Ejemplo n.º 1
0
 public static void writeTo(IndentingWriter writer, long val) throws IOException {
   if (val < 0) {
     writer.write("-0x");
     writer.printUnsignedLongAsHex(-val);
     writer.write('L');
   } else {
     writer.write("0x");
     writer.printUnsignedLongAsHex(val);
     writer.write('L');
   }
 }
Ejemplo n.º 2
0
  @Override
  public boolean writeTo(IndentingWriter writer) throws IOException {
    writer.write(".end local ");
    registerFormatter.writeTo(writer, endLocal.getRegister());

    String name = endLocal.getName();
    String type = endLocal.getType();
    String signature = endLocal.getSignature();
    if (name != null || type != null || signature != null) {
      writer.write("    # ");
      LocalFormatter.writeLocal(writer, name, type, signature);
    }
    return true;
  }
Ejemplo n.º 3
0
 public static void writeSignedIntOrLongTo(IndentingWriter writer, long val) throws IOException {
   if (val < 0) {
     writer.write("-0x");
     writer.printUnsignedLongAsHex(-val);
     if (val < Integer.MIN_VALUE) {
       writer.write('L');
     }
   } else {
     writer.write("0x");
     writer.printUnsignedLongAsHex(val);
     if (val > Integer.MAX_VALUE) {
       writer.write('L');
     }
   }
 }
Ejemplo n.º 4
0
 protected boolean writeCommentIfResourceId(IndentingWriter writer, int val) throws IOException {
   Map<Integer, String> resourceIds = methodDef.classDef.options.resourceIds;
   String resource = resourceIds.get(Integer.valueOf(val));
   if (resource != null) {
     writer.write("    # ");
     writer.write(resource);
     return true;
   }
   return false;
 }
Ejemplo n.º 5
0
 protected void writeCommentIfLikelyFloat(IndentingWriter writer, int val) throws IOException {
   if (NumberUtils.isLikelyFloat(val)) {
     writer.write("    # ");
     float fval = Float.intBitsToFloat(val);
     if (fval == Float.POSITIVE_INFINITY) writer.write("Float.POSITIVE_INFINITY");
     else if (fval == Float.NEGATIVE_INFINITY) writer.write("Float.NEGATIVE_INFINITY");
     else if (fval == Float.NaN) writer.write("Float.NaN");
     else if (fval == Float.MAX_VALUE) writer.write("Float.MAX_VALUE");
     else if (fval == (float) Math.PI) writer.write("(float)Math.PI");
     else if (fval == (float) Math.E) writer.write("(float)Math.E");
     else {
       writer.write(Float.toString(fval));
       writer.write('f');
     }
   }
 }
Ejemplo n.º 6
0
 protected void writeCommentIfLikelyDouble(IndentingWriter writer, long val) throws IOException {
   if (NumberUtils.isLikelyDouble(val)) {
     writer.write("    # ");
     double dval = Double.longBitsToDouble(val);
     if (dval == Double.POSITIVE_INFINITY) writer.write("Double.POSITIVE_INFINITY");
     else if (dval == Double.NEGATIVE_INFINITY) writer.write("Double.NEGATIVE_INFINITY");
     else if (dval == Double.NaN) writer.write("Double.NaN");
     else if (dval == Double.MAX_VALUE) writer.write("Double.MAX_VALUE");
     else if (dval == Math.PI) writer.write("Math.PI");
     else if (dval == Math.E) writer.write("Math.E");
     else writer.write(Double.toString(dval));
   }
 }
Ejemplo n.º 7
0
 @Override
 public boolean writeTo(IndentingWriter writer) throws IOException {
   if (commentedOut) {
     writer = new CommentingIndentingWriter(writer);
   }
   writer.write(".packed-switch ");
   IntegerRenderer.writeTo(writer, firstKey);
   writer.indent(4);
   writer.write('\n');
   int key = firstKey;
   for (PackedSwitchTarget target : targets) {
     target.writeTargetTo(writer);
     writeCommentIfResourceId(writer, key);
     writer.write('\n');
     key++;
   }
   writer.deindent(4);
   writer.write(".end packed-switch");
   return true;
 }
Ejemplo n.º 8
0
  protected void writeInvokeRangeRegisters(IndentingWriter writer) throws IOException {
    RegisterRangeInstruction instruction = (RegisterRangeInstruction) this.instruction;

