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Esme-Yi
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[obj2yaml][XCOFF] Dump sections
Summary: This patch implements parsing sections for obj2yaml on AIX. Reviewed By: jhenderson Differential Revision: https://reviews.llvm.org/D98003
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‎llvm/test/tools/obj2yaml/XCOFF/aix.yaml

Lines changed: 146 additions & 79 deletions
Original file line numberDiff line numberDiff line change
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# RUN: obj2yaml %S/Inputs/aix_xcoff.o | FileCheck %s
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# Test that we can parse the XCOFF object file correctly.
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# CHECK: --- !XCOFF
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# CHECK-NEXT: FileHeader:
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# CHECK-NEXT: MagicNumber: 0x1DF
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# CHECK-NEXT: NumberOfSections: 2
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# CHECK-NEXT: CreationTime: 1552337792
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# CHECK-NEXT: OffsetToSymbolTable: 0x13A
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# CHECK-NEXT: EntriesInSymbolTable: 22
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# CHECK-NEXT: AuxiliaryHeaderSize: 0
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# CHECK-NEXT: Flags: 0x0
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## This is a basic test to check if we can parse the XCOFF object file correctly.
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# RUN: yaml2obj %s -DMAGIC=0x01DF -o %t-32
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# RUN: obj2yaml %t-32 | FileCheck %s --check-prefix=CHECK32
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# RUN: yaml2obj %s -DMAGIC=0x01F7 -o %t-64
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# RUN: obj2yaml %t-64 | FileCheck %s --check-prefix=CHECK64
126

