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cpython/Python
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T. Wouters 706fd4ec08
gh-142183: Cache one datachunk per tstate to prevent alloc/dealloc thrashing (#145789) 
Cache one datachunk per tstate to prevent alloc/dealloc thrashing when repeatedly hitting the same call depth at exactly the wrong boundary.

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Co-authored-by: blurb-it[bot] <43283697+blurb-it[bot]@users.noreply.github.com>
2026-03-11 15:46:16 +01:00
..
clinic
gh-142349: Implement PEP 810 - Explicit lazy imports (#142351)
2026-02-12 00:15:33 +00:00
frozen_modules
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_contextvars.c
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_warnings.c
gh-145055: Accept frozendict for globals in exec() and eval() (#145072)
2026-03-05 12:35:43 +01:00
asdl.c
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asm_trampoline.S
gh-136459: Add perf trampoline support for macOS (#136461)
2025-07-22 16:47:24 +01:00
assemble.c
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ast_preprocess.c
gh-143055: Implementation of PEP 798 (#143056)
2026-01-30 20:37:52 -08:00
ast_unparse.c
gh-143055: Fix crash in AST unparser when unparsing dict comprehension unpacking (#145556)
2026-03-09 10:37:23 -07:00
ast.c
gh-143055: Implementation of PEP 798 (#143056)
2026-01-30 20:37:52 -08:00
bltinmodule.c
gh-145055: Accept frozendict for globals in exec() and eval() (#145072)
2026-03-05 12:35:43 +01:00
bootstrap_hash.c
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brc.c
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bytecodes.c
gh-145214: Narrow _GUARD_TOS_ANY_{SET,DICT} by using probable type (gh-145215)
2026-03-03 09:58:38 +09:00
ceval_gil.c
gh-144748: Make PyErr_CheckSignals raise the exception scheduled by PyThreadState_SetAsyncExc (GH-145178)
2026-03-02 11:47:32 +01:00
ceval_macros.h
gh-120321: Make gi_yieldfrom thread-safe in free-threading build (#144292)
2026-01-30 12:20:27 -05:00
ceval.c
gh-145376: Fix refleaks and double decref for code in Python/ (#145666)
2026-03-10 10:46:13 +01:00
ceval.h
gh-142349: Implement PEP 810 - Explicit lazy imports (#142351)
2026-02-12 00:15:33 +00:00
codecs.c
Python/codecs.c: Remove unused forward declaration (#139511)
2025-10-03 13:33:49 +02:00
codegen.c
gh-145187: Fix crash on invalid type parameter bound expression in conditional block (GH-145188)
2026-02-24 12:44:57 -08:00
compile.c
gh-142349: Implement PEP 810 - Explicit lazy imports (#142351)
2026-02-12 00:15:33 +00:00
condvar.h
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config_common.h
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context.c
gh-116738: make entering of contextvars.Context thread safe (#143074)
2026-01-06 12:24:02 +05:30
critical_section.c
gh-144513: Skip critical section locking during stop-the-world (gh-144524)
2026-02-06 15:14:08 +00:00
crossinterp_data_lookup.h
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crossinterp_exceptions.h
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crossinterp.c
gh-145376: Fix refleaks and double decref for code in Python/ (#145666)
2026-03-10 10:46:13 +01:00
dtoa.c
gh-145633: Remove support for ancient ARM platforms with mixed-endian doubles (#145634)
2026-03-11 12:39:24 +01:00
dup2.c
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dynamic_annotations.c
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dynload_hpux.c
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dynload_shlib.c
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dynload_stub.c
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dynload_win.c
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emscripten_signal.c
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emscripten_syscalls.c
gh-124621: Emscripten: Fix __syscall_ioctl patch (GH-136993)
2025-07-22 15:05:26 +02:00
emscripten_trampoline_inner.c
gh-128627: Use __builtin_wasm_test_function_pointer_signature for Emscripten trampoline (#137470)
2025-09-17 15:33:55 +01:00
emscripten_trampoline.c
gh-145037: Fix Emscripten trampoline with emcc >= 4.0.19 (#145038)
