Revert "Remove gmp from AOS"

This reverts commit f37c97684f0910a3f241394549392f00145ab0f7.

We need gmp for SymEngine for symbolicmanipultion in C++

Change-Id: Ia13216d1715cf96944f7b4f422b7a799f921d4a4
Signed-off-by: Austin Schuh <austin.linux@gmail.com>
diff --git a/third_party/gmp/tests/devel/divrem.c b/third_party/gmp/tests/devel/divrem.c
new file mode 100644
index 0000000..e6c38c6
--- /dev/null
+++ b/third_party/gmp/tests/devel/divrem.c
@@ -0,0 +1,118 @@
+/*
+Copyright 1996-1998, 2000, 2001, 2007, 2009 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 <stdio.h>
+#include <stdlib.h>
+#include "gmp-impl.h"
+
+#if defined (USG) || defined (__SVR4) || defined (_UNICOS) || defined (__hpux)
+#include <time.h>
+
+int
+cputime ()
+{
+  if (CLOCKS_PER_SEC < 100000)
+    return clock () * 1000 / CLOCKS_PER_SEC;
+  return clock () / (CLOCKS_PER_SEC / 1000);
+}
+#else
+#include <sys/types.h>
+#include <sys/time.h>
+#include <sys/resource.h>
+
+int
+cputime ()
+{
+  struct rusage rus;
+
+  getrusage (0, &rus);
+  return rus.ru_utime.tv_sec * 1000 + rus.ru_utime.tv_usec / 1000;
+}
+#endif
+
+#define M * 1000000
+
+#ifndef CLOCK
+#error "Don't know CLOCK of your machine"
+#endif
+
+#ifndef OPS
+#define OPS 20000000
+#endif
+#ifndef SIZE
+#define SIZE 100
+#endif
+#ifndef TIMES
+#define TIMES OPS/(SIZE+1)
+#endif
+
+int
+main ()
+{
+  mp_limb_t nptr[2 * SIZE];
+  mp_limb_t dptr[2 * SIZE];
+  mp_limb_t qptr[2 * SIZE];
+  mp_limb_t pptr[2 * SIZE + 1];
+  mp_limb_t rptr[2 * SIZE];
+  mp_size_t nsize, dsize, qsize, rsize, psize;
+  int test;
+  mp_limb_t qlimb;
+
+  for (test = 0; ; test++)
+    {
+      printf ("%d\n", test);
+#ifdef RANDOM
+      nsize = random () % (2 * SIZE) + 1;
+      dsize = random () % nsize + 1;
+#else
+      nsize = 2 * SIZE;
+      dsize = SIZE;
+#endif
+
+      mpn_random2 (nptr, nsize);
+      mpn_random2 (dptr, dsize);
+      dptr[dsize - 1] |= (mp_limb_t) 1 << (GMP_LIMB_BITS - 1);
+
+      MPN_COPY (rptr, nptr, nsize);
+      qlimb = mpn_divrem (qptr, (mp_size_t) 0, rptr, nsize, dptr, dsize);
+      rsize = dsize;
+      qsize = nsize - dsize;
+      qptr[qsize] = qlimb;
+      qsize += qlimb;
+      if (qsize == 0 || qsize > 2 * SIZE)
+	{
+	  continue;		/* bogus */
+	}
+      else
+	{
+	  mp_limb_t cy;
+	  if (qsize > dsize)
+	    mpn_mul (pptr, qptr, qsize, dptr, dsize);
+	  else
+	    mpn_mul (pptr, dptr, dsize, qptr, qsize);
+	  psize = qsize + dsize;
+	  psize -= pptr[psize - 1] == 0;
+	  cy = mpn_add (pptr, pptr, psize, rptr, rsize);
+	  pptr[psize] = cy;
+	  psize += cy;
+	}
+
+      if (nsize != psize || mpn_cmp (nptr, pptr, nsize) != 0)
+	abort ();
+    }
+}