mirror of
https://github.com/eclipse-cdt/cdt
synced 2025-04-29 19:45:01 +02:00
Bug 309576 - Memory view doesn't work with 64 bit executables
Change-Id: Ie23f1c28b312a8a1b5705dddf0a20664d48b1a2f Reviewed-on: https://git.eclipse.org/r/11529 Reviewed-by: Marc Khouzam <marc.khouzam@ericsson.com> IP-Clean: Marc Khouzam <marc.khouzam@ericsson.com> Tested-by: Marc Khouzam <marc.khouzam@ericsson.com> Reviewed-by: Mikhail Khodjaiants <mikhailkhod@googlemail.com> IP-Clean: Mikhail Khodjaiants <mikhailkhod@googlemail.com> Tested-by: Mikhail Khodjaiants <mikhailkhod@googlemail.com>
This commit is contained in:
Mikhail Khodjaiants
parent
54990da8f6
commit
68dae1a7ec
9 changed files with 386 additions and 5 deletions
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@ -27,6 +27,7 @@ import org.eclipse.cdt.dsf.debug.service.IMemory.IMemoryDMContext;
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import org.eclipse.cdt.dsf.debug.service.IMemorySpaces;
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import org.eclipse.cdt.dsf.debug.service.IMemorySpaces.IMemorySpaceDMContext;
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import org.eclipse.cdt.dsf.gdb.internal.GdbPlugin;
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import org.eclipse.cdt.dsf.gdb.service.IGDBMemory;
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import org.eclipse.cdt.utils.Addr64;
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import org.eclipse.core.runtime.IStatus;
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import org.eclipse.core.runtime.Status;
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@ -266,4 +267,25 @@ public class GdbMemoryBlock extends DsfMemoryBlock implements IMemorySpaceAwareM
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}
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return super.getExpression();
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}
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@Override
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public int getAddressSize() throws DebugException {
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GdbMemoryBlockRetrieval retrieval = (GdbMemoryBlockRetrieval)getMemoryBlockRetrieval();
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IMemoryDMContext context = null;
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if (fMemorySpaceID != null) {
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IMemorySpaces memorySpacesService = (IMemorySpaces) retrieval.getMemorySpaceServiceTracker().getService();
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if (memorySpacesService != null) {
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context = new MemorySpaceDMContext(memorySpacesService.getSession().getId(), fMemorySpaceID, getContext());
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}
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}
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else {
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context = getContext();
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}
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IGDBMemory memoryService = (IGDBMemory)retrieval.getServiceTracker().getService();
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if (memoryService != null) {
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return memoryService.getAddressSize(context);
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}
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throw new DebugException(new Status(IStatus.ERROR, GdbPlugin.PLUGIN_ID, IDsfStatusConstants.REQUEST_FAILED, Messages.Err_MemoryServiceNotAvailable, null));
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}
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}
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@ -0,0 +1,223 @@
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/*******************************************************************************
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* Copyright (c) 2013 Mentor Graphics and others.
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v1.0
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* which accompanies this distribution, and is available at
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* http://www.eclipse.org/legal/epl-v10.html
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*
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* Contributors:
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* Mentor Graphics - Initial API and implementation
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* John Dallaway - Add methods to get the endianness and address size (Bug 225609)
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*******************************************************************************/
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package org.eclipse.cdt.dsf.gdb.service;
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import java.util.HashMap;
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import java.util.Hashtable;
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import java.util.Map;
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import org.eclipse.cdt.core.IAddress;
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import org.eclipse.cdt.dsf.concurrent.ConfinedToDsfExecutor;
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import org.eclipse.cdt.dsf.concurrent.DataRequestMonitor;
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import org.eclipse.cdt.dsf.concurrent.ImmediateExecutor;
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import org.eclipse.cdt.dsf.concurrent.ImmediateRequestMonitor;
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import org.eclipse.cdt.dsf.concurrent.RequestMonitor;
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import org.eclipse.cdt.dsf.datamodel.DMContexts;
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import org.eclipse.cdt.dsf.datamodel.IDMContext;
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import org.eclipse.cdt.dsf.debug.service.IExpressions;
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import org.eclipse.cdt.dsf.debug.service.IExpressions.IExpressionDMContext;
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import org.eclipse.cdt.dsf.debug.service.IMemory;
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import org.eclipse.cdt.dsf.debug.service.IRunControl.IContainerDMContext;
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import org.eclipse.cdt.dsf.debug.service.IRunControl.IExitedDMEvent;
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import org.eclipse.cdt.dsf.debug.service.IRunControl.IStartedDMEvent;
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import org.eclipse.cdt.dsf.gdb.internal.GdbPlugin;
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import org.eclipse.cdt.dsf.gdb.service.command.IGDBControl;
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import org.eclipse.cdt.dsf.mi.service.MIMemory;
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import org.eclipse.cdt.dsf.mi.service.command.CommandFactory;
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import org.eclipse.cdt.dsf.mi.service.command.output.CLIShowEndianInfo;
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import org.eclipse.cdt.dsf.mi.service.command.output.MIDataEvaluateExpressionInfo;
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import org.eclipse.cdt.dsf.service.DsfServiceEventHandler;
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import org.eclipse.cdt.dsf.service.DsfSession;
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import org.eclipse.core.runtime.IStatus;
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import org.eclipse.core.runtime.Status;
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import org.eclipse.debug.core.model.MemoryByte;
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/**
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* @since 4.2
