mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-14 11:32:34 +00:00
56029271f9
This fixes the MC/COFF/basic-coff.ll test case. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@109497 91177308-0d34-0410-b5e6-96231b3b80d8
545 lines
14 KiB
Python
Executable File
545 lines
14 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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0x866: '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', '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', '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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}))),
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('SymbolName', ('ptr', '+ PointerToSymbolTable * - SymbolTableIndex 1 18', ('scalar', '<8s', symname)))
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])))),
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]))),
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('Symbols', ('ptr', 'PointerToSymbolTable', ('byte-array', '* 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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('SimpleType', ('enum', '<B', '%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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})),
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('ComplexType', ('enum', '<B', '%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 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 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 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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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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description = definitions[value] if value in definitions else "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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write("%s = "%name.ljust(24))
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value = handle_element(type)
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write("\n")
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Fields [name] = value
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newFields [name] = value
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dedent ()
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write ("}")
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return newFields
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def handle_array(entry):
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length = entry [1]
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element = entry [2]
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newItems = []
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write ("[\n")
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indent ()
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value = read_value (length)
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for index in xrange (value):
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write ("%d = "%index)
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value = handle_element(element)
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write ("\n")
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newItems.append (value)
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dedent ()
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write ("]")
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return newItems
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def handle_byte_array(entry):
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length = entry [1]
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element = entry [2]
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newItems = []
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write ("[\n")
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indent ()
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value = read_value (length)
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end_of_array = Input.tell () + value
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index = 0
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while Input.tell () < end_of_array:
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write ("%d = "%index)
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value = handle_element(element)
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write ("\n")
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newItems.append (value)
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index += 1
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dedent ()
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write ("]")
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return newItems
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def handle_ptr(entry):
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|
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)
|
|
|
|
Input = open (sys.argv [1], "rb")
|
|
try:
|
|
handle_element (file)
|
|
finally:
|
|
Input.close ()
|
|
Input = None
|