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| author | Seiya Nuta <nuta@seiya.me> | 2019-08-19 05:41:33 +0000 |
|---|---|---|
| committer | Seiya Nuta <nuta@seiya.me> | 2019-08-19 05:41:33 +0000 |
| commit | dee9546b8f8386223769e96becc2e24ddcc39de7 (patch) | |
| tree | 4068ff554ba9924ee20dfffa1d5ba24930a5866b /llvm/test/tools/llvm-objcopy/MachO/basic-executable-copy.test | |
| parent | 4a198a7f990812f6a64ecb2d20d3503c66b5dea2 (diff) | |
| download | bcm5719-llvm-dee9546b8f8386223769e96becc2e24ddcc39de7.tar.gz bcm5719-llvm-dee9546b8f8386223769e96becc2e24ddcc39de7.zip | |
[llvm-objcopy][MachO] Implement a layout algorithm for executables
Summary: The layout algorithm for relocatable objects and for executable are somewhat different. This patch implements the latter one based on the algorithm in LLD (MachOFileLayout).
Reviewers: alexshap, rupprecht, jhenderson
Reviewed By: alexshap
Subscribers: jakehehrlich, abrachet, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D65539
llvm-svn: 369231
Diffstat (limited to 'llvm/test/tools/llvm-objcopy/MachO/basic-executable-copy.test')
| -rw-r--r-- | llvm/test/tools/llvm-objcopy/MachO/basic-executable-copy.test | 291 |
1 files changed, 291 insertions, 0 deletions
diff --git a/llvm/test/tools/llvm-objcopy/MachO/basic-executable-copy.test b/llvm/test/tools/llvm-objcopy/MachO/basic-executable-copy.test new file mode 100644 index 00000000000..85eebad2870 --- /dev/null +++ b/llvm/test/tools/llvm-objcopy/MachO/basic-executable-copy.test @@ -0,0 +1,291 @@ +## This test verifies that llvm-objcopy copies an executable properly. It +## uses llvm-readobj instead of cmp because some parts of the object +## (e.g., the string table) are not identical; the output file is correct but +## some offsets differ from the input file. +# RUN: yaml2obj %s > %t +# RUN: llvm-objcopy %t %t2 +# RUN: llvm-readobj --file-headers --sections %t2 | FileCheck %s + +--- !mach-o +FileHeader: + magic: 0xFEEDFACF + cputype: 0x01000007 + cpusubtype: 0x80000003 + filetype: 0x00000002 + ncmds: 15 + sizeofcmds: 976 + flags: 0x00200085 + reserved: 0x00000000 +LoadCommands: + - cmd: LC_SEGMENT_64 + cmdsize: 72 + segname: __PAGEZERO + vmaddr: 0 + vmsize: 4294967296 + fileoff: 0 + filesize: 0 + maxprot: 0 + initprot: 0 + nsects: 0 + flags: 0 + - cmd: LC_SEGMENT_64 + cmdsize: 232 + segname: __TEXT + vmaddr: 4294967296 + vmsize: 4096 + fileoff: 0 + filesize: 4096 + maxprot: 7 + initprot: 5 + nsects: 2 + flags: 0 + Sections: + - sectname: __text + segname: __TEXT + addr: 0x0000000100000F70 + size: 58 + offset: 0x00000F70 + align: 4 + reloff: 0x00000000 + nreloc: 0 + flags: 0x80000400 + reserved1: 0x00000000 + reserved2: 0x00000000 + reserved3: 0x00000000 + - sectname: __unwind_info + segname: __TEXT + addr: 0x0000000100000FAC + size: 72 + offset: 0x00000FAC + align: 2 + reloff: 0x00000000 + nreloc: 0 + flags: 0x00000000 + reserved1: 0x00000000 + reserved2: 0x00000000 + reserved3: 0x00000000 + - cmd: LC_SEGMENT_64 + cmdsize: 232 + segname: __DATA + vmaddr: 4294971392 + vmsize: 4096 + fileoff: 4096 + filesize: 4096 + maxprot: 7 + initprot: 3 + nsects: 2 + flags: 0 + Sections: + - sectname: __data + segname: __DATA + addr: 0x0000000100001000 + size: 4 + offset: 0x00001000 + align: 2 + reloff: 0x00000000 + nreloc: 0 + flags: 0x00000000 + reserved1: 0x00000000 + reserved2: 0x00000000 + reserved3: 0x00000000 + - sectname: __common + segname: __DATA + addr: 0x0000000100001004 + size: 4 + offset: 0x00000000 + align: 2 + reloff: 0x00000000 + nreloc: 0 + flags: 0x00000001 + reserved1: 0x00000000 + reserved2: 0x00000000 + reserved3: 0x00000000 + - cmd: LC_SEGMENT_64 + cmdsize: 72 + segname: __LINKEDIT + vmaddr: 4294975488 + vmsize: 4096 + fileoff: 8192 + filesize: 232 + maxprot: 7 + initprot: 1 + nsects: 0 + flags: 0 + - cmd: LC_DYLD_INFO_ONLY + cmdsize: 48 + rebase_off: 0 + rebase_size: 0 + bind_off: 0 + bind_size: 0 + weak_bind_off: 0 + weak_bind_size: 0 + lazy_bind_off: 0 + lazy_bind_size: 0 + export_off: 8192 + export_size: 72 + - cmd: LC_SYMTAB + cmdsize: 24 + symoff: 8272 + nsyms: 6 + stroff: 8368 + strsize: 56 + - cmd: LC_DYSYMTAB + cmdsize: 80 + ilocalsym: 0 + nlocalsym: 0 + iextdefsym: 0 + nextdefsym: 5 + iundefsym: 5 + nundefsym: 1 + tocoff: 0 + ntoc: 0 + modtaboff: 0 + nmodtab: 0 + extrefsymoff: 0 + nextrefsyms: 0 + indirectsymoff: 0 + nindirectsyms: 0 + extreloff: 0 + nextrel: 0 + locreloff: 0 + nlocrel: 0 + - cmd: LC_LOAD_DYLINKER + cmdsize: 32 + name: 12 + PayloadString: '/usr/lib/dyld' + ZeroPadBytes: 7 + - cmd: LC_UUID + cmdsize: 24 + uuid: B6EE4FB7-4E1E-3C7A-80D3-CFBD89DBC0FE + - cmd: LC_BUILD_VERSION + cmdsize: 32 + platform: 1 + minos: 658944 + sdk: 658944 + ntools: 1 + Tools: + - tool: 3 + version: 29491968 + - cmd: LC_SOURCE_VERSION + cmdsize: 16 + version: 0 + - cmd: LC_MAIN + cmdsize: 24 + entryoff: 3984 + stacksize: 0 + - cmd: LC_LOAD_DYLIB + cmdsize: 56 + dylib: + name: 24 + timestamp: 2 + current_version: 82115073 + compatibility_version: 65536 + PayloadString: '/usr/lib/libSystem.B.dylib' + ZeroPadBytes: 6 + - cmd: LC_FUNCTION_STARTS + cmdsize: 16 + dataoff: 8264 + datasize: 8 + - cmd: LC_DATA_IN_CODE + cmdsize: 16 + dataoff: 8272 + datasize: 0 +LinkEditData: + ExportTrie: + TerminalSize: 0 + NodeOffset: 0 + Name: '' + Flags: 0x0000000000000000 + Address: 0x0000000000000000 + Other: 0x0000000000000000 + ImportName: '' + Children: + - TerminalSize: 0 + NodeOffset: 5 + Name: _ + Flags: 0x0000000000000000 + Address: 0x0000000000000000 + Other: 0x0000000000000000 + ImportName: '' + Children: + - TerminalSize: 2 + NodeOffset: 44 + Name: _mh_execute_header + Flags: 0x0000000000000000 + Address: 0x0000000000000000 + Other: 0x0000000000000000 + ImportName: '' + - TerminalSize: 3 + NodeOffset: 48 + Name: foo + Flags: 0x0000000000000000 + Address: 0x0000000000000F70 + Other: 0x0000000000000000 + ImportName: '' + - TerminalSize: 3 + NodeOffset: 53 + Name: main + Flags: 0x0000000000000000 + Address: 0x0000000000000F90 + Other: 0x0000000000000000 + ImportName: '' + - TerminalSize: 3 + NodeOffset: 58 + Name: b + Flags: 0x0000000000000000 + Address: 0x0000000000001000 + Other: 0x0000000000000000 + ImportName: '' + - TerminalSize: 3 + NodeOffset: 63 + Name: a + Flags: 0x0000000000000000 + Address: 0x0000000000001004 + Other: 0x0000000000000000 + ImportName: '' + NameList: + - n_strx: 2 + n_type: 0x0F + n_sect: 1 + n_desc: 16 + n_value: 4294967296 + - n_strx: 22 + n_type: 0x0F + n_sect: 4 + n_desc: 0 + n_value: 4294971396 + - n_strx: 25 + n_type: 0x0F + n_sect: 3 + n_desc: 0 + n_value: 4294971392 + - n_strx: 28 + n_type: 0x0F + n_sect: 1 + n_desc: 0 + n_value: 4294971248 + - n_strx: 33 + n_type: 0x0F + n_sect: 1 + n_desc: 0 + n_value: 4294971280 + - n_strx: 39 + n_type: 0x01 + n_sect: 0 + n_desc: 256 + n_value: 0 + StringTable: + - ' ' + - __mh_execute_header + - _a + - _b + - _foo + - _main + - dyld_stub_binder +... + +# CHECK: FileType: Executable (0x2) +# CHECK: Name: __text +# CHECK: Name: __unwind_info +# CHECK: Name: __data +# CHECK: Name: __common |
