [#uses=1]
71 %tmp26 = load i32* %c ; <i32> [#uses=1]
72 %tmp27 = add i32 %tmp25, %tmp26 ; <i32> [#uses=1]
73 store i32 %tmp27, i32* %c
76 cond_next28: ; preds = %cond_true20, %cond_next
77 %b29 = bitcast [68 x i8]* %b to i8* ; <i8*> [#uses=1]
78 %tmp30 = getelementptr [3 x i8]* @str3, i32 0, i32 0 ; <i8*> [#uses=1]
79 %tmp31 = call i32 @strcspn( i8* %b29, i8* %tmp30 ) ; <i32> [#uses=1]
80 %tmp32 = load i32* %c ; <i32> [#uses=1]
81 %tmp33 = add i32 %tmp31, %tmp32 ; <i32> [#uses=1]
82 store i32 %tmp33, i32* %c
83 %tmp34 = load i32* %i ; <i32> [#uses=1]
84 %tmp35 = add i32 %tmp34, 1 ; <i32> [#uses=1]
85 store i32 %tmp35, i32* %i
88 bb36: ; preds = %cond_next28, %bb
89 %tmp37 = load i32* %i ; <i32> [#uses=1]
90 %ttmp3= icmp sle i32 %tmp37, 249 ; <i1>:6 [#uses=1]
91 %ttmp12 = zext i1 %ttmp3 to i8 ; <i8>:7 [#uses=1]
92 %ttmp1 = icmp ne i8 %ttmp12, 0 ; <i1>:8 [#uses=1]
93 br i1 %ttmp1, label %bb4, label %bb38
96 %tmp39 = load i32* %j ; <i32> [#uses=1]
97 %tmp40 = add i32 %tmp39, 1 ; <i32> [#uses=1]
98 store i32 %tmp40, i32* %j
101 bb41: ; preds = %bb38, %entry
102 %tmp42 = load i32* %j ; <i32> [#uses=1]
103 %tmp43 = load i32* %count_addr ; <i32> [#uses=1]
104 %ttmp2 = icmp slt i32 %tmp42, %tmp43 ; <i1>:9 [#uses=1]
105 %ttmp11 = zext i1 %ttmp2 to i8 ; <i8>:10 [#uses=1]
106 %ttmp5 = icmp ne i8 %ttmp11, 0 ; <i1>:11 [#uses=1]
107 br i1 %ttmp5, label %bb, label %bb44
109 bb44: ; preds = %bb41
110 %tmp45 = load i32* %c ; <i32> [#uses=1]
111 store i32 %tmp45, i32* %tmp
112 %tmp46 = load i32* %tmp ; <i32> [#uses=1]
113 store i32 %tmp46, i32* %retval
116 return: ; preds = %bb44
117 %retval47 = load i32* %retval ; <i32> [#uses=1]
121 declare void @llvm.memcpy.i32(i8*, i8*, i32, i32)
123 declare i8* @strstr(i8*, i8*)
125 declare i32 @strcspn(i8*, i8*)