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94 lines
3.0 KiB
94 lines
3.0 KiB
4 months ago
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## In this test case we check that we can override the default values for
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## ELF header fields in the YAML.
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## First we check the default values.
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# RUN: yaml2obj %s -o %t-default
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# RUN: llvm-readelf --file-headers %t-default | FileCheck %s --check-prefix=DEFAULT
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# DEFAULT: Start of program headers: 64 (bytes into file)
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# DEFAULT: Start of section headers: 200 (bytes into file)
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# DEFAULT: Size of program headers: 56 (bytes)
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# DEFAULT: Number of program headers: 2
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# DEFAULT: Size of section headers: 64 (bytes)
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# DEFAULT: Number of section headers: 3
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# DEFAULT: Section header string table index: 2
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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_REL
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ProgramHeaders:
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- Type: PT_LOAD
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- Type: PT_LOAD
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## Check we can override all default values using the same values
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## and that this does not change the output.
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# RUN: yaml2obj --docnum=2 %s -o %t-default-override
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# RUN: cmp %t-default %t-default-override
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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_REL
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EShEntSize: [[SHENTSIZE=64]]
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EShOff: [[SHOFF=200]]
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EShNum: [[SHNUM=3]]
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EShStrNdx: [[SHSTRNDX=2]]
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EPhOff: [[PHOFF=64]]
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EPhEntSize: [[PHENTSIZE=56]]
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EPhNum: [[PHNUM=2]]
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ProgramHeaders:
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- Type: PT_LOAD
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- Type: PT_LOAD
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## Override different fields to check the output produced.
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## Override the e_shoff field.
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# RUN: yaml2obj --docnum=2 %s -DSHOFF=3 -o %t2
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# RUN: llvm-readelf --file-headers %t2 | FileCheck %s --check-prefix=SHOFF
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# SHOFF: Start of section headers: 3 (bytes into file)
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## Override the e_shnum field.
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# RUN: yaml2obj --docnum=2 %s -DSHNUM=2 -o %t3
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# RUN: llvm-readelf --file-headers %t3 | FileCheck %s --check-prefix=SHNUM
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# SHNUM: Number of section headers: 2{{$}}
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## Override the e_shstrndx field.
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# RUN: yaml2obj --docnum=2 %s -DSHSTRNDX=4 -o %t4
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# RUN: llvm-readelf --file-headers %t4 | FileCheck %s --check-prefix=SHSTRNDX
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# SHSTRNDX: Section header string table index: 4{{$}}
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## Override the e_shentsize field.
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## Check the result using raw output from 'od' because llvm-readelf
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## is unable to dump such headers.
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# RUN: yaml2obj --docnum=2 %s -DSHENTSIZE=1 -o %t5
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# RUN: od -A n -t x1 -v -j 0x3a -N 1 %t5 | FileCheck %s --check-prefix=NEWSIZE
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# RUN: od -A n -t x1 -v -j 0x3a -N 1 %t-default | FileCheck %s --check-prefix=OLDSIZE
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# NEWSIZE: 01
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# OLDSIZE: 40
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## Override the e_phoff field.
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# RUN: yaml2obj --docnum=2 %s -DPHOFF=3 -o %t6
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# RUN: llvm-readelf --file-headers %t6 | FileCheck %s --check-prefix=PHOFF
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# PHOFF: Start of program headers: 3 (bytes into file){{$}}
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## Override the e_phnum field.
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# RUN: yaml2obj --docnum=2 %s -DPHNUM=1 -o %t7
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# RUN: llvm-readelf --file-headers %t7 | FileCheck %s --check-prefix=PHNUM
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# PHNUM: Number of program headers: 1{{$}}
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## Override the e_phentsize field.
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# RUN: yaml2obj --docnum=2 %s -DPHENTSIZE=1 -o %t8
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# RUN: llvm-readelf --file-headers %t8 | FileCheck %s --check-prefix=PHENTSIZE
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# PHENTSIZE: Size of program headers: 1 (bytes)
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