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4841858862
According to the DWARF spec a DIE that has DW_AT_specification or DW_AT_abstract_origin can be part of .debug_name if a DIE those attribute points to has DW_AT_name or DW_AT_linkage_name.
214 lines
8.2 KiB
Plaintext
214 lines
8.2 KiB
Plaintext
; REQUIRES: system-linux
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; RUN: llvm-mc -dwarf-version=5 -filetype=obj -triple x86_64-unknown-linux %p/Inputs/dwarf5_main.s -o %tmain.o
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; RUN: llvm-mc -dwarf-version=5 -filetype=obj -triple x86_64-unknown-linux %p/Inputs/dwarf5_helper.s -o %thelper.o
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; RUN: %clang %cflags -dwarf-5 %tmain.o %thelper.o -o %t.exe -Wl,-q
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; RUN: llvm-bolt %t.exe -o %t.bolt --update-debug-sections --create-debug-names-section=true
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; RUN: llvm-dwarfdump --debug-info -r 0 --debug-names %t.bolt > %t.txt
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; RUN: cat %t.txt | FileCheck --check-prefix=BOLT %s
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;; Tests BOLT generates .debug_names with --create-debug-names-section.
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;; Also applicable when binary has CUs that do not contribute to .debug_names pre-bolt.
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; BOLT: [[OFFSET1:0x[0-9a-f]*]]: Compile Unit
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; BOLT: [[OFFSET2:0x[0-9a-f]*]]: Compile Unit
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; BOLT: Name Index @ 0x0 {
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; BOLT-NEXT: Header {
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; BOLT-NEXT: Length: 0x155
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; BOLT-NEXT: Format: DWARF32
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; BOLT-NEXT: Version: 5
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; BOLT-NEXT: CU count: 2
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; BOLT-NEXT: Local TU count: 0
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; BOLT-NEXT: Foreign TU count: 0
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; BOLT-NEXT: Bucket count: 10
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; BOLT-NEXT: Name count: 10
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; BOLT-NEXT: Abbreviations table size: 0x29
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; BOLT-NEXT: Augmentation: 'BOLT'
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; BOLT-NEXT: }
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; BOLT-NEXT: Compilation Unit offsets [
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; BOLT-NEXT: CU[0]: [[OFFSET1]]
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; BOLT-NEXT: CU[1]: [[OFFSET2]]
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; BOLT-NEXT: ]
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; BOLT-NEXT: Abbreviations [
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; BOLT-NEXT: Abbreviation [[ABBREV1:0x[0-9a-f]*]] {
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; BOLT-NEXT: Tag: DW_TAG_subprogram
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; BOLT-NEXT: DW_IDX_compile_unit: DW_FORM_data1
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; BOLT-NEXT: DW_IDX_die_offset: DW_FORM_ref4
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; BOLT-NEXT: DW_IDX_parent: DW_FORM_flag_present
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; BOLT-NEXT: }
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; BOLT-NEXT: Abbreviation [[ABBREV2:0x[0-9a-f]*]] {
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; BOLT-NEXT: Tag: DW_TAG_inlined_subroutine
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; BOLT-NEXT: DW_IDX_compile_unit: DW_FORM_data1
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; BOLT-NEXT: DW_IDX_die_offset: DW_FORM_ref4
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; BOLT-NEXT: DW_IDX_parent: DW_FORM_ref4
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; BOLT-NEXT: }
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; BOLT-NEXT: Abbreviation [[ABBREV3:0x[0-9a-f]*]] {
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; BOLT-NEXT: Tag: DW_TAG_variable
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; BOLT-NEXT: DW_IDX_compile_unit: DW_FORM_data1
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; BOLT-NEXT: DW_IDX_die_offset: DW_FORM_ref4
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; BOLT-NEXT: DW_IDX_parent: DW_FORM_flag_present
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; BOLT-NEXT: }
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; BOLT-NEXT: Abbreviation [[ABBREV4:0x[0-9a-f]*]] {
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; BOLT-NEXT: Tag: DW_TAG_base_type
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; BOLT-NEXT: DW_IDX_compile_unit: DW_FORM_data1
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; BOLT-NEXT: DW_IDX_die_offset: DW_FORM_ref4
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; BOLT-NEXT: DW_IDX_parent: DW_FORM_flag_present
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; BOLT-NEXT: }
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; BOLT-NEXT: ]
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; BOLT-NEXT: Bucket 0 [
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; BOLT-NEXT: Name 1 {
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; BOLT-NEXT: Hash: 0x2124BB36
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; BOLT-NEXT: String: {{.+}} "useFoo"
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; BOLT-NEXT: Entry @ {{.+}} {
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; BOLT-NEXT: Abbrev: [[ABBREV1]]
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; BOLT-NEXT: Tag: DW_TAG_subprogram
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; BOLT-NEXT: DW_IDX_compile_unit: 0x01
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; BOLT-NEXT: DW_IDX_die_offset: 0x00000037
