src/libcompiler_builtins/compiler-rt/test/builtins/Unit/ashrti3_test.c

   1 //===-- ashrti3_test.c - Test __ashrti3 -----------------------------------===//
   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 __ashrti3 for the compiler_rt library.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #include "int_lib.h"
  15 #include <stdio.h>
  16
  17 #ifdef CRT_HAS_128BIT
  18
  19 // Returns: arithmetic a >> b
  20
  21 // Precondition:  0 <= b < bits_in_tword
  22
  23 COMPILER_RT_ABI ti_int __ashrti3(ti_int a, si_int b);
  24
  25 int test__ashrti3(ti_int a, si_int b, ti_int expected)
  26 {
  27     ti_int x = __ashrti3(a, b);
  28     if (x != expected)
  29     {
  30         twords at;
  31         at.all = a;
  32         twords xt;
  33         xt.all = x;
  34         twords expectedt;
  35         expectedt.all = expected;
  36         printf("error in __ashrti3: 0x%llX%.16llX >> %d = 0x%llX%.16llX,"
  37                " expected 0x%llX%.16llX\n",
  38                 at.s.high, at.s.low, b, xt.s.high, xt.s.low,
  39                 expectedt.s.high, expectedt.s.low);
  40     }
  41     return x != expected;
  42 }
  43
  44 char assumption_1[sizeof(ti_int) == 2*sizeof(di_int)] = {0};
  45
  46 #endif
  47
  48 int main()
  49 {
  50 #ifdef CRT_HAS_128BIT
  51     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 0,
  52                       make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL)))
  53         return 1;
  54     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 1,
  55                       make_ti(0xFF6E5D4C3B2A190ALL, 0xFF6E5D4C3B2A190ALL)))
  56         return 1;
  57     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 2,
  58                       make_ti(0xFFB72EA61D950C85LL, 0x7FB72EA61D950C85LL)))
  59         return 1;
  60     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 3,
  61                       make_ti(0xFFDB97530ECA8642LL, 0xBFDB97530ECA8642LL)))
  62         return 1;
  63     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 4,
  64                       make_ti(0xFFEDCBA987654321LL, 0x5FEDCBA987654321LL)))
  65         return 1;
  66
  67     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 28,
  68                       make_ti(0xFFFFFFFFEDCBA987LL, 0x6543215FEDCBA987LL)))
  69         return 1;
  70     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 29,
  71                       make_ti(0xFFFFFFFFF6E5D4C3LL, 0xB2A190AFF6E5D4C3LL)))
  72         return 1;
  73     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 30,
  74                       make_ti(0xFFFFFFFFFB72EA61LL, 0xD950C857FB72EA61LL)))
  75         return 1;
  76     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 31,
  77                       make_ti(0xFFFFFFFFFDB97530LL, 0xECA8642BFDB97530LL)))
  78         return 1;
  79
  80     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 32,
  81                       make_ti(0xFFFFFFFFFEDCBA98LL, 0x76543215FEDCBA98LL)))
  82         return 1;
  83
  84     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 33,
  85                       make_ti(0xFFFFFFFFFF6E5D4CLL, 0x3B2A190AFF6E5D4CLL)))
  86         return 1;
  87     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 34,
  88                       make_ti(0xFFFFFFFFFFB72EA6LL, 0x1D950C857FB72EA6LL)))
  89         return 1;
  90     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 35,
  91                       make_ti(0xFFFFFFFFFFDB9753LL, 0x0ECA8642BFDB9753LL)))
  92         return 1;
  93     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 36,
  94                       make_ti(0xFFFFFFFFFFEDCBA9LL, 0x876543215FEDCBA9LL)))
  95         return 1;
  96
  97     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 60,
  98                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xEDCBA9876543215FLL)))
  99         return 1;
 100     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 61,
 101                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xF6E5D4C3B2A190AFLL)))
 102         return 1;
 103     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 62,
 104                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFB72EA61D950C857LL)))
 105         return 1;
 106     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 63,
 107                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFDB97530ECA8642BLL)))
 108         return 1;
 109
 110     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 64,
 111                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFEDCBA9876543215LL)))
 112         return 1;
 113
 114     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 65,
 115                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFF6E5D4C3B2A190ALL)))
 116         return 1;
 117     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 66,
 118                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFB72EA61D950C85LL)))
 119         return 1;
 120     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 67,
 121                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFDB97530ECA8642LL)))
 122         return 1;
 123     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 68,
 124                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFEDCBA987654321LL)))
 125         return 1;
 126
 127     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 92,
 128                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFEDCBA987LL)))
 129         return 1;
 130     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 93,
 131                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFF6E5D4C3LL)))
 132         return 1;
 133     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 94,
 134                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFB72EA61LL)))
 135         return 1;
 136     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 95,
 137                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFDB97530LL)))
 138         return 1;
 139
 140     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 96,
 141                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFEDCBA98LL)))
 142         return 1;
 143
 144     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 97,
 145                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFF6E5D4CLL)))
 146         return 1;
 147     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 98,
 148                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFB72EA6LL)))
 149         return 1;
 150     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 99,
 151                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFDB9753LL)))
 152         return 1;
 153     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 100,
 154                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFEDCBA9LL)))
 155         return 1;
 156
 157     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 124,
 158                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)))
 159         return 1;
 160     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 125,
 161                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)))
 162         return 1;
 163     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 126,
 164                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)))
 165         return 1;
 166     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 127,
 167                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)))
 168         return 1;
 169 #else
 170     printf("skipped\n");
 171 #endif
 172     return 0;
 173 }