Add support for Format5rc

This commit is contained in:
Ben Gruver
2011-11-18 09:51:32 -08:00
committed by =
parent 8d323b3c48
commit c4db7e2473
30 changed files with 75026 additions and 15 deletions

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@ -3402,7 +3402,7 @@ public class MethodAnalyzer {
assert false;
}
Instruction3rc deodexedInstruction = new Instruction3rc(deodexedOpcode, instruction.getRegCount(),
Instruction3rc deodexedInstruction = new Instruction3rc(deodexedOpcode, (short)instruction.getRegCount(),
instruction.getStartRegister(), inlineMethodIdItem);
analyzedInstruction.setDeodexedInstruction(deodexedInstruction);
@ -3511,7 +3511,7 @@ public class MethodAnalyzer {
opcode = Opcode.INVOKE_VIRTUAL_RANGE;
}
deodexedInstruction = new Instruction3rc(opcode, instruction.getRegCount(),
deodexedInstruction = new Instruction3rc(opcode, (short)instruction.getRegCount(),
instruction.getStartRegister(), methodIdItem);
} else {
Instruction35ms instruction = (Instruction35ms)analyzedInstruction.instruction;

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@ -64,6 +64,7 @@ public enum Format {
Format41c(Instruction41c.Factory, 8),
Format51l(Instruction51l.Factory, 10),
Format52c(Instruction52c.Factory, 10),
Format5rc(Instruction5rc.Factory, 10),
ArrayData(null, -1, true),
PackedSwitchData(null, -1, true),
SparseSwitchData(null, -1, true),

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@ -94,6 +94,10 @@ public class Instruction35c extends InstructionWithReference implements FiveRegi
}
protected void writeInstruction(AnnotatedOutput out, int currentCodeAddress) {
if(getReferencedItem().getIndex() > 0xFFFF) {
throw new RuntimeException(String.format("%s index is too large. Use the %s/jumbo instruction instead.", opcode.referenceType.name(), opcode.name));
}
out.writeByte(opcode.value);
out.writeByte((regCount << 4) | regA);
out.writeShort(getReferencedItem().getIndex());
@ -105,7 +109,7 @@ public class Instruction35c extends InstructionWithReference implements FiveRegi
return Format.Format35c;
}
public short getRegCount() {
public int getRegCount() {
return regCount;
}

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@ -99,7 +99,7 @@ public class Instruction35mi extends Instruction implements FiveRegisterInstruct
return Format.Format35ms;
}
public short getRegCount() {
public int getRegCount() {
return regCount;
}

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@ -99,7 +99,7 @@ public class Instruction35ms extends Instruction implements FiveRegisterInstruct
return Format.Format35ms;
}
public short getRegCount() {
public int getRegCount() {
return regCount;
}

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@ -105,7 +105,7 @@ public class Instruction35s extends InstructionWithReference implements FiveRegi
return Format.Format35s;
}
public short getRegCount() {
public int getRegCount() {
return regCount;
}

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@ -79,6 +79,10 @@ public class Instruction3rc extends InstructionWithReference implements Register
}
protected void writeInstruction(AnnotatedOutput out, int currentCodeAddress) {
if(getReferencedItem().getIndex() > 0xFFFF) {
throw new RuntimeException(String.format("%s index is too large. Use the jumbo variant of the instruction instead.", opcode.referenceType.name()));
}
out.writeByte(opcode.value);
out.writeByte(regCount);
out.writeShort(this.getReferencedItem().getIndex());
@ -89,7 +93,7 @@ public class Instruction3rc extends InstructionWithReference implements Register
return Format.Format3rc;
}
public short getRegCount() {
public int getRegCount() {
return (short)(regCount & 0xFF);
}

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@ -87,7 +87,7 @@ public class Instruction3rmi extends Instruction implements RegisterRangeInstruc
return Format.Format3rms;
}
public short getRegCount() {
public int getRegCount() {
return (short)(regCount & 0xFF);
}

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@ -87,7 +87,7 @@ public class Instruction3rms extends Instruction implements RegisterRangeInstruc
return Format.Format3rms;
}
public short getRegCount() {
public int getRegCount() {
return (short)(regCount & 0xFF);
}

