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Example 66 with CstType

use of com.android.dx.rop.cst.CstType in project J2ME-Loader by nikita36078.

the class CfTranslator method translate0.

/**
 * Performs the main act of translation. This method is separated
 * from {@link #translate} just to keep things a bit simpler in
 * terms of exception handling.
 *
 * @param context {@code non-null;} the state global to this invocation.
 * @param cf {@code non-null;} the class file
 * @param bytes {@code non-null;} contents of the file
 * @param cfOptions options for class translation
 * @param dexOptions options for dex output
 * @param dexFile {@code non-null;} dex output
 * @return {@code non-null;} the translated class
 */
private static ClassDefItem translate0(DxContext context, DirectClassFile cf, byte[] bytes, CfOptions cfOptions, DexOptions dexOptions, DexFile dexFile) {
    context.optimizerOptions.loadOptimizeLists(cfOptions.optimizeListFile, cfOptions.dontOptimizeListFile);
    // Build up a class to output.
    CstType thisClass = cf.getThisClass();
    int classAccessFlags = cf.getAccessFlags() & ~AccessFlags.ACC_SUPER;
    CstString sourceFile = (cfOptions.positionInfo == PositionList.NONE) ? null : cf.getSourceFile();
    ClassDefItem out = new ClassDefItem(thisClass, classAccessFlags, cf.getSuperclass(), cf.getInterfaces(), sourceFile);
    Annotations classAnnotations = AttributeTranslator.getClassAnnotations(cf, cfOptions);
    if (classAnnotations.size() != 0) {
        out.setClassAnnotations(classAnnotations, dexFile);
    }
    FieldIdsSection fieldIdsSection = dexFile.getFieldIds();
    MethodIdsSection methodIdsSection = dexFile.getMethodIds();
    processFields(cf, out, dexFile);
    processMethods(context, cf, cfOptions, dexOptions, out, dexFile);
    // intern constant pool method, field and type references
    ConstantPool constantPool = cf.getConstantPool();
    int constantPoolSize = constantPool.size();
    for (int i = 0; i < constantPoolSize; i++) {
        Constant constant = constantPool.getOrNull(i);
        if (constant instanceof CstMethodRef) {
            methodIdsSection.intern((CstBaseMethodRef) constant);
        } else if (constant instanceof CstInterfaceMethodRef) {
            methodIdsSection.intern(((CstInterfaceMethodRef) constant).toMethodRef());
        } else if (constant instanceof CstFieldRef) {
            fieldIdsSection.intern((CstFieldRef) constant);
        } else if (constant instanceof CstEnumRef) {
            fieldIdsSection.intern(((CstEnumRef) constant).getFieldRef());
        }
    }
    return out;
}
Also used : Constant(com.android.dx.rop.cst.Constant) TypedConstant(com.android.dx.rop.cst.TypedConstant) CstString(com.android.dx.rop.cst.CstString) CstFieldRef(com.android.dx.rop.cst.CstFieldRef) CstEnumRef(com.android.dx.rop.cst.CstEnumRef) FieldIdsSection(com.android.dx.dex.file.FieldIdsSection) MethodIdsSection(com.android.dx.dex.file.MethodIdsSection) CstMethodRef(com.android.dx.rop.cst.CstMethodRef) Annotations(com.android.dx.rop.annotation.Annotations) ClassDefItem(com.android.dx.dex.file.ClassDefItem) ConstantPool(com.android.dx.rop.cst.ConstantPool) CstType(com.android.dx.rop.cst.CstType) CstInterfaceMethodRef(com.android.dx.rop.cst.CstInterfaceMethodRef)

Example 67 with CstType

use of com.android.dx.rop.cst.CstType in project J2ME-Loader by nikita36078.

the class RopToDop method dopFor.

