1; RUN: llc -mtriple=i686-- -O0 < %s -filetype=obj | llvm-dwarfdump -v - | FileCheck %s 2 3; CHECK-LABEL: .debug_info contents: 4 5; CHECK-LABEL: DW_TAG_subprogram 6; CHECK: DW_AT_name [DW_FORM_strp] ( {{.*}}"foo") 7; CHECK: DW_TAG_formal_parameter 8; CHECK-NEXT: DW_AT_location [DW_FORM_exprloc] (DW_OP_fbreg {{[^ ]*}}) 9; CHECK-NEXT: DW_AT_name [DW_FORM_strp] ( {{.*}}"my_r0") 10 11%struct.Pt = type { double, double } 12%struct.Rect = type { %struct.Pt, %struct.Pt } 13 14define double @foo(ptr byval(%struct.Rect) %my_r0) nounwind ssp !dbg !1 { 15entry: 16 %retval = alloca double ; <ptr> [#uses=2] 17 %0 = alloca double ; <ptr> [#uses=2] 18 %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] 19 call void @llvm.dbg.declare(metadata ptr %my_r0, metadata !0, metadata !DIExpression()), !dbg !15 20 %1 = load double, ptr %my_r0, align 8, !dbg !16 ; <double> [#uses=1] 21 store double %1, ptr %0, align 8, !dbg !16 22 %2 = load double, ptr %0, align 8, !dbg !16 ; <double> [#uses=1] 23 store double %2, ptr %retval, align 8, !dbg !16 24 br label %return, !dbg !16 25 26return: ; preds = %entry 27 %retval1 = load double, ptr %retval, !dbg !16 ; <double> [#uses=1] 28 ret double %retval1, !dbg !16 29} 30 31declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone 32 33!llvm.dbg.cu = !{!3} 34!llvm.module.flags = !{!21} 35 36!0 = !DILocalVariable(name: "my_r0", line: 11, arg: 1, scope: !1, file: !2, type: !7) 37!1 = distinct !DISubprogram(name: "foo", linkageName: "foo", line: 11, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: false, unit: !3, scopeLine: 11, file: !19, scope: !2, type: !4) 38!2 = !DIFile(filename: "b2.c", directory: "/tmp/") 39!3 = distinct !DICompileUnit(language: DW_LANG_C89, producer: "4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", isOptimized: false, emissionKind: FullDebug, file: !19, enums: !20, retainedTypes: !20) 40!4 = !DISubroutineType(types: !5) 41!5 = !{!6, !7} 42!6 = !DIBasicType(tag: DW_TAG_base_type, name: "double", size: 64, align: 64, encoding: DW_ATE_float) 43!7 = !DICompositeType(tag: DW_TAG_structure_type, name: "Rect", line: 6, size: 256, align: 64, file: !19, scope: !2, elements: !8) 44!8 = !{!9, !14} 45!9 = !DIDerivedType(tag: DW_TAG_member, name: "P1", line: 7, size: 128, align: 64, file: !19, scope: !7, baseType: !10) 46!10 = !DICompositeType(tag: DW_TAG_structure_type, name: "Pt", line: 1, size: 128, align: 64, file: !19, scope: !2, elements: !11) 47!11 = !{!12, !13} 48!12 = !DIDerivedType(tag: DW_TAG_member, name: "x", line: 2, size: 64, align: 64, file: !19, scope: !10, baseType: !6) 49!13 = !DIDerivedType(tag: DW_TAG_member, name: "y", line: 3, size: 64, align: 64, offset: 64, file: !19, scope: !10, baseType: !6) 50!14 = !DIDerivedType(tag: DW_TAG_member, name: "P2", line: 8, size: 128, align: 64, offset: 128, file: !19, scope: !7, baseType: !10) 51!15 = !DILocation(line: 11, scope: !1) 52!16 = !DILocation(line: 12, scope: !17) 53!17 = distinct !DILexicalBlock(line: 11, column: 0, file: !19, scope: !1) 54!19 = !DIFile(filename: "b2.c", directory: "/tmp/") 55!20 = !{} 56!21 = !{i32 1, !"Debug Info Version", i32 3} 57