Daniele Parmeggiani c2ca7724af gh-150902: Optimize PyCriticalSection2 to skip locking the same locks held by the current CS2 ...

This mimics an optimization already present for the single-mutex critical section.

2026-06-16 16:56:37 +00:00

..

mimalloc

gh-144490: Fix mimalloc debug build for C++ (#144620)

2026-02-10 11:56:52 +01:00

pycore_abstract.h

GH-143732: SEND specialization (GH-148963)

2026-05-05 15:19:16 +01:00

pycore_asdl.h

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pycore_ast_state.h

gh-116021: Deprecate support for instantiating abstract AST nodes (#137865)

2026-05-02 09:50:06 -07:00

pycore_ast.h

gh-142349: Implement PEP 810 - Explicit lazy imports (#142351)

2026-02-12 00:15:33 +00:00

pycore_atexit.h

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pycore_audit.h

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pycore_backoff.h

gh-127958: Trace from RESUME in the JIT (GH-145905)

2026-03-17 00:18:59 +08:00

pycore_bitutils.h

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pycore_blocks_output_buffer.h

gh-148688: Fix _BlocksOutputBuffer_Finish() double free (#148689)

2026-04-18 09:56:56 +00:00

pycore_brc.h

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pycore_bytes_methods.h

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pycore_bytesobject.h

gh-100239: expose sq_repeat helpers for BINARY_OP_EXTEND (#148791)

2026-05-08 11:12:20 +00:00

pycore_c_array.h

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pycore_call.h

gh-148659: Export some internal functions for the JIT (PEP-523) (#148634)

2026-04-17 01:55:03 +02:00

pycore_capsule.h

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pycore_cell.h

gh-144490: Fix C++ compatibility in pycore_cell.h (GH-144482)

2026-02-06 22:11:58 -05:00

pycore_ceval_state.h

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pycore_ceval.h

GH-126910: Make _Py_get_machine_stack_pointer return the actual stack pointer (GH-149103)

2026-05-26 15:14:17 +01:00

pycore_code.h

gh-137030: Fix YIELD_VALUE bytecode assertion (#149184)

2026-05-04 18:09:57 +02:00

pycore_codecs.h

gh-62259: Add support of multi-byte encodings in the XML parser (GH-149860)

2026-05-26 19:40:25 +00:00

pycore_compile.h

gh-142349: Implement PEP 810 - Explicit lazy imports (#142351)

2026-02-12 00:15:33 +00:00

pycore_complexobject.h

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pycore_condvar.h

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pycore_context.h

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pycore_critical_section.h

gh-150902: Optimize PyCriticalSection2 to skip locking the same locks held by the current CS2

2026-06-16 16:56:37 +00:00

pycore_crossinterp_data_registry.h

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pycore_crossinterp.h

gh-148072: Cache pickle.dumps/loads per interpreter in XIData (GH-148125)

2026-04-06 11:37:02 -04:00

pycore_debug_offsets.h

gh-146462: Add dict introspection debug offsets (#148633)

2026-05-04 23:00:23 +00:00

pycore_descrobject.h

gh-41779: Allow defining any __slots__ for a class derived from tuple (GH-141763)

2026-01-06 11:36:00 +02:00

pycore_dict_state.h

gh-145235: Make dict watcher API thread-safe for free-threaded builds (gh-145233)

2026-05-11 11:39:55 -04:00

pycore_dict.h

gh-150490: Raise PyType_Modified for insertion into split dictionary (#150489)

2026-06-11 09:38:31 -07:00

pycore_dtoa.h

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pycore_emscripten_signal.h

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pycore_emscripten_trampoline.h

gh-145037: Fix Emscripten trampoline with emcc >= 4.0.19 (#145038)

2026-02-26 06:21:05 +08:00

pycore_exceptions.h

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pycore_faulthandler.h

gh-149085: Add max_threads keyword to faulthandler.dump_traceback() (GH-149106)

2026-04-30 09:27:57 -04:00

pycore_fileutils_windows.h

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pycore_fileutils.h

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pycore_floatobject.h

gh-145633: Remove support for ancient ARM platforms with mixed-endian doubles (#145634)

2026-03-11 12:39:24 +01:00

pycore_flowgraph.h

GH-143493: Conform to spec for generator expressions while supporting virtual iterators (GH-143569)

2026-01-16 09:11:58 +00:00

pycore_format.h

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pycore_frame.h

gh-148659: Export some internal functions for the JIT (PEP-523) (#148634)

2026-04-17 01:55:03 +02:00

pycore_freelist_state.h

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pycore_freelist.h

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pycore_function.h

gh-148659: Export some internal functions for the JIT (PEP-523) (#148634)

2026-04-17 01:55:03 +02:00

pycore_gc.h

gh-150766: export _PyGC_VisitFrameStack and _PyGC_VisitStackRef functions (#150767)

2026-06-02 18:38:21 +05:30

pycore_genobject.h

GH-143732: SEND specialization (GH-148963)

