1 files changed, 56 insertions, 0 deletions
diff --git a/gmp-6.3.0/mpf/swap.c b/gmp-6.3.0/mpf/swap.c
new file mode 100644
index 0000000..80b2e9b
--- /dev/null
+++ b/gmp-6.3.0/mpf/swap.c
@@ -0,0 +1,56 @@
+/* mpf_swap (U, V) -- Swap U and V.
+
+Copyright 1997, 1998, 2000, 2001, 2013 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 either:
+
+  * 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.
+
+or
+
+  * the GNU General Public License as published by the Free Software
+    Foundation; either version 2 of the License, or (at your option) any
+    later version.
+
+or both in parallel, as here.
+
+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 General Public License
+for more details.
+
+You should have received copies of the GNU General Public License and the
+GNU Lesser General Public License along with the GNU MP Library.  If not,
+see https://www.gnu.org/licenses/.  */
+
+#include "gmp-impl.h"
+
+void
+mpf_swap (mpf_ptr u, mpf_ptr v) __GMP_NOTHROW
+{
+  mp_ptr tptr;
+  mp_size_t tprec;
+  mp_size_t tsiz;
+  mp_exp_t  texp;
+
+  tprec = PREC(u);
+  PREC(u) = PREC(v);
+  PREC(v) = tprec;
+
+  tsiz = SIZ(u);
+  SIZ(u) = SIZ(v);
+  SIZ(v) = tsiz;
+
+  texp = EXP(u);
+  EXP(u) = EXP(v);
+  EXP(v) = texp;
+
+  tptr = PTR(u);
+  PTR(u) = PTR(v);
+  PTR(v) = tptr;
+}