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| author | Michael Droettboom <mdboom@gmail.com> | 2025-03-27 09:57:06 -0400 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2025-03-27 09:57:06 -0400 |
| commit | 8614f86b7163b1c39798b481902dbb511292a537 (patch) | |
| tree | 2bf6a46b432df3d6bf01a4176f3a614a01c48566 /Objects/stringlib | |
| parent | cf5e438c0297954c4411c1c3ae4ba67a48b134ea (diff) | |
| download | cpython-8614f86b7163b1c39798b481902dbb511292a537.tar.gz cpython-8614f86b7163b1c39798b481902dbb511292a537.zip | |
gh-131525: Cache the result of tuple_hash (#131529)
* gh-131525: Cache the result of tuple_hash
* Fix debug builds
* Add blurb
* Fix formatting
* Pre-compute empty tuple singleton
* Mostly set the cache within tuple_alloc
* Fixes for TSAN
* Pre-compute empty tuple singleton
* Fix for 32-bit platforms
* Assert that op != NULL in _PyTuple_RESET_HASH_CACHE
* Use FT_ATOMIC_STORE_SSIZE_RELAXED macro
* Update Include/internal/pycore_tuple.h
Co-authored-by: Bénédikt Tran <10796600+picnixz@users.noreply.github.com>
* Fix alignment
* atomic load
* Update Objects/tupleobject.c
Co-authored-by: Chris Eibl <138194463+chris-eibl@users.noreply.github.com>
---------
Co-authored-by: Bénédikt Tran <10796600+picnixz@users.noreply.github.com>
Co-authored-by: Chris Eibl <138194463+chris-eibl@users.noreply.github.com>
Diffstat (limited to 'Objects/stringlib')
| -rw-r--r-- | Objects/stringlib/clinic/transmogrify.h.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/Objects/stringlib/clinic/transmogrify.h.h b/Objects/stringlib/clinic/transmogrify.h.h index 5b82c2de737..588fc101dbb 100644 --- a/Objects/stringlib/clinic/transmogrify.h.h +++ b/Objects/stringlib/clinic/transmogrify.h.h @@ -33,9 +33,11 @@ stringlib_expandtabs(PyObject *self, PyObject *const *args, Py_ssize_t nargs, Py static struct { PyGC_Head _this_is_not_used; PyObject_VAR_HEAD + Py_hash_t ob_hash; PyObject *ob_item[NUM_KEYWORDS]; } _kwtuple = { .ob_base = PyVarObject_HEAD_INIT(&PyTuple_Type, NUM_KEYWORDS) + .ob_hash = -1, .ob_item = { &_Py_ID(tabsize), }, }; #undef NUM_KEYWORDS @@ -322,4 +324,4 @@ stringlib_zfill(PyObject *self, PyObject *arg) exit: return return_value; } -/*[clinic end generated code: output=0e24a10bac3ec053 input=a9049054013a1b77]*/ +/*[clinic end generated code: output=8363b4b6cdaad556 input=a9049054013a1b77]*/ |