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Differential D86194 Diff 286939 llvm/test/tools/yaml2obj/ELF/DWARF/debug-abbrev.yaml

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llvm/test/tools/yaml2obj/ELF/DWARF/debug-abbrev.yaml

## Test that yaml2obj emits .debug_abbrev section. ## Test that yaml2obj emits .debug_abbrev section.
## a) Generate the .debug_abbrev section from the "DWARF" entry. ## a) Generate the .debug_abbrev section from the "DWARF" entry.
# RUN: yaml2obj --docnum=1 %s -o %t1.o # RUN: yaml2obj --docnum=1 %s -o %t1.o
# RUN: llvm-readobj --sections --section-data %t1.o | \ # RUN: llvm-readobj --sections --section-data %t1.o | \
# RUN: FileCheck -DSIZE=39 -DADDRALIGN=1 %s --check-prefixes=SHDR,CONTENT # RUN: FileCheck -DSIZE=54 -DADDRALIGN=1 %s --check-prefixes=SHDR,CONTENT
# SHDR: Index: 1 # SHDR: Index: 1
# SHDR-NEXT: Name: .debug_abbrev (1) # SHDR-NEXT: Name: .debug_abbrev (1)
# SHDR-NEXT: Type: SHT_PROGBITS (0x1) # SHDR-NEXT: Type: SHT_PROGBITS (0x1)
# SHDR-NEXT: Flags [ (0x0) # SHDR-NEXT: Flags [ (0x0)
# SHDR-NEXT: ] # SHDR-NEXT: ]
# SHDR-NEXT: Address: 0x0 # SHDR-NEXT: Address: 0x0
# SHDR-NEXT: Offset: 0x40 # SHDR-NEXT: Offset: 0x40
Show All 21 Lines
## ^--- attr terminator ^- DW_CHILDREN_no 1-byte ## ^--- attr terminator ^- DW_CHILDREN_no 1-byte
## ^- DW_AT_call_pc ULEB128 (0x81) ## ^- DW_AT_call_pc ULEB128 (0x81)
## ##
# CONTENT: 01810104 02A04021 |..............@!| # CONTENT: 01810104 02A04021 |..............@!|
## -- ^- Form: reserved ULEB128 ## -- ^- Form: reserved ULEB128
## ^--- Form: invalid ULEB128 (0x81) ^--- Attribute: reserved ULEB128 (0x2020) ## ^--- Form: invalid ULEB128 (0x81) ^--- Attribute: reserved ULEB128 (0x2020)
## ^- Attribute: reserved ULEB128 ^- DW_FORM_implicit_const ULEB128 ## ^- Attribute: reserved ULEB128 ^- DW_FORM_implicit_const ULEB128
## ##
# CONTENT-NEXT: 0020: CEC2F105 000000 |.......| # CONTENT-NEXT: 0020: CEC2F105 00000001
## ^------- Value SLEB128 (12345678) ^--- attr terminator ## ^------- Value SLEB128 (12345678) ^--- attr terminator
## ^- abbrev terminator ## ^- abbrev terminator
## ^- abbreviation code ULEB128
# CONTENT: 1101250E 0000022E |..........%.....|
## ^- DW_TAG_compile_unit ULEB128 ^--- attr terminator
## ^- DW_CHILDREN_yes 1-byte ^- abbreviation code ULEB128
## ^- DW_AT_producer ULEB128 ^- DW_TAG_subprogram ULEB128
## ^- DW_FORM_strp ULEB128
# CONTENT-NEXT: 0030: 01110100 0000 |......|
## ^- DW_CHILDREN_yes 1-byte
## ^- DW_AT_low_pc ULEB128
## ^- DW_FORM_addr UELB128
## ^---- attr terminator
## ^- abbrev table terminator
# CONTENT-NEXT: ) # CONTENT-NEXT: )
--- !ELF --- !ELF
FileHeader: FileHeader:
Class: ELFCLASS64 Class: ELFCLASS64
Data: ELFDATA2LSB Data: ELFDATA2LSB
Type: ET_EXEC Type: ET_EXEC
DWARF: DWARF:
debug_abbrev: debug_abbrev:
- Table:
- Code: 1 - Code: 1
Tag: DW_TAG_compile_unit Tag: DW_TAG_compile_unit
Children: DW_CHILDREN_yes Children: DW_CHILDREN_yes
Attributes: Attributes:
- Attribute: DW_AT_producer - Attribute: DW_AT_producer
Form: DW_FORM_strp Form: DW_FORM_strp
- Attribute: DW_AT_language - Attribute: DW_AT_language
Form: DW_FORM_data2 Form: DW_FORM_data2
- Attribute: DW_AT_name - Attribute: DW_AT_name
Form: DW_FORM_strx Form: DW_FORM_strx
- Code: 2 - Code: 2
Tag: DW_TAG_subprogram Tag: DW_TAG_subprogram
Children: DW_CHILDREN_yes Children: DW_CHILDREN_yes
Attributes: Attributes:
