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|
; RUN: llc -mtriple=x86_64-pc-linux-gnu -generate-gnu-dwarf-pub-sections < %s | FileCheck -check-prefix=ASM %s
; RUN: llc -mtriple=x86_64-pc-linux-gnu -generate-gnu-dwarf-pub-sections -filetype=obj < %s | llvm-dwarfdump - | FileCheck %s
; ModuleID = 'dwarf-public-names.cpp'
;
; Generated from:
;
; struct C {
; void member_function();
; static int static_member_function();
; static int static_member_variable;
; };
;
; int C::static_member_variable = 0;
;
; void C::member_function() {
; static_member_variable = 0;
; }
;
; int C::static_member_function() {
; return static_member_variable;
; }
;
; C global_variable;
;
; int global_function() {
; return -1;
; }
;
; namespace ns {
; void global_namespace_function() {
; global_variable.member_function();
; }
; int global_namespace_variable = 1;
; struct D {
; int A;
; } d;
; }
; ASM: .section .debug_gnu_pubnames
; ASM: .byte 32 # Kind: VARIABLE, EXTERNAL
; ASM-NEXT: .asciz "global_variable" # External Name
; ASM: .section .debug_gnu_pubtypes
; ASM: .byte 16 # Kind: TYPE, EXTERNAL
; ASM-NEXT: .asciz "C" # External Name
; CHECK: .debug_info contents:
; CHECK: Compile Unit:
; CHECK: DW_AT_GNU_pubnames [DW_FORM_flag_present] (true)
; CHECK-NOT: DW_AT_GNU_pubtypes [
; CHECK: [[STATIC_MEM_VAR:0x[0-9a-f]+]]: DW_TAG_variable
; CHECK-NEXT: DW_AT_specification {{.*}} "static_member_variable"
; CHECK: [[C:0x[0-9a-f]+]]: DW_TAG_structure_type
; CHECK-NEXT: DW_AT_name {{.*}} "C"
; CHECK: DW_TAG_member
; CHECK-NEXT: DW_AT_name {{.*}} "static_member_variable"
; CHECK: DW_TAG_subprogram
; CHECK-NEXT: DW_AT_MIPS_linkage_name
; CHECK-NEXT: DW_AT_name {{.*}} "member_function"
; CHECK: DW_TAG_subprogram
; CHECK-NEXT: DW_AT_MIPS_linkage_name
; CHECK-NEXT: DW_AT_name {{.*}} "static_member_function"
; CHECK: [[INT:0x[0-9a-f]+]]: DW_TAG_base_type
; CHECK-NEXT: DW_AT_name {{.*}} "int"
; CHECK: [[GLOB_VAR:0x[0-9a-f]+]]: DW_TAG_variable
; CHECK-NEXT: DW_AT_name {{.*}} "global_variable"
; CHECK: [[NS:0x[0-9a-f]+]]: DW_TAG_namespace
; CHECK-NEXT: DW_AT_name {{.*}} "ns"
; CHECK: [[GLOB_NS_VAR:0x[0-9a-f]+]]: DW_TAG_variable
; CHECK-NEXT: DW_AT_name {{.*}} "global_namespace_variable"
; CHECK-NOT: DW_AT_specification
; CHECK: DW_AT_location
; CHECK-NOT: DW_AT_specification
; CHECK: [[D_VAR:0x[0-9a-f]+]]: DW_TAG_variable
; CHECK-NEXT: DW_AT_name {{.*}} "d"
; CHECK-NOT: DW_AT_specification
; CHECK: DW_AT_location
; CHECK-NOT: DW_AT_specification
; CHECK: [[D:0x[0-9a-f]+]]: DW_TAG_structure_type
; CHECK-NEXT: DW_AT_name {{.*}} "D"
; CHECK: [[GLOB_NS_FUNC:0x[0-9a-f]+]]: DW_TAG_subprogram
; CHECK-NOT: DW_TAG
; CHECK: DW_AT_MIPS_linkage_name
; CHECK-NOT: DW_TAG
; CHECK: DW_AT_name {{.*}} "global_namespace_function"
; CHECK: DW_TAG_subprogram
; CHECK-NOT: DW_TAG
; CHECK: DW_AT_name {{.*}} "f3"
; CHECK-NOT: {{DW_TAG|NULL}}
; CHECK: [[F3_Z:.*]]: DW_TAG_variable
; CHECK-NOT: DW_TAG
