Code

FpDbl revisited#144

Code

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mratsim merged 18 commits intomastermratsim/constantine:masterfrom fpdbl-revisitedmratsim/constantine:fpdbl-revisitedCopy head branch name to clipboardFeb 1, 2021

+1,048-470

Commits

Commits on Jan 30, 2021

• reorg mul -> limbs_double_width, ConstantineASM CttASM

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  5328a9f

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• Implement squaring specialized scalar path (22% faster than mul)

  mratsim

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  7e5a706

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• Implement "portable" assembly for squaring

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  c7c0e0e

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Commits on Jan 31, 2021

• stash part of the changes

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  4b51126

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• Reorg montgomery reduction - prepare to introduce Comba optimization

  mratsim

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  63cae2f

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• Implement comba Montgomery reduce (but it's slower!)

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  051a373

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• rename t -> a

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  3044624

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• 30% performance improvement by avoiding toOpenArray!

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  73493e5

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• variable renaming

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  25bb0e0

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• Fix 32-bit imports

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  7d258aa

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• slightly better assembly for sub2x

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  f192e0a

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• There is an annoying bottleneck

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  4f326b2

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• use out-of-place Fp assembly instead of in-place

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  8dd6be8

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• diffAlias is unneeded now

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  7db08c4

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• cosmetic

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  468b4d4

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• speedup fpDbl sub by 20%

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  d4d2813

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Commits on Feb 1, 2021

• Fix Fp2 -> Fp6 -> Fp12 towering. It seems 5% faster

  mratsim

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  440bd9a

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• Stash ADCX/ADOX squaring

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  a5f76dc

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