sys/external/bsd/compiler_rt/dist/test/Unit/cmpti2_test.c

   1 //===-- cmpti2_test.c - Test __cmpti2 -------------------------------------===//
   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 __cmpti2 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:  if (a <  b) returns 0
  20 //           if (a == b) returns 1
  21 //           if (a >  b) returns 2
  22
  23 si_int __cmpti2(ti_int a, ti_int b);
  24
  25 int test__cmpti2(ti_int a, ti_int b, si_int expected)
  26 {
  27     si_int x = __cmpti2(a, b);
  28     if (x != expected)
  29     {
  30         twords at;
  31         at.all = a;
  32         twords bt;
  33         bt.all = b;
  34         printf("error in __cmpti2(0x%llX%.16llX, 0x%llX%.16llX) = %d, expected %d\n",
  35                at.s.high, at.s.low, bt.s.high, bt.s.low, x, expected);
  36     }
  37     return x != expected;
  38 }
  39
  40 char assumption_1[sizeof(ti_int) == 2*sizeof(di_int)] = {0};
  41
  42 #endif
  43
  44 int main()
  45 {
  46 #if __x86_64
  47     if (test__cmpti2(0, 0, 1))
  48         return 1;
  49     if (test__cmpti2(1, 1, 1))
  50         return 1;
  51     if (test__cmpti2(2, 2, 1))
  52         return 1;
  53     if (test__cmpti2(0x7FFFFFFF, 0x7FFFFFFF, 1))
  54         return 1;
  55     if (test__cmpti2(0x80000000, 0x80000000, 1))
  56         return 1;
  57     if (test__cmpti2(0x80000001, 0x80000001, 1))
  58         return 1;
  59     if (test__cmpti2(0xFFFFFFFF, 0xFFFFFFFF, 1))
  60         return 1;
  61     if (test__cmpti2(0x000000010000000LL, 0x000000010000000LL, 1))
  62         return 1;
  63     if (test__cmpti2(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL, 1))
  64         return 1;
  65
  66     if (test__cmpti2(0x0000000200000002LL, 0x0000000300000001LL, 0))
  67         return 1;
  68     if (test__cmpti2(0x0000000200000002LL, 0x0000000300000002LL, 0))
  69         return 1;
  70     if (test__cmpti2(0x0000000200000002LL, 0x0000000300000003LL, 0))
  71         return 1;
  72
  73     if (test__cmpti2(0x0000000200000002LL, 0x0000000100000001LL, 2))
  74         return 1;
  75     if (test__cmpti2(0x0000000200000002LL, 0x0000000100000002LL, 2))
  76         return 1;
  77     if (test__cmpti2(0x0000000200000002LL, 0x0000000100000003LL, 2))
  78         return 1;
  79
  80     if (test__cmpti2(0x0000000200000002LL, 0x0000000200000001LL, 2))
  81         return 1;
  82     if (test__cmpti2(0x0000000200000002LL, 0x0000000200000002LL, 1))
  83         return 1;
  84     if (test__cmpti2(0x0000000200000002LL, 0x0000000200000003LL, 0))
  85         return 1;
  86
  87     if (test__cmpti2(make_ti(2, 2), make_ti(3, 1), 0))
  88         return 1;
  89     if (test__cmpti2(make_ti(2, 2), make_ti(3, 2), 0))
  90         return 1;
  91     if (test__cmpti2(make_ti(2, 2), make_ti(3, 3), 0))
  92         return 1;
  93
  94     if (test__cmpti2(make_ti(2, 2), make_ti(1, 1), 2))
  95         return 1;
  96     if (test__cmpti2(make_ti(2, 2), make_ti(1, 2), 2))
  97         return 1;
  98     if (test__cmpti2(make_ti(2, 2), make_ti(1, 3), 2))
  99         return 1;
 100
 101     if (test__cmpti2(make_ti(2, 2), make_ti(2, 1), 2))
 102         return 1;
 103     if (test__cmpti2(make_ti(2, 2), make_ti(2, 2), 1))
 104         return 1;
 105     if (test__cmpti2(make_ti(2, 2), make_ti(2, 3), 0))
 106         return 1;
 107
 108 #else
 109     printf("skipped\n");
 110 #endif
 111    return 0;
 112 }