[Backport] 8267969: Add vectorized implementation for VectorMask.eq() #28

Job	Run time
Prerequisites	1m 32s
Linux aarch64 (build release)	1s
Linux aarch64 (build debug)	1s
macOS aarch64 (build release)	32m 43s
Linux additional	0s
Linux x64 (build release)	22m 17s
macOS aarch64 (build debug)	37m 25s
Linux x64 (build debug)	26m 9s
macOS x64 (build release)	40m 33s
Windows x64 (build release)	1h 18m 23s
macOS x64 (build debug)	43m 2s
Windows x64 (build debug)	43m 17s
Linux x64 (jdk/tier1 part 1)	11m 10s
Linux x64 (jdk/tier1 part 2)	19m 19s
Linux x64 (jdk/tier1 part 3)	7m 49s
Linux x64 (langtools/tier1)	41m 51s
Linux x64 (hs/tier1 common)	1m 50s
Linux x64 (hs/tier1 compiler)	51m 25s
Linux x64 (hs/tier1 gc)	21m 57s
Linux x64 (hs/tier1 runtime)	12m 50s
Linux x64 (hs/tier1 serviceability)	5m 27s
Linux x64 (dragonwell/hs feature)	4m 57s
Linux x64 (dragonwell/jdk feature)	4m 44s
macOS x64 (jdk/tier1 part 1)	21m 34s
macOS x64 (jdk/tier1 part 2)	18m 32s
macOS x64 (jdk/tier1 part 3)	8m 26s
macOS x64 (hs/tier1 common)	3m 42s
Windows x64 (jdk/tier1 part 1)	15m 52s
Windows x64 (jdk/tier1 part 2)	24m 40s
Windows x64 (jdk/tier1 part 3)	10m 32s
Windows x64 (hs/tier1 common)	4m 16s
Linux aarch64	1s
Post-process artifacts	13s
	10h 16m 30s

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