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Code Issues Wiki Activity

Bug 325063 - [disassembly] view occasionally accepts no further scrolling/PC changes with unhandled assert

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This commit is contained in:
Anton Leherbauer 2010-09-15 11:05:51 +00:00
parent 3a89b51a37
commit 588a6efd67
2 changed files with 23 additions and 28 deletions
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25
dsf/org.eclipse.cdt.dsf.ui/src/org/eclipse/cdt/dsf/debug/internal/ui/disassembly/DisassemblyBackendDsf.java
View file

@ -32,23 +32,23 @@ import org.eclipse.cdt.dsf.concurrent.Query;
import org.eclipse.cdt.dsf.datamodel.DMContexts;
import org.eclipse.cdt.dsf.datamodel.IDMContext;
import org.eclipse.cdt.dsf.debug.service.IDisassembly;
import org.eclipse.cdt.dsf.debug.service.IDisassembly.IDisassemblyDMContext;
import org.eclipse.cdt.dsf.debug.service.IExpressions;
import org.eclipse.cdt.dsf.debug.service.IExpressions.IExpressionDMAddress;
import org.eclipse.cdt.dsf.debug.service.IExpressions.IExpressionDMContext;
import org.eclipse.cdt.dsf.debug.service.IFormattedValues;
import org.eclipse.cdt.dsf.debug.service.IFormattedValues.FormattedValueDMContext;
import org.eclipse.cdt.dsf.debug.service.IFormattedValues.FormattedValueDMData;
import org.eclipse.cdt.dsf.debug.service.IInstruction;
import org.eclipse.cdt.dsf.debug.service.IMixedInstruction;
import org.eclipse.cdt.dsf.debug.service.IRunControl;
import org.eclipse.cdt.dsf.debug.service.ISourceLookup;
import org.eclipse.cdt.dsf.debug.service.IStack;
import org.eclipse.cdt.dsf.debug.service.IDisassembly.IDisassemblyDMContext;
import org.eclipse.cdt.dsf.debug.service.IExpressions.IExpressionDMAddress;
import org.eclipse.cdt.dsf.debug.service.IExpressions.IExpressionDMContext;
import org.eclipse.cdt.dsf.debug.service.IFormattedValues.FormattedValueDMContext;
import org.eclipse.cdt.dsf.debug.service.IFormattedValues.FormattedValueDMData;
import org.eclipse.cdt.dsf.debug.service.IRunControl.IExecutionDMContext;
import org.eclipse.cdt.dsf.debug.service.IRunControl.IExitedDMEvent;
import org.eclipse.cdt.dsf.debug.service.IRunControl.IResumedDMEvent;
import org.eclipse.cdt.dsf.debug.service.IRunControl.ISuspendedDMEvent;
import org.eclipse.cdt.dsf.debug.service.ISourceLookup;
import org.eclipse.cdt.dsf.debug.service.ISourceLookup.ISourceLookupDMContext;
import org.eclipse.cdt.dsf.debug.service.IStack;
import org.eclipse.cdt.dsf.debug.service.IStack.IFrameDMContext;
import org.eclipse.cdt.dsf.debug.service.IStack.IFrameDMData;
import org.eclipse.cdt.dsf.internal.ui.DsfUIPlugin;
@ -244,20 +244,24 @@ public class DisassemblyBackendDsf implements IDisassemblyBackend, SessionEndedL
stack.getTopFrame(fTargetContext, new DataRequestMonitor<IFrameDMContext>(executor, null) {
@Override
protected void handleCompleted() {
fCallback.setUpdatePending(false);
fTargetFrameContext= getData();
if (fTargetFrameContext != null) {
retrieveFrameAddressInSessionThread(frame);
} else {
fCallback.setUpdatePending(false);
}
}
});
} else {
// TODO retrieve other stack frame
fCallback.setUpdatePending(false);
}
return;
}
else {
assert frame == fTargetFrameContext.getLevel();
else if (frame != fTargetFrameContext.getLevel()) {
// frame context has changed in the meantime - reinvoke
retrieveFrameAddressInSessionThread(fTargetFrameContext.getLevel());
return;
}
stack.getFrameData(fTargetFrameContext, new DataRequestMonitor<IFrameDMData>(executor, null) {
@ -281,7 +285,6 @@ public class DisassemblyBackendDsf implements IDisassemblyBackend, SessionEndedL
fCallback.gotoFrame(frame, addressValue);
}
}
});
} else {
final IStatus status= getStatus();

26
dsf/org.eclipse.cdt.dsf.ui/src/org/eclipse/cdt/dsf/debug/internal/ui/disassembly/DisassemblyPart.java
View file

@ -1340,19 +1340,10 @@ public abstract class DisassemblyPart extends WorkbenchPart implements IDisassem
AddressRangePosition pos = getPositionOfAddress(address);
if (pos != null) {
if (pos.fValid) {
AddressRangePosition previousPos = /* fUpdateBeforeFocus ? getPositionOfAddress(pos.fAddressOffset-1): */ null;
if (previousPos == null || previousPos.fValid) {
if (fGotoAddressPending.equals(address)) {
fGotoAddressPending = PC_UNKNOWN;
}
gotoPosition(pos, false);
} else {
int lines = fBufferZone+3;
BigInteger endAddress = pos.fAddressOffset;
BigInteger startAddress = previousPos.fAddressOffset.max(
endAddress.subtract(BigInteger.valueOf(lines * fDocument.getMeanSizeOfInstructions())));
retrieveDisassembly(startAddress, endAddress, lines);
}
if (fGotoAddressPending.equals(address)) {
fGotoAddressPending = PC_UNKNOWN;
}
gotoPosition(pos, false);
} else {
int lines = fBufferZone+3;
BigInteger endAddress = pos.fAddressOffset.add(pos.fAddressLength).min(
@ -2032,6 +2023,7 @@ public abstract class DisassemblyPart extends WorkbenchPart implements IDisassem
*/
public void gotoFrame(int frame) {
assert isGuiThread();
fGotoAddressPending = PC_UNKNOWN;
gotoFrame(frame, PC_UNKNOWN);
}
@ -2051,6 +2043,10 @@ public abstract class DisassemblyPart extends WorkbenchPart implements IDisassem
public void gotoFrame(int frame, BigInteger address) {
assert isGuiThread();
if (DEBUG) System.out.println("gotoFrame " + frame + " " + getAddressText(address)); //$NON-NLS-1$ //$NON-NLS-2$
if (fGotoAddressPending == fFrameAddress) {
// cancel goto address from previous goto frame
fGotoAddressPending = PC_UNKNOWN;
}
fTargetFrame = frame;
fFrameAddress = address;
if (fTargetFrame == -1) {
@ -2091,10 +2087,6 @@ public abstract class DisassemblyPart extends WorkbenchPart implements IDisassem
addToPCHistory(pcPos);
}
fGotoFramePending = false;
if (fGotoAddressPending == fFrameAddress) {
fGotoAddressPending = PC_UNKNOWN;
}
// if (DEBUG) System.out.println("pc updated "+getAddressText(address)); //$NON-NLS-1$
gotoPosition(pcPos, false);
updateVisibleArea();
} else {