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debugger: don't retrieve the stack if we know we will continue stepping

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This commit is contained in:
hjk
2010-12-17 13:07:17 +01:00
parent 16b5d20ab8
commit 82422c469d
2 changed files with 22 additions and 6 deletions
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23
src/plugins/debugger/gdb/gdbengine.cpp
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@@ -191,6 +191,7 @@ GdbEngine::GdbEngine(const DebuggerStartParameters &startParameters)
m_pendingWatchRequests = 0;
m_pendingBreakpointRequests = 0;
m_commandsDoneCallback = 0;
m_stackNeeded = false;
invalidateSourcesList();
m_gdbAdapter = createAdapter();
@@ -1432,24 +1433,33 @@ void GdbEngine::handleStop1(const GdbMi &data)
showStatusMessage(reasontr);
}
//
// Stack
//
// Let the event loop run before deciding whether to update the stack.
m_stackNeeded = true; // setTokenBarrier() might reset this.
m_currentThreadId = data.findChild("thread-id").data().toInt();
QTimer::singleShot(0, this, SLOT(handleStop2()));
}
void GdbEngine::handleStop2()
{
// We are already continuing.
if (!m_stackNeeded)
return;
reloadStack(false); // Will trigger register reload.
if (supportsThreads()) {
int currentId = data.findChild("thread-id").data().toInt();
if (m_gdbAdapter->isTrkAdapter()) {
m_gdbAdapter->trkReloadThreads();
} else if (m_isMacGdb) {
postCommand("-thread-list-ids", Discardable,
CB(handleThreadListIds), currentId);
CB(handleThreadListIds), m_currentThreadId);
} else {
// This is only available in gdb 7.1+.
postCommand("-thread-info", Discardable,
CB(handleThreadInfo), currentId);
CB(handleThreadInfo), m_currentThreadId);
}
}
}
void GdbEngine::handleInfoProc(const GdbResponse &response)
@@ -2012,6 +2022,7 @@ void GdbEngine::setTokenBarrier()
if (debuggerCore()->boolSetting(LogTimeStamps))
showMessage(LogWindow::logTimeStamp(), LogMiscInput);
m_oldestAcceptableToken = currentToken();
m_stackNeeded = false;
}

5
src/plugins/debugger/gdb/gdbengine.h
View File

@@ -284,6 +284,7 @@ private: ////////// Gdb Output, State & Capability Handling //////////
void handleStop0(const GdbMi &data);
void handleStop1(const GdbResponse &response);
void handleStop1(const GdbMi &data);
Q_SLOT void handleStop2();
StackFrame parseStackFrame(const GdbMi &mi, int level);
void resetCommandQueue();
@@ -537,6 +538,10 @@ private: ////////// View & Data Stuff //////////
QString m_toolTipExpression;
QPoint m_toolTipPos;
// For short-circuiting stack and thread list evaluation.
bool m_stackNeeded;
int m_currentThreadId;
// HACK:
StackFrame m_targetFrame;
};