2026-02-26 06:21:05 +08:00
errors.c
gh-143547: Fix PyErr_FormatUnraisable() fallback (#143557)
2026-01-09 13:16:22 +01:00
executor_cases.c.h
gh-145214: Narrow _GUARD_TOS_ANY_{SET,DICT} by using probable type (gh-145215)
2026-03-03 09:58:38 +09:00
fileutils.c
gh-42400: Fix buffer overflow in _Py_wrealpath() for very long paths (#141529)
2025-11-18 17:34:58 +01:00
flowgraph.c
GH-143493: Conform to spec for generator expressions while supporting virtual iterators (GH-143569)
2026-01-16 09:11:58 +00:00
frame.c
gh-144446: Fix some frame object thread-safety issues (gh-144479)
2026-02-06 09:43:36 -05:00
frozen.c
gh-145278: Revert "freeze encodings (partially) and linecache (#145279)" (#145689)
2026-03-09 18:18:14 +00:00
frozenmain.c
Use PyConfig_Get() in frozenmain.c (#137421)
2025-08-06 14:33:28 +02:00
future.c
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gc_free_threading.c
gh-144054: no deferred refcount for untracked (gh-144081)
2026-01-20 10:01:09 -08:00
gc_gil.c
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gc.c
gh-141070: Rename PyUnstable_Object_Dump to PyObject_Dump (GH-142848)
2026-01-16 09:19:43 -05:00
generated_cases.c.h
gh-144569: Avoid creating temporary objects in BINARY_SLICE for list, tuple, and unicode (GH-144590)
2026-03-02 17:02:38 +00:00
getargs.c
gh-144175: Add PyArg_ParseArray() function (#144283)
2026-03-06 21:57:44 +00:00
getcompiler.c
gh-141341: Rename COMPILER macro to _Py_COMPILER on Windows (#141342)
2025-11-10 15:50:51 +01:00
getcopyright.c
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getopt.c
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getplatform.c
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getversion.c
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hamt.c
gh-142829: Fix use-after-free in Context.__eq__ via re-entrant ContextVar.set (#142905)
2026-01-09 17:57:34 +05:30
hashtable.c
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import.c
gh-145055: Accept frozendict for globals in exec() and eval() (#145072)
2026-03-05 12:35:43 +01:00
importdl.c
gh-140011: Delete importdl assertion that prevents importing embedded modules from packages (GH-141605)
2025-11-26 14:12:49 +01:00
index_pool.c
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initconfig.c
GH-145275: add -X pathconfig_warnings and PYTHON_PATHCONFIG_WARNINGS (#145277)
2026-03-02 19:19:05 +00:00
instruction_sequence.c
GH-143493: Conform to spec for generator expressions while supporting virtual iterators (GH-143569)
2026-01-16 09:11:58 +00:00
instrumentation.c
GH-144651: Optimize the new uops added when recording values during tracing. (GH-144948)
2026-02-19 11:52:57 +00:00
interpconfig.c
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intrinsics.c
gh-111489: Remove _PyTuple_FromArray() alias (#139973)
2025-10-11 22:58:14 +02:00
jit.c
fix warnings in jit builds (GH-144817)
2026-02-14 17:39:10 +00:00
legacy_tracing.c
gh-137400: Fix thread-safety issues when profiling all threads (gh-137518)
2025-08-13 14:15:12 -04:00
lock.c
gh-120321: Make gi_yieldfrom thread-safe in free-threading build (#144292)
2026-01-30 12:20:27 -05:00
marshal.c
gh-141510: Change marshal version to 6 (#145551)
2026-03-06 10:23:11 +01:00
modsupport.c
gh-137210: Add a struct, slot & function for checking an extension's ABI (GH-137212)
2025-09-05 16:23:18 +02:00
mysnprintf.c
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mystrtoul.c
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object_stack.c
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opcode_targets.h
gh-142982: Specialize CALL_FUNCTION_EX (GH-143391)
2026-01-06 20:34:08 +00:00
optimizer_analysis.c
gh-145214: Narrow _GUARD_TOS_ANY_{SET,DICT} by using probable type (gh-145215)
2026-03-03 09:58:38 +09:00
optimizer_bytecodes.c
gh-145214: Narrow _GUARD_TOS_ANY_{SET,DICT} by using probable type (gh-145215)
2026-03-03 09:58:38 +09:00
optimizer_cases.c.h
gh-145214: Narrow _GUARD_TOS_ANY_{SET,DICT} by using probable type (gh-145215)
2026-03-03 09:58:38 +09:00
optimizer_symbols.c
gh-145214: Narrow _GUARD_TOS_ANY_{SET,DICT} by using probable type (gh-145215)
2026-03-03 09:58:38 +09:00
optimizer.c