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*/
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public class GDBMemory extends MIMemory implements IGDBMemory {
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private IGDBControl fCommandControl;
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/**
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* Cache of the address sizes for each memory context.
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*/
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private Map<IMemoryDMContext, Integer> fAddressSizes = new HashMap<IMemoryDMContext, Integer>();
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/**
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* We assume the endianness is the same for all processes because GDB supports only one target.
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*/
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private boolean fIsBigEndian = false;
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public GDBMemory(DsfSession session) {
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super(session);
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}
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@Override
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public void initialize(final RequestMonitor requestMonitor) {
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super.initialize(new ImmediateRequestMonitor(requestMonitor) {
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@Override
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protected void handleSuccess() {
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doInitialize(requestMonitor);
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}
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});
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}
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private void doInitialize(final RequestMonitor requestMonitor) {
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fCommandControl = getServicesTracker().getService(IGDBControl.class);
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getSession().addServiceEventListener(this, null);
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register(
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new String[] {
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IMemory.class.getName(),
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MIMemory.class.getName(),
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IGDBMemory.class.getName(),
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GDBMemory.class.getName(),
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},
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new Hashtable<String, String>());
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requestMonitor.done();
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}
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@Override
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public void shutdown(RequestMonitor requestMonitor) {
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unregister();
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getSession().removeServiceEventListener(this);
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fAddressSizes.clear();
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super.shutdown(requestMonitor);
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}
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@Override
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protected void readMemoryBlock(final IDMContext dmc, IAddress address,
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long offset, int word_size, int count, final DataRequestMonitor<MemoryByte[]> drm) {
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super.readMemoryBlock(
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dmc,
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address,
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offset,
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word_size,
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count,
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new DataRequestMonitor<MemoryByte[]>(ImmediateExecutor.getInstance(), drm) {
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@Override
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@ConfinedToDsfExecutor("fExecutor")
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protected void handleSuccess() {
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IMemoryDMContext memDmc = DMContexts.getAncestorOfType(dmc, IMemoryDMContext.class);
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if (memDmc != null) {
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boolean bigEndian = isBigEndian(memDmc);
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for (MemoryByte b : getData()) {
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b.setBigEndian(bigEndian);
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b.setEndianessKnown(true);
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}
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}
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drm.setData(getData());
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drm.done();
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}
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});
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}
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@DsfServiceEventHandler
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public void eventDispatched(IStartedDMEvent event) {
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if (event.getDMContext() instanceof IContainerDMContext) {
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IMemoryDMContext memContext = DMContexts.getAncestorOfType(event.getDMContext(), IMemoryDMContext.class);
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if (memContext != null) {
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readAddressSize(memContext);
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readEndianness(memContext);
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}
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}
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}
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@DsfServiceEventHandler
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public void eventDispatched(IExitedDMEvent event) {
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if (event.getDMContext() instanceof IContainerDMContext) {
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IMemoryDMContext context = DMContexts.getAncestorOfType(event.getDMContext(), IMemoryDMContext.class);
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if (context != null) {
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fAddressSizes.remove(context);
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}
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}
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}
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@Override
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public int getAddressSize(IMemoryDMContext context) {
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Integer addressSize = fAddressSizes.get(context);
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return (addressSize != null) ? addressSize.intValue() : 8;
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}
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@Override
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public boolean isBigEndian(IMemoryDMContext context) {
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return fIsBigEndian;
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}
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/**
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* Retrieves the address size for given memory and execution contexts.
