JIT

[3.15] gh-151223: fix tsan data races in load global specializations (GH-151393) #6772

Job	Run time
aarch64-unknown-linux-gnu/gcc (Release)	7m 5s
JIT without optimizations (Debug)	4m 11s
Interpreter (Debug)	8m 2s
x86_64-apple-darwin/clang (Debug)	42m 46s
aarch64-unknown-linux-gnu/gcc (Debug)	9m 24s
i686-pc-windows-msvc/msvc (Debug)	26m 44s
x86_64-pc-windows-msvc/msvc (Debug)	30m 35s
x86_64-unknown-linux-gnu/gcc (Debug)	15m 36s
x86_64-pc-windows-msvc/msvc (Release)	16m 41s
i686-pc-windows-msvc/msvc (Release)	18m 1s
aarch64-pc-windows-msvc/msvc (Release)	20m 56s
JIT with tail calling interpreter	5m 21s
x86_64-unknown-linux-gnu/gcc (Release)	8m 52s
aarch64-pc-windows-msvc/msvc (Debug)	26m 36s
aarch64-apple-darwin/clang (Release)	16m 2s
aarch64-apple-darwin/clang (Debug)	17m 0s
Free-Threaded (Debug)	4m 9s
x86_64-apple-darwin/clang (Release)	52m 44s
	5h 30m 45s

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