; CHECK: DW_AT_name {{.*}} "z"
; CHECK-NOT: {{DW_TAG|NULL}}
; CHECK: DW_AT_location
; CHECK-NOT: {{DW_TAG|NULL}}
; CHECK: NULL
; CHECK-NOT: {{DW_TAG|NULL}}
; CHECK: [[OUTER:.*]]: DW_TAG_namespace
; CHECK-NOT: DW_TAG
; CHECK: DW_AT_name {{.*}} "outer"
; CHECK-NOT: {{DW_TAG|NULL}}
; CHECK: [[OUTER_ANON:.*]]: DW_TAG_namespace
; CHECK-NOT: {{DW_TAG|NULL}}
; CHECK-NOT: DW_AT_name
; CHECK: [[OUTER_ANON_C:.*]]: DW_TAG_variable
; CHECK-NOT: DW_TAG
; CHECK: DW_AT_name {{.*}} "c"
; CHECK-NOT: {{DW_TAG|NULL}}
; CHECK: NULL
; CHECK-NOT: {{DW_TAG|NULL}}
; FIXME: We probably shouldn't bother describing the implicit
; import of the preceding anonymous namespace. This should be fixed
; in clang.
; CHECK: DW_TAG_imported_module
; CHECK-NOT: {{DW_TAG|NULL}}
; CHECK: NULL
; CHECK-NOT: {{DW_TAG|NULL}}
; CHECK: [[ANON:.*]]: DW_TAG_namespace
; CHECK-NOT: DW_AT_name
; CHECK: [[ANON_INNER:.*]]: DW_TAG_namespace
; CHECK-NOT: DW_TAG
; CHECK: DW_AT_name {{.*}} "inner"
; CHECK-NOT: {{DW_TAG|NULL}}
; CHECK: [[ANON_INNER_B:.*]]: DW_TAG_variable
; CHECK-NOT: DW_TAG
; CHECK: DW_AT_name {{.*}} "b"
; CHECK-NOT: {{DW_TAG|NULL}}
; CHECK: NULL
; CHECK-NOT: {{DW_TAG|NULL}}
; CHECK: [[ANON_I:.*]]: DW_TAG_variable
; CHECK-NOT: DW_TAG
; CHECK: DW_AT_name {{.*}} "i"
; CHECK-NOT: {{DW_TAG|NULL}}
; CHECK: NULL
; CHECK-NOT: {{DW_TAG|NULL}}
; CHECK: [[MEM_FUNC:0x[0-9a-f]+]]: DW_TAG_subprogram
; CHECK-NOT: DW_TAG
; CHECK: DW_AT_specification {{.*}} "_ZN1C15member_functionEv"
; CHECK: [[STATIC_MEM_FUNC:0x[0-9a-f]+]]: DW_TAG_subprogram
; CHECK-NOT: DW_TAG
; CHECK: DW_AT_specification {{.*}} "_ZN1C22static_member_functionEv"
; CHECK: [[GLOBAL_FUNC:0x[0-9a-f]+]]: DW_TAG_subprogram
; CHECK-NOT: DW_TAG
; CHECK: DW_AT_MIPS_linkage_name
; CHECK-NOT: DW_TAG
; CHECK: DW_AT_name {{.*}} "global_function"
; CHECK-LABEL: .debug_gnu_pubnames contents:
; CHECK-NEXT: length = {{.*}} version = 0x0002 unit_offset = 0x00000000 unit_size = {{.*}}
; CHECK-NEXT: Offset Linkage Kind Name
; CHECK-DAG: [[GLOBAL_FUNC]] EXTERNAL FUNCTION "global_function"
; CHECK-DAG: [[NS]] EXTERNAL TYPE "ns"
; CHECK-DAG: [[MEM_FUNC]] EXTERNAL FUNCTION "C::member_function"
; CHECK-DAG: [[GLOB_VAR]] EXTERNAL VARIABLE "global_variable"
; CHECK-DAG: [[GLOB_NS_VAR]] EXTERNAL VARIABLE "ns::global_namespace_variable"
; CHECK-DAG: [[GLOB_NS_FUNC]] EXTERNAL FUNCTION "ns::global_namespace_function"
; CHECK-DAG: [[D_VAR]] EXTERNAL VARIABLE "ns::d"
; CHECK-DAG: [[STATIC_MEM_VAR]] EXTERNAL VARIABLE "C::static_member_variable"
; CHECK-DAG: [[STATIC_MEM_FUNC]] EXTERNAL FUNCTION "C::static_member_function"
; CHECK-DAG: [[ANON]] EXTERNAL TYPE "(anonymous namespace)"
; CHECK-DAG: [[ANON_INNER]] EXTERNAL TYPE "(anonymous namespace)::inner"
; CHECK-DAG: [[OUTER]] EXTERNAL TYPE "outer"
; CHECK-DAG: [[OUTER_ANON]] EXTERNAL TYPE "outer::(anonymous namespace)"
; CHECK-DAG: [[ANON_I]] STATIC VARIABLE "(anonymous namespace)::i"
