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Pack bloom filter hashes better and save a word on Rule #17281

Merged
merged 6 commits into from Jun 12, 2017
Merged

Pack bloom filter hashes better and save a word on Rule #17281

merged 6 commits into from Jun 12, 2017
+253 −98

Commits on Jun 12, 2017

  1. Shift by KEY_SIZE instead of something larger. 

    Currently all Gecko and Servo do the KEY_SHIFT thing, but there's no reason
we need to follow that here.

See https://bugzilla.mozilla.org/show_bug.cgi?id=1371949#c10

MozReview-Commit-ID: CqNi7r9e5s0
    @bholley
    bholley committed Jun 12, 2017
    cf982d1

  2. Pack the fourth ancestor hash into the upper byte of the first three … 

    …hashes.

MozReview-Commit-ID: KbtKQzLmwVO
    @bholley
    bholley committed Jun 12, 2017
    6e3e7b2

  3. Make source_order u32 and shrink Rule. 

    MozReview-Commit-ID: AKNTZZqke1O
    @bholley
    bholley committed Jun 12, 2017
    3afab14

  4. Use even fewer bits for source order and shrink ApplicableDeclaration… 

    …sBlock by another word.

MozReview-Commit-ID: 7B1i1g0HLTj
    @bholley
    bholley committed Jun 12, 2017
    0caad2f

  5. Hoist ApplicableDeclaration{Block,List} into a separate file. 

    MozReview-Commit-ID: EXnAzfyoZ1e
    @bholley
    bholley committed Jun 12, 2017
    a98fff1

  6. Add a size_of test for RuleNode. 

    MozReview-Commit-ID: Id6iedlK5tg
    @bholley
    bholley committed Jun 12, 2017
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