xref: /llvm-project/llvm/test/tools/llvm-reduce/remove-dp-values.ll (revision 8128d4b1229203c2ab20d3136410c149ea3652cf)
1*8128d4b1SStephen Tozer; RUN: llvm-reduce --abort-on-invalid-reduction --test FileCheck --test-arg --check-prefixes=CHECK-INTERESTINGNESS --test-arg %s --test-arg --input-file %s -o %t
2*8128d4b1SStephen Tozer; RUN: FileCheck --check-prefixes=CHECK-FINAL --input-file=%t %s --implicit-check-not=#dbg_value
3*8128d4b1SStephen Tozer
4*8128d4b1SStephen Tozer; RUN: opt < %s -S --write-experimental-debuginfo=false > %t.intrinsics.ll
5*8128d4b1SStephen Tozer; RUN: llvm-reduce --abort-on-invalid-reduction --test FileCheck --test-arg --check-prefixes=INTRINSIC-INTERESTINGNESS --test-arg %s --test-arg --input-file %t.intrinsics.ll -o %t
6*8128d4b1SStephen Tozer; RUN: FileCheck --check-prefixes=INTRINSIC-FINAL --input-file=%t %s --implicit-check-not=#dbg_value
740bdfd39SJeremy Morse
8ffd08c77SStephen Tozer; Test that we can, in RemoveDIs mode / DbgVariableRecords mode (where variable location
940bdfd39SJeremy Morse; information isn't an instruction), remove one variable location assignment
1040bdfd39SJeremy Morse; but not another.
1140bdfd39SJeremy Morse
12*8128d4b1SStephen Tozer; CHECK-INTERESTINGNESS:     #dbg_value(i32 %added,
13*8128d4b1SStephen Tozer; INTRINSIC-INTERESTINGNESS: llvm.dbg.value(metadata i32 %added,
1440bdfd39SJeremy Morse
1540bdfd39SJeremy Morse; CHECK-FINAL:      %added = add
16*8128d4b1SStephen Tozer; CHECK-FINAL-NEXT: #dbg_value(i32 %added,
17*8128d4b1SStephen Tozer; INTRINSIC-FINAL:      %added = add
18*8128d4b1SStephen Tozer; INTRINSIC-FINAL-NEXT: llvm.dbg.value(metadata i32 %added,
1940bdfd39SJeremy Morse
2040bdfd39SJeremy Morsedefine i32 @main() !dbg !7 {
2140bdfd39SJeremy Morseentry:
2240bdfd39SJeremy Morse  %uninteresting1 = alloca i32, align 4
2340bdfd39SJeremy Morse  %interesting = alloca i32, align 4
2440bdfd39SJeremy Morse  %uninteresting2 = alloca i32, align 4
2540bdfd39SJeremy Morse  store i32 0, ptr %uninteresting1, align 4
2640bdfd39SJeremy Morse  store i32 0, ptr %interesting, align 4
2740bdfd39SJeremy Morse  %0 = load i32, ptr %interesting, align 4
2840bdfd39SJeremy Morse  %added = add nsw i32 %0, 1
29*8128d4b1SStephen Tozer    #dbg_value(i32 %added, !13, !DIExpression(), !14)
3040bdfd39SJeremy Morse  store i32 %added, ptr %interesting, align 4
3140bdfd39SJeremy Morse  %alsoloaded = load i32, ptr %interesting, align 4
32*8128d4b1SStephen Tozer    #dbg_value(i32 %alsoloaded, !13, !DIExpression(), !14)
3340bdfd39SJeremy Morse  store i32 %alsoloaded, ptr %uninteresting2, align 4
3440bdfd39SJeremy Morse  ret i32 0
3540bdfd39SJeremy Morse}
3640bdfd39SJeremy Morse
3740bdfd39SJeremy Morse!llvm.dbg.cu = !{!0}
3840bdfd39SJeremy Morse!llvm.module.flags = !{!2, !3, !4, !5, !6}
3940bdfd39SJeremy Morse
4040bdfd39SJeremy Morse!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 14.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: None)
4140bdfd39SJeremy Morse!1 = !DIFile(filename: "/tmp/a.c", directory: "/")
4240bdfd39SJeremy Morse!2 = !{i32 7, !"Dwarf Version", i32 4}
4340bdfd39SJeremy Morse!3 = !{i32 2, !"Debug Info Version", i32 3}
4440bdfd39SJeremy Morse!4 = !{i32 1, !"wchar_size", i32 4}
4540bdfd39SJeremy Morse!5 = !{i32 7, !"uwtable", i32 1}
4640bdfd39SJeremy Morse!6 = !{i32 7, !"frame-pointer", i32 2}
4740bdfd39SJeremy Morse!7 = distinct !DISubprogram(name: "main", scope: !8, file: !8, line: 1, type: !9, scopeLine: 1, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !12)
4840bdfd39SJeremy Morse!8 = !DIFile(filename: "/tmp/a.c", directory: "")
4940bdfd39SJeremy Morse!9 = !DISubroutineType(types: !10)
5040bdfd39SJeremy Morse!10 = !{!11}
5140bdfd39SJeremy Morse!11 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
5240bdfd39SJeremy Morse!12 = !{}
5340bdfd39SJeremy Morse!13 = !DILocalVariable(name: "a", scope: !7, file: !8, line: 2, type: !11)
5440bdfd39SJeremy Morse!14 = !DILocation(line: 2, column: 7, scope: !7)
5540bdfd39SJeremy Morse
56