JIT

gh-141594: A free-threaded JIT #4368

Job	Run time
Interpreter (Debug)	9m 7s
Free-Threaded (Debug) (21)	15m 15s
x86_64-apple-darwin/clang (Debug)	32m 37s
aarch64-apple-darwin/clang (Debug)	10m 28s
x86_64-apple-darwin/clang (Release)	27m 10s
aarch64-apple-darwin/clang (Release)	9m 18s
JIT with tail calling interpreter (21)	3m 17s
x86_64-unknown-linux-gnu/gcc (Release)	6m 54s
x86_64-unknown-linux-gnu/gcc (Debug)	10m 52s
aarch64-unknown-linux-gnu/gcc (Release)	5m 37s
aarch64-unknown-linux-gnu/gcc (Debug)	7m 15s
JIT without optimizations (Debug) (21)	11m 10s
	2h 29m 0s

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