1//===-- udivmodsi4_test.c - Test __udivmodsi4 -----------------------------===// 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 __udivmodsi4 for the compiler_rt library. 11// 12//===----------------------------------------------------------------------===// 13 14#include "int_lib.h" 15#include <stdio.h> 16 17// Returns: a / b 18 19extern su_int __udivmodsi4(su_int a, su_int b, su_int* rem); 20 21int test__udivmodsi4(su_int a, su_int b, 22 su_int expected_result, su_int expected_rem) 23{ 24 su_int rem; 25 su_int result = __udivmodsi4(a, b, &rem); 26 if (result != expected_result) { 27 printf("error in __udivmodsi4: %u / %u = %u, expected %u\n", 28 a, b, result, expected_result); 29 return 1; 30 } 31 if (rem != expected_rem) { 32 printf("error in __udivmodsi4: %u mod %u = %u, expected %u\n", 33 a, b, rem, expected_rem); 34 return 1; 35 } 36 37 return 0; 38} 39 40 41int main() 42{ 43 if (test__udivmodsi4(0, 1, 0, 0)) 44 return 1; 45 46 if (test__udivmodsi4(2, 1, 2, 0)) 47 return 1; 48 49 if (test__udivmodsi4(19, 5, 3, 4)) 50 return 1; 51 52 if (test__udivmodsi4(0x80000000, 8, 0x10000000, 0)) 53 return 1; 54 55 if (test__udivmodsi4(0x80000003, 8, 0x10000000, 3)) 56 return 1; 57 58 return 0; 59} 60