xref: /aosp_15_r20/external/llvm/test/Verifier/align-md.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: not llvm-as < %s -o /dev/null 2>&1 | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Workerdeclare i8* @foo()
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Workerdefine void @f1() {
6*9880d681SAndroid Build Coastguard Workerentry:
7*9880d681SAndroid Build Coastguard Worker  call i8* @foo(), !align !{i64 2}
8*9880d681SAndroid Build Coastguard Worker  ret void
9*9880d681SAndroid Build Coastguard Worker}
10*9880d681SAndroid Build Coastguard Worker; CHECK: align applies only to load instructions
11*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: call i8* @foo()
12*9880d681SAndroid Build Coastguard Worker
13*9880d681SAndroid Build Coastguard Workerdefine i8 @f2(i8* %x) {
14*9880d681SAndroid Build Coastguard Workerentry:
15*9880d681SAndroid Build Coastguard Worker  %y = load i8, i8* %x, !align !{i64 2}
16*9880d681SAndroid Build Coastguard Worker  ret i8 %y
17*9880d681SAndroid Build Coastguard Worker}
18*9880d681SAndroid Build Coastguard Worker; CHECK: align applies only to pointer types
19*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: load i8, i8* %x
20*9880d681SAndroid Build Coastguard Worker
21*9880d681SAndroid Build Coastguard Workerdefine i8* @f3(i8** %x) {
22*9880d681SAndroid Build Coastguard Workerentry:
23*9880d681SAndroid Build Coastguard Worker  %y = load i8*, i8** %x, !align !{}
24*9880d681SAndroid Build Coastguard Worker  ret i8* %y
25*9880d681SAndroid Build Coastguard Worker}
26*9880d681SAndroid Build Coastguard Worker; CHECK: align takes one operand
27*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: load i8*, i8** %x
28*9880d681SAndroid Build Coastguard Worker
29*9880d681SAndroid Build Coastguard Workerdefine i8* @f4(i8** %x) {
30*9880d681SAndroid Build Coastguard Workerentry:
31*9880d681SAndroid Build Coastguard Worker  %y = load i8*, i8** %x, !align !{!"str"}
32*9880d681SAndroid Build Coastguard Worker  ret i8* %y
33*9880d681SAndroid Build Coastguard Worker}
34*9880d681SAndroid Build Coastguard Worker; CHECK: align metadata value must be an i64!
35*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: load i8*, i8** %x
36*9880d681SAndroid Build Coastguard Worker
37*9880d681SAndroid Build Coastguard Workerdefine i8* @f5(i8** %x) {
38*9880d681SAndroid Build Coastguard Workerentry:
39*9880d681SAndroid Build Coastguard Worker  %y = load i8*, i8** %x, !align !{i32 2}
40*9880d681SAndroid Build Coastguard Worker  ret i8* %y
41*9880d681SAndroid Build Coastguard Worker}
42*9880d681SAndroid Build Coastguard Worker; CHECK: align metadata value must be an i64!
43*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: load i8*, i8** %x
44*9880d681SAndroid Build Coastguard Worker
45*9880d681SAndroid Build Coastguard Workerdefine i8* @f6(i8** %x) {
46*9880d681SAndroid Build Coastguard Workerentry:
47*9880d681SAndroid Build Coastguard Worker  %y = load i8*, i8** %x, !align !{i64 3}
48*9880d681SAndroid Build Coastguard Worker  ret i8* %y
49*9880d681SAndroid Build Coastguard Worker}
50*9880d681SAndroid Build Coastguard Worker; CHECK: align metadata value must be a power of 2!
51*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: load i8*, i8** %x
52*9880d681SAndroid Build Coastguard Worker
53*9880d681SAndroid Build Coastguard Workerdefine i8* @f7(i8** %x) {
54*9880d681SAndroid Build Coastguard Workerentry:
55*9880d681SAndroid Build Coastguard Worker  %y = load i8*, i8** %x, !align !{i64 1073741824}
56*9880d681SAndroid Build Coastguard Worker  ret i8* %y
57*9880d681SAndroid Build Coastguard Worker}
58*9880d681SAndroid Build Coastguard Worker; CHECK: alignment is larger that implementation defined limit
59*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: load i8*, i8** %x