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
| ; RUN: opt < %s -tsan -S | FileCheck %s
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
define i16 @test_unaligned_read2(i16* %a) sanitize_thread {
entry:
%tmp1 = load i16, i16* %a, align 1
ret i16 %tmp1
}
; CHECK-LABEL: define i16 @test_unaligned_read2(i16* %a)
; CHECK: call void @__tsan_func_entry(i8* %0)
; CHECK-NEXT: %1 = bitcast i16* %a to i8*
; CHECK-NEXT: call void @__tsan_unaligned_read2(i8* %1)
; CHECK-NEXT: %tmp1 = load i16, i16* %a, align 1
; CHECK-NEXT: call void @__tsan_func_exit()
; CHECK: ret i16
define i32 @test_unaligned_read4(i32* %a) sanitize_thread {
entry:
%tmp1 = load i32, i32* %a, align 2
ret i32 %tmp1
}
; CHECK-LABEL: define i32 @test_unaligned_read4(i32* %a)
; CHECK: call void @__tsan_func_entry(i8* %0)
; CHECK-NEXT: %1 = bitcast i32* %a to i8*
; CHECK-NEXT: call void @__tsan_unaligned_read4(i8* %1)
; CHECK-NEXT: %tmp1 = load i32, i32* %a, align 2
; CHECK-NEXT: call void @__tsan_func_exit()
; CHECK: ret i32
define i64 @test_unaligned_read8(i64* %a) sanitize_thread {
entry:
%tmp1 = load i64, i64* %a, align 4
ret i64 %tmp1
}
; CHECK-LABEL: define i64 @test_unaligned_read8(i64* %a)
; CHECK: call void @__tsan_func_entry(i8* %0)
; CHECK-NEXT: %1 = bitcast i64* %a to i8*
; CHECK-NEXT: call void @__tsan_unaligned_read8(i8* %1)
; CHECK-NEXT: %tmp1 = load i64, i64* %a, align 4
; CHECK-NEXT: call void @__tsan_func_exit()
; CHECK: ret i64
define i128 @test_unaligned_read16(i128* %a) sanitize_thread {
entry:
%tmp1 = load i128, i128* %a, align 1
ret i128 %tmp1
}
; CHECK-LABEL: define i128 @test_unaligned_read16(i128* %a)
; CHECK: call void @__tsan_func_entry(i8* %0)
; CHECK-NEXT: %1 = bitcast i128* %a to i8*
; CHECK-NEXT: call void @__tsan_unaligned_read16(i8* %1)
; CHECK-NEXT: %tmp1 = load i128, i128* %a, align 1
; CHECK-NEXT: call void @__tsan_func_exit()
; CHECK: ret i128
define i128 @test_aligned_read16(i128* %a) sanitize_thread {
entry:
%tmp1 = load i128, i128* %a, align 8
ret i128 %tmp1
}
; CHECK-LABEL: define i128 @test_aligned_read16(i128* %a)
; CHECK: call void @__tsan_func_entry(i8* %0)
; CHECK-NEXT: %1 = bitcast i128* %a to i8*
; CHECK-NEXT: call void @__tsan_read16(i8* %1)
; CHECK-NEXT: %tmp1 = load i128, i128* %a, align 8
; CHECK-NEXT: call void @__tsan_func_exit()
; CHECK: ret i128
define void @test_unaligned_write2(i16* %a) sanitize_thread {
entry:
store i16 1, i16* %a, align 1
ret void
}
; CHECK-LABEL: define void @test_unaligned_write2(i16* %a)
; CHECK: call void @__tsan_func_entry(i8* %0)
; CHECK-NEXT: %1 = bitcast i16* %a to i8*
; CHECK-NEXT: call void @__tsan_unaligned_write2(i8* %1)
; CHECK-NEXT: store i16 1, i16* %a, align 1
; CHECK-NEXT: call void @__tsan_func_exit()
; CHECK: ret void
define void @test_unaligned_write4(i32* %a) sanitize_thread {
entry:
store i32 1, i32* %a, align 1
ret void
}
; CHECK-LABEL: define void @test_unaligned_write4(i32* %a)
; CHECK: call void @__tsan_func_entry(i8* %0)
; CHECK-NEXT: %1 = bitcast i32* %a to i8*
; CHECK-NEXT: call void @__tsan_unaligned_write4(i8* %1)
; CHECK-NEXT: store i32 1, i32* %a, align 1
; CHECK-NEXT: call void @__tsan_func_exit()
; CHECK: ret void
define void @test_unaligned_write8(i64* %a) sanitize_thread {
entry:
store i64 1, i64* %a, align 1
ret void
}
; CHECK-LABEL: define void @test_unaligned_write8(i64* %a)
; CHECK: call void @__tsan_func_entry(i8* %0)
; CHECK-NEXT: %1 = bitcast i64* %a to i8*
; CHECK-NEXT: call void @__tsan_unaligned_write8(i8* %1)
; CHECK-NEXT: store i64 1, i64* %a, align 1
; CHECK-NEXT: call void @__tsan_func_exit()
; CHECK: ret void
define void @test_unaligned_write16(i128* %a) sanitize_thread {
entry:
store i128 1, i128* %a, align 1
ret void
}
; CHECK-LABEL: define void @test_unaligned_write16(i128* %a)
; CHECK: call void @__tsan_func_entry(i8* %0)
; CHECK-NEXT: %1 = bitcast i128* %a to i8*
; CHECK-NEXT: call void @__tsan_unaligned_write16(i8* %1)
; CHECK-NEXT: store i128 1, i128* %a, align 1
; CHECK-NEXT: call void @__tsan_func_exit()
; CHECK: ret void
define void @test_aligned_write16(i128* %a) sanitize_thread {
entry:
store i128 1, i128* %a, align 8
ret void
}
; CHECK-LABEL: define void @test_aligned_write16(i128* %a)
; CHECK: call void @__tsan_func_entry(i8* %0)
; CHECK-NEXT: %1 = bitcast i128* %a to i8*
; CHECK-NEXT: call void @__tsan_write16(i8* %1)
; CHECK-NEXT: store i128 1, i128* %a, align 8
; CHECK-NEXT: call void @__tsan_func_exit()
; CHECK: ret void
|