50 lines · c
1// RUN: %clang_builtins %s %librt -o %t && %run %t2// REQUIRES: librt_has_udivmodsi43 4#include "int_lib.h"5#include <stdio.h>6 7// Returns: a / b8 9extern COMPILER_RT_ABI su_int __udivmodsi4(su_int a, su_int b, su_int* rem);10 11int test__udivmodsi4(su_int a, su_int b, 12 su_int expected_result, su_int expected_rem)13{14 su_int rem;15 su_int result = __udivmodsi4(a, b, &rem);16 if (result != expected_result) {17 printf("error in __udivmodsi4: %u / %u = %u, expected %u\n",18 a, b, result, expected_result);19 return 1;20 }21 if (rem != expected_rem) {22 printf("error in __udivmodsi4: %u mod %u = %u, expected %u\n",23 a, b, rem, expected_rem);24 return 1;25 }26 27 return 0;28}29 30 31int main()32{33 if (test__udivmodsi4(0, 1, 0, 0))34 return 1;35 36 if (test__udivmodsi4(2, 1, 2, 0))37 return 1;38 39 if (test__udivmodsi4(19, 5, 3, 4))40 return 1;41 42 if (test__udivmodsi4(0x80000000, 8, 0x10000000, 0))43 return 1;44 45 if (test__udivmodsi4(0x80000003, 8, 0x10000000, 3))46 return 1;47 48 return 0;49}50