2016-04-29 00:09:37 +02:00
; RUN: llc -mtriple=i386-unknown-unknown -mcpu=core2 %s -o %t -filetype=obj
2017-09-12 00:59:45 +02:00
; RUN: llvm-dwarfdump -debug-line %t | FileCheck %s
2016-04-29 00:09:37 +02:00
;
; Generated from:
;
; #1 void foo(int);
; #2 void baz(int i) {
; #3 if (i) {foo(i+1);/*discriminator 1*/}
; #4 }
;
; The intent is to test discriminator 1 generated for all instructions in
; the taken branch.
; Function Attrs: uwtable
define void @_Z3bazi ( i32 ) #0 !dbg !6 {
%2 = alloca i32 , align 4
store i32 %0 , i32 * %2 , align 4
call void @llvm.dbg.declare ( metadata i32 * %2 , metadata !10 , metadata !11 ) , !dbg !12
%3 = load i32 , i32 * %2 , align 4 , !dbg !13
%4 = icmp ne i32 %3 , 0 , !dbg !13
br i1 %4 , label %5 , label %8 , !dbg !15
; <label>:5: ; preds = %1
%6 = load i32 , i32 * %2 , align 4 , !dbg !16
%7 = add nsw i32 %6 , 1 , !dbg !19
call void @_Z3fooi ( i32 %7 ) , !dbg !20
br label %8 , !dbg !21
; <label>:8: ; preds = %5, %1
ret void , !dbg !22
}
; Function Attrs: nounwind readnone
declare void @llvm.dbg.declare ( metadata , metadata , metadata ) #1
declare void @_Z3fooi ( i32 ) #2
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" }
attributes #1 = { nounwind readnone }
attributes #2 = { "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" }
!llvm.dbg.cu = ! { !0 }
!llvm.module.flags = ! { !3 , !4 }
!llvm.ident = ! { !5 }
!0 = distinct !DICompileUnit ( language: D W _ L A N G _ C _ p l u s _ p l u s , file: !1 , producer: "clang version 3.9.0 (trunk 267518)" , isOptimized: false , runtimeVersion: 0 , emissionKind: F u l l D e b u g , enums: !2 )
!1 = !DIFile ( filename: "test.cc" , directory: "." )
!2 = ! { }
!3 = ! { i32 2 , !"Dwarf Version" , i32 4 }
!4 = ! { i32 2 , !"Debug Info Version" , i32 3 }
!5 = ! { !"clang version 3.9.0 (trunk 267518)" }
!6 = distinct !DISubprogram ( name: "baz" , linkageName: "_Z3bazi" , scope: !1 , file: !1 , line: 2 , type: !7 , isLocal: false , isDefinition: true , scopeLine: 2 , flags: D I F l a g P r o t o t y p e d , isOptimized: false , unit: !0 , variables: !2 )
!7 = !DISubroutineType ( types: !8 )
!8 = ! { null , !9 }
!9 = !DIBasicType ( name: "int" , size: 32 , align: 32 , encoding: D W _ A T E _ s i g n e d )
!10 = !DILocalVariable ( name: "i" , arg: 1 , scope: !6 , file: !1 , line: 2 , type: !9 )
!11 = !DIExpression ( )
!12 = !DILocation ( line: 2 , column: 14 , scope: !6 )
!13 = !DILocation ( line: 3 , column: 7 , scope: !14 )
!14 = distinct !DILexicalBlock ( scope: !6 , file: !1 , line: 3 , column: 7 )
!15 = !DILocation ( line: 3 , column: 7 , scope: !6 )
!16 = !DILocation ( line: 3 , column: 15 , scope: !17 )
!17 = !DILexicalBlockFile ( scope: !18 , file: !1 , discriminator: 1 )
!18 = distinct !DILexicalBlock ( scope: !14 , file: !1 , line: 3 , column: 10 )
!19 = !DILocation ( line: 3 , column: 16 , scope: !17 )
!20 = !DILocation ( line: 3 , column: 11 , scope: !17 )
!21 = !DILocation ( line: 3 , column: 21 , scope: !17 )
!22 = !DILocation ( line: 4 , column: 1 , scope: !6 )
; CHECK: Address Line Column File ISA Discriminator Flags
; CHECK: ------------------ ------ ------ ------ --- ------------- -------------
; CHECK: {{.*}} 3 15 1 0 1
; CHECK: {{.*}} 3 16 1 0 1
; CHECK: {{.*}} 3 11 1 0 1