1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #pragma ident "%Z%%M% %I% %E% SMI" 28 29 /* Copyright (c) 1988 AT&T */ 30 /* All Rights Reserved */ 31 32 33 #pragma weak lmul = _lmul 34 35 #include "synonyms.h" 36 #include "sys/types.h" 37 #include "sys/dl.h" 38 39 dl_t 40 lmul(dl_t lop, dl_t rop) 41 { 42 dl_t ans; 43 dl_t tmp; 44 int jj; 45 46 ans = lzero; 47 48 for (jj = 0; jj <= 63; jj++) { 49 if ((lshiftl(rop, -jj).dl_lop & 1) == 0) 50 continue; 51 tmp = lshiftl(lop, jj); 52 tmp.dl_hop &= 0x7fffffff; 53 ans = ladd(ans, tmp); 54 }; 55 56 return (ans); 57 } 58