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 /* 24 * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 25 * Use is subject to license terms. 26 */ 27 28 #ifndef _MULDIV_H 29 #define _MULDIV_H 30 31 #pragma ident "%Z%%M% %I% %E% SMI" 32 33 /* 34 * Helper routines for Sun and GCC compilers in 32-bit mode, 35 * doing 64-bit math. These routines should not be called directly; 36 * they are called by code generated by the compiler. Their declarations 37 * are here for kmdb's hdr2map and map2linktest mechanisms. 38 */ 39 40 #if !defined(__amd64) 41 42 #ifdef __cplusplus 43 extern "C" { 44 #endif 45 46 extern int64_t __mul64(int64_t a, int64_t b); 47 48 extern uint64_t __udiv64(uint64_t x, uint64_t y); 49 extern uint64_t __urem64(uint64_t x, uint64_t y); 50 extern int64_t __div64(int64_t x, int64_t y); 51 extern int64_t __rem64(int64_t x, int64_t y); 52 53 extern uint64_t __udivdi3(uint64_t a, uint64_t b); 54 extern uint64_t __umoddi3(uint64_t a, uint64_t b); 55 extern int64_t __divdi3(int64_t a, int64_t b); 56 extern int64_t __moddi3(int64_t a, int64_t b); 57 58 extern uint64_t __udivrem64(uint64_t x, uint64_t y); 59 extern int64_t __divrem64(int64_t x, int64_t y); 60 61 #ifdef __cplusplus 62 } 63 #endif 64 65 #endif /* !defined(amd64) */ 66 67 #endif /* _MULDIV_H */ 68