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Unified Diff: gcc/gmp/mpn/generic/rshift.c

Issue 3050029: [gcc] GCC 4.5.0=>4.5.1 (Closed) Base URL: ssh://git@gitrw.chromium.org:9222/nacl-toolchain.git
Patch Set: Created 10 years, 5 months ago
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Index: gcc/gmp/mpn/generic/rshift.c
diff --git a/gcc/gmp/mpn/generic/rshift.c b/gcc/gmp/mpn/generic/rshift.c
deleted file mode 100644
index 62256656dece681506c85ae6c9e45133b08f44d5..0000000000000000000000000000000000000000
--- a/gcc/gmp/mpn/generic/rshift.c
+++ /dev/null
@@ -1,60 +0,0 @@
-/* mpn_rshift -- Shift right low level.
-
-Copyright 1991, 1993, 1994, 1996, 2000, 2001, 2002 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"
-
-/* Shift U (pointed to by up and N limbs long) cnt bits to the right
- and store the n least significant limbs of the result at rp.
- The bits shifted out to the right are returned.
-
- Argument constraints:
- 1. 0 < cnt < GMP_NUMB_BITS.
- 2. If the result is to be written over the input, rp must be <= up.
-*/
-
-mp_limb_t
-mpn_rshift (mp_ptr rp, mp_srcptr up, mp_size_t n, unsigned int cnt)
-{
- mp_limb_t high_limb, low_limb;
- unsigned int tnc;
- mp_size_t i;
- mp_limb_t retval;
-
- ASSERT (n >= 1);
- ASSERT (cnt >= 1);
- ASSERT (cnt < GMP_NUMB_BITS);
- ASSERT (MPN_SAME_OR_INCR_P (rp, up, n));
-
- tnc = GMP_NUMB_BITS - cnt;
- high_limb = *up++;
- retval = (high_limb << tnc) & GMP_NUMB_MASK;
- low_limb = high_limb >> cnt;
-
- for (i = n - 1; i != 0; i--)
- {
- high_limb = *up++;
- *rp++ = low_limb | ((high_limb << tnc) & GMP_NUMB_MASK);
- low_limb = high_limb >> cnt;
- }
- *rp = low_limb;
-
- return retval;
-}
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