1 ; RUN: llc < %s -filetype=obj -o - | llvm-readobj -codeview -codeview-subsection-bytes | FileCheck %s 2 3 ; Check how we pad out the LF_FUNC_ID records. The 00F3F2F1 bytes in LeafData are 4 ; what's interesting here. 5 6 ; CHECK: FuncId (0x1002) { 7 ; CHECK: TypeLeafKind: LF_FUNC_ID (0x1601) 8 ; CHECK: Name: a 9 ; CHECK: LeafData ( 10 ; CHECK: 0000: {{.*}} 6100F2F1 |........a...| 11 ; CHECK: ) 12 ; CHECK: } 13 ; CHECK: FuncId (0x1003) { 14 ; CHECK: TypeLeafKind: LF_FUNC_ID (0x1601) 15 ; CHECK: Name: ab 16 ; CHECK: LeafData ( 17 ; CHECK: 0000: {{.*}} 616200F1 |........ab..| 18 ; CHECK: ) 19 ; CHECK: } 20 ; CHECK: FuncId (0x1004) { 21 ; CHECK: TypeLeafKind: LF_FUNC_ID (0x1601) 22 ; CHECK: Name: abc 23 ; CHECK: LeafData ( 24 ; CHECK: 0000: {{.*}} 61626300 |........abc.| 25 ; CHECK: ) 26 ; CHECK: } 27 ; CHECK: FuncId (0x1005) { 28 ; CHECK: TypeLeafKind: LF_FUNC_ID (0x1601) 29 ; CHECK: Name: abcd 30 ; CHECK: LeafData ( 31 ; CHECK: 0000: {{.*}} 61626364 00F3F2F1 |........abcd....| 32 ; CHECK: ) 33 ; CHECK: } 34 35 ; C++ source used to generate the IR: 36 ; 37 ; extern volatile int x; 38 ; static void a() { x++; } 39 ; static void ab() { x++; } 40 ; static void abc() { x++; } 41 ; static void abcd() { x++; } 42 ; int main() { 43 ; a(); 44 ; ab(); 45 ; abc(); 46 ; abcd(); 47 ; } 48 49 ; ModuleID = 't.cpp' 50 source_filename = "t.cpp" 51 target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128" 52 target triple = "x86_64-pc-windows-msvc" 53 54 @x = external global i32, align 4 55 56 ; Function Attrs: norecurse nounwind 57 define i32 @main() #0 !dbg !6 { 58 entry: 59 store volatile i32 0, i32* @x, align 4, !dbg !11, !tbaa !16 60 store volatile i32 0, i32* @x, align 4, !dbg !20, !tbaa !16 61 store volatile i32 0, i32* @x, align 4, !dbg !23, !tbaa !16 62 store volatile i32 0, i32* @x, align 4, !dbg !26, !tbaa !16 63 ret i32 0, !dbg !29 64 } 65 66 attributes #0 = { norecurse nounwind "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "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" "unsafe-fp-math"="false" "use-soft-float"="false" } 67 68 !llvm.dbg.cu = !{!0} 69 !llvm.module.flags = !{!3, !4} 70 !llvm.ident = !{!5} 71 72 !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) 73 !1 = !DIFile(filename: "<stdin>", directory: "D:\5Csrc\5Cllvm\5Cbuild") 74 !2 = !{} 75 !3 = !{i32 2, !"CodeView", i32 1} 76 !4 = !{i32 2, !"Debug Info Version", i32 3} 77 !5 = !{!"clang version 3.9.0 (trunk 270461) (llvm/trunk 270469)"} 78 !6 = distinct !DISubprogram(name: "main", scope: !7, file: !7, line: 6, type: !8, isLocal: false, isDefinition: true, scopeLine: 6, isOptimized: true, unit: !0, variables: !2) 79 !7 = !DIFile(filename: "t.cpp", directory: "D:\5Csrc\5Cllvm\5Cbuild") 80 !8 = !DISubroutineType(types: !9) 81 !9 = !{!10} 82 !10 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed) 83 !11 = !DILocation(line: 2, scope: !12, inlinedAt: !15) 84 !12 = distinct !DISubprogram(name: "a", scope: !7, file: !7, line: 2, type: !13, isLocal: true, isDefinition: true, scopeLine: 2, isOptimized: true, unit: !0, variables: !2) 85 !13 = !DISubroutineType(types: !14) 86 !14 = !{null} 87 !15 = distinct !DILocation(line: 7, scope: !6) 88 !16 = !{!17, !17, i64 0} 89 !17 = !{!"int", !18, i64 0} 90 !18 = !{!"omnipotent char", !19, i64 0} 91 !19 = !{!"Simple C/C++ TBAA"} 92 !20 = !DILocation(line: 3, scope: !21, inlinedAt: !22) 93 !21 = distinct !DISubprogram(name: "ab", scope: !7, file: !7, line: 3, type: !13, isLocal: true, isDefinition: true, scopeLine: 3, isOptimized: true, unit: !0, variables: !2) 94 !22 = distinct !DILocation(line: 8, scope: !6) 95 !23 = !DILocation(line: 4, scope: !24, inlinedAt: !25) 96 !24 = distinct !DISubprogram(name: "abc", scope: !7, file: !7, line: 4, type: !13, isLocal: true, isDefinition: true, scopeLine: 4, isOptimized: true, unit: !0, variables: !2) 97 !25 = distinct !DILocation(line: 9, scope: !6) 98 !26 = !DILocation(line: 5, scope: !27, inlinedAt: !28) 99 !27 = distinct !DISubprogram(name: "abcd", scope: !7, file: !7, line: 5, type: !13, isLocal: true, isDefinition: true, scopeLine: 5, isOptimized: true, unit: !0, variables: !2) 100 !28 = distinct !DILocation(line: 10, scope: !6) 101 !29 = !DILocation(line: 11, scope: !6) 102
