/* * This file is part of GNU CC. * * GNU CC 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, or (at your * option) any later version. * * GNU CC 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 GNU CC; see the file COPYING. If not, write * to the Free Software Foundation, 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ #include <common.h> #if !defined(CFG_NIOS_MULT_HW) && !defined(CFG_NIOS_MULT_MSTEP) #include "math.h" USItype __mulsi3 (USItype a, USItype b) { USItype c = 0; while (a != 0) { if (a & 1) c += b; a >>= 1; b <<= 1; } return c; } UHItype __mulhi3 (UHItype a, UHItype b) { UHItype c = 0; while (a != 0) { if (a & 1) c += b; a >>= 1; b <<= 1; } return c; } #endif /*!defined(CFG_NIOS_MULT_HW) && !defined(CFG_NIOS_MULT_MSTEP) */