std_ulogic_vector_datatype.log.linux64 revision 12855:588919e0e4aa
1SystemC Simulation 2 3INTEGER SIZE = 4 bytes 4SHORT INTEGER SIZE = 2 bytes 5LONG INTEGER SIZE = 8 bytes 6UNSIGNED LONG SIZE = 8 bytes 7SIGNED LONG SIZE = 8 bytes 8 9std_ulogic_vector <= C++ string 10------------------------------------------- 11A = 01XZXXXXX "01XZUWLH-" 12B = XX0XX1XXX "ZZ1XX0UU1WWW" 13BIG = 11110000111100001111000011110000111100001111000011110000111100001111 14 "11110000111100001111000011110000111100001111000011110000111100001111" 15HUGE = 1111000011110000111100001111000011110000111100001111000011110000 16 1111000011110000111100001111000011110000111100001111000011110000 17 1111000011110000111100001111000011110000111100001111000011110000 18 1111000011110000111100001111000011110000111100001111000011110000 19 1111000011110000111100001111000011110000111100001111000011110000 20 1111000011110000111100001111000011110000111100001111000011110000 21 1111000011110000111100001111000011110000111100001111000011110000 22 1111000011110000111100001111000011110000111100001111000011110000 23 1111000011110000111100001111000011110000111100001111000011110000 24 1111000011110000111100001111000011110000111100001111000011110000 25 1111000011110000111100001111000011110000111100001111000011110000 26 1111000011110000111100001111000011110000111100001111000011110000 27 1111000011110000111100001111000011110000111100001111000011110000 28 1111000011110000111100001111000011110000111100001111000011110000 29 1111000011110000111100001111000011110000111100001111000011110000 30 1111000011110000111100001111000011110000111100001111000011110000 31 1111000011110000111100001111000011110000111100001111000011110000 32 1111000011110000111100001111000011110000111100001111000011110000 33 1111000011110000111100001111000011110000111100001111000011110000 34 1111000011110000111100001111000011110000111100001111000011110000 35 1111 36 37std_ulogic_vector <= std_ulogic_vector 38-------------------------------------------------- 39C = XX0XX1XXX ZZ1XX0XX1XXX 40BIG2 = 11110000111100001111000011110000111100001111000011110000111100001111 41 "11110000111100001111000011110000111100001111000011110000111100001111" 42 43std_ulogic_vector <= C++ array of bool 44-------------------------------------------------- 45D = XXXXZX10X -, L, H, W, Z, X, 1, 0, U 46E = 10011XXXX X, X, 1, 1, 0, 0, 1, 1, X, X, U, U 47BIG3 = 11110000111100001111000011110000111100001111000011110000111100001111 48 "11110000111100001111000011110000111100001111000011110000111100001111 49 000011110000" 50 51std_ulogic_vector <= bool_vector 52-------------------------------------------- 53F = 1010 "1010" 54 55std_ulogic_vector <= unsigned long 56---------------------------------------------- 57H = 1001 ...10001001 (137) 58I = 00000000000000000000000010001001 ...10001001 (137) 59J = 0000000000000000000000000000000010001001 ...10001001 (137) 60 61std_ulogic_vector <= sc_unsigned 62-------------------------------------------- 63K = 0011 11 (3) 64L = 1101 1101 (13) 65M = 1001 10001001 (137) 66 67std_ulogic_vector <= signed long 68-------------------------------------------- 69N = 01001 ...010001001 (137) 70O = 00000000000000000000000010001001 ...010001001 (137) 71P = 0000000000000000000000000000000010001001 ...010001001 (137) 72Q = 10111 ...101110111 (-137) 73R = 11111111111111111111111101110111 ...101110111 (-137) 74S = 1111111111111111111111111111111101110111 ...101110111 (-137) 75 76std_ulogic_vector <= sc_signed 77------------------------------------------ 78T = 00011 011 (3) 79U = 01101 01101 (13) 80V = 01001 010001001 (137) 81W = 11101 101 (-3) 82X = 10011 10011 (-13) 83Y = 10111 101110111 (-137) 84 85std_ulogic_vector <= to_uint() 86----------------------------------------------------------------- 87TU1 = 1001 9 88TU2 = 10000000000000000000000000000001 2147483649 89TU3 = 0000000110000000000000000000000000000001 2147483649 90TU4 = 1101 1 (01) 91TU4 = 1101 13 (1101) 92TU4 = 1101 13 (00001101) 93 94std_ulogic_vector <= to_int() 95----------------------------------------------------------------- 96TS1 = 1001 -7 97TS2 = 11111111111111111111101111111001 -1031 98TS3 = 0000000111111111111111111111101111111001 -1031 99TS4 = 11001 1 (001) 100TS4 = 11001 -7 (11001) 101TS4 = 11001 -7 (111111001) 102 103std_ulogic_vector <= Typecast sc_unsigned 104----------------------------------------------------------------- 105TCU1 = 1101 1 (01) 106TCU1 = 1101 13 (1101) 107TCU1 = 1101 13 (00001101) 108 109std_ulogic_vector <= Typecast sc_signed 110----------------------------------------------------------------- 111TCS1 = 11001 1 (001) 112TCS1 = 11001 -7 (11001) 113TCS1 = 11001 25 (000011001) 114 115std_ulogic_vector <= to_string() 116-------------------------------------------- 117TSTR = XXZ01XXXX XXZ01XXXX 118 119range() tests 120----------------------------------------------------------------- 121INITIAL 4-BIT 1000 122INITIAL 9-BIT XXZ01XXXX 123 124LVALUE RISE 1 0 0 0 125LVALUE FALL 0 0 0 1 126LVALUE SUB RISE 0 1 0 0 127LVALUE SUB FALL X X X X 1 0 Z X X 128LVALUE BIT 1 1 0 1 129 130RVALUE RISE 1 0 0 0 131RVALUE FALL 0 0 0 1 132RVALUE SUB FALL X X X X 1 0 Z X X 133RVALUE SUB RISE 1 0 0 0 134RVALUE BIT [] 1 0 1 1 135RVALUE BIT 0 0 1 0 136 137op1 operator op2 result [All operands are std_ulogic_vector] 138---------------------------------------------------------------- 1391010 &= 1000 = 1000 1401010 ^= 1000 = 0010 1411010 |= 1000 = 1010 142~(1010) = 0101 1431010 & 1000 = 1000 1441010 ^ 1000 = 0010 1451010 | 1000 = 1010 146 1471010 &= 111011 = 1010 1481010 ^= 111011 = 0001 1491010 |= 111011 = 1011 1501010 & 111011 = 1010 1511010 ^ 111011 = 0001 1521010 | 111011 = 1011 153 1541010 and_reduce() = 0 1551010 or_reduce() = 1 1561010 xor_reduce() = 0 157 1581010 == 1000 -> false 1591010 != 1000 -> true 160 1611111 = 1111 162 163+-------------------------+ 164| AND (&) | X | 0 | 1 | Z | 165+-------------------------+ 166| X | X | 0 | X | X | 167+-------------------------+ 168| 0 | 0 | 0 | 0 | 0 | 169+-------------------------+ 170| 1 | X | 0 | 1 | X | 171+-------------------------+ 172| Z | X | 0 | X | X | 173+-------------------------+ 174 175+-------------------------+ 176| OR (|) | X | 0 | 1 | Z | 177+-------------------------+ 178| X | X | X | 1 | X | 179+-------------------------+ 180| 0 | X | 0 | 1 | X | 181+-------------------------+ 182| 1 | 1 | 1 | 1 | 1 | 183+-------------------------+ 184| Z | X | X | 1 | X | 185+-------------------------+ 186 187+-------------------------+ 188| XOR (^) | X | 0 | 1 | Z | 189+-------------------------+ 190| X | X | X | X | X | 191+-------------------------+ 192| 0 | X | 0 | 1 | X | 193+-------------------------+ 194| 1 | X | 1 | 0 | X | 195+-------------------------+ 196| Z | X | X | X | X | 197+-------------------------+ 198 199+-------------------------+ 200| NOT (~) | X | 0 | 1 | Z | 201+-------------------------+ 202| | X | 1 | 0 | X | 203+-------------------------+ 204