llvm/test/tools/llvm-readobj/ELF/sframe-header.test

## Check parsing and dumping of the SFrame header.
# RUN: yaml2obj --docnum=1 %s -o %t.1
# RUN: llvm-readobj --sframe=.sframe_bad_sh_size --sframe=.sframe_1b \
# RUN:   --sframe=.sframe_bad_magic --sframe=.sframe_bad_version \
# RUN:   --sframe=.sframe_6b --sframe=.sframe_short_auxheader \
# RUN:   --sframe=.sframe_header %t.1 2>&1 | \
# RUN:   FileCheck %s --strict-whitespace --match-full-lines \
# RUN:   -DFILE=%t.1 --check-prefix=CASE1

## Check big-endian support and the handling of --sframe argument default.
# RUN: yaml2obj --docnum=2 %s -o %t.2
# RUN: llvm-readobj --sframe %t.2 2>&1 | \
# RUN:   FileCheck %s --strict-whitespace --match-full-lines \
# RUN:   -DFILE=%t.2 --check-prefix=CASE2

## Check handling of corrupted elf files (bad sh_name)
# RUN: yaml2obj --docnum=3 %s -o %t.3
# RUN: not llvm-readobj --sframe %t.3 2>&1 | \
# RUN:   FileCheck %s --strict-whitespace --match-full-lines \
# RUN:   -DFILE=%t.3 --check-prefix=CASE3

--- !ELF
FileHeader:
  Class:   ELFCLASS64
  Data:    ELFDATA2LSB
  Type:    ET_EXEC
Sections:
  - Name:  .sframe_bad_sh_size
    Type:  SHT_GNU_SFRAME
    Flags: [ SHF_ALLOC ]
    ShSize: 0xfffff
# CASE1-LABEL:SFrame section '.sframe_bad_sh_size' {
#       CASE1:{{.*}}: warning: '[[FILE]]': The end of the file was unexpectedly encountered
  - Name:  .sframe_1b
    Type:  SHT_GNU_SFRAME
    Flags: [ SHF_ALLOC ]
    ContentArray: [ 0x00 ]
# CASE1-LABEL:SFrame section '.sframe_1b' {
#       CASE1:{{.*}}: warning: '[[FILE]]': invalid sframe section: unexpected end of data at offset 0x1 while reading [0x0, 0x4)

  - Name:  .sframe_bad_magic
    Type:  SHT_GNU_SFRAME
    Flags: [ SHF_ALLOC ]
    ContentArray: [ 0xde, 0xad, 0xbe, 0xef]
# CASE1-LABEL:SFrame section '.sframe_bad_magic' {
#       CASE1:{{.*}}: warning: '[[FILE]]': invalid sframe section: invalid magic number (0xadde)

  - Name:  .sframe_bad_version
    Type:  SHT_GNU_SFRAME
    Flags: [ SHF_ALLOC ]
    ContentArray: [
      0xe2, 0xde, 0x01, 0x00  # Preamble (magic, version, flags)
    ]
# CASE1-LABEL:SFrame section '.sframe_bad_version' {
#       CASE1:{{.*}}: warning: '[[FILE]]': invalid sframe section: invalid/unsupported version number (1)

  - Name:  .sframe_6b
    Type:  SHT_GNU_SFRAME
    Flags: [ SHF_ALLOC ]
    ContentArray: [
      0xe2, 0xde, 0x02, 0x00,  # Preamble (magic, version, flags)
      0x01, 0x02
    ]
# CASE1-LABEL:SFrame section '.sframe_6b' {
#       CASE1:{{.*}}: warning: '[[FILE]]': invalid sframe section: unexpected end of data at offset 0x6 while reading [0x0, 0x1c)

  - Name:  .sframe_short_auxheader
    Type:  SHT_GNU_SFRAME
    Flags: [ SHF_ALLOC ]
    ContentArray: [
      0xe2, 0xde, 0x02, 0x06,  # Preamble (magic, version, flags)
      # Header:
      0x03, 0x42, 0x47, 0x08,  # ABI, Fixed FP offset, Fixed RA Offset, AUX header length
      0x01, 0x00, 0x00, 0x00,  # Number of FDEs
      0x10, 0x00, 0x00, 0x00,  # Number of FREs
      0x00, 0x10, 0x00, 0x00,  # FRE length
      0x00, 0x00, 0x00, 0x00,  # FDE offset
      0x00, 0x01, 0x00, 0x00,  # FRE offset
      0xde, 0xad, 0xbe, 0xef,  # AUX header
    ]
# CASE1-LABEL:SFrame section '.sframe_short_auxheader' {
#       CASE1:  Header {
#  CASE1-NEXT:    Magic: 0xDEE2
#  CASE1-NEXT:    Version: V2 (0x2)
#  CASE1-NEXT:    Flags [ (0x6)
#  CASE1-NEXT:      FDEFuncStartPCRel (0x4){{ *}}
#  CASE1-NEXT:      FramePointer (0x2){{ *}}
#  CASE1-NEXT:    ]
#  CASE1-NEXT:    ABI: AMD64EndianLittle (0x3)
#  CASE1-NEXT:    CFA fixed FP offset (unused): 66
#  CASE1-NEXT:    CFA fixed RA offset: 71
#  CASE1-NEXT:    Auxiliary header length: 8
#  CASE1-NEXT:    Num FDEs: 1
#  CASE1-NEXT:    Num FREs: 16
#  CASE1-NEXT:    FRE subsection length: 4096
#  CASE1-NEXT:    FDE subsection offset: 0
#  CASE1-NEXT:    FRE subsection offset: 256
#  CASE1-NEXT:{{.*}}: warning: '[[FILE]]': unexpected end of data at offset 0x20 while reading [0x1c, 0x24)
#  CASE1-NEXT:  }
#  CASE1-NEXT:{{.*}}: warning: '[[FILE]]': unexpected end of data at offset 0x20 while reading [0x24, 0x38)
#  CASE1-NEXT:}