2026-05-05 15:19:16 +01:00

pycore_getopt.h

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pycore_gil.h

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pycore_global_objects_fini_generated.h

gh-151059: [perf] Use PyObject_CallMethodOneArg in datetime's call_tzinfo_method (#151062)

2026-06-08 14:11:36 +03:00

pycore_global_objects.h

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pycore_global_strings.h

gh-151059: [perf] Use PyObject_CallMethodOneArg in datetime's call_tzinfo_method (#151062)

2026-06-08 14:11:36 +03:00

pycore_hamt.h

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pycore_hashtable.h

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pycore_import.h

gh-150052: Resolve un-loaded lazily loaded submodules via module.__getattr__ instead of publishing lazy values (#150055) (#150744)

2026-06-02 09:58:51 +01:00

pycore_importdl.h

gh-149044: Implement PEP 820 – PySlot: Unified slot system for the C API (GH-149055)

2026-05-05 09:18:04 +02:00

pycore_index_pool.h

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pycore_initconfig.h

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pycore_instruction_sequence.h

GH-143493: Conform to spec for generator expressions while supporting virtual iterators (GH-143569)

2026-01-16 09:11:58 +00:00

pycore_instruments.h

gh-142186: Allow all PEP-669 events to be per-code object and disableable (GH-146182)

2026-04-22 09:08:23 +01:00

pycore_interp_structs.h

gh-139227: Remove unused _PyRuntime.imports.pkgcontext (#151490)

2026-06-15 10:23:04 +00:00

pycore_interp.h

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pycore_interpframe_structs.h

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pycore_interpframe.h

GH-148960: Reduce the size of the debug stencils to less than half. (GH-150551)

2026-06-01 17:56:16 +01:00

pycore_interpolation.h

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pycore_intrinsics.h

gh-150027: Avoid copying during construction of frozenset objects (GH-150028)

2026-05-19 13:57:37 -04:00

pycore_jit_publish.h

GH-126910: Add GNU backtrace support for unwinding JIT frames (#149104)

2026-05-05 09:29:07 +01:00

pycore_jit_unwind.h

gh-149685: Use the _Py prefix for private C macros (GH-149686)

2026-05-13 19:14:05 +02:00

pycore_jit.h

GH-148960: Reduce the size of the debug stencils to less than half. (GH-150551)

2026-06-01 17:56:16 +01:00

pycore_lazyimportobject.h

gh-142349: Implement PEP 810 - Explicit lazy imports (#142351)

2026-02-12 00:15:33 +00:00

pycore_list.h

gh-100239: Specialize more binary operations using BINARY_OP_EXTEND (GH-128956)

2026-04-16 09:22:41 +01:00

pycore_llist.h

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pycore_lock.h

gh-120321: Make gi_yieldfrom thread-safe in free-threading build (#144292)

2026-01-30 12:20:27 -05:00

pycore_long.h

gh-143050: Add helper _PyLong_InitTag() (#147956)

2026-04-01 21:42:10 +00:00

pycore_magic_number.h

gh-148871: Add CONSTANT_EMPTY_TUPLE to LOAD_COMMON_CONSTANT (GH-149688)

2026-05-21 15:54:46 +01:00

pycore_memoryobject.h

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pycore_mimalloc.h

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pycore_mmap.h

gh-149685: Use the _Py prefix for private C macros (GH-149686)

2026-05-13 19:14:05 +02:00

pycore_modsupport.h

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pycore_moduleobject.h

gh-145921: Add "_DuringGC" functions for tp_traverse (GH-145925)

2026-04-08 09:15:11 +02:00

pycore_namespace.h

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pycore_object_alloc.h

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pycore_object_deferred.h

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pycore_object_stack.h

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pycore_object_state.h

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pycore_object.h

gh-137759: Replace _PyObject_HashFast() with PyObject_Hash() in setobject.c (#137828)

2026-06-15 11:31:04 +02:00

pycore_obmalloc_init.h

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pycore_obmalloc.h

Note out-of-date obmalloc comments (#148149)

2026-04-06 23:08:47 -05:00

pycore_opcode_metadata.h

gh-150490: Raise PyType_Modified for insertion into split dictionary (#150489)

2026-06-11 09:38:31 -07:00

pycore_opcode_utils.h

gh-148871: Add CONSTANT_EMPTY_TUPLE to LOAD_COMMON_CONSTANT (GH-149688)

2026-05-21 15:54:46 +01:00

pycore_optimizer_types.h

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

2026-04-13 02:23:47 +08:00

pycore_optimizer.h

gh-149335: Avoid JIT trace buffer asserts with overhead above FITNESS_INITIAL (GH-149633)

2026-05-21 15:57:31 +01:00

pycore_parking_lot.h

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pycore_parser.h

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pycore_pathconfig.h

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pycore_pyarena.h

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pycore_pyatomic_ft_wrappers.h

gh-145235: Make dict watcher API thread-safe for free-threaded builds (gh-145233)

2026-05-11 11:39:55 -04:00

pycore_pybuffer.h

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pycore_pyerrors.h

gh-148659: Export some internal functions for the JIT (PEP-523) (#148634)