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# CHECK: Symbols:
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# CHECK-NEXT: - Name: .file
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# CHECK-NEXT: Value: 0x0
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# CHECK-NEXT: Section: N_DEBUG
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# CHECK-NEXT: Type: 0x3
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# CHECK-NEXT: StorageClass: C_FILE
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# CHECK-NEXT: NumberOfAuxEntries: 1
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# CHECK-NEXT: - Name: i
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# CHECK-NEXT: Value: 0x0
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# CHECK-NEXT: Section: N_UNDEF
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# CHECK-NEXT: Type: 0x0
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# CHECK-NEXT: StorageClass: C_EXT
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# CHECK-NEXT: NumberOfAuxEntries: 1
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# CHECK-NEXT: - Name: TestforXcoff
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# CHECK-NEXT: Value: 0x0
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# CHECK-NEXT: Section: N_UNDEF
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# CHECK-NEXT: Type: 0x0
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# CHECK-NEXT: StorageClass: C_EXT
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# CHECK-NEXT: NumberOfAuxEntries: 1
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# CHECK-NEXT: - Name: .text
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# CHECK-NEXT: Value: 0x0
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# CHECK-NEXT: Section: .text
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# CHECK-NEXT: Type: 0x0
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# CHECK-NEXT: StorageClass: C_HIDEXT
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# CHECK-NEXT: NumberOfAuxEntries: 1
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# CHECK-NEXT: - Name: .main
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# CHECK-NEXT: Value: 0x0
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# CHECK-NEXT: Section: .text
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# CHECK-NEXT: Type: 0x0
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# CHECK-NEXT: StorageClass: C_EXT
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# CHECK-NEXT: NumberOfAuxEntries: 1
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# CHECK-NEXT: - Name: main
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# CHECK-NEXT: Value: 0x60
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# CHECK-NEXT: Section: .data
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# CHECK-NEXT: Type: 0x0
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# CHECK-NEXT: StorageClass: C_HIDEXT
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# CHECK-NEXT: NumberOfAuxEntries: 1
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# CHECK-NEXT: - Name: main
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# CHECK-NEXT: Value: 0x60
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# CHECK-NEXT: Section: .data
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# CHECK-NEXT: Type: 0x0
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# CHECK-NEXT: StorageClass: C_EXT
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# CHECK-NEXT: NumberOfAuxEntries: 1
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# CHECK-NEXT: - Name: .data
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# CHECK-NEXT: Value: 0x70
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# CHECK-NEXT: Section: .data
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# CHECK-NEXT: Type: 0x0
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# CHECK-NEXT: StorageClass: C_HIDEXT
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# CHECK-NEXT: NumberOfAuxEntries: 1
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# CHECK-NEXT: - Name: TOC
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# CHECK-NEXT: Value: 0x74
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# CHECK-NEXT: Section: .data
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# CHECK-NEXT: Type: 0x0
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# CHECK-NEXT: StorageClass: C_HIDEXT
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# CHECK-NEXT: NumberOfAuxEntries: 1
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# CHECK-NEXT: - Name: i
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# CHECK-NEXT: Value: 0x74
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# CHECK-NEXT: Section: .data
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# CHECK-NEXT: Type: 0x0
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# CHECK-NEXT: StorageClass: C_HIDEXT
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# CHECK-NEXT: NumberOfAuxEntries: 1
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# CHECK-NEXT: - Name: TestforXcoff
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# CHECK-NEXT: Value: 0x78
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# CHECK-NEXT: Section: .data
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# CHECK-NEXT: Type: 0x0
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# CHECK-NEXT: StorageClass: C_HIDEXT
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# CHECK-NEXT: NumberOfAuxEntries: 1
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## TODO: Dump the string table.
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# CHECK32: --- !XCOFF
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# CHECK32-NEXT: FileHeader:
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# CHECK32-NEXT: MagicNumber: 0x1DF
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# CHECK32-NEXT: NumberOfSections: 2
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# CHECK32-NEXT: CreationTime: 0
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# CHECK32-NEXT: OffsetToSymbolTable: 0x80
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# CHECK32-NEXT: EntriesInSymbolTable: 4
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# CHECK32-NEXT: AuxiliaryHeaderSize: 0
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# CHECK32-NEXT: Flags: 0x0
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# CHECK32-NEXT: Sections:
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# CHECK32-NEXT: - Name: .text
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# CHECK32-NEXT: Address: 0x0
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# CHECK32-NEXT: Size: 0x4
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# CHECK32-NEXT: FileOffsetToData: 0x64
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# CHECK32-NEXT: FileOffsetToRelocations: 0x6C
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# CHECK32-NEXT: FileOffsetToLineNumbers: 0x0
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# CHECK32-NEXT: NumberOfRelocations: 0x1
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# CHECK32-NEXT: NumberOfLineNumbers: 0x0
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# CHECK32-NEXT: Flags: [ STYP_TEXT ]
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# CHECK32-NEXT: SectionData: '00007400'
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# CHECK32-NEXT: Relocations:
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# CHECK32-NEXT: - Address: 0xE
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# CHECK32-NEXT: Symbol: 0x12
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# CHECK32-NEXT: Info: 0xF
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# CHECK32-NEXT: Type: 0x3
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# CHECK32-NEXT: - Name: .data
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# CHECK32-NEXT: Address: 0x4
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# CHECK32-NEXT: Size: 0x4
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# CHECK32-NEXT: FileOffsetToData: 0x68
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# CHECK32-NEXT: FileOffsetToRelocations: 0x76
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# CHECK32-NEXT: FileOffsetToLineNumbers: 0x0
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# CHECK32-NEXT: NumberOfRelocations: 0x1
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# CHECK32-NEXT: NumberOfLineNumbers: 0x0
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# CHECK32-NEXT: Flags: [ STYP_DATA ]
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# CHECK32-NEXT: SectionData: '00007700'
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# CHECK32-NEXT: Relocations:
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# CHECK32-NEXT: - Address: 0x60
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# CHECK32-NEXT: Symbol: 0x8
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# CHECK32-NEXT: Info: 0x1F
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# CHECK32-NEXT: Type: 0x0
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# CHECK32-NEXT: Symbols:
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# CHECK32-NEXT: - Name: TestforXcoff
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# CHECK32-NEXT: Value: 0x0
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# CHECK32-NEXT: Section: N_UNDEF
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# CHECK32-NEXT: Type: 0x0
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# CHECK32-NEXT: StorageClass: C_EXT
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# CHECK32-NEXT: NumberOfAuxEntries: 1
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# CHECK32-NEXT: - Name: .data
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# CHECK32-NEXT: Value: 0x70
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# CHECK32-NEXT: Section: .data
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# CHECK32-NEXT: Type: 0x0
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# CHECK32-NEXT: StorageClass: C_HIDEXT
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# CHECK32-NEXT: NumberOfAuxEntries: 1
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# CHECK64: --- !XCOFF
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# CHECK64-NEXT: FileHeader:
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# CHECK64-NEXT: MagicNumber: 0x1F7
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# CHECK64-NEXT: NumberOfSections: 2
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# CHECK64-NEXT: CreationTime: 0
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# CHECK64-NEXT: OffsetToSymbolTable: 0xCC
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# CHECK64-NEXT: EntriesInSymbolTable: 4
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# CHECK64-NEXT: AuxiliaryHeaderSize: 0
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# CHECK64-NEXT: Flags: 0x0
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# CHECK64-NEXT: Sections:
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# CHECK64-NEXT: - Name: .text
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# CHECK64-NEXT: Address: 0x0
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# CHECK64-NEXT: Size: 0x4
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# CHECK64-NEXT: FileOffsetToData: 0xA8
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# CHECK64-NEXT: FileOffsetToRelocations: 0xB0
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# CHECK64-NEXT: FileOffsetToLineNumbers: 0x0
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# CHECK64-NEXT: NumberOfRelocations: 0x1
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# CHECK64-NEXT: NumberOfLineNumbers: 0x0
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# CHECK64-NEXT: Flags: [ STYP_TEXT ]
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# CHECK64-NEXT: SectionData: '00007400'
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# CHECK64-NEXT: Relocations:
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# CHECK64-NEXT: - Address: 0xE
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# CHECK64-NEXT: Symbol: 0x12
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# CHECK64-NEXT: Info: 0xF
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# CHECK64-NEXT: Type: 0x3
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# CHECK64-NEXT: - Name: .data
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# CHECK64-NEXT: Address: 0x4
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# CHECK64-NEXT: Size: 0x4
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# CHECK64-NEXT: FileOffsetToData: 0xAC
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# CHECK64-NEXT: FileOffsetToRelocations: 0xBE
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# CHECK64-NEXT: FileOffsetToLineNumbers: 0x0
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# CHECK64-NEXT: NumberOfRelocations: 0x1
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# CHECK64-NEXT: NumberOfLineNumbers: 0x0
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# CHECK64-NEXT: Flags: [ STYP_DATA ]
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# CHECK64-NEXT: SectionData: '00007700'
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# CHECK64-NEXT: Relocations:
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# CHECK64-NEXT: - Address: 0x60
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# CHECK64-NEXT: Symbol: 0x8
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# CHECK64-NEXT: Info: 0x1F
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# CHECK64-NEXT: Type: 0x0
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# CHECK64-NEXT: Symbols:
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# CHECK64-NEXT: - Name: TestforXcoff
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# CHECK64-NEXT: Value: 0x0
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# CHECK64-NEXT: Section: N_UNDEF
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# CHECK64-NEXT: Type: 0x0
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# CHECK64-NEXT: StorageClass: C_EXT
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# CHECK64-NEXT: NumberOfAuxEntries: 1
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# CHECK64-NEXT: - Name: .data
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# CHECK64-NEXT: Value: 0x70
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# CHECK64-NEXT: Section: .data
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# CHECK64-NEXT: Type: 0x0
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# CHECK64-NEXT: StorageClass: C_HIDEXT
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# CHECK64-NEXT: NumberOfAuxEntries: 1
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--- !XCOFF
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FileHeader:
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MagicNumber: [[MAGIC]]
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Sections:
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- Name: .text
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Flags: [ STYP_TEXT ]
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SectionData: '00007400'
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Relocations:
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- Address: 0xE
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Symbol: 0x12
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Info: 0xF
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Type: 0x3
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- Name: .data
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Flags: [ STYP_DATA ]
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SectionData: '00007700'
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Relocations:
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- Address: 0x60
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Symbol: 0x8
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Info: 0x1F
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Type: 0x0
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Symbols:
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- Name: TestforXcoff
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Value: 0x0
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Section: N_UNDEF
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Type: 0x0
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StorageClass: C_EXT
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NumberOfAuxEntries: 1
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- Name: .data
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Value: 0x70
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Section: .data
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Type: 0x0
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StorageClass: C_HIDEXT
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NumberOfAuxEntries: 1

