test/tools/yaml2obj/ELF/gnu-hash-section.yaml - llvm-project/llvm - Git at Google

 ## Check how yaml2obj produces SHT_GNU_HASH sections.

 ## Check we can describe a SHT_GNU_HASH section using the "Content" tag.
 ## Check we set sh_link to index of the .dynsym by default.

 # RUN: yaml2obj --docnum=1 %s -o %t1
 # RUN: llvm-readobj --sections --section-data %t1 | FileCheck %s --check-prefix=CONTENT

 # CONTENT:      Name: .gnu.hash
 # CONTENT-NEXT: Type: SHT_GNU_HASH
 # CONTENT-NEXT: Flags [
 # CONTENT-NEXT: ]
 # CONTENT-NEXT: Address: 0x0
 # CONTENT-NEXT: Offset: 0x40
 # CONTENT-NEXT: Size: 3
 # CONTENT-NEXT: Link: 2
 # CONTENT-NEXT: Info: 0
 # CONTENT-NEXT: AddressAlignment: 0
 # CONTENT-NEXT: EntrySize: 0
 # CONTENT-NEXT: SectionData (
 # CONTENT-NEXT:   0000: 001122 |
 # CONTENT-NEXT: )
 # CONTENT:      Index: 2
 # CONTENT-NEXT: Name: .dynsym (9)

 --- !ELF
 FileHeader:
   Class: ELFCLASS64
   Data:  ELFDATA2LSB
   Type:  ET_DYN
 Sections:
   - Name:  .gnu.hash
     Type:  SHT_GNU_HASH
     Content: "001122"
 ## Used to trigger .dynsym creation.
 DynamicSymbols: []

 ## Check we can use "Header", "BloomFilter", "HashBuckets" and "HashValues" keys to describe
 ## the hash section. Check we can set sh_link to any arbitrary value. Check both ELFCLASS32 and 64 bit output.

 # RUN: yaml2obj --docnum=2 %s -o %t2
 # RUN: yaml2obj --docnum=3 %s -o %t3
 # RUN: llvm-readobj --sections --section-data %t2 | FileCheck %s --check-prefix=CONTENT32
 # RUN: llvm-readobj --sections --section-data %t3 | FileCheck %s --check-prefix=CONTENT64

 # CONTENT32:      Name: .gnu.hash
 # CONTENT32-NEXT: Type: SHT_GNU_HASH
 # CONTENT32-NEXT: Flags [
 # CONTENT32-NEXT:   SHF_ALLOC
 # CONTENT32-NEXT: ]
 # CONTENT32-NEXT: Address: 0x0
 # CONTENT32-NEXT: Offset: 0x34
 # CONTENT32-NEXT: Size: 52
 # CONTENT32-NEXT: Link: 254
 # CONTENT32-NEXT: Info: 0
 # CONTENT32-NEXT: AddressAlignment: 0
 # CONTENT32-NEXT: EntrySize: 0
 # CONTENT32-NEXT: SectionData (
 # CONTENT32-NEXT:   0000: 03000000 01000000 02000000 02000000 |
 # CONTENT32-NEXT:   0010: 03000000 04000000 05000000 06000000 |
 # CONTENT32-NEXT:   0020: 07000000 08000000 09000000 0A000000 |
 # CONTENT32-NEXT:   0030: 0B000000                            |
 # CONTENT32-NEXT: )

