JIT

gh-141594: A free-threaded JIT #4364

Job	Run time
Interpreter (Debug)	9m 52s
JIT without optimizations (Debug) (21)	10m 44s
Free-Threaded (Debug) (21)	14m 53s
JIT with tail calling interpreter (21)	3m 18s
aarch64-apple-darwin/clang (Release)	9m 20s
aarch64-apple-darwin/clang (Debug)	10m 40s
x86_64-apple-darwin/clang (Release)	23m 6s
aarch64-unknown-linux-gnu/gcc (Debug)	7m 29s
x86_64-unknown-linux-gnu/gcc (Debug)	10m 50s
x86_64-apple-darwin/clang (Debug)	26m 8s
aarch64-unknown-linux-gnu/gcc (Release)	5m 56s
x86_64-unknown-linux-gnu/gcc (Release)	6m 15s
	2h 18m 31s

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