JIT

GH-135904: Implement assembler optimization for AArch64. #4123

Job	Run time
Interpreter (Debug)	9m 52s
Free-Threaded (Debug) (19)	16m 9s
JIT without optimizations (Debug) (19)	12m 34s
x86_64-pc-windows-msvc/msvc (Debug)	23m 33s
aarch64-pc-windows-msvc/msvc (Debug)	7m 7s
aarch64-pc-windows-msvc/msvc (Release)	7m 30s
x86_64-pc-windows-msvc/msvc (Release)	14m 8s
x86_64-apple-darwin/clang (Debug)	9m 12s
x86_64-apple-darwin/clang (Release)	10m 16s
i686-pc-windows-msvc/msvc (Debug)	23m 36s
aarch64-apple-darwin/clang (Release)	2m 50s
aarch64-apple-darwin/clang (Debug)	3m 43s
x86_64-unknown-linux-gnu/gcc (Release)	8m 20s
x86_64-unknown-linux-gnu/gcc (Debug)	11m 10s
i686-pc-windows-msvc/msvc (Release)	14m 50s
aarch64-unknown-linux-gnu/gcc (Debug)	3m 0s
aarch64-unknown-linux-gnu/gcc (Release)	6m 4s
	3h 3m 54s

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