md.h revision 1.1.4.2
1 1.1.4.2 gehenna /* $NetBSD: md.h,v 1.1.4.2 2002/07/14 17:47:45 gehenna Exp $ */ 2 1.1.4.2 gehenna 3 1.1.4.2 gehenna /* $OpenBSD: md.h,v 1.4 2001/03/29 03:58:18 mickey Exp $ */ 4 1.1.4.2 gehenna 5 1.1.4.2 gehenna /* 6 1.1.4.2 gehenna * Copyright 1996 1995 by Open Software Foundation, Inc. 7 1.1.4.2 gehenna * All Rights Reserved 8 1.1.4.2 gehenna * 9 1.1.4.2 gehenna * Permission to use, copy, modify, and distribute this software and 10 1.1.4.2 gehenna * its documentation for any purpose and without fee is hereby granted, 11 1.1.4.2 gehenna * provided that the above copyright notice appears in all copies and 12 1.1.4.2 gehenna * that both the copyright notice and this permission notice appear in 13 1.1.4.2 gehenna * supporting documentation. 14 1.1.4.2 gehenna * 15 1.1.4.2 gehenna * OSF DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE 16 1.1.4.2 gehenna * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 17 1.1.4.2 gehenna * FOR A PARTICULAR PURPOSE. 18 1.1.4.2 gehenna * 19 1.1.4.2 gehenna * IN NO EVENT SHALL OSF BE LIABLE FOR ANY SPECIAL, INDIRECT, OR 20 1.1.4.2 gehenna * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM 21 1.1.4.2 gehenna * LOSS OF USE, DATA OR PROFITS, WHETHER IN ACTION OF CONTRACT, 22 1.1.4.2 gehenna * NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION 23 1.1.4.2 gehenna * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 24 1.1.4.2 gehenna * 25 1.1.4.2 gehenna */ 26 1.1.4.2 gehenna /* 27 1.1.4.2 gehenna * pmk1.1 28 1.1.4.2 gehenna */ 29 1.1.4.2 gehenna /* 30 1.1.4.2 gehenna * (c) Copyright 1986 HEWLETT-PACKARD COMPANY 31 1.1.4.2 gehenna * 32 1.1.4.2 gehenna * To anyone who acknowledges that this file is provided "AS IS" 33 1.1.4.2 gehenna * without any express or implied warranty: 34 1.1.4.2 gehenna * permission to use, copy, modify, and distribute this file 35 1.1.4.2 gehenna * for any purpose is hereby granted without fee, provided that 36 1.1.4.2 gehenna * the above copyright notice and this notice appears in all 37 1.1.4.2 gehenna * copies, and that the name of Hewlett-Packard Company not be 38 1.1.4.2 gehenna * used in advertising or publicity pertaining to distribution 39 1.1.4.2 gehenna * of the software without specific, written prior permission. 40 1.1.4.2 gehenna * Hewlett-Packard Company makes no representations about the 41 1.1.4.2 gehenna * suitability of this software for any purpose. 42 1.1.4.2 gehenna */ 43 1.1.4.2 gehenna 44 1.1.4.2 gehenna #include <sys/cdefs.h> 45 1.1.4.2 gehenna 46 1.1.4.2 gehenna /***************************************************************** 47 1.1.4.2 gehenna * Muliply/Divide SFU Internal State * 48 1.1.4.2 gehenna *****************************************************************/ 49 1.1.4.2 gehenna struct mdsfu_register { 50 1.1.4.2 gehenna int rslt_hi, 51 1.1.4.2 gehenna rslt_lo, 52 1.1.4.2 gehenna ovflow; 53 1.1.4.2 gehenna }; 54 1.1.4.2 gehenna 55 1.1.4.2 gehenna #define result_hi result->rslt_hi 56 1.1.4.2 gehenna #define result_lo result->rslt_lo 57 1.1.4.2 gehenna #define overflow result->ovflow 58 1.1.4.2 gehenna 59 1.1.4.2 gehenna /* 60 1.1.4.2 gehenna * Constants 61 1.1.4.2 gehenna */ 62 1.1.4.2 gehenna 63 1.1.4.2 gehenna #undef FALSE 64 1.1.4.2 gehenna #define FALSE 0 65 1.1.4.2 gehenna 66 1.1.4.2 gehenna #undef TRUE 67 1.1.4.2 gehenna #define TRUE (!FALSE) 68 1.1.4.2 gehenna 69 1.1.4.2 gehenna #undef NIL 70 1.1.4.2 gehenna #define NIL 0 71 1.1.4.2 gehenna 72 1.1.4.2 gehenna #define WORD_LEN 32 73 1.1.4.2 gehenna #define BIT0 1<<31 74 1.1.4.2 gehenna #define BIT28 0x8 75 1.1.4.2 gehenna #define BIT29 0x4 76 1.1.4.2 gehenna #define BIT30 0x2 77 1.1.4.2 gehenna #define BIT31 0x1 78 1.1.4.2 gehenna 79 1.1.4.2 gehenna /* Simply copy the arguments to the emulated copies of the registers */ 80 1.1.4.2 gehenna #define mdrr(reg1,reg2,result) {result_hi = reg1;result_lo = reg2;} 81 1.1.4.2 gehenna 82 1.1.4.2 gehenna /* 83 1.1.4.2 gehenna * Structures 84 1.1.4.2 gehenna */ 85 1.1.4.2 gehenna 86 1.1.4.2 gehenna struct md_state { 87 1.1.4.2 gehenna int resulthi, /* high word of result */ 88 1.1.4.2 gehenna resultlo; /* low word of result */ 89 1.1.4.2 gehenna }; 90 1.1.4.2 gehenna 91 1.1.4.2 gehenna void divsfm __P((int, int, struct mdsfu_register *)); 92 1.1.4.2 gehenna void divsfr __P((int, int, struct mdsfu_register *)); 93 1.1.4.2 gehenna void divsim __P((int, int, struct mdsfu_register *)); 94 1.1.4.2 gehenna void divsir __P((int, int, struct mdsfu_register *)); 95 1.1.4.2 gehenna 96 1.1.4.2 gehenna void divu __P((int, int, int, struct mdsfu_register *)); 97 1.1.4.2 gehenna void divufr __P((unsigned int, unsigned int, struct mdsfu_register *)); 98 1.1.4.2 gehenna void divuir __P((unsigned int, unsigned int, struct mdsfu_register *)); 99 1.1.4.2 gehenna 100 1.1.4.2 gehenna void mpyaccs __P((int, int, struct mdsfu_register *)); 101 1.1.4.2 gehenna void mpyaccu __P((unsigned int, unsigned int, struct mdsfu_register *)); 102 1.1.4.2 gehenna void mpys __P((int, int, struct mdsfu_register *)); 103 1.1.4.2 gehenna void mpyscv __P((int, int, struct mdsfu_register *)); 104 1.1.4.2 gehenna void mpyu __P((unsigned int, unsigned int, struct mdsfu_register *)); 105 1.1.4.2 gehenna void mpyucv __P((unsigned int, unsigned int, struct mdsfu_register *)); 106 1.1.4.2 gehenna 107 1.1.4.2 gehenna int impys __P((int *, int *, struct mdsfu_register *)); 108 1.1.4.2 gehenna int impyu __P((int *, int *, struct mdsfu_register *)); 109
Indexes created Sat Oct 11 19:10:01 GMT 2025