search for: d41268

...isn't ideal. Given that all in-tree backends have a factory function to directly construct a TargetTransformInfo implementation anyway, what do you think about exposing said factory function from the TargetMachine subclasses directly? Something conceptually like this https://reviews.llvm.org/D41268 but for all backends and will less std::function? [0]: XLA is a machine learning focussed linear algebra compiler https://www.tensorflow.org/performance/xla/ that uses LLVM for its CPU and GPU backends. -- Sanjoy