JIT

gh-144145: Track nullness of properties in the Tier 2 JIT optimizer #5160

Job	Run time
Interpreter (Debug)	11m 6s
JIT without optimizations (Debug) (21)	12m 57s
JIT with tail calling interpreter (21)	4m 58s
Free-Threaded (Debug) (21)	16m 52s
x86_64-pc-windows-msvc/msvc (Debug)	26m 28s
aarch64-pc-windows-msvc/msvc (Release)	21m 46s
aarch64-pc-windows-msvc/msvc (Debug)	25m 56s
x86_64-apple-darwin/clang (Debug)	25m 5s
x86_64-pc-windows-msvc/msvc (Release)	15m 11s
i686-pc-windows-msvc/msvc (Debug)	25m 38s
i686-pc-windows-msvc/msvc (Release)	14m 39s
aarch64-unknown-linux-gnu/gcc (Release)	6m 56s
aarch64-unknown-linux-gnu/gcc (Debug)	8m 33s
aarch64-apple-darwin/clang (Debug)	14m 56s
x86_64-apple-darwin/clang (Release)	21m 34s
aarch64-apple-darwin/clang (Release)	13m 12s
x86_64-unknown-linux-gnu/gcc (Release)	8m 30s
x86_64-unknown-linux-gnu/gcc (Debug)	12m 48s
	4h 47m 5s

Provide feedback