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 14 define double @foo(%struct.Rect* byval %my_r0) nounwind ssp !dbg !1 { 15 entry: 16 %retval = alloca double ; <double*> [#uses=2] 17 %0 = alloca double ; <double*> [#uses=2] 18 %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] 19 call void @llvm.dbg.declare(metadata %struct.Rect* %my_r0, metadata !0, metadata !DIExpression()), !dbg !15 20 %1 = getelementptr inbounds %struct.Rect, %struct.Rect* %my_r0, i32 0, i32 0, !dbg !16 ; <%struct.Pt*> [#uses=1] 21 %2 = getelementptr inbounds %struct.Pt, %struct.Pt* %1, i32 0, i32 0, !dbg !16 ; <double*> [#uses=1] 22 %3 = load double, double* %2, align 8, !dbg !16 ; <double> [#uses=1] 23 store double %3, double* %0, align 8, !dbg !16 24 %4 = load double, double* %0, align 8, !dbg !16 ; <double> [#uses=1] 25 store double %4, double* %retval, align 8, !dbg !16 26 br label %return, !dbg !16 27 28 return: ; preds = %entry 29 %retval1 = load double, double* %retval, !dbg !16 ; <double> [#uses=1] 30 ret double %retval1, !dbg !16 31 } 32 33 declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone 34 35 !llvm.dbg.cu = !{!3} 36 !llvm.module.flags = !{!21} 37 38 !0 = !DILocalVariable(name: "my_r0", line: 11, arg: 1, scope: !1, file: !2, type: !7) 39 !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) 40 !2 = !DIFile(filename: "b2.c", directory: "/tmp/") 41 !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) 42 !4 = !DISubroutineType(types: !5) 43 !5 = !{!6, !7} 44 !6 = !DIBasicType(tag: DW_TAG_base_type, name: "double", size: 64, align: 64, encoding: DW_ATE_float) 45 !7 = !DICompositeType(tag: DW_TAG_structure_type, name: "Rect", line: 6, size: 256, align: 64, file: !19, scope: !2, elements: !8) 46 !8 = !{!9, !14} 47 !9 = !DIDerivedType(tag: DW_TAG_member, name: "P1", line: 7, size: 128, align: 64, file: !19, scope: !7, baseType: !10) 48 !10 = !DICompositeType(tag: DW_TAG_structure_type, name: "Pt", line: 1, size: 128, align: 64, file: !19, scope: !2, elements: !11) 49 !11 = !{!12, !13} 50 !12 = !DIDerivedType(tag: DW_TAG_member, name: "x", line: 2, size: 64, align: 64, file: !19, scope: !10, baseType: !6) 51 !13 = !DIDerivedType(tag: DW_TAG_member, name: "y", line: 3, size: 64, align: 64, offset: 64, file: !19, scope: !10, baseType: !6) 52 !14 = !DIDerivedType(tag: DW_TAG_member, name: "P2", line: 8, size: 128, align: 64, offset: 128, file: !19, scope: !7, baseType: !10) 53 !15 = !DILocation(line: 11, scope: !1) 54 !16 = !DILocation(line: 12, scope: !17) 55 !17 = distinct !DILexicalBlock(line: 11, column: 0, file: !19, scope: !1) 56 !19 = !DIFile(filename: "b2.c", directory: "/tmp/") 57 !20 = !{} 58 !21 = !{i32 1, !"Debug Info Version", i32 3} 59
