1 //===--------------- fixtfsi_test.c - Test __fixtfsi ----------------------===// 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 __fixtfsi for the compiler_rt library. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #include <stdio.h> 15 16 #if __LDBL_MANT_DIG__ == 113 17 18 #include "fp_test.h" 19 20 int __fixtfsi(long double a); 21 22 int test__fixtfsi(long double a, int expected) 23 { 24 int x = __fixtfsi(a); 25 int ret = (x != expected); 26 27 if (ret){ 28 printf("error in test__fixtfsi(%.20Lf) = %d, " 29 "expected %d\n", a, x, 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 __LDBL_MANT_DIG__ == 113 41 if (test__fixtfsi(makeInf128(), 0x7fffffff)) 42 return 1; 43 if (test__fixtfsi(0, 0x0)) 44 return 1; 45 if (test__fixtfsi(0x1.23456789abcdefp+5, 0x24)) 46 return 1; 47 if (test__fixtfsi(0x1.23456789abcdefp-3, 0x0)) 48 return 1; 49 if (test__fixtfsi(0x1.23456789abcdefp+20, 0x123456)) 50 return 1; 51 if (test__fixtfsi(0x1.23456789abcdefp+40, 0x7fffffff)) 52 return 1; 53 if (test__fixtfsi(0x1.23456789abcdefp+256, 0x7fffffff)) 54 return 1; 55 if (test__fixtfsi(-0x1.23456789abcdefp+20, 0xffedcbaa)) 56 return 1; 57 if (test__fixtfsi(-0x1.23456789abcdefp+40, 0x80000000)) 58 return 1; 59 60 #else 61 printf("skipped\n"); 62 63 #endif 64 return 0; 65 } 66
