JIT

gh-131798: Add `_IS_NONE` to the JIT optimizer (GH-148369) #6061

Job	Run time
Interpreter (Debug)	12m 52s
aarch64-unknown-linux-gnu/gcc (Debug)	8m 45s
x86_64-unknown-linux-gnu/gcc (Debug)	13m 59s
JIT with tail calling interpreter	11s
JIT without optimizations (Debug)	3m 47s
aarch64-apple-darwin/clang (Release)	11m 43s
x86_64-unknown-linux-gnu/gcc (Release)	8m 29s
x86_64-apple-darwin/clang (Debug)	30m 14s
x86_64-apple-darwin/clang (Release)	31m 50s
aarch64-apple-darwin/clang (Debug)	12m 38s
Free-Threaded (Debug)	3m 25s
aarch64-unknown-linux-gnu/gcc (Release)	7m 5s
x86_64-pc-windows-msvc/msvc (Debug)	26m 8s
i686-pc-windows-msvc/msvc (Release)	15m 36s
i686-pc-windows-msvc/msvc (Debug)	25m 3s
aarch64-pc-windows-msvc/msvc (Release)	18m 49s
x86_64-pc-windows-msvc/msvc (Release)	15m 19s
aarch64-pc-windows-msvc/msvc (Debug)	25m 22s
	4h 31m 15s

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