remove arm64, caching for cuda (#2201)

* remove arm64, caching for cuda

* caching in llvm

* switch cache_compiled to new cache

* fix clang

* caching for metal

* fix pylint

* cleanups

* perf_counter and binary

.pre-commit-config.yaml

@@ -31,3 +31,9 @@ repos:
         language: system
         always_run: true
         pass_filenames: false
+      - id: pylint
+        name: pylint
+        entry: python -m pylint tinygrad/
+        language: system
+        always_run: true
+        pass_filenames: false