| Daniel Dunbar | fd08999 | 2009-06-26 16:47:03 +0000 | [diff] [blame] | 1 | //===-- modsi3_test.c - Test __modsi3 -------------------------------------===// |
| 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 __modsi3 for the compiler_rt library. |
| 11 | // |
| 12 | //===----------------------------------------------------------------------===// |
| 13 | |
| 14 | #include "int_lib.h" |
| 15 | #include <stdio.h> |
| 16 | |
| 17 | // Returns: a % b |
| 18 | |
| 19 | si_int __modsi3(si_int a, si_int b); |
| 20 | |
| 21 | int test__modsi3(si_int a, si_int b, si_int expected) |
| 22 | { |
| 23 | si_int x = __modsi3(a, b); |
| 24 | if (x != expected) |
| 25 | printf("error in __modsi3: %d %% %d = %d, expected %d\n", |
| 26 | a, b, x, expected); |
| 27 | return x != expected; |
| 28 | } |
| 29 | |
| 30 | int main() |
| 31 | { |
| 32 | if (test__modsi3(0, 1, 0)) |
| 33 | return 1; |
| 34 | if (test__modsi3(0, -1, 0)) |
| 35 | return 1; |
| 36 | |
| 37 | if (test__modsi3(5, 3, 2)) |
| 38 | return 1; |
| 39 | if (test__modsi3(5, -3, 2)) |
| 40 | return 1; |
| 41 | if (test__modsi3(-5, 3, -2)) |
| 42 | return 1; |
| 43 | if (test__modsi3(-5, -3, -2)) |
| 44 | return 1; |
| 45 | |
| 46 | if (test__modsi3(0x80000000, 1, 0x0)) |
| 47 | return 1; |
| 48 | if (test__modsi3(0x80000000, 2, 0x0)) |
| 49 | return 1; |
| 50 | if (test__modsi3(0x80000000, -2, 0x0)) |
| 51 | return 1; |
| 52 | if (test__modsi3(0x80000000, 3, -2)) |
| 53 | return 1; |
| 54 | if (test__modsi3(0x80000000, -3, -2)) |
| 55 | return 1; |
| 56 | |
| 57 | return 0; |
| 58 | } |