xref: /llvm-project/llvm/test/DebugInfo/X86/fi-expr.ll (revision 5a288fa32e0c91b211e39f3e370255916902f898)
1; RUN: llc -mtriple=x86_64-apple-darwin -o - %s -filetype=obj \
2; RUN:   | llvm-dwarfdump -v -debug-info - | FileCheck %s
3; A hand-crafted FrameIndex location with a DW_OP_deref.
4; CHECK: DW_TAG_formal_parameter
5;                                          fbreg -8, deref
6; CHECK-NEXT: DW_AT_location {{.*}} (DW_OP_fbreg -8, DW_OP_deref)
7; CHECK-NEXT: DW_AT_name {{.*}} "foo"
8
9define void @f(ptr %bar) !dbg !6 {
10entry:
11  %foo.addr = alloca ptr
12  store ptr %bar, ptr %foo.addr
13  call void @llvm.dbg.declare(metadata ptr %foo.addr, metadata !12, metadata !13), !dbg !14
14  ret void, !dbg !15
15}
16
17declare void @llvm.dbg.declare(metadata, metadata, metadata)
18
19!llvm.dbg.cu = !{!0}
20!llvm.module.flags = !{!3, !4}
21
22!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
23!1 = !DIFile(filename: "t.c", directory: "/")
24!2 = !{}
25!3 = !{i32 2, !"Dwarf Version", i32 4}
26!4 = !{i32 2, !"Debug Info Version", i32 3}
27!6 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 1, type: !7, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2)
28!7 = !DISubroutineType(types: !8)
29!8 = !{null, !9}
30!9 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !10, size: 64)
31!10 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !11)
32!11 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char)
33!12 = !DILocalVariable(name: "foo", arg: 1, scope: !6, file: !1, line: 1, type: !10)
34!13 = !DIExpression(DW_OP_deref)
35!14 = !DILocation(line: 1, scope: !6)
36!15 = !DILocation(line: 1, scope: !6)
37