JIT

GH-128685: Specialize (rather than quicken) LOAD_CONST into LOAD_CONS… #2483

Job	Run time
Interpreter (Debug)	8m 16s
Free-Threaded (Debug) (19)	12m 24s
i686-pc-windows-msvc/msvc (Debug)	18m 54s
i686-pc-windows-msvc/msvc (Release)	10m 47s
x86_64-pc-windows-msvc/msvc (Debug)	18m 21s
x86_64-pc-windows-msvc/msvc (Release)	11m 32s
aarch64-pc-windows-msvc/msvc (Debug)	5m 1s
aarch64-pc-windows-msvc/msvc (Release)	6m 27s
x86_64-apple-darwin/clang (Debug)	13m 8s
x86_64-apple-darwin/clang (Release)	9m 48s
aarch64-apple-darwin/clang (Debug)	9m 24s
aarch64-apple-darwin/clang (Release)	8m 57s
x86_64-unknown-linux-gnu/gcc (Debug)	8m 40s
x86_64-unknown-linux-gnu/gcc (Release)	5m 36s
aarch64-unknown-linux-gnu/gcc (Debug)	7m 42s
aarch64-unknown-linux-gnu/gcc (Release)	6m 5s
	2h 41m 2s

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