 # CONTENT64:      Name: .gnu.hash
 # CONTENT64-NEXT: Type: SHT_GNU_HASH
 # CONTENT64-NEXT: Flags [
 # CONTENT64-NEXT:   SHF_ALLOC
 # CONTENT64-NEXT: ]
 # CONTENT64-NEXT: Address: 0x0
 # CONTENT64-NEXT: Offset: 0x40
 # CONTENT64-NEXT: Size: 60
 # CONTENT64-NEXT: Link: 254
 # CONTENT64-NEXT: Info: 0
 # CONTENT64-NEXT: AddressAlignment: 0
 # CONTENT64-NEXT: EntrySize: 0
 # CONTENT64-NEXT: SectionData (
 # CONTENT64-NEXT:   0000: 03000000 01000000 02000000 02000000 |
 # CONTENT64-NEXT:   0010: 03000000 00000000 04000000 00000000 |
 # CONTENT64-NEXT:   0020: 05000000 06000000 07000000 08000000 |
 # CONTENT64-NEXT:   0030: 09000000 0A000000 0B000000          |
 # CONTENT64-NEXT: )

 --- !ELF
 FileHeader:
   Class: ELFCLASS32
   Data:  ELFDATA2LSB
   Type:  ET_DYN
 Sections:
   - Name:  .gnu.hash
     Type:  SHT_GNU_HASH
     Flags: [ SHF_ALLOC ]
     Header:
       SymNdx: 0x1
       Shift2: 0x2
     BloomFilter: [0x3, 0x4]
     HashBuckets: [0x5, 0x6, 0x7]
     HashValues:  [0x8, 0x9, 0xA, 0xB]
     Link: 0xFE

 --- !ELF
 FileHeader:
   Class: ELFCLASS64
   Data:  ELFDATA2LSB
   Type:  ET_DYN
 Sections:
   - Name:  .gnu.hash
     Type:  SHT_GNU_HASH
     Flags: [ SHF_ALLOC ]
     Header:
       SymNdx: 0x1
       Shift2: 0x2
     BloomFilter: [0x3, 0x4]
     HashBuckets: [0x5, 0x6, 0x7]
     HashValues:  [0x8, 0x9, 0xA, 0xB]
     Link: 0xFE

 ## Check we only can use "Header", "BloomFilter", "HashBuckets" and "HashValues" together.

 # RUN: not yaml2obj --docnum=4 %s -o %t4 2>&1 | FileCheck %s --check-prefix=ERR
 # RUN: not yaml2obj --docnum=5 %s -o %t5 2>&1 | FileCheck %s --check-prefix=ERR
 # RUN: not yaml2obj --docnum=6 %s -o %t6 2>&1 | FileCheck %s --check-prefix=ERR
 # RUN: not yaml2obj --docnum=7 %s -o %t7 2>&1 | FileCheck %s --check-prefix=ERR

 # ERR: error: "Header", "BloomFilter", "HashBuckets" and "HashValues" must be used together

 --- !ELF
 FileHeader:
   Class: ELFCLASS64
   Data:  ELFDATA2LSB
   Type:  ET_DYN
 Sections:
   - Name:  .gnu.hash.no.header
     Type:  SHT_GNU_HASH
     BloomFilter: []
     HashBuckets: []
     HashValues: []

 --- !ELF
 FileHeader:
   Class: ELFCLASS64
   Data:  ELFDATA2LSB
   Type:  ET_DYN
 Sections:
   - Name:  .gnu.hash.no.bloomfilter
     Type:  SHT_GNU_HASH
     Header:
       SymNdx: 0x0
       Shift2: 0x0
     HashBuckets: []
     HashValues: []

 --- !ELF
 FileHeader:
   Class: ELFCLASS64
   Data:  ELFDATA2LSB
   Type:  ET_DYN
 Sections:
   - Name:  .gnu.hash.no.nobuckets
     Type:  SHT_GNU_HASH
     Header:
       SymNdx: 0x0
       Shift2: 0x0
     BloomFilter: []
     HashValues: []

 --- !ELF
 FileHeader:
   Class: ELFCLASS64
   Data:  ELFDATA2LSB
   Type:  ET_DYN
 Sections:
   - Name:  .gnu.hash.no.novalues
     Type:  SHT_GNU_HASH
     Header:
       SymNdx: 0x0
       Shift2: 0x0
     BloomFilter: []
     HashBuckets: []

