Reorganisation of the source tree

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

diff --git a/ghc/rts/gmp/mpz/kronzu.c b/ghc/rts/gmp/mpz/kronzu.c
deleted file mode 100644 (file)
index 749be5d..0000000
--- a/ghc/rts/gmp/mpz/kronzu.c
+++ /dev/null
@@ -1,66 +0,0 @@
-/* mpz_kronecker_ui -- Kronecker/Jacobi symbol. */
-
-/*
-Copyright (C) 1999, 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 "gmp.h"
-#include "gmp-impl.h"
-#include "longlong.h"
-
-
-/* This function is expected to be often used with b an odd prime, so the
-   code for odd b is nice and short. */
-
-int
-#if __STDC__
-mpz_kronecker_ui (mpz_srcptr a, unsigned long b)
-#else
-mpz_kronecker_ui (a, b)
-     mpz_srcptr    a;
-     unsigned long b;
-#endif
-{
-  int  twos;
-
-  if (b & 1)
-    {
-      if (b != 1)
-        return mpn_jacobi_base (mpz_fdiv_ui (a, b), b, 0);
-      else
-        return 1;  /* (a/1)=1 for any a */
-    }
-
-  if (b == 0)
-    return JACOBI_Z0 (a);
-
-  /* (a/2)=0 if a even */
-  if (mpz_even_p (a))
-    return 0;
-
-  /* (a/2)=(2/a) when a odd */
-  count_trailing_zeros (twos, b);  
-  b >>= twos;
-  if (b == 1)
-    return JACOBI_TWOS_U (twos, PTR(a)[0]);
-
-  return mpn_jacobi_base (mpz_fdiv_ui (a, b), b,
-                          JACOBI_TWOS_U_BIT1(twos, PTR(a)[0]));
-}