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Example 66 with CorruptDataException

use of com.ibm.j9ddr.CorruptDataException in project openj9 by eclipse.

the class FindVMCommand method run.

public void run(String command, String[] args, Context context, PrintStream out) throws DDRInteractiveCommandException {
    try {
        J9RASHelper.setCachedVM(null);
        J9JavaVMPointer vm = J9RASHelper.getVM(DataType.getJ9RASPointer());
        CommandUtils.dbgPrint(out, "!j9javavm %s\n", vm.getHexAddress());
    } catch (CorruptDataException e) {
        throw new DDRInteractiveCommandException(e);
    }
}
Also used : DDRInteractiveCommandException(com.ibm.j9ddr.tools.ddrinteractive.DDRInteractiveCommandException) J9JavaVMPointer(com.ibm.j9ddr.vm29.pointer.generated.J9JavaVMPointer) CorruptDataException(com.ibm.j9ddr.CorruptDataException)

Example 67 with CorruptDataException

use of com.ibm.j9ddr.CorruptDataException in project openj9 by eclipse.

the class GCCheckCommand method run.

public void run(String command, String[] args, Context context, PrintStream out) throws DDRInteractiveCommandException {
    try {
        J9JavaVMPointer vm = J9RASHelper.getVM(DataType.getJ9RASPointer());
        GCCheckRunner.run(vm, args, out);
    } catch (CorruptDataException e) {
        throw new DDRInteractiveCommandException(e);
    }
}
Also used : DDRInteractiveCommandException(com.ibm.j9ddr.tools.ddrinteractive.DDRInteractiveCommandException) J9JavaVMPointer(com.ibm.j9ddr.vm29.pointer.generated.J9JavaVMPointer) CorruptDataException(com.ibm.j9ddr.CorruptDataException)

Example 68 with CorruptDataException

use of com.ibm.j9ddr.CorruptDataException in project openj9 by eclipse.

the class J9StaticsCommand method run.

