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1; RUN: not llvm-as < %s 2>&1 | FileCheck %s
2; RUN: llvm-as -disable-verify < %s | opt -verify -S | FileCheck %s  --check-prefix=STRIP
3
4; STRIP-NOT: tbaa
5; STRIP: @f_0
6; STRIP: Do no strip this
7define void @f_0(i32* %ptr) {
8; This part checks for the easy syntactic verifier rules.
9
10; CHECK: Struct tag metadata must have either 3 or 4 operands
11; CHECK-NEXT:  store i32 0, i32* %ptr, align 4, !tbaa !{{[0-9]+}}
12
13; CHECK: Immutability tag on struct tag metadata must be a constant
14; CHECK-NEXT:  store i32 1, i32* %ptr, align 4, !tbaa !{{[0-9]+}}
15
16; CHECK: Immutability part of the struct tag metadata must be either 0 or 1
17; CHECK-NEXT:  store i32 2, i32* %ptr, align 4, !tbaa !{{[0-9]+}}
18
19; CHECK: Offset must be constant integer
20; CHECK-NEXT:  store i32 3, i32* %ptr, align 4, !tbaa !{{[0-9]+}}
21
22; CHECK: Malformed struct tag metadata:  base and access-type should be non-null and point to Metadata nodes
23; CHECK-NEXT:  store i32 4, i32* %ptr, align 4, !tbaa !{{[0-9]+}}
24
25; CHECK: Access type node must be a valid scalar type
26; CHECK-NEXT:  store i32 5, i32* %ptr, align 4, !tbaa !{{[0-9]+}}
27
28; CHECK: Access bit-width not the same as description bit-width
29; CHECK-NEXT:  store i32 6, i32* %ptr, align 4, !tbaa !{{[0-9]+}}
30
31; CHECK: Access type node must be a valid scalar type
32; CHECK-NEXT:  store i32 7, i32* %ptr, align 4, !tbaa !{{[0-9]+}}
33
34; CHECK: Struct tag nodes have a string as their first operand
35; CHECK-NEXT:  !{{[0-9]+}} = !{!{{[0-9]+}}, !{{[0-9]+}}, i64 0}
36
37; CHECK: Access type node must be a valid scalar type
38; CHECK-NEXT:  store i32 9, i32* %ptr, align 4, !tbaa !{{[0-9]+}}
39
40  store i32 0, i32* %ptr, !tbaa !{!3, !2, i64 40, i64 0, i64 1, i64 2}
41  store i32 1, i32* %ptr, !tbaa !{!3, !2, i64 40, !"immutable"}
42  store i32 2, i32* %ptr, !tbaa !{!3, !2, i64 40, i64 4}
43  store i32 3, i32* %ptr, !tbaa !{!3, !2, !"40", i64 0}
44  store i32 4, i32* %ptr, !tbaa !{!3, null, !"40", i64 0}
45  store i32 5, i32* %ptr, !tbaa !{!3, !3, !"40", i64 0}
46  store i32 6, i32* %ptr, !tbaa !{!3, !2, i32 40, i64 0}
47  store i32 7, i32* %ptr, !tbaa !{!3, !12, i32 40, i64 0}, !metadata !42
48  store i32 8, i32* %ptr, !tbaa !{!13, !1, i64 0}
49  store i32 9, i32* %ptr, !tbaa !{!14, !14, i64 0}
50  ret void
51}
52!42 = !{!"Do no strip this!"}
53
54define void @f_1(i32* %ptr) {
55; This part checks for more semantic verifier rules.
56
57; CHECK: Cycle detected in struct path
58; CHECK-NEXT:  store i32 0, i32* %ptr, align 4, !tbaa !{{[0-9]+}}
59
60; CHECK: Offset not zero at the point of scalar access
61; CHECK-NEXT:  store i32 1, i32* %ptr, align 4, !tbaa !{{[0-9]+}}
62
63; CHECK: Offset not zero at the point of scalar access
64; CHECK-NEXT:  store i32 2, i32* %ptr, align 4, !tbaa !{{[0-9]+}}
65
66; CHECK: Could not find TBAA parent in struct type node
67; CHECK-NEXT:  store i32 3, i32* %ptr, align 4, !tbaa !{{[0-9]+}}
68
69; CHECK: Did not see access type in access path!
70; CHECK-NEXT:  store i32 3, i32* %ptr, align 4, !tbaa !{{[0-9]+}}
71
72; CHECK: Access type node must be a valid scalar type
73; CHECK-NEXT:  store i32 4, i32* %ptr, align 4, !tbaa !{{[0-9]+}}
74
75; CHECK: Access type node must be a valid scalar type
76; CHECK-NEXT:  store i32 5, i32* %ptr, align 4, !tbaa !{{[0-9]+}}
77
78; CHECK: Access type node must be a valid scalar type
79; CHECK-NEXT:  store i32 6, i32* %ptr, align 4, !tbaa !{{[0-9]+}}
80
81; CHECK: Struct tag nodes must have an odd number of operands!
82; CHECK-NEXT:!{{[0-9]+}} = !{!"bad-struct-type-0", !{{[0-9]+}}, i64 40, !{{[0-9]+}}}
83
84; CHECK: Incorrect field entry in struct type node!
85; CHECK-NEXT:  store i32 8, i32* %ptr, align 4, !tbaa !{{[0-9]+}}
86
87; CHECK: Bitwidth between the offsets and struct type entries must match
88; CHECK-NEXT:  store i32 9, i32* %ptr, align 4, !tbaa !{{[0-9]+}}
89
90; CHECK: Offsets must be increasing!
91; CHECK-NEXT:  store i32 10, i32* %ptr, align 4, !tbaa !{{[0-9]+}}
92
93  store i32 0, i32* %ptr, !tbaa !{!4, !2, i64 40}
94  store i32 1, i32* %ptr, !tbaa !{!3, !2, i64 45}
95  store i32 2, i32* %ptr, !tbaa !{!3, !2, i64 45}
96  store i32 3, i32* %ptr, !tbaa !{!3, !2, i64 10}
97  store i32 4, i32* %ptr, !tbaa !{!5, !5, i64 0}
98  store i32 5, i32* %ptr, !tbaa !{!6, !6, i64 0}
99  store i32 6, i32* %ptr, !tbaa !{!7, !7, i64 0}
100  store i32 7, i32* %ptr, !tbaa !{!8, !1, i64 40}
101  store i32 8, i32* %ptr, !tbaa !{!9, !1, i64 40}
102  store i32 9, i32* %ptr, !tbaa !{!10, !1, i64 40}
103  store i32 10, i32* %ptr, !tbaa !{!11, !1, i64 40}
104  ret void
105}
106
107
108
109!0 = !{!"root"}
110!1 = !{!"scalar-a", !0}
111!2 = !{!"scalar-b", !0}
112!3 = !{!"struct-a", !2, i64 20, !1, i64 40}
113!4 = distinct !{!"self-recursive-struct", !2, i64 20, !4, i64 40}
114!5 = !{!"bad-scalar-0", i64 40}
115!6 = !{i64 42, !0}
116!7 = !{!"bad-scalar-1", null}
117!8 = !{!"bad-struct-type-0", !1, i64 40, !1}
118!9 = !{!"bad-struct-type-1", !1, i64 40, i64 56, !1}
119!10 = !{!"bad-struct-type-2", !1, i64 40, !1, i32 56}
120!11 = !{!"bad-struct-type-2", !1, i64 80, !1, i64 56}
121!12 = !{!"bad-scalar-2", !3, i64 0}
122!13 = !{!1, !1, i64 0}
123!14 = !{!"bad-scalar-2", !13}
124