| Dehao Chen | 1b54fce | 2016-04-28 22:09:37 +0000 | [diff] [blame] | 1 | ; RUN: llc -mtriple=i386-unknown-unknown -mcpu=core2 %s -o %t -filetype=obj |
| 2 | ; RUN: llvm-dwarfdump -debug-dump=line %t | FileCheck %s |
| 3 | ; |
| 4 | ; Generated from: |
| 5 | ; |
| 6 | ; #1 void foo(int, int); |
| 7 | ; #2 int bar(); |
| 8 | ; #3 void baz() { |
| 9 | ; #4 foo/*discriminator 1*/(bar(), |
| 10 | ; #5 bar());bar()/*discriminator 1*/; |
| 11 | ; #6 } |
| 12 | ; |
| 13 | ; The intent is to test discriminator 1 generated for both line #4 and #5. |
| 14 | ; The instruction sequence in the final binary is: |
| 15 | ; line 4 discriminator 0 |
| 16 | ; line 5 discriminator 0 |
| 17 | ; line 4 discriminator 1 |
| 18 | ; line 5 discriminator 1 |
| 19 | ; We need to ensure that the discriminators for the last two instructions |
| 20 | ; are both 1. |
| 21 | |
| 22 | ; Function Attrs: uwtable |
| 23 | define void @_Z3bazv() #0 !dbg !6 { |
| 24 | %1 = call i32 @_Z3barv(), !dbg !9 |
| 25 | %2 = call i32 @_Z3barv(), !dbg !10 |
| 26 | call void @_Z3fooii(i32 %1, i32 %2), !dbg !11 |
| 27 | %3 = call i32 @_Z3barv(), !dbg !13 |
| 28 | ret void, !dbg !14 |
| 29 | } |
| 30 | |
| 31 | declare void @_Z3fooii(i32, i32) #1 |
| 32 | |
| 33 | declare i32 @_Z3barv() #1 |
| 34 | |
| 35 | attributes #0 = { uwtable "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| 36 | attributes #1 = { "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "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,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| 37 | |
| 38 | !llvm.dbg.cu = !{!0} |
| 39 | !llvm.module.flags = !{!3, !4} |
| 40 | !llvm.ident = !{!5} |
| 41 | |
| 42 | !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 3.9.0 (trunk 267219)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2) |
| 43 | !1 = !DIFile(filename: "test.cc", directory: ".") |
| 44 | !2 = !{} |
| 45 | !3 = !{i32 2, !"Dwarf Version", i32 4} |
| 46 | !4 = !{i32 2, !"Debug Info Version", i32 3} |
| 47 | !5 = !{!"clang version 3.9.0 (trunk 267219)"} |
| 48 | !6 = distinct !DISubprogram(name: "baz", linkageName: "_Z3bazv", scope: !1, file: !1, line: 3, type: !7, isLocal: false, isDefinition: true, scopeLine: 3, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2) |
| 49 | !7 = !DISubroutineType(types: !8) |
| 50 | !8 = !{null} |
| 51 | !9 = !DILocation(line: 4, column: 7, scope: !6) |
| 52 | !10 = !DILocation(line: 5, column: 14, scope: !6) |
| 53 | !11 = !DILocation(line: 4, column: 3, scope: !12) |
| 54 | !12 = !DILexicalBlockFile(scope: !6, file: !1, discriminator: 1) |
| 55 | !13 = !DILocation(line: 5, column: 21, scope: !12) |
| 56 | !14 = !DILocation(line: 6, column: 1, scope: !6) |
| 57 | |
| 58 | ; CHECK: Address Line Column File ISA Discriminator Flags |
| 59 | ; CHECK: ------------------ ------ ------ ------ --- ------------- ------------- |
| 60 | ; CHECK: {{.*}} 4 3 1 0 1 {{.*}} |
| 61 | ; CHECK: {{.*}} 5 21 1 0 1 {{.*}} |