poc of lightweight native memory barrier #23

Job	Run time
Prerequisites / Prerequisites	46s
Prerequisites / Check Commit Message	0s
riscv64 / build (release)	1s
linux-x64 / build (debug)	26m 11s
linux-x64 / build (release)	26m 36s
windows-x64 / build (debug)	36m 7s
linux-aarch64 / build (debug)	1s
linux-aarch64 / build (release)	1s
windows-x64 / build (release)	38m 14s
linux-x64 / test (jdk/tier1 part 1)	11m 29s
linux-x64 / test (jdk/tier1 part 2)	10m 38s
linux-x64 / test (jdk/tier1 part 3)	4m 59s
linux-x64 / test (langtools/tier1)	20m 18s
linux-x64 / test (hs/tier1 common)	1m 55s
linux-x64 / test (hs/tier1 compiler)	22m 45s
linux-x64 / test (hs/tier1 gc)	22m 39s
linux-x64 / test (hs/tier1 runtime)	7m 22s
linux-x64 / test (hs/tier1 serviceability)	3m 39s
linux-x64 / test (dragonwell/hs feature)	5m 9s
linux-x64 / test (dragonwell/jdk feature)	4m 55s
windows-x64 / test (jdk/tier1 part 1)	23m 31s
windows-x64 / test (jdk/tier1 part 2)	17m 48s
windows-x64 / test (jdk/tier1 part 3)	9m 21s
windows-x64 / test (langtools/tier1)	5s
windows-x64 / test (hs/tier1 common)	4m 59s
windows-x64 / test (hs/tier1 compiler)	6s
windows-x64 / test (hs/tier1 gc)	4s
windows-x64 / test (hs/tier1 runtime)	3s
windows-x64 / test (hs/tier1 serviceability)	2s
windows-x64 / test (dragonwell/hs feature)	4s
windows-x64 / test (dragonwell/jdk feature)	2s
linux-aarch64	0s
Remove bundle artifacts	0s
	4h 59m 50s

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