JIT

gh-134584: Eliminate redundant refcounting from `_LOAD_ATTR_INSTANCE_VALUE` #4636

Job	Run time
Interpreter (Debug)	10m 42s
JIT with tail calling interpreter (21)	4m 26s
Free-Threaded (Debug) (21)	15m 20s
JIT without optimizations (Debug) (21)	12m 26s
aarch64-pc-windows-msvc/msvc (Debug)	15m 18s
i686-pc-windows-msvc/msvc (Debug)	15m 9s
x86_64-pc-windows-msvc/msvc (Release)	13m 38s
i686-pc-windows-msvc/msvc (Release)	13m 24s
aarch64-pc-windows-msvc/msvc (Release)	15m 28s
aarch64-apple-darwin/clang (Debug)	15m 2s
x86_64-unknown-linux-gnu/gcc (Release)	8m 26s
aarch64-unknown-linux-gnu/gcc (Release)	6m 59s
aarch64-apple-darwin/clang (Release)	10m 53s
aarch64-unknown-linux-gnu/gcc (Debug)	8m 35s
x86_64-apple-darwin/clang (Release)	15m 23s
x86_64-pc-windows-msvc/msvc (Debug)	15m 9s
x86_64-apple-darwin/clang (Debug)	15m 23s
x86_64-unknown-linux-gnu/gcc (Debug)	12m 47s
	3h 44m 28s

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