Commits

Commit history

1. Commits on Oct 1, 2026

   • gh-157468: Validate correct builtins used under JIT (GH-157766)

     Show description for 0906d2a
     johng

     authored
     0906d2aView commit details

     Copy full SHA for 0906d2a

     View code at this pointBrowse repository at this point
2. Commits on Sep 30, 2026

   • gh-158072: Fix JIT crash with omitted default arguments (GH-158128)

     lgeiger

     authored
     83de667View commit details

     Copy full SHA for 83de667

     View code at this pointBrowse repository at this point
3. Commits on Apr 12, 2026

   • gh-146261: JIT: protect against function version changes (#146300)

     Show description for 6f7bb29
     

     Fidget-Spinner

     and

     kumaraditya303

     authored
     6f7bb29View commit details

     Copy full SHA for 6f7bb29

     View code at this pointBrowse repository at this point
4. Commits on Apr 11, 2026

   • gh-148374: Fix a bug in `_Py_uop_sym_get_type` (GH-148375)

     Sacul0457

     authored
     83f33dcView commit details

     Copy full SHA for 83f33dc

     View code at this pointBrowse repository at this point
5. Commits on Apr 4, 2026

   • gh-148083: Prevent constant folding when lhs is container types (gh-148090)

     corona10

     authored
     853dafeView commit details

     Copy full SHA for 853dafe

     View code at this pointBrowse repository at this point

   • gh-148083: Constant-fold _CONTAINS_OP_SET for frozenset (gh-148084)

     corona10

     authored
     289f19aView commit details

     Copy full SHA for 289f19a

     View code at this pointBrowse repository at this point

   • gh-131798: split recursion check to _CHECK_RECURSION_LIMIT and combine checks (GH-148070)

     kumaraditya303

     authored
     e7bf8eaView commit details

     Copy full SHA for e7bf8ea

     View code at this pointBrowse repository at this point
6. Commits on Mar 28, 2026

   • gh-146381: Constant-fold frozendict subscript lookups via REPLACE_OPCODE_IF_EVALUATES_PURE (gh-146490)

     corona10

     authored
     5992238View commit details

     Copy full SHA for 5992238

     View code at this pointBrowse repository at this point
7. Commits on Mar 27, 2026

   • gh-146388: Add null check for `sym_new(ctx)` in `make_bottom` (GH-146389)

     A0su

     authored
     c8ee196View commit details

     Copy full SHA for c8ee196

     View code at this pointBrowse repository at this point
8. Commits on Mar 22, 2026

   • gh-143414: Implement unique reference tracking for JIT, optimize unpacking of such tuples (GH-144300)

     Show description for e36f8db
     

     reidenong

     and

     Fidget-Spinner

     authored
     e36f8dbView commit details

     Copy full SHA for e36f8db

     View code at this pointBrowse repository at this point

   • gh-146261: Fix bug in `_Py_uop_sym_set_func_version` (GH-146291)

     Sacul0457

     authored
     1ceb1fbView commit details

     Copy full SHA for 1ceb1fb

     View code at this pointBrowse repository at this point
9. Commits on Mar 20, 2026

   • gh-146099: Optimize _GUARD_CODE_VERSION+IP via function version symbols (GH-146101)

     Fidget-Spinner

     authored
     acfb452View commit details

     Copy full SHA for acfb452

     View code at this pointBrowse repository at this point
10. Commits on Mar 3, 2026

    • gh-145214: Narrow _GUARD_TOS_ANY_{SET,DICT} by using probable type (gh-145215)

      corona10

      authored
      6908372View commit details

      Copy full SHA for 6908372

      View code at this pointBrowse repository at this point
11. Commits on Feb 19, 2026

    • GH-144651: Optimize the new uops added when recording values during tracing. (GH-144948)

      Show description for 3f37b94
      markshannon

      authored
      3f37b94View commit details

      Copy full SHA for 3f37b94

      View code at this pointBrowse repository at this point
12. Commits on Feb 5, 2026

    • GH-144179: Use recorded values to make optimizer more robust (GH-144437)

      Show description for b53fc7c
      markshannon

      authored
      b53fc7cView commit details

      Copy full SHA for b53fc7c

      View code at this pointBrowse repository at this point
13. Commits on Feb 2, 2026

    • gh-144145: Revert PR#144122 for performance and potential bugs. (GH-144391)

      Show description for ebbb2ca
      cocolato

      authored
      ebbb2caView commit details

      Copy full SHA for ebbb2ca

      View code at this pointBrowse repository at this point
14. Commits on Jan 30, 2026

    • gh-144280: Add missing predicate symbol to case-switch (GH-144298)

      reidenong

      authored
      a704832View commit details

      Copy full SHA for a704832

      View code at this pointBrowse repository at this point

    • gh-144145: Track nullness of properties in the Tier 2 JIT optimizer (GH-144122)

      cocolato

      authored
      1dc12b2View commit details

      Copy full SHA for 1dc12b2

      View code at this pointBrowse repository at this point
15. Commits on Jan 24, 2026

