Examples with U32 com.ibm.j9ddr.vm29.types.U32 used on opensource projects

Example 11 with U32

use of com.ibm.j9ddr.vm29.types.U32 in project openj9 by eclipse.

the class RomClassWalker method allSlotsInMethodDebugInfoDo.

long allSlotsInMethodDebugInfoDo(U32Pointer cursor) throws CorruptDataException {
    J9MethodDebugInfoPointer methodDebugInfo;
    U8Pointer currentLineNumberPtr;
    /* if data is out of line, then the size of the data inline in the method is a single SRP in sizeof(U_32 increments), currently assuming J9SRP is U_32 aligned*/
    long inlineSize = SelfRelativePointer.SIZEOF / U32.SIZEOF;
    long sectionSizeBytes = 0;
    boolean inlineDebugExtension = (1 == (cursor.at(0).intValue() & 1));
    /* check for low tag to indicate inline or out of line debug information */
    if (inlineDebugExtension) {
        methodDebugInfo = J9MethodDebugInfoPointer.cast(cursor);
        /* set the inline size to stored size in terms of U_32
			 * NOTE: stored size is aligned on a U32
			 * tag bit will be dropped by the '/' operation */
        inlineSize = cursor.at(0).intValue() / U32.SIZEOF;
        sectionSizeBytes = inlineSize * U32.SIZEOF;
    } else {
        methodDebugInfo = J9MethodDebugInfoPointer.cast(SelfRelativePointer.cast(cursor).get());
        if (AlgorithmVersion.getVersionOf("VM_LINE_NUMBER_TABLE_VERSION").getAlgorithmVersion() < 1) {
            sectionSizeBytes = J9MethodDebugInfo.SIZEOF + (J9MethodDebugInfoHelper.getLineNumberCount(methodDebugInfo).intValue() * U32.SIZEOF);
        } else {
            sectionSizeBytes = J9MethodDebugInfo.SIZEOF + J9MethodDebugInfoHelper.getLineNumberCompressedSize(methodDebugInfo).intValue();
            /* When out of line debug information, align on U_16 */
            sectionSizeBytes = (sectionSizeBytes + U16.SIZEOF - 1) & ~(U16.SIZEOF - 1);
        }
    }
    if (!inlineDebugExtension) {
        if (inlineSize == 1) {
            classWalkerCallback.addSlot(clazz, SlotType.J9_SRP, cursor, "SRP to DebugInfo");
            classWalkerCallback.addSection(clazz, cursor, inlineSize * U32.SIZEOF, "methodDebugInfo out of line", true);
        }
    }
    classWalkerCallback.addSlot(clazz, SlotType.J9_SRP, methodDebugInfo.srpToVarInfoEA(), "SizeOfDebugInfo(low tagged)");
    if (AlgorithmVersion.getVersionOf("VM_LINE_NUMBER_TABLE_VERSION").getAlgorithmVersion() < 1) {
        classWalkerCallback.addSlot(clazz, SlotType.J9_U32, methodDebugInfo.lineNumberCountEA(), "lineNumberCount");
        classWalkerCallback.addSlot(clazz, SlotType.J9_U32, methodDebugInfo.varInfoCountEA(), "varInfoCount");
        J9LineNumberPointer lineNumberPtr = J9MethodDebugInfoHelper.getLineNumberTableForROMClass(methodDebugInfo);
        if (lineNumberPtr.notNull()) {
            for (int j = 0; j < methodDebugInfo.lineNumberCount().intValue(); j++, lineNumberPtr = lineNumberPtr.add(1)) {
                // FIXME : Silo
                // classWalkerCallback.addSlot(clazz, SlotType.J9_U16, lineNumberPtr.offsetLocationEA(), "offsetLocation");
                classWalkerCallback.addSlot(clazz, SlotType.J9_U16, lineNumberPtr.lineNumberEA(), "lineNumber");
            }
        }
    } else {
        classWalkerCallback.addSlot(clazz, SlotType.J9_U32, methodDebugInfo.lineNumberCountEA(), "lineNumberCount(encoded)");
        classWalkerCallback.addSlot(clazz, SlotType.J9_U32, methodDebugInfo.varInfoCountEA(), "varInfoCount");
        if (methodDebugInfo.lineNumberCount().allBitsIn(1)) {
            classWalkerCallback.addSlot(clazz, SlotType.J9_U32, U32Pointer.cast(methodDebugInfo.add(1)), "compressed line number size");
        }
        currentLineNumberPtr = J9MethodDebugInfoHelper.getCompressedLineNumberTableForROMClassV1(methodDebugInfo);
        if (currentLineNumberPtr.notNull()) {
            for (int j = 0; j < J9MethodDebugInfoHelper.getLineNumberCompressedSize(methodDebugInfo).intValue(); j++) {
                classWalkerCallback.addSlot(clazz, SlotType.J9_U8, currentLineNumberPtr, "pc, lineNumber compressed");
                currentLineNumberPtr = currentLineNumberPtr.add(1);
            }
        }
    }
    U8Pointer variableTable = OptInfo.getV1VariableTableForMethodDebugInfo(methodDebugInfo);
    if (variableTable.notNull()) {
        LocalVariableTableIterator variableInfoValuesIterator = LocalVariableTableIterator.localVariableTableIteratorFor(methodDebugInfo);
        U8Pointer start = variableInfoValuesIterator.getLocalVariableTablePtr();
        while (variableInfoValuesIterator.hasNext()) {
            LocalVariableTable values = variableInfoValuesIterator.next();
            // Need to walk the name and signature to add them to the UTF8 section
            classWalkerCallback.addSlot(clazz, SlotType.J9_UTF8, values.getName(), "name");
            classWalkerCallback.addSlot(clazz, SlotType.J9_UTF8, values.getSignature(), "getSignature");
            if (values.getGenericSignature().notNull()) {
                classWalkerCallback.addSlot(clazz, SlotType.J9_UTF8, values.getGenericSignature(), "getGenericSignature");
            }
        }
        U8Pointer end = variableInfoValuesIterator.getLocalVariableTablePtr();
        int localVariableSectionSize = end.sub(start).intValue();
        for (int j = 0; j < localVariableSectionSize; j++) {
            classWalkerCallback.addSlot(clazz, SlotType.J9_U8, start, "variableInfo compressed");
            start = start.add(1);
        }
        classWalkerCallback.addSection(clazz, variableTable, localVariableSectionSize, "variableInfo" + (inlineDebugExtension ? " Inline" : ""), inlineDebugExtension);
    }
    classWalkerCallback.addSection(clazz, methodDebugInfo, sectionSizeBytes, "methodDebugInfo" + (inlineDebugExtension ? " Inline" : ""), inlineDebugExtension);
    return inlineSize;
}

