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
|
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -passes=instcombine -S | FileCheck %s
@.str = private unnamed_addr constant [3 x i8] c"12\00", align 1
@.str.1 = private unnamed_addr constant [2 x i8] c"0\00", align 1
@.str.2 = private unnamed_addr constant [11 x i8] c"4294967296\00", align 1
@.str.3 = private unnamed_addr constant [24 x i8] c"10000000000000000000000\00", align 1
@.str.4 = private unnamed_addr constant [20 x i8] c"9923372036854775807\00", align 1
@.str.5 = private unnamed_addr constant [11 x i8] c"4994967295\00", align 1
@.str.6 = private unnamed_addr constant [10 x i8] c"499496729\00", align 1
@.str.7 = private unnamed_addr constant [11 x i8] c"4994967295\00", align 1
declare i64 @strtol(ptr, ptr, i32)
declare i32 @atoi(ptr)
declare i64 @atol(ptr)
declare i64 @atoll(ptr)
declare i64 @strtoll(ptr, ptr, i32)
define i64 @strtol_dec() #0 {
; CHECK-LABEL: @strtol_dec(
; CHECK-NEXT: ret i64 12
;
%call = call i64 @strtol(ptr @.str, ptr null, i32 10) #2
ret i64 %call
}
define i64 @strtol_base_zero() #0 {
; CHECK-LABEL: @strtol_base_zero(
; CHECK-NEXT: ret i64 12
;
%call = call i64 @strtol(ptr @.str, ptr null, i32 0) #2
ret i64 %call
}
define i64 @strtol_hex() #0 {
; CHECK-LABEL: @strtol_hex(
; CHECK-NEXT: ret i64 18
;
%call = call i64 @strtol(ptr @.str, ptr null, i32 16) #2
ret i64 %call
}
; Fold a call to strtol with an endptr known to be nonnull.
define i64 @strtol_endptr_not_null(ptr nonnull %pend) {
; CHECK-LABEL: @strtol_endptr_not_null(
; CHECK-NEXT: store ptr getelementptr inbounds ([3 x i8], ptr @.str, i64 0, i64 2), ptr [[PEND:%.*]], align 8
; CHECK-NEXT: ret i64 12
;
%call = call i64 @strtol(ptr @.str, ptr %pend, i32 10)
ret i64 %call
}
; Don't fold a call to strtol with an endptr that's not known to be nonnull.
define i64 @strtol_endptr_maybe_null(ptr %end) {
; CHECK-LABEL: @strtol_endptr_maybe_null(
; CHECK-NEXT: [[CALL:%.*]] = call i64 @strtol(ptr nonnull @.str.1, ptr [[END:%.*]], i32 10)
; CHECK-NEXT: ret i64 [[CALL]]
;
%call = call i64 @strtol(ptr @.str.1, ptr %end, i32 10)
ret i64 %call
}
define i32 @atoi_test() #0 {
; CHECK-LABEL: @atoi_test(
; CHECK-NEXT: ret i32 12
;
%call = call i32 @atoi(ptr @.str) #4
ret i32 %call
}
define i64 @strtol_not_const_str(ptr %s) #0 {
; CHECK-LABEL: @strtol_not_const_str(
; CHECK-NEXT: [[CALL:%.*]] = call i64 @strtol(ptr nocapture [[S:%.*]], ptr null, i32 10)
; CHECK-NEXT: ret i64 [[CALL]]
;
%call = call i64 @strtol(ptr %s, ptr null, i32 10) #3
ret i64 %call
}
define i32 @atoi_not_const_str(ptr %s) #0 {
; CHECK-LABEL: @atoi_not_const_str(
; CHECK-NEXT: [[CALL:%.*]] = call i32 @atoi(ptr nocapture [[S:%.*]])
; CHECK-NEXT: ret i32 [[CALL]]
;
%call = call i32 @atoi(ptr %s) #4
ret i32 %call
}
define i64 @strtol_not_const_base(i32 %b) #0 {
; CHECK-LABEL: @strtol_not_const_base(
; CHECK-NEXT: [[CALL:%.*]] = call i64 @strtol(ptr nocapture nonnull @.str, ptr null, i32 [[B:%.*]])
; CHECK-NEXT: ret i64 [[CALL]]
;
%call = call i64 @strtol(ptr @.str, ptr null, i32 %b) #2
ret i64 %call
}
define i64 @strtol_long_int() #0 {
; CHECK-LABEL: @strtol_long_int(
; CHECK-NEXT: ret i64 4294967296
;
%call = call i64 @strtol(ptr @.str.2, ptr null, i32 10) #3
ret i64 %call
}
define i64 @strtol_big_overflow() #0 {
; CHECK-LABEL: @strtol_big_overflow(
; CHECK-NEXT: [[CALL:%.*]] = call i64 @strtol(ptr nocapture nonnull @.str.3, ptr null, i32 10)
; CHECK-NEXT: ret i64 [[CALL]]
;
%call = call i64 @strtol(ptr nocapture @.str.3, ptr null, i32 10) #2
ret i64 %call
}
define i64 @atol_test() #0 {
; CHECK-LABEL: @atol_test(
; CHECK-NEXT: ret i64 499496729
;
; CHECK-NEXT
%call = call i64 @atol(ptr @.str.6) #4
ret i64 %call
}
define i64 @atoll_test() #0 {
; CHECK-LABEL: @atoll_test(
; CHECK-NEXT: ret i64 4994967295
;
%call = call i64 @atoll(ptr @.str.5) #3
ret i64 %call
}
define i64 @strtoll_test() #0 {
; CHECK-LABEL: @strtoll_test(
; CHECK-NEXT: ret i64 4994967295
;
; CHECK-NEXT
%call = call i64 @strtoll(ptr @.str.7, ptr null, i32 10) #5
ret i64 %call
}
|
