URL
https://opencores.org/ocsvn/openrisc/openrisc/trunk
Subversion Repositories openrisc
[/] [openrisc/] [tags/] [gnu-dev/] [fsf-gcc-snapshot-1-mar-12/] [or1k-gcc/] [libgcc/] [config/] [rl78/] [rl78-mul.h] - Rev 734
Go to most recent revision | Compare with Previous | Blame | View Log
/* libgcc routines for RL78 Copyright (C) 2005, 2009, 2011 Free Software Foundation, Inc. Contributed by Red Hat. This file is part of GCC. GCC 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 3, or (at your option) any later version. GCC 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. Under Section 7 of GPL version 3, you are granted additional permissions described in the GCC Runtime Library Exception, version 3.1, as published by the Free Software Foundation. You should have received a copy of the GNU General Public License and a copy of the GCC Runtime Library Exception along with this program; see the files COPYING3 and COPYING.RUNTIME respectively. If not, see <http://www.gnu.org/licenses/>. */ UINT_TYPE C3(__mul,NAME_MODE,3) (UINT_TYPE, UINT_TYPE); UINT_TYPE C3(__mul,NAME_MODE,3) (UINT_TYPE a, UINT_TYPE b) { UINT_TYPE rv = 0; char bit; for (bit=0; b && bit<sizeof(UINT_TYPE)*8; bit++) { if (b & 1) rv += a; a <<= 1; b >>= 1; } return rv; }
Go to most recent revision | Compare with Previous | Blame | View Log