PGZXB

> @PGZXB thanks for your reply. Is currently offline cache not working properly in the nightly release? > > and yes, I think unified online and offline JIT is a...

### Use `CacheManager` to manage compilation result of kernels To unify the compilation for JIT, offline cache, and AOT, I introduce the `CacheManager`, which can compile a kernel with auto-caching...

### Supported or not | Backend | Supported or not | Overhead (running [Cornell Box](https://github.com/taichi-dev/taichi/blob/master/python/taichi/examples/rendering/cornell_box.py)) | | ----------- | ----------- | ----------- | | CPU | ✔ | 393.25ms |...