  - Name:  .sframe_header
    Type:  SHT_GNU_SFRAME
    Flags: [ SHF_ALLOC ]
    ContentArray: [
      0xe2, 0xde, 0x02, 0x06,  # Preamble (magic, version, flags)
      # Header:
      0x03, 0x42, 0x47, 0x04,  # ABI, Fixed FP offset, Fixed RA Offset, AUX header length
      0x00, 0x00, 0x00, 0x00,  # Number of FDEs
      0x10, 0x00, 0x00, 0x00,  # Number of FREs
      0x00, 0x10, 0x00, 0x00,  # FRE length
      0x00, 0x00, 0x00, 0x00,  # FDE offset
      0x00, 0x01, 0x00, 0x00,  # FRE offset
      0xde, 0xad, 0xbe, 0xef,  # AUX header
    ]
# CASE1-LABEL:SFrame section '.sframe_header' {
#       CASE1:  Header {
#  CASE1-NEXT:    Magic: 0xDEE2
#  CASE1-NEXT:    Version: V2 (0x2)
#  CASE1-NEXT:    Flags [ (0x6)
#  CASE1-NEXT:      FDEFuncStartPCRel (0x4){{ *}}
#  CASE1-NEXT:      FramePointer (0x2){{ *}}
#  CASE1-NEXT:    ]
#  CASE1-NEXT:    ABI: AMD64EndianLittle (0x3)
#  CASE1-NEXT:    CFA fixed FP offset (unused): 66
#  CASE1-NEXT:    CFA fixed RA offset: 71
#  CASE1-NEXT:    Auxiliary header length: 4
#  CASE1-NEXT:    Num FDEs: 0
#  CASE1-NEXT:    Num FREs: 16
#  CASE1-NEXT:    FRE subsection length: 4096
#  CASE1-NEXT:    FDE subsection offset: 0
#  CASE1-NEXT:    FRE subsection offset: 256
#  CASE1-NEXT:    Auxiliary header: [0xDE, 0xAD, 0xBE, 0xEF]
#  CASE1-NEXT:  }
#  CASE1-NEXT:  Function Index [
#  CASE1-NEXT:  ]
#  CASE1-NEXT:}

--- !ELF
FileHeader:
  Class: ELFCLASS64
  Data:  ELFDATA2MSB
  Type:  ET_EXEC
Sections:
  - Name:  .sframe
    Type:  SHT_GNU_SFRAME
    Flags: [ SHF_ALLOC ]
    ContentArray: [
      0xde, 0xe2, 0x02, 0x01,  # Preamble (magic, version, flags)
      # Header:
      0x01, 0x42, 0x47, 0x00,  # ABI, Fixed FP offset, Fixed RA Offset, AUX header length
      0x00, 0x00, 0x00, 0x00,  # Number of FDEs
      0x00, 0x00, 0x00, 0x10,  # Number of FREs
      0x00, 0x00, 0x10, 0x00,  # FRE length
      0x00, 0x00, 0x00, 0x00,  # FDE offset
      0x00, 0x00, 0x01, 0x00,  # FRE offset
    ]
# CASE2-LABEL:SFrame section '.sframe' {
#       CASE2:  Header {
#  CASE2-NEXT:    Magic: 0xDEE2
#  CASE2-NEXT:    Version: V2 (0x2)
#  CASE2-NEXT:    Flags [ (0x1)
#  CASE2-NEXT:      FDESorted (0x1){{ *}}
#  CASE2-NEXT:    ]
#  CASE2-NEXT:    ABI: AArch64EndianBig (0x1)
#  CASE2-NEXT:    CFA fixed FP offset (unused): 66
#  CASE2-NEXT:    CFA fixed RA offset (unused): 71
#  CASE2-NEXT:    Auxiliary header length: 0
#  CASE2-NEXT:    Num FDEs: 0
#  CASE2-NEXT:    Num FREs: 16
#  CASE2-NEXT:    FRE subsection length: 4096
#  CASE2-NEXT:    FDE subsection offset: 0
#  CASE2-NEXT:    FRE subsection offset: 256
#  CASE2-NEXT:    Auxiliary header: []
#  CASE2-NEXT:  }
#  CASE2-NEXT:  Function Index [
#  CASE2-NEXT:  ]
#  CASE2-NEXT:}

--- !ELF
FileHeader:
  Class: ELFCLASS64
  Data:  ELFDATA2MSB
  Type:  ET_EXEC
Sections:
  - Name:  .corrupted
    Type:  SHT_GNU_SFRAME
    Flags: [ SHF_ALLOC ]
    ShName: 0x10000
# CASE3:{{.*}}: error: '[[FILE]]': a section [index 1] has an invalid sh_name (0x10000) offset which goes past the end of the section name string table