aboutsummaryrefslogtreecommitdiff
path: root/sysdeps/generic/add_n.c
diff options
context:
space:
mode:
authorJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
committerJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
commit0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (patch)
tree2ea1f8305970753e4a657acb2ccc15ca3eec8e2c /sysdeps/generic/add_n.c
parent7d58530341304d403a6626d7f7a1913165fe2f32 (diff)
downloadglibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.tar
glibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.tar.gz
glibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.tar.bz2
glibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.zip
2.5-18.1
Diffstat (limited to 'sysdeps/generic/add_n.c')
-rw-r--r--sysdeps/generic/add_n.c62
1 files changed, 0 insertions, 62 deletions
diff --git a/sysdeps/generic/add_n.c b/sysdeps/generic/add_n.c
deleted file mode 100644
index 5fcb7e4835..0000000000
--- a/sysdeps/generic/add_n.c
+++ /dev/null
@@ -1,62 +0,0 @@
-/* mpn_add_n -- Add two limb vectors of equal, non-zero length.
-
-Copyright (C) 1992, 1993, 1994, 1996 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"
-
-mp_limb_t
-#if __STDC__
-mpn_add_n (mp_ptr res_ptr, mp_srcptr s1_ptr, mp_srcptr s2_ptr, mp_size_t size)
-#else
-mpn_add_n (res_ptr, s1_ptr, s2_ptr, size)
- register mp_ptr res_ptr;
- register mp_srcptr s1_ptr;
- register mp_srcptr s2_ptr;
- mp_size_t size;
-#endif
-{
- register mp_limb_t x, y, cy;
- register mp_size_t j;
-
- /* The loop counter and index J goes from -SIZE to -1. This way
- the loop becomes faster. */
- j = -size;
-
- /* Offset the base pointers to compensate for the negative indices. */
- s1_ptr -= j;
- s2_ptr -= j;
- res_ptr -= j;
-
- cy = 0;
- do
- {
- y = s2_ptr[j];
- x = s1_ptr[j];
- y += cy; /* add previous carry to one addend */
- cy = (y < cy); /* get out carry from that addition */
- y = x + y; /* add other addend */
- cy = (y < x) + cy; /* get out carry from that add, combine */
- res_ptr[j] = y;
- }
- while (++j != 0);
-
- return cy;
-}