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Flatten WeakTopologicalOrdering into a single entry vector - #9220

Merged

tlively merged 56 commits into

mainfrom

wto-flat

Oct 9, 2026

Commits on Oct 6, 2026
- Add a dominator-tree WTO utility for reducible CFGs
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  dad6624
- Use WTOWorklist in ConstraintAnalysis and RedundantSetElimination
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  eb5b060
- Use BasicBlock::contents.index in DomTree
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  d1eb897
- Collapse inner loops with union-find during WTO construction
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  383c406
- Fast-path loop-free CFGs in WTOWorklist
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  48737e0
- Flatten WeakTopologicalOrdering into a single entry vector
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  2ec3749
- Work around clang++-18 crash on defaulted WTOCycle::operator==
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  50f7064
- Merge branch 'domtree-wto2' into wto-passes
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  60f33d0
- Merge branch 'wto-passes' into domtree-block-indices
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  4850b4c
- Merge branch 'domtree-block-indices' into wto-union-find
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  ec7e4ab
- Merge branch 'wto-union-find' into wto-fast-paths
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  d899204
- Merge branch 'wto-fast-paths' into wto-flat
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  5dfa650
- tighten up definition
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  08750e7
- Moar comments (I wrote them myself!)
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  4aea7cd
- mini CFG comment
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  a469c96
Commits on Oct 7, 2026
- recursion comments
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  f4d0e76
- Work around GCC 11 ICE on local static constexpr in WTO
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  f1a4061
- Merge branch 'domtree-wto2' into wto-passes
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  bece156
- Merge branch 'wto-passes' into domtree-block-indices
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  865e017
- Merge branch 'domtree-block-indices' into wto-union-find
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  268e04d
- Merge branch 'wto-union-find' into wto-fast-paths
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  1b7906b
- Merge branch 'wto-fast-paths' into wto-flat
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  51c3d33
- Merge branch 'main' into wto-passes
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  9fb7800
- Merge branch 'wto-passes' into domtree-block-indices
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  2f54272
- Merge branch 'domtree-block-indices' into wto-union-find
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  25ec057
- Merge branch 'wto-union-find' into wto-fast-paths
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  e4539b6
- Merge branch 'wto-fast-paths' into wto-flat
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  4009e59
- "for domtree"
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  8964e96
- setBlockIndices
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  91d6872
- Merge branch 'main' into wto-passes
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  5001f17
- Merge branch 'wto-passes' into domtree-block-indices
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  4b1947a
- Merge branch 'domtree-block-indices' into wto-union-find
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  bc37c1f
- Merge branch 'wto-union-find' into wto-fast-paths
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  ae09421
- Merge branch 'wto-fast-paths' into wto-flat
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  5988797
Commits on Oct 9, 2026
- Merge branch 'main' into domtree-block-indices
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  committed
  db7d4fe
- Merge branch 'domtree-block-indices' into wto-union-find
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  939de33
- Merge branch 'wto-union-find' into wto-fast-paths
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  e5d29c5
- Merge branch 'wto-fast-paths' into wto-flat
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  857c917
- Have DomTree set block indices itself
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  7b7eeb7
- Merge branch 'domtree-block-indices' into wto-union-find
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  a2089ff
- Merge branch 'wto-union-find' into wto-fast-paths
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  252add9
- Check loopTops.empty() instead of hasBackEdge()
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  c18519e
- Merge branch 'wto-fast-paths' into wto-flat
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  59bdbd4
- more comments on ufParent
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  a3bbfbc
- Merge branch 'wto-union-find' into wto-fast-paths
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  7513840
- Merge branch 'wto-fast-paths' into wto-flat
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  9f2a310
- Merge branch 'wto-union-find' into wto-fast-paths
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  5acacd3
- Merge branch 'wto-fast-paths' into wto-flat
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  8220e47
- Remove redundant loop-free WTOWorklist test
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  3f4236a
- Merge branch 'wto-fast-paths' into wto-flat
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  0ad28a3
- expand comment on entry
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  a2f9bbb
- Merge remote-tracking branch 'origin/main' into wto-fast-paths
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  73ffa92
- Merge branch 'wto-fast-paths' into wto-flat
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  8851991
- fix build
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  4d5d092
- Merge remote-tracking branch 'origin/main' into wto-flat
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  4411846
- clarify what indices we are talking about
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  6c85f9f

Commits

Commits on Oct 6, 2026

Commits on Oct 7, 2026

Commits on Oct 9, 2026