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*/
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private void readAddressSize(final IMemoryDMContext memContext) {
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Integer addrSize = fAddressSizes.get(memContext);
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if (addrSize == null) {
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doReadAddressSize(
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memContext,
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new DataRequestMonitor<Integer>(ImmediateExecutor.getInstance(), null) {
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@Override
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@ConfinedToDsfExecutor("fExecutor")
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protected void handleSuccess() {
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fAddressSizes.put(memContext, getData());
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}
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});
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}
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}
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/**
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* Retrieves the endianness for given memory and execution contexts.
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*/
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private void readEndianness(IMemoryDMContext memContext) {
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doReadEndianness(
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memContext,
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new DataRequestMonitor<Boolean>(ImmediateExecutor.getInstance(), null) {
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@Override
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@ConfinedToDsfExecutor("fExecutor")
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protected void handleSuccess() {
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fIsBigEndian = getData();
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}
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});
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}
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protected void doReadAddressSize(IMemoryDMContext memContext, final DataRequestMonitor<Integer> drm) {
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IExpressions exprService = getServicesTracker().getService(IExpressions.class);
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IExpressionDMContext exprContext = exprService.createExpression(memContext, "sizeof (void*)"); //$NON-NLS-1$
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CommandFactory commandFactory = fCommandControl.getCommandFactory();
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fCommandControl.queueCommand(
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commandFactory.createMIDataEvaluateExpression(exprContext),
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new DataRequestMonitor<MIDataEvaluateExpressionInfo>(ImmediateExecutor.getInstance(), drm) {
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@Override
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@ConfinedToDsfExecutor("fExecutor")
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protected void handleSuccess() {
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try {
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drm.setData(Integer.decode(getData().getValue()));
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}
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catch(NumberFormatException e) {
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drm.setStatus(new Status(IStatus.ERROR, GdbPlugin.PLUGIN_ID, String.format("Invalid address size: %s", getData().getValue()))); //$NON-NLS-1$
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}
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drm.done();
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}
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});
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}
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protected void doReadEndianness(IMemoryDMContext memContext, final DataRequestMonitor<Boolean> drm) {
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CommandFactory commandFactory = fCommandControl.getCommandFactory();
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fCommandControl.queueCommand(
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commandFactory.createCLIShowEndian(memContext),
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new DataRequestMonitor<CLIShowEndianInfo>(ImmediateExecutor.getInstance(), drm) {
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@Override
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@ConfinedToDsfExecutor("fExecutor")
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protected void handleSuccess() {
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drm.setData(Boolean.valueOf(getData().isBigEndian()));
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drm.done();
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}
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});
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}
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}
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@ -28,7 +28,7 @@ import org.eclipse.cdt.dsf.mi.service.MIMemory;
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import org.eclipse.cdt.dsf.service.DsfSession;
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import org.eclipse.debug.core.model.MemoryByte;
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public class GDBMemory_7_0 extends MIMemory {
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public class GDBMemory_7_0 extends GDBMemory {
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public GDBMemory_7_0(DsfSession session) {
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super(session);
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@ -45,7 +45,14 @@ public class GDBMemory_7_0 extends MIMemory {
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}
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private void doInitialize(final RequestMonitor requestMonitor) {
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register(new String[] { MIMemory.class.getName(), IMemory.class.getName(), GDBMemory_7_0.class.getName()},
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register(
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new String[] {
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MIMemory.class.getName(),
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IMemory.class.getName(),
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IGDBMemory.class.getName(),
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GDBMemory.class.getName(),
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GDBMemory_7_0.class.getName()
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},
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new Hashtable<String, String>());
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requestMonitor.done();
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@ -61,6 +61,8 @@ public class GDBMemory_7_6 extends GDBMemory_7_0 implements IEventListener {
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private void doInitialize(final RequestMonitor requestMonitor) {
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register(new String[] { MIMemory.class.getName(),
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IMemory.class.getName(),
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IGDBMemory.class.getName(),
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GDBMemory.class.getName(),
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GDBMemory_7_0.class.getName(),
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GDBMemory_7_6.class.getName()},
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new Hashtable<String, String>());
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@ -42,7 +42,6 @@ import org.eclipse.cdt.dsf.mi.service.MIBreakpointsManager;
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import org.eclipse.cdt.dsf.mi.service.MIBreakpointsSynchronizer;
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import org.eclipse.cdt.dsf.mi.service.MIDisassembly;
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import org.eclipse.cdt.dsf.mi.service.MIExpressions;
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import org.eclipse.cdt.dsf.mi.service.MIMemory;
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import org.eclipse.cdt.dsf.mi.service.MIModules;
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import org.eclipse.cdt.dsf.mi.service.MIRegisters;
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import org.eclipse.cdt.dsf.mi.service.MIStack;
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@ -186,7 +185,7 @@ public class GdbDebugServicesFactory extends AbstractDsfDebugServicesFactory {
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return new GDBMemory_7_0(session);
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}
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return new MIMemory(session);
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return new GDBMemory(session);
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}
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@Override
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@ -0,0 +1,29 @@
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/*******************************************************************************
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* Copyright (c) 2013 Mentor Graphics and others.
