JIT

gh-145742: Manually emit _LOAD_FAST_BORROW to reduce stencil bloat #5922

Job	Run time
aarch64-apple-darwin/clang (Release)	14m 38s
Free-Threaded (Debug)	3m 48s
Interpreter (Debug)	12m 35s
x86_64-apple-darwin/clang (Debug)	34m 40s
aarch64-unknown-linux-gnu/gcc (Release)	6m 58s
x86_64-unknown-linux-gnu/gcc (Debug)	14m 49s
x86_64-pc-windows-msvc/msvc (Release)	15m 55s
aarch64-apple-darwin/clang (Debug)	16m 19s
aarch64-pc-windows-msvc/msvc (Debug)	26m 58s
JIT without optimizations (Debug)	3m 47s
i686-pc-windows-msvc/msvc (Debug)	6m 55s
JIT with tail calling interpreter	4m 21s
x86_64-apple-darwin/clang (Release)	34m 3s
x86_64-pc-windows-msvc/msvc (Debug)	21m 14s
aarch64-pc-windows-msvc/msvc (Release)	17m 51s
x86_64-unknown-linux-gnu/gcc (Release)	9m 33s
aarch64-unknown-linux-gnu/gcc (Debug)	9m 11s
i686-pc-windows-msvc/msvc (Release)	7m 21s
	4h 20m 56s

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