Update SIMD to final spec#1789

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dcodeIO merged 8 commits intomasterfrom

Apr 17, 2021

Commits on Apr 6, 2021

Update SIMD to final spec
dcodeIO
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Commits on Apr 7, 2021

fixup
dcodeIO
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Commits on Apr 9, 2021

update
dcodeIO
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Commits on Apr 10, 2021

add popcnt
dcodeIO
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Commits on Apr 12, 2021

update
dcodeIO
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Commits on Apr 13, 2021

Commits on Apr 17, 2021

Merge branch 'master' into update-simd
dcodeIO
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