Example 12 with U32

use of com.ibm.j9ddr.vm29.types.U32 in project openj9 by eclipse.

the class RomClassWalker method allSlotsInIntermediateClassDataDo.

void allSlotsInIntermediateClassDataDo() throws CorruptDataException {
    U32 count = romClass.intermediateClassDataLength();
    if (count.gt(0)) {
        U8Pointer cursor = romClass.intermediateClassData();
        String j9xHelp = "!j9x " + cursor.getHexAddress() + "," + count.getHexValue();
        classWalkerCallback.addSlot(clazz, SlotType.J9_IntermediateClassData, cursor, "intermediateClassData", j9xHelp);
        classWalkerCallback.addSection(clazz, cursor, count.longValue(), "intermediateClassDataSection", true);
    }
}

Example 13 with U32

use of com.ibm.j9ddr.vm29.types.U32 in project openj9 by eclipse.

the class RamClassWalker method allSlotsInRAMStaticsDo.

private void allSlotsInRAMStaticsDo() throws CorruptDataException {
    if (ramClass.ramStatics().isNull()) {
        return;
    }
    Iterator<?> ofoIterator = J9ObjectFieldOffsetIterator.J9ObjectFieldOffsetIteratorFor(ramClass, J9ClassHelper.superclass(ramClass), new U32(J9ROMFieldOffsetWalkState.J9VM_FIELD_OFFSET_WALK_INCLUDE_STATIC));
    J9ObjectFieldOffset fields = null;
    while (ofoIterator.hasNext()) {
        fields = (J9ObjectFieldOffset) ofoIterator.next();
        J9ROMFieldShapePointer field = fields.getField();
        String info = fields.getName();
        U32 modifiers = field.modifiers();
        UDATAPointer fieldAddress = ramClass.ramStatics().addOffset(fields.getOffsetOrAddress());
        String additionalInfo = modifiers.anyBitsIn(J9FieldFlagObject) ? "!j9object" : "";
        if (modifiers.anyBitsIn(J9FieldSizeDouble)) {
            classWalkerCallback.addSlot(clazz, SlotType.J9_I64, I64Pointer.cast(fieldAddress), info, additionalInfo);
        } else {
            classWalkerCallback.addSlot(clazz, SlotType.J9_UDATA, fieldAddress, info, additionalInfo);
        }
    }
    U32 staticSlotCount = ramClass.romClass().objectStaticCount().add(ramClass.romClass().singleScalarStaticCount());
    if (J9BuildFlags.env_data64) {
        staticSlotCount = staticSlotCount.add(ramClass.romClass().doubleScalarStaticCount());
    } else {
        staticSlotCount = staticSlotCount.add(1).bitAnd(~1L).add(ramClass.romClass().doubleScalarStaticCount().mult(2));
    }
    UDATA size = Scalar.convertSlotsToBytes(new UDATA(staticSlotCount));
    classWalkerCallback.addSection(clazz, ramClass.ramStatics(), size.longValue(), "Ram static", false);
}

Example 14 with U32

use of com.ibm.j9ddr.vm29.types.U32 in project openj9 by eclipse.

the class RomClassWalker method allSlotsInCPShapeDescriptionDo.

void allSlotsInCPShapeDescriptionDo() throws CorruptDataException {
    int i, count;
    U32Pointer cpShapeDescription = romClass.cpShapeDescription();
    final int romConstantPoolCount = romClass.romConstantPoolCount().intValue();
    count = (romConstantPoolCount + (U32.SIZEOF * 2) - 1) / (U32.SIZEOF * 2);
    classWalkerCallback.addSection(clazz, cpShapeDescription, count * U32.SIZEOF, "cpShapeDescription", true);
    for (i = 0; i < count; i++) {
        classWalkerCallback.addSlot(clazz, SlotType.J9_U32, cpShapeDescription.add(i), "cpShapeDescriptionU32");
    // callbacks.slotCallback(romClass, J9ROM_U32, &cpShapeDescription[i], "cpShapeDescriptionU32", userData);
    }
}

Example 15 with U32

use of com.ibm.j9ddr.vm29.types.U32 in project openj9 by eclipse.

the class ByteCodeDumper method _NEXT_BE_U32.

private static U32 _NEXT_BE_U32() throws CorruptDataException {
    U32 a = new U32(bcIndex.at(0)).leftShift(24);
    U32 b = new U32(bcIndex.at(1)).leftShift(16);
    U32 c = new U32(bcIndex.at(2)).leftShift(8);
    U32 d = new U32(bcIndex.at(3));
    U32 value = a.bitOr(b).bitOr(c).bitOr(d);
    bcIndex = bcIndex.add(4);
    return value;
}