268 lines
9.5 KiB
YAML
268 lines
9.5 KiB
YAML
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## Test that yaml2obj emits a .debug_str_offsets section when requested.
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## a) Generate and verify a little endian .debug_str_offsets section.
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# RUN: yaml2obj -DENDIAN=ELFDATA2LSB --docnum=1 %s -o %t1.le.o
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# RUN: llvm-readobj --sections --section-data %t1.le.o | \
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# RUN: FileCheck -DSIZE=48 -DADDRALIGN=1 %s --check-prefixes=SHDR,DWARF-LE
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# SHDR: Index: 1
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# SHDR-NEXT: Name: .debug_str_offsets (1)
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# SHDR-NEXT: Type: SHT_PROGBITS (0x1)
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# SHDR-NEXT: Flags [ (0x0)
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# SHDR-NEXT: ]
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# SHDR-NEXT: Address: 0x0
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# SHDR-NEXT: Offset: 0x40
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# SHDR-NEXT: Size: [[SIZE]]
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# SHDR-NEXT: Link: 0
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# SHDR-NEXT: Info: 0
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# SHDR-NEXT: AddressAlignment: [[ADDRALIGN]]
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# SHDR-NEXT: EntrySize: 0
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# DWARF-LE-NEXT: SectionData (
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# DWARF-LE-NEXT: 0000: 0C000000 05000000 78563412 21436587 |........xV4.!Ce.|
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## ^------- unit_length (4-byte)
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## ^--- version (2-byte)
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## ^--- padding (2-byte)
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## ^------- offsets[0] (4-byte)
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## ^------- offsets[1] (4-byte)
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# DWARF-LE-NEXT: 0010: FFFFFFFF 14000000 00000000 05000000 |................|
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## ^------------------------- unit_length (12-byte)
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## ^--- version (2-byte)
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## ^--- padding (2-byte)
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# DWARF-LE-NEXT: 0020: F0DEBC9A 78563412 89674523 01EFCDAB |....xV4..gE#....|
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## ^---------------- offsets[0] (8-byte)
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## ^---------------- offsets[1] (8-byte)
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# DWARF-LE-NEXT: )
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: [[ENDIAN]]
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Type: ET_EXEC
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DWARF:
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debug_str_offsets:
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- Offsets:
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- 0x12345678
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- 0x87654321
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- Format: DWARF64
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Offsets:
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- 0x123456789abcdef0
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- 0xabcdef0123456789
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## b) Generate and verify a big endian .debug_str_offsets section.
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# RUN: yaml2obj -DENDIAN=ELFDATA2MSB --docnum=1 %s -o %t1.be.o
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# RUN: llvm-readobj --sections --section-data %t1.be.o | \
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# RUN: FileCheck -DSIZE=48 -DADDRALIGN=1 %s --check-prefixes=SHDR,DWARF-BE
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# DWARF-BE-NEXT: SectionData (
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# DWARF-BE-NEXT: 0000: 0000000C 00050000 12345678 87654321 |.........4Vx.eC!|
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## ^------- unit_length (4-byte)
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## ^--- version (2-byte)
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## ^--- padding (2-byte)
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## ^------- offsets[0] (4-byte)
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## ^------- offsets[1] (4-byte)
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# DWARF-BE-NEXT: 0010: FFFFFFFF 00000000 00000014 00050000 |................|
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## ^------------------------- unit_length (12-byte)
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## ^--- version (2-byte)
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## ^--- padding (2-byte)
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# DWARF-BE-NEXT: 0020: 12345678 9ABCDEF0 ABCDEF01 23456789 |.4Vx........#Eg.|
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## ^---------------- offsets[0] (8-byte)
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## ^---------------- offsets[1] (8-byte)
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# DWARF-BE-NEXT: )
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## c) Test that the length, version and padding fields can be overwritten.
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# RUN: yaml2obj --docnum=2 %s -o %t2.o
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# RUN: llvm-readelf --hex-dump=.debug_str_offsets %t2.o | \
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# RUN: FileCheck %s --check-prefix=OVERWRITE
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# OVERWRITE: Hex dump of section '.debug_str_offsets':
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# OVERWRITE-NEXT: 0x00000000 34120000 06001200 4.......
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## ^------- unit_length (4-byte)
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## ^--- version (2-byte)
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## ^--- padding (2-bye)
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: ELFDATA2LSB
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Type: ET_EXEC
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DWARF:
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debug_str_offsets:
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- Length: 0x1234
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Version: 6
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Padding: 0x12
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## d) Test that an empty 'Offsets' field is allowed.
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# RUN: yaml2obj --docnum=3 %s -o %t3.o
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# RUN: llvm-readelf --hex-dump=.debug_str_offsets %t3.o | \
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# RUN: FileCheck %s --check-prefix=EMPTY-OFFSETS
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# EMPTY-OFFSETS: Hex dump of section '.debug_str_offsets':
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# EMPTY-OFFSETS-NEXT: 0x00000000 04000000 05000000 ........
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## ^------- unit_length (4-byte)
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## ^--- version (2-byte)
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## ^--- padding (2-byte)
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: ELFDATA2LSB
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Type: ET_EXEC
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DWARF:
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debug_str_offsets:
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- Offsets: []
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## e) Test that the .debug_str_offsets section header is emitted if the "debug_str_offsets" is empty.
