sys/external/bsd/compiler_rt/dist/test/Unit/mulvti3_test.c

   1 //===-- mulvti3_test.c - Test __mulvti3 -----------------------------------===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is dual licensed under the MIT and the University of Illinois Open
   6 // Source Licenses. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 //
  10 // This file tests __mulvti3 for the compiler_rt library.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #if __x86_64
  15
  16 #include "int_lib.h"
  17 #include <stdio.h>
  18
  19 // Returns: a * b
  20
  21 // Effects: aborts if a * b overflows
  22
  23 ti_int __mulvti3(ti_int a, ti_int b);
  24
  25 int test__mulvti3(ti_int a, ti_int b, ti_int expected)
  26 {
  27     ti_int x = __mulvti3(a, b);
  28     if (x != expected)
  29     {
  30         twords at;
  31         at.all = a;
  32         twords bt;
  33         bt.all = b;
  34         twords xt;
  35         xt.all = x;
  36         twords expectedt;
  37         expectedt.all = expected;
  38         printf("error in __mulvti3: 0x%.16llX%.16llX * 0x%.16llX%.16llX = "
  39                "0x%.16llX%.16llX, expected 0x%.16llX%.16llX\n",
  40                at.s.high, at.s.low, bt.s.high, bt.s.low, xt.s.high, xt.s.low,
  41                expectedt.s.high, expectedt.s.low);
  42     }
  43     return x != expected;
  44 }
  45
  46 #endif
  47
  48 int main()
  49 {
  50 #if __x86_64
  51     if (test__mulvti3(0, 0, 0))
  52         return 1;
  53     if (test__mulvti3(0, 1, 0))
  54         return 1;
  55     if (test__mulvti3(1, 0, 0))
  56         return 1;
  57     if (test__mulvti3(0, 10, 0))
  58         return 1;
  59     if (test__mulvti3(10, 0, 0))
  60         return 1;
  61     if (test__mulvti3(0, 81985529216486895LL, 0))
  62         return 1;
  63     if (test__mulvti3(81985529216486895LL, 0, 0))
  64         return 1;
  65
  66     if (test__mulvti3(0, -1, 0))
  67         return 1;
  68     if (test__mulvti3(-1, 0, 0))
  69         return 1;
  70     if (test__mulvti3(0, -10, 0))
  71         return 1;
  72     if (test__mulvti3(-10, 0, 0))
  73         return 1;
  74     if (test__mulvti3(0, -81985529216486895LL, 0))
  75         return 1;
  76     if (test__mulvti3(-81985529216486895LL, 0, 0))
  77         return 1;
  78
  79     if (test__mulvti3(1, 1, 1))
  80         return 1;
  81     if (test__mulvti3(1, 10, 10))
  82         return 1;
  83     if (test__mulvti3(10, 1, 10))
  84         return 1;
  85     if (test__mulvti3(1, 81985529216486895LL, 81985529216486895LL))
  86         return 1;
  87     if (test__mulvti3(81985529216486895LL, 1, 81985529216486895LL))
  88         return 1;
  89
  90     if (test__mulvti3(1, -1, -1))
  91         return 1;
  92     if (test__mulvti3(1, -10, -10))
  93         return 1;
  94     if (test__mulvti3(-10, 1, -10))
  95         return 1;
  96     if (test__mulvti3(1, -81985529216486895LL, -81985529216486895LL))
  97         return 1;
  98     if (test__mulvti3(-81985529216486895LL, 1, -81985529216486895LL))
  99         return 1;
 100
 101     if (test__mulvti3(3037000499LL, 3037000499LL, 9223372030926249001LL))
 102         return 1;
 103     if (test__mulvti3(-3037000499LL, 3037000499LL, -9223372030926249001LL))
 104         return 1;
 105     if (test__mulvti3(3037000499LL, -3037000499LL, -9223372030926249001LL))
 106         return 1;
 107     if (test__mulvti3(-3037000499LL, -3037000499LL, 9223372030926249001LL))
 108         return 1;
 109
 110     if (test__mulvti3(4398046511103LL, 2097152LL, 9223372036852678656LL))
 111         return 1;
 112     if (test__mulvti3(-4398046511103LL, 2097152LL, -9223372036852678656LL))
 113         return 1;
 114     if (test__mulvti3(4398046511103LL, -2097152LL, -9223372036852678656LL))
 115         return 1;
 116     if (test__mulvti3(-4398046511103LL, -2097152LL, 9223372036852678656LL))
 117         return 1;
 118
 119     if (test__mulvti3(2097152LL, 4398046511103LL, 9223372036852678656LL))
 120         return 1;
 121     if (test__mulvti3(-2097152LL, 4398046511103LL, -9223372036852678656LL))
 122         return 1;
 123     if (test__mulvti3(2097152LL, -4398046511103LL, -9223372036852678656LL))
 124         return 1;
 125     if (test__mulvti3(-2097152LL, -4398046511103LL, 9223372036852678656LL))
 126         return 1;
 127
 128     if (test__mulvti3(make_ti(0x00000000000000B5LL, 0x04F333F9DE5BE000LL),
 129                       make_ti(0x0000000000000000LL, 0x00B504F333F9DE5BLL),
 130                       make_ti(0x7FFFFFFFFFFFF328LL, 0xDF915DA296E8A000LL)))
 131         return 1;
 132
 133 //     if (test__mulvti3(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
 134 //                       -2,
 135 //                       make_ti(0x8000000000000000LL, 0x0000000000000001LL)))  // abort
 136 //         return 1;
 137 //     if (test__mulvti3(-2,
 138 //                       make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
 139 //                       make_ti(0x8000000000000000LL, 0x0000000000000001LL)))  // abort
 140 //         return 1;
 141     if (test__mulvti3(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
 142                       -1,
 143                       make_ti(0x8000000000000000LL, 0x0000000000000001LL)))
 144         return 1;
 145     if (test__mulvti3(-1,
 146                       make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
 147                       make_ti(0x8000000000000000LL, 0x0000000000000001LL)))
 148         return 1;
 149     if (test__mulvti3(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
