xref: /llvm-project/llvm/test/Bitcode/upgrade-dbg-addr.ll (revision 094572701dce4aaf36f4521d6cf750420d39f206)
1; Test upgrade of dbg.addr intrinsics into dbg.value with DW_OP_deref appended
2;
3; RUN: llvm-dis < %s.bc --write-experimental-debuginfo=false | FileCheck %s
4; RUN: llvm-dis < %s.bc --load-bitcode-into-experimental-debuginfo-iterators --write-experimental-debuginfo=false | FileCheck %s
5; RUN: verify-uselistorder < %s.bc
6
7define i32 @example(i32 %num) {
8entry:
9  %num.addr = alloca i32, align 4
10  store i32 %num, ptr %num.addr, align 4
11  ; CHECK-NOT: call void @llvm.dbg.addr
12  ; CHECK: call void @llvm.dbg.value(metadata ptr %num.addr, metadata ![[#]], metadata !DIExpression(DW_OP_deref))
13  call void @llvm.dbg.addr(metadata ptr %num.addr, metadata !16, metadata !DIExpression(DW_OP_plus_uconst, 0)), !dbg !17
14  %0 = load i32, ptr %num.addr, align 4
15  ret i32 %0
16}
17
18; CHECK: declare void @llvm.dbg.value(metadata, metadata, metadata)
19declare void @llvm.dbg.addr(metadata, metadata, metadata)
20
21!llvm.dbg.cu = !{!0}
22!llvm.module.flags = !{!2}
23
24!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1)
25!1 = !DIFile(filename: "/app/example.c", directory: "/app")
26!2 = !{i32 2, !"Debug Info Version", i32 3}
27!10 = distinct !DISubprogram(name: "example", scope: !11, file: !11, line: 1, type: !12, scopeLine: 1, unit: !0, retainedNodes: !15)
28!11 = !DIFile(filename: "example.c", directory: "/app")
29!12 = !DISubroutineType(types: !13)
30!13 = !{!14}
31!14 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
32!15 = !{}
33!16 = !DILocalVariable(name: "num", arg: 1, scope: !10, file: !11, line: 1, type: !14)
34!17 = !DILocation(line: 1, column: 17, scope: !10)
35