JIT

Covert DEOPT_IFs on likely side exits to EXIT_IFs #156

Job	Run time
i686-pc-windows-msvc/msvc (Debug)	17m 10s
i686-pc-windows-msvc/msvc (Release)	23m 3s
x86_64-pc-windows-msvc/msvc (Debug)	17m 28s
x86_64-pc-windows-msvc/msvc (Release)	22m 1s
aarch64-pc-windows-msvc/msvc (Debug)	5m 37s
aarch64-pc-windows-msvc/msvc (Release)	6m 3s
x86_64-apple-darwin/clang (Debug)	13m 23s
x86_64-apple-darwin/clang (Release)	13m 46s
aarch64-apple-darwin/clang (Debug)	8m 29s
aarch64-apple-darwin/clang (Release)	13m 48s
x86_64-unknown-linux-gnu/gcc (Debug)	7m 35s
x86_64-unknown-linux-gnu/gcc (Release)	17m 8s
x86_64-unknown-linux-gnu/clang (Debug)	7m 53s
x86_64-unknown-linux-gnu/clang (Release)	13m 55s
aarch64-unknown-linux-gnu/gcc (Debug)	1h 1m 54s
aarch64-unknown-linux-gnu/gcc (Release)	46m 59s
aarch64-unknown-linux-gnu/clang (Debug)	56m 36s
aarch64-unknown-linux-gnu/clang (Release)	31m 48s
	6h 24m 36s

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