 150                       0,
 151                       0))
 152         return 1;
 153     if (test__mulvti3(0,
 154                       make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
 155                       0))
 156         return 1;
 157     if (test__mulvti3(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
 158                       1,
 159                       make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)))
 160         return 1;
 161     if (test__mulvti3(1,
 162                       make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
 163                       make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)))
 164         return 1;
 165 //     if (test__mulvti3(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
 166 //                       2,
 167 //                       make_ti(0x8000000000000000LL, 0x0000000000000001LL)))  // abort
 168 //         return 1;
 169 //     if (test__mulvti3(2,
 170 //                       make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
 171 //                       make_ti(0x8000000000000000LL, 0x0000000000000001LL)))  // abort
 172 //         return 1;
 173
 174 //     if (test__mulvti3(make_ti(0x8000000000000000LL, 0x0000000000000000LL),
 175 //                       -2,
 176 //                       make_ti(0x8000000000000000LL, 0x0000000000000000LL)))  // abort
 177 //         return 1;
 178 //     if (test__mulvti3(-2,
 179 //                       make_ti(0x8000000000000000LL, 0x0000000000000000LL),
 180 //                       make_ti(0x8000000000000000LL, 0x0000000000000000LL)))  // abort
 181 //         return 1;
 182 //     if (test__mulvti3(make_ti(0x8000000000000000LL, 0x0000000000000000LL),
 183 //                       -1,
 184 //                       make_ti(0x8000000000000000LL, 0x0000000000000000LL)))  // abort
 185 //         return 1;
 186 //     if (test__mulvti3(-1,
 187 //                       make_ti(0x8000000000000000LL, 0x0000000000000000LL),
 188 //                       make_ti(0x8000000000000000LL, 0x0000000000000000LL)))  // abort
 189 //         return 1;
 190     if (test__mulvti3(make_ti(0x8000000000000000LL, 0x0000000000000000LL),
 191                       0,
 192                       0))
 193         return 1;
 194     if (test__mulvti3(0,
 195                       make_ti(0x8000000000000000LL, 0x0000000000000000LL),
 196                       0))
 197         return 1;
 198     if (test__mulvti3(make_ti(0x8000000000000000LL, 0x0000000000000000LL),
 199                       1,
 200                       make_ti(0x8000000000000000LL, 0x0000000000000000LL)))
 201         return 1;
 202     if (test__mulvti3(1,
 203                       make_ti(0x8000000000000000LL, 0x0000000000000000LL),
 204                       make_ti(0x8000000000000000LL, 0x0000000000000000LL)))
 205         return 1;
 206 //     if (test__mulvti3(make_ti(0x8000000000000000LL, 0x0000000000000000LL),
 207 //                       2,
 208 //                       make_ti(0x8000000000000000LL, 0x0000000000000000LL)))  // abort
 209 //         return 1;
 210 //     if (test__mulvti3(2,
 211 //                       make_ti(0x8000000000000000LL, 0x0000000000000000LL),
 212 //                       make_ti(0x8000000000000000LL, 0x0000000000000000LL)))  // abort
 213 //         return 1;
 214
 215 //     if (test__mulvti3(make_ti(0x8000000000000000LL, 0x0000000000000001LL),
 216 //                       -2,
 217 //                       make_ti(0x8000000000000000LL, 0x0000000000000001LL)))  // abort
 218 //         return 1;
 219 //     if (test__mulvti3(-2,
 220 //                       make_ti(0x8000000000000000LL, 0x0000000000000001LL),
 221 //                       make_ti(0x8000000000000000LL, 0x0000000000000001LL)))  // abort
 222 //         return 1;
 223     if (test__mulvti3(make_ti(0x8000000000000000LL, 0x0000000000000001LL),
 224                       -1,
 225                       make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)))
 226         return 1;
 227     if (test__mulvti3(-1,
 228                       make_ti(0x8000000000000000LL, 0x0000000000000001LL),
 229                       make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)))
 230         return 1;
 231     if (test__mulvti3(make_ti(0x8000000000000000LL, 0x0000000000000001LL),
 232                       0,
 233                       0))
 234         return 1;
 235     if (test__mulvti3(0,
 236                       make_ti(0x8000000000000000LL, 0x0000000000000001LL),
 237                       0))
 238         return 1;
 239     if (test__mulvti3(make_ti(0x8000000000000000LL, 0x0000000000000001LL),
 240                       1,
 241                       make_ti(0x8000000000000000LL, 0x0000000000000001LL)))
 242         return 1;
 243     if (test__mulvti3(1,
 244                       make_ti(0x8000000000000000LL, 0x0000000000000001LL),
 245                       make_ti(0x8000000000000000LL, 0x0000000000000001LL)))
 246         return 1;
 247 //     if (test__mulvti3(make_ti(0x8000000000000000LL, 0x0000000000000001LL),
 248 //                       2,
 249 //                       make_ti(0x8000000000000000LL, 0x0000000000000000LL)))  // abort
 250 //         return 1;
 251 //     if (test__mulvti3(2,
 252 //                       make_ti(0x8000000000000000LL, 0x0000000000000001LL),
 253 //                       make_ti(0x8000000000000000LL, 0x0000000000000000LL)))  // abort
 254 //         return 1;
 255
 256 #else
 257     printf("skipped\n");
 258 #endif
 259     return 0;
 260 }