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Some contract optimizations #138

Merged
merged 28 commits into from
Feb 5, 2020
Merged

Some contract optimizations #138

merged 28 commits into from
Feb 5, 2020

Commits on Feb 5, 2020

  1. pyClient: print gas costs of mix transactions

    @dtebbs
    dtebbs committed Feb 5, 2020
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  2. contracts: use istanbul version of ganache-cli

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  3. pyclient: compile contracts with optimizations

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  4. contracts: remove unnecessary data passed to/from precompiled contracts

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    dtebbs committed Feb 5, 2020
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  5. contracts: negate Proof.A instead of 3 RHS elements

    @dtebbs
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  6. contracts: simplify some structs, remove pointers and save some gas

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  7. contracts: avoid reading whole verification key into memory. optimize… 

    … linear comb loop.
    @dtebbs
    dtebbs committed Feb 5, 2020
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  8. contracts: assembly version of pairing check

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  9. contracts: small style fixes

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  10. contracts: more efficient computation of merkle root without keeping … 

    …full tree
    @dtebbs
    dtebbs committed Feb 5, 2020
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  11. contracts: better mem usage in mimc7 hash and cache seed

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  12. contracts: MiMC7 as a library rather than separate contract

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  13. contracts: statically sized merkle tree data structures

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  14. contracts: some indentation consistency

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  15. contracts: consistent formatting

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  16. contracts: solium and check command

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  17. travis: run solium check

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  18. contracts: optimize vk parameter and signature verification

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  19. contracts: improve memory use in digest unpacking

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  20. pyclient: flatten G2 element in groth16 proofs to save a bit of gas

    @dtebbs
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  21. contracts: merge verifier and mixer, and use const-sized array for in… 

    …puts
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  22. contracts: remove some constants which are subject to change from com… 

    …ments
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  23. pyClient: use common code for deployment in mixer test

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  24. pyClient: abstraction of solcx compile method

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  25. contracts: fixes based on PR comments

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  26. contracts: consistent method declaration everywhere

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  27. contracts: consistent declaration of foor loop variables

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  28. contracts: use uint256 instead of uint

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