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cpython
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opcode_targets.h
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Commits on May 5, 2026
GH-143732: SEND specialization (GH-148963)
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gh-98894: Restore function entry/exit DTrace probes (#142397)
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Commits on Apr 16, 2026
GH-145668: Add FOR_ITER specialization for virtual iterators. Specialize GET_ITER. (GH-147967)
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Commits on Mar 21, 2026
GH-145667: Merge `GET_ITER` and `GET_YIELD_FROM_ITER` (GH-146120)
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Commits on Mar 16, 2026
gh-127958: Trace from RESUME in the JIT (GH-145905)
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Commits on Jan 6, 2026
gh-142982: Specialize CALL_FUNCTION_EX (GH-143391)
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Commits on Jan 4, 2026
gh-139757: Add BINARY_OP_SUBSCR_USTR_INT (GH-143389)
chris-eibl
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Commits on Dec 22, 2025
GH-139922: Tail calling for MSVC (VS 2026) (GH-143068)
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Commits on Dec 12, 2025
gh-134584: Revert partially GH-135860 (GH-142620)
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Commits on Dec 11, 2025
gh-134584: Eliminate redundant refcounting from `_CALL_TUPLE_1` (GH-135860)
noamcohen97
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Commits on Nov 18, 2025
GH-139109: Support switch/case dispatch with the tracing interpreter. (GH-141703)
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Commits on Nov 13, 2025
gh-139109: A new tracing JIT compiler frontend for CPython (GH-140310)
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Commits on Sep 18, 2025
gh-139109: Dynamic opcode targets (GH-139111)
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gh-135755: Make Py_TAIL_CALL_INTERP macro private (#138981)
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Commits on May 20, 2025
GH-134282: Always borrow references LOAD_CONST (GH-134284)
markshannon
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Commits on May 1, 2025
gh-100239: specialize BINARY_OP/SUBSCR for list-slice (#132626)
iritkatriel
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Commits on Apr 30, 2025
GH-125515: Remove two unused error branches. (#133181)
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gh-132661: Implement PEP 750 (#132662)
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Commits on Apr 1, 2025
gh-130704: Strength reduce `LOAD_FAST{_LOAD_FAST}` (#130708)
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Commits on Mar 7, 2025
GH-128534: Fix behavior of branch monitoring for `async for` (GH-130847)
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Commits on Mar 6, 2025
gh-130574: renumber RESUME opcode from 149 to 128 (GH-130685)
tom-pytel
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Commits on Feb 27, 2025
GH-128534: Instrument branches for `async for` loops. (GH-130569)
markshannon
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Commits on Feb 15, 2025
gh-129989: Properly disable tailcall interp in configure (GH-129991)
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Commits on Feb 7, 2025
gh-100239: replace BINARY_SUBSCR & family by BINARY_OP with oparg NB_SUBSCR (#129700)
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Commits on Feb 6, 2025
gh-128563: A new tail-calling interpreter (GH-128718)
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Commits on Feb 3, 2025
GH-128563: Generate `opcode = ...` in instructions that need `opcode` (GH-129608)
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markshannon
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Commits on Jan 29, 2025
GH-126599: Remove the PyOptimizer API (GH-129194)
brandtbucher
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Commits on Jan 27, 2025
GH-128914: Remove all but one conditional stack effects (GH-129226)
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markshannon
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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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Commits on Jan 20, 2025
GH-128914: Remove conditional stack effects from `bytecodes.c` and the code generators (GH-128918)
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Commits on Jan 16, 2025
gh-100239: specialize long tail of binary operations (#128722)
iritkatriel
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Commits on Jan 13, 2025
GH-128685: Specialize (rather than quicken) LOAD_CONST into LOAD_CONST_[IM]MORTAL (GH-128708)
markshannon
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Commits on Jan 6, 2025
GH-128375: Better instrument for `FOR_ITER` (GH-128445)
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Commits on Dec 19, 2024
GH-122548: Implement branch taken and not taken events for sys.monitoring (GH-122564)
markshannon
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Commits on Oct 29, 2024
GH-125837: Split `LOAD_CONST` into three. (GH-125972)
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markshannon
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