sys/external/bsd/compiler_rt/dist/test/Unit/negti2_test.c

   1 //===-- negti2_test.c - Test __negti2 -------------------------------------===//
   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 __negti2 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
  20
  21 ti_int __negti2(ti_int a);
  22
  23 int test__negti2(ti_int a, ti_int expected)
  24 {
  25     ti_int x = __negti2(a);
  26     if (x != expected)
  27     {
  28         twords at;
  29         at.all = a;
  30         twords xt;
  31         xt.all = x;
  32         twords expectedt;
  33         expectedt.all = expected;
  34         printf("error in __negti2: -0x%.16llX%.16llX = 0x%.16llX%.16llX, "
  35                "expected 0x%.16llX%.16llX\n",
  36                at.s.high, at.s.low, xt.s.high, xt.s.low, expectedt.s.high, expectedt.s.low);
  37     }
  38     return x != expected;
  39 }
  40
  41 char assumption_1[sizeof(ti_int) == 2*sizeof(di_int)] = {0};
  42
  43 #endif
  44
  45 int main()
  46 {
  47 #if __x86_64
  48     if (test__negti2(0, 0))
  49         return 1;
  50     if (test__negti2(1, -1))
  51         return 1;
  52     if (test__negti2(-1, 1))
  53         return 1;
  54     if (test__negti2(2, -2))
  55         return 1;
  56     if (test__negti2(-2, 2))
  57         return 1;
  58     if (test__negti2(3, -3))
  59         return 1;
  60     if (test__negti2(-3, 3))
  61         return 1;
  62     if (test__negti2(make_ti(0x0000000000000000LL, 0x00000000FFFFFFFELL),
  63                      make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000002LL)))
  64         return 1;
  65     if (test__negti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000002LL),
  66                      make_ti(0x0000000000000000LL, 0x00000000FFFFFFFELL)))
  67         return 1;
  68     if (test__negti2(make_ti(0x0000000000000000LL, 0x00000000FFFFFFFFLL),
  69                      make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000001LL)))
  70         return 1;
  71     if (test__negti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000001LL),
  72                      make_ti(0x0000000000000000LL, 0x00000000FFFFFFFFLL)))
  73         return 1;
  74     if (test__negti2(make_ti(0x0000000000000000LL, 0x0000000100000000LL),
  75                      make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000000LL)))
  76         return 1;
  77     if (test__negti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000000LL),
  78                      make_ti(0x0000000000000000LL, 0x0000000100000000LL)))
  79         return 1;
  80     if (test__negti2(make_ti(0x0000000000000000LL, 0x0000000200000000LL),
  81                      make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFE00000000LL)))
  82         return 1;
  83     if (test__negti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFE00000000LL),
  84                      make_ti(0x0000000000000000LL, 0x0000000200000000LL)))
  85         return 1;
  86     if (test__negti2(make_ti(0x0000000000000000LL, 0x0000000300000000LL),
  87                      make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFD00000000LL)))
  88         return 1;
  89     if (test__negti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFD00000000LL),
  90                      make_ti(0x0000000000000000LL, 0x0000000300000000LL)))
  91         return 1;
  92     if (test__negti2(make_ti(0x0000000000000000LL, 0x7FFFFFFFFFFFFFFFLL),
  93                      make_ti(0xFFFFFFFFFFFFFFFFLL, 0x8000000000000001LL)))
  94         return 1;
  95     if (test__negti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0x8000000000000001LL),
  96                      make_ti(0x0000000000000000LL, 0x7FFFFFFFFFFFFFFFLL)))
  97         return 1;
  98     if (test__negti2(make_ti(0x0000000000000000LL, 0x7FFFFFFFFFFFFFFFLL),
  99                      make_ti(0xFFFFFFFFFFFFFFFFLL, 0x8000000000000001LL)))
 100         return 1;
 101     if (test__negti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFE00000000LL),
 102                      make_ti(0x0000000000000000LL, 0x0000000200000000LL)))
 103         return 1;
 104     if (test__negti2(make_ti(0x0000000000000000LL, 0x0000000200000000LL),
 105                      make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFE00000000LL)))
 106         return 1;
 107     if (test__negti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000000LL),
 108                      make_ti(0x0000000000000000LL, 0x0000000100000000LL)))
 109         return 1;
 110     if (test__negti2(make_ti(0x0000000000000000LL, 0x0000000100000000LL),
 111                      make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000000LL)))
 112         return 1;
 113     if (test__negti2(make_ti(0x8000000000000000LL, 0x0000000000000000LL),
 114                      make_ti(0x8000000000000000LL, 0x0000000000000000LL)))
 115         return 1;
 116     if (test__negti2(make_ti(0x8000000000000000LL, 0x0000000000000001LL),
 117                      make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)))
 118         return 1;
 119     if (test__negti2(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
 120                      make_ti(0x8000000000000000LL, 0x0000000000000001LL)))
 121         return 1;
 122
 123 #else
 124     printf("skipped\n");
 125 #endif
 126    return 0;
 127 }