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/* |
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* mon_disass.cpp - Disassemblers |
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* |
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* mon (C) 1997-2000 Christian Bauer, Marc Hellwig |
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* cxmon (C) 1997-2004 Christian Bauer, Marc Hellwig |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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#include "sysdeps.h" |
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#include <assert.h> |
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#include <stdarg.h> |
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#include "mon.h" |
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extern "C" { |
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#include "disass/dis-asm.h" |
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int buffer_read_memory(bfd_vma from, bfd_byte *to, int length, struct disassemble_info *info) |
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int buffer_read_memory(bfd_vma from, bfd_byte *to, unsigned int length, struct disassemble_info *info) |
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{ |
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while (length--) |
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*to++ = mon_read_byte(from++); |
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} |
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} |
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} |
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info->fprintf_func(info->stream, "$%08x", addr); |
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if (addr >= UVAL64(0x100000000)) |
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info->fprintf_func(info->stream, "$%08x%08x", (uint32)(addr >> 32), (uint32)addr); |
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else |
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info->fprintf_func(info->stream, "$%08x", (uint32)addr); |
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} |
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int generic_symbol_at_address(bfd_vma addr, struct disassemble_info *info) |
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return num; |
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} |
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int disass_x86(FILE *f, uint32 adr, bool i8086) |
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int disass_mips(FILE *f, uint32 adr, int little_endian) |
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{ |
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// Initialize info for GDB disassembler |
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disassemble_info info; |
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char buf[1024]; |
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SFILE sfile = {buf, buf}; |
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sfile.buffer = buf; |
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sfile.current = buf; |
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INIT_DISASSEMBLE_INFO(info, (FILE *)&sfile, (fprintf_ftype)mon_sprintf); |
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// Disassemble instruction |
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lookup_lowmem = false; |
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int num = little_endian ? print_insn_little_mips(adr, &info) : print_insn_big_mips(adr, &info); |
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assert(num == 4); |
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for (int i=0; i<4; i++) |
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fprintf(f, " %02x", mon_read_byte(adr + i)); |
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fprintf(f, " %s\n", buf); |
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return num; |
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} |
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int disass_x86(FILE *f, uint32 adr, uint32 bits) |
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{ |
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// Initialize info for GDB disassembler |
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disassemble_info info; |
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sfile.buffer = buf; |
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sfile.current = buf; |
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INIT_DISASSEMBLE_INFO(info, (FILE *)&sfile, (fprintf_ftype)mon_sprintf); |
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if (i8086) |
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if (bits == 16) |
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info.mach = bfd_mach_i386_i8086; |
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else if (bits == 64) |
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info.mach = bfd_mach_x86_64; |
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// Disassemble instruction |
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lookup_lowmem = false; |
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int num = print_insn_i386(adr, &info); |
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int num = print_insn_i386_att(adr, &info); |
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for (int i=0; i<6; i++) { |
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if (num > i) |