gh-144681: Fix JIT trace builder assertion failure when conditional branch jump target coincides with fallthrough target (GH-144742)
2026-03-10 12:12:48 +08:00
parking_lot.c
gh-137433: Fix deadlock with stop-the-world and daemon threads (gh-137735)
2025-09-16 09:21:58 +01:00
pathconfig.c
…
perf_jit_trampoline.c
gh-144194: Fix mmap failure check in perf_jit_trampoline.c (#143713)
2026-01-28 13:30:17 +00:00
perf_trampoline.c
gh-144766: Fix a crash in fork child process when perf support is enabled. (#144795)
2026-02-14 11:41:28 +00:00
preconfig.c
gh-145092: Fix compiler warning for memchr() and wcschr() returning const pointer (GH-145093)
2026-02-22 10:01:27 +02:00
pyarena.c
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pyctype.c
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pyfpe.c
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pyhash.c
gh-141226: Deprecate PEP-456 support for embedders (#141287)
2026-02-21 12:42:13 +01:00
pylifecycle.c
gh-145633: Remove support for ancient ARM platforms with mixed-endian doubles (#145634)
2026-03-11 12:39:24 +01:00
pymath.c
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pystate.c
gh-142183: Cache one datachunk per tstate to prevent alloc/dealloc thrashing (#145789)
2026-03-11 15:46:16 +01:00
pystats.c
GH-135379: Top of stack caching for the JIT. (GH-135465)
2025-12-11 10:32:52 +00:00
pystrcmp.c
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pystrhex.c
gh-144015: Add portable SIMD optimization for bytes.hex() et. al. (GH-143991)
2026-02-22 19:19:03 -08:00
pystrtod.c
gh-141004: soft-deprecate Py_INFINITY macro (#141033)
2025-11-12 13:44:49 +01:00
Python-ast.c
gh-142349: Implement PEP 810 - Explicit lazy imports (#142351)
2026-02-12 00:15:33 +00:00
Python-tokenize.c
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pythonrun.c
gh-145055: Accept frozendict for globals in exec() and eval() (#145072)
2026-03-05 12:35:43 +01:00
pytime.c
gh-145731: Fix negative timestamp during DST on Windows (GH-145728)
2026-03-10 09:45:07 +01:00
qsbr.c
gh-144438: Fix false sharing between QSBR and tlbc_index (gh-144554)
2026-02-17 11:12:25 -05:00
README
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record_functions.c.h
gh-145197: Fix JIT trace crash when recording function from cleared generator frame (GH-145220)
2026-02-25 16:52:53 +00:00
remote_debug.h
gh-144316: Fix missing exception in _remote_debugging with debug=False (#144442)
2026-02-26 21:14:34 +00:00
remote_debugging.c
gh-138122: Implement frame caching in RemoteUnwinder to reduce memory reads (#142137)
2025-12-06 22:37:34 +00:00
specialize.c
gh-100239: Use `PyFloat_AS_DOUBLE and _PyLong_IsZero`` in the float / compactlong specializations (#144826)
2026-02-19 21:45:59 +02:00
stackrefs.c
gh-131527: Stackref debug borrow checker (#140599)
2025-11-05 11:12:56 -08:00
stdlib_module_names.h
gh-81313: Add the math.integer module (PEP-791) (GH-133909)
2025-10-31 16:13:43 +02:00
structmember.c
gh-41779: Allow defining any __slots__ for a class derived from tuple (GH-141763)
2026-01-06 11:36:00 +02:00
suggestions.c
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symtable.c
gh-145701: Fix __classdict__ & __conditional_annotations__ in class-scope inlined comprehensions (GH-145702)
2026-03-09 12:56:41 -07:00
sysmodule.c
gh-145376: Fix refleaks and double decref for code in Python/ (#145666)
2026-03-10 10:46:13 +01:00
thread_nt.h
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thread_pthread_stubs.h
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thread_pthread.h
gh-137884: Added threading.get_native_id() on Illumos/Solaris (GH-137927)
2025-08-20 17:10:44 +00:00
thread.c
gh-134745: Use "pymutex" for sys.thread_info on Windows (#141140)
2025-11-06 16:10:39 +01:00
tier2_engine.md
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traceback.c
gh-143108: Don't instrument some faulthandler related functions for TSan (#143450)
2026-01-05 22:13:29 +01:00
tracemalloc.c
gh-144763: Don't detach the GIL in tracemalloc (#144779)
2026-02-18 15:57:48 +00:00
uniqueid.c
…
vm-state.md
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README 

Miscellaneous source files for the main Python shared library