Imported gcc-4.4.3

[msp430-gcc.git] / gmp / mpz / fib2_ui.c

diff --git a/gmp/mpz/fib2_ui.c b/gmp/mpz/fib2_ui.c
new file mode 100644 (file)
index 0000000..8521136
--- /dev/null
+++ b/gmp/mpz/fib2_ui.c
@@ -0,0 +1,41 @@
+/* mpz_fib2_ui -- calculate Fibonacci numbers.
+
+Copyright 2001 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 3 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.  If not, see http://www.gnu.org/licenses/.  */
+
+#include <stdio.h>
+#include "gmp.h"
+#include "gmp-impl.h"
+
+
+void
+mpz_fib2_ui (mpz_ptr fn, mpz_ptr fnsub1, unsigned long n)
+{
+  mp_ptr     fp, f1p;
+  mp_size_t  size;
+
+  size = MPN_FIB2_SIZE (n);
+  MPZ_REALLOC (fn,     size);
+  MPZ_REALLOC (fnsub1, size);
+  fp = PTR (fn);
+  f1p = PTR (fnsub1);
+
+  size = mpn_fib2_ui (fp, f1p, n);
+
+  SIZ(fn)     = size - (n == 0);
+  SIZ(fnsub1) = size - (f1p[size-1] == 0);
+}