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8c723e1908
This fixes a bug as well. When "FileSize:" (p_filesz) is specified and
different from the actual value, the following code probably should not
use PHeader.p_filesz:
if (SHeader->sh_offset == PHeader.p_offset + PHeader.p_filesz)
PHeader.p_memsz += SHeader->sh_size;
Reviewed By: jhenderson
Differential Revision: https://reviews.llvm.org/D67256
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@371420 91177308-0d34-0410-b5e6-96231b3b80d8
109 lines
2.4 KiB
YAML
109 lines
2.4 KiB
YAML
# Show that yaml2obj properly emits program headers with explicit file size,
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# memory size and offset parameters.
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# RUN: yaml2obj %s -o %t
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# RUN: llvm-readobj %t --program-headers | FileCheck %s
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# CHECK: ProgramHeaders [
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# CHECK: Offset: 0x1234
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# CHECK: FileSize: 1111
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# CHECK: MemSize: 9999
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# CHECK: Offset: 0x2000
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# CHECK: FileSize: 6
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# CHECK: MemSize: 4
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# CHECK: Offset: 0x2000
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# CHECK: FileSize: 4
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# CHECK: MemSize: 6
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# CHECK: Offset: 0x1FFF
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# CHECK: FileSize: 5
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# CHECK: MemSize: 5
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# CHECK: Offset: 0xFFE
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# CHECK: FileSize: 7
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# CHECK: MemSize: 9
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# CHECK: Offset: 0x3000
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# CHECK: FileSize: 3
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# CHECK: MemSize: 2
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# CHECK: Offset: 0x2004
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# CHECK: FileSize: 4
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# CHECK: MemSize: 6
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# CHECK: ]
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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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Machine: EM_X86_64
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Sections:
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- Name: .text
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Type: SHT_PROGBITS
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Size: 4
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ShOffset: 0x1000
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AddressAlign: 0x1000
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- Name: .rodata
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Type: SHT_PROGBITS
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Size: 4
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ShOffset: 0x2000
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AddressAlign: 0x1000
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- Name: .data
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Type: SHT_PROGBITS
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ShOffset: 0x2004
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Size: 4
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- Name: .nobits1
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Type: SHT_NOBITS
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ShOffset: 0x2008
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Size: 1
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- Name: .nobits2
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Type: SHT_NOBITS
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# Intentionally set to 0x2009 though the previous section is SHT_NOBITS.
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ShOffset: 0x2009
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Size: 1
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ProgramHeaders:
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# Program header with no sections.
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- Type: 0x6abcdef0 # arbitrary type
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Offset: 0x1234
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FileSize: 1111
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MemSize: 9999
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# Program header with only file size set.
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- Type: 0x6abcdef0
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FileSize: 6
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Sections:
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- Section: .rodata
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# Program header with only mem size set.
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- Type: 0x6abcdef0
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MemSize: 6
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Sections:
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- Section: .rodata
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# Program header with only offset set.
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- Type: 0x6abcdef0
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Offset: 0x1fff
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Sections:
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- Section: .rodata
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# Program header with sections, valid properties.
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- Type: 0x6abcdef0
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Offset: 0xffe
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FileSize: 7
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MemSize: 9
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Sections:
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- Section: .text
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# Program header with sections, invalid properties.
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- Type: 0x6abcdef0
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Offset: 0x3000
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FileSize: 3
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MemSize: 2
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Sections:
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- Section: .data
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# Program header with 2 SHT_NOBITS sections.
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- Type: 0x6abcdef0
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Offset: 0x2004
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Sections:
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- Section: .data
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- Section: .nobits1
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- Section: .nobits2
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