JIT

GH-145667: Merge `GET_ITER` and `GET_YIELD_FROM_ITER` #5596

Job	Run time
x86_64-apple-darwin/clang (Debug)	45m 41s
JIT with tail calling interpreter	4m 36s
Interpreter (Debug)	12m 25s
x86_64-unknown-linux-gnu/gcc (Release)	8m 44s
x86_64-pc-windows-msvc/msvc (Debug)	24m 15s
aarch64-apple-darwin/clang (Debug)	14m 9s
aarch64-pc-windows-msvc/msvc (Debug)	28m 5s
x86_64-apple-darwin/clang (Release)	33m 3s
aarch64-unknown-linux-gnu/gcc (Release)	6m 53s
x86_64-pc-windows-msvc/msvc (Release)	14m 52s
x86_64-unknown-linux-gnu/gcc (Debug)	14m 11s
JIT without optimizations (Debug)	3m 38s
aarch64-unknown-linux-gnu/gcc (Debug)	8m 52s
aarch64-pc-windows-msvc/msvc (Release)	17m 43s
i686-pc-windows-msvc/msvc (Debug)	29m 51s
Free-Threaded (Debug)	3m 42s
aarch64-apple-darwin/clang (Release)	13m 42s
i686-pc-windows-msvc/msvc (Release)	15m 25s
	4h 59m 47s

Provide feedback