linker-options.yaml 3.07 KB
## Check we are able to produce a valid SHT_LLVM_LINKER_OPTIONS
## section from its description.

## Check we can use either "Options" or "Content" to describe the data.

# RUN: yaml2obj --docnum=1 %s -o %t1
# RUN: llvm-readobj --string-dump .linker-options1 --sections --section-data %t1 \
# RUN:   | FileCheck %s --check-prefix=OPTIONS

# OPTIONS:        Name: .linker-options1
# OPTIONS-NEXT:   Type: SHT_LLVM_LINKER_OPTIONS
# OPTIONS-NEXT:   Flags [
# OPTIONS-NEXT:   ]
# OPTIONS-NEXT:   Address: 0x0
# OPTIONS-NEXT:   Offset: 0x40
# OPTIONS-NEXT:   Size: 34
# OPTIONS-NEXT:   Link: 0
# OPTIONS-NEXT:   Info: 0
# OPTIONS-NEXT:   AddressAlignment: 0
# OPTIONS-NEXT:   EntrySize: 0

# OPTIONS:      Name: .linker-options2
# OPTIONS-NEXT: Type: SHT_LLVM_LINKER_OPTIONS
# OPTIONS:      SectionData (
# OPTIONS-NEXT:   0000: 00112233 |
# OPTIONS-NEXT: )

# OPTIONS:      String dump of section '.linker-options1':
# OPTIONS-NEXT: [     0] option 0
# OPTIONS-NEXT: [     9] value 0
# OPTIONS-NEXT: [    11] option 1
# OPTIONS-NEXT: [    1a] value 1

--- !ELF
FileHeader:
  Class:   ELFCLASS64
  Data:    ELFDATA2LSB
  Type:    ET_REL
  Machine: EM_X86_64
Sections:
  - Name: .linker-options1
    Type: SHT_LLVM_LINKER_OPTIONS
    Options:
      - Name:  option 0
        Value: value 0
      - Name:  option 1
        Value: value 1
  - Name: .linker-options2
    Type: SHT_LLVM_LINKER_OPTIONS
    Content: "00112233"

## Check that "Value" and "Name" fields are mandatory when using "Options" key.

# RUN: not yaml2obj --docnum=2 %s 2>&1 | FileCheck %s --check-prefix=NOVALUE
# RUN: not yaml2obj --docnum=3 %s 2>&1 | FileCheck %s --check-prefix=NONAME

# NOVALUE: error: missing required key 'Value'
# NONAME: error: missing required key 'Name'

--- !ELF
FileHeader:
  Class:   ELFCLASS64
  Data:    ELFDATA2LSB
  Type:    ET_REL
  Machine: EM_X86_64
Sections:
  - Name: .linker-options
    Type: SHT_LLVM_LINKER_OPTIONS
    Options:
      - Name: name

--- !ELF
FileHeader:
  Class:   ELFCLASS64
  Data:    ELFDATA2LSB
  Type:    ET_REL
  Machine: EM_X86_64
Sections:
  - Name: .linker-options
    Type: SHT_LLVM_LINKER_OPTIONS
    Options:
      - Value: value

## Check we can't use both "Options" and "Content" together.

# RUN: not yaml2obj %s --docnum=4 2>&1 | FileCheck %s --check-prefix=BOTH

# BOTH: error: "Options" and "Content" can't be used together

--- !ELF
FileHeader:
  Class:   ELFCLASS64
  Data:    ELFDATA2LSB
  Type:    ET_REL
  Machine: EM_X86_64
Sections:
  - Name: .linker-options
    Type: SHT_LLVM_LINKER_OPTIONS
    Options:
      - Name:  name
        Value: value
    Content: "00112233"

## Check we can omit both "Options" and "Content". This produces an empty section.

# RUN: yaml2obj %s --docnum=5 2>&1 -o %t5
# RUN: llvm-readelf --sections %t5 | FileCheck %s --check-prefix=NONE

# NONE: [Nr] Name            Type                Address          Off    Size
# NONE: [ 1] .linker-options LLVM_LINKER_OPTIONS 0000000000000000 000040 000000

--- !ELF
FileHeader:
  Class:   ELFCLASS64
  Data:    ELFDATA2LSB
  Type:    ET_REL
  Machine: EM_X86_64
Sections:
  - Name: .linker-options
    Type: SHT_LLVM_LINKER_OPTIONS