/**
 * Returns the dalvik opcode appropriate for the given register-based
 * instruction.
 *
 * @param insn {@code non-null;} the original instruction
 * @return the corresponding dalvik opcode; one of the constants in
 * {@link Dops}
 */
public static Dop dopFor(Insn insn) {
    Rop rop = insn.getOpcode();
    /*
         * First, just try looking up the rop in the MAP of easy
         * cases.
         */
    Dop result = MAP.get(rop);
    if (result != null) {
        return result;
    }
    switch(rop.getOpcode()) {
        case RegOps.MOVE_EXCEPTION:
            return Dops.MOVE_EXCEPTION;
        case RegOps.INVOKE_STATIC:
            return Dops.INVOKE_STATIC;
        case RegOps.INVOKE_VIRTUAL:
            return Dops.INVOKE_VIRTUAL;
        case RegOps.INVOKE_SUPER:
            return Dops.INVOKE_SUPER;
        case RegOps.INVOKE_DIRECT:
            return Dops.INVOKE_DIRECT;
        case RegOps.INVOKE_INTERFACE:
            return Dops.INVOKE_INTERFACE;
        case RegOps.INVOKE_POLYMORPHIC:
            return Dops.INVOKE_POLYMORPHIC;
        case RegOps.NEW_ARRAY:
            return Dops.NEW_ARRAY;
        case RegOps.FILLED_NEW_ARRAY:
            return Dops.FILLED_NEW_ARRAY;
        case RegOps.FILL_ARRAY_DATA:
            return Dops.FILL_ARRAY_DATA;
        case RegOps.MOVE_RESULT:
            {
                RegisterSpec resultReg = insn.getResult();
                if (resultReg == null) {
                    return Dops.NOP;
                } else {
                    switch(resultReg.getBasicType()) {
                        case Type.BT_INT:
                        case Type.BT_FLOAT:
                        case Type.BT_BOOLEAN:
                        case Type.BT_BYTE:
                        case Type.BT_CHAR:
                        case Type.BT_SHORT:
                            return Dops.MOVE_RESULT;
                        case Type.BT_LONG:
                        case Type.BT_DOUBLE:
                            return Dops.MOVE_RESULT_WIDE;
                        case Type.BT_OBJECT:
                            return Dops.MOVE_RESULT_OBJECT;
                        default:
                            {
                                throw new RuntimeException("Unexpected basic type");
                            }
                    }
                }
            }
        case RegOps.GET_FIELD:
            {
                CstFieldRef ref = (CstFieldRef) ((ThrowingCstInsn) insn).getConstant();
                int basicType = ref.getBasicType();
                switch(basicType) {
                    case Type.BT_BOOLEAN:
                        return Dops.IGET_BOOLEAN;
                    case Type.BT_BYTE:
                        return Dops.IGET_BYTE;
                    case Type.BT_CHAR:
                        return Dops.IGET_CHAR;
                    case Type.BT_SHORT:
                        return Dops.IGET_SHORT;
                    case Type.BT_INT:
                        return Dops.IGET;
                }
                break;
            }
        case RegOps.PUT_FIELD:
            {
                CstFieldRef ref = (CstFieldRef) ((ThrowingCstInsn) insn).getConstant();
                int basicType = ref.getBasicType();
                switch(basicType) {
                    case Type.BT_BOOLEAN:
                        return Dops.IPUT_BOOLEAN;
                    case Type.BT_BYTE:
                        return Dops.IPUT_BYTE;
                    case Type.BT_CHAR:
                        return Dops.IPUT_CHAR;
                    case Type.BT_SHORT:
                        return Dops.IPUT_SHORT;
                    case Type.BT_INT:
                        return Dops.IPUT;
                }
                break;
            }
        case RegOps.GET_STATIC:
            {
                CstFieldRef ref = (CstFieldRef) ((ThrowingCstInsn) insn).getConstant();
                int basicType = ref.getBasicType();
                switch(basicType) {
                    case Type.BT_BOOLEAN:
                        return Dops.SGET_BOOLEAN;
                    case Type.BT_BYTE:
                        return Dops.SGET_BYTE;
                    case Type.BT_CHAR:
                        return Dops.SGET_CHAR;
                    case Type.BT_SHORT:
                        return Dops.SGET_SHORT;
                    case Type.BT_INT:
                        return Dops.SGET;
                }
                break;
            }
        case RegOps.PUT_STATIC:
            {
                CstFieldRef ref = (CstFieldRef) ((ThrowingCstInsn) insn).getConstant();
                int basicType = ref.getBasicType();
                switch(basicType) {
                    case Type.BT_BOOLEAN:
                        return Dops.SPUT_BOOLEAN;
                    case Type.BT_BYTE:
                        return Dops.SPUT_BYTE;
                    case Type.BT_CHAR:
                        return Dops.SPUT_CHAR;
                    case Type.BT_SHORT:
                        return Dops.SPUT_SHORT;
                    case Type.BT_INT:
                        return Dops.SPUT;
                }
                break;
            }
        case RegOps.CONST:
            {
                Constant cst = ((ThrowingCstInsn) insn).getConstant();
                if (cst instanceof CstType) {
                    return Dops.CONST_CLASS;
                } else if (cst instanceof CstString) {
                    return Dops.CONST_STRING;
                }
                break;
            }
    }
    throw new RuntimeException("unknown rop: " + rop);
}
Also used : Rop(com.android.dx.rop.code.Rop) ThrowingCstInsn(com.android.dx.rop.code.ThrowingCstInsn) Constant(com.android.dx.rop.cst.Constant) CstType(com.android.dx.rop.cst.CstType) CstFieldRef(com.android.dx.rop.cst.CstFieldRef) CstString(com.android.dx.rop.cst.CstString) RegisterSpec(com.android.dx.rop.code.RegisterSpec)

Example 68 with CstType

use of com.android.dx.rop.cst.CstType in project J2ME-Loader by nikita36078.

the class Form21c method isCompatible.

