void
VariablesView::VariableTableModel::ValueNodeChildrenCreated(
ValueNode* valueNode)
{
if (fContainer == NULL)
return;
AutoLocker<ValueNodeContainer> containerLocker(fContainer);
// check whether we know the node
ValueNodeChild* nodeChild = valueNode->NodeChild();
if (nodeChild == NULL)
return;
ModelNode* modelNode = fNodeTable.Lookup(nodeChild);
if (modelNode == NULL)
return;
// Iterate through the children and create model nodes for the ones we
// don't know yet.
int32 childCount = valueNode->CountChildren();
for (int32 i = 0; i < childCount; i++) {
ValueNodeChild* child = valueNode->ChildAt(i);
if (fNodeTable.Lookup(child) == NULL) {
_AddNode(modelNode->GetVariable(), modelNode, child,
child->IsInternal());
}
}
}
void
VariablesView::_RequestNodeValue(ModelNode* node)
{
// get the node child and its container
ValueNodeChild* nodeChild = node->NodeChild();
ValueNodeContainer* container = nodeChild->Container();
BReference<ValueNodeContainer> containerReference(container);
AutoLocker<ValueNodeContainer> containerLocker(container);
if (container == NULL || nodeChild->Container() != container)
return;
// get the value node and check whether its value has not yet been resolved
ValueNode* valueNode = nodeChild->Node();
if (valueNode == NULL
|| valueNode->LocationAndValueResolutionState()
!= VALUE_NODE_UNRESOLVED) {
return;
}
BReference<ValueNode> valueNodeReference(valueNode);
containerLocker.Unlock();
// request resolution of the value
fListener->ValueNodeValueRequested(fStackFrame->GetCpuState(), container,
valueNode);
}
status_t
DebugReportGenerator::_ResolveValueIfNeeded(ValueNode* node, StackFrame* frame,
int32 maxDepth)
{
status_t result = B_OK;
if (node->LocationAndValueResolutionState() == VALUE_NODE_UNRESOLVED) {
fWaitingNode = node;
fListener->ValueNodeValueRequested(frame->GetCpuState(),
fNodeManager->GetContainer(), node);
do {
result = acquire_sem(fTeamDataSem);
} while (result == B_INTERRUPTED);
}
if (node->LocationAndValueResolutionState() == B_OK && maxDepth > 0) {
AutoLocker<ValueNodeContainer> containerLocker(
fNodeManager->GetContainer());
for (int32 i = 0; i < node->CountChildren(); i++) {
ValueNodeChild* child = node->ChildAt(i);
containerLocker.Unlock();
result = fNodeManager->AddChildNodes(child);
if (result != B_OK)
continue;
// since in the case of a pointer to a compound we hide
// the intervening compound, don't consider the hidden node
// a level for the purposes of depth traversal
if (node->GetType()->ResolveRawType(false)->Kind() == TYPE_ADDRESS
&& child->GetType()->ResolveRawType(false)->Kind()
== TYPE_COMPOUND) {
_ResolveValueIfNeeded(child->Node(), frame, maxDepth);
} else
_ResolveValueIfNeeded(child->Node(), frame, maxDepth - 1);
containerLocker.Lock();
}
}
return result;
}
status_t
ResolveValueNodeValueJob::_ResolveNodeValue()
{
// get the node child and parent node
AutoLocker<ValueNodeContainer> containerLocker(fContainer);
ValueNodeChild* nodeChild = fValueNode->NodeChild();
BReference<ValueNodeChild> nodeChildReference(nodeChild);
ValueNode* parentNode = nodeChild->Parent();
BReference<ValueNode> parentNodeReference(parentNode);
// Check whether the node child location has been resolved already
// (successfully).
status_t nodeChildResolutionState = nodeChild->LocationResolutionState();
bool nodeChildDone = nodeChildResolutionState != VALUE_NODE_UNRESOLVED;
if (nodeChildDone && nodeChildResolutionState != B_OK)
return nodeChildResolutionState;
// If the child node location has not been resolved yet, check whether the
// parent node location and value have been resolved already (successfully).