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@ -0,0 +1,132 @@
/*
* Copyright 2011, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.jf.dexlib.Code.Format;
import org.jf.dexlib.Code.Instruction;
import org.jf.dexlib.Code.InstructionWithReference;
import org.jf.dexlib.Code.Opcode;
import org.jf.dexlib.Code.RegisterRangeInstruction;
import org.jf.dexlib.DexFile;
import org.jf.dexlib.Item;
import org.jf.dexlib.MethodIdItem;
import org.jf.dexlib.TypeIdItem;
import org.jf.dexlib.Util.AnnotatedOutput;
import org.jf.dexlib.Util.NumberUtils;
import static org.jf.dexlib.Code.Opcode.*;
public class Instruction5rc extends InstructionWithJumboReference implements RegisterRangeInstruction {
public static final InstructionFactory Factory = new Factory();
private short regCount;
private short startReg;
public Instruction5rc(Opcode opcode, int regCount, int startReg, Item referencedItem) {
super(opcode, referencedItem);
if (regCount >= 1 << 16) {
throw new RuntimeException("regCount must be less than 65536");
}
if (regCount < 0) {
throw new RuntimeException("regCount cannot be negative");
}
if (startReg >= 1 << 16) {
throw new RuntimeException("The beginning register of the range must be less than 65536");
}
if (startReg < 0) {
throw new RuntimeException("The beginning register of the range cannot be negative");
}
this.regCount = (short)regCount;
this.startReg = (short)startReg;
checkItem(opcode, referencedItem, regCount);
}
private Instruction5rc(DexFile dexFile, Opcode opcode, byte[] buffer, int bufferIndex) {
super(dexFile, opcode, buffer, bufferIndex);
this.regCount = (short)NumberUtils.decodeUnsignedShort(buffer, bufferIndex + 6);
this.startReg = (short)NumberUtils.decodeUnsignedShort(buffer, bufferIndex + 8);
checkItem(opcode, getReferencedItem(), getRegCount());
}
protected void writeInstruction(AnnotatedOutput out, int currentCodeAddress) {
out.writeByte(0xff);
out.writeByte(opcode.value);
out.writeInt(this.getReferencedItem().getIndex());
out.writeShort(regCount);
out.writeShort(startReg);
}
public Format getFormat() {
return Format.Format5rc;
}
public int getRegCount() {
return regCount & 0xFFFF;
}
public int getStartRegister() {
return startReg & 0xFFFF;
}
private static void checkItem(Opcode opcode, Item item, int regCount) {
if (opcode == FILLED_NEW_ARRAY_JUMBO) {
//check data for filled-new-array/jumbo opcode
String type = ((TypeIdItem) item).getTypeDescriptor();
if (type.charAt(0) != '[') {
throw new RuntimeException("The type must be an array type");
}
if (type.charAt(1) == 'J' || type.charAt(1) == 'D') {
throw new RuntimeException("The type cannot be an array of longs or doubles");
}
} else if (opcode.value >= INVOKE_VIRTUAL_JUMBO.value && opcode.value <= INVOKE_INTERFACE_JUMBO.value) {
//check data for invoke-*/range opcodes
MethodIdItem methodIdItem = (MethodIdItem) item;
int parameterRegisterCount = methodIdItem.getPrototype().getParameterRegisterCount();
if (opcode != INVOKE_STATIC_JUMBO) {
parameterRegisterCount++;
}
if (parameterRegisterCount != regCount) {
throw new RuntimeException("regCount does not match the number of arguments of the method");
}
}
}
private static class Factory implements InstructionFactory {
public Instruction makeInstruction(DexFile dexFile, Opcode opcode, byte[] buffer, int bufferIndex) {
return new Instruction5rc(dexFile, opcode, buffer, bufferIndex);
}
}
}

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@ -29,5 +29,5 @@
package org.jf.dexlib.Code;
public interface InvokeInstruction {
short getRegCount();
int getRegCount();
}

