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bpo-45609: Specialize STORE_SUBSCR (GH-29242)

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* Specialize STORE_SUBSCR for list[int], and dict[object]

* Adds _PyDict_SetItem_Take2 which consumes references to the key and values.
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Dennis Sweeney 2021-11-19 05:30:37 -05:00 • committed by GitHub
parent 4575c01b75
commit 036fead695
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GPG key ID: 4AEE18F83AFDEB23
10 changed files with 241 additions and 71 deletions
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1
Include/internal/pycore_code.h
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@ -268,6 +268,7 @@ int _Py_Specialize_StoreAttr(PyObject *owner, _Py_CODEUNIT *instr, PyObject *nam
int _Py_Specialize_LoadGlobal(PyObject *globals, PyObject *builtins, _Py_CODEUNIT *instr, PyObject *name, SpecializedCacheEntry *cache);
int _Py_Specialize_LoadMethod(PyObject *owner, _Py_CODEUNIT *instr, PyObject *name, SpecializedCacheEntry *cache);
int _Py_Specialize_BinarySubscr(PyObject *sub, PyObject *container, _Py_CODEUNIT *instr, SpecializedCacheEntry *cache);
int _Py_Specialize_StoreSubscr(PyObject *container, PyObject *sub, _Py_CODEUNIT *instr);
int _Py_Specialize_CallFunction(PyObject *callable, _Py_CODEUNIT *instr, int nargs, SpecializedCacheEntry *cache, PyObject *builtins);
void _Py_Specialize_BinaryOp(PyObject *lhs, PyObject *rhs, _Py_CODEUNIT *instr,
SpecializedCacheEntry *cache);

2
Include/internal/pycore_dict.h
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@ -22,6 +22,8 @@ typedef struct {
*/
Py_ssize_t _Py_dict_lookup(PyDictObject *mp, PyObject *key, Py_hash_t hash, PyObject **value_addr);
/* Consumes references to key and value */
int _PyDict_SetItem_Take2(PyDictObject *op, PyObject *key, PyObject *value);
#define DKIX_EMPTY (-1)
#define DKIX_DUMMY (-2) /* Used internally */