mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-11-01 15:11:24 +00:00
0de25f7b38
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116038 91177308-0d34-0410-b5e6-96231b3b80d8
591 lines
16 KiB
Python
Executable File
591 lines
16 KiB
Python
Executable File
#!/usr/bin/env python
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#===-- coff-dump.py - COFF object file dump utility-------------------------===#
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#
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# The LLVM Compiler Infrastructure
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#
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# This file is distributed under the University of Illinois Open Source
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# License. See LICENSE.TXT for details.
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#
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#===------------------------------------------------------------------------===#
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#
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# COFF File Definition
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#
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def string_table_entry (offset):
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return ('ptr', '+ + PointerToSymbolTable * NumberOfSymbols 18 %s' % offset, ('scalar', 'cstr', '%s'))
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def secname(value):
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if value[0] == '/':
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return string_table_entry(value[1:].rstrip('\0'))
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else:
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return '%s'
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def symname(value):
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parts = struct.unpack("<2L", value)
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if parts[0] == 0:
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return string_table_entry(parts[1])
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else:
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return '%s'
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file = ('struct', [
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('MachineType', ('enum', '<H', '0x%X', {
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0x0: 'IMAGE_FILE_MACHINE_UNKNOWN',
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0x1d3: 'IMAGE_FILE_MACHINE_AM33',
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0x8664: 'IMAGE_FILE_MACHINE_AMD64',
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0x1c0: 'IMAGE_FILE_MACHINE_ARM',
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0xebc: 'IMAGE_FILE_MACHINE_EBC',
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0x14c: 'IMAGE_FILE_MACHINE_I386',
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0x200: 'IMAGE_FILE_MACHINE_IA64',
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0x904: 'IMAGE_FILE_MACHINE_M32R',
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0x266: 'IMAGE_FILE_MACHINE_MIPS16',
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0x366: 'IMAGE_FILE_MACHINE_MIPSFPU',
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0x466: 'IMAGE_FILE_MACHINE_MIPSFPU16',
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0x1f0: 'IMAGE_FILE_MACHINE_POWERPC',
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0x1f1: 'IMAGE_FILE_MACHINE_POWERPCFP',
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0x166: 'IMAGE_FILE_MACHINE_R4000',
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0x1a2: 'IMAGE_FILE_MACHINE_SH3',
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0x1a3: 'IMAGE_FILE_MACHINE_SH3DSP',
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0x1a6: 'IMAGE_FILE_MACHINE_SH4',
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0x1a8: 'IMAGE_FILE_MACHINE_SH5',
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0x1c2: 'IMAGE_FILE_MACHINE_THUMB',
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0x169: 'IMAGE_FILE_MACHINE_WCEMIPSV2',
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})),
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('NumberOfSections', ('scalar', '<H', '%d')),
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('TimeDateStamp', ('scalar', '<L', '%d')),
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('PointerToSymbolTable', ('scalar', '<L', '0x%0X')),
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('NumberOfSymbols', ('scalar', '<L', '%d')),
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('SizeOfOptionalHeader', ('scalar', '<H', '%d')),
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('Characteristics', ('flags', '<H', '0x%x', [
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(0x0001, 'IMAGE_FILE_RELOCS_STRIPPED', ),
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(0x0002, 'IMAGE_FILE_EXECUTABLE_IMAGE', ),
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(0x0004, 'IMAGE_FILE_LINE_NUMS_STRIPPED', ),
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(0x0008, 'IMAGE_FILE_LOCAL_SYMS_STRIPPED', ),
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(0x0010, 'IMAGE_FILE_AGGRESSIVE_WS_TRIM', ),
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(0x0020, 'IMAGE_FILE_LARGE_ADDRESS_AWARE', ),
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(0x0080, 'IMAGE_FILE_BYTES_REVERSED_LO', ),
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(0x0100, 'IMAGE_FILE_32BIT_MACHINE', ),
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(0x0200, 'IMAGE_FILE_DEBUG_STRIPPED', ),
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(0x0400, 'IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP', ),
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(0x0800, 'IMAGE_FILE_NET_RUN_FROM_SWAP', ),
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(0x1000, 'IMAGE_FILE_SYSTEM', ),
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(0x2000, 'IMAGE_FILE_DLL', ),
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(0x4000, 'IMAGE_FILE_UP_SYSTEM_ONLY', ),
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(0x8000, 'IMAGE_FILE_BYTES_REVERSED_HI', ),
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])),
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('Sections', ('array', '1', 'NumberOfSections', ('struct', [
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('Name', ('scalar', '<8s', secname)),
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('VirtualSize', ('scalar', '<L', '%d' )),
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('VirtualAddress', ('scalar', '<L', '%d' )),
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('SizeOfRawData', ('scalar', '<L', '%d' )),
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('PointerToRawData', ('scalar', '<L', '0x%X' )),
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('PointerToRelocations', ('scalar', '<L', '0x%X' )),
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('PointerToLineNumbers', ('scalar', '<L', '0x%X' )),