    int regCount = instruction.getRegisterCount();
    if (regCount == 0) {
      writer.write("{}");
    } else {
      int startRegister = instruction.getStartRegister();
      methodDef.registerFormatter.writeRegisterRange(
          writer, startRegister, startRegister + regCount - 1);
    }
  }
Ejemplo n.º 9
0
 protected static void writeStartLocal(
     IndentingWriter writer,
     CodeItem codeItem,
     int register,
     StringIdItem name,
     TypeIdItem type,
     StringIdItem signature)
     throws IOException {
   writer.write(".local ");
   RegisterFormatter.writeTo(writer, codeItem, register);
   writer.write(", ");
   writer.write(name.getStringValue());
   writer.write(':');
   writer.write(type.getTypeDescriptor());
   if (signature != null) {
     writer.write(",\"");
     writer.write(signature.getStringValue());
     writer.write('"');
   }
 }
Ejemplo n.º 10
0
  protected void writeInvoke25xRegisters(IndentingWriter writer) throws IOException {
    OneFixedFourParameterRegisterInstruction instruction =
        (OneFixedFourParameterRegisterInstruction) this.instruction;
    final int parameterRegCount = instruction.getParameterRegisterCount();

    writeRegister(writer, instruction.getRegisterFixedC()); // fixed register always present

    writer.write(", {");
    switch (parameterRegCount) {
      case 1:
        writeRegister(writer, instruction.getRegisterParameterD());
        break;
      case 2:
        writeRegister(writer, instruction.getRegisterParameterD());
        writer.write(", ");
        writeRegister(writer, instruction.getRegisterParameterE());
        break;
      case 3:
        writeRegister(writer, instruction.getRegisterParameterD());
        writer.write(", ");
        writeRegister(writer, instruction.getRegisterParameterE());
        writer.write(", ");
        writeRegister(writer, instruction.getRegisterParameterF());
        break;
      case 4:
        writeRegister(writer, instruction.getRegisterParameterD());
        writer.write(", ");
        writeRegister(writer, instruction.getRegisterParameterE());
        writer.write(", ");
        writeRegister(writer, instruction.getRegisterParameterF());
        writer.write(", ");
        writeRegister(writer, instruction.getRegisterParameterG());
        break;
    }
    writer.write('}');
  }
Ejemplo n.º 11
0
 protected void writeInlineIndex(IndentingWriter writer) throws IOException {
   writer.write("inline@");
   writer.printSignedIntAsDec(((InlineIndexInstruction) instruction).getInlineIndex());
 }
Ejemplo n.º 12
0
 protected static void writeBeginEpilogue(IndentingWriter writer) throws IOException {
   writer.write(".epilogue");
 }
Ejemplo n.º 13
0
 protected static void writeEndPrologue(IndentingWriter writer) throws IOException {
   writer.write(".prologue");
 }
Ejemplo n.º 14
0
 protected static void writeLine(IndentingWriter writer, int line) throws IOException {
   writer.write(".line ");
   writer.printSignedIntAsDec(line);
 }
Ejemplo n.º 15
0
 protected static void writeSetFile(IndentingWriter writer, String fileName) throws IOException {
   writer.write(".source \"");
   Utf8Utils.writeEscapedString(writer, fileName);
   writer.write('"');
 }
Ejemplo n.º 16
0
 protected void writeOpcode(IndentingWriter writer) throws IOException {
   writer.write(instruction.getOpcode().name);
 }
Ejemplo n.º 17
0
  protected void writeInvokeRegisters(IndentingWriter writer) throws IOException {
    FiveRegisterInstruction instruction = (FiveRegisterInstruction) this.instruction;
    final int regCount = instruction.getRegisterCount();

    writer.write('{');
    switch (regCount) {
      case 1:
        writeRegister(writer, instruction.getRegisterC());
        break;
      case 2:
        writeRegister(writer, instruction.getRegisterC());
        writer.write(", ");
        writeRegister(writer, instruction.getRegisterD());
        break;
      case 3:
        writeRegister(writer, instruction.getRegisterC());
        writer.write(", ");
        writeRegister(writer, instruction.getRegisterD());
        writer.write(", ");
        writeRegister(writer, instruction.getRegisterE());
        break;
      case 4:
        writeRegister(writer, instruction.getRegisterC());
        writer.write(", ");
        writeRegister(writer, instruction.getRegisterD());
        writer.write(", ");
        writeRegister(writer, instruction.getRegisterE());
        writer.write(", ");
        writeRegister(writer, instruction.getRegisterF());
        break;
      case 5:
        writeRegister(writer, instruction.getRegisterC());
        writer.write(", ");
        writeRegister(writer, instruction.getRegisterD());
        writer.write(", ");
        writeRegister(writer, instruction.getRegisterE());
        writer.write(", ");
        writeRegister(writer, instruction.getRegisterF());
        writer.write(", ");
        writeRegister(writer, instruction.getRegisterG());
        break;
    }
    writer.write('}');
  }
Ejemplo n.º 18
0
 public void writeTargetTo(IndentingWriter writer) throws IOException {
   if (target >= 0) {
     writer.write('+');
   }
   writer.printSignedIntAsDec(target);
 }
Ejemplo n.º 19
0
  @Override
  public boolean writeTo(IndentingWriter writer) throws IOException {
    Opcode opcode = instruction.getOpcode();
    String verificationErrorName = null;
    String referenceString = null;