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v1.0
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* which accompanies this distribution, and is available at
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* http://www.eclipse.org/legal/epl-v10.html
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*
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* Contributors:
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* Mentor Graphics - Initial API and implementation
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*******************************************************************************/
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package org.eclipse.cdt.dsf.gdb.service;
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import org.eclipse.cdt.dsf.debug.service.IMemory;
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/**
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* @since 4.2
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*/
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public interface IGDBMemory extends IMemory {
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/**
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* Returns the address size (in bytes) of the memory specified by the given context.
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*/
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public int getAddressSize(IMemoryDMContext context);
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/**
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* Returns whether the memory specified by the given context is big endian.
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*/
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public boolean isBigEndian(IMemoryDMContext context);
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}
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@ -28,6 +28,7 @@ import org.eclipse.cdt.dsf.datamodel.IDMContext;
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import org.eclipse.cdt.dsf.debug.service.IBreakpoints.IBreakpointsTargetDMContext;
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import org.eclipse.cdt.dsf.debug.service.IDisassembly.IDisassemblyDMContext;
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import org.eclipse.cdt.dsf.debug.service.IExpressions.IExpressionDMContext;
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import org.eclipse.cdt.dsf.debug.service.IMemory.IMemoryDMContext;
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import org.eclipse.cdt.dsf.debug.service.IModules.IModuleDMContext;
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import org.eclipse.cdt.dsf.debug.service.IModules.ISymbolDMContext;
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import org.eclipse.cdt.dsf.debug.service.IRunControl.IContainerDMContext;
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@ -52,6 +53,7 @@ import org.eclipse.cdt.dsf.mi.service.command.commands.CLIMaintenance;
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import org.eclipse.cdt.dsf.mi.service.command.commands.CLIPasscount;
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import org.eclipse.cdt.dsf.mi.service.command.commands.CLIRecord;
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import org.eclipse.cdt.dsf.mi.service.command.commands.CLIRemoteGet;
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import org.eclipse.cdt.dsf.mi.service.command.commands.CLIShowEndian;
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import org.eclipse.cdt.dsf.mi.service.command.commands.CLISource;
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import org.eclipse.cdt.dsf.mi.service.command.commands.CLIThread;
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import org.eclipse.cdt.dsf.mi.service.command.commands.CLITrace;
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@ -172,6 +174,7 @@ import org.eclipse.cdt.dsf.mi.service.command.output.CLIInfoBreakInfo;
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import org.eclipse.cdt.dsf.mi.service.command.output.CLIInfoProgramInfo;
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import org.eclipse.cdt.dsf.mi.service.command.output.CLIInfoSharedLibraryInfo;
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import org.eclipse.cdt.dsf.mi.service.command.output.CLIInfoThreadsInfo;
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import org.eclipse.cdt.dsf.mi.service.command.output.CLIShowEndianInfo;
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import org.eclipse.cdt.dsf.mi.service.command.output.CLIThreadInfo;
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import org.eclipse.cdt.dsf.mi.service.command.output.CLITraceDumpInfo;
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import org.eclipse.cdt.dsf.mi.service.command.output.CLITraceInfo;
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@ -291,6 +294,13 @@ public class CommandFactory {
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return new CLIRemoteGet(ctx, remoteFile, localFile);
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}
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/**
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* @since 4.2
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*/
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public ICommand<CLIShowEndianInfo> createCLIShowEndian(IMemoryDMContext ctx) {
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return new CLIShowEndian(ctx);
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}
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public ICommand<MIInfo> createCLISource(ICommandControlDMContext ctx, String file) {
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return new CLISource(ctx, file);
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}
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@ -0,0 +1,36 @@
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/*******************************************************************************
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* Copyright (c) 2013 Mentor Graphics and others.