 ## Check that "SymNdx" and "Shift2" fields are mandatory when we specify the "Header".

 # RUN: not yaml2obj --docnum=8 %s -o %t8 2>&1 | FileCheck %s --check-prefix=ERR2
 # ERR2: error: missing required key 'SymNdx'

 # RUN: not yaml2obj --docnum=9 %s -o %t9 2>&1 | FileCheck %s --check-prefix=ERR3
 # ERR3: error: missing required key 'Shift2'

 --- !ELF
 FileHeader:
   Class: ELFCLASS64
   Data:  ELFDATA2LSB
   Type:  ET_DYN
 Sections:
   - Name:  .gnu.hash
     Type:  SHT_GNU_HASH
     Header:
       Shift2: 0x0

 --- !ELF
 FileHeader:
   Class: ELFCLASS64
   Data:  ELFDATA2LSB
   Type:  ET_DYN
 Sections:
   - Name:  .gnu.hash
     Type:  SHT_GNU_HASH
     Header:
       SymNdx: 0x0

 ## Check we emit an empty section if neither "Content", "Header",
 ## "BloomFilter", "HashBuckets" nor "HashBuckets" were set.

 # NOKEYS: Section Headers:
 # NOKEYS:  [Nr] Name      Type     Address          Off    Size
 # NOKEYS:  [ 1] .gnu.hash GNU_HASH 0000000000000000 000040 000000

 # RUN: yaml2obj --docnum=10 %s -o %t10
 # RUN: llvm-readelf --sections %t10 | FileCheck %s --check-prefix=NOKEYS

 --- !ELF
 FileHeader:
   Class: ELFCLASS64
   Data:  ELFDATA2LSB
   Type:  ET_DYN
 Sections:
   - Name:  .gnu.hash
     Type:  SHT_GNU_HASH

 ## Test that "Header", "BloomFilter", "HashBuckets" and "HashValues" can't be used together with the "Content" or "Size"

 # RUN: not yaml2obj --docnum=11 -DCONTENT="" %s 2>&1 | FileCheck %s --check-prefix=TOGETHER
 # RUN: not yaml2obj --docnum=11 -DSIZE=0 %s 2>&1 | FileCheck %s --check-prefix=TOGETHER
 # TOGETHER: error: "Header", "BloomFilter", "HashBuckets" and "HashValues" cannot be used with "Content" or "Size"

 --- !ELF
 FileHeader:
   Class: ELFCLASS32
   Data:  ELFDATA2LSB
   Type:  ET_DYN
 Sections:
   - Name:    .gnu.hash
     Type:    SHT_GNU_HASH
     Content: [[CONTENT=<none>]]
     Size:    [[SIZE=<none>]]
     Header:
       SymNdx: 0x0
       Shift2: 0x0
     BloomFilter: []
     HashBuckets: []
     HashValues:  []

 ## Test we can override the number of buckets and the number of words in the Bloom filter
 ## using the "NBuckets" and "Shift2" keys.

 # RUN: yaml2obj --docnum=12 %s -o %t12
 # RUN: llvm-readobj --sections --section-data %t12 | FileCheck %s --check-prefix=OVERRIDE-CONTENT

 # OVERRIDE-CONTENT:      Name: .gnu.hash
 # OVERRIDE-CONTENT:      SectionData (
 # OVERRIDE-CONTENT-NEXT:   0000: 01000000 02000000 03000000 04000000  |
 # OVERRIDE-CONTENT-NEXT: )

 --- !ELF
 FileHeader:
   Class: ELFCLASS32
   Data:  ELFDATA2LSB
   Type:  ET_DYN
 Sections:
   - Name:  .gnu.hash
     Type:  SHT_GNU_HASH
     Header:
       NBuckets:  0x1
       SymNdx:    0x2
       MaskWords: 0x3
       Shift2:    0x4
     BloomFilter: []
     HashBuckets: []
     HashValues:  []

 ## Check we can use the "Content" key with the "Size" key when the size is greater
 ## than or equal to the content size.

