projects / rustc.git / blame
| Commit | Line | Data |
|---|---|---|
| 92a42be0 SL |
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 | } |