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| author | Michael J. Spencer <bigcheesegs@gmail.com> | 2012-08-02 19:16:56 +0000 |
|---|---|---|
| committer | Michael J. Spencer <bigcheesegs@gmail.com> | 2012-08-02 19:16:56 +0000 |
| commit | a915f247f72570a994d55cd0d2961cd2d7bbd0e1 (patch) | |
| tree | 51bbc92eb6c125a893d516d180a15c4fb71752ba /docs/yaml2obj.rst | |
| parent | cfbda4a04dacaf976505c54a5308f6954b3b9a58 (diff) | |
| download | llvm-a915f247f72570a994d55cd0d2961cd2d7bbd0e1.tar.gz llvm-a915f247f72570a994d55cd0d2961cd2d7bbd0e1.tar.bz2 llvm-a915f247f72570a994d55cd0d2961cd2d7bbd0e1.tar.xz | |
Add yaml2obj. A utility to convert YAML to binaries.
yaml2obj takes a textual description of an object file in YAML format
and outputs the binary equivalent. This greatly simplifies writing
tests that take binary object files as input.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161205 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'docs/yaml2obj.rst')
| -rw-r--r-- | docs/yaml2obj.rst | 222 |
1 files changed, 222 insertions, 0 deletions
diff --git a/docs/yaml2obj.rst b/docs/yaml2obj.rst new file mode 100644 index 0000000000..cb59162e5a --- /dev/null +++ b/docs/yaml2obj.rst @@ -0,0 +1,222 @@ +.. _yaml2obj: + +yaml2obj +======== + +yaml2obj takes a YAML description of an object file and converts it to a binary +file. + + $ yaml2py input-file + +.. program:: yaml2py + +Outputs the binary to stdout. + +COFF Syntax +----------- + +Here's a sample COFF file. + +.. code-block:: yaml + + header: + Machine: IMAGE_FILE_MACHINE_I386 # (0x14C) + + sections: + - Name: .text + Characteristics: [ IMAGE_SCN_CNT_CODE + , IMAGE_SCN_ALIGN_16BYTES + , IMAGE_SCN_MEM_EXECUTE + , IMAGE_SCN_MEM_READ + ] # 0x60500020 + SectionData: + "\x83\xEC\x0C\xC7\x44\x24\x08\x00\x00\x00\x00\xC7\x04\x24\x00\x00\x00\x00\xE8\x00\x00\x00\x00\xE8\x00\x00\x00\x00\x8B\x44\x24\x08\x83\xC4\x0C\xC3" # |....D$.......$...............D$.....| + + symbols: + - Name: .text + Value: 0 + SectionNumber: 1 + SimpleType: IMAGE_SYM_TYPE_NULL # (0) + ComplexType: IMAGE_SYM_DTYPE_NULL # (0) + StorageClass: IMAGE_SYM_CLASS_STATIC # (3) + NumberOfAuxSymbols: 1 + AuxillaryData: + "\x24\x00\x00\x00\x03\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00" # |$.................| + + - Name: _main + Value: 0 + SectionNumber: 1 + SimpleType: IMAGE_SYM_TYPE_NULL # (0) + ComplexType: IMAGE_SYM_DTYPE_NULL # (0) + StorageClass: IMAGE_SYM_CLASS_EXTERNAL # (2) + +Here's a simplified Kwalify_ schema with an extension to allow alternate types. + +.. _Kwalify: http://www.kuwata-lab.com/kwalify/ruby/users-guide.html + +.. code-block:: yaml + + type: map + mapping: + header: + type: map + mapping: + Machine: [ {type: str, enum: + [ IMAGE_FILE_MACHINE_UNKNOWN + , IMAGE_FILE_MACHINE_AM33 + , IMAGE_FILE_MACHINE_AMD64 + , IMAGE_FILE_MACHINE_ARM + , IMAGE_FILE_MACHINE_ARMV7 + , IMAGE_FILE_MACHINE_EBC + , IMAGE_FILE_MACHINE_I386 + , IMAGE_FILE_MACHINE_IA64 + , IMAGE_FILE_MACHINE_M32R + , IMAGE_FILE_MACHINE_MIPS16 + , IMAGE_FILE_MACHINE_MIPSFPU + , IMAGE_FILE_MACHINE_MIPSFPU16 + , IMAGE_FILE_MACHINE_POWERPC + , IMAGE_FILE_MACHINE_POWERPCFP + , IMAGE_FILE_MACHINE_R4000 + , IMAGE_FILE_MACHINE_SH3 + , IMAGE_FILE_MACHINE_SH3DSP + , IMAGE_FILE_MACHINE_SH4 + , IMAGE_FILE_MACHINE_SH5 + , IMAGE_FILE_MACHINE_THUMB + , IMAGE_FILE_MACHINE_WCEMIPSV2 + ]} + , {type: int} + ] + Characteristics: + - type: seq + sequence: + - type: str + enum: [ IMAGE_FILE_RELOCS_STRIPPED + , IMAGE_FILE_EXECUTABLE_IMAGE + , IMAGE_FILE_LINE_NUMS_STRIPPED + , IMAGE_FILE_LOCAL_SYMS_STRIPPED + , IMAGE_FILE_AGGRESSIVE_WS_TRIM + , IMAGE_FILE_LARGE_ADDRESS_AWARE + , IMAGE_FILE_BYTES_REVERSED_LO + , IMAGE_FILE_32BIT_MACHINE + , IMAGE_FILE_DEBUG_STRIPPED + , IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP + , IMAGE_FILE_NET_RUN_FROM_SWAP + , IMAGE_FILE_SYSTEM + , IMAGE_FILE_DLL + , IMAGE_FILE_UP_SYSTEM_ONLY + , IMAGE_FILE_BYTES_REVERSED_HI + ] + - type: int + sections: + type: seq + sequence: + - type: map + mapping: + Name: {type: str} + Characteristics: + - type: seq + sequence: + - type: str + enum: [ IMAGE_SCN_TYPE_NO_PAD + , IMAGE_SCN_CNT_CODE + , IMAGE_SCN_CNT_INITIALIZED_DATA + , IMAGE_SCN_CNT_UNINITIALIZED_DATA + , IMAGE_SCN_LNK_OTHER + , IMAGE_SCN_LNK_INFO + , IMAGE_SCN_LNK_REMOVE + , IMAGE_SCN_LNK_COMDAT + , IMAGE_SCN_GPREL + , IMAGE_SCN_MEM_PURGEABLE + , IMAGE_SCN_MEM_16BIT + , IMAGE_SCN_MEM_LOCKED + , IMAGE_SCN_MEM_PRELOAD + , IMAGE_SCN_ALIGN_1BYTES + , IMAGE_SCN_ALIGN_2BYTES + , IMAGE_SCN_ALIGN_4BYTES + , IMAGE_SCN_ALIGN_8BYTES + , IMAGE_SCN_ALIGN_16BYTES + , IMAGE_SCN_ALIGN_32BYTES + , IMAGE_SCN_ALIGN_64BYTES + , IMAGE_SCN_ALIGN_128BYTES + , IMAGE_SCN_ALIGN_256BYTES + , IMAGE_SCN_ALIGN_512BYTES + , IMAGE_SCN_ALIGN_1024BYTES + , IMAGE_SCN_ALIGN_2048BYTES + , IMAGE_SCN_ALIGN_4096BYTES + , IMAGE_SCN_ALIGN_8192BYTES + , IMAGE_SCN_LNK_NRELOC_OVFL + , IMAGE_SCN_MEM_DISCARDABLE + , IMAGE_SCN_MEM_NOT_CACHED + , IMAGE_SCN_MEM_NOT_PAGED + , IMAGE_SCN_MEM_SHARED + , IMAGE_SCN_MEM_EXECUTE + , IMAGE_SCN_MEM_READ + , IMAGE_SCN_MEM_WRITE + ] + - type: int + SectionData: {type: str} + symbols: + type: seq + sequence: + - type: map + mapping: + Name: {type: str} + Value: {type: int} + SectionNumber: {type: int} + SimpleType: [ {type: str, enum: [ IMAGE_SYM_TYPE_NULL + , IMAGE_SYM_TYPE_VOID + , IMAGE_SYM_TYPE_CHAR + , IMAGE_SYM_TYPE_SHORT + , IMAGE_SYM_TYPE_INT + , IMAGE_SYM_TYPE_LONG + , IMAGE_SYM_TYPE_FLOAT + , IMAGE_SYM_TYPE_DOUBLE + , IMAGE_SYM_TYPE_STRUCT + , IMAGE_SYM_TYPE_UNION + , IMAGE_SYM_TYPE_ENUM + , IMAGE_SYM_TYPE_MOE + , IMAGE_SYM_TYPE_BYTE + , IMAGE_SYM_TYPE_WORD + , IMAGE_SYM_TYPE_UINT + , IMAGE_SYM_TYPE_DWORD + ]} + , {type: int} + ] + ComplexType: [ {type: str, enum: [ IMAGE_SYM_DTYPE_NULL + , IMAGE_SYM_DTYPE_POINTER + , IMAGE_SYM_DTYPE_FUNCTION + , IMAGE_SYM_DTYPE_ARRAY + ]} + , {type: int} + ] + StorageClass: [ {type: str, enum: + [ IMAGE_SYM_CLASS_END_OF_FUNCTION + , IMAGE_SYM_CLASS_NULL + , IMAGE_SYM_CLASS_AUTOMATIC + , IMAGE_SYM_CLASS_EXTERNAL + , IMAGE_SYM_CLASS_STATIC + , IMAGE_SYM_CLASS_REGISTER + , IMAGE_SYM_CLASS_EXTERNAL_DEF + , IMAGE_SYM_CLASS_LABEL + , IMAGE_SYM_CLASS_UNDEFINED_LABEL + , IMAGE_SYM_CLASS_MEMBER_OF_STRUCT + , IMAGE_SYM_CLASS_ARGUMENT + , IMAGE_SYM_CLASS_STRUCT_TAG + , IMAGE_SYM_CLASS_MEMBER_OF_UNION + , IMAGE_SYM_CLASS_UNION_TAG + , IMAGE_SYM_CLASS_TYPE_DEFINITION + , IMAGE_SYM_CLASS_UNDEFINED_STATIC + , IMAGE_SYM_CLASS_ENUM_TAG + , IMAGE_SYM_CLASS_MEMBER_OF_ENUM + , IMAGE_SYM_CLASS_REGISTER_PARAM + , IMAGE_SYM_CLASS_BIT_FIELD + , IMAGE_SYM_CLASS_BLOCK + , IMAGE_SYM_CLASS_FUNCTION + , IMAGE_SYM_CLASS_END_OF_STRUCT + , IMAGE_SYM_CLASS_FILE + , IMAGE_SYM_CLASS_SECTION + , IMAGE_SYM_CLASS_WEAK_EXTERNAL + , IMAGE_SYM_CLASS_CLR_TOKEN + ]} + , {type: int} + ] |