 # RUN: not yaml2obj --docnum=13 -DSIZE=1 -DCONTENT="'0011'" %s 2>&1 | \
 # RUN:   FileCheck %s --check-prefix=CONTENT-SIZE-ERR

 # CONTENT-SIZE-ERR: error: Section size must be greater than or equal to the content size

 --- !ELF
 FileHeader:
   Class: ELFCLASS64
   Data:  ELFDATA2LSB
   Type:  ET_DYN
 Sections:
   - Name:    .gnu.hash
     Type:    SHT_GNU_HASH
     Size:    [[SIZE=<none>]]
     Content: [[CONTENT=<none>]]

 # RUN: yaml2obj --docnum=13 -DSIZE=2 -DCONTENT="'0011'" %s -o %t.cont.size.eq.o
 # RUN: llvm-readobj --sections --section-data %t.cont.size.eq.o | \
 # RUN:   FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="0011"

 # RUN: yaml2obj --docnum=13 -DSIZE=3 -DCONTENT="'0011'" %s -o %t.cont.size.gr.o
 # RUN: llvm-readobj --sections --section-data %t.cont.size.gr.o | \
 # RUN:   FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="001100"

 # CHECK-CONTENT:      Name: .gnu.hash
 # CHECK-CONTENT:      SectionData (
 # CHECK-CONTENT-NEXT:   0000: [[DATA]] |
 # CHECK-CONTENT-NEXT: )

 ## Check we can use the "Size" key alone to create the section.

 # RUN: yaml2obj --docnum=13 -DSIZE=3 %s -o %t.size.o
 # RUN: llvm-readobj --sections --section-data %t.size.o | \
 # RUN:   FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="000000"

 ## Check we can use the "Content" key alone to create the section.

 # RUN: yaml2obj --docnum=13 -DCONTENT="'112233'" %s -o %t.content.o
 # RUN: llvm-readobj --sections --section-data %t.content.o | \
 # RUN:   FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="112233"
	## Check how yaml2obj produces SHT_GNU_HASH sections.

	## Check we can describe a SHT_GNU_HASH section using the "Content" tag.
	## Check we set sh_link to index of the .dynsym by default.

	# RUN: yaml2obj --docnum=1 %s -o %t1
	# RUN: llvm-readobj --sections --section-data %t1 \| FileCheck %s --check-prefix=CONTENT

	# CONTENT: Name: .gnu.hash
	# CONTENT-NEXT: Type: SHT_GNU_HASH
	# CONTENT-NEXT: Flags [
	# CONTENT-NEXT: ]
	# CONTENT-NEXT: Address: 0x0
	# CONTENT-NEXT: Offset: 0x40
	# CONTENT-NEXT: Size: 3
	# CONTENT-NEXT: Link: 2
	# CONTENT-NEXT: Info: 0
	# CONTENT-NEXT: AddressAlignment: 0
	# CONTENT-NEXT: EntrySize: 0
	# CONTENT-NEXT: SectionData (
	# CONTENT-NEXT: 0000: 001122 \|
	# CONTENT-NEXT: )
	# CONTENT: Index: 2
	# CONTENT-NEXT: Name: .dynsym (9)

	--- !ELF
	FileHeader:
	Class: ELFCLASS64
	Data: ELFDATA2LSB
	Type: ET_DYN
	Sections:
	- Name: .gnu.hash
	Type: SHT_GNU_HASH
	Content: "001122"
	## Used to trigger .dynsym creation.
	DynamicSymbols: []

	## Check we can use "Header", "BloomFilter", "HashBuckets" and "HashValues" keys to describe
	## the hash section. Check we can set sh_link to any arbitrary value. Check both ELFCLASS32 and 64 bit output.