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; BOLT-NEXT: DW_IDX_parent: <parent not indexed>
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; BOLT-NEXT: }
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; BOLT-NEXT: Entry @ {{.+}} {
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; BOLT-NEXT: Abbrev: [[ABBREV2]]
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; BOLT-NEXT: Tag: DW_TAG_inlined_subroutine
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; BOLT-NEXT: DW_IDX_compile_unit: 0x01
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; BOLT-NEXT: DW_IDX_die_offset: 0x00000081
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; BOLT-NEXT: DW_IDX_parent: Entry @ 0x14b
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; BOLT-NEXT: }
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; BOLT-NEXT: }
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; BOLT-NEXT: ]
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; BOLT-NEXT: Bucket 1 [
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; BOLT-NEXT: EMPTY
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; BOLT-NEXT: ]
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; BOLT-NEXT: Bucket 2 [
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; BOLT-NEXT: Name 2 {
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; BOLT-NEXT: Hash: 0xFDE4B5D2
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; BOLT-NEXT: String: {{.+}} "fooVar"
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; BOLT-NEXT: Entry @ {{.+}} {
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; BOLT-NEXT: Abbrev: [[ABBREV3]]
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; BOLT-NEXT: Tag: DW_TAG_variable
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; BOLT-NEXT: DW_IDX_compile_unit: 0x01
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; BOLT-NEXT: DW_IDX_die_offset: 0x00000028
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; BOLT-NEXT: DW_IDX_parent: <parent not indexed>
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; BOLT-NEXT: }
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; BOLT-NEXT: }
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; BOLT-NEXT: ]
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; BOLT-NEXT: Bucket 3 [
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; BOLT-NEXT: EMPTY
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; BOLT-NEXT: ]
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; BOLT-NEXT: Bucket 4 [
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; BOLT-NEXT: EMPTY
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; BOLT-NEXT: ]
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; BOLT-NEXT: Bucket 5 [
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; BOLT-NEXT: EMPTY
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; BOLT-NEXT: ]
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; BOLT-NEXT: Bucket 6 [
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; BOLT-NEXT: Name 3 {
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; BOLT-NEXT: Hash: 0xB88B3D2
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; BOLT-NEXT: String: {{.+}} "use"
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; BOLT-NEXT: Entry @ {{.+}} {
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; BOLT-NEXT: Abbrev: [[ABBREV1]]
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; BOLT-NEXT: Tag: DW_TAG_subprogram
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; BOLT-NEXT: DW_IDX_compile_unit: 0x00
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; BOLT-NEXT: DW_IDX_die_offset: 0x00000028
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; BOLT-NEXT: DW_IDX_parent: <parent not indexed>
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; BOLT-NEXT: }
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; BOLT-NEXT: }
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; BOLT-NEXT: Name 4 {
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; BOLT-NEXT: Hash: 0x69A7307E
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; BOLT-NEXT: String: {{.+}} "_Z6useFooPi"
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; BOLT-NEXT: Entry @ {{.+}} {
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; BOLT-NEXT: Abbrev: [[ABBREV1]]
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; BOLT-NEXT: Tag: DW_TAG_subprogram
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; BOLT-NEXT: DW_IDX_compile_unit: 0x01
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; BOLT-NEXT: DW_IDX_die_offset: 0x00000037
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; BOLT-NEXT: DW_IDX_parent: <parent not indexed>
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; BOLT-NEXT: }
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; BOLT-NEXT: Entry @ {{.+}} {
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; BOLT-NEXT: Abbrev: [[ABBREV2]]
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; BOLT-NEXT: Tag: DW_TAG_inlined_subroutine
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; BOLT-NEXT: DW_IDX_compile_unit: 0x01
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; BOLT-NEXT: DW_IDX_die_offset: 0x00000081
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; BOLT-NEXT: DW_IDX_parent: Entry @ 0x14b
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; BOLT-NEXT: }
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; BOLT-NEXT: }
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; BOLT-NEXT: Name 5 {
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; BOLT-NEXT: Hash: 0x7C9A7F6A
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; BOLT-NEXT: String: {{.+}} "main"
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; BOLT-NEXT: Entry @ {{.+}} {
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; BOLT-NEXT: Abbrev: [[ABBREV1]]
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; BOLT-NEXT: Tag: DW_TAG_subprogram
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; BOLT-NEXT: DW_IDX_compile_unit: 0x00
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; BOLT-NEXT: DW_IDX_die_offset: 0x00000049