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# RUN: yaml2obj --docnum=4 %s -o %t4.o
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# RUN: llvm-readobj --sections --section-data %t4.o | \
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# RUN: FileCheck -DSIZE=0 -DADDRALIGN=1 %s --check-prefixes=SHDR,EMPTY-CONTENT
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# EMPTY-CONTENT-NEXT: SectionData (
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# EMPTY-CONTENT-NEXT: )
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: ELFDATA2LSB
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Type: ET_EXEC
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DWARF:
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debug_str_offsets: []
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## f) Generate the .debug_str_offsets section from raw section content.
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# RUN: yaml2obj --docnum=5 %s -o %t5.o
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# RUN: llvm-readobj --sections --section-data %t5.o | \
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# RUN: FileCheck %s -DADDRALIGN=0 -DSIZE=3 --check-prefixes=SHDR,ARBITRARY-CONTENT
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# ARBITRARY-CONTENT: SectionData (
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# ARBITRARY-CONTENT-NEXT: 0000: 112233
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# ARBITRARY-CONTENT-NEXT: )
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: ELFDATA2LSB
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Type: ET_EXEC
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Sections:
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- Name: .debug_str_offsets
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Type: SHT_PROGBITS
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Content: "112233"
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## g) Generate the .debug_str_offsets section when the "Size" is specified.
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# RUN: yaml2obj --docnum=6 %s -o %t6.o
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# RUN: llvm-readelf --hex-dump=.debug_str_offsets %t6.o | \
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# RUN: FileCheck %s --check-prefix=SIZE
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# SIZE: Hex dump of section '.debug_str_offsets':
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# SIZE-NEXT: 0x00000000 00000000 00000000 00000000 00000000 ................
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# SIZE-EMPTY:
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: ELFDATA2LSB
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Type: ET_EXEC
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Sections:
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- Name: .debug_str_offsets
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Type: SHT_PROGBITS
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Size: 0x10
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## h) Test that yaml2obj emits an error message when both the "Size" and the
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## "debug_str_offsets" entry are specified at the same time.
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# RUN: not yaml2obj --docnum=7 %s 2>&1 | FileCheck %s --check-prefix=ERROR
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# ERROR: yaml2obj: error: cannot specify section '.debug_str_offsets' contents in the 'DWARF' entry and the 'Content' or 'Size' in the 'Sections' entry at the same time
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: ELFDATA2LSB
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Type: ET_EXEC
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Sections:
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- Name: .debug_str_offsets
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Type: SHT_PROGBITS
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Size: 0x10
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DWARF:
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debug_str_offsets:
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- Offsets: []
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## i) Test that yaml2obj emits an error message when both the "Content" and the
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## "debug_str_offsets" entry are specified at the same time.
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# RUN: not yaml2obj --docnum=8 %s 2>&1 | FileCheck %s --check-prefix=ERROR
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: ELFDATA2LSB
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Type: ET_EXEC
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Sections:
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- Name: .debug_str_offsets
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Type: SHT_PROGBITS
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Content: "00"
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DWARF:
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debug_str_offsets:
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- Offsets: []
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## j) Test that all the properties can be overridden by the section header when
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## the "debug_str_offsets" entry doesn't exist.
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# RUN: yaml2obj --docnum=9 %s -o %t9.o
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# RUN: llvm-readelf --sections %t9.o | FileCheck %s --check-prefix=OVERRIDDEN
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# OVERRIDDEN: [Nr] Name Type Address Off Size ES Flg Lk Inf Al
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# OVERRIDDEN: [ 1] .debug_str_offsets STRTAB 0000000000002020 000050 000008 01 A 2 1 2
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# OVERRIDDEN-NEXT: [ 2] .sec STRTAB 0000000000000000 000058 000000 00 0 0 0
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: ELFDATA2LSB
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Type: ET_EXEC
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Sections:
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- Name: .debug_str_offsets
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Type: SHT_STRTAB ## SHT_PROGBITS by default.
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Flags: [SHF_ALLOC] ## 0 by default.
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Link: .sec ## 0 by default.
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EntSize: 1 ## 0 by default.
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Info: 1 ## 0 by default.
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AddressAlign: 2 ## 0 by default.
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Address: 0x2020 ## 0x00 by default.
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Offset: 0x50 ## 0x40 for the first section.
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Size: 0x08 ## Set the "Size" so that we can reuse the check tag "OVERRIDDEN".
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- Name: .sec ## Linked by .debug_str_offsets.
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Type: SHT_STRTAB
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## k) Test that all the properties can be overridden by the section header when
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## the "debug_str_offsets" entry exists.
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# RUN: yaml2obj --docnum=10 %s -o %t10.o
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# RUN: llvm-readelf --sections %t10.o | FileCheck %s --check-prefix=OVERRIDDEN
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: ELFDATA2LSB
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Type: ET_EXEC
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Sections:
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- Name: .debug_str_offsets
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Type: SHT_STRTAB ## SHT_PROGBITS by default.
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Flags: [SHF_ALLOC] ## 0 by default.
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Link: .sec ## 0 by default.
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EntSize: 1 ## 0 by default.
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Info: 1 ## 0 by default.
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AddressAlign: 2 ## 1 by default.
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Address: 0x2020 ## 0x00 by default.
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Offset: 0x50 ## 0x40 for the first section.
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- Name: .sec ## Linked by .debug_str_offsets.
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Type: SHT_STRTAB
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DWARF:
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debug_str_offsets:
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- Offsets: []
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