Add MSG_THREAD_SET_ADDRESS and implement handling.

2013-05-16 22:22:47 -04:00
parent fe3e87c2a8
commit 93b54e54a4
4 changed files with 30 additions and 0 deletions
@@ -220,6 +220,11 @@ ThreadHandler::HandleThreadAction(uint32 action, target_addr_t address)
 	BReference<CpuState> cpuStateReference(cpuState);
 	BReference<StackTrace> stackTraceReference(stackTrace);

+	if (action == MSG_THREAD_SET_ADDRESS) {
+		_HandleSetAddress(cpuState, address);
+		return;
+	}
+
 	// When continuing the thread update thread state before actually issuing
 	// the command, since we need to unlock.
 	if (action != MSG_THREAD_STOP) {
@@ -412,6 +417,26 @@ ThreadHandler::_HandleThreadStopped(CpuState* cpuState, uint32 stoppedReason,
 }


+bool
+ThreadHandler::_HandleSetAddress(CpuState* state, target_addr_t address)
+{
+	CpuState* newState = NULL;
+	if (state->Clone(newState) != B_OK)
+		return false;
+	BReference<CpuState> stateReference(newState, true);
+
+	newState->SetInstructionPointer(address);
+	if (fDebuggerInterface->SetCpuState(fThread->ID(), newState) != B_OK)
+		return false;
+
+	AutoLocker<Team> locker(fThread->GetTeam());
+	fThread->SetStackTrace(NULL);
+	fThread->SetCpuState(newState);
+
+	return true;
+}
+
+
 void
 ThreadHandler::_SetThreadState(uint32 state, CpuState* cpuState,
 	uint32 stoppedReason, const BString& stoppedReasonInfo)