; CHECK-DAG: [[ANON_INNER_B]] STATIC VARIABLE "(anonymous namespace)::inner::b"
; CHECK-DAG: [[OUTER_ANON_C]] STATIC VARIABLE "outer::(anonymous namespace)::c"
; GCC Doesn't put local statics in pubnames, but it seems not unreasonable and
; comes out naturally from LLVM's implementation, so I'm OK with it for now. If
; it's demonstrated that this is a major size concern or degrades debug info
; consumer behavior, feel free to change it.
; CHECK-DAG: [[F3_Z]] STATIC VARIABLE "f3::z"
; CHECK-LABEL: debug_gnu_pubtypes contents:
; CHECK: Offset Linkage Kind Name
; CHECK-DAG: [[C]] EXTERNAL TYPE "C"
; CHECK-DAG: [[D]] EXTERNAL TYPE "ns::D"
; CHECK-DAG: [[INT]] STATIC TYPE "int"
%struct.C = type { i8 }
%"struct.ns::D" = type { i32 }
@_ZN1C22static_member_variableE = global i32 0, align 4
@global_variable = global %struct.C zeroinitializer, align 1
@_ZN2ns25global_namespace_variableE = global i32 1, align 4
@_ZN2ns1dE = global %"struct.ns::D" zeroinitializer, align 4
@_ZZ2f3vE1z = internal global i32 0, align 4
@_ZN12_GLOBAL__N_11iE = internal global i32 0, align 4
@_ZN12_GLOBAL__N_15inner1bE = internal global i32 0, align 4
@_ZN5outer12_GLOBAL__N_11cE = internal global i32 0, align 4
; Function Attrs: nounwind uwtable
define void @_ZN1C15member_functionEv(%struct.C* %this) #0 align 2 {
entry:
%this.addr = alloca %struct.C*, align 8
store %struct.C* %this, %struct.C** %this.addr, align 8
call void @llvm.dbg.declare(metadata !{%struct.C** %this.addr}, metadata !50, metadata !{metadata !"0x102"}), !dbg !52
%this1 = load %struct.C** %this.addr
store i32 0, i32* @_ZN1C22static_member_variableE, align 4, !dbg !53
ret void, !dbg !54
}
; Function Attrs: nounwind readnone
declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
; Function Attrs: nounwind uwtable
define i32 @_ZN1C22static_member_functionEv() #0 align 2 {
entry:
%0 = load i32* @_ZN1C22static_member_variableE, align 4, !dbg !55
ret i32 %0, !dbg !55
}
; Function Attrs: nounwind uwtable
define i32 @_Z15global_functionv() #0 {
entry:
ret i32 -1, !dbg !56
}
; Function Attrs: nounwind uwtable
define void @_ZN2ns25global_namespace_functionEv() #0 {
entry:
call void @_ZN1C15member_functionEv(%struct.C* @global_variable), !dbg !57
ret void, !dbg !58
}
; Function Attrs: nounwind uwtable
define i32* @_Z2f3v() #0 {
entry:
ret i32* @_ZZ2f3vE1z, !dbg !59
}
; Function Attrs: nounwind uwtable
define i32 @_Z2f7v() #0 {
entry:
%0 = load i32* @_ZN12_GLOBAL__N_11iE, align 4, !dbg !60
%call = call i32* @_Z2f3v(), !dbg !60
%1 = load i32* %call, align 4, !dbg !60
%add = add nsw i32 %0, %1, !dbg !60
%2 = load i32* @_ZN12_GLOBAL__N_15inner1bE, align 4, !dbg !60
%add1 = add nsw i32 %add, %2, !dbg !60
%3 = load i32* @_ZN5outer12_GLOBAL__N_11cE, align 4, !dbg !60
%add2 = add nsw i32 %add1, %3, !dbg !60
ret i32 %add2, !dbg !60
}
attributes #0 = { nounwind uwtable "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" "unsafe-fp-math"="false" "use-soft-float"="false" }
