diff options
Diffstat (limited to 'llvm/test/tools/llvm-readobj')
| -rw-r--r-- | llvm/test/tools/llvm-readobj/ELF/sframe-header.test | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/llvm/test/tools/llvm-readobj/ELF/sframe-header.test b/llvm/test/tools/llvm-readobj/ELF/sframe-header.test new file mode 100644 index 0000000..f827296 --- /dev/null +++ b/llvm/test/tools/llvm-readobj/ELF/sframe-header.test @@ -0,0 +1,148 @@ +## 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_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_header + Type: SHT_GNU_SFRAME + Flags: [ SHF_ALLOC ] + ContentArray: [ + 0xe2, 0xde, 0x02, 0x06, # Preamble (magic, version, flags) + # Header: + 0x03, 0x42, 0x47, 0x00, # 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 + 0x04, 0x00, 0x00, 0x00, # FDE offset + 0x00, 0x01, 0x00, 0x00, # FRE offset + ] +# 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: 0 +# CASE1-NEXT: Num FDEs: 1 +# CASE1-NEXT: Num FREs: 16 +# CASE1-NEXT: FRE subsection length: 4096 +# CASE1-NEXT: FDE subsection offset: 4 +# CASE1-NEXT: FRE subsection offset: 256 +# 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, 0x01, # Number of FDEs + 0x00, 0x00, 0x00, 0x10, # Number of FREs + 0x00, 0x00, 0x10, 0x00, # FRE length + 0x00, 0x00, 0x00, 0x04, # 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: 1 +# CASE2-NEXT: Num FREs: 16 +# CASE2-NEXT: FRE subsection length: 4096 +# CASE2-NEXT: FDE subsection offset: 4 +# CASE2-NEXT: FRE subsection offset: 256 +# 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 |