	# RUN: yaml2obj --docnum=2 %s -o %t2
	# RUN: yaml2obj --docnum=3 %s -o %t3
	# RUN: llvm-readobj --sections --section-data %t2 \| FileCheck %s --check-prefix=CONTENT32
	# RUN: llvm-readobj --sections --section-data %t3 \| FileCheck %s --check-prefix=CONTENT64

	# CONTENT32: Name: .gnu.hash
	# CONTENT32-NEXT: Type: SHT_GNU_HASH
	# CONTENT32-NEXT: Flags [
	# CONTENT32-NEXT: SHF_ALLOC
	# CONTENT32-NEXT: ]
	# CONTENT32-NEXT: Address: 0x0
	# CONTENT32-NEXT: Offset: 0x34
	# CONTENT32-NEXT: Size: 52
	# CONTENT32-NEXT: Link: 254
	# CONTENT32-NEXT: Info: 0
	# CONTENT32-NEXT: AddressAlignment: 0
	# CONTENT32-NEXT: EntrySize: 0
	# CONTENT32-NEXT: SectionData (
	# CONTENT32-NEXT: 0000: 03000000 01000000 02000000 02000000 \|
	# CONTENT32-NEXT: 0010: 03000000 04000000 05000000 06000000 \|
	# CONTENT32-NEXT: 0020: 07000000 08000000 09000000 0A000000 \|
	# CONTENT32-NEXT: 0030: 0B000000 \|
	# CONTENT32-NEXT: )

	# CONTENT64: Name: .gnu.hash
	# CONTENT64-NEXT: Type: SHT_GNU_HASH
	# CONTENT64-NEXT: Flags [
	# CONTENT64-NEXT: SHF_ALLOC
	# CONTENT64-NEXT: ]
	# CONTENT64-NEXT: Address: 0x0
	# CONTENT64-NEXT: Offset: 0x40
	# CONTENT64-NEXT: Size: 60
	# CONTENT64-NEXT: Link: 254
	# CONTENT64-NEXT: Info: 0
	# CONTENT64-NEXT: AddressAlignment: 0
	# CONTENT64-NEXT: EntrySize: 0
	# CONTENT64-NEXT: SectionData (
	# CONTENT64-NEXT: 0000: 03000000 01000000 02000000 02000000 \|
	# CONTENT64-NEXT: 0010: 03000000 00000000 04000000 00000000 \|
	# CONTENT64-NEXT: 0020: 05000000 06000000 07000000 08000000 \|
	# CONTENT64-NEXT: 0030: 09000000 0A000000 0B000000 \|
	# CONTENT64-NEXT: )

	--- !ELF
	FileHeader:
	Class: ELFCLASS32
	Data: ELFDATA2LSB
	Type: ET_DYN
	Sections:
	- Name: .gnu.hash
	Type: SHT_GNU_HASH
	Flags: [ SHF_ALLOC ]
	Header:
	SymNdx: 0x1
	Shift2: 0x2
	BloomFilter: [0x3, 0x4]
	HashBuckets: [0x5, 0x6, 0x7]
	HashValues: [0x8, 0x9, 0xA, 0xB]
	Link: 0xFE

	--- !ELF
	FileHeader:
	Class: ELFCLASS64
	Data: ELFDATA2LSB
	Type: ET_DYN
	Sections:
	- Name: .gnu.hash
	Type: SHT_GNU_HASH
	Flags: [ SHF_ALLOC ]
	Header:
	SymNdx: 0x1
	Shift2: 0x2
	BloomFilter: [0x3, 0x4]
	HashBuckets: [0x5, 0x6, 0x7]
	HashValues: [0x8, 0x9, 0xA, 0xB]
	Link: 0xFE