bool parentDone = true;
if (!nodeChildDone && parentNode != NULL) {
status_t parentResolutionState
= parentNode->LocationAndValueResolutionState();
parentDone = parentResolutionState != VALUE_NODE_UNRESOLVED;
if (parentDone && parentResolutionState != B_OK)
return parentResolutionState;
}
containerLocker.Unlock();
// resolve the parent node location and value, if necessary
if (!parentDone) {
status_t error = _ResolveParentNodeValue(parentNode);
if (error != B_OK) {
TRACE_LOCALS("ResolveValueNodeValueJob::_ResolveNodeValue(): value "
"node: %p (\"%s\"): _ResolveParentNodeValue(%p) failed\n",
fValueNode, fValueNode->Name().String(), parentNode);
return error;
}
}
// resolve the node child location, if necessary
if (!nodeChildDone) {
status_t error = _ResolveNodeChildLocation(nodeChild);
if (error != B_OK) {
TRACE_LOCALS("ResolveValueNodeValueJob::_ResolveNodeValue(): value "
"node: %p (\"%s\"): _ResolveNodeChildLocation(%p) failed\n",
fValueNode, fValueNode->Name().String(), nodeChild);
return error;
}
}
// resolve the node location and value
ValueLoader valueLoader(fArchitecture, fDebuggerInterface,
fTypeInformation, fCpuState);
ValueLocation* location;
Value* value;
status_t error = fValueNode->ResolvedLocationAndValue(&valueLoader,
location, value);
if (error != B_OK) {
TRACE_LOCALS("ResolveValueNodeValueJob::_ResolveNodeValue(): value "
"node: %p (\"%s\"): fValueNode->ResolvedLocationAndValue() "
"failed\n", fValueNode, fValueNode->Name().String());
return error;
}
BReference<ValueLocation> locationReference(location, true);
BReference<Value> valueReference(value, true);
// set location and value on the node
containerLocker.Lock();
status_t nodeResolutionState
= fValueNode->LocationAndValueResolutionState();
if (nodeResolutionState != VALUE_NODE_UNRESOLVED)
return nodeResolutionState;
fValueNode->SetLocationAndValue(location, value, B_OK);
containerLocker.Unlock();
return B_OK;
}
status_t
DebugReportGenerator::_DumpDebuggedThreadInfo(BFile& _output,
::Thread* thread)
{
AutoLocker< ::Team> locker;
if (thread->State() != THREAD_STATE_STOPPED)
return B_OK;
status_t error;
StackTrace* trace = NULL;
for (;;) {
trace = thread->GetStackTrace();
if (trace != NULL)
break;
locker.Unlock();
fTraceWaitingThread = thread;
do {
error = acquire_sem(fTeamDataSem);
} while (error == B_INTERRUPTED);
if (error != B_OK)
break;
locker.Lock();
}
BString data("\t\tFrame\t\tIP\t\t\tFunction Name\n");
WRITE_AND_CHECK(_output, data);
data = "\t\t-----------------------------------------------\n";
WRITE_AND_CHECK(_output, data);
for (int32 i = 0; StackFrame* frame = trace->FrameAt(i); i++) {
char functionName[512];
BString sourcePath;
target_addr_t ip = frame->InstructionPointer();
FunctionInstance* functionInstance;
Statement* statement;
if (fTeam->GetStatementAtAddress(ip,
functionInstance, statement) == B_OK) {
BReference<Statement> statementReference(statement, true);
int32 line = statement->StartSourceLocation().Line();
LocatableFile* sourceFile = functionInstance->GetFunction()
->SourceFile();
if (sourceFile != NULL) {
sourceFile->GetPath(sourcePath);
sourcePath.SetToFormat("(%s:%" B_PRId32 ")",
sourcePath.String(), line);
}
}
data.SetToFormat("\t\t%#08" B_PRIx64 "\t%#08" B_PRIx64 "\t%s %s\n",
frame->FrameAddress(), ip, UiUtils::FunctionNameForFrame(
frame, functionName, sizeof(functionName)),
sourcePath.String());
WRITE_AND_CHECK(_output, data);
// only dump the topmost frame
if (i == 0) {
locker.Unlock();
error = _DumpFunctionDisassembly(_output, frame->InstructionPointer());
if (error != B_OK)
return error;
error = _DumpStackFrameMemory(_output, thread->GetCpuState(),
frame->FrameAddress(), thread->GetTeam()->GetArchitecture()
->StackGrowthDirection());
if (error != B_OK)
return error;
locker.Lock();
}
if (frame->CountParameters() == 0 && frame->CountLocalVariables() == 0)
continue;
data = "\t\t\tVariables:\n";
WRITE_AND_CHECK(_output, data);
error = fNodeManager->SetStackFrame(thread, frame);
if (error != B_OK)
continue;
ValueNodeContainer* container = fNodeManager->GetContainer();
AutoLocker<ValueNodeContainer> containerLocker(container);
for (int32 i = 0; i < container->CountChildren(); i++) {
data.Truncate(0L);
ValueNodeChild* child = container->ChildAt(i);
containerLocker.Unlock();
_ResolveValueIfNeeded(child->Node(), frame, 1);
containerLocker.Lock();
UiUtils::PrintValueNodeGraph(data, child, 3, 1);
WRITE_AND_CHECK(_output, data);
}
data = "\n";
WRITE_AND_CHECK(_output, data);
}
data = "\n\t\tRegisters:\n";
WRITE_AND_CHECK(_output, data);
CpuState* state = thread->GetCpuState();
BVariant value;
const Register* reg = NULL;
for (int32 i = 0; i < fArchitecture->CountRegisters(); i++) {
reg = fArchitecture->Registers() + i;
state->GetRegisterValue(reg, value);
if (reg->Format() == REGISTER_FORMAT_SIMD) {
data.SetToFormat("\t\t\t%5s:\t%s\n", reg->Name(),
UiUtils::FormatSIMDValue(value, reg->BitSize(),
SIMD_RENDER_FORMAT_INT16, data).String());
} else {
char buffer[64];
data.SetToFormat("\t\t\t%5s:\t%s\n", reg->Name(),
UiUtils::VariantToString(value, buffer, sizeof(buffer)));
}
WRITE_AND_CHECK(_output, data);
}
return B_OK;
}
