1 files changed, 82 insertions, 0 deletions
diff --git a/gmp-6.3.0/mini-gmp/tests/t-div_2exp.c b/gmp-6.3.0/mini-gmp/tests/t-div_2exp.c
new file mode 100644
index 0000000..53d3f2b
--- /dev/null
+++ b/gmp-6.3.0/mini-gmp/tests/t-div_2exp.c
@@ -0,0 +1,82 @@
+/*
+
+Copyright 2012, Free Software Foundation, Inc.
+
+This file is part of the GNU MP Library test suite.
+
+The GNU MP Library test suite is free software; you can redistribute it
+and/or modify it under the terms of the GNU General Public License as
+published by the Free Software Foundation; either version 3 of the License,
+or (at your option) any later version.
+
+The GNU MP Library test suite is distributed in the hope that it will be
+useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General
+Public License for more details.
+
+You should have received a copy of the GNU General Public License along with
+the GNU MP Library test suite.  If not, see https://www.gnu.org/licenses/.  */
+
+#include <assert.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+#include "testutils.h"
+
+#define MAXBITS 400
+#define COUNT 10000
+
+typedef void div_func (mpz_t, const mpz_t, mp_bitcnt_t);
+
+void
+testmain (int argc, char **argv)
+{
+  unsigned i;
+  mpz_t a, res, ref;
+  mp_bitcnt_t b;
+
+  mpz_init (a);
+  mpz_init (res);
+  mpz_init (ref);
+
+  for (i = 0; i < COUNT; i++)
+    {
+      unsigned j;
+      for (j = 0; j < 6; j++)
+	{
+	  static const enum hex_random_op ops[6] =
+	    {
+	      OP_CDIV_Q_2, OP_CDIV_R_2,
+	      OP_FDIV_Q_2, OP_FDIV_R_2,
+	      OP_TDIV_Q_2, OP_TDIV_R_2
+	    };
+	  static const char *name[6] =
+	    {
+	      "cdiv_q", "cdiv_r",
+	      "fdiv_q", "fdiv_r",
+	      "tdiv_q", "tdiv_r"
+	    };
+	  static div_func * const div [6] =
+	    {
+	      mpz_cdiv_q_2exp, mpz_cdiv_r_2exp,
+	      mpz_fdiv_q_2exp, mpz_fdiv_r_2exp,
+	      mpz_tdiv_q_2exp, mpz_tdiv_r_2exp
+	    };
+
+	  mini_random_bit_op (ops[j], MAXBITS, a, &b, ref);
+	  div[j] (res, a, b);
+	  if (mpz_cmp (ref, res))
+	    {
+	      fprintf (stderr, "mpz_%s_2exp failed:\n", name[j]);
+	      dump ("a", a);
+	      fprintf (stderr, "b: %lu\n", b);
+	      dump ("r", res);
+	      dump ("ref", ref);
+	      abort ();
+	    }
+	}
+    }
+  mpz_clear (a);
+  mpz_clear (res);
+  mpz_clear (ref);
+}