Imported gcc-4.4.3

[msp430-gcc.git] / gmp / mpf / set_ui.c

diff --git a/gmp/mpf/set_ui.c b/gmp/mpf/set_ui.c
new file mode 100644 (file)
index 0000000..3a793c8
--- /dev/null
+++ b/gmp/mpf/set_ui.c
@@ -0,0 +1,38 @@
+/* mpf_set_ui() -- Assign a float from an unsigned int.
+
+Copyright 1993, 1994, 1995, 2001, 2002, 2004 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 "gmp.h"
+#include "gmp-impl.h"
+
+void
+mpf_set_ui (mpf_ptr f, unsigned long val)
+{
+  mp_size_t size;
+
+  f->_mp_d[0] = val & GMP_NUMB_MASK;
+  size = val != 0;
+
+#if BITS_PER_ULONG > GMP_NUMB_BITS
+  val >>= GMP_NUMB_BITS;
+  f->_mp_d[1] = val;
+  size += (val != 0);
+#endif
+
+  f->_mp_exp = f->_mp_size = size;
+}