	## Check we only can use "Header", "BloomFilter", "HashBuckets" and "HashValues" together.

	# RUN: not yaml2obj --docnum=4 %s -o %t4 2>&1 \| FileCheck %s --check-prefix=ERR
	# RUN: not yaml2obj --docnum=5 %s -o %t5 2>&1 \| FileCheck %s --check-prefix=ERR
	# RUN: not yaml2obj --docnum=6 %s -o %t6 2>&1 \| FileCheck %s --check-prefix=ERR
	# RUN: not yaml2obj --docnum=7 %s -o %t7 2>&1 \| FileCheck %s --check-prefix=ERR

	# ERR: error: "Header", "BloomFilter", "HashBuckets" and "HashValues" must be used together

	--- !ELF
	FileHeader:
	Class: ELFCLASS64
	Data: ELFDATA2LSB
	Type: ET_DYN
	Sections:
	- Name: .gnu.hash.no.header
	Type: SHT_GNU_HASH
	BloomFilter: []
	HashBuckets: []
	HashValues: []

	--- !ELF
	FileHeader:
	Class: ELFCLASS64
	Data: ELFDATA2LSB
	Type: ET_DYN
	Sections:
	- Name: .gnu.hash.no.bloomfilter
	Type: SHT_GNU_HASH
	Header:
	SymNdx: 0x0
	Shift2: 0x0
	HashBuckets: []
	HashValues: []

	--- !ELF
	FileHeader:
	Class: ELFCLASS64
	Data: ELFDATA2LSB
	Type: ET_DYN
	Sections:
	- Name: .gnu.hash.no.nobuckets
	Type: SHT_GNU_HASH
	Header:
	SymNdx: 0x0
	Shift2: 0x0
	BloomFilter: []
	HashValues: []

	--- !ELF
	FileHeader:
	Class: ELFCLASS64
	Data: ELFDATA2LSB
	Type: ET_DYN
	Sections:
	- Name: .gnu.hash.no.novalues
	Type: SHT_GNU_HASH
	Header:
	SymNdx: 0x0
	Shift2: 0x0
	BloomFilter: []
	HashBuckets: []

	## Check that "SymNdx" and "Shift2" fields are mandatory when we specify the "Header".

	# RUN: not yaml2obj --docnum=8 %s -o %t8 2>&1 \| FileCheck %s --check-prefix=ERR2
	# ERR2: error: missing required key 'SymNdx'

	# RUN: not yaml2obj --docnum=9 %s -o %t9 2>&1 \| FileCheck %s --check-prefix=ERR3
	# ERR3: error: missing required key 'Shift2'

	--- !ELF
	FileHeader:
	Class: ELFCLASS64
	Data: ELFDATA2LSB
	Type: ET_DYN
	Sections:
	- Name: .gnu.hash
	Type: SHT_GNU_HASH
	Header:
	Shift2: 0x0

	--- !ELF
	FileHeader:
	Class: ELFCLASS64
	Data: ELFDATA2LSB
	Type: ET_DYN
	Sections:
	- Name: .gnu.hash
	Type: SHT_GNU_HASH
	Header:
	SymNdx: 0x0

	## Check we emit an empty section if neither "Content", "Header",
	## "BloomFilter", "HashBuckets" nor "HashBuckets" were set.

	# NOKEYS: Section Headers:
	# NOKEYS: [Nr] Name Type Address Off Size
	# NOKEYS: [ 1] .gnu.hash GNU_HASH 0000000000000000 000040 000000

	# RUN: yaml2obj --docnum=10 %s -o %t10
	# RUN: llvm-readelf --sections %t10 \| FileCheck %s --check-prefix=NOKEYS

	--- !ELF
	FileHeader:
	Class: ELFCLASS64
	Data: ELFDATA2LSB
	Type: ET_DYN
	Sections:
	- Name: .gnu.hash
	Type: SHT_GNU_HASH

