JIT

Add _CHECK_PERIODIC_AT_END and EXIT_IF_AFTER to better declare semant… #675

Job	Run time
Interpreter (Debug)	9m 50s
i686-pc-windows-msvc/msvc (Release)	13m 36s
x86_64-unknown-linux-gnu/gcc (Debug)	11m 46s
aarch64-pc-windows-msvc/msvc (Debug)	23m 56s
x86_64-apple-darwin/clang (Release)	13m 5s
x86_64-unknown-linux-gnu/gcc (Release)	7m 13s
i686-pc-windows-msvc/msvc (Debug)	23m 9s
x86_64-pc-windows-msvc/msvc (Debug)	22m 21s
aarch64-apple-darwin/clang (Release)	11m 17s
x86_64-pc-windows-msvc/msvc (Release)	13m 40s
x86_64-apple-darwin/clang (Debug)	18m 46s
aarch64-pc-windows-msvc/msvc (Release)	19m 31s
aarch64-apple-darwin/clang (Debug)	13m 25s
aarch64-unknown-linux-gnu/gcc (Debug)	6m 53s
aarch64-unknown-linux-gnu/gcc (Release)	5m 16s
	3h 33m 44s

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