- Attribute: DW_AT_low_pc - Attribute: DW_AT_low_pc
Form: DW_FORM_addr Form: DW_FORM_addr
- Attribute: DW_AT_high_pc - Attribute: DW_AT_high_pc
Form: DW_FORM_addrx Form: DW_FORM_addrx
- Code: 3 - Code: 3
## Test a reserved tag value. ## Test a reserved tag value.
Tag: 0x06 Tag: 0x06
Children: DW_CHILDREN_no Children: DW_CHILDREN_no
Attributes: Attributes:
## Test an attribute value that is more than one byte. ## Test an attribute value that is more than one byte.
- Attribute: DW_AT_call_pc - Attribute: DW_AT_call_pc
## Test a form value that is more than one byte. ## Test a form value that is more than one byte.
Form: 0x81 Form: 0x81
## Test a reserved attribute value. ## Test a reserved attribute value.
- Attribute: 0x04 - Attribute: 0x04
## Test a reserved form value. ## Test a reserved form value.
Form: 0x02 Form: 0x02
- Attribute: 0x2020 - Attribute: 0x2020
## Test one special attribute form DW_FORM_implicit_const, ## Test one special attribute form DW_FORM_implicit_const,
## who is followed by a SLEB128 value. ## who is followed by a SLEB128 value.
Form: DW_FORM_implicit_const Form: DW_FORM_implicit_const
Value: 12345678 Value: 12345678
- Table:
- Code: 1
Tag: DW_TAG_compile_unit
Children: DW_CHILDREN_yes
Attributes:
- Attribute: DW_AT_producer
Form: DW_FORM_strp
- Code: 2
Tag: DW_TAG_subprogram
Children: DW_CHILDREN_yes
Attributes:
- Attribute: DW_AT_low_pc
Form: DW_FORM_addr
## b) Generate the .debug_abbrev section from raw section content. ## b) Generate the .debug_abbrev section from raw section content.
# RUN: yaml2obj --docnum=2 %s -o %t2.o # RUN: yaml2obj --docnum=2 %s -o %t2.o
# RUN: llvm-readobj --sections --section-data %t2.o | \ # RUN: llvm-readobj --sections --section-data %t2.o | \
# RUN: FileCheck -DADDRALIGN=0 -DSIZE=3 %s --check-prefixes=SHDR,ARBITRARY-CONTENT # RUN: FileCheck -DADDRALIGN=0 -DSIZE=3 %s --check-prefixes=SHDR,ARBITRARY-CONTENT
# ARBITRARY-CONTENT-NEXT: SectionData ( # ARBITRARY-CONTENT-NEXT: SectionData (
▲ Show 20 Lines • Show All 43 Lines • ▼ Show 20 LinesFileHeader:
Data: ELFDATA2LSB Data: ELFDATA2LSB
Type: ET_EXEC Type: ET_EXEC
Sections: Sections:
- Name: .debug_abbrev - Name: .debug_abbrev
Type: SHT_PROGBITS Type: SHT_PROGBITS
Size: 0x10 Size: 0x10
DWARF: DWARF:
debug_abbrev: debug_abbrev:
- Table:
- Code: 1 - Code: 1
Tag: DW_TAG_compile_unit Tag: DW_TAG_compile_unit
Children: DW_CHILDREN_no Children: DW_CHILDREN_no
Attributes: [] Attributes: []
## e) Test that yaml2obj emits an error message when both the "Content" and the ## e) Test that yaml2obj emits an error message when both the "Content" and the
## "debug_abbrev" entry are specified at the same time. ## "debug_abbrev" entry are specified at the same time.
# RUN: not yaml2obj --docnum=5 %s 2>&1 | FileCheck %s --check-prefix=ERROR # RUN: not yaml2obj --docnum=5 %s 2>&1 | FileCheck %s --check-prefix=ERROR
--- !ELF --- !ELF
FileHeader: FileHeader:
Class: ELFCLASS64 Class: ELFCLASS64
Data: ELFDATA2LSB Data: ELFDATA2LSB
Type: ET_EXEC Type: ET_EXEC
Sections: Sections:
- Name: .debug_abbrev - Name: .debug_abbrev
Type: SHT_PROGBITS Type: SHT_PROGBITS
Content: "00" Content: "00"
DWARF: DWARF:
debug_abbrev: debug_abbrev:
- Table:
- Code: 1 - Code: 1
Tag: DW_TAG_compile_unit Tag: DW_TAG_compile_unit
Children: DW_CHILDREN_no Children: DW_CHILDREN_no
Attributes: [] Attributes: []
## f) Test that all the properties can be overridden by the section header when ## f) Test that all the properties can be overridden by the section header when