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@ -287,7 +287,7 @@ public enum Opcode
INSTANCE_OF_JUMBO((short)0xff02, "instance-of/jumbo", ReferenceType.type, Format.Format52c, Opcode.CAN_THROW | Opcode.CAN_CONTINUE | Opcode.SETS_REGISTER),
NEW_INSTANCE_JUMBO((short)0xff03, "new-instance/jumbo", ReferenceType.type, Format.Format41c, Opcode.CAN_THROW | Opcode.CAN_CONTINUE | Opcode.SETS_REGISTER),
NEW_ARRAY_JUMBO((short)0xff04, "new-array/jumbo", ReferenceType.type, Format.Format52c, Opcode.CAN_THROW | Opcode.CAN_CONTINUE | Opcode.SETS_REGISTER),
FILLED_NEW_ARRAY_JUMBO((short)0xff05, "filled-new-array/jumbo", ReferenceType.type, Format.Format5rc, Opcode.CAN_THROW | Opcode.CAN_CONTINUE | Opcode.SETS_RESULT),
IGET_JUMBO((short)0xff06, "iget/jumbo", ReferenceType.field, Format.Format52c, Opcode.CAN_THROW | Opcode.CAN_CONTINUE | Opcode.SETS_REGISTER),
IGET_WIDE_JUMBO((short)0xff07, "iget-wide/jumbo", ReferenceType.field, Format.Format52c, Opcode.CAN_THROW | Opcode.CAN_CONTINUE | Opcode.SETS_REGISTER | Opcode.SETS_WIDE_REGISTER),
IGET_OBJECT_JUMBO((short)0xff08, "iget-object/jumbo", ReferenceType.field, Format.Format52c, Opcode.CAN_THROW | Opcode.CAN_CONTINUE | Opcode.SETS_REGISTER),
@ -315,7 +315,12 @@ public enum Opcode
SPUT_BOOLEAN_JUMBO((short)0xff1e, "sput-boolean/jumbo", ReferenceType.field, Format.Format41c, Opcode.CAN_THROW | Opcode.CAN_CONTINUE),
SPUT_BYTE_JUMBO((short)0xff1f, "sput-byte/jumbo", ReferenceType.field, Format.Format41c, Opcode.CAN_THROW | Opcode.CAN_CONTINUE),
SPUT_CHAR_JUMBO((short)0xff20, "sput-char/jumbo", ReferenceType.field, Format.Format41c, Opcode.CAN_THROW | Opcode.CAN_CONTINUE),
SPUT_SHORT_JUMBO((short)0xff21, "sput-short/jumbo", ReferenceType.field, Format.Format41c, Opcode.CAN_THROW | Opcode.CAN_CONTINUE);
SPUT_SHORT_JUMBO((short)0xff21, "sput-short/jumbo", ReferenceType.field, Format.Format41c, Opcode.CAN_THROW | Opcode.CAN_CONTINUE),
INVOKE_VIRTUAL_JUMBO((short)0xff22, "invoke-virtual/jumbo", ReferenceType.method, Format.Format5rc, Opcode.CAN_THROW | Opcode.CAN_CONTINUE | Opcode.SETS_RESULT),
INVOKE_SUPER_JUMBO((short)0xff23, "invoke-super/jumbo", ReferenceType.method, Format.Format5rc, Opcode.CAN_THROW | Opcode.CAN_CONTINUE | Opcode.SETS_RESULT),
INVOKE_DIRECT_JUMBO((short)0xff24, "invoke-direct/jumbo", ReferenceType.method, Format.Format5rc, Opcode.CAN_THROW | Opcode.CAN_CONTINUE | Opcode.SETS_RESULT),
INVOKE_STATIC_JUMBO((short)0xff25, "invoke-static/jumbo", ReferenceType.method, Format.Format5rc, Opcode.CAN_THROW | Opcode.CAN_CONTINUE | Opcode.SETS_RESULT),
INVOKE_INTERFACE_JUMBO((short)0xff26, "invoke-interface/jumbo", ReferenceType.method, Format.Format5rc, Opcode.CAN_THROW | Opcode.CAN_CONTINUE | Opcode.SETS_RESULT);
private static Opcode[] opcodesByValue;
private static Opcode[] expandedOpcodesByValue;