[MetaSchedule][M4a] Add ScheduleRule class & PostOrderApply space generator#9761

Hzfengsy merged 5 commits into

apache:mainapache/tvm:mainfrom

zxybazh:meta-schedule/upstream/2021-12-16/space-generatorszxybazh/tvm:meta-schedule/upstream/2021-12-16/space-generatorsCopy head branch name to clipboard