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('NumberOfRelocations', ('scalar', '<H', '%d' )),
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('NumberOfLineNumbers', ('scalar', '<H', '%d' )),
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('Charateristics', ('flags', '<L', '0x%X', [
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(0x00000008, 'IMAGE_SCN_TYPE_NO_PAD'),
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(0x00000020, 'IMAGE_SCN_CNT_CODE'),
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(0x00000040, 'IMAGE_SCN_CNT_INITIALIZED_DATA'),
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(0x00000080, 'IMAGE_SCN_CNT_UNINITIALIZED_DATA'),
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(0x00000100, 'IMAGE_SCN_LNK_OTHER'),
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(0x00000200, 'IMAGE_SCN_LNK_INFO'),
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(0x00000800, 'IMAGE_SCN_LNK_REMOVE'),
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(0x00001000, 'IMAGE_SCN_LNK_COMDAT'),
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(0x00008000, 'IMAGE_SCN_GPREL'),
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(0x00020000, 'IMAGE_SCN_MEM_PURGEABLE'),
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(0x00020000, 'IMAGE_SCN_MEM_16BIT'),
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(0x00040000, 'IMAGE_SCN_MEM_LOCKED'),
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(0x00080000, 'IMAGE_SCN_MEM_PRELOAD'),
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(0x00F00000, 'IMAGE_SCN_ALIGN', {
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0x00100000: 'IMAGE_SCN_ALIGN_1BYTES',
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0x00200000: 'IMAGE_SCN_ALIGN_2BYTES',
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0x00300000: 'IMAGE_SCN_ALIGN_4BYTES',
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0x00400000: 'IMAGE_SCN_ALIGN_8BYTES',
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0x00500000: 'IMAGE_SCN_ALIGN_16BYTES',
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0x00600000: 'IMAGE_SCN_ALIGN_32BYTES',
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0x00700000: 'IMAGE_SCN_ALIGN_64BYTES',
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0x00800000: 'IMAGE_SCN_ALIGN_128BYTES',
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0x00900000: 'IMAGE_SCN_ALIGN_256BYTES',
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0x00A00000: 'IMAGE_SCN_ALIGN_512BYTES',
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0x00B00000: 'IMAGE_SCN_ALIGN_1024BYTES',
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0x00C00000: 'IMAGE_SCN_ALIGN_2048BYTES',
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0x00D00000: 'IMAGE_SCN_ALIGN_4096BYTES',
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0x00E00000: 'IMAGE_SCN_ALIGN_8192BYTES',
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}),
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(0x01000000, 'IMAGE_SCN_LNK_NRELOC_OVFL'),
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(0x02000000, 'IMAGE_SCN_MEM_DISCARDABLE'),
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(0x04000000, 'IMAGE_SCN_MEM_NOT_CACHED'),
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(0x08000000, 'IMAGE_SCN_MEM_NOT_PAGED'),
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(0x10000000, 'IMAGE_SCN_MEM_SHARED'),
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(0x20000000, 'IMAGE_SCN_MEM_EXECUTE'),
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(0x40000000, 'IMAGE_SCN_MEM_READ'),
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(0x80000000, 'IMAGE_SCN_MEM_WRITE'),
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])),
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('SectionData', ('ptr', 'PointerToRawData', ('blob', 'SizeOfRawData'))),
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('Relocations', ('ptr', 'PointerToRelocations', ('array', '0', 'NumberOfRelocations', ('struct', [
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('VirtualAddress', ('scalar', '<L', '0x%X')),
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('SymbolTableIndex', ('scalar', '<L', '%d' )),
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('Type', ('enum', '<H', '%d', ('MachineType', {
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0x14c: {
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0x0000: 'IMAGE_REL_I386_ABSOLUTE',
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0x0001: 'IMAGE_REL_I386_DIR16',
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0x0002: 'IMAGE_REL_I386_REL16',
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0x0006: 'IMAGE_REL_I386_DIR32',
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0x0007: 'IMAGE_REL_I386_DIR32NB',
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0x0009: 'IMAGE_REL_I386_SEG12',
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0x000A: 'IMAGE_REL_I386_SECTION',
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0x000B: 'IMAGE_REL_I386_SECREL',
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0x000C: 'IMAGE_REL_I386_TOKEN',
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0x000D: 'IMAGE_REL_I386_SECREL7',
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0x0014: 'IMAGE_REL_I386_REL32',
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},
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0x8664: {
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0x0000: 'IMAGE_REL_AMD64_ABSOLUTE',
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0x0001: 'IMAGE_REL_AMD64_ADDR64',
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0x0002: 'IMAGE_REL_AMD64_ADDR32',
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0x0003: 'IMAGE_REL_AMD64_ADDR32NB',
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0x0004: 'IMAGE_REL_AMD64_REL32',
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0x0005: 'IMAGE_REL_AMD64_REL32_1',
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0x0006: 'IMAGE_REL_AMD64_REL32_2',
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0x0007: 'IMAGE_REL_AMD64_REL32_3',
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0x0008: 'IMAGE_REL_AMD64_REL32_4',
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0x0009: 'IMAGE_REL_AMD64_REL32_5',
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0x000A: 'IMAGE_REL_AMD64_SECTION',
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0x000B: 'IMAGE_REL_AMD64_SECREL',
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0x000C: 'IMAGE_REL_AMD64_SECREL7',
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0x000D: 'IMAGE_REL_AMD64_TOKEN',
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0x000E: 'IMAGE_REL_AMD64_SREL32',
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0x000F: 'IMAGE_REL_AMD64_PAIR',
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0x0010: 'IMAGE_REL_AMD64_SSPAN32',
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},
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}))),
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('SymbolName', ('ptr', '+ PointerToSymbolTable * SymbolTableIndex 18', ('scalar', '<8s', symname)))
