1//===--------------- fixtfdi_test.c - Test __fixtfdi ----------------------===// 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 __fixtfdi for the compiler_rt library. 11// 12//===----------------------------------------------------------------------===// 13 14#include "int_lib.h" 15#include <stdio.h> 16 17#if __LDBL_MANT_DIG__ == 113 18 19#include "fp_test.h" 20 21di_int __fixtfdi(long double a); 22 23int test__fixtfdi(long double a, di_int expected) 24{ 25 di_int x = __fixtfdi(a); 26 int ret = (x != expected); 27 28 if (ret) 29 { 30 printf("error in test__fixtfdi(%.20Lf) = %llX, " 31 "expected %llX\n", a, x, expected); 32 } 33 return ret; 34} 35 36char assumption_1[sizeof(long double) * CHAR_BIT == 128] = {0}; 37 38#endif 39 40int main() 41{ 42#if __LDBL_MANT_DIG__ == 113 43 if (test__fixtfdi(makeInf128(), 0x7fffffffffffffffLL)) 44 return 1; 45 if (test__fixtfdi(0, 0x0)) 46 return 1; 47 if (test__fixtfdi(0x1.23456789abcdefp+5L, 0x24LL)) 48 return 1; 49 if (test__fixtfdi(0x1.23456789abcdefp-3L, 0x0LL)) 50 return 1; 51 if (test__fixtfdi(0x1.23456789abcdef12345678p+20L, 0x123456LL)) 52 return 1; 53 if (test__fixtfdi(0x1.23456789abcdef12345678p+40L, 0x123456789abLL)) 54 return 1; 55 if (test__fixtfdi(0x1.23456789abcdef12345678p+60L, 0x123456789abcdef1LL)) 56 return 1; 57 if (test__fixtfdi(0x1.23456789abcdefp+256L, 0x7fffffffffffffffLL)) 58 return 1; 59 if (test__fixtfdi(-0x1.23456789abcdefp+20L, 0xffffffffffedcbaaLL)) 60 return 1; 61 if (test__fixtfdi(-0x1.23456789abcdefp+40L, 0xfffffedcba987655LL)) 62 return 1; 63 if (test__fixtfdi(-0x1.23456789abcdefp+256L, 0x8000000000000000LL)) 64 return 1; 65 66#else 67 printf("skipped\n"); 68 69#endif 70 return 0; 71} 72