/* mpihelp-mul_2.c - MPI helper functions * Copyright (C) 1994, 1996, 1997, 1998, 2001 Free Software Foundation, Inc. * * This file is part of GnuPG. * * GnuPG is free software; you can redistribute it and/or modify * it under the terms of 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. * * GnuPG 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 a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA * * Note: This code is heavily based on the GNU MP Library. * Actually it's the same code with only minor changes in the * way the data is stored; this is to support the abstraction * of an optional secure memory allocation which may be used * to avoid revealing of sensitive data due to paging etc. * The GNU MP Library itself is published under the LGPL; * however I decided to publish this code under the plain GPL. */ #include "mpi-internal.h" #include "longlong.h" mpi_limb_t mpihelp_addmul_1(mpi_ptr_t res_ptr, mpi_ptr_t s1_ptr, mpi_size_t s1_size, mpi_limb_t s2_limb) { mpi_limb_t cy_limb; mpi_size_t j; mpi_limb_t prod_high, prod_low; mpi_limb_t x; /* The loop counter and index J goes from -SIZE to -1. This way * the loop becomes faster. */ j = -s1_size; res_ptr -= j; s1_ptr -= j; cy_limb = 0; do { umul_ppmm(prod_high, prod_low, s1_ptr[j], s2_limb); prod_low += cy_limb; cy_limb = (prod_low < cy_limb ? 1 : 0) + prod_high; x = res_ptr[j]; prod_low = x + prod_low; cy_limb += prod_low < x ? 1 : 0; res_ptr[j] = prod_low; } while (++j); return cy_limb; } xprtrdma/svc_rdma.c?id=1bae6c99decf9137069646b593d3439171a8a8e2'>commitdiff
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authorDavid S. Miller <davem@davemloft.net>2017-01-30 22:05:52 -0500
committerDavid S. Miller <davem@davemloft.net>2017-01-30 22:05:52 -0500
commit1bae6c99decf9137069646b593d3439171a8a8e2 (patch)
tree431604a568cd2303973470de326bd9731370a025 /net/sunrpc/xprtrdma/svc_rdma.c
parent63c190429020a9701b42887ac22c28f287f1762f (diff)
parent2b2d3eb41c920b47df2fcedd1489cf748bd09466 (diff)
Merge branch 'sh_eth-E-DMAC-interrupt-mask-cleanups'
Sergei Shtylyov says: ==================== sh_eth: E-DMAC interrupt mask cleanups Here's a set of 3 patches against DaveM's 'net-next.git' repo. The main goal of this set is to stop using the bare numbers for the E-DMAC interrupt masks. [1/3] sh_eth: rename EESIPR bits [2/3] sh_eth: add missing EESIPR bits [3/3] sh_eth: stop using bare numbers for EESIPR values ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sunrpc/xprtrdma/svc_rdma.c')