fixtfsi_test.c revision 1.1.1.1
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 20int __fixtfsi(long double a); 21 22int 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 34char assumption_1[sizeof(long double) * CHAR_BIT == 128] = {0}; 35 36#endif 37 38int 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, 0x80000001)) 58 return 1; 59 60#else 61 printf("skipped\n"); 62 63#endif 64 return 0; 65} 66