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1. Commits on Apr 1, 2025

   • gh-130704: Strength reduce `LOAD_FAST{_LOAD_FAST}` (#130708)

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     mpage

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2. Commits on Mar 20, 2025

   • GH-130296: Remove `_PyOpcode_max_stack_effect` as it is no longer used (GH-131493)

     markshannon

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3. Commits on Mar 19, 2025

   • gh-126835: Move constant tuple folding from ast_opt to CFG (#130769)

     WolframAlph

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4. Commits on Mar 14, 2025

   • gh-130480: Move duplicate `LOAD_SMALL_INT` optimization from codegen to CFG (#130481)

     WolframAlph

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5. Commits on Mar 13, 2025

   • gh-130080: move _Py_EnsureArrayLargeEnough to a separate header so it can be used outside of the compiler (#130930)

     iritkatriel

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6. Commits on Mar 12, 2025

   • gh-126835: Avoid creating unnecessary tuple when looking for constant sequence during constant folding (#131054)

     WolframAlph

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7. Commits on Mar 10, 2025

   • GH-123044: Give the `POP_TOP` after a case test a location in the body, not the pattern. (GH-130627)

     markshannon

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8. Commits on Mar 7, 2025

   • GH-128534: Fix behavior of branch monitoring for `async for` (GH-130847)

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     markshannon

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9. Commits on Mar 2, 2025

   • gh-130740: Move some `stdbool.h` includes after `Python.h` (#130738)

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     chouquette

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10. Commits on Feb 21, 2025

    • gh-126835: Move constant unaryop & binop folding to CFG (#129550)

      WolframAlph

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11. Commits on Feb 14, 2025

    • gh-126835: Set location for noped out instructions after constant folding in CFG. (#130109)

      WolframAlph

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12. Commits on Feb 13, 2025

    • gh-126835: Move const folding of lists & sets from ast_opt.c to flowgraph.c (#130032)

      WolframAlph

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13. Commits on Feb 9, 2025

    • gh-126835: Make CFG optimizer skip over NOP's when looking for const sequence construction (#129703)

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      WolframAlph

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      iritkatriel

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14. Commits on Feb 7, 2025

    • gh-100239: replace BINARY_SUBSCR & family by BINARY_OP with oparg NB_SUBSCR (#129700)

      iritkatriel

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15. Commits on Feb 4, 2025

    • gh-126835: Fix reference leak in `Python/flowgrapc.::optimize_if_const_subscr` (#129634)

      WolframAlph

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    • gh-126835: Move constant subscript folding to CFG (#129568)

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      WolframAlph

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      iritkatriel

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16. Commits on Feb 1, 2025

    • gh-126835: Move optimization of constant sequence creation from codegen to CFG (#129426)

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17. Commits on Jan 23, 2025

    • Revert "GH-128914: Remove conditional stack effects from `bytecodes.c` and the code generators (GH-128918)" (GH-129202)

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      colesbury

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18. Commits on Jan 20, 2025

    • GH-128914: Remove conditional stack effects from `bytecodes.c` and the code generators (GH-128918)

      markshannon

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19. Commits on Jan 8, 2025

    • Remove unnecessary LIST_TO_TUPLE conversions (GH-126558)

      brandtbucher

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20. Commits on Jan 6, 2025

    • GH-128533: Add `NOT_TAKEN` instruction after bytecode optimization. (GH-128554)

      markshannon

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21. Commits on Dec 19, 2024

    • GH-122548: Implement branch taken and not taken events for sys.monitoring (GH-122564)

      markshannon

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22. Commits on Nov 26, 2024

    • gh-126612: Include stack effects of uops when computing maximum stack depth (#126894)

      mpage

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23. Commits on Oct 29, 2024

    • GH-125837: Split `LOAD_CONST` into three. (GH-125972)

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      markshannon

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24. Commits on Oct 4, 2024

    • gh-124871: fix 'visited' tracking in compiler's reachability analysis (#124952)

      iritkatriel

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25. Commits on Sep 25, 2024

    • gh-124285: Fix bug where bool() is called multiple times for the same part of a boolean expression (#124394)

      iritkatriel

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26. Commits on Sep 9, 2024

    • gh-121404: split compile.c into compile.c and codegen.c (#123651)

      iritkatriel

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27. Commits on Jun 24, 2024

    • Fixes loop variables to be the same types as their limit (GH-120958)

      zooba

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28. Commits on Jun 18, 2024

    • gh-120367: fix bug where compiler detects redundant jump after pseudo op replacement (#120714)

      iritkatriel

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29. Commits on Jun 17, 2024

    • gh-120367: fix removal of redundant NOPs and jumps after reordering hot-cold blocks (#120425)

      iritkatriel

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30. Commits on Jun 7, 2024

    • gh-120225: fix crash in compiler on empty block at end of exception handler (#120235)

      iritkatriel

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31. Commits on Jun 4, 2024

    • Fix typos in documentation and comments (#119763)

      xyb

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32. Commits on May 30, 2024

    • gh-119744: move a few functions from compile.c to flowgraph.c (#119745)

      iritkatriel

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33. Commits on Apr 4, 2024

    • gh-117494: extract the Instruction Sequence data structure into a separate file (#117496)

      iritkatriel

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34. Commits on Apr 2, 2024

    • gh-117411: move PyFutureFeatures to pycore_symtable.h and make it private (#117412)

      iritkatriel

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