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Unified Diff: gcc/gmp/mpz/mul_2exp.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/mpz/mul_2exp.c
diff --git a/gcc/gmp/mpz/mul_2exp.c b/gcc/gmp/mpz/mul_2exp.c
deleted file mode 100644
index 51885a3364445929ff0ea907daa5bd1c76a66f5d..0000000000000000000000000000000000000000
--- a/gcc/gmp/mpz/mul_2exp.c
+++ /dev/null
@@ -1,67 +0,0 @@
-/* mpz_mul_2exp -- Multiply a bignum by 2**CNT
-
-Copyright 1991, 1993, 1994, 1996, 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"
-
-void
-mpz_mul_2exp (mpz_ptr w, mpz_srcptr u, unsigned long int cnt)
-{
- mp_size_t usize = u->_mp_size;
- mp_size_t abs_usize = ABS (usize);
- mp_size_t wsize;
- mp_size_t limb_cnt;
- mp_ptr wp;
- mp_limb_t wlimb;
-
- if (usize == 0)
- {
- w->_mp_size = 0;
- return;
- }
-
- limb_cnt = cnt / GMP_NUMB_BITS;
- wsize = abs_usize + limb_cnt + 1;
- if (w->_mp_alloc < wsize)
- _mpz_realloc (w, wsize);
-
- wp = w->_mp_d;
- wsize = abs_usize + limb_cnt;
-
- cnt %= GMP_NUMB_BITS;
- if (cnt != 0)
- {
- wlimb = mpn_lshift (wp + limb_cnt, u->_mp_d, abs_usize, cnt);
- if (wlimb != 0)
- {
- wp[wsize] = wlimb;
- wsize++;
- }
- }
- else
- {
- MPN_COPY_DECR (wp + limb_cnt, u->_mp_d, abs_usize);
- }
-
- /* Zero all whole limbs at low end. Do it here and not before calling
- mpn_lshift, not to lose for U == W. */
- MPN_ZERO (wp, limb_cnt);
-
- w->_mp_size = usize >= 0 ? wsize : -wsize;
-}
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