Examples of org.jakstab.asm.Instruction

org.jakstab.asm.Instruction
Top level interface for all instruction types. Defines a set of methods common for all instructions.

    this(code, new X86InstructionFactoryImpl());
  }
  
  @Override
  public final Instruction decodeInstruction(long index) {
    Instruction instr = null;
    InstructionDecoder instrDecoder = null;
    byteIndex = (int)index; // For 64bit systems, this needs to be fixed
    //int len = byteIndex;
    int instrStartIndex = 0;

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    int rm = ModRM & 7;


    FPInstructionDecoder instrDecoder = null;
    instrDecoder = floatGRPMap[number][rm];


    Instruction instr = null;
    if(instrDecoder != null) {
      instr = instrDecoder.decode(bytesArray, byteIndex, instrStartIndex, segmentOverride, prefixes, factory);
      byteIndex = instrDecoder.getCurrentIndex();
    }
    return instr;

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      int ModRM = readByte(bytesArray, byteIndex);
      int reg = (ModRM >> 3) & 7;


      InstructionDecoder instrDecoder = grpTable[number][reg];
      Instruction instr = null;
      if(instrDecoder != null) {
         instr = instrDecoder.decode(bytesArray, byteIndex, instrStartIndex, segmentOverride, prefixes, factory);
         byteIndex = instrDecoder.getCurrentIndex();
      }
      return instr;

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    try {
      FileWriter out = new FileWriter(filename);
      for (Map.Entry<AbsoluteAddress,Instruction> entry : program.getAssemblyMap().entrySet()) {
        AbsoluteAddress pc = entry.getKey();
        Instruction instr = entry.getValue();
        StringBuilder sb = new StringBuilder();
        SymbolFinder symFinder = program.getModule(pc).getSymbolFinder();
        if (symFinder.hasSymbolFor(pc)) {
          sb.append(Characters.NEWLINE);
          sb.append(symFinder.getSymbolFor(pc));
          sb.append(":").append(Characters.NEWLINE);
        }
        sb.append(pc).append(":\t");
        sb.append(instr.toString(pc.getValue(), symFinder));
        
        if (instr instanceof BranchInstruction) {
          Set<CFAEdge> targets = branchEdges.get(pc);
          sb.append("\t; targets: ");
          if (targets.isEmpty()) {

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    logger.info("Writing assembly CFG to " + gwriter.getFilename());
    try {
      for (Location node : nodes) {
        AbsoluteAddress nodeAddr = node.getAddress();
        Instruction instr = program.getInstruction(nodeAddr);
        String nodeName = nodeAddr.toString();
        String nodeLabel = program.getSymbolFor(nodeAddr);
        
        if (instr != null) {
          String instrString = instr.toString(nodeAddr.getValue(), program.getModule(nodeAddr).getSymbolFinder());
          instrString = instrString.replace("\t", " ");
          gwriter.writeNode(nodeName, nodeLabel + "\\n" + instrString, getNodeProperties(node));
        } else {
          gwriter.writeNode(nodeName, nodeLabel, getNodeProperties(node));
        }
      }


      for (CFAEdge e : edges) {
        if (e.getKind() == null) logger.error("Null kind? " + e);
        AbsoluteAddress sourceAddr = e.getSource().getAddress(); 
        AbsoluteAddress targetAddr = e.getTarget().getAddress();
        
        String label = null;
        Instruction instr = program.getInstruction(sourceAddr);
        
        if (instr instanceof BranchInstruction) {
          BranchInstruction bi = (BranchInstruction)instr;
          if (bi.isConditional()) {
            // Get the original goto from the program (not the converted assume)

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    }
    else {
      instrDecoder = floatMapTwo[floatOpcode - 0xd8][reg];
    }


    Instruction instr = null;
    if(instrDecoder != null) {
      instr = instrDecoder.decode(bytesArray, byteIndex, instrStartIndex, segmentOverride, prefixes, factory);
      byteIndex = instrDecoder.getCurrentIndex();
    }

View Full Code Here

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Related Classes of org.jakstab.asm.Instruction

org.jakstab.disasm.x86.FloatDecoder

org.jakstab.disasm.x86.FloatGRPDecoder

org.jakstab.disasm.x86.GRPDecoder

org.jakstab.disasm.x86.X86Disassembler

org.jakstab.ProgramGraphWriter

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