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])))),
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]))),
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('Symbols', ('ptr', 'PointerToSymbolTable', ('byte-array', '18', '* NumberOfSymbols 18', ('struct', [
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('Name', ('scalar', '<8s', symname)),
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('Value', ('scalar', '<L', '%d' )),
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('SectionNumber', ('scalar', '<H', '%d' )),
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('_Type', ('scalar', '<H', None )),
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('SimpleType', ('enum', '& _Type 15', '%d', {
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0: 'IMAGE_SYM_TYPE_NULL',
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1: 'IMAGE_SYM_TYPE_VOID',
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2: 'IMAGE_SYM_TYPE_CHAR',
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3: 'IMAGE_SYM_TYPE_SHORT',
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4: 'IMAGE_SYM_TYPE_INT',
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5: 'IMAGE_SYM_TYPE_LONG',
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6: 'IMAGE_SYM_TYPE_FLOAT',
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7: 'IMAGE_SYM_TYPE_DOUBLE',
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8: 'IMAGE_SYM_TYPE_STRUCT',
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9: 'IMAGE_SYM_TYPE_UNION',
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10: 'IMAGE_SYM_TYPE_ENUM',
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11: 'IMAGE_SYM_TYPE_MOE',
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12: 'IMAGE_SYM_TYPE_BYTE',
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13: 'IMAGE_SYM_TYPE_WORD',
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14: 'IMAGE_SYM_TYPE_UINT',
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15: 'IMAGE_SYM_TYPE_DWORD',
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})), # (Type & 0xF0) >> 4
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('ComplexType', ('enum', '>> & _Type 240 4', '%d', {
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0: 'IMAGE_SYM_DTYPE_NULL',
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1: 'IMAGE_SYM_DTYPE_POINTER',
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2: 'IMAGE_SYM_DTYPE_FUNCTION',
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3: 'IMAGE_SYM_DTYPE_ARRAY',
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})),
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('StorageClass', ('enum', '<B', '%d', {
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-1: 'IMAGE_SYM_CLASS_END_OF_FUNCTION',
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0: 'IMAGE_SYM_CLASS_NULL',
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1: 'IMAGE_SYM_CLASS_AUTOMATIC',
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2: 'IMAGE_SYM_CLASS_EXTERNAL',
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3: 'IMAGE_SYM_CLASS_STATIC',
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4: 'IMAGE_SYM_CLASS_REGISTER',
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5: 'IMAGE_SYM_CLASS_EXTERNAL_DEF',
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6: 'IMAGE_SYM_CLASS_LABEL',
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7: 'IMAGE_SYM_CLASS_UNDEFINED_LABEL',
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8: 'IMAGE_SYM_CLASS_MEMBER_OF_STRUCT',
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9: 'IMAGE_SYM_CLASS_ARGUMENT',
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10: 'IMAGE_SYM_CLASS_STRUCT_TAG',
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11: 'IMAGE_SYM_CLASS_MEMBER_OF_UNION',
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12: 'IMAGE_SYM_CLASS_UNION_TAG',
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13: 'IMAGE_SYM_CLASS_TYPE_DEFINITION',
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14: 'IMAGE_SYM_CLASS_UNDEFINED_STATIC',
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15: 'IMAGE_SYM_CLASS_ENUM_TAG',
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16: 'IMAGE_SYM_CLASS_MEMBER_OF_ENUM',
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17: 'IMAGE_SYM_CLASS_REGISTER_PARAM',
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18: 'IMAGE_SYM_CLASS_BIT_FIELD',
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100: 'IMAGE_SYM_CLASS_BLOCK',
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101: 'IMAGE_SYM_CLASS_FUNCTION',
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102: 'IMAGE_SYM_CLASS_END_OF_STRUCT',
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103: 'IMAGE_SYM_CLASS_FILE',
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104: 'IMAGE_SYM_CLASS_SECTION',
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105: 'IMAGE_SYM_CLASS_WEAK_EXTERNAL',
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107: 'IMAGE_SYM_CLASS_CLR_TOKEN',
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})),
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('NumberOfAuxSymbols', ('scalar', '<B', '%d' )),
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('AuxillaryData', ('blob', '* NumberOfAuxSymbols 18')),
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])))),
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])
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#
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# Definition Interpreter
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#
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import sys, types, struct, re
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Input = None
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Stack = []
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Fields = {}
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Indent = 0
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NewLine = True
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def indent():
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global Indent
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Indent += 1
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def dedent():
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global Indent
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Indent -= 1
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def write(input):
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global NewLine
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output = ""
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for char in input:
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if NewLine:
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output += Indent * ' '
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NewLine = False
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output += char
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if char == '\n':
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NewLine = True
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sys.stdout.write(output)
