6a21548368
* mtdbg: improved disassembler (some MMX and SSE commands) * fasm: can generate symbols information git-svn-id: svn://kolibrios.org@542 a494cfbc-eb01-0410-851d-a64ba20cac60
111 lines
1.6 KiB
Plaintext
111 lines
1.6 KiB
Plaintext
symbol_dump:
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push edi
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mov edx,[memory_end]
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dump_symbols:
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cmp edx,[labels_list]
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jbe symbols_dumped
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sub edx,LABEL_STRUCTURE_SIZE
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cmp dword [edx+24],0
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je dump_symbols ; do not dump anonymous symbols
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test byte [edx+8],1
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jz dump_symbols ; do not dump symbols that didn't get defined
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mov ax,[current_pass]
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cmp ax,[edx+16]
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jne dump_symbols
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test byte [edx+8],4 or 2
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jnz dump_symbols ; do not dump assembly-time variables
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; do not dump variables defined with '='
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cmp word [edx+12], 0
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jnz dump_symbols ; do not dump register-based variables
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mov al, '0'
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stosb
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mov al, 'x'
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stosb
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mov eax, [edx+4]
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mov ecx, 8
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@@:
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rol eax, 4
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test al, 0xF
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loopz @b
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jz .nohigh
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inc ecx
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@@:
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push eax
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and al, 0xF
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cmp al, 10
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sbb al, 69h
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das
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stosb
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pop eax
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rol eax, 4
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loop @b
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mov eax, [edx]
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mov ecx, 8
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jmp .low
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.nohigh:
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mov eax, [edx]
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mov ecx, 8
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@@:
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rol eax, 4
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test al, 0xF
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loopz @b
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inc ecx
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.low:
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push eax
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and al, 0xF
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cmp al, 10
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sbb al, 69h
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das
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stosb
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pop eax
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rol eax, 4
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loop .low
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mov al, ' '
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stosb
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mov esi,[edx+24]
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movzx ecx,byte [esi-1]
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rep movsb
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mov ax,0A0Dh
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stosw
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jmp dump_symbols
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symbols_dumped:
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mov edx,dbgfilename
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push esi edi
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mov esi, outfile
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mov edi, edx
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@@:
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lodsb
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stosb
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test al, al
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jnz @b
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lea ecx, [edi-1]
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@@:
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dec edi
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cmp edi, edx
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jb @f
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cmp byte [edi], '/'
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jz @f
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cmp byte [edi], '.'
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jnz @b
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mov ecx, edi
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@@:
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mov dword [ecx], '.dbg'
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mov byte [ecx+4], 0
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pop edi esi
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call create
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mov edx,[esp]
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mov ecx,edi
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sub ecx,edx
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call write
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call close
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pop edi
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ret
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