Register a tunable parameter for autotuning.
This function allows you to define parameters that can be automatically tuned
during the autotuning process. The fragment defines the search space and default value.
- Parameters:
name (str) – The key for the tunable parameter in the Config().
fragment (ConfigSpecFragment) – A ConfigSpecFragment that defines the search space (e.g., PowerOfTwoFragment)
- Returns:
The value assigned to this tunable parameter in the current configuration.
- Return type:
int