## the "debug_abbrev" entry doesn't exist. ## the "debug_abbrev" entry doesn't exist.
# RUN: yaml2obj --docnum=6 %s -o %t6.o # RUN: yaml2obj --docnum=6 %s -o %t6.o
# RUN: llvm-readelf --sections %t6.o | FileCheck %s --check-prefix=OVERRIDDEN # RUN: llvm-readelf --sections %t6.o | FileCheck %s --check-prefix=OVERRIDDEN
# OVERRIDDEN: [Nr] Name Type Address Off Size ES Flg Lk Inf Al # OVERRIDDEN: [Nr] Name Type Address Off Size ES Flg Lk Inf Al
Show All 39 Lines - Name: .debug_abbrev
Info: 1 ## 0 by default. Info: 1 ## 0 by default.
AddressAlign: 2 ## 1 by default. AddressAlign: 2 ## 1 by default.
Address: 0x2020 ## 0x00 by default. Address: 0x2020 ## 0x00 by default.
Offset: 0x50 ## 0x40 for the first section. Offset: 0x50 ## 0x40 for the first section.
- Name: .sec ## Linked by .debug_abbrev. - Name: .sec ## Linked by .debug_abbrev.
Type: SHT_STRTAB Type: SHT_STRTAB
DWARF: DWARF:
debug_abbrev: debug_abbrev:
- Table:
- Code: 1 - Code: 1
Tag: DW_TAG_compile_unit Tag: DW_TAG_compile_unit
Children: DW_CHILDREN_no Children: DW_CHILDREN_no
Attributes: [] Attributes: []
## h) Test that yaml2obj automatically generates abbreviation codes for us. ## h) Test that yaml2obj automatically generates abbreviation codes for us.
# RUN: yaml2obj --docnum=8 %s -o %t8.o # RUN: yaml2obj --docnum=8 %s -o %t8.o
# RUN: llvm-readelf --hex-dump=.debug_abbrev %t8.o | FileCheck %s --check-prefix=CODE # RUN: llvm-readelf --hex-dump=.debug_abbrev %t8.o | FileCheck %s --check-prefix=CODE
# CODE: 0x00000000 01110000 00022e00 0000042e 00000004 # CODE: 0x00000000 01110000 00022e00 0000042e 00000004
## ^- abbreviation code ULEB128 ## ^- abbreviation code ULEB128
## ^- abbreviation code ULEB128 ## ^- abbreviation code ULEB128
## ^- abbreviation code (ULEB128) 0x04 ## ^- abbreviation code (ULEB128) 0x04
## ^- abbreviation code (ULEB128) 0x04 ## ^- abbreviation code (ULEB128) 0x04
## ##
# CODE-NEXT: 0x00000010 2e000000 052e0000 00062e00 0000 # CODE-NEXT: 0x00000010 2e000000 052e0000 00062e00 0000
## ^- abbreviation code ULEB128 ## ^- abbreviation code ULEB128
## ^- abbreviation code ULEB128 ## ^- abbreviation code ULEB128
--- !ELF --- !ELF
FileHeader: FileHeader:
Class: ELFCLASS64 Class: ELFCLASS64
Data: ELFDATA2LSB Data: ELFDATA2LSB
Type: ET_EXEC Type: ET_EXEC
DWARF: DWARF:
debug_abbrev: debug_abbrev:
- Table:
- Tag: DW_TAG_compile_unit - Tag: DW_TAG_compile_unit
Children: DW_CHILDREN_no Children: DW_CHILDREN_no
Attributes: [] Attributes: []
- Tag: DW_TAG_subprogram - Tag: DW_TAG_subprogram
Children: DW_CHILDREN_no Children: DW_CHILDREN_no
Attributes: [] Attributes: []
- Code: 4 - Code: 4
Tag: DW_TAG_subprogram Tag: DW_TAG_subprogram
Children: DW_CHILDREN_no Children: DW_CHILDREN_no
Attributes: [] Attributes: []
- Code: 4 - Code: 4
Tag: DW_TAG_subprogram Tag: DW_TAG_subprogram
Children: DW_CHILDREN_no Children: DW_CHILDREN_no
Attributes: [] Attributes: []
- Tag: DW_TAG_subprogram - Tag: DW_TAG_subprogram
Children: DW_CHILDREN_no Children: DW_CHILDREN_no
Attributes: [] Attributes: []
- Tag: DW_TAG_subprogram - Tag: DW_TAG_subprogram
Children: DW_CHILDREN_no Children: DW_CHILDREN_no
Attributes: [] Attributes: []