1 /* Copyright (c) 1979 Regents of the University of California */ 2 3 static char sccsid[] = "@(#)CTTOT.c 1.4 06/10/81"; 4 5 #include "whoami.h" 6 #include "h00vars.h" 7 8 long _mask[] = { 9 # ifdef DEC11 10 0xffffffff , 0xfffffffe , 0xfffffffc , 0xfffffff8 , 11 0xfffffff0 , 0xffffffe0 , 0xffffffc0 , 0xffffff80 , 12 0xffffff00 , 0xfffffe00 , 0xfffffc00 , 0xfffff800 , 13 0xfffff000 , 0xffffe000 , 0xffffc000 , 0xffff8000 , 14 0xffff0000 , 0xfffe0000 , 0xfffc0000 , 0xfff80000 , 15 0xfff00000 , 0xffe00000 , 0xffc00000 , 0xff800000 , 16 0xff000000 , 0xfe000000 , 0xfc000000 , 0xf8000000 , 17 0xf0000000 , 0xe0000000 , 0xc0000000 , 0x80000000 , 18 0x00000000 19 # else 20 0xffffffff , 0xfeffffff , 0xfcffffff , 0xf8ffffff , 21 0xf0ffffff , 0xe0ffffff , 0xc0ffffff , 0x80ffffff , 22 0x00ffffff , 0x00feffff , 0x00fcffff , 0x00f8ffff , 23 0x00f0ffff , 0x00e0ffff , 0x00c0ffff , 0x0080ffff , 24 0x0000ffff , 0x0000feff , 0x0000fcff , 0x0000f8ff , 25 0x0000f0ff , 0x0000e0ff , 0x0000c0ff , 0x000080ff , 26 0x000000ff , 0x000000fe , 0x000000fc , 0x000000f8 , 27 0x000000f0 , 0x000000e0 , 0x000000c0 , 0x00000080 , 28 0x00000000 29 # endif DEC11 30 }; 31 /* 32 * Constant set constructor 33 */ 34 35 long * 36 CTTOT(result0, lwrbnd, uprbnd, paircnt, singcnt, data) 37 38 long *result0; /* pointer to final set */ 39 long lwrbnd; /* lower bound of set */ 40 long uprbnd; /* upper - lower of set */ 41 long paircnt; /* number of pairs to construct */ 42 long singcnt; /* number of singles to construct */ 43 long data; /* paircnt plus singcnt sets of data */ 44 { 45 register long *result = result0; 46 register long *dataptr = &data; 47 int lowerbnd = lwrbnd; 48 int upperbnd = uprbnd; 49 register long *lp; 50 register char *cp; 51 register long temp; 52 long *limit; 53 int lower; 54 int lowerdiv; 55 int lowermod; 56 int upper; 57 int upperdiv; 58 int uppermod; 59 int cnt; 60 61 limit = &result[(upperbnd + 1 + BITSPERLONG - 1) >> LG2BITSLONG]; 62 for (lp = result; lp < limit; ) 63 *lp++ = 0; 64 for (cnt = 0; cnt < paircnt; cnt++) { 65 upper = *dataptr++ - lowerbnd; 66 if (upper < 0 || upper > upperbnd) { 67 ERROR("Range upper bound of %D out of set bounds\n", 68 *--dataptr); 69 return; 70 } 71 lower = *dataptr++ - lowerbnd; 72 if (lower < 0 || lower > upperbnd) { 73 ERROR("Range lower bound of %D out of set bounds\n", 74 *--dataptr); 75 return; 76 } 77 if (lower > upper) { 78 continue; 79 } 80 lowerdiv = lower >> LG2BITSLONG; 81 lowermod = lower & MSKBITSLONG; 82 upperdiv = upper >> LG2BITSLONG; 83 uppermod = upper & MSKBITSLONG; 84 temp = _mask [lowermod]; 85 if ( lowerdiv == upperdiv ) { 86 temp &= ~_mask[ uppermod + 1 ]; 87 } 88 result[ lowerdiv ] |= temp; 89 limit = &result[ upperdiv-1 ]; 90 for ( lp = &result[ lowerdiv+1 ] ; lp <= limit ; lp++ ) { 91 *lp |= ~0; 92 } 93 if ( lowerdiv != upperdiv ) { 94 result[ upperdiv ] |= ~_mask[ uppermod + 1 ]; 95 } 96 } 97 for (cnt = 0, cp = (char *)result; cnt < singcnt; cnt++) { 98 lower = *dataptr++ - lowerbnd; 99 if (lower < 0 || lower > upperbnd) { 100 ERROR("Value of %D out of set bounds\n", *--dataptr); 101 return; 102 } 103 cp[ lower >> LG2BITSBYTE ] |= (1 << (lower & MSKBITSBYTE)); 104 } 105 return(result); 106 } 107