JIT

GH-130415: Use boolean guards to narrow types to values in the JIT #2888

Job	Run time
Interpreter (Debug)	9m 18s
Free-Threaded (Debug) (19)	13m 11s
i686-pc-windows-msvc/msvc (Debug)	18m 57s
i686-pc-windows-msvc/msvc (Release)	11m 49s
x86_64-pc-windows-msvc/msvc (Debug)	19m 6s
x86_64-pc-windows-msvc/msvc (Release)	11m 5s
aarch64-pc-windows-msvc/msvc (Debug)	5m 11s
aarch64-pc-windows-msvc/msvc (Release)	6m 49s
x86_64-apple-darwin/clang (Debug)	12m 56s
x86_64-apple-darwin/clang (Release)	10m 45s
aarch64-apple-darwin/clang (Debug)	11m 4s
aarch64-apple-darwin/clang (Release)	12m 9s
x86_64-unknown-linux-gnu/gcc (Debug)	16m 33s
x86_64-unknown-linux-gnu/gcc (Release)	5m 59s
aarch64-unknown-linux-gnu/gcc (Debug)	10m 34s
aarch64-unknown-linux-gnu/gcc (Release)	7m 47s
	3h 3m 13s

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