    • gh-130415: Narrow types to constants in branches involving specialized comparisons with a constant (GH-144150)

      reidenong

      authored
      6d972e0View commit details

      Copy full SHA for 6d972e0

      View code at this pointBrowse repository at this point
16. Commits on Jan 22, 2026

    • gh-130415: Narrowing to constants in branches involving `is` comparisons with a constant (GH-143895)

      reidenong

      authored
      0b08438View commit details

      Copy full SHA for 0b08438

      View code at this pointBrowse repository at this point
17. Commits on Jan 17, 2026

    • gh-143946: Show `JitOptSymbol` on abstract stack when set PYTHON_OPT_DEBUG > 4 (GH-143957)

      cocolato

      authored
      61ec66aView commit details

      Copy full SHA for 61ec66a

      View code at this pointBrowse repository at this point
18. Commits on Jan 2, 2026

    • gh-134584: JIT: Remove redundant refcount from STORE_FAST (GH-143336)

      Fidget-Spinner

      authored
      f7a03bbView commit details

      Copy full SHA for f7a03bb

      View code at this pointBrowse repository at this point
19. Commits on Nov 13, 2025

    • gh-139109: A new tracing JIT compiler frontend for CPython (GH-140310)

      Show description for 4fa80ce
      Fidget-Spinner

      authored
      4fa80ceView commit details

      Copy full SHA for 4fa80ce

      View code at this pointBrowse repository at this point
20. Commits on Oct 11, 2025

    • gh-111489: Remove _PyTuple_FromArray() alias (#139973)

      Show description for 166cdaa
      vstinner

      authored
      166cdaaView commit details

      Copy full SHA for 166cdaa

      View code at this pointBrowse repository at this point
21. Commits on Sep 18, 2025

    • GH-138378: Move globals-to-consts pass into main optimizer pass (GH-138379)

      markshannon

      authored
      3b83257View commit details

      Copy full SHA for 3b83257

      View code at this pointBrowse repository at this point
22. Commits on Sep 3, 2025

    • gh-137136: Suppress build warnings when build on Windows with --experimental-jit-interpreter (GH-137137)

      aisk

      authored
      1ff2cbbView commit details

      Copy full SHA for 1ff2cbb

      View code at this pointBrowse repository at this point
23. Commits on Aug 20, 2025

    • gh-137728 gh-137762: Fix bugs in the JIT with many local variables (GH-137764)

      Fidget-Spinner

      authored
      7fda8b6View commit details

      Copy full SHA for 7fda8b6

      View code at this pointBrowse repository at this point
24. Commits on Jun 28, 2025

    • gh-132732: Fix up pure types in JIT (GH-136050)

      Show description for ff7b5d4
      Fidget-Spinner

      authored
      ff7b5d4View commit details

      Copy full SHA for ff7b5d4

      View code at this pointBrowse repository at this point
25. Commits on Jun 27, 2025

    • gh-132732: JIT: Only allow compact ints in pure evaluation (GH-136040)

      Fidget-Spinner

      authored
      c419af9View commit details

      Copy full SHA for c419af9

      View code at this pointBrowse repository at this point

    • gh-132732: Automatically constant evaluate pure operations (GH-132733)

      Show description for 695ab61
      

      Fidget-Spinner

      and

      tomasr8

      authored
      695ab61View commit details

      Copy full SHA for 695ab61

      View code at this pointBrowse repository at this point
26. Commits on Jun 23, 2025

    • gh-134584: Specialize POP_TOP by reference and type in JIT (GH-135761)

      Fidget-Spinner

      authored
      569fc68View commit details

      Copy full SHA for 569fc68

      View code at this pointBrowse repository at this point
27. Commits on Jun 19, 2025

    • gh-135379: Move PyLong_CheckCompact to private header and rename it (GH-135707)

      Fidget-Spinner

      authored
      0243260View commit details

      Copy full SHA for 0243260

      View code at this pointBrowse repository at this point

    • GH-135379: Specialize int operations for compact ints only (GH-135668)

      markshannon

      authored
      9731dd2View commit details

      Copy full SHA for 9731dd2

      View code at this pointBrowse repository at this point
28. Commits on Jun 17, 2025

    • gh-134584: Decref elimination for float ops in the JIT (GH-134588)

      Show description for fba5dde
      Fidget-Spinner

      authored
      fba5ddeView commit details

      Copy full SHA for fba5dde

      View code at this pointBrowse repository at this point
29. Commits on May 22, 2025

    • GH-131798: Optimize cached class attributes and methods in the JIT (GH-134403)

      brandtbucher

      authored
      ec736e7View commit details

      Copy full SHA for ec736e7

      View code at this pointBrowse repository at this point