b5abaea3c0
yaml2obj creates invalid object files even when the input was created by obj2yaml using a valid object file. On the other hand, yaml2obj is used to intentionally create invalid object files for testing purposes. This update balances using specified input values when provided and computing file offsets and sizes if necessary.
85 lines
2.4 KiB
Plaintext
85 lines
2.4 KiB
Plaintext
## Test various details of llvm-objdump -h/--section-headers for XCOFF.
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## Check the -h/--section-headers option prints section headers correctly.
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# RUN: yaml2obj %s --docnum=1 -o %t-basic.o
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# RUN: llvm-objdump --section-headers %t-basic.o | FileCheck %s
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# CHECK: Sections:
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# CHECK-NEXT: Idx Name Size VMA Type
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# CHECK-NEXT: 0 .text 00000008 00000008 TEXT
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# CHECK-NEXT: 1 .data 00000004 00000000 DATA
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# CHECK-NEXT: 2 .bss 00000000 00000010 BSS
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# CHECK-NEXT: 3 .tdata 00000004 00000000 DATA
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# CHECK-NEXT: 4 .tbss 00000000 00000004 BSS
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# CHECK-NEXT: 5 .dwline 00000046 00000000 DEBUG
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# CHECK-NEXT: 6 .debug 00000046 00000000 DEBUG
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--- !XCOFF
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FileHeader:
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MagicNumber: 0x1DF
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Sections:
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- Name: .text
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Address: 0x8
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Size: 0x8
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Flags: [ STYP_TEXT ]
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- Name: .data
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Size: 0x4
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Flags: [ STYP_DATA ]
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- Name: .bss
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Size: 0x0
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Address: 0x10
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Flags: [ STYP_BSS ]
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- Name: .tdata
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Size: 0x4
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Flags: [ STYP_TDATA ]
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- Name: .tbss
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Size: 0x0
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Flags: [ STYP_TBSS ]
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- Name: .dwline
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Size: 0x46
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Flags: [ STYP_DWARF ]
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- Name: .debug
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Size: 0x46
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Flags: [ STYP_DEBUG ]
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## Check the -h/--section-headers option prints long section names.
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# RUN: yaml2obj %s --docnum=2 -o %t-longname.o
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# RUN: llvm-objdump --section-headers %t-longname.o \
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# RUN: | FileCheck %s --check-prefix=LONG
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# LONG: Sections:
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# LONG-NEXT: Idx Name Size VMA Type
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# LONG-NEXT: 0 .dwarnge 00000004 00000000
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# LONG-NEXT: 1 .dwpbnms 00000004 00000000
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# LONG-NEXT: 2 .dwpbtyp 00000004 00000000
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--- !XCOFF
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FileHeader:
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MagicNumber: 0x1DF
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Sections:
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- Name: .dwarnge
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Size: 0x4
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Flags: [ STYP_PAD ]
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- Name: .dwpbnms
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Size: 0x4
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Flags: [ STYP_PAD ]
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- Name: .dwpbtyp
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Size: 0x4
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Flags: [ STYP_PAD ]
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## Truncate the file to end before the section header table ends.
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# RUN: yaml2obj %s --docnum=3 -o %t-truncate.o
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# RUN: %python -c "with open('%/t-truncate.o', 'r+b') as input: input.truncate(20)"
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# RUN: not llvm-objdump --section-headers %t-truncate.o 2>&1 \
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# RUN: | FileCheck --check-prefix=ERROR %s
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# ERROR: The end of the file was unexpectedly encountered: section headers with offset 0x14 and size 0x28 go past the end of the file
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--- !XCOFF
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FileHeader:
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MagicNumber: 0x1DF
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Sections:
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- Name: .text
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Size: 0x8
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Flags: [ STYP_TEXT ]
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