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1. Commits on Jul 1, 2025

   • gh-136125: Use `_PyObject_GetMethodStackRef` for `LOAD_ATTR` (GH-136127)

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2. Commits on Jun 27, 2025

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

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     Fidget-Spinner

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     tomasr8

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3. Commits on Jun 23, 2025

   • gh-131798: Optimize `_UNARY_NEGATIVE` (GH-135223)

     noamcohen97

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

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4. Commits on Jun 20, 2025

   • gh-131798: JIT: Optimize _CALL_LEN when the length is known (#135260)

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     tomasr8

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   • gh-135608: Add a null check for attribute promotion to fix a JIT crash (GH-135613)

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     Fidget-Spinner

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     devdanzin

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5. Commits on Jun 19, 2025

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

     markshannon

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6. Commits on Jun 17, 2025

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

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     Fidget-Spinner

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7. Commits on Jun 16, 2025

   • gh-131798: JIT: replace _CHECK_METHOD_VERSION with _CHECK_FUNCTION_VERSION_INLINE (GH-135022)

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     Zheaoli

     and

     brandtbucher

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8. Commits on Jun 14, 2025

   • gh-135474: Specialize arithmetic only on compact ints (GH-135479)

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     Fidget-Spinner

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9. Commits on Jun 11, 2025

   • GH-135379: Remove types from stack items in code generator. (GH-135384)

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     markshannon

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10. Commits on Jun 9, 2025

    • gh-131798: Optimize `_UNARY_INVERT` (GH-135222)

      noamcohen97

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11. Commits on Jun 7, 2025

    • GH-131798: Type-propagate string/list/tuple slices (GH-134671)

      fluhus

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12. Commits on Jun 6, 2025

    • GH-131798: Optimize away type(x) in the JIT when the result is known (GH-135194)

      tomasr8

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13. Commits on Jun 5, 2025

    • GH-132554: Fix tier2 `FOR_ITER` implementation and optimizations (GH-135137)

      markshannon

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14. Commits on May 27, 2025

    • gh-131798: Optimize `_ITER_CHECK_TUPLE` (GH-134803)

      noamcohen97

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    • GH-132554: "Virtual" iterators (GH-132555)

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      markshannon

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15. Commits on May 22, 2025

    • GH-131798: Optimize away isinstance calls in the JIT (GH-134369)

      tomasr8

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

      brandtbucher

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    • GH-131798: Turn _LOAD_SMALL_INT into _LOAD_CONST_INLINE_BORROW in the JIT (GH-134406)

      Zheaoli

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16. Commits on May 20, 2025

    • GH-131798: Narrow types more aggressively in the JIT (GH-134373)

      brandtbucher

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    • GH-131798: Narrow the return type of _GET_LEN to int (GH-133345)

      Zheaoli

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    • GH-134282: Always borrow references LOAD_CONST (GH-134284)

      markshannon

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17. Commits on May 19, 2025

    • GH-131798: Add _POP_CALL_TWO_LOAD_CONST_INLINE_BORROW (GH-134268)

      tomasr8

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    • GH-131798: Split CALL_LIST_APPEND into several uops (GH-134240)

      diegorusso

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    • GH-131798: Narrow the return type of isinstance for some known arguments in the JIT (GH-133172)

      tomasr8

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18. Commits on May 8, 2025

    • GH-131798: Split up and optimize CALL_ISINSTANCE (GH-133339)

      tomasr8

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    • gh-133273: Keep instruction definitions in `bytecodes.c` and `optimizer_bytecodes.c` in sync (GH-133320)

      tomasr8

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19. Commits on May 5, 2025

    • GH-131798: Split CALL_LEN into several uops (GH-133180)

      diegorusso

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20. Commits on Apr 27, 2025

    • gh-131798: JIT - Use `sym_new_type` instead of `sym_new_not_null` for _BUILD_STRING, _BUILD_SET (GH-132564)

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      Zheaoli

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21. Commits on Apr 26, 2025

    • gh-131798: JIT: Propagate the result in `_BINARY_OP_SUBSCR_TUPLE_INT` (GH-133003)

      tomasr8

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22. Commits on Apr 25, 2025

    • gh-131798: JIT: Narrow the return type of _CALL_LEN to int (#132940)

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      diegorusso

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      tekknolagi

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23. Commits on Apr 24, 2025

    • GH-131798: Split up and optimize CALL_TUPLE_1 in the JIT (GH-132851)

      tomasr8

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    • GH-131798: Split up and optimize CALL_STR_1 in the JIT (GH-132849)

      tomasr8

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24. Commits on Apr 22, 2025

    • GH-131798: JIT: Split CALL_TYPE_1 into several uops (GH-132419)

      tomasr8

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