Metal: More information on graph processing.

PiperOrigin-RevId: 256247206
This commit is contained in:
A. Unique TensorFlower 2019-07-02 15:04:52 -07:00 committed by TensorFlower Gardener
parent e47ee3f5d2
commit d46b4f7514

View File

@ -573,7 +573,14 @@ Status ValidateOptimizeModel(const std::vector<ValueId>& input_buffers,
GetMissingOutputBufferIds(output_buffers, sorted_chains);
info.gpu_tasks_count = static_cast<int>(sorted_chains.size());
if (sorted_chains.empty()) {
return InternalError("Empty chains");
const std::string message =
"No valid operations in the graph.\nInput operations count " +
std::to_string(info.operations_count) + "\nUnused operations " +
std::to_string(info.unused_operations.size()) + "\nUnused inputs " +
std::to_string(info.unused_input_buffer_ids.size()) +
"\nMissing output buffers " +
std::to_string(info.missing_output_buffer_ids.size());
return InternalError(message);
}
for (const auto& chain : sorted_chains) output->push_back(FuseChain(chain));
return OkStatus();