JIT

gh-131798: JIT: Optimize _CALL_LEN when the length is known #3638

Job	Run time
Interpreter (Debug)	9m 36s
i686-pc-windows-msvc/msvc (Debug)	21m 24s
i686-pc-windows-msvc/msvc (Release)	12m 0s
x86_64-pc-windows-msvc/msvc (Debug)	19m 55s
x86_64-pc-windows-msvc/msvc (Release)	11m 22s
aarch64-pc-windows-msvc/msvc (Debug)	20m 33s
aarch64-pc-windows-msvc/msvc (Release)	16m 55s
x86_64-apple-darwin/clang (Debug)	15m 52s
x86_64-apple-darwin/clang (Release)	12m 56s
aarch64-apple-darwin/clang (Debug)	10m 18s
aarch64-apple-darwin/clang (Release)	9m 40s
x86_64-unknown-linux-gnu/gcc (Debug)	10m 31s
x86_64-unknown-linux-gnu/gcc (Release)	6m 39s
aarch64-unknown-linux-gnu/gcc (Debug)	7m 46s
aarch64-unknown-linux-gnu/gcc (Release)	6m 35s
	3h 12m 2s

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