‎llvm/test/tools/obj2yaml/XCOFF/invalid-section.yaml

Lines changed: 32 additions & 0 deletions
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## Check that obj2yaml reports a suitable error when it encounters
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## invalid content in Section.
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## Error1: failed to get section data.
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# RUN: yaml2obj %s --docnum=1 -o %t1
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# RUN: not obj2yaml %t1 2>&1 | FileCheck %s -DFILE=%t1 --check-prefix=ERROR1
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# ERROR1: The end of the file was unexpectedly encountered
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--- !XCOFF
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FileHeader:
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MagicNumber: 0x01DF
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Sections:
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- SectionData: '00007400'
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FileOffsetToData: 0x70
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## Error2: failed to get relocations.
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# RUN: yaml2obj %s --docnum=2 -o %t2
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# RUN: not obj2yaml %t2 2>&1 | FileCheck %s -DFILE=%t2 --check-prefix=ERROR2
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# ERROR2: The end of the file was unexpectedly encountered
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--- !XCOFF
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FileHeader:
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MagicNumber: 0x01DF
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Sections:
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- NumberOfRelocations: 0x3
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Relocations:
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- Address: 0xE
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Symbol: 0x12
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Info: 0xF
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Type: 0x3

‎llvm/test/tools/obj2yaml/XCOFF/invalid-symbol.yaml

Lines changed: 30 additions & 0 deletions
Original file line numberDiff line numberDiff line change
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## Check that obj2yaml reports a suitable error when it encounters
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## invalid content in Symbol.
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## Error1: failed to get the section name for a symbol.
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# RUN: yaml2obj %s --docnum=1 -o %t1
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# RUN: not obj2yaml %t1 2>&1 | FileCheck %s --check-prefix=ERROR1
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# ERROR1: Invalid section index
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--- !XCOFF
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FileHeader:
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MagicNumber: 0x01DF
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Sections:
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- Name: .text
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Symbols:
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- SectionIndex: 2
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## Error2: failed to get the symbol name.
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# RUN: yaml2obj %s --docnum=2 -o %t2
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# RUN: not obj2yaml %t2 2>&1 | FileCheck %s --check-prefix=ERROR2
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# ERROR2: Invalid data was encountered while parsing the file
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--- !XCOFF
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FileHeader:
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MagicNumber: 0x01DF
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Symbols:
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- Name: nameInStrTbl
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StringTable:
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Length: 0

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