public void run(String command, String[] args, Context context, PrintStream out) throws DDRInteractiveCommandException {
    try {
        if (args.length != 1) {
            CommandUtils.dbgPrint(out, "Usage: !j9statics <classAddress>\n");
            return;
        }
        long address = CommandUtils.parsePointer(args[0], J9BuildFlags.env_data64);
        J9ClassPointer ramClass = J9ClassPointer.cast(address);
        J9ROMClassPointer romClass = ramClass.romClass();
        J9UTF8Pointer className = romClass.className();
        CommandUtils.dbgPrint(out, "Static fields in %s:\n", J9UTF8Helper.stringValue(className));
        Iterator<J9ObjectFieldOffset> ofoIterator = J9ObjectFieldOffsetIterator.J9ObjectFieldOffsetIteratorFor(ramClass, J9ClassHelper.superclass(ramClass), new U32(J9ROMFieldOffsetWalkState.J9VM_FIELD_OFFSET_WALK_INCLUDE_STATIC));
        while (ofoIterator.hasNext()) {
            J9ObjectFieldOffset fieldOffset = ofoIterator.next();
            J9ROMFieldShapePointer field = fieldOffset.getField();
            String name = J9ROMFieldShapeHelper.getName(field);
            String sig = J9ROMFieldShapeHelper.getSignature(field);
            UDATAPointer fieldAddress = ramClass.ramStatics().addOffset(fieldOffset.getOffsetOrAddress());
            switch(sig.charAt(0)) {
                case 'L':
                case '[':
                    CommandUtils.dbgPrint(out, "\t%s %s %s (!j9romstaticstringfieldshape %s) = !j9object %s\n", fieldAddress.getHexAddress(), name, sig, field.getHexAddress(), fieldAddress.at(0).getHexValue());
                    break;
                case 'D':
                    DoublePointer doublePointer = DoublePointer.cast(fieldAddress);
                    CommandUtils.dbgPrint(out, "\t%s %s %s (!j9romstaticdoublefieldshape %s) = %s (%s)\n", fieldAddress.getHexAddress(), name, sig, field.getHexAddress(), doublePointer.getHexValue(), new Double(doublePointer.doubleAt(0)).toString());
                    break;
                case 'F':
                    FloatPointer floatPointer = FloatPointer.cast(fieldAddress);
                    CommandUtils.dbgPrint(out, "\t%s %s %s (!j9romstaticsinglefieldshape %s) = %s (%s)\n", fieldAddress.getHexAddress(), name, sig, field.getHexAddress(), floatPointer.getHexValue(), new Float(floatPointer.floatAt(0)).toString());
                    break;
                case 'J':
                    I64Pointer longPointer = I64Pointer.cast(fieldAddress);
                    CommandUtils.dbgPrint(out, "\t%s %s %s (!j9romstaticdoublefieldshape %s) = %s (%d)\n", fieldAddress.getHexAddress(), name, sig, field.getHexAddress(), longPointer.getHexValue(), longPointer.at(0).longValue());
                    break;
                case 'I':
                    I32Pointer intPointer = I32Pointer.cast(fieldAddress);
                    CommandUtils.dbgPrint(out, "\t%s %s %s (!j9romstaticsinglefieldshape %s) = %s (%d)\n", fieldAddress.getHexAddress(), name, sig, field.getHexAddress(), intPointer.getHexValue(), intPointer.at(0).intValue());
                    break;
                case 'B':
                    I8Pointer bytePointer = I8Pointer.cast(fieldAddress);
                    CommandUtils.dbgPrint(out, "\t%s %s %s (!j9romstaticsinglefieldshape %s) = %s (%s)\n", fieldAddress.getHexAddress(), name, sig, field.getHexAddress(), bytePointer.getHexValue(), bytePointer.at(0).byteValue());
                    break;
                case 'S':
                    I16Pointer shortPointer = I16Pointer.cast(fieldAddress);
                    CommandUtils.dbgPrint(out, "\t%s %s %s (!j9romstaticsinglefieldshape %s) = %s (%d)\n", fieldAddress.getHexAddress(), name, sig, field.getHexAddress(), shortPointer.getHexValue(), shortPointer.at(0).shortValue());
                    break;
                case 'Z':
                    BoolPointer booleanPointer = BoolPointer.cast(fieldAddress);
                    CommandUtils.dbgPrint(out, "\t%s %s %s (!j9romstaticsinglefieldshape %s) = %s (%s)\n", fieldAddress.getHexAddress(), name, sig, field.getHexAddress(), booleanPointer.getHexValue(), booleanPointer.boolAt(0) ? "true" : "false");
                    break;
                default:
                    CommandUtils.dbgPrint(out, "\t%s %s %s (!j9romstaticsinglefieldshape %s) = %s\n", fieldAddress.getHexAddress(), name, sig, field.getHexAddress(), fieldAddress.at(0).getHexValue());
                    break;
            }
        }
    } catch (CorruptDataException e) {
        throw new DDRInteractiveCommandException(e);
    }
}
Also used : BoolPointer(com.ibm.j9ddr.vm29.pointer.BoolPointer) I64Pointer(com.ibm.j9ddr.vm29.pointer.I64Pointer) J9ClassPointer(com.ibm.j9ddr.vm29.pointer.generated.J9ClassPointer) J9ROMClassPointer(com.ibm.j9ddr.vm29.pointer.generated.J9ROMClassPointer) UDATAPointer(com.ibm.j9ddr.vm29.pointer.UDATAPointer) DoublePointer(com.ibm.j9ddr.vm29.pointer.DoublePointer) DDRInteractiveCommandException(com.ibm.j9ddr.tools.ddrinteractive.DDRInteractiveCommandException) J9ObjectFieldOffset(com.ibm.j9ddr.vm29.j9.J9ObjectFieldOffset) CorruptDataException(com.ibm.j9ddr.CorruptDataException) I16Pointer(com.ibm.j9ddr.vm29.pointer.I16Pointer) I32Pointer(com.ibm.j9ddr.vm29.pointer.I32Pointer) I8Pointer(com.ibm.j9ddr.vm29.pointer.I8Pointer) U32(com.ibm.j9ddr.vm29.types.U32) FloatPointer(com.ibm.j9ddr.vm29.pointer.FloatPointer) J9ROMFieldShapePointer(com.ibm.j9ddr.vm29.pointer.generated.J9ROMFieldShapePointer) J9UTF8Pointer(com.ibm.j9ddr.vm29.pointer.generated.J9UTF8Pointer)

Example 69 with CorruptDataException

use of com.ibm.j9ddr.CorruptDataException in project openj9 by eclipse.

the class J9VTablesCommand method run.

public void run(String command, String[] args, Context context, final PrintStream out) throws DDRInteractiveCommandException {
    try {
        final J9JavaVMPointer vm = J9RASHelper.getVM(DataType.getJ9RASPointer());
        J9ClassPointer ramClass;
        UDATA vTableSlotCount;
        // UDATA  jitVTableSlotCount;
        UDATAPointer jitVTable = UDATAPointer.NULL;
        UDATAPointer vTable;
        long address = CommandUtils.parsePointer(args[0], J9BuildFlags.env_data64);
        ramClass = J9ClassPointer.cast(address);
        vTable = J9ClassHelper.vTable(ramClass);
        vTableSlotCount = vTable.at(0);
        if (J9BuildFlags.interp_nativeSupport) {
            if (!vm.jitConfig().isNull()) {
                jitVTable = UDATAPointer.cast(U8Pointer.cast(ramClass).sub((vTableSlotCount.longValue() + 1) * UDATA.SIZEOF));
            // jitVTableSlotCount = vTableSlotCount.sub(1);
            }
        }
        CommandUtils.dbgPrint(out, String.format("VTable for j9class %s  (size=%d - 1 for skipped resolve method)\n", ramClass.getHexAddress(), vTableSlotCount.longValue()));
        CommandUtils.dbgPrint(out, String.format("\tInterpreted%s\n", (!jitVTable.isNull()) ? "\t\tJitted\n" : ""));
        /*	First entry in vtable is the vtable count.
			 * 	Second entry is the magic method reference.
			 *  Skip both and start from the third element in vTable which is the first virtual method reference.
			 **/
        for (long i = 2; i < vTableSlotCount.longValue() + 1; i++) {
            String name = J9MethodHelper.getName(J9MethodPointer.cast(vTable.at(i)));
            String intAddr = U8Pointer.cast(vTable.at(i)).getHexAddress();
            if (!jitVTable.isNull()) {
                String jitAddr = U8Pointer.cast(jitVTable.at(vTableSlotCount.sub(i))).getHexAddress();
                CommandUtils.dbgPrint(out, String.format(" %d\t!j9method %s\t%s\t%s\n", i - 1, intAddr, jitAddr, name));
            } else {
                CommandUtils.dbgPrint(out, String.format(" %d\t!j9method %s\t%s\t\n", i - 1, intAddr, name));
            }
        }
        return;
    } catch (CorruptDataException e) {
        throw new DDRInteractiveCommandException(e);
    }
}
Also used : UDATA(com.ibm.j9ddr.vm29.types.UDATA) J9ClassPointer(com.ibm.j9ddr.vm29.pointer.generated.J9ClassPointer) UDATAPointer(com.ibm.j9ddr.vm29.pointer.UDATAPointer) DDRInteractiveCommandException(com.ibm.j9ddr.tools.ddrinteractive.DDRInteractiveCommandException) J9JavaVMPointer(com.ibm.j9ddr.vm29.pointer.generated.J9JavaVMPointer) CorruptDataException(com.ibm.j9ddr.CorruptDataException)

