1 ; RUN: llc -simplify-mir -stop-after=machine-sink < %s -o - | FileCheck %s
3 ; ModuleID = 'test-sink-debug.cpp'
4 source_filename = "test-sink-debug.cpp"
5 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
6 target triple = "x86_64-unknown-linux-gnu"
8 ; Function Attrs: nounwind readnone uwtable
9 define double @_Z3fooddb(double %x, double %y, i1 zeroext %c) local_unnamed_addr !dbg !7 {
10 tail call void @llvm.dbg.value(metadata double %x, metadata !13, metadata !DIExpression()), !dbg !16
11 tail call void @llvm.dbg.value(metadata double %y, metadata !14, metadata !DIExpression()), !dbg !17
12 tail call void @llvm.dbg.value(metadata i1 %c, metadata !15, metadata !DIExpression()), !dbg !18
13 %a = fdiv double %x, 3.000000e+00
14 ; CHECK: fdiv {{.*}} !dbg [[NO:![0-9]+]]
15 %b = fdiv double %y, 5.000000e+00, !dbg !19
16 %cond = select i1 %c, double %a, double %b
17 ; CHECK-NOT: debug-location [[NO]]
18 ret double %cond, !dbg !20
21 ; Function Attrs: nounwind readnone speculatable
22 declare void @llvm.dbg.value(metadata, metadata, metadata) #1
24 attributes #1 = { nounwind readnone speculatable }
27 !llvm.module.flags = !{!3, !4, !5}
30 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 6.0.0 (trunk 313291)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
31 !1 = !DIFile(filename: "test-sink-debug.cpp", directory: "/tmp")
33 !3 = !{i32 2, !"Dwarf Version", i32 4}
34 !4 = !{i32 2, !"Debug Info Version", i32 3}
35 !5 = !{i32 1, !"wchar_size", i32 4}
36 !6 = !{!"clang version 6.0.0 (trunk 313291)"}
37 !7 = distinct !DISubprogram(name: "foo", linkageName: "_Z3fooddb", scope: !1, file: !1, line: 1, type: !8, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !12)
38 !8 = !DISubroutineType(types: !9)
39 !9 = !{!10, !10, !10, !11}
40 !10 = !DIBasicType(name: "double", size: 64, encoding: DW_ATE_float)
41 !11 = !DIBasicType(name: "bool", size: 8, encoding: DW_ATE_boolean)
42 !12 = !{!13, !14, !15}
43 !13 = !DILocalVariable(name: "x", arg: 1, scope: !7, file: !1, line: 1, type: !10)
44 !14 = !DILocalVariable(name: "y", arg: 2, scope: !7, file: !1, line: 1, type: !10)
45 !15 = !DILocalVariable(name: "c", arg: 3, scope: !7, file: !1, line: 1, type: !11)
46 !16 = !DILocation(line: 1, column: 19, scope: !7)
47 !17 = !DILocation(line: 1, column: 29, scope: !7)
48 !18 = !DILocation(line: 1, column: 37, scope: !7)
49 !19 = !DILocation(line: 2, column: 26, scope: !7)
50 !20 = !DILocation(line: 2, column: 3, scope: !7)