JIT

gh-134584: Decref elimination for float ops in the JIT #3687

Job	Run time
Interpreter (Debug)	9m 39s
x86_64-pc-windows-msvc/msvc (Debug)	20m 59s
x86_64-apple-darwin/clang (Debug)	18m 28s
aarch64-pc-windows-msvc/msvc (Release)	19m 39s
i686-pc-windows-msvc/msvc (Debug)	23m 24s
i686-pc-windows-msvc/msvc (Release)	12m 6s
x86_64-pc-windows-msvc/msvc (Release)	14m 16s
x86_64-apple-darwin/clang (Release)	10m 43s
aarch64-apple-darwin/clang (Debug)	11m 59s
x86_64-unknown-linux-gnu/gcc (Debug)	10m 44s
aarch64-pc-windows-msvc/msvc (Debug)	23m 47s
aarch64-unknown-linux-gnu/gcc (Release)	5m 52s
x86_64-unknown-linux-gnu/gcc (Release)	6m 24s
aarch64-apple-darwin/clang (Release)	10m 15s
aarch64-unknown-linux-gnu/gcc (Debug)	7m 14s
	3h 25m 29s

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