JIT

gh-134584: Eliminate redundant refcounting from `_CALL_LEN` #3773

Job	Run time
Interpreter (Debug)	9m 33s
x86_64-pc-windows-msvc/msvc (Debug)	20m 7s
x86_64-pc-windows-msvc/msvc (Release)	11m 14s
i686-pc-windows-msvc/msvc (Debug)	20m 22s
aarch64-apple-darwin/clang (Debug)	10m 10s
i686-pc-windows-msvc/msvc (Release)	11m 1s
aarch64-apple-darwin/clang (Release)	9m 28s
aarch64-pc-windows-msvc/msvc (Release)	19m 2s
aarch64-unknown-linux-gnu/gcc (Release)	6m 12s
aarch64-pc-windows-msvc/msvc (Debug)	21m 42s
x86_64-unknown-linux-gnu/gcc (Debug)	10m 36s
aarch64-unknown-linux-gnu/gcc (Debug)	7m 40s
x86_64-unknown-linux-gnu/gcc (Release)	6m 42s
x86_64-apple-darwin/clang (Release)	11m 52s
x86_64-apple-darwin/clang (Debug)	15m 3s
	3h 10m 44s

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