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def read(format):
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return struct.unpack(format, Input.read(struct.calcsize(format)))
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def read_cstr():
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output = ""
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while True:
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char = Input.read(1)
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if len(char) == 0:
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raise RuntimeError ("EOF while reading cstr")
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if char == '\0':
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break
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output += char
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return output
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def push_pos(seek_to = None):
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Stack [0:0] = [Input.tell()]
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if seek_to:
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Input.seek(seek_to)
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def pop_pos():
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assert(len(Stack) > 0)
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Input.seek(Stack[0])
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del Stack[0]
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def print_binary_data(size):
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value = ""
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while size > 0:
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if size >= 16:
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data = Input.read(16)
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size -= 16
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else:
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data = Input.read(size)
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size = 0
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value += data
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bytes = ""
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text = ""
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for index in xrange(16):
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if index < len(data):
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if index == 8:
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bytes += "- "
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ch = ord(data[index])
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bytes += "%02X " % ch
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if ch >= 0x20 and ch <= 0x7F:
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text += data[index]
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else:
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text += "."
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else:
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if index == 8:
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bytes += " "
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bytes += " "
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write("%s|%s|\n" % (bytes, text))
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return value
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idlit = re.compile("[a-zA-Z_][a-zA-Z0-9_-]*")
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numlit = re.compile("[0-9]+")
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def read_value(expr):
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input = iter(expr.split())
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def eval():
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token = input.next()
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if expr == 'cstr':
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return read_cstr()
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if expr == 'true':
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return True
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if expr == 'false':
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return False
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if token == '+':
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return eval() + eval()
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if token == '-':
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return eval() - eval()
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if token == '*':
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return eval() * eval()
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if token == '/':
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return eval() / eval()
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if token == '&':
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return eval() & eval()
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if token == '|':
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return eval() | eval()
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if token == '>>':
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return eval() >> eval()
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if token == '<<':
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return eval() << eval()
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if len(token) > 1 and token[0] in ('=', '@', '<', '!', '>'):
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val = read(expr)
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assert(len(val) == 1)
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return val[0]
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if idlit.match(token):
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return Fields[token]
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if numlit.match(token):
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return int(token)
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raise RuntimeError("unexpected token %s" % repr(token))
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value = eval()
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try:
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input.next()
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except StopIteration:
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return value
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raise RuntimeError("unexpected input at end of expression")
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def write_value(format,value):
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format_type = type(format)
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if format_type is types.StringType:
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write(format % value)
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elif format_type is types.FunctionType:
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write_value(format(value), value)
