src/compiler-rt/test/builtins/Unit/unordtf2_test.c

   1 //===------------ unordtf2_test.c - Test __unordtf2------------------------===//
   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 __unordtf2 for the compiler_rt library.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #include <stdio.h>
  15
  16 #if __LP64__ && __LDBL_MANT_DIG__ == 113
  17
  18 #include "fp_test.h"
  19
  20 int __unordtf2(long double a, long double b);
  21
  22 int test__unordtf2(long double a, long double b, enum EXPECTED_RESULT expected)
  23 {
  24     int x = __unordtf2(a, b);
  25     int ret = compareResultCMP(x, expected);
  26
  27     if (ret){
  28         printf("error in test__unordtf2(%.20Lf, %.20Lf) = %d, "
  29                "expected %s\n", a, b, x, expectedStr(expected));
  30     }
  31     return ret;
  32 }
  33
  34 char assumption_1[sizeof(long double) * CHAR_BIT == 128] = {0};
  35
  36 #endif
  37
  38 int main()
  39 {
  40 #if __LP64__ && __LDBL_MANT_DIG__ == 113
  41     // NaN
  42     if (test__unordtf2(makeQNaN128(),
  43                        0x1.234567890abcdef1234567890abcp+3L,
  44                        NEQUAL_0))
  45         return 1;
  46     // other
  47     if (test__unordtf2(0x1.234567890abcdef1234567890abcp+3L,
  48                        0x1.334567890abcdef1234567890abcp+3L,
  49                        EQUAL_0))
  50         return 1;
  51     if (test__unordtf2(0x1.234567890abcdef1234567890abcp+3L,
  52                        0x1.234567890abcdef1234567890abcp+3L,
  53                        EQUAL_0))
  54         return 1;
  55     if (test__unordtf2(0x1.234567890abcdef1234567890abcp+3L,
  56                        0x1.234567890abcdef1234567890abcp-3L,
  57                        EQUAL_0))
  58         return 1;
  59
  60 #else
  61     printf("skipped\n");
  62
  63 #endif
  64     return 0;
  65 }