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python-gmpy2
support-python-312.patch
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File support-python-312.patch of Package python-gmpy2
diff --git a/src/gmpy2_convert.h b/src/gmpy2_convert.h index f887d47..3e8cb2b 100644 --- a/src/gmpy2_convert.h +++ b/src/gmpy2_convert.h @@ -142,6 +142,27 @@ extern "C" { #define IS_TYPE_COMPLEX_ONLY(x) ((x > OBJ_TYPE_REAL) && \ (x < OBJ_TYPE_COMPLEX)) +/* Compatibility macros (to work with PyLongObject internals). + */ + +#if PY_VERSION_HEX >= 0x030C0000 +# define TAG_FROM_SIGN_AND_SIZE(is_neg, size) ((is_neg?2:(size==0)) | (((size_t)size) << 3)) +# define _PyLong_SetSignAndDigitCount(obj, is_neg, size) (obj->long_value.lv_tag = TAG_FROM_SIGN_AND_SIZE(is_neg, size)) +#elif PY_VERSION_HEX >= 0x030900A4 +# define _PyLong_SetSignAndDigitCount(obj, is_neg, size) (Py_SET_SIZE(obj, (is_neg?-1:1)*size)) +#else +# define _PyLong_SetSignAndDigitCount(obj, is_neg, size) (Py_SIZE(obj) = (is_neg?-1:1)*size) +#endif + +#if PY_VERSION_HEX >= 0x030C0000 +# define GET_OB_DIGIT(obj) obj->long_value.ob_digit +# define _PyLong_IsNegative(obj) ((obj->long_value.lv_tag & 3) == 2) +# define _PyLong_DigitCount(obj) (obj->long_value.lv_tag >> 3) +#else +# define GET_OB_DIGIT(obj) obj->ob_digit +# define _PyLong_IsNegative(obj) (Py_SIZE(obj) < 0) +# define _PyLong_DigitCount(obj) (_PyLong_IsNegative(obj)? -Py_SIZE(obj):Py_SIZE(obj)) +#endif /* Since the macros are used in gmpy2's codebase, these functions are skipped * until they are needed for the C API in the future. diff --git a/src/gmpy2_convert_gmp.c b/src/gmpy2_convert_gmp.c index cf0891e..8b8df81 100644 --- a/src/gmpy2_convert_gmp.c +++ b/src/gmpy2_convert_gmp.c @@ -59,33 +59,24 @@ GMPy_MPZ_From_PyIntOrLong(PyObject *obj, CTXT_Object *context) } #endif - switch (Py_SIZE(templong)) { - case -1: - mpz_set_si(result->z, -(sdigit)templong->ob_digit[0]); + len = _PyLong_DigitCount(templong); + negative = _PyLong_IsNegative(templong); + + switch (len) { + case 1: + mpz_set_si(result->z, (sdigit)GET_OB_DIGIT(templong)[0]); break; case 0: mpz_set_si(result->z, 0); break; - case 1: - mpz_set_si(result->z, templong->ob_digit[0]); - break; default: - mpz_set_si(result->z, 0); - - if (Py_SIZE(templong) < 0) { - len = - Py_SIZE(templong); - negative = 1; - } else { - len = Py_SIZE(templong); - negative = 0; - } - - mpz_import(result->z, len, -1, sizeof(templong->ob_digit[0]), 0, - sizeof(templong->ob_digit[0])*8 - PyLong_SHIFT, templong->ob_digit); + mpz_import(result->z, len, -1, sizeof(GET_OB_DIGIT(templong)[0]), 0, + sizeof(GET_OB_DIGIT(templong)[0])*8 - PyLong_SHIFT, + GET_OB_DIGIT(templong)); + } - if (negative) { - mpz_neg(result->z, result->z); - } + if (negative) { + mpz_neg(result->z, result->z); } return result; } @@ -105,33 +96,24 @@ mpz_set_PyIntOrLong(mpz_t z, PyObject *obj) } #endif - switch (Py_SIZE(templong)) { - case -1: - mpz_set_si(z, -(sdigit)templong->ob_digit[0]); + len = _PyLong_DigitCount(templong); + negative = _PyLong_IsNegative(templong); + + switch (len) { + case 1: + mpz_set_si(z, (sdigit)GET_OB_DIGIT(templong)[0]); break; case 0: mpz_set_si(z, 0); break; - case 1: - mpz_set_si(z, templong->ob_digit[0]); - break; default: - mpz_set_si(z, 0); - - if (Py_SIZE(templong) < 0) { - len = - Py_SIZE(templong); - negative = 1; - } else { - len = Py_SIZE(templong); - negative = 0; - } - - mpz_import(z, len, -1, sizeof(templong->ob_digit[0]), 