	## Test that "Header", "BloomFilter", "HashBuckets" and "HashValues" can't be used together with the "Content" or "Size"

	# RUN: not yaml2obj --docnum=11 -DCONTENT="" %s 2>&1 \| FileCheck %s --check-prefix=TOGETHER
	# RUN: not yaml2obj --docnum=11 -DSIZE=0 %s 2>&1 \| FileCheck %s --check-prefix=TOGETHER
	# TOGETHER: error: "Header", "BloomFilter", "HashBuckets" and "HashValues" cannot be used with "Content" or "Size"

	--- !ELF
	FileHeader:
	Class: ELFCLASS32
	Data: ELFDATA2LSB
	Type: ET_DYN
	Sections:
	- Name: .gnu.hash
	Type: SHT_GNU_HASH
	Content: [[CONTENT=<none>]]
	Size: [[SIZE=<none>]]
	Header:
	SymNdx: 0x0
	Shift2: 0x0
	BloomFilter: []
	HashBuckets: []
	HashValues: []

	## Test we can override the number of buckets and the number of words in the Bloom filter
	## using the "NBuckets" and "Shift2" keys.

	# RUN: yaml2obj --docnum=12 %s -o %t12
	# RUN: llvm-readobj --sections --section-data %t12 \| FileCheck %s --check-prefix=OVERRIDE-CONTENT

	# OVERRIDE-CONTENT: Name: .gnu.hash
	# OVERRIDE-CONTENT: SectionData (
	# OVERRIDE-CONTENT-NEXT: 0000: 01000000 02000000 03000000 04000000 \|
	# OVERRIDE-CONTENT-NEXT: )

	--- !ELF
	FileHeader:
	Class: ELFCLASS32
	Data: ELFDATA2LSB
	Type: ET_DYN
	Sections:
	- Name: .gnu.hash
	Type: SHT_GNU_HASH
	Header:
	NBuckets: 0x1
	SymNdx: 0x2
	MaskWords: 0x3
	Shift2: 0x4
	BloomFilter: []
	HashBuckets: []
	HashValues: []

	## Check we can use the "Content" key with the "Size" key when the size is greater
	## than or equal to the content size.

	# RUN: not yaml2obj --docnum=13 -DSIZE=1 -DCONTENT="'0011'" %s 2>&1 \| \
	# RUN: FileCheck %s --check-prefix=CONTENT-SIZE-ERR

	# CONTENT-SIZE-ERR: error: Section size must be greater than or equal to the content size

	--- !ELF
	FileHeader:
	Class: ELFCLASS64
	Data: ELFDATA2LSB
	Type: ET_DYN
	Sections:
	- Name: .gnu.hash
	Type: SHT_GNU_HASH
	Size: [[SIZE=<none>]]
	Content: [[CONTENT=<none>]]

	# RUN: yaml2obj --docnum=13 -DSIZE=2 -DCONTENT="'0011'" %s -o %t.cont.size.eq.o
	# RUN: llvm-readobj --sections --section-data %t.cont.size.eq.o \| \
	# RUN: FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="0011"

	# RUN: yaml2obj --docnum=13 -DSIZE=3 -DCONTENT="'0011'" %s -o %t.cont.size.gr.o
	# RUN: llvm-readobj --sections --section-data %t.cont.size.gr.o \| \
	# RUN: FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="001100"

	# CHECK-CONTENT: Name: .gnu.hash
	# CHECK-CONTENT: SectionData (
	# CHECK-CONTENT-NEXT: 0000: [[DATA]] \|
	# CHECK-CONTENT-NEXT: )

	## Check we can use the "Size" key alone to create the section.

	# RUN: yaml2obj --docnum=13 -DSIZE=3 %s -o %t.size.o
	# RUN: llvm-readobj --sections --section-data %t.size.o \| \
	# RUN: FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="000000"

	## Check we can use the "Content" key alone to create the section.

	# RUN: yaml2obj --docnum=13 -DCONTENT="'112233'" %s -o %t.content.o
	# RUN: llvm-readobj --sections --section-data %t.content.o \| \
	# RUN: FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="112233"