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elif format_type is types.TupleType:
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Fields['this'] = value
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handle_element(format)
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elif format_type is types.NoneType:
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pass
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else:
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raise RuntimeError("unexpected type: %s" % repr(format_type))
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def handle_scalar(entry):
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iformat = entry[1]
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oformat = entry[2]
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value = read_value(iformat)
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write_value(oformat, value)
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return value
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def handle_enum(entry):
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iformat = entry[1]
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oformat = entry[2]
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definitions = entry[3]
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value = read_value(iformat)
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if type(definitions) is types.TupleType:
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selector = read_value(definitions[0])
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definitions = definitions[1][selector]
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if value in definitions:
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description = definitions[value]
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else:
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description = "unknown"
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write("%s (" % description)
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write_value(oformat, value)
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write(")")
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return value
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def handle_flags(entry):
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iformat = entry[1]
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oformat = entry[2]
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definitions = entry[3]
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value = read_value(iformat)
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write_value(oformat, value)
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indent()
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for entry in definitions:
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mask = entry[0]
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name = entry[1]
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if len (entry) == 3:
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map = entry[2]
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selection = value & mask
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if selection in map:
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write("\n%s" % map[selection])
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else:
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write("\n%s <%d>" % (name, selection))
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elif len(entry) == 2:
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if value & mask != 0:
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write("\n%s" % name)
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dedent()
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return value
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def handle_struct(entry):
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global Fields
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members = entry[1]
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newFields = {}
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write("{\n");
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indent()
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for member in members:
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name = member[0]
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type = member[1]
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if name[0] != "_":
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write("%s = " % name.ljust(24))
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value = handle_element(type)
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|
if name[0] != "_":
|
|
write("\n")
|
|
|
|
Fields[name] = value
|
|
newFields[name] = value
|
|
|
|
dedent()
|
|
write("}")
|
|
|
|
return newFields
|
|
|
|
def handle_array(entry):
|
|
start_index = entry[1]
|
|
length = entry[2]
|
|
element = entry[3]
|
|
|
|
newItems = []
|
|
|
|
write("[\n")
|
|
indent()
|
|
|
|
start_index = read_value(start_index)
|
|
value = read_value(length)
|
|
|
|
for index in xrange(value):
|
|
write("%d = " % (index + start_index))
|
|
value = handle_element(element)
|
|
write("\n")
|
|
newItems.append(value)
|
|
|
|
dedent()
|
|
write("]")
|
|
|
|
return newItems
|
|
|
|
def handle_byte_array(entry):
|
|
ent_size = entry[1]
|
|
length = entry[2]
|
|
element = entry[3]
|
|
|
|
newItems = []
|
|
|
|
write("[\n")
|
|
indent()
|
|
|
|
item_size = read_value(ent_size)
|
|
value = read_value(length)
|
|
end_of_array = Input.tell() + value
|
|
|
|
prev_loc = Input.tell()
|
|
index = 0
|
|
while Input.tell() < end_of_array:
|
|
write("%d = " % index)
|
|
value = handle_element(element)
|
|
write("\n")
|
|
newItems.append(value)
|
|
index += (Input.tell() - prev_loc) / item_size
|
|
prev_loc = Input.tell()
|
|
|
|
dedent()
|
|
write("]")
|
|
|
|
return newItems
|
|
|
|
def handle_ptr(entry):
|
|
offset = entry[1]
|
|
element = entry[2]
|
|
|
|
value = None
|
|
offset = read_value(offset)
|
|
|
|
if offset != 0:
|
|
|
|
push_pos(offset)
|
|
|
|
value = handle_element(element)
|
|
|
|
pop_pos()
|
|
|
|
else:
|
|
write("None")
|
|
|
|
return value
|
|
|
|
def handle_blob(entry):
|
|
length = entry[1]
|
|
|
|
write("\n")
|
|
indent()
|
|
|
|
value = print_binary_data(read_value(length))
|
|
|
|
dedent()
|
|
|
|
return value
|
|
|
|
def handle_element(entry):
|
|
handlers = {
|
|
'struct': handle_struct,
|
|
'scalar': handle_scalar,
|
|
'enum': handle_enum,
|
|
'flags': handle_flags,
|
|
'ptr': handle_ptr,
|
|
'blob': handle_blob,
|
|
'array': handle_array,
|
|
'byte-array': handle_byte_array,
|
|
}
|
|
|
|
if not entry[0] in handlers:
|
|
raise RuntimeError ("unexpected type '%s'" % str (entry[0]))
|
|
|
|
return handlers[entry[0]](entry)
|
|
|
|
if len(sys.argv) <= 1 or sys.argv[1] == '-':
|
|
import StringIO
|
|
Input = StringIO.StringIO(sys.stdin.read())
|
|
else:
|
|
Input = open (sys.argv[1], "rb")
|
|
|
|
try:
|
|
handle_element(file)
|
|
finally:
|
|
Input.close()
|
|
Input = None
|