|
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* All rights reserved. This program and the accompanying materials
|
||||
* are made available under the terms of the Eclipse Public License v1.0
|
||||
* which accompanies this distribution, and is available at
|
||||
* http://www.eclipse.org/legal/epl-v10.html
|
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*
|
||||
* Contributors:
|
||||
* Mentor Graphics - Initial API and implementation
|
||||
* John Dallaway - Add methods to get the endianness and address size (Bug 225609)
|
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*******************************************************************************/
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package org.eclipse.cdt.dsf.mi.service.command.commands;
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import org.eclipse.cdt.dsf.debug.service.IMemory.IMemoryDMContext;
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import org.eclipse.cdt.dsf.mi.service.command.output.CLIShowEndianInfo;
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import org.eclipse.cdt.dsf.mi.service.command.output.MIOutput;
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/**
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* Returns the endianness of the current GDB target.
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*
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* @since 4.2
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*/
|
||||
public class CLIShowEndian extends MIInterpreterExecConsole<CLIShowEndianInfo> {
|
||||
|
||||
private static final String SHOW_ENDIAN = "show endian"; //$NON-NLS-1$
|
||||
|
||||
public CLIShowEndian(IMemoryDMContext ctx) {
|
||||
super(ctx, SHOW_ENDIAN);
|
||||
}
|
||||
|
||||
@Override
|
||||
public CLIShowEndianInfo getResult(MIOutput miResult) {
|
||||
return new CLIShowEndianInfo(miResult);
|
||||
}
|
||||
}
|
||||
|
|
@ -0,0 +1,53 @@
|
|||
/*******************************************************************************
|
||||
* Copyright (c) 2013 Mentor Graphics and others.
|
||||
* All rights reserved. This program and the accompanying materials
|
||||
* are made available under the terms of the Eclipse Public License v1.0
|
||||
* which accompanies this distribution, and is available at
|
||||
* http://www.eclipse.org/legal/epl-v10.html
|
||||
*
|
||||
* Contributors:
|
||||
* Mentor Graphics - Initial API and implementation
|
||||
*******************************************************************************/
|
||||
|
||||
package org.eclipse.cdt.dsf.mi.service.command.output;
|
||||
|
||||
/**
|
||||
* 'show endian' returns the endianness of the current target.
|
||||
*
|
||||
* sample output:
|
||||
*
|
||||
* (gdb) show endian
|
||||
* The target endianness is set automatically (currently little endian)
|
||||
*
|
||||
* @since 4.2
|
||||
*/
|
||||
public class CLIShowEndianInfo extends MIInfo {
|
||||
|
||||
final private static String BIG_ENDIAN = "big endian"; //$NON-NLS-1$
|
||||
|
||||
private boolean fIsBigEndian = false;
|
||||
|
||||
public CLIShowEndianInfo(MIOutput record) {
|
||||
super(record);
|
||||
parse();
|
||||
}
|
||||
|
||||
protected void parse() {
|
||||
if (isDone()) {
|
||||
MIOutput out = getMIOutput();
|
||||
for (MIOOBRecord oob : out.getMIOOBRecords()) {
|
||||
if (oob instanceof MIConsoleStreamOutput) {
|
||||
String line = ((MIConsoleStreamOutput)oob).getString().trim();
|
||||
if (line.indexOf(BIG_ENDIAN) >= 0 ) {
|
||||
fIsBigEndian = true;
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public boolean isBigEndian() {
|
||||
return fIsBigEndian;
|
||||
}
|
||||
}
|
||||
Loading…
Add table
Reference in a new issue