2026-04-17 01:55:03 +02:00

pycore_pyhash.h

gh-149018: Use XML_SetHashSalt16Bytes in pyexpat/_elementtree when possible (#149023)

2026-05-10 18:36:26 +01:00

pycore_pylifecycle.h

gh-149595: Remove the sys._enablelegacywindowsfsencoding() function (#149596)

2026-05-12 17:11:34 +01:00

pycore_pymath.h

gh-145633: Remove support for ancient ARM platforms with mixed-endian doubles (#145634)

2026-03-11 12:39:24 +01:00

pycore_pymem_init.h

gh-144914: use mimalloc for raw allocations on free-threading (#144916)

2026-02-18 04:16:27 +00:00

pycore_pymem.h

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pycore_pystate.h

GH-126910: Make _Py_get_machine_stack_pointer return the actual stack pointer (GH-149103)

2026-05-26 15:14:17 +01:00

pycore_pystats.h

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pycore_pythonrun.h

GH-126910: Make _Py_get_machine_stack_pointer return the actual stack pointer (GH-149103)

2026-05-26 15:14:17 +01:00

pycore_pythread.h

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pycore_qsbr.h

gh-144438: Fix false sharing between QSBR and tlbc_index (gh-144554)

2026-02-17 11:12:25 -05:00

pycore_range.h

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pycore_runtime_init_generated.h

gh-151059: [perf] Use PyObject_CallMethodOneArg in datetime's call_tzinfo_method (#151062)

2026-06-08 14:11:36 +03:00

pycore_runtime_init.h

GH-148726: Forward-port generational GC. (GH-148746)

2026-04-30 12:19:13 -07:00

pycore_runtime_structs.h

gh-146302: make Py_IsInitialized() thread-safe and reflect true init completion (GH-146303)

2026-04-11 21:54:23 +00:00

pycore_runtime.h

gh-146302: make Py_IsInitialized() thread-safe and reflect true init completion (GH-146303)

2026-04-11 21:54:23 +00:00

pycore_semaphore.h

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pycore_setobject.h

gh-150027: Avoid copying during construction of frozenset objects (GH-150028)

2026-05-19 13:57:37 -04:00

pycore_signal.h

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pycore_sliceobject.h

gh-145192: improve performance of PySequence_GetSlice (#145193)

2026-05-23 15:45:50 +05:30

pycore_slots_generated.h

gh-149044: Implement PEP 820 – PySlot: Unified slot system for the C API (GH-149055)

2026-05-05 09:18:04 +02:00

pycore_slots.h

gh-149044: Implement PEP 820 – PySlot: Unified slot system for the C API (GH-149055)

2026-05-05 09:18:04 +02:00

pycore_stackref.h

gh-148871: make LOAD_COMMON_CONSTANT use immortal stackref borrows (GH-149625)

2026-05-28 12:27:37 +01:00

pycore_stats.h

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pycore_strhex.h

gh-147944: Increase range of bytes_per_sep (GH-147946)

2026-04-01 08:33:30 +00:00

pycore_structs.h

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pycore_structseq.h

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pycore_symtable.h

gh-137814: Fix __qualname__ of __annotate__ (#137842)

2026-04-15 21:52:30 -07:00

pycore_sysmodule.h

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pycore_template.h

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pycore_time.h

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pycore_token.h

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pycore_traceback.h

gh-145559: Add PyUnstable_DumpTraceback() and PyUnstable_DumpTracebackThreads() (#148145)

2026-05-06 15:01:12 +00:00

pycore_tracemalloc.h

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pycore_tstate.h

gh-144438: Fix false sharing between QSBR and tlbc_index (gh-144554)

2026-02-17 11:12:25 -05:00

pycore_tuple.h

gh-100239: expose sq_repeat helpers for BINARY_OP_EXTEND (#148791)

2026-05-08 11:12:20 +00:00

pycore_typedefs.h

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pycore_typeobject.h

gh-149481: skip FOR_ITER inline specialization for Python __next__ (#149491)

2026-05-07 23:02:04 +00:00

pycore_typevarobject.h

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pycore_ucnhash.h

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pycore_unicodectype.h

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pycore_unicodeobject_generated.h

gh-151059: [perf] Use PyObject_CallMethodOneArg in datetime's call_tzinfo_method (#151062)

2026-06-08 14:11:36 +03:00

pycore_unicodeobject.h

gh-100239: expose sq_repeat helpers for BINARY_OP_EXTEND (#148791)

2026-05-08 11:12:20 +00:00

pycore_unionobject.h

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pycore_uniqueid.h

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pycore_uop_ids.h

gh-150490: Raise PyType_Modified for insertion into split dictionary (#150489)

2026-06-11 09:38:31 -07:00

pycore_uop_metadata.h

gh-150490: Raise PyType_Modified for insertion into split dictionary (#150489)

2026-06-11 09:38:31 -07:00

pycore_uop.h

GH-148960: Reduce the size of the debug stencils to less than half. (GH-150551)

2026-06-01 17:56:16 +01:00

pycore_warnings.h

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pycore_weakref.h

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