Make sure we cannot be in a mode with both wavesizes. This prevents assertions in a future change. This should probably just be an error, but we do not have a good way to report errors from the MCSubtargetInfo constructor.
Make sure we cannot be in a mode with both wavesizes. This prevents assertions in a future change. This should probably just be an error, but we do not have a good way to report errors from the MCSubtargetInfo constructor.