JIT

gh-134584: Eliminate redundant refcounting from `_CONTAINS_{OP|OP_SET… #4965

Job	Run time
Interpreter (Debug)	11m 40s
JIT without optimizations (Debug) (21)	12m 50s
Free-Threaded (Debug) (21)	17m 3s
JIT with tail calling interpreter (21)	4m 14s
aarch64-pc-windows-msvc/msvc (Debug)	26m 18s
i686-pc-windows-msvc/msvc (Debug)	25m 49s
aarch64-apple-darwin/clang (Release)	13m 34s
aarch64-pc-windows-msvc/msvc (Release)	18m 57s
aarch64-unknown-linux-gnu/gcc (Debug)	8m 58s
i686-pc-windows-msvc/msvc (Release)	13m 36s
aarch64-apple-darwin/clang (Debug)	19m 0s
x86_64-pc-windows-msvc/msvc (Debug)	25m 18s
aarch64-unknown-linux-gnu/gcc (Release)	6m 37s
x86_64-unknown-linux-gnu/gcc (Debug)	12m 35s
x86_64-apple-darwin/clang (Debug)	35m 46s
x86_64-unknown-linux-gnu/gcc (Release)	7m 59s
x86_64-pc-windows-msvc/msvc (Release)	13m 25s
x86_64-apple-darwin/clang (Release)	32m 19s
	5h 5m 58s

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