attributes #1 = { nounwind readnone }
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!47, !48}
!llvm.ident = !{!49}
!0 = metadata !{metadata !"0x11\004\00clang version 3.5.0 \000\00\000\00\001", metadata !1, metadata !2, metadata !3, metadata !19, metadata !32, metadata !45} ; [ DW_TAG_compile_unit ] [/tmp/dbginfo/pubnames.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"pubnames.cpp", metadata !"/tmp/dbginfo"}
!2 = metadata !{}
!3 = metadata !{metadata !4, metadata !15}
!4 = metadata !{metadata !"0x13\00C\001\008\008\000\000\000", metadata !1, null, null, metadata !5, null, null, metadata !"_ZTS1C"} ; [ DW_TAG_structure_type ] [C] [line 1, size 8, align 8, offset 0] [def] [from ]
!5 = metadata !{metadata !6, metadata !8, metadata !12}
!6 = metadata !{metadata !"0xd\00static_member_variable\004\000\000\000\004096", metadata !1, metadata !"_ZTS1C", metadata !7, null} ; [ DW_TAG_member ] [static_member_variable] [line 4, size 0, align 0, offset 0] [static] [from int]
!7 = metadata !{metadata !"0x24\00int\000\0032\0032\000\000\005", null, null} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed]
!8 = metadata !{metadata !"0x2e\00member_function\00member_function\00_ZN1C15member_functionEv\002\000\000\000\006\00256\000\002", metadata !1, metadata !"_ZTS1C", metadata !9, null, null, null, i32 0, null} ; [ DW_TAG_subprogram ] [line 2] [member_function]
!9 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", i32 0, null, null, metadata !10, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!10 = metadata !{null, metadata !11}
!11 = metadata !{metadata !"0xf\00\000\0064\0064\000\001088", null, null, metadata !"_ZTS1C"} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [artificial] [from _ZTS1C]
!12 = metadata !{metadata !"0x2e\00static_member_function\00static_member_function\00_ZN1C22static_member_functionEv\003\000\000\000\006\00256\000\003", metadata !1, metadata !"_ZTS1C", metadata !13, null, null, null, i32 0, null} ; [ DW_TAG_subprogram ] [line 3] [static_member_function]
!13 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", i32 0, null, null, metadata !14, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!14 = metadata !{metadata !7}
!15 = metadata !{metadata !"0x13\00D\0028\0032\0032\000\000\000", metadata !1, metadata !16, null, metadata !17, null, null, metadata !"_ZTSN2ns1DE"} ; [ DW_TAG_structure_type ] [D] [line 28, size 32, align 32, offset 0] [def] [from ]
!16 = metadata !{metadata !"0x39\00ns\0023", metadata !1, null} ; [ DW_TAG_namespace ] [ns] [line 23]
!17 = metadata !{metadata !18}
!18 = metadata !{metadata !"0xd\00A\0029\0032\0032\000\000", metadata !1, metadata !"_ZTSN2ns1DE", metadata !7} ; [ DW_TAG_member ] [A] [line 29, size 32, align 32, offset 0] [from int]
!19 = metadata !{metadata !20, metadata !21, metadata !22, metadata !24, metadata !27, metadata !31}