/**
 * {@inheritDoc}
 */
@Override
public boolean isCompatible(DalvInsn insn) {
    if (!(insn instanceof CstInsn)) {
        return false;
    }
    RegisterSpecList regs = insn.getRegisters();
    RegisterSpec reg;
    switch(regs.size()) {
        case 1:
            {
                reg = regs.get(0);
                break;
            }
        case 2:
            {
                /*
                 * This format is allowed for ops that are effectively
                 * 2-arg but where the two args are identical.
                 */
                reg = regs.get(0);
                if (reg.getReg() != regs.get(1).getReg()) {
                    return false;
                }
                break;
            }
        default:
            {
                return false;
            }
    }
    if (!unsignedFitsInByte(reg.getReg())) {
        return false;
    }
    CstInsn ci = (CstInsn) insn;
    int cpi = ci.getIndex();
    Constant cst = ci.getConstant();
    if (!unsignedFitsInShort(cpi)) {
        return false;
    }
    return (cst instanceof CstType) || (cst instanceof CstFieldRef) || (cst instanceof CstString);
}
Also used : CstInsn(com.android.dx.dex.code.CstInsn) Constant(com.android.dx.rop.cst.Constant) CstType(com.android.dx.rop.cst.CstType) CstFieldRef(com.android.dx.rop.cst.CstFieldRef) CstString(com.android.dx.rop.cst.CstString) RegisterSpecList(com.android.dx.rop.code.RegisterSpecList) RegisterSpec(com.android.dx.rop.code.RegisterSpec)

Example 69 with CstType

use of com.android.dx.rop.cst.CstType in project J2ME-Loader by nikita36078.

the class Form31c method isCompatible.

/**
 * {@inheritDoc}
 */
@Override
public boolean isCompatible(DalvInsn insn) {
    if (!(insn instanceof CstInsn)) {
        return false;
    }
    RegisterSpecList regs = insn.getRegisters();
    RegisterSpec reg;
    switch(regs.size()) {
        case 1:
            {
                reg = regs.get(0);
                break;
            }
        case 2:
            {
                /*
                 * This format is allowed for ops that are effectively
                 * 2-arg but where the two args are identical.
                 */
                reg = regs.get(0);
                if (reg.getReg() != regs.get(1).getReg()) {
                    return false;
                }
                break;
            }
        default:
            {
                return false;
            }
    }
    if (!unsignedFitsInByte(reg.getReg())) {
        return false;
    }
    CstInsn ci = (CstInsn) insn;
    Constant cst = ci.getConstant();
    return (cst instanceof CstType) || (cst instanceof CstFieldRef) || (cst instanceof CstString);
}
Also used : CstInsn(com.android.dx.dex.code.CstInsn) Constant(com.android.dx.rop.cst.Constant) CstType(com.android.dx.rop.cst.CstType) CstFieldRef(com.android.dx.rop.cst.CstFieldRef) CstString(com.android.dx.rop.cst.CstString) RegisterSpecList(com.android.dx.rop.code.RegisterSpecList) RegisterSpec(com.android.dx.rop.code.RegisterSpec)

Example 70 with CstType

use of com.android.dx.rop.cst.CstType in project J2ME-Loader by nikita36078.

the class Form35c method isCompatible.

/**
 * {@inheritDoc}
 */
@Override
public boolean isCompatible(DalvInsn insn) {
    if (!(insn instanceof CstInsn)) {
        return false;
    }
    CstInsn ci = (CstInsn) insn;
    int cpi = ci.getIndex();
    if (!unsignedFitsInShort(cpi)) {
        return false;
    }
    Constant cst = ci.getConstant();
    if (!((cst instanceof CstMethodRef) || (cst instanceof CstType))) {
        return false;
    }
    RegisterSpecList regs = ci.getRegisters();
    return (wordCount(regs) >= 0);
}
Also used : CstInsn(com.android.dx.dex.code.CstInsn) Constant(com.android.dx.rop.cst.Constant) CstType(com.android.dx.rop.cst.CstType) CstMethodRef(com.android.dx.rop.cst.CstMethodRef) RegisterSpecList(com.android.dx.rop.code.RegisterSpecList)

Aggregations

CstType (com.android.dx.rop.cst.CstType)76 CstString (com.android.dx.rop.cst.CstString)29 Constant (com.android.dx.rop.cst.Constant)28 CstFieldRef (com.android.dx.rop.cst.CstFieldRef)19 CstMethodRef (com.android.dx.rop.cst.CstMethodRef)18 Type (com.android.dx.rop.type.Type)16 RegisterSpecList (com.android.dx.rop.code.RegisterSpecList)12 CstInsn (com.android.dx.dex.code.CstInsn)10 Annotations (com.android.dx.rop.annotation.Annotations)10 RegisterSpec (com.android.dx.rop.code.RegisterSpec)10 CstNat (com.android.dx.rop.cst.CstNat)10 TypeList (com.android.dx.rop.type.TypeList)9 Annotation (com.android.dx.rop.annotation.Annotation)8 ConstantPool (com.android.dx.rop.cst.ConstantPool)8 ByteArray (com.android.dx.util.ByteArray)7 IntList (com.android.dx.util.IntList)7 AttEnclosingMethod (com.android.dx.cf.attrib.AttEnclosingMethod)6 NameValuePair (com.android.dx.rop.annotation.NameValuePair)6 ThrowingCstInsn (com.android.dx.rop.code.ThrowingCstInsn)6 CstInteger (com.android.dx.rop.cst.CstInteger)6