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1; RUN: llc < %s -filetype=obj -o - | llvm-readobj --codeview --codeview-subsection-bytes - | FileCheck %s2; RUN: llc < %s -o - | llvm-mc -filetype=obj --triple=x86_64-windows | llvm-readobj --codeview --codeview-subsection-bytes - | FileCheck %s3 4; Check how we pad out the LF_FUNC_ID records. The 00F3F2F1 bytes in LeafData are5; what's interesting here.6 7; CHECK: FuncId (0x1002) {8; CHECK: TypeLeafKind: LF_FUNC_ID (0x1601)9; CHECK: Name: a10; CHECK: LeafData (11; CHECK: 0000: {{.*}} 6100F2F1 |........a...|12; CHECK: )13; CHECK: }14; CHECK: FuncId (0x1003) {15; CHECK: TypeLeafKind: LF_FUNC_ID (0x1601)16; CHECK: Name: ab17; CHECK: LeafData (18; CHECK: 0000: {{.*}} 616200F1 |........ab..|19; CHECK: )20; CHECK: }21; CHECK: FuncId (0x1004) {22; CHECK: TypeLeafKind: LF_FUNC_ID (0x1601)23; CHECK: Name: abc24; CHECK: LeafData (25; CHECK: 0000: {{.*}} 61626300 |........abc.|26; CHECK: )27; CHECK: }28; CHECK: FuncId (0x1005) {29; CHECK: TypeLeafKind: LF_FUNC_ID (0x1601)30; CHECK: Name: abcd31; CHECK: LeafData (32; CHECK: 0000: {{.*}} 61626364 00F3F2F1 |........abcd....|33; CHECK: )34; CHECK: }35 36; CHECK: InlineesSym {37; CHECK-NEXT: Kind: S_INLINEES (0x1168)38; CHECK-NEXT: Inlinees [39; CHECK-NEXT: FuncID: a (0x1002)40; CHECK-NEXT: FuncID: ab (0x1003)41; CHECK-NEXT: FuncID: abc (0x1004)42; CHECK-NEXT: FuncID: abcd (0x1005)43; CHECK-NEXT: ]44 45; C++ source used to generate the IR:46;47; extern volatile int x;48; static void a() { x++; }49; static void ab() { x++; }50; static void abc() { x++; }51; static void abcd() { x++; }52; int main() {53; a();54; ab();55; abc();56; abcd();57; }58 59; ModuleID = 't.cpp'60source_filename = "t.cpp"61target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"62target triple = "x86_64-pc-windows-msvc"63 64@x = external global i32, align 465 66; Function Attrs: norecurse nounwind67define i32 @main() #0 !dbg !6 {68entry:69 store volatile i32 0, ptr @x, align 4, !dbg !11, !tbaa !1670 store volatile i32 0, ptr @x, align 4, !dbg !20, !tbaa !1671 store volatile i32 0, ptr @x, align 4, !dbg !23, !tbaa !1672 store volatile i32 0, ptr @x, align 4, !dbg !26, !tbaa !1673 ret i32 0, !dbg !2974}75 76attributes #0 = { norecurse nounwind "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-features"="+mmx,+sse,+sse2,+x87" "use-soft-float"="false" }77 78!llvm.dbg.cu = !{!0}79!llvm.module.flags = !{!3, !4}80!llvm.ident = !{!5}81 82!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.9.0 (trunk 270461) (llvm/trunk 270469)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)83!1 = !DIFile(filename: "<stdin>", directory: "D:\5Csrc\5Cllvm\5Cbuild")84!2 = !{}85!3 = !{i32 2, !"CodeView", i32 1}86!4 = !{i32 2, !"Debug Info Version", i32 3}87!5 = !{!"clang version 3.9.0 (trunk 270461) (llvm/trunk 270469)"}88!6 = distinct !DISubprogram(name: "main", scope: !7, file: !7, line: 6, type: !8, isLocal: false, isDefinition: true, scopeLine: 6, isOptimized: true, unit: !0, retainedNodes: !2)89!7 = !DIFile(filename: "t.cpp", directory: "D:\5Csrc\5Cllvm\5Cbuild")90!8 = !DISubroutineType(types: !9)91!9 = !{!10}92!10 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)93!11 = !DILocation(line: 2, scope: !12, inlinedAt: !15)94!12 = distinct !DISubprogram(name: "a", scope: !7, file: !7, line: 2, type: !13, isLocal: true, isDefinition: true, scopeLine: 2, isOptimized: true, unit: !0, retainedNodes: !2)95!13 = !DISubroutineType(types: !14)96!14 = !{null}97!15 = distinct !DILocation(line: 7, scope: !6)98!16 = !{!17, !17, i64 0}99!17 = !{!"int", !18, i64 0}100!18 = !{!"omnipotent char", !19, i64 0}101!19 = !{!"Simple C/C++ TBAA"}102!20 = !DILocation(line: 3, scope: !21, inlinedAt: !22)103!21 = distinct !DISubprogram(name: "ab", scope: !7, file: !7, line: 3, type: !13, isLocal: true, isDefinition: true, scopeLine: 3, isOptimized: true, unit: !0, retainedNodes: !2)104!22 = distinct !DILocation(line: 8, scope: !6)105!23 = !DILocation(line: 4, scope: !24, inlinedAt: !25)106!24 = distinct !DISubprogram(name: "abc", scope: !7, file: !7, line: 4, type: !13, isLocal: true, isDefinition: true, scopeLine: 4, isOptimized: true, unit: !0, retainedNodes: !2)107!25 = distinct !DILocation(line: 9, scope: !6)108!26 = !DILocation(line: 5, scope: !27, inlinedAt: !28)109!27 = distinct !DISubprogram(name: "abcd", scope: !7, file: !7, line: 5, type: !13, isLocal: true, isDefinition: true, scopeLine: 5, isOptimized: true, unit: !0, retainedNodes: !2)110!28 = distinct !DILocation(line: 10, scope: !6)111!29 = !DILocation(line: 11, scope: !6)112