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llvm-mirror/test/ThinLTO/X86/debuginfo-cu-import.ll
Amy Huang 062b5d40cb Reland "Change the X86 datalayout to add three address spaces
for 32 bit signed, 32 bit unsigned, and 64 bit pointers."
This reverts 57076d3199fc2b0af4a3736b7749dd5462cacda5.

Original review at https://reviews.llvm.org/D64931.
Review for added fix at https://reviews.llvm.org/D66843.

llvm-svn: 371568
2019-09-10 23:15:38 +00:00

76 lines
4.0 KiB
LLVM

; Test to ensure only the necessary DICompileUnit fields are imported
; for ThinLTO
; RUN: opt -module-summary %s -o %t1.bc
; RUN: opt -module-summary %p/Inputs/debuginfo-cu-import.ll -o %t2.bc
; RUN: llvm-lto -thinlto-action=thinlink -o %t.index.bc %t1.bc %t2.bc
; Don't import enums, macros, retainedTypes or globals lists.
; Only import local scope imported entities.
; RUN: llvm-lto -thinlto-action=import %t2.bc -thinlto-index=%t.index.bc -o - | llvm-dis -o - | FileCheck %s
; CHECK-NOT: DICompileUnit{{.*}} enums:
; CHECK-NOT: DICompileUnit{{.*}} macros:
; CHECK-NOT: DICompileUnit{{.*}} retainedTypes:
; CHECK-NOT: DICompileUnit{{.*}} globals:
; CHECK: DICompileUnit{{.*}} imports: ![[IMP:[0-9]+]]
; CHECK: ![[IMP]] = !{!{{[0-9]+}}}
; ModuleID = 'debuginfo-cu-import.c'
source_filename = "debuginfo-cu-import.c"
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"
define void @foo() !dbg !28 {
entry:
ret void, !dbg !29
}
define void @_ZN1A1aEv() !dbg !13 {
entry:
ret void, !dbg !30
}
define internal void @_ZN1A1bEv() !dbg !31 {
entry:
ret void, !dbg !32
}
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!25, !26}
!llvm.ident = !{!27}
!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 4.0.0 (trunk 286863) (llvm/trunk 286875)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, retainedTypes: !6, globals: !8, imports: !11, macros: !21)
!1 = !DIFile(filename: "a2.cc", directory: "")
!2 = !{!3}
!3 = !DICompositeType(tag: DW_TAG_enumeration_type, name: "enum1", scope: !4, file: !1, line: 50, size: 32, elements: !5, identifier: "_ZTSN9__gnu_cxx12_Lock_policyE")
!4 = !DINamespace(name: "A", scope: null)
!5 = !{}
!6 = !{!7}
!7 = !DICompositeType(tag: DW_TAG_structure_type, name: "Base", file: !1, line: 1, size: 32, align: 32, elements: !5, identifier: "_ZTS4Base")
!8 = !{!9}
!9 = !DIGlobalVariableExpression(var: !10, expr: !DIExpression())
!10 = !DIGlobalVariable(name: "version", scope: !4, file: !1, line: 2, type: !7, isLocal: false, isDefinition: true)
!11 = !{!12, !16}
!12 = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: !4, entity: !13, file: !1, line: 8)
!13 = distinct !DISubprogram(name: "a", linkageName: "_ZN1A1aEv", scope: !4, file: !1, line: 7, type: !14, isLocal: false, isDefinition: true, scopeLine: 7, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !5)
!14 = !DISubroutineType(types: !15)
!15 = !{null}
!16 = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: !17, entity: !19, file: !1, line: 8)
!17 = distinct !DILexicalBlock(scope: !18, file: !1, line: 9, column: 8)
!18 = distinct !DISubprogram(name: "c", linkageName: "_ZN1A1cEv", scope: !4, file: !1, line: 9, type: !14, isLocal: false, isDefinition: true, scopeLine: 8, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !5)
!19 = distinct !DILexicalBlock(scope: !20, file: !1, line: 10, column: 8)
!20 = distinct !DISubprogram(name: "d", linkageName: "_ZN1A1dEv", scope: !4, file: !1, line: 10, type: !14, isLocal: false, isDefinition: true, scopeLine: 8, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !5)
!21 = !{!22}
!22 = !DIMacroFile(file: !1, nodes: !23)
!23 = !{!24}
!24 = !DIMacro(type: DW_MACINFO_define, line: 3, name: "X", value: "5")
!25 = !{i32 2, !"Dwarf Version", i32 4}
!26 = !{i32 2, !"Debug Info Version", i32 3}
!27 = !{!"clang version 4.0.0 (trunk 286863) (llvm/trunk 286875)"}
!28 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 1, type: !14, isLocal: false, isDefinition: true, scopeLine: 2, isOptimized: false, unit: !0, retainedNodes: !5)
!29 = !DILocation(line: 3, column: 1, scope: !28)
!30 = !DILocation(line: 7, column: 12, scope: !13)
!31 = distinct !DISubprogram(name: "b", linkageName: "_ZN1A1bEv", scope: !4, file: !1, line: 8, type: !14, isLocal: true, isDefinition: true, scopeLine: 8, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !5)
!32 = !DILocation(line: 8, column: 24, scope: !31)