static void eq_tests (void) { mpfr_t x, y; long i; mpfr_inits (x, y, (mpfr_ptr) 0); for (i = 0; i < 20000; i++) { mpfr_prec_t precx; precx = (randlimb () % 17) * 11 + MPFR_PREC_MIN; mpfr_set_prec (x, precx); mpfr_set_prec (y, precx + (randlimb () % 64)); mpfr_urandomb (x, RANDS); if (randlimb () & 1) mpfr_neg (x, x, MPFR_RNDN); mpfr_set (y, x, MPFR_RNDN); /* exact -> x = y */ if (mpfr_greater_p (x, y) || !mpfr_greaterequal_p (x, y) || mpfr_less_p (x, y) || !mpfr_lessequal_p (x, y) || mpfr_lessgreater_p (x, y) || !mpfr_equal_p (x, y) || mpfr_unordered_p (x, y)) { printf ("Error in eq_tests for x = "); mpfr_out_str (stdout, 2, 0, x, MPFR_RNDN); printf ("\n"); exit (1); } } mpfr_clears (x, y, (mpfr_ptr) 0); }
static void cmp_tests (void) { mpfr_t x, y; long i; mpfr_inits (x, y, (mpfr_ptr) 0); for (i = 0; i < 80000; i++) { mpfr_prec_t precx, precy; int signx, signy, cmp; unsigned int cmpbool = 0; precx = (randlimb () % 17) * 11 + MPFR_PREC_MIN; precy = (randlimb () % 17) * 11 + MPFR_PREC_MIN; mpfr_set_prec (x, precx); mpfr_set_prec (y, precy); mpfr_urandomb (x, RANDS); mpfr_urandomb (y, RANDS); signx = randlimb () & 1; signy = randlimb () % 256 ? signx : 1 - signx; /* signy = signx most of the time (most interesting case) */ if (signx) mpfr_neg (x, x, MPFR_RNDN); if (signy) mpfr_neg (y, y, MPFR_RNDN); if (i <= 1) mpfr_set_nan (x); if (i == 0 || i == 2) mpfr_set_nan (y); if (mpfr_greater_p (x, y)) cmpbool |= 0x01; if (mpfr_greaterequal_p (x, y)) cmpbool |= 0x02; if (mpfr_less_p (x, y)) cmpbool |= 0x04; if (mpfr_lessequal_p (x, y)) cmpbool |= 0x08; if (mpfr_lessgreater_p (x, y)) cmpbool |= 0x10; if (mpfr_equal_p (x, y)) cmpbool |= 0x20; if (mpfr_unordered_p (x, y)) cmpbool |= 0x40; if ((i <= 2 && cmpbool != 0x40) || (i > 2 && (cmp = mpfr_cmp (x, y), (cmp == 0 && cmpbool != 0x2a) || (cmp < 0 && cmpbool != 0x1c) || (cmp > 0 && cmpbool != 0x13)))) { printf ("Error in cmp_tests for\nx = "); mpfr_out_str (stdout, 2, 0, x, MPFR_RNDN); printf (" and\ny = "); mpfr_out_str (stdout, 2, 0, y, MPFR_RNDN); printf ("\n"); exit (1); } } mpfr_clears (x, y, (mpfr_ptr) 0); }
SeedValue seed_mpfr_unordered_p (SeedContext ctx, SeedObject function, SeedObject this_object, gsize argument_count, const SeedValue args[], SeedException *exception) { mpfr_ptr rop, op; gboolean ret; CHECK_ARG_COUNT("mpfr.unordered_p", 1); rop = seed_object_get_private(this_object); if ( seed_value_is_object_of_class(ctx, args[0], mpfr_class) ) { op = seed_object_get_private(args[0]); } else { TYPE_EXCEPTION("mpfr.unordered_p", "mpfr_t"); } ret = mpfr_unordered_p(rop, op); return seed_value_from_boolean(ctx, ret, exception); }
static PyObject * GMPy_Real_Is_Unordered(PyObject *x, PyObject *y, CTXT_Object *context) { MPFR_Object *tempx, *tempy; int res; CHECK_CONTEXT(context); tempx = GMPy_MPFR_From_Real(x, 1, context); tempy = GMPy_MPFR_From_Real(y, 1, context); if (!tempx || !tempy) { return NULL; } res = mpfr_unordered_p(tempx->f, tempy->f); Py_DECREF((PyObject*)tempx); Py_DECREF((PyObject*)tempy); if (res) Py_RETURN_TRUE; else Py_RETURN_FALSE; }