JIT

gh-143732: add specialization for `FOR_ITER` #6264

Job	Run time
Interpreter (Debug)	12m 1s
Free-Threaded (Debug)	3m 55s
JIT without optimizations (Debug)	3m 49s
x86_64-apple-darwin/clang (Release)	32m 56s
x86_64-apple-darwin/clang (Debug)	43m 40s
aarch64-apple-darwin/clang (Release)	15m 50s
i686-pc-windows-msvc/msvc (Debug)	30m 43s
aarch64-apple-darwin/clang (Debug)	12m 57s
x86_64-unknown-linux-gnu/gcc (Release)	8m 59s
aarch64-unknown-linux-gnu/gcc (Debug)	9m 8s
aarch64-unknown-linux-gnu/gcc (Release)	6m 55s
x86_64-unknown-linux-gnu/gcc (Debug)	14m 21s
x86_64-pc-windows-msvc/msvc (Release)	15m 43s
aarch64-pc-windows-msvc/msvc (Debug)	25m 5s
i686-pc-windows-msvc/msvc (Release)	14m 56s
JIT with tail calling interpreter	4m 16s
x86_64-pc-windows-msvc/msvc (Debug)	25m 32s
aarch64-pc-windows-msvc/msvc (Release)	20m 44s
	5h 1m 30s

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