disassembler_x86.hpp

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#ifndef CPU_X86_DISASSEMBLER_X86_HPP
#define CPU_X86_DISASSEMBLER_X86_HPP

  static int pd_instruction_alignment() {
    return 1;
  }

  static const char* pd_cpu_opts() {
    return "";
  }

  // Returns address of n-th instruction preceding addr,
  // NULL if no preceding instruction can be found.
  // On CISC architectures, it is difficult to impossible to step
  // backwards in the instruction stream. Therefore just return NULL.
  // It might be beneficial to check "is_readable" as we do on ppc and s390.
  static address find_prev_instr(address addr, int n_instr) {
    return NULL;
  }

  // special-case instruction decoding.
  // There may be cases where the binutils disassembler doesn't do
  // the perfect job. In those cases, decode_instruction0 may kick in
  // and do it right.
  // If nothing had to be done, just return "here", otherwise return "here + instr_len(here)"
  static address decode_instruction0(address here, outputStream* st, address virtual_begin = NULL) {
    return here;
  }

  // platform-specific instruction annotations (like value of loaded constants)
  static void annotate(address pc, outputStream* st) { };

#endif // CPU_X86_DISASSEMBLER_X86_HPP