Update the in-tree GMP; fixes trac #832

[ghc-hetmet.git] / rts / gmp / mpz / mul.c

diff --git a/rts/gmp/mpz/mul.c b/rts/gmp/mpz/mul.c
deleted file mode 100644 (file)
index 7854788..0000000
--- a/rts/gmp/mpz/mul.c
+++ /dev/null
@@ -1,131 +0,0 @@
-/* mpz_mul -- Multiply two integers.
-
-Copyright (C) 1991, 1993, 1994, 1996, 2000 Free Software Foundation, Inc.
-
-This file is part of the GNU MP Library.
-
-The GNU MP Library is free software; you can redistribute it and/or modify
-it under the terms of the GNU Lesser General Public License as published by
-the Free Software Foundation; either version 2.1 of the License, or (at your
-option) any later version.
-
-The GNU MP Library 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 Lesser General Public
-License for more details.
-
-You should have received a copy of the GNU Lesser General Public License
-along with the GNU MP Library; see the file COPYING.LIB.  If not, write to
-the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
-MA 02111-1307, USA. */
-
-#include <stdio.h> /* for NULL */
-#include "gmp.h"
-#include "gmp-impl.h"
-#ifdef BERKELEY_MP
-#include "mp.h"
-#endif
-
-#ifndef BERKELEY_MP
-void
-#if __STDC__
-mpz_mul (mpz_ptr w, mpz_srcptr u, mpz_srcptr v)
-#else
-mpz_mul (w, u, v)
-     mpz_ptr w;
-     mpz_srcptr u;
-     mpz_srcptr v;
-#endif
-#else /* BERKELEY_MP */
-void
-#if __STDC__
-mult (mpz_srcptr u, mpz_srcptr v, mpz_ptr w)
-#else
-mult (u, v, w)
-     mpz_srcptr u;
-     mpz_srcptr v;
-     mpz_ptr w;
-#endif
-#endif /* BERKELEY_MP */
-{
-  mp_size_t usize = u->_mp_size;
-  mp_size_t vsize = v->_mp_size;
-  mp_size_t wsize;
-  mp_size_t sign_product;
-  mp_ptr up, vp;
-  mp_ptr wp;
-  mp_ptr free_me = NULL;
-  size_t free_me_size;
-  mp_limb_t cy_limb;
-  TMP_DECL (marker);
-
-  TMP_MARK (marker);
-  sign_product = usize ^ vsize;
-  usize = ABS (usize);
-  vsize = ABS (vsize);
-
-  if (usize < vsize)
-    {
-      /* Swap U and V.  */
-      {const __mpz_struct *t = u; u = v; v = t;}
-      {mp_size_t t = usize; usize = vsize; vsize = t;}
-    }
-
-  up = u->_mp_d;
-  vp = v->_mp_d;
-  wp = w->_mp_d;
-
-  /* Ensure W has space enough to store the result.  */
-  wsize = usize + vsize;
-  if (w->_mp_alloc < wsize)
-    {
-      if (wp == up || wp == vp)
-       {
-         free_me = wp;
-         free_me_size = w->_mp_alloc;
-       }
-      else
-       (*_mp_free_func) (wp, w->_mp_alloc * BYTES_PER_MP_LIMB);
-
-      w->_mp_alloc = wsize;
-      wp = (mp_ptr) (*_mp_allocate_func) (wsize * BYTES_PER_MP_LIMB);
-      w->_mp_d = wp;
-    }
-  else
-    {
-      /* Make U and V not overlap with W.  */
-      if (wp == up)
-       {
-         /* W and U are identical.  Allocate temporary space for U.  */
-         up = (mp_ptr) TMP_ALLOC (usize * BYTES_PER_MP_LIMB);
-         /* Is V identical too?  Keep it identical with U.  */
-         if (wp == vp)
-           vp = up;
-         /* Copy to the temporary space.  */
-         MPN_COPY (up, wp, usize);
-       }
-      else if (wp == vp)
-       {
-         /* W and V are identical.  Allocate temporary space for V.  */
-         vp = (mp_ptr) TMP_ALLOC (vsize * BYTES_PER_MP_LIMB);
-         /* Copy to the temporary space.  */
-         MPN_COPY (vp, wp, vsize);
-       }
-    }
-
-  if (vsize == 0)
-    {
-      wsize = 0;
-    }
-  else
-    {
-      cy_limb = mpn_mul (wp, up, usize, vp, vsize);
-      wsize = usize + vsize;
-      wsize -= cy_limb == 0;
-    }
-
-  w->_mp_size = sign_product < 0 ? -wsize : wsize;
-  if (free_me != NULL)
-    (*_mp_free_func) (free_me, free_me_size * BYTES_PER_MP_LIMB);
-  TMP_FREE (marker);
-}