1; RUN: llc -mtriple=x86_64-linux-gnueabi -disable-debug-info-print < %s | FileCheck %s 2; RUN: opt -strip -S < %s | llc -mtriple=x86_64-linux-gnueabi -disable-debug-info-print | FileCheck %s 3 4; This test checks if the code is generated correctly with and without debug info. 5 6; This LL file was generated by running 'clang -g -gcodeview' on the 7; following code: 8; 1: extern "C" volatile int x; 9; 2: extern "C" void capture(int *p); 10; 3: static __forceinline inline void will_be_inlined() { 11; 4: int v = 3; 12; 5: capture(&v); 13; 6: } 14; 7: extern "C" void f(int param) { 15; 8: if (param) { 16; 9: int a = 42; 17; 10: will_be_inlined(); 18; 11: capture(&a); 19; 12: } else { 20; 13: int b = 42; 21; 14: will_be_inlined(); 22; 15: capture(&b); 23; 16: } 24; 17: } 25 26; ModuleID = 't.cpp' 27 28; Function Attrs: nounwind uwtable 29define void @f(i32 %param) #0 !dbg !4 { 30entry: 31 %v.i1 = alloca i32, align 4 32 call void @llvm.dbg.declare(metadata i32* %v.i1, metadata !15, metadata !16), !dbg !17 33 %v.i = alloca i32, align 4 34 call void @llvm.dbg.declare(metadata i32* %v.i, metadata !15, metadata !16), !dbg !21 35 %param.addr = alloca i32, align 4 36 %a = alloca i32, align 4 37 %b = alloca i32, align 4 38 store i32 %param, i32* %param.addr, align 4 39 call void @llvm.dbg.declare(metadata i32* %param.addr, metadata !24, metadata !16), !dbg !25 40 %0 = load i32, i32* %param.addr, align 4, !dbg !26 41 %tobool = icmp ne i32 %0, 0, !dbg !26 42 br i1 %tobool, label %if.then, label %if.else, !dbg !27 43 44;CHECK: movl [[REG:.*]], 20(%rsp) 45;CHECK: je [[LABEL:.*]] 46 47if.then: ; preds = %entry 48 call void @llvm.dbg.declare(metadata i32* %a, metadata !28, metadata !16), !dbg !29 49 store i32 42, i32* %a, align 4, !dbg !29 50 store i32 3, i32* %v.i, align 4, !dbg !21 51 call void @capture(i32* %v.i) #3, !dbg !30 52 call void @capture(i32* %a), !dbg !31 53 br label %if.end, !dbg !32 54 55;CHECK: movl $3, 12(%rsp) 56 57if.else: ; preds = %entry 58 call void @llvm.dbg.declare(metadata i32* %b, metadata !33, metadata !16), !dbg !34 59 store i32 42, i32* %b, align 4, !dbg !34 60 store i32 3, i32* %v.i1, align 4, !dbg !17 61 call void @capture(i32* %v.i1) #3, !dbg !35 62 call void @capture(i32* %b), !dbg !36 63 br label %if.end 64 65;CHECK: [[LABEL]]: 66;CHECK: movl $3, 16(%rsp) 67 68if.end: ; preds = %if.else, %if.then 69 ret void, !dbg !37 70} 71 72; Function Attrs: nounwind readnone 73declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 74 75declare void @capture(i32*) #2 76 77attributes #0 = { nounwind uwtable "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2" "unsafe-fp-math"="false" "use-soft-float"="false" } 78attributes #1 = { nounwind readnone } 79attributes #2 = { "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2" "unsafe-fp-math"="false" "use-soft-float"="false" } 80attributes #3 = { nounwind } 81 82!llvm.dbg.cu = !{!0} 83!llvm.module.flags = !{!11, !12, !13} 84!llvm.ident = !{!14} 85 86!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 3.9.0 ", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2) 87!1 = !DIFile(filename: "t.cpp", directory: "D:\5Csrc\5Cllvm\5Cbuild") 88!2 = !{} 89!4 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 7, type: !5, isLocal: false, isDefinition: true, scopeLine: 7, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2) 90!5 = !DISubroutineType(types: !6) 91!6 = !{null, !7} 92!7 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed) 93!8 = distinct !DISubprogram(name: "will_be_inlined", linkageName: "\01?will_be_inlined@@YAXXZ", scope: !1, file: !1, line: 3, type: !9, isLocal: true, isDefinition: true, scopeLine: 3, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2) 94!9 = !DISubroutineType(types: !10) 95!10 = !{null} 96!11 = !{i32 2, !"CodeView", i32 1} 97!12 = !{i32 2, !"Debug Info Version", i32 3} 98!13 = !{i32 1, !"PIC Level", i32 2} 99!14 = !{!"clang version 3.9.0 "} 100!15 = !DILocalVariable(name: "v", scope: !8, file: !1, line: 4, type: !7) 101!16 = !DIExpression() 102!17 = !DILocation(line: 4, column: 7, scope: !8, inlinedAt: !18) 103!18 = distinct !DILocation(line: 14, column: 5, scope: !19) 104!19 = distinct !DILexicalBlock(scope: !20, file: !1, line: 12, column: 10) 105!20 = distinct !DILexicalBlock(scope: !4, file: !1, line: 8, column: 7) 106!21 = !DILocation(line: 4, column: 7, scope: !8, inlinedAt: !22) 107!22 = distinct !DILocation(line: 10, column: 5, scope: !23) 108!23 = distinct !DILexicalBlock(scope: !20, file: !1, line: 8, column: 14) 109!24 = !DILocalVariable(name: "param", arg: 1, scope: !4, file: !1, line: 7, type: !7) 110!25 = !DILocation(line: 7, column: 23, scope: !4) 111!26 = !DILocation(line: 8, column: 7, scope: !20) 112!27 = !DILocation(line: 8, column: 7, scope: !4) 113!28 = !DILocalVariable(name: "a", scope: !23, file: !1, line: 9, type: !7) 114!29 = !DILocation(line: 9, column: 9, scope: !23) 115!30 = !DILocation(line: 5, column: 3, scope: !8, inlinedAt: !22) 116!31 = !DILocation(line: 11, column: 5, scope: !23) 117!32 = !DILocation(line: 12, column: 3, scope: !23) 118!33 = !DILocalVariable(name: "b", scope: !19, file: !1, line: 13, type: !7) 119!34 = !DILocation(line: 13, column: 9, scope: !19) 120!35 = !DILocation(line: 5, column: 3, scope: !8, inlinedAt: !18) 121!36 = !DILocation(line: 15, column: 5, scope: !19) 122!37 = !DILocation(line: 17, column: 1, scope: !4) 123