JIT

Address review: just mpd_qset_i64 #238

Job	Run time
Interpreter (Debug)	7m 35s
i686-pc-windows-msvc/msvc (Debug)	17m 54s
Free-Threaded (Debug) (19)	12m 46s
i686-pc-windows-msvc/msvc (Release)	10m 24s
x86_64-pc-windows-msvc/msvc (Debug)	17m 40s
x86_64-pc-windows-msvc/msvc (Release)	10m 54s
aarch64-pc-windows-msvc/msvc (Debug)	4m 47s
aarch64-pc-windows-msvc/msvc (Release)	5m 47s
x86_64-apple-darwin/clang (Debug)	18m 11s
x86_64-apple-darwin/clang (Release)	11m 18s
aarch64-apple-darwin/clang (Debug)	9m 54s
aarch64-apple-darwin/clang (Release)	8m 45s
x86_64-unknown-linux-gnu/gcc (Debug)	9m 33s
x86_64-unknown-linux-gnu/gcc (Release)	6m 53s
aarch64-unknown-linux-gnu/gcc (Debug)	8s
aarch64-unknown-linux-gnu/gcc (Release)	8s
	2h 32m 37s

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