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; BOLT-NEXT: DW_IDX_parent: <parent not indexed>
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; BOLT-NEXT: }
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; BOLT-NEXT: }
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; BOLT-NEXT: Name 6 {
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; BOLT-NEXT: Hash: 0xB5063CFE
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; BOLT-NEXT: String: {{.+}} "_Z3fooi"
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; BOLT-NEXT: Entry @ {{.+}} {
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; BOLT-NEXT: Abbrev: [[ABBREV1]]
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; BOLT-NEXT: Tag: DW_TAG_subprogram
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; BOLT-NEXT: DW_IDX_compile_unit: 0x01
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; BOLT-NEXT: DW_IDX_die_offset: 0x0000005e
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; BOLT-NEXT: DW_IDX_parent: <parent not indexed>
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; BOLT-NEXT: }
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; BOLT-NEXT: }
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; BOLT-NEXT: ]
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; BOLT-NEXT: Bucket 7 [
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; BOLT-NEXT: Name 7 {
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; BOLT-NEXT: Hash: 0x8C06E589
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; BOLT-NEXT: String: {{.+}} "_Z3usePiS_"
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; BOLT-NEXT: Entry @ {{.+}} {
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; BOLT-NEXT: Abbrev: [[ABBREV1]]
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; BOLT-NEXT: Tag: DW_TAG_subprogram
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; BOLT-NEXT: DW_IDX_compile_unit: 0x00
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; BOLT-NEXT: DW_IDX_die_offset: 0x00000028
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; BOLT-NEXT: DW_IDX_parent: <parent not indexed>
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; BOLT-NEXT: }
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; BOLT-NEXT: }
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; BOLT-NEXT: ]
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; BOLT-NEXT: Bucket 8 [
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; BOLT-NEXT: Name 8 {
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; BOLT-NEXT: Hash: 0xB888030
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; BOLT-NEXT: String: {{.+}} "int"
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; BOLT-NEXT: Entry @ {{.+}} {
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; BOLT-NEXT: Abbrev: [[ABBREV4]]
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; BOLT-NEXT: Tag: DW_TAG_base_type
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; BOLT-NEXT: DW_IDX_compile_unit: 0x01
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; BOLT-NEXT: DW_IDX_die_offset: 0x00000033
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; BOLT-NEXT: DW_IDX_parent: <parent not indexed>
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; BOLT-NEXT: }
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; BOLT-NEXT: Entry @ 0x{{.+}} {
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; BOLT-NEXT: Abbrev: [[ABBREV4]]
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; BOLT-NEXT: Tag: DW_TAG_base_type
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; BOLT-NEXT: DW_IDX_compile_unit: 0x00
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; BOLT-NEXT: DW_IDX_die_offset: 0x0000007f
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; BOLT-NEXT: DW_IDX_parent: <parent not indexed>
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; BOLT-NEXT: }
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; BOLT-NEXT: }
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; BOLT-NEXT: ]
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; BOLT-NEXT: Bucket 9 [
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; BOLT-NEXT: Name 9 {
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; BOLT-NEXT: Hash: 0xB887389
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; BOLT-NEXT: String: {{.+}} "foo"
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; BOLT-NEXT: Entry @ 0x14b {
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; BOLT-NEXT: Abbrev: [[ABBREV1]]
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; BOLT-NEXT: Tag: DW_TAG_subprogram
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; BOLT-NEXT: DW_IDX_compile_unit: 0x01
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; BOLT-NEXT: DW_IDX_die_offset: 0x0000005e
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; BOLT-NEXT: DW_IDX_parent: <parent not indexed>
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; BOLT-NEXT: }
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; BOLT-NEXT: }
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; BOLT-NEXT: Name 10 {
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; BOLT-NEXT: Hash: 0x7C952063
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; BOLT-NEXT: String: {{.+}} "char"
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; BOLT-NEXT: Entry @ {{.+}} {
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; BOLT-NEXT: Abbrev: [[ABBREV4]]
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; BOLT-NEXT: Tag: DW_TAG_base_type
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; BOLT-NEXT: DW_IDX_compile_unit: 0x00
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; BOLT-NEXT: DW_IDX_die_offset: 0x00000092
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; BOLT-NEXT: DW_IDX_parent: <parent not indexed>
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; BOLT-NEXT: }
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; BOLT-NEXT: }
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; BOLT-NEXT: ]
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; BOLT-NEXT: }
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