    boolean commentOutInstruction = false;

    if (instruction instanceof Instruction20bc) {
      int verificationError = ((Instruction20bc) instruction).getVerificationError();
      verificationErrorName = VerificationError.getVerificationErrorName(verificationError);
      if (verificationErrorName == null) {
        writer.write("#was invalid verification error type: ");
        writer.printSignedIntAsDec(verificationError);
        writer.write("\n");
        verificationErrorName = "generic-error";
      }
    }

    if (instruction instanceof ReferenceInstruction) {
      ReferenceInstruction referenceInstruction = (ReferenceInstruction) instruction;
      try {
        Reference reference = referenceInstruction.getReference();

        String classContext = null;
        if (methodDef.classDef.options.useImplicitReferences) {
          classContext = methodDef.method.getDefiningClass();
        }

        referenceString = ReferenceUtil.getReferenceString(reference, classContext);
        assert referenceString != null;
      } catch (InvalidItemIndex ex) {
        writer.write("#");
        writer.write(ex.getMessage());
        writer.write("\n");
        commentOutInstruction = true;

        referenceString =
            String.format(
                "%s@%d",
                ReferenceType.toString(referenceInstruction.getReferenceType()),
                ex.getInvalidIndex());
      } catch (ReferenceType.InvalidReferenceTypeException ex) {
        writer.write("#invalid reference type: ");
        writer.printSignedIntAsDec(ex.getReferenceType());
        commentOutInstruction = true;

        referenceString = "invalid_reference";
      }
    }

    if (instruction instanceof Instruction31t) {
      boolean validPayload = true;

      switch (instruction.getOpcode()) {
        case PACKED_SWITCH:
          int baseAddress =
              methodDef.getPackedSwitchBaseAddress(
                  this.codeAddress + ((Instruction31t) instruction).getCodeOffset());
          if (baseAddress == -1) {
            validPayload = false;
          }
          break;
        case SPARSE_SWITCH:
          baseAddress =
              methodDef.getSparseSwitchBaseAddress(
                  this.codeAddress + ((Instruction31t) instruction).getCodeOffset());
          if (baseAddress == -1) {
            validPayload = false;
          }
          break;
        case FILL_ARRAY_DATA:
          try {
            methodDef.findPayloadOffset(
                this.codeAddress + ((Instruction31t) instruction).getCodeOffset(),
                Opcode.ARRAY_PAYLOAD);
          } catch (InvalidSwitchPayload ex) {
            validPayload = false;
          }
          break;
        default:
          throw new ExceptionWithContext("Invalid 31t opcode: %s", instruction.getOpcode());
      }

      if (!validPayload) {
        writer.write("#invalid payload reference\n");
        commentOutInstruction = true;
      }
    }

    if (opcode.odexOnly()) {
      if (!isAllowedOdex(opcode)) {
        writer.write("#disallowed odex opcode\n");
        commentOutInstruction = true;
      }
    }

