Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame^] | 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 | |
| 21 | di_int __fixtfdi(long double a); |
| 22 | |
| 23 | int 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 | |
| 36 | char assumption_1[sizeof(long double) * CHAR_BIT == 128] = {0}; |
| 37 | |
| 38 | #endif |
| 39 | |
| 40 | int 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 | } |