Example 70 with CorruptDataException

use of com.ibm.j9ddr.CorruptDataException in project openj9 by eclipse.

the class J9ClassShapeCommand method findClassByName.

public static J9ClassPointer[] findClassByName(J9JavaVMPointer vm, String searchClassName) throws DDRInteractiveCommandException {
    ArrayList<J9ClassPointer> result = new ArrayList<J9ClassPointer>();
    try {
        PatternString pattern = new PatternString(searchClassName);
        ClassSegmentIterator classSegmentIterator = new ClassSegmentIterator(vm.classMemorySegments());
        while (classSegmentIterator.hasNext()) {
            J9ClassPointer classPointer = (J9ClassPointer) classSegmentIterator.next();
            String javaName = J9ClassHelper.getJavaName(classPointer);
            if (pattern.isMatch(javaName)) {
                result.add(classPointer);
            }
        }
    } catch (CorruptDataException e) {
        throw new DDRInteractiveCommandException(e);
    }
    return result.toArray(new J9ClassPointer[result.size()]);
}
Also used : ClassSegmentIterator(com.ibm.j9ddr.vm29.j9.walkers.ClassSegmentIterator) PatternString(com.ibm.j9ddr.util.PatternString) J9ClassPointer(com.ibm.j9ddr.vm29.pointer.generated.J9ClassPointer) ArrayList(java.util.ArrayList) DDRInteractiveCommandException(com.ibm.j9ddr.tools.ddrinteractive.DDRInteractiveCommandException) PatternString(com.ibm.j9ddr.util.PatternString) CorruptDataException(com.ibm.j9ddr.CorruptDataException)

Aggregations

CorruptDataException (com.ibm.j9ddr.CorruptDataException)221 DDRInteractiveCommandException (com.ibm.j9ddr.tools.ddrinteractive.DDRInteractiveCommandException)81 J9JavaVMPointer (com.ibm.j9ddr.vm29.pointer.generated.J9JavaVMPointer)46 J9ObjectPointer (com.ibm.j9ddr.vm29.pointer.generated.J9ObjectPointer)41 J9ClassPointer (com.ibm.j9ddr.vm29.pointer.generated.J9ClassPointer)33 VoidPointer (com.ibm.j9ddr.vm29.pointer.VoidPointer)30 NoSuchElementException (java.util.NoSuchElementException)28 J9VMThreadPointer (com.ibm.j9ddr.vm29.pointer.generated.J9VMThreadPointer)25 UDATA (com.ibm.j9ddr.vm29.types.UDATA)20 PointerPointer (com.ibm.j9ddr.vm29.pointer.PointerPointer)17 J9ROMClassPointer (com.ibm.j9ddr.vm29.pointer.generated.J9ROMClassPointer)15 U8Pointer (com.ibm.j9ddr.vm29.pointer.U8Pointer)11 J9MethodPointer (com.ibm.j9ddr.vm29.pointer.generated.J9MethodPointer)9 J9ROMMethodPointer (com.ibm.j9ddr.vm29.pointer.generated.J9ROMMethodPointer)9 ClassWalker (com.ibm.j9ddr.vm29.tools.ddrinteractive.ClassWalker)8 LinearDumper (com.ibm.j9ddr.vm29.tools.ddrinteractive.LinearDumper)8 PatternString (com.ibm.j9ddr.util.PatternString)7 GCVMThreadListIterator (com.ibm.j9ddr.vm29.j9.gc.GCVMThreadListIterator)7 ClassSegmentIterator (com.ibm.j9ddr.vm29.j9.walkers.ClassSegmentIterator)7 J9PoolPointer (com.ibm.j9ddr.vm29.pointer.generated.J9PoolPointer)7