    if (commentOutInstruction) {
      writer.write("#");
    }

    switch (instruction.getOpcode().format) {
      case Format10t:
        writeOpcode(writer);
        writer.write(' ');
        writeTargetLabel(writer);
        break;
      case Format10x:
        if (instruction instanceof UnknownInstruction) {
          writer.write("#unknown opcode: 0x");
          writer.printUnsignedLongAsHex(((UnknownInstruction) instruction).getOriginalOpcode());
          writer.write('\n');
        }
        writeOpcode(writer);
        break;
      case Format11n:
        writeOpcode(writer);
        writer.write(' ');
        writeFirstRegister(writer);
        writer.write(", ");
        writeLiteral(writer);
        break;
      case Format11x:
        writeOpcode(writer);
        writer.write(' ');
        writeFirstRegister(writer);
        break;
      case Format12x:
        writeOpcode(writer);
        writer.write(' ');
        writeFirstRegister(writer);
        writer.write(", ");
        writeSecondRegister(writer);
        break;
      case Format20bc:
        writeOpcode(writer);
        writer.write(' ');
        writer.write(verificationErrorName);
        writer.write(", ");
        writer.write(referenceString);
        break;
      case Format20t:
      case Format30t:
        writeOpcode(writer);
        writer.write(' ');
        writeTargetLabel(writer);
        break;
      case Format21c:
      case Format31c:
        writeOpcode(writer);
        writer.write(' ');
        writeFirstRegister(writer);
        writer.write(", ");
        writer.write(referenceString);
        break;
      case Format21ih:
      case Format21lh:
      case Format21s:
      case Format31i:
      case Format51l:
        writeOpcode(writer);
        writer.write(' ');
        writeFirstRegister(writer);
        writer.write(", ");
        writeLiteral(writer);
        if (instruction.getOpcode().setsWideRegister()) {
          writeCommentIfLikelyDouble(writer);
        } else {
          boolean isResourceId = writeCommentIfResourceId(writer);
          if (!isResourceId) writeCommentIfLikelyFloat(writer);
        }
        break;
      case Format21t:
      case Format31t:
        writeOpcode(writer);
        writer.write(' ');
        writeFirstRegister(writer);
        writer.write(", ");
        writeTargetLabel(writer);
        break;
      case Format22b:
      case Format22s:
        writeOpcode(writer);
        writer.write(' ');
        writeFirstRegister(writer);
        writer.write(", ");
        writeSecondRegister(writer);
        writer.write(", ");
        writeLiteral(writer);
        break;
      case Format22c:
        writeOpcode(writer);
        writer.write(' ');
        writeFirstRegister(writer);
        writer.write(", ");
        writeSecondRegister(writer);
        writer.write(", ");
        writer.write(referenceString);
        break;
      case Format22cs:
        writeOpcode(writer);
        writer.write(' ');
        writeFirstRegister(writer);
        writer.write(", ");
        writeSecondRegister(writer);
        writer.write(", ");
        writeFieldOffset(writer);
        break;
      case Format22t:
        writeOpcode(writer);
        writer.write(' ');
        writeFirstRegister(writer);
        writer.write(", ");
        writeSecondRegister(writer);
        writer.write(", ");
        writeTargetLabel(writer);
        break;
      case Format22x:
      case Format32x:
        writeOpcode(writer);
        writer.write(' ');
        writeFirstRegister(writer);
        writer.write(", ");
        writeSecondRegister(writer);
        break;
      case Format23x:
        writeOpcode(writer);
        writer.write(' ');
        writeFirstRegister(writer);
        writer.write(", ");
        writeSecondRegister(writer);
        writer.write(", ");
        writeThirdRegister(writer);
        break;
      case Format25x:
        writeOpcode(writer);
        writer.write(' ');
        writeInvoke25xRegisters(writer); // vC, {vD, ...}
        break;
      case Format35c:
        writeOpcode(writer);
        writer.write(' ');
        writeInvokeRegisters(writer);
        writer.write(", ");
        writer.write(referenceString);
        break;
      case Format35mi:
        writeOpcode(writer);
        writer.write(' ');
        writeInvokeRegisters(writer);
        writer.write(", ");
        writeInlineIndex(writer);
        break;
      case Format35ms:
        writeOpcode(writer);
        writer.write(' ');
        writeInvokeRegisters(writer);
        writer.write(", ");
        writeVtableIndex(writer);
        break;
      case Format3rc:
        writeOpcode(writer);
        writer.write(' ');
        writeInvokeRangeRegisters(writer);
        writer.write(", ");
        writer.write(referenceString);
        break;
      case Format3rmi:
        writeOpcode(writer);
        writer.write(' ');
        writeInvokeRangeRegisters(writer);
        writer.write(", ");
        writeInlineIndex(writer);
        break;
      case Format3rms:
        writeOpcode(writer);
        writer.write(' ');
        writeInvokeRangeRegisters(writer);
        writer.write(", ");
        writeVtableIndex(writer);
        break;
      default:
        assert false;
        return false;
    }

    if (commentOutInstruction) {
      writer.write("\nnop");
    }

    return true;
  }
Ejemplo n.º 20
0
 protected void writeVtableIndex(IndentingWriter writer) throws IOException {
   writer.write("vtable@");
   writer.printSignedIntAsDec(((VtableIndexInstruction) instruction).getVtableIndex());
 }
Ejemplo n.º 21
0
 protected void writeFieldOffset(IndentingWriter writer) throws IOException {
   writer.write("field@0x");
   writer.printUnsignedLongAsHex(((FieldOffsetInstruction) instruction).getFieldOffset());
 }