JIT

GH-135904: Implement assembler optimization for AArch64. #4127

Job	Run time
Interpreter (Debug)	9m 50s
Free-Threaded (Debug) (19)	16m 7s
JIT without optimizations (Debug) (19)	12m 8s
i686-pc-windows-msvc/msvc (Release)	10m 55s
x86_64-apple-darwin/clang (Debug)	11m 12s
aarch64-pc-windows-msvc/msvc (Debug)	25m 8s
aarch64-apple-darwin/clang (Release)	3m 4s
x86_64-pc-windows-msvc/msvc (Debug)	20m 40s
x86_64-pc-windows-msvc/msvc (Release)	12m 20s
aarch64-pc-windows-msvc/msvc (Release)	16m 29s
x86_64-unknown-linux-gnu/gcc (Debug)	12m 29s
aarch64-apple-darwin/clang (Debug)	3m 18s
x86_64-apple-darwin/clang (Release)	10m 41s
i686-pc-windows-msvc/msvc (Debug)	21m 5s
x86_64-unknown-linux-gnu/gcc (Release)	8m 33s
aarch64-unknown-linux-gnu/gcc (Debug)	7m 49s
aarch64-unknown-linux-gnu/gcc (Release)	6m 0s
	3h 27m 48s

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