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gh-106078: Move external C-API functions to decimal module global state (#106616)

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Charlie Zhao 2023-07-11 19:06:42 +08:00 committed by GitHub
parent c0c041a31b
commit e5c32a811c
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2 changed files with 24 additions and 29 deletions
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47
Modules/_decimal/_decimal.c
View File

@ -81,6 +81,14 @@ typedef struct {
PyObject *Rational;
PyObject *SignalTuple;
/* External C-API functions */
binaryfunc _py_long_multiply;
binaryfunc _py_long_floor_divide;
ternaryfunc _py_long_power;
unaryfunc _py_float_abs;
PyCFunction _py_long_bit_length;
PyCFunction _py_float_as_integer_ratio;
} decimal_state;
static decimal_state global_state;
@ -2299,14 +2307,6 @@ PyDecType_FromLongExact(PyTypeObject *type, PyObject *v,
return dec;
}
/* External C-API functions */
static binaryfunc _py_long_multiply;
static binaryfunc _py_long_floor_divide;
static ternaryfunc _py_long_power;
static unaryfunc _py_float_abs;
static PyCFunction _py_long_bit_length;
static PyCFunction _py_float_as_integer_ratio;
/* Return a PyDecObject or a subtype from a PyFloatObject.
Conversion is exact. */
static PyObject *
@ -2322,8 +2322,8 @@ PyDecType_FromFloatExact(PyTypeObject *type, PyObject *v,
uint32_t status = 0;
mpd_context_t maxctx;
#ifdef Py_DEBUG
decimal_state *state = GLOBAL_STATE();
#ifdef Py_DEBUG
assert(PyType_IsSubtype(type, state->PyDec_Type));
#endif
if (PyLong_Check(v)) {
@ -2358,13 +2358,13 @@ PyDecType_FromFloatExact(PyTypeObject *type, PyObject *v,
}
/* absolute value of the float */
tmp = _py_float_abs(v);
tmp = state->_py_float_abs(v);
if (tmp == NULL) {
return NULL;
}
/* float as integer ratio: numerator/denominator */
n_d = _py_float_as_integer_ratio(tmp, NULL);
n_d = state->_py_float_as_integer_ratio(tmp, NULL);
Py_DECREF(tmp);
if (n_d == NULL) {
return NULL;
@ -2372,7 +2372,7 @@ PyDecType_FromFloatExact(PyTypeObject *type, PyObject *v,
n = PyTuple_GET_ITEM(n_d, 0);
d = PyTuple_GET_ITEM(n_d, 1);
tmp = _py_long_bit_length(d, NULL);
tmp = state->_py_long_bit_length(d, NULL);
if (tmp == NULL) {
Py_DECREF(n_d);
return NULL;
@ -3660,14 +3660,14 @@ dec_as_integer_ratio(PyObject *self, PyObject *args UNUSED)
goto error;
}
Py_SETREF(exponent, _py_long_power(tmp, exponent, Py_None));
Py_SETREF(exponent, state->_py_long_power(tmp, exponent, Py_None));
Py_DECREF(tmp);
if (exponent == NULL) {
goto error;
}
if (exp >= 0) {
Py_SETREF(numerator, _py_long_multiply(numerator, exponent));
Py_SETREF(numerator, state->_py_long_multiply(numerator, exponent));
if (numerator == NULL) {
goto error;
}
@ -3683,12 +3683,12 @@ dec_as_integer_ratio(PyObject *self, PyObject *args UNUSED)
if (tmp == NULL) {
goto error;
}
Py_SETREF(numerator, _py_long_floor_divide(numerator, tmp));
Py_SETREF(numerator, state->_py_long_floor_divide(numerator, tmp));
if (numerator == NULL) {
Py_DECREF(tmp);
goto error;
}
Py_SETREF(denominator, _py_long_floor_divide(denominator, tmp));
Py_SETREF(denominator, state->_py_long_floor_divide(denominator, tmp));
Py_DECREF(tmp);
if (denominator == NULL) {
goto error;
@ -5834,13 +5834,14 @@ PyInit__decimal(void)
decimal_state *state = GLOBAL_STATE();
/* Init external C-API functions */
_py_long_multiply = PyLong_Type.tp_as_number->nb_multiply;
_py_long_floor_divide = PyLong_Type.tp_as_number->nb_floor_divide;
_py_long_power = PyLong_Type.tp_as_number->nb_power;
_py_float_abs = PyFloat_Type.tp_as_number->nb_absolute;
ASSIGN_PTR(_py_float_as_integer_ratio, cfunc_noargs(&PyFloat_Type,
"as_integer_ratio"));
ASSIGN_PTR(_py_long_bit_length, cfunc_noargs(&PyLong_Type, "bit_length"));
state->_py_long_multiply = PyLong_Type.tp_as_number->nb_multiply;
state->_py_long_floor_divide = PyLong_Type.tp_as_number->nb_floor_divide;
state->_py_long_power = PyLong_Type.tp_as_number->nb_power;
state->_py_float_abs = PyFloat_Type.tp_as_number->nb_absolute;
ASSIGN_PTR(state->_py_float_as_integer_ratio,
cfunc_noargs(&PyFloat_Type, "as_integer_ratio"));
ASSIGN_PTR(state->_py_long_bit_length,
cfunc_noargs(&PyLong_Type, "bit_length"));
/* Init types */

6
Tools/c-analyzer/cpython/globals-to-fix.tsv
View File

@ -449,12 +449,6 @@ Modules/_cursesmodule.c - initialised -
Modules/_cursesmodule.c - initialised_setupterm -
Modules/_cursesmodule.c - initialisedcolors -
Modules/_cursesmodule.c - screen_encoding -
Modules/_decimal/_decimal.c - _py_long_multiply -
Modules/_decimal/_decimal.c - _py_long_floor_divide -
Modules/_decimal/_decimal.c - _py_long_power -
Modules/_decimal/_decimal.c - _py_float_abs -
Modules/_decimal/_decimal.c - _py_long_bit_length -
Modules/_decimal/_decimal.c - _py_float_as_integer_ratio -
Modules/_elementtree.c - expat_capi -
Modules/readline.c - libedit_append_replace_history_offset -
Modules/readline.c - using_libedit_emulation -

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