llvm/llvm/test/tools/llvm-objcopy/ELF/set-section-alignment.test

# RUN: yaml2obj %s -o %t

# RUN: llvm-objcopy --set-section-alignment .foo=4 --set-section-alignment .bar=0x5 \
# RUN:   --set-section-alignment .baz=0 %t %t.2
# RUN: llvm-readobj --sections %t.2 | FileCheck --check-prefix=CHECK %s

# CHECK:      Name: .foo
# CHECK:      AddressAlignment:
# CHECK-SAME:                   4{{$}}
# CHECK:      Name: .bar
# CHECK:      AddressAlignment:
# CHECK-SAME:                   5{{$}}
# CHECK:      Name: .baz
# CHECK:      AddressAlignment:
# CHECK-SAME:                   0{{$}}

## If a section is specified multiple times, the last wins.
## Also incidentally show that unmentioned sections are not impacted.
# RUN: llvm-objcopy --set-section-alignment .foo=4 --set-section-alignment=.foo=7 %t %t.3
# RUN: llvm-readobj --sections %t.3 | FileCheck --check-prefix=MULTI %s

# MULTI:      Name: .foo
# MULTI:      AddressAlignment:
# MULTI-SAME:                   7{{$}}
# MULTI:      Name: .bar
# MULTI:      AddressAlignment:
# MULTI-SAME:                   0{{$}}
# MULTI:      Name: .baz
# MULTI:      AddressAlignment:
# MULTI-SAME:                   4{{$}}

## Ignore the option if the section does not exist.
# RUN: llvm-objcopy --set-section-alignment .not_exist=4 %t.3 %t.4
# RUN: cmp %t.3 %t.4

# RUN: not llvm-objcopy --set-section-alignment=.foo %t /dev/null 2>&1 | \
# RUN:   FileCheck --check-prefix=MISSING-EQUAL %s
# MISSING-EQUAL:   error: bad format for --set-section-alignment: missing '='

# RUN: not llvm-objcopy --set-section-alignment==4 %t /dev/null 2>&1 | \
# RUN:   FileCheck --check-prefix=MISSING-SECTION %s
# MISSING-SECTION: error: bad format for --set-section-alignment: missing section name

# RUN: not llvm-objcopy --set-section-alignment=.foo=bar %t /dev/null 2>&1 | \
# RUN:   FileCheck --check-prefix=INVALID-ALIGN %s
# INVALID-ALIGN:   error: invalid value for --set-section-alignment: 'bar'

!ELF
FileHeader:
  Class:   ELFCLASS64
  Data:    ELFDATA2LSB
  Type:    ET_REL
  Machine: EM_X86_64
Sections:
  - Name:         .foo
    Type:         SHT_PROGBITS
  - Name:         .bar
    Type:         SHT_NOBITS
  - Name:         .baz
    Type:         SHT_NOTE
    AddressAlign: 4
    Notes:        []