!20 = metadata !{metadata !"0x2e\00member_function\00member_function\00_ZN1C15member_functionEv\009\000\001\000\006\00256\000\009", metadata !1, metadata !"_ZTS1C", metadata !9, null, void (%struct.C*)* @_ZN1C15member_functionEv, null, metadata !8, metadata !2} ; [ DW_TAG_subprogram ] [line 9] [def] [member_function]
!21 = metadata !{metadata !"0x2e\00static_member_function\00static_member_function\00_ZN1C22static_member_functionEv\0013\000\001\000\006\00256\000\0013", metadata !1, metadata !"_ZTS1C", metadata !13, null, i32 ()* @_ZN1C22static_member_functionEv, null, metadata !12, metadata !2} ; [ DW_TAG_subprogram ] [line 13] [def] [static_member_function]
!22 = metadata !{metadata !"0x2e\00global_function\00global_function\00_Z15global_functionv\0019\000\001\000\006\00256\000\0019", metadata !1, metadata !23, metadata !13, null, i32 ()* @_Z15global_functionv, null, null, metadata !2} ; [ DW_TAG_subprogram ] [line 19] [def] [global_function]
!23 = metadata !{metadata !"0x29", metadata !1} ; [ DW_TAG_file_type ] [/tmp/dbginfo/pubnames.cpp]
!24 = metadata !{metadata !"0x2e\00global_namespace_function\00global_namespace_function\00_ZN2ns25global_namespace_functionEv\0024\000\001\000\006\00256\000\0024", metadata !1, metadata !16, metadata !25, null, void ()* @_ZN2ns25global_namespace_functionEv, null, null, metadata !2} ; [ DW_TAG_subprogram ] [line 24] [def] [global_namespace_function]
!25 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", i32 0, null, null, metadata !26, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!26 = metadata !{null}
!27 = metadata !{metadata !"0x2e\00f3\00f3\00_Z2f3v\0037\000\001\000\006\00256\000\0037", metadata !1, metadata !23, metadata !28, null, i32* ()* @_Z2f3v, null, null, metadata !2} ; [ DW_TAG_subprogram ] [line 37] [def] [f3]
!28 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", i32 0, null, null, metadata !29, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!29 = metadata !{metadata !30}
!30 = metadata !{metadata !"0xf\00\000\0064\0064\000\000", null, null, metadata !7} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from int]
!31 = metadata !{metadata !"0x2e\00f7\00f7\00_Z2f7v\0054\000\001\000\006\00256\000\0054", metadata !1, metadata !23, metadata !13, null, i32 ()* @_Z2f7v, null, null, metadata !2} ; [ DW_TAG_subprogram ] [line 54] [def] [f7]
!32 = metadata !{metadata !33, metadata !34, metadata !35, metadata !36, metadata !37, metadata !38, metadata !41, metadata !44}
!33 = metadata !{metadata !"0x34\00static_member_variable\00static_member_variable\00_ZN1C22static_member_variableE\007\000\001", null, metadata !23, metadata !7, i32* @_ZN1C22static_member_variableE, metadata !6} ; [ DW_TAG_variable ] [static_member_variable] [line 7] [def]
!34 = metadata !{metadata !"0x34\00global_variable\00global_variable\00\0017\000\001", null, metadata !23, metadata !"_ZTS1C", %struct.C* @global_variable, null} ; [ DW_TAG_variable ] [global_variable] [line 17] [def]
