JIT

gh-148646: Add --enable-prebuilt-jit-stencils configure flag #6233

Job	Run time
aarch64-apple-darwin/clang (Release)	14m 16s
JIT without optimizations (Debug)	3m 25s
aarch64-apple-darwin/clang (Debug)	16m 46s
Interpreter (Debug)	12m 31s
x86_64-unknown-linux-gnu/gcc (Release)	8m 52s
Free-Threaded (Debug)	4m 1s
aarch64-unknown-linux-gnu/gcc (Debug)	9m 9s
x86_64-apple-darwin/clang (Release)	23m 58s
x86_64-apple-darwin/clang (Debug)	45m 15s
x86_64-unknown-linux-gnu/gcc (Debug)	14m 49s
i686-pc-windows-msvc/msvc (Debug)	25m 44s
JIT with tail calling interpreter	4m 52s
x86_64-pc-windows-msvc/msvc (Debug)	29m 18s
aarch64-unknown-linux-gnu/gcc (Release)	6m 48s
i686-pc-windows-msvc/msvc (Release)	18m 11s
aarch64-pc-windows-msvc/msvc (Debug)	25m 9s
aarch64-pc-windows-msvc/msvc (Release)	18m 46s
x86_64-pc-windows-msvc/msvc (Release)	15m 31s
	4h 57m 21s

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