Add support for Python 3.14

Signed-off-by: Peter Bierma <[email protected]>

Author: ZeroIntensity

.github/workflows/build_wheels.yml

@@ -68,7 +68,7 @@ jobs:
       - name: Build wheels
         uses: pypa/[email protected]
         env:
-          CIBW_BUILD: "cp3{8..13}-${{ matrix.wheel_type }}"
+          CIBW_BUILD: "cp3{8..14}-${{ matrix.wheel_type }}"
           CIBW_ARCHS_LINUX: auto aarch64
           CIBW_ENABLE: cpython-prerelease
       - uses: actions/upload-artifact@v4
@@ -122,7 +122,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python_version: ["3.8", "3.9", "3.10", "3.11", "3.12", "3.13"]
+        python_version: ["3.8", "3.9", "3.10", "3.11", "3.12", "3.13", "3.14"]
     steps:
       - uses: actions/checkout@v4
       - name: Set up Python
@@ -160,7 +160,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python_version: ["3.13"]
+        python_version: ["3.13", "3.14"]
     steps:
       - uses: actions/checkout@v4
       - name: Set up Python

news/229.feature.rst

@@ -0,0 +1 @@
+Add support for Python 3.14

src/pystack/_pystack/cpython/code.h

@@ -197,4 +197,43 @@ typedef struct
 } PyCodeObject;
 }  // namespace Python3_13
 
+namespace Python3_14 {
+typedef uint16_t _Py_CODEUNIT;
+
+typedef struct
+{
+    PyObject_VAR_HEAD PyObject* co_consts;
+    PyObject* co_names;
+    PyObject* co_exceptiontable;
+    int co_flags;
+    int co_argcount;
+    int co_posonlyargcount;
+    int co_kwonlyargcount;
+    int co_stacksize;
+    int co_firstlineno;
+    int co_nlocalsplus;
+    int co_framesize;
+    int co_nlocals;
+    int co_ncellvars;
+    int co_nfreevars;
+    uint32_t co_version;
+    PyObject* co_localsplusnames;
+    PyObject* co_localspluskinds;
+    PyObject* co_filename;
+    PyObject* co_name;
+    PyObject* co_qualname;
+    PyObject* co_linetable;
+    PyObject* co_weakreflist;
+    void* co_executors;
+    void* _co_cached;
+    uintptr_t _co_instrumentation_version;
+    void* _co_monitoring;
+    Py_ssize_t _co_unique_id;
+    int _co_firsttraceable;
+    void* co_extra;
+    /* deal with co_tlbc somehow */
+    char co_code_adaptive[1];
+} PyCodeObject;
+}  // namespace Python3_14
+
 }  // namespace pystack

src/pystack/_pystack/cpython/frame.h

@@ -126,4 +126,30 @@ typedef struct _interpreter_frame
 
 }  // namespace Python3_12
 
+namespace Python3_14 {
+
+typedef union _PyStackRef {
+    uintptr_t bits;
+} _PyStackRef;
+
+typedef struct _interpreter_frame
+{
+    _PyStackRef f_executable;
+    void* previous;
+    void* f_funcobj;
+    PyObject* f_globals;
+    PyObject* f_builtins;
+    PyObject* f_locals;
+    PyObject* frame_obj;
+    _Py_CODEUNIT* instr_ptr;
+    _PyStackRef stackpointer;
+    /* int32_t tlbc_index; */
+    uint16_t return_offset;
+    char owner;
+    uint8_t visited;
+    void* localsplus[1];
+} PyFrameObject;
+
+}  // namespace Python3_14
+
 }  // namespace pystack

src/pystack/_pystack/cpython/gc.h

@@ -82,4 +82,28 @@ struct _gc_runtime_state
 };
 
 }  // namespace Python3_8
+
+namespace Python3_14 {
+
+struct _gc_runtime_state
+{
+    PyObject* trash_delete_later;
+    int trash_delete_nesting;
+    int enabled;
+    int debug;
+    struct Python3_8::gc_generation young;
+    struct Python3_8::gc_generation old[2];
+    struct Python3_8::gc_generation permanent_generation;
+    struct gc_generation_stats generation_stats[NUM_GENERATIONS];
+    int collecting;
+    PyObject* garbage;
+    PyObject* callbacks;
+    Py_ssize_t heap_size;
+    Py_ssize_t work_to_do;
+    int visited_space;
+    int phase;
+};
+
+}  // namespace Python3_14
+
 }  // namespace pystack

src/pystack/_pystack/cpython/interpreter.h

@@ -338,4 +338,82 @@ typedef struct _is
     struct _import_state imports;
 } PyInterpreterState;
 }  // namespace Python3_13
+
+namespace Python3_14 {
+
+struct _pythreadstate;
+
+typedef struct
+{
+    Python3_13::PyMutex mutex;
+    unsigned long long thread;
+    size_t level;
+} _PyRecursiveMutex;
+
+struct _import_state
+{
+    PyObject* modules;
+    PyObject* modules_by_index;
+    PyObject* importlib;
+    int override_frozen_modules;
+    int override_multi_interp_extensions_check;
+    PyObject* import_func;
+    _PyRecursiveMutex lock;
+    /* diagnostic info in PyImport_ImportModuleLevelObject() */
+    struct
+    {
+        int import_level;
+        int64_t accumulated;
+        int header;
+    } find_and_load;
+};
+
+struct _gil_runtime_state
+{
+    unsigned long interval;
+    struct _pythreadstate* last_holder;
+    int locked;
+    unsigned long switch_number;
+    pthread_cond_t cond;
+    pthread_cond_t mutex;
+#ifdef FORCE_SWITCHING
+    pthread_cond_t switch_cond;
+    pthread_cond_t switch_mutex;
+#endif
+};
+
+typedef struct _is
+{
+    struct _ceval_state ceval;
+    void* _malloced;
+    struct _is* next;
+    int64_t id;
+    Py_ssize_t id_refcount;
+    int requires_idref;
+    long _whence;
+    int _initialized;
+    int _ready;
+    int finalizing;
+    uintptr_t last_restart_version;
+    struct pythreads
+    {
+        uint64_t next_unique_id;
+        struct _pythreadstate* head;
+        struct _pythreadstate* preallocated;
+        struct _pythreadstate* main;
+        Py_ssize_t count;
+        size_t stacksize;
+    } threads;
+    void* runtime;
+    struct _pythreadstate* _finalizing;
+    unsigned long _finalizing_id;
+    struct _gc_runtime_state gc;
+    PyObject* sysdict;
+    PyObject* builtins;
+    struct _import_state imports;
+    struct _gil_runtime_state _gil;
+} PyInterpreterState;
+
+}  // namespace Python3_14
+
 }  // namespace pystack