0, - sizeof(templong->ob_digit[0])*8 - PyLong_SHIFT, templong->ob_digit); + mpz_import(z, len, -1, sizeof(GET_OB_DIGIT(templong)[0]), 0, + sizeof(GET_OB_DIGIT(templong)[0])*8 - PyLong_SHIFT, + GET_OB_DIGIT(templong)); + } - if (negative) { - mpz_neg(z, z); - } + if (negative) { + mpz_neg(z, z); } return; } @@ -186,12 +168,7 @@ GMPy_PyLong_From_MPZ(MPZ_Object *obj, CTXT_Object *context) /* Assume gmp uses limbs as least as large as the builtin longs do */ - if (mpz_sgn(obj->z) < 0) { - negative = 1; - } else { - negative = 0; - } - + negative = mpz_sgn(obj->z) < 0; size = (mpz_sizeinbase(obj->z, 2) + PyLong_SHIFT - 1) / PyLong_SHIFT; if (!(result = _PyLong_New(size))) { @@ -200,31 +177,20 @@ GMPy_PyLong_From_MPZ(MPZ_Object *obj, CTXT_Object *context) /* LCOV_EXCL_STOP */ } - mpz_export(result->ob_digit, &count, -1, sizeof(result->ob_digit[0]), 0, - sizeof(result->ob_digit[0])*8 - PyLong_SHIFT, obj->z); + mpz_export(GET_OB_DIGIT(result), &count, -1, sizeof(GET_OB_DIGIT(result)[0]), 0, + sizeof(GET_OB_DIGIT(result)[0])*8 - PyLong_SHIFT, obj->z); if (count == 0) { - result->ob_digit[0] = 0; + GET_OB_DIGIT(result)[0] = 0; } /* long_normalize() is file-static so we must reimplement it */ /* longobjp = long_normalize(longobjp); */ - while ((size>0) && (result->ob_digit[size-1] == 0)) { + while ((size>0) && (GET_OB_DIGIT(result)[size-1] == 0)) { size--; } -#if PY_VERSION_HEX >= 0x030900A4 - Py_SET_SIZE(result, size); -#else - Py_SIZE(result) = size; -#endif - if (negative) { -#if PY_VERSION_HEX >= 0x030900A4 - Py_SET_SIZE(result, - Py_SIZE(result)); -#else - Py_SIZE(result) = - Py_SIZE(result); -#endif - } + _PyLong_SetSignAndDigitCount(result, negative, size); return (PyObject*)result; } @@ -476,33 +442,24 @@ GMPy_XMPZ_From_PyIntOrLong(PyObject *obj, CTXT_Object *context) } #endif - switch (Py_SIZE(templong)) { - case -1: - mpz_set_si(result->z, -(sdigit)templong->ob_digit[0]); + len = _PyLong_DigitCount(templong); + negative = _PyLong_IsNegative(templong); + + switch (len) { + case 1: + mpz_set_si(result->z, (sdigit)GET_OB_DIGIT(templong)[0]); break; case 0: mpz_set_si(result->z, 0); break; - case 1: - mpz_set_si(result->z, templong->ob_digit[0]); - break; default: - mpz_set_si(result->z, 0); - - if (Py_SIZE(templong) < 0) { - len = - Py_SIZE(templong); - negative = 1; - } else { - len = Py_SIZE(templong); - negative = 0; - } - - mpz_import(result->z, len, -1, sizeof(templong->ob_digit[0]), 0, - sizeof(templong->ob_digit[0])*8 - PyLong_SHIFT, templong->ob_digit); + mpz_import(result->z, len, -1, sizeof(GET_OB_DIGIT(templong)[0]), 0, + sizeof(GET_OB_DIGIT(templong)[0])*8 - PyLong_SHIFT, + GET_OB_DIGIT(templong)); + } - if (negative) { - mpz_neg(result->z, result->z); - } + if (negative) { + mpz_neg(result->z, result->z); } return result; } @@ -639,7 +596,7 @@ GMPy_MPQ_From_PyStr(PyObject *s, int base, CTXT_Object *context) } cp = PyBytes_AsString(ascii_str); - + { char *whereslash = strchr((char*)cp, '/'); char *wheredot = strchr((char*)cp, '.'); diff --git a/src/gmpy2_convert_utils.c b/src/gmpy2_convert_utils.c index d676eaf..8908d17 100644 --- a/src/gmpy2_convert_utils.c +++ b/src/gmpy2_convert_utils.c @@ -123,7 +123,7 @@ static unsigned long GMPy_Integer_AsUnsignedLongWithType_v2(PyObject *x, int xtype) { if IS_TYPE_PyInteger(xtype) { - if (Py_SIZE(x) < 0) { + if (_PyLong_IsNegative(((PyLongObject*)x))) { VALUE_ERROR("n must be > 0"); return (unsigned long)-1; }
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