JIT

gh-152666: Avoid reference counting of code objects #6967

Job	Run time
Free-Threaded (Debug)	3m 28s
JIT with stress testing (Debug)	4m 19s
x86_64-unknown-linux-gnu/gcc (Debug)	15m 33s
Interpreter (Debug)	14m 1s
x86_64-apple-darwin/clang (Debug)	36m 10s
aarch64-unknown-linux-gnu/gcc (Debug)	8m 51s
aarch64-apple-darwin/clang (Release)	15m 55s
JIT with tail calling interpreter	5m 34s
aarch64-unknown-linux-gnu/gcc (Release)	6m 32s
aarch64-apple-darwin/clang (Debug)	17m 57s
x86_64-apple-darwin/clang (Release)	1h 0m 17s
x86_64-unknown-linux-gnu/gcc (Release)	9m 25s
aarch64-pc-windows-msvc/msvc (Release)	21m 31s
x86_64-pc-windows-msvc/msvc (Release)	17m 3s
x86_64-pc-windows-msvc/msvc (Debug)	24m 43s
i686-pc-windows-msvc/msvc (Debug)	28m 20s
aarch64-pc-windows-msvc/msvc (Debug)	25m 39s
JIT without optimizations (Debug)	4m 48s
i686-pc-windows-msvc/msvc (Release)	16m 31s
	5h 36m 37s

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