xref: /llvm-project-15.0.7/bolt/test/X86/insert-debug-info-entry.test (revision bd1ebe9d)

; RUN: rm -rf %t
; RUN: mkdir %t
; RUN: cd %t
; RUN: llc -split-dwarf-file=foo.dwo -split-dwarf-output=foo.dwo -O0 -mtriple=x86_64-unknown-linux-gnu -filetype=obj %s -o=foo.o
; RUN: %clang %cflags foo.o -o foo.exe
; RUN: llvm-bolt foo.exe -o foo.exe.bolt --update-debug-sections
; RUN: llvm-dwarfdump --debug-info foo.exe | FileCheck -check-prefix=PRE-BOLT %s
; RUN: llvm-dwarfdump --debug-info foo.exe.bolt | FileCheck %s

; This tests checks that DW_AT_GNU_ranges_base is added at the end of the CU.

; PRE-BOLT: DW_AT_GNU_addr_base
; PRE-BOLT-NOT: DW_AT_GNU_ranges_base

; CHECK: DW_AT_GNU_addr_base
; CHECK-NEXT: DW_AT_GNU_ranges_base

; int foo() {
;   return 3;
; }
;
; int main() {
;   return foo();
; }

; ModuleID = 'main.cpp'
source_filename = "main.cpp"
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

; Function Attrs: mustprogress noinline nounwind optnone uwtable
define dso_local noundef i32 @_Z3foov() #0 !dbg !8 {
entry:
  ret i32 3, !dbg !13
}

; Function Attrs: mustprogress noinline norecurse nounwind optnone uwtable
define dso_local noundef i32 @main() #1 !dbg !14 {
entry:
  %retval = alloca i32, align 4
  store i32 0, i32* %retval, align 4
  %call = call noundef i32 @_Z3foov(), !dbg !15
  ret i32 %call, !dbg !16
}

attributes #0 = { mustprogress noinline nounwind optnone uwtable "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress noinline norecurse nounwind optnone uwtable "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }

!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!2, !3, !4, !5, !6}
!llvm.ident = !{!7}

!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang", isOptimized: false, runtimeVersion: 0, splitDebugFilename: "main.dwo", emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: GNU)
!1 = !DIFile(filename: "main.cpp", directory: ".")
!2 = !{i32 7, !"Dwarf Version", i32 4}
!3 = !{i32 2, !"Debug Info Version", i32 3}
!4 = !{i32 1, !"wchar_size", i32 4}
!5 = !{i32 7, !"uwtable", i32 1}
!6 = !{i32 7, !"frame-pointer", i32 2}
!7 = !{!"clang"}
!8 = distinct !DISubprogram(name: "foo", linkageName: "_Z3foov", scope: !1, file: !1, line: 1, type: !9, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !12)
!9 = !DISubroutineType(types: !10)
!10 = !{!11}
!11 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
!12 = !{}
!13 = !DILocation(line: 2, column: 3, scope: !8)
!14 = distinct !DISubprogram(name: "main", scope: !1, file: !1, line: 5, type: !9, scopeLine: 5, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !12)
!15 = !DILocation(line: 6, column: 10, scope: !14)
!16 = !DILocation(line: 6, column: 3, scope: !14)