| Daniel Dunbar | fd08999 | 2009-06-26 16:47:03 +0000 | [diff] [blame] | 1 | //===-- negdi2_test.c - Test __negdi2 -------------------------------------===// |
| 2 | // |
| 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
| 5 | // This file is distributed under the University of Illinois Open Source |
| 6 | // License. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | // |
| 10 | // This file tests __negdi2 for the compiler_rt library. |
| 11 | // |
| 12 | //===----------------------------------------------------------------------===// |
| 13 | |
| 14 | #include "int_lib.h" |
| 15 | #include <stdio.h> |
| 16 | |
| 17 | // Returns: -a |
| 18 | |
| 19 | di_int __negdi2(di_int a); |
| 20 | |
| 21 | int test__negdi2(di_int a, di_int expected) |
| 22 | { |
| 23 | di_int x = __negdi2(a); |
| 24 | if (x != expected) |
| 25 | printf("error in __negdi2: -0x%llX = 0x%llX, expected 0x%llX\n", |
| 26 | a, x, expected); |
| 27 | return x != expected; |
| 28 | } |
| 29 | |
| 30 | char assumption_1[sizeof(di_int) == 2*sizeof(si_int)] = {0}; |
| 31 | |
| 32 | int main() |
| 33 | { |
| 34 | if (test__negdi2(0, 0)) |
| 35 | return 1; |
| 36 | if (test__negdi2(1, -1)) |
| 37 | return 1; |
| 38 | if (test__negdi2(-1, 1)) |
| 39 | return 1; |
| 40 | if (test__negdi2(2, -2)) |
| 41 | return 1; |
| 42 | if (test__negdi2(-2, 2)) |
| 43 | return 1; |
| 44 | if (test__negdi2(3, -3)) |
| 45 | return 1; |
| 46 | if (test__negdi2(-3, 3)) |
| 47 | return 1; |
| 48 | if (test__negdi2(0x00000000FFFFFFFELL, 0xFFFFFFFF00000002LL)) |
| 49 | return 1; |
| 50 | if (test__negdi2(0xFFFFFFFF00000002LL, 0x00000000FFFFFFFELL)) |
| 51 | return 1; |
| 52 | if (test__negdi2(0x00000000FFFFFFFFLL, 0xFFFFFFFF00000001LL)) |
| 53 | return 1; |
| 54 | if (test__negdi2(0xFFFFFFFF00000001LL, 0x00000000FFFFFFFFLL)) |
| 55 | return 1; |
| 56 | if (test__negdi2(0x0000000100000000LL, 0xFFFFFFFF00000000LL)) |
| 57 | return 1; |
| 58 | if (test__negdi2(0xFFFFFFFF00000000LL, 0x0000000100000000LL)) |
| 59 | return 1; |
| 60 | if (test__negdi2(0x0000000200000000LL, 0xFFFFFFFE00000000LL)) |
| 61 | return 1; |
| 62 | if (test__negdi2(0xFFFFFFFE00000000LL, 0x0000000200000000LL)) |
| 63 | return 1; |
| 64 | if (test__negdi2(0x0000000300000000LL, 0xFFFFFFFD00000000LL)) |
| 65 | return 1; |
| 66 | if (test__negdi2(0xFFFFFFFD00000000LL, 0x0000000300000000LL)) |
| 67 | return 1; |
| 68 | if (test__negdi2(0x8000000000000000LL, 0x8000000000000000LL)) |
| 69 | return 1; |
| 70 | if (test__negdi2(0x8000000000000001LL, 0x7FFFFFFFFFFFFFFFLL)) |
| 71 | return 1; |
| 72 | if (test__negdi2(0x7FFFFFFFFFFFFFFFLL, 0x8000000000000001LL)) |
| 73 | return 1; |
| 74 | if (test__negdi2(0xFFFFFFFE00000000LL, 0x0000000200000000LL)) |
| 75 | return 1; |
| 76 | if (test__negdi2(0x0000000200000000LL, 0xFFFFFFFE00000000LL)) |
| 77 | return 1; |
| 78 | if (test__negdi2(0xFFFFFFFF00000000LL, 0x0000000100000000LL)) |
| 79 | return 1; |
| 80 | if (test__negdi2(0x0000000100000000LL, 0xFFFFFFFF00000000LL)) |
| 81 | return 1; |
| 82 | |
| 83 | return 0; |
| 84 | } |