!35 = metadata !{metadata !"0x34\00global_namespace_variable\00global_namespace_variable\00_ZN2ns25global_namespace_variableE\0027\000\001", metadata !16, metadata !23, metadata !7, i32* @_ZN2ns25global_namespace_variableE, null} ; [ DW_TAG_variable ] [global_namespace_variable] [line 27] [def]
!36 = metadata !{metadata !"0x34\00d\00d\00_ZN2ns1dE\0030\000\001", metadata !16, metadata !23, metadata !"_ZTSN2ns1DE", %"struct.ns::D"* @_ZN2ns1dE, null} ; [ DW_TAG_variable ] [d] [line 30] [def]
!37 = metadata !{metadata !"0x34\00z\00z\00\0038\001\001", metadata !27, metadata !23, metadata !7, i32* @_ZZ2f3vE1z, null} ; [ DW_TAG_variable ] [z] [line 38] [local] [def]
!38 = metadata !{metadata !"0x34\00c\00c\00_ZN5outer12_GLOBAL__N_11cE\0050\001\001", metadata !39, metadata !23, metadata !7, i32* @_ZN5outer12_GLOBAL__N_11cE, null} ; [ DW_TAG_variable ] [c] [line 50] [local] [def]
!39 = metadata !{metadata !"0x39\00\0049", metadata !1, metadata !40} ; [ DW_TAG_namespace ] [line 49]
!40 = metadata !{metadata !"0x39\00outer\0048", metadata !1, null} ; [ DW_TAG_namespace ] [outer] [line 48]
!41 = metadata !{metadata !"0x34\00b\00b\00_ZN12_GLOBAL__N_15inner1bE\0044\001\001", metadata !42, metadata !23, metadata !7, i32* @_ZN12_GLOBAL__N_15inner1bE, null} ; [ DW_TAG_variable ] [b] [line 44] [local] [def]
!42 = metadata !{metadata !"0x39\00inner\0043", metadata !1, metadata !43} ; [ DW_TAG_namespace ] [inner] [line 43]
!43 = metadata !{metadata !"0x39\00\0033", metadata !1, null} ; [ DW_TAG_namespace ] [line 33]
!44 = metadata !{metadata !"0x34\00i\00i\00_ZN12_GLOBAL__N_11iE\0034\001\001", metadata !43, metadata !23, metadata !7, i32* @_ZN12_GLOBAL__N_11iE, null} ; [ DW_TAG_variable ] [i] [line 34] [local] [def]
!45 = metadata !{metadata !46}
!46 = metadata !{metadata !"0x3a\0040\00", metadata !40, metadata !39} ; [ DW_TAG_imported_module ]
!47 = metadata !{i32 2, metadata !"Dwarf Version", i32 4}
!48 = metadata !{i32 2, metadata !"Debug Info Version", i32 2}
!49 = metadata !{metadata !"clang version 3.5.0 "}
!50 = metadata !{metadata !"0x101\00this\0016777216\001088", metadata !20, null, metadata !51} ; [ DW_TAG_arg_variable ] [this] [line 0]
!51 = metadata !{metadata !"0xf\00\000\0064\0064\000\000", null, null, metadata !"_ZTS1C"} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from _ZTS1C]
!52 = metadata !{i32 0, i32 0, metadata !20, null}
!53 = metadata !{i32 10, i32 0, metadata !20, null}
!54 = metadata !{i32 11, i32 0, metadata !20, null}
!55 = metadata !{i32 14, i32 0, metadata !21, null}
!56 = metadata !{i32 20, i32 0, metadata !22, null}
!57 = metadata !{i32 25, i32 0, metadata !24, null}
!58 = metadata !{i32 26, i32 0, metadata !24, null}
!59 = metadata !{i32 39, i32 0, metadata !27, null}
!60 = metadata !{i32 55, i32 0, metadata !31, null}
|
