Open64 (mfef90, whirl2f, and IR tools)
TAG: version-openad; SVN changeset: 916
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00001 /* 00002 00003 Copyright (C) 2000, 2001 Silicon Graphics, Inc. All Rights Reserved. 00004 00005 This program is free software; you can redistribute it and/or modify it 00006 under the terms of version 2 of the GNU General Public License as 00007 published by the Free Software Foundation. 00008 00009 This program is distributed in the hope that it would be useful, but 00010 WITHOUT ANY WARRANTY; without even the implied warranty of 00011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 00012 00013 Further, this software is distributed without any warranty that it is 00014 free of the rightful claim of any third person regarding infringement 00015 or the like. Any license provided herein, whether implied or 00016 otherwise, applies only to this software file. Patent licenses, if 00017 any, provided herein do not apply to combinations of this program with 00018 other software, or any other product whatsoever. 00019 00020 You should have received a copy of the GNU General Public License along 00021 with this program; if not, write the Free Software Foundation, Inc., 59 00022 Temple Place - Suite 330, Boston MA 02111-1307, USA. 00023 00024 Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pky, 00025 Mountain View, CA 94043, or: 00026 00027 http://www.sgi.com 00028 00029 For further information regarding this notice, see: 00030 00031 http://oss.sgi.com/projects/GenInfo/NoticeExplan 00032 00033 */ 00034 00035 00036 /* Some macros to implement 64-bit integer operations with arrays of 16-bit 00037 * unsigned integers. 00038 */ 00039 00040 #if _CRAY 00041 #define ZERO64(a) ( *((long*)&(a)) = 0 ) 00042 #else 00043 #define ZERO64(a) ( (a).part1 = (a).part2 = (a).part3 = (a).part4 = 0 ) 00044 #endif 00045 00046 #if _CRAY 00047 #define COPY64(to,fr) ( *((long*)&(to)) = *((long*)&(fr)) ) 00048 #else 00049 #define COPY64(to,fr) ( (to).part1 = (fr).part1, \ 00050 (to).part2 = (fr).part2, \ 00051 (to).part3 = (fr).part3, \ 00052 (to).part4 = (fr).part4 ) 00053 #endif 00054 00055 #if _CRAY 00056 #define SHLEFT64(x) ( *((long*)&(x)) = *((long*)&(x))<<1 ) 00057 #else 00058 #define SHLEFT64(x) do { \ 00059 (x).part1 = ((x).part1 << 1) | ((x).part2 >> 15); \ 00060 (x).part2 = ((x).part2 << 1) | ((x).part3 >> 15); \ 00061 (x).part3 = ((x).part3 << 1) | ((x).part4 >> 15); \ 00062 (x).part4 = (x).part4 << 1; \ 00063 } while (0) 00064 #endif 00065 00066 #if _CRAY 00067 #define SHLEFT64N(x,n) ( *((long*)&(x)) = *((long*)&(x))<<(n) ) 00068 #else 00069 #define SHLEFT64N(x,n) do { \ 00070 register int _n = n; \ 00071 switch(_n>>4){ \ 00072 case 0: \ 00073 (x).part1 = ((x).part1 << _n) | ((x).part2 >> (16-_n)); \ 00074 (x).part2 = ((x).part2 << _n) | ((x).part3 >> (16-_n)); \ 00075 (x).part3 = ((x).part3 << _n) | ((x).part4 >> (16-_n)); \ 00076 (x).part4 = ((x).part4 << _n); \ 00077 break; \ 00078 case 1: \ 00079 (x).part1 = ((x).part2 << (_n-16)) | ((x).part3 >> (32-_n));\ 00080 (x).part2 = ((x).part3 << (_n-16)) | ((x).part4 >> (32-_n));\ 00081 (x).part3 = ((x).part4 << (_n-16)); \ 00082 (x).part4 = 0; \ 00083 break; \ 00084 case 2: \ 00085 (x).part1 = ((x).part3 << (_n-32)) | ((x).part4 >> (48-_n));\ 00086 (x).part2 = ((x).part4 << (_n-32)); \ 00087 (x).part3 = (x).part4 = 0; \ 00088 break; \ 00089 case 3: \ 00090 (x).part1 = ((x).part4 << (_n-48)); \ 00091 (x).part2 = (x).part3 = (x).part4 = 0; \ 00092 break; \ 00093 default: \ 00094 (x).part1 = (x).part2 = (x).part3 = (x).part4 = 0; \ 00095 } \ 00096 } while(0) 00097 #endif 00098 00099 #if _CRAY 00100 #define SHRIGHT64(x) ( *((unsigned long*)&(x)) = *((unsigned long*)&(x))>>1 ) 00101 #else 00102 #define SHRIGHT64(x) do { \ 00103 (x).part4 = ((x).part4 >> 1) | (((x).part3 & 1) << 15); \ 00104 (x).part3 = ((x).part3 >> 1) | (((x).part2 & 1) << 15); \ 00105 (x).part2 = ((x).part2 >> 1) | (((x).part1 & 1) << 15); \ 00106 (x).part1 >>= 1; \ 00107 } while (0) 00108 #endif 00109 00110 #if _CRAY 00111 #define SHRIGHT64N(x,n) ( *((unsigned long*)&(x)) = *((unsigned long*)&(x))>>(n) ) 00112 #else 00113 #define SHRIGHT64N(x,n) do { \ 00114 register int _n = n; \ 00115 switch(_n>>4) { \ 00116 case 0: \ 00117 (x).part4 = ((x).part4 >> _n) | ((x).part3 << (16-_n)); \ 00118 (x).part3 = ((x).part3 >> _n) | ((x).part2 << (16-_n)); \ 00119 (x).part2 = ((x).part2 >> _n) | ((x).part1 << (16-_n)); \ 00120 (x).part1 = ((x).part1 >> _n); \ 00121 break; \ 00122 case 1: \ 00123 (x).part4 = ((x).part3 >> (_n-16)) | ((x).part2 << (32-_n));\ 00124 (x).part3 = ((x).part2 >> (_n-16)) | ((x).part1 << (32-_n));\ 00125 (x).part2 = ((x).part1 >> (_n-16)); \ 00126 (x).part1 = 0; \ 00127 break; \ 00128 case 2: \ 00129 (x).part4 = ((x).part2 >> (_n-32)) | ((x).part1 << (48-_n));\ 00130 (x).part3 = ((x).part1 >> (_n-32)); \ 00131 (x).part2 = (x).part1 = 0; \ 00132 break; \ 00133 case 3: \ 00134 (x).part4 = ((x).part1 >> (_n-48)); \ 00135 (x).part3 = (x).part2 = (x).part1 = 0; \ 00136 break; \ 00137 default: \ 00138 (x).part4 = (x).part3 = (x).part2 = (x).part1 = 0; \ 00139 } \ 00140 } while(0) 00141 #endif 00142 00143 #if _CRAY 00144 #define SHRIGHT64X(x) ( *((unsigned long*)&(x)) = \ 00145 (*((unsigned long*)&(x))&0x8000000000000000) | (*((unsigned long*)&(x))>>1) ) 00146 #else 00147 #define SHRIGHT64X(x) do { \ 00148 (x).part4 = ((x).part4 >> 1) | (((x).part3 & 1) << 15); \ 00149 (x).part3 = ((x).part3 >> 1) | (((x).part2 & 1) << 15); \ 00150 (x).part2 = ((x).part2 >> 1) | (((x).part1 & 1) << 15); \ 00151 (x).part1 = ((x).part1 >> 1) | ((x).part1 & (1 << 15)); \ 00152 } while (0) 00153 #endif 00154 00155 #if _CRAY 00156 #define SIGNBIT(x) ( *((long*)&(x))>>63 ) 00157 #else 00158 #define SIGNBIT(x) ( (x).part1 >> 15 ) 00159 #endif 00160 00161 #if _CRAY 00162 #define ADD64(sum,a,b) ( *((long*)&(sum)) = *((long*)&(a)) + *((long*)&(b)) ) 00163 #else 00164 #define ADD64(sum,a,b) do { \ 00165 unsigned long t = (a).part4 + (b).part4; \ 00166 (sum).part4 = t; \ 00167 t >>= 16; \ 00168 (sum).part3 = t += (a).part3 + (b).part3; \ 00169 t >>= 16; \ 00170 (sum).part2 = t += (a).part2 + (b).part2; \ 00171 (sum).part1 = (t >> 16) + (a).part1 + (b).part1; \ 00172 } while (0) 00173 #endif 00174 00175 #if _CRAY 00176 #define INC64(a) ( (*((long*)&(a)))++ ) 00177 #else 00178 #define INC64(a) do { \ 00179 unsigned long t = (a).part4 + 1; \ 00180 (a).part4 = t; \ 00181 (a).part3 = t = (t >> 16) + (a).part3; \ 00182 (a).part2 = t = (t >> 16) + (a).part2; \ 00183 (a).part1 += t >> 16; \ 00184 } while (0) 00185 #endif 00186 00187 #if _CRAY 00188 #define DEC64(a) ( (*((long*)&(a)))-- ) 00189 #else 00190 #define DEC64(a) do { \ 00191 unsigned long t = (a).part4 + MASKR (16); \ 00192 (a).part4 = t; \ 00193 (a).part3 = t = (t >> 16) + (a).part3 + MASKR (16); \ 00194 (a).part2 = t = (t >> 16) + (a).part2 + MASKR (16); \ 00195 (a).part1 += (t >> 16) + MASKR (16); \ 00196 } while (0) 00197 #endif 00198 00199 #if _CRAY 00200 #define NEG64(a) ( *((long*)&(a)) = -(*((long*)&(a))) ) 00201 #else 00202 #define NEG64(a) do { \ 00203 NOT64 (a); \ 00204 INC64 (a); \ 00205 } while (0) 00206 #endif 00207 00208 #define MULSTEP(sum,bits,val,ct) do { \ 00209 int i; \ 00210 for (i = 0; i < (ct); i++) { \ 00211 SHLEFT64 (bits); \ 00212 if (SIGNBIT (bits)) \ 00213 ADD64 (sum, sum, val); \ 00214 SHRIGHT64 (val); \ 00215 } \ 00216 } while (0) 00217 00218 #if _CRAY 00219 #define NOT64(a) ( *((long*)&(a)) = ~(*((long*)&(a))) ) 00220 #else 00221 #define NOT64(a) ( (a).part1 ^= MASKR (16), \ 00222 (a).part2 ^= MASKR (16), \ 00223 (a).part3 ^= MASKR (16), \ 00224 (a).part4 ^= MASKR (16) ) 00225 #endif 00226 00227 00228 #ifdef _LITTLE_ENDIAN 00229 #define WORD_SWAP(x) \ 00230 { unsigned long t ; \ 00231 t = (x).part1 ; (x).part1 = (x).part4; (x).part4=t; \ 00232 t = (x).part2 ; (x).part2 = (x).part3; (x).part3=t; \ 00233 } 00234 #else 00235 #define WORD_SWAP(x) 00236 #endif 00237 00238 /* $Id: int64.h,v